Adding upstream version 2.12.1.upstream/2.12.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

53 files changed, 7482 insertions, 0 deletions

diff --git a/modules/setup/application/clicommands/ConfigCommand.php b/modules/setup/application/clicommands/ConfigCommand.php
new file mode 100644
index 0000000..e50333e
--- /dev/null
+++ b/modules/setup/application/clicommands/ConfigCommand.php
@@ -0,0 +1,188 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Clicommands;
+
+use Icinga\Application\Logger;
+use Icinga\Cli\Command;
+use Icinga\Exception\IcingaException;
+use Icinga\Exception\ProgrammingError;
+use Icinga\Module\Setup\Webserver;
+
+class ConfigCommand extends Command
+{
+    /**
+     * Create Icinga Web 2's configuration directory
+     *
+     * USAGE:
+     *
+     *  icingacli setup config directory [options]
+     *
+     * OPTIONS:
+     *
+     *  --config=<directory>    Path to Icinga Web 2's configuration files [/etc/icingaweb2]
+     *
+     *  --mode=<mode>           The access mode to use [2770]
+     *
+     *  --group=<group>         Owner group for the configuration directory [icingaweb2]
+     *
+     * EXAMPLES:
+     *
+     *  icingacli setup config directory
+     *
+     *  icingacli setup config directory --mode=2775 --config=/opt/icingaweb2/etc
+     */
+    public function directoryAction()
+    {
+        $configDir = trim($this->params->get('config', $this->app->getConfigDir()));
+        if (strlen($configDir) === 0) {
+            $this->fail($this->translate(
+                'The argument --config expects a path to Icinga Web 2\'s configuration files'
+            ));
+        }
+
+        $group = trim($this->params->get('group', 'icingaweb2'));
+        if (strlen($group) === 0) {
+            $this->fail($this->translate(
+                'The argument --group expects a owner group for the configuration directory'
+            ));
+        }
+
+        $mode = trim($this->params->get('mode', '2770'));
+        if (strlen($mode) === 0) {
+            $this->fail($this->translate(
+                'The argument --mode expects an access mode for the configuration directory'
+            ));
+        }
+
+        if (! file_exists($configDir) && ! @mkdir($configDir, 0755, true)) {
+            $e = error_get_last();
+            $this->fail(sprintf(
+                $this->translate('Can\'t create configuration directory %s: %s'),
+                $configDir,
+                $e['message']
+            ));
+        }
+
+        if (! @chmod($configDir, octdec($mode))) {
+            $e = error_get_last();
+            $this->fail(sprintf(
+                $this->translate('Can\'t change the mode of the configuration directory to %s: %s'),
+                $mode,
+                $e['message']
+            ));
+        }
+
+        if (! @chgrp($configDir, $group)) {
+            $e = error_get_last();
+            $this->fail(sprintf(
+                $this->translate('Can\'t change the group of %s to %s: %s'),
+                $configDir,
+                $group,
+                $e['message']
+            ));
+        }
+
+        printf($this->translate('Successfully created configuration directory %s') . PHP_EOL, $configDir);
+    }
+
+    /**
+     * Create webserver configuration
+     *
+     * USAGE:
+     *
+     *  icingacli setup config webserver <apache|nginx> [options]
+     *
+     * OPTIONS:
+     *
+     *  --path=<urlpath>                    The URL path to Icinga Web 2 [/icingaweb2]
+     *
+     *  --root|--document-root=<directory>  The directory from which the webserver will serve files
+     *                                      [/path/to/icingaweb2/public]
+     *
+     *  --enable-fpm                        Enable FPM handler for Apache (Nginx is always enabled)
+     *
+     *  --fpm-uri=<uri>                     Address or path where to pass requests to FPM [127.0.0.1:9000]
+     *
+     *  --config=<directory>                Path to Icinga Web 2's configuration files [/etc/icingaweb2]
+     *
+     *  --file=<filename>                   Write configuration to file [stdout]
+     *
+     * EXAMPLES:
+     *
+     *  icingacli setup config webserver apache
+     *
+     *  icingacli setup config webserver apache \
+     *    --path=/icingaweb2 \
+     *    --document-root=/usr/share/icingaweb2/public \
+     *    --config=/etc/icingaweb2
+     *
+     *  icingacli setup config webserver apache \
+     *    --file=/etc/apache2/conf.d/icingaweb2.conf
+     *
+     *  icingacli setup config webserver nginx \
+     *    --root=/usr/share/icingaweb2/public \
+     *    --fpm-uri=unix:/var/run/php5-fpm.sock
+     */
+    public function webserverAction()
+    {
+        if (($type = $this->params->getStandalone()) === null) {
+            $this->fail($this->translate('Argument type is mandatory.'));
+        }
+
+        $webserver = null;
+        try {
+            $webserver = Webserver::createInstance($type);
+        } catch (ProgrammingError $e) {
+            $this->fail($this->translate('Unknown type') . ': ' . $type);
+        }
+        $urlPath = trim($this->params->get('path', $webserver->getUrlPath()));
+        if (strlen($urlPath) === 0) {
+            $this->fail($this->translate('The argument --path expects a URL path'));
+        }
+        $documentRoot = trim(
+            $this->params->get('root', $this->params->get('document-root', $webserver->getDocumentRoot()))
+        );
+        if (strlen($documentRoot) === 0) {
+            $this->fail($this->translate(
+                'The argument --root/--document-root expects a directory from which the webserver will serve files'
+            ));
+        }
+        $configDir = trim($this->params->get('config', $webserver->getConfigDir()));
+        if (strlen($configDir) === 0) {
+            $this->fail($this->translate(
+                'The argument --config expects a path to Icinga Web 2\'s configuration files'
+            ));
+        }
+
+        $enableFpm = $this->params->shift('enable-fpm', $webserver->getEnableFpm());
+
+        $fpmUri = trim($this->params->get('fpm-uri', $webserver->getFpmUri()));
+        if (empty($fpmUri)) {
+            $this->fail($this->translate(
+                'The argument --fpm-uri expects an address or path where to pass requests to FPM'
+            ));
+        }
+        $webserver
+            ->setDocumentRoot($documentRoot)
+            ->setConfigDir($configDir)
+            ->setUrlPath($urlPath)
+            ->setEnableFpm($enableFpm)
+            ->setFpmUri($fpmUri);
+        $config = $webserver->generate() . "\n";
+        if (($file = $this->params->get('file')) !== null) {
+            if (file_exists($file) === true) {
+                $this->fail(sprintf($this->translate('File %s already exists. Please delete it first.'), $file));
+            }
+            Logger::info($this->translate('Write %s configuration to file: %s'), $type, $file);
+            $re = file_put_contents($file, $config);
+            if ($re === false) {
+                $this->fail($this->translate('Could not write to file') . ': ' . $file);
+            }
+            Logger::info($this->translate('Successfully written %d bytes to file'), $re);
+            return true;
+        }
+        echo $config;
+        return true;
+    }
+}
diff --git a/modules/setup/application/clicommands/TokenCommand.php b/modules/setup/application/clicommands/TokenCommand.php
new file mode 100644
index 0000000..f1c30d1
--- /dev/null
+++ b/modules/setup/application/clicommands/TokenCommand.php
@@ -0,0 +1,89 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Clicommands;
+
+use Icinga\Cli\Command;
+
+/**
+ * Maintain the setup wizard's authentication
+ *
+ * The token command allows you to display the current setup token or to create a new one.
+ *
+ * Usage: icingacli setup token <action>
+ */
+class TokenCommand extends Command
+{
+    /**
+     * Display the current setup token
+     *
+     * Shows you the current setup token used to authenticate when setting up Icinga Web 2 using the web-based wizard.
+     *
+     * USAGE:
+     *
+     *   icingacli setup token show [options]
+     *
+     * OPTIONS:
+     *
+     *  --config=<directory>    Path to Icinga Web 2's configuration files [/etc/icingaweb2]
+     */
+    public function showAction()
+    {
+        $configDir = $this->params->get('config', $this->app->getConfigDir());
+        if (! is_string($configDir) || strlen(trim($configDir)) === 0) {
+            $this->fail($this->translate(
+                'The argument --config expects a path to Icinga Web 2\'s configuration files'
+            ));
+        }
+
+        $token = file_get_contents($configDir . '/setup.token');
+        if (! $token) {
+            $this->fail(
+                $this->translate('Nothing to show. Please create a new setup token using the generateToken action.')
+            );
+        }
+
+        printf($this->translate("The current setup token is: %s\n"), $token);
+    }
+
+    /**
+     * Create a new setup token
+     *
+     * Re-generates the setup token used to authenticate when setting up Icinga Web 2 using the web-based wizard.
+     *
+     * USAGE:
+     *
+     *   icingacli setup token create [options]
+     *
+     * OPTIONS:
+     *
+     *  --config=<directory>    Path to Icinga Web 2's configuration files [/etc/icingaweb2]
+     */
+    public function createAction()
+    {
+        $configDir = $this->params->get('config', $this->app->getConfigDir());
+        if (! is_string($configDir) || strlen(trim($configDir)) === 0) {
+            $this->fail($this->translate(
+                'The argument --config expects a path to Icinga Web 2\'s configuration files'
+            ));
+        }
+
+        $file = $configDir . '/setup.token';
+
+        if (function_exists('openssl_random_pseudo_bytes')) {
+            $token = bin2hex(openssl_random_pseudo_bytes(8));
+        } else {
+            $token = substr(md5(mt_rand()), 16);
+        }
+
+        if (false === file_put_contents($file, $token)) {
+            $this->fail(sprintf($this->translate('Cannot write setup token "%s" to disk.'), $file));
+        }
+
+        if (! chmod($file, 0660)) {
+            $this->fail(sprintf($this->translate('Cannot change access mode of "%s" to %o.'), $file, 0660));
+        }
+
+        printf($this->translate("The newly generated setup token is: %s\n"), $token);
+    }
+}
diff --git a/modules/setup/application/controllers/IndexController.php b/modules/setup/application/controllers/IndexController.php
new file mode 100644
index 0000000..b75643c
--- /dev/null
+++ b/modules/setup/application/controllers/IndexController.php
@@ -0,0 +1,91 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Controllers;
+
+use Icinga\Module\Setup\WebWizard;
+use Icinga\Web\Controller;
+use Icinga\Web\Form;
+use Icinga\Web\Url;
+
+class IndexController extends Controller
+{
+    /**
+     * Whether the controller requires the user to be authenticated
+     *
+     * FALSE as the wizard uses token authentication
+     *
+     * @var bool
+     */
+    protected $requiresAuthentication = false;
+
+    /**
+     * {@inheritdoc}
+     */
+    protected $innerLayout = 'inline';
+
+    /**
+     * Show the web wizard and run the configuration once finished
+     */
+    public function indexAction()
+    {
+        $wizard = new WebWizard();
+
+        if ($wizard->isFinished()) {
+            $setup = $wizard->getSetup();
+            $success = $setup->run();
+            if ($success) {
+                $wizard->clearSession();
+            } else {
+                $wizard->setIsFinished(false);
+            }
+
+            $this->view->success = $success;
+            $this->view->report = $setup->getReport();
+        } else {
+            $wizard->handleRequest();
+
+            $restartForm = new Form();
+            $restartForm->setUidDisabled();
+            $restartForm->setName('setup_restart_form');
+            $restartForm->setAction(Url::fromPath('setup/index/restart'));
+            $restartForm->setAttrib('class', 'restart-form');
+            $restartForm->addElement(
+                'button',
+                'btn_submit',
+                array(
+                    'type'          => 'submit',
+                    'value'         => 'btn_submit',
+                    'escape'        => false,
+                    'label'         => $this->view->icon('reply-all'),
+                    'title'         => $this->translate('Restart the setup'),
+                    'decorators'    => array('ViewHelper')
+                )
+            );
+
+            $this->view->restartForm = $restartForm;
+        }
+
+        $this->view->wizard = $wizard;
+        $this->view->title = $this->translate('Setup') . ' :: ' . $this->view->defaultTitle;
+    }
+
+    /**
+     * Reset session and restart the wizard
+     */
+    public function restartAction()
+    {
+        $this->assertHttpMethod('POST');
+
+        $form = new Form(array(
+            'onSuccess' => function () {
+                $wizard = new WebWizard();
+                $wizard->clearSession(false);
+            }
+        ));
+        $form->setUidDisabled();
+        $form->setRedirectUrl('setup');
+        $form->setSubmitLabel('btn_submit');
+        $form->handleRequest();
+    }
+}
diff --git a/modules/setup/application/forms/AdminAccountPage.php b/modules/setup/application/forms/AdminAccountPage.php
new file mode 100644
index 0000000..b33749e
--- /dev/null
+++ b/modules/setup/application/forms/AdminAccountPage.php
@@ -0,0 +1,431 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Forms;
+
+use Exception;
+use Icinga\Application\Config;
+use Icinga\Authentication\User\ExternalBackend;
+use Icinga\Authentication\User\UserBackend;
+use Icinga\Authentication\User\DbUserBackend;
+use Icinga\Authentication\User\LdapUserBackend;
+use Icinga\Authentication\UserGroup\UserGroupBackend;
+use Icinga\Authentication\UserGroup\LdapUserGroupBackend;
+use Icinga\Data\ConfigObject;
+use Icinga\Data\ResourceFactory;
+use Icinga\Data\Selectable;
+use Icinga\Exception\NotImplementedError;
+use Icinga\Protocol\Ldap\LdapQuery;
+use Icinga\Web\Form;
+
+/**
+ * Wizard page to define the initial administrative account
+ */
+class AdminAccountPage extends Form
+{
+    /**
+     * The resource configuration to use
+     *
+     * @var array
+     */
+    protected $resourceConfig;
+
+    /**
+     * The user backend configuration to use
+     *
+     * @var array
+     */
+    protected $backendConfig;
+
+    /**
+     * The user group backend configuration to use
+     *
+     * @var array
+     */
+    protected $groupConfig;
+
+    /**
+     * Initialize this page
+     */
+    public function init()
+    {
+        $this->setName('setup_admin_account');
+        $this->setTitle($this->translate('Administration', 'setup.page.title'));
+        $this->addDescription($this->translate(
+            'Now it\'s time to configure your first administrative account or group for Icinga Web 2.'
+        ));
+    }
+
+    /**
+     * Set the resource configuration to use
+     *
+     * @param   array   $config
+     *
+     * @return  $this
+     */
+    public function setResourceConfig(array $config)
+    {
+        $this->resourceConfig = $config;
+        return $this;
+    }
+
+    /**
+     * Set the user backend configuration to use
+     *
+     * @param   array   $config
+     *
+     * @return  $this
+     */
+    public function setBackendConfig(array $config)
+    {
+        $this->backendConfig = $config;
+        return $this;
+    }
+
+    /**
+     * Set the user group backend configuration to use
+     *
+     * @param   array   $config
+     *
+     * @return  $this
+     */
+    public function setGroupConfig(array $config = null)
+    {
+        $this->groupConfig = $config;
+        return $this;
+    }
+
+    /**
+     * @see Form::createElements()
+     */
+    public function createElements(array $formData)
+    {
+        $choices = array();
+        $groups = [];
+        if ($this->backendConfig['backend'] !== 'db') {
+            $choices['by_name'] = $this->translate('By Name', 'setup.admin');
+            $choice = isset($formData['user_type']) ? $formData['user_type'] : 'by_name';
+
+            if (in_array($this->backendConfig['backend'], array('ldap', 'msldap'))) {
+                $groups = $this->fetchGroups();
+                if (! empty($groups)) {
+                    $choices['user_group'] = $this->translate('User Group', 'setup.admin');
+                }
+            }
+        } else {
+            $choices['new_user'] = $this->translate('New User', 'setup.admin');
+            $choice = isset($formData['user_type']) ? $formData['user_type'] : 'new_user';
+        }
+
+        $users = [];
+        if (in_array($this->backendConfig['backend'], array('db', 'ldap', 'msldap'))) {
+            $users = $this->fetchUsers();
+            if (! empty($users)) {
+                $choices['existing_user'] = $this->translate('Existing User', 'setup.admin');
+            }
+        }
+
+        if (count($choices) > 1) {
+            $this->addElement(
+                'select',
+                'user_type',
+                array(
+                    'required'      => true,
+                    'autosubmit'    => true,
+                    'label'         => $this->translate('Type Of Definition'),
+                    'description'   => $this->translate('Choose how to define the desired account.'),
+                    'multiOptions'  => $choices,
+                    'value'         => $choice
+                )
+            );
+        } else {
+            $this->addElement(
+                'hidden',
+                'user_type',
+                array(
+                    'required'  => true,
+                    'value'     => key($choices)
+                )
+            );
+        }
+
+        if ($choice === 'by_name') {
+            $this->addElement(
+                'text',
+                'by_name',
+                array(
+                    'required'      => true,
+                    'value'         => $this->getUsername(),
+                    'label'         => $this->translate('Username'),
+                    'description'   => $this->translate(
+                        'Define the initial administrative account by providing a username that reflects'
+                        . ' a user created later or one that is authenticated using external mechanisms.'
+                    )
+                )
+            );
+        }
+
+        if ($choice === 'user_group') {
+            $this->addElement(
+                'select',
+                'user_group',
+                array(
+                    'required'      => true,
+                    'label'         => $this->translate('Group Name'),
+                    'description'   => $this->translate(
+                        'Choose a user group reported by the LDAP backend'
+                        . ' to permit its members administrative access.',
+                        'setup.admin'
+                    ),
+                    'multiOptions'  => array_combine($groups, $groups)
+                )
+            );
+        }
+
+        if ($choice === 'existing_user') {
+            $this->addElement(
+                'select',
+                'existing_user',
+                array(
+                    'required'      => true,
+                    'label'         => $this->translate('Username'),
+                    'description'   => sprintf(
+                        $this->translate(
+                            'Choose a user reported by the %s backend as the initial administrative account.',
+                            'setup.admin'
+                        ),
+                        $this->backendConfig['backend'] === 'db'
+                            ? $this->translate('database', 'setup.admin.authbackend')
+                            : 'LDAP'
+                    ),
+                    'multiOptions'  => array_combine($users, $users)
+                )
+            );
+        }
+
+        if ($choice === 'new_user') {
+            $this->addElement(
+                'text',
+                'new_user',
+                array(
+                    'required'      => true,
+                    'label'         => $this->translate('Username'),
+                    'description'   => $this->translate(
+                        'Enter the username to be used when creating an initial administrative account.'
+                    )
+                )
+            );
+            $this->addElement(
+                'password',
+                'new_user_password',
+                array(
+                    'required'          => true,
+                    'renderPassword'    => true,
+                    'label'             => $this->translate('Password'),
+                    'description'       => $this->translate(
+                        'Enter the password to assign to the newly created account.'
+                    ),
+                    'autocomplete'      => 'new-password'
+                )
+            );
+            $this->addElement(
+                'password',
+                'new_user_2ndpass',
+                array(
+                    'required'          => true,
+                    'renderPassword'    => true,
+                    'label'             => $this->translate('Repeat password'),
+                    'description'       => $this->translate(
+                        'Please repeat the password given above to avoid typing errors.'
+                    ),
+                    'validators'        => array(
+                        array('identical', false, array('new_user_password'))
+                    )
+                )
+            );
+        }
+    }
+
+    /**
+     * Validate the given request data and ensure that any new user does not already exist
+     *
+     * @param   array   $data   The request data to validate
+     *
+     * @return  bool
+     */
+    public function isValid($data)
+    {
+        if (false === parent::isValid($data)) {
+            return false;
+        }
+
+        if ($data['user_type'] === 'new_user' && $this->hasUser($data['new_user'])) {
+            $this->getElement('new_user')->addError($this->translate('Username already exists.'));
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * Return the name of the externally authenticated user
+     *
+     * @return  string
+     */
+    protected function getUsername()
+    {
+        list($name, $_) = ExternalBackend::getRemoteUserInformation();
+        if ($name === null) {
+            return '';
+        }
+
+        if (isset($this->backendConfig['strip_username_regexp']) && $this->backendConfig['strip_username_regexp']) {
+            // No need to silence or log anything here because the pattern has
+            // already been successfully compiled during backend configuration
+            $name = preg_replace($this->backendConfig['strip_username_regexp'], '', $name);
+        }
+
+        return $name;
+    }
+
+    /**
+     * Return the names of all users the user backend currently provides
+     *
+     * @return  array
+     */
+    protected function fetchUsers()
+    {
+        try {
+            $query = $this
+                ->createUserBackend()
+                ->select(array('user_name'))
+                ->order('user_name', 'asc', true);
+            if (in_array($this->backendConfig['backend'], array('ldap', 'msldap'))) {
+                /** @var LdapQuery $ldapQuery */
+                $ldapQuery = $query->getQuery();
+                $ldapQuery->setUsePagedResults();
+            }
+
+            return $query->fetchColumn();
+        } catch (Exception $_) {
+            // No need to handle anything special here. Error means no users found.
+            return array();
+        }
+    }
+
+    /**
+     * Return whether the user backend provides a user with the given name
+     *
+     * @param   string  $username
+     *
+     * @return  bool
+     */
+    protected function hasUser($username)
+    {
+        try {
+            return $this
+                ->createUserBackend()
+                ->select()
+                ->where('user_name', $username)
+                ->count() > 1;
+        } catch (Exception $_) {
+            return false;
+        }
+    }
+
+    /**
+     * Create and return the user backend
+     *
+     * @return  DbUserBackend|LdapUserBackend
+     */
+    protected function createUserBackend()
+    {
+        $resourceConfig = new Config();
+        $resourceConfig->setSection($this->resourceConfig['name'], $this->resourceConfig);
+        ResourceFactory::setConfig($resourceConfig);
+
+        $config = new ConfigObject($this->backendConfig);
+        $config->resource = $this->resourceConfig['name'];
+        return UserBackend::create(null, $config);
+    }
+
+    /**
+     * Return the names of all user groups the user group backend currently provides
+     *
+     * @return  array
+     */
+    protected function fetchGroups()
+    {
+        try {
+            $query = $this
+                ->createUserGroupBackend()
+                ->select(array('group_name'));
+            if (in_array($this->backendConfig['backend'], array('ldap', 'msldap'))) {
+                /** @var LdapQuery $ldapQuery */
+                $ldapQuery = $query->getQuery();
+                $ldapQuery->setUsePagedResults();
+            }
+
+            return $query->fetchColumn();
+        } catch (Exception $_) {
+            // No need to handle anything special here. Error means no groups found.
+            return array();
+        }
+    }
+
+    /**
+     * Return whether the user group backend provides a user group with the given name
+     *
+     * @param   string  $groupname
+     *
+     * @return  bool
+     */
+    protected function hasGroup($groupname)
+    {
+        try {
+            return $this
+                ->createUserGroupBackend()
+                ->select()
+                ->where('group_name', $groupname)
+                ->count() > 1;
+        } catch (Exception $_) {
+            return false;
+        }
+    }
+
+    /**
+     * Create and return the user group backend
+     *
+     * @return  LdapUserGroupBackend
+     */
+    protected function createUserGroupBackend()
+    {
+        $resourceConfig = new Config();
+        $resourceConfig->setSection($this->resourceConfig['name'], $this->resourceConfig);
+        ResourceFactory::setConfig($resourceConfig);
+
+        $backendConfig = new Config();
+        $backendConfig->setSection($this->backendConfig['name'], array_merge(
+            $this->backendConfig,
+            array('resource' => $this->resourceConfig['name'])
+        ));
+        UserBackend::setConfig($backendConfig);
+
+        if (empty($this->groupConfig)) {
+            $groupConfig = new ConfigObject(array(
+                'backend'       => $this->backendConfig['backend'], // _Should_ be "db" or "msldap"
+                'resource'      => $this->resourceConfig['name'],
+                'user_backend'  => $this->backendConfig['name'] // Gets ignored if 'backend' is "db"
+            ));
+        } else {
+            $groupConfig = new ConfigObject($this->groupConfig);
+        }
+
+        $backend = UserGroupBackend::create(null, $groupConfig);
+        if (! $backend instanceof Selectable) {
+            throw new NotImplementedError('Unsupported, until #9772 has been resolved');
+        }
+
+        return $backend;
+    }
+}
diff --git a/modules/setup/application/forms/AuthBackendPage.php b/modules/setup/application/forms/AuthBackendPage.php
new file mode 100644
index 0000000..88c77e6
--- /dev/null
+++ b/modules/setup/application/forms/AuthBackendPage.php
@@ -0,0 +1,274 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Forms;
+
+use Icinga\Application\Config;
+use Icinga\Data\ResourceFactory;
+use Icinga\Forms\Config\UserBackendConfigForm;
+use Icinga\Forms\Config\UserBackend\DbBackendForm;
+use Icinga\Forms\Config\UserBackend\LdapBackendForm;
+use Icinga\Forms\Config\UserBackend\ExternalBackendForm;
+use Icinga\Web\Form;
+
+/**
+ * Wizard page to define authentication backend specific details
+ */
+class AuthBackendPage extends Form
+{
+    /**
+     * The resource configuration to use
+     *
+     * @var array
+     */
+    protected $config;
+
+    /**
+     * Default values for the subform's elements suggested by a previous step
+     *
+     * @var string[]
+     */
+    protected $suggestions = array();
+
+    /**
+     * Initialize this page
+     */
+    public function init()
+    {
+        $this->setName('setup_authentication_backend');
+        $this->setTitle($this->translate('Authentication Backend', 'setup.page.title'));
+        $this->setValidatePartial(true);
+    }
+
+    /**
+     * Set the resource configuration to use
+     *
+     * @param   array   $config
+     *
+     * @return  $this
+     */
+    public function setResourceConfig(array $config)
+    {
+        $resourceConfig = new Config();
+        $resourceConfig->setSection($config['name'], $config);
+        ResourceFactory::setConfig($resourceConfig);
+
+        $this->config = $config;
+        return $this;
+    }
+
+    /**
+     * Create and add elements to this form
+     *
+     * @param   array   $formData
+     */
+    public function createElements(array $formData)
+    {
+        if (isset($formData['skip_validation']) && $formData['skip_validation']) {
+            $this->addSkipValidationCheckbox();
+        }
+
+        $backendForm = null;
+        if (! isset($this->config) || $this->config['type'] === 'external') {
+            $backendForm = new ExternalBackendForm();
+            $backendForm->create($formData);
+            $this->addDescription($this->translate(
+                'You\'ve chosen to authenticate using a web server\'s mechanism so it may be necessary'
+                . ' to adjust usernames before any permissions, restrictions, etc. are being applied.'
+            ));
+        } elseif ($this->config['type'] === 'db') {
+            $this->setRequiredCue(null);
+            $backendForm = new DbBackendForm();
+            $backendForm->setRequiredCue(null);
+            $backendForm->create($formData)->removeElement('resource');
+            $this->addDescription($this->translate(
+                'As you\'ve chosen to use a database for authentication all you need '
+                . 'to do now is defining a name for your first authentication backend.'
+            ));
+        } elseif ($this->config['type'] === 'ldap') {
+            $type = null;
+            if (! isset($formData['type'])) {
+                if (isset($formData['backend'])) {
+                    $formData['type'] = $type = $formData['backend'];
+                } elseif (isset($this->suggestions['backend'])) {
+                    $formData['type'] = $type = $this->suggestions['backend'];
+                }
+            }
+
+            $backendForm = new LdapBackendForm();
+            $backendForm->setSuggestions($this->suggestions);
+            $backendForm->setResources(array($this->config['name']));
+            $backendForm->create($formData);
+            $backendForm->getElement('resource')->setIgnore(true);
+            $this->addDescription($this->translate(
+                'Before you are able to authenticate using the LDAP connection defined earlier you need to'
+                . ' provide some more information so that Icinga Web 2 is able to locate account details.'
+            ));
+            $this->addElement(
+                'select',
+                'type',
+                array(
+                    'ignore'            => true,
+                    'required'          => true,
+                    'autosubmit'        => true,
+                    'label'             => $this->translate('Backend Type'),
+                    'description'       => $this->translate(
+                        'The type of the resource being used for this authenticaton provider'
+                    ),
+                    'multiOptions'      => array(
+                        'ldap'      => 'LDAP',
+                        'msldap'    => 'ActiveDirectory'
+                    ),
+                    'value'             => $type
+                )
+            );
+        }
+
+        $backendForm->getElement('name')->setValue('icingaweb2');
+        $this->addSubForm($backendForm, 'backend_form');
+    }
+
+    /**
+     * Retrieve all form element values
+     *
+     * @param   bool    $suppressArrayNotation  Ignored
+     *
+     * @return  array
+     */
+    public function getValues($suppressArrayNotation = false)
+    {
+        $values = parent::getValues();
+        $values = array_merge($values, $values['backend_form']);
+        unset($values['backend_form']);
+        return $values;
+    }
+
+    /**
+     * Validate the given form data and check whether it's possible to authenticate using the configured backend
+     *
+     * @param   array   $data   The data to validate
+     *
+     * @return  bool
+     */
+    public function isValid($data)
+    {
+        if (! parent::isValid($data)) {
+            return false;
+        }
+
+        if (isset($this->config)) {
+            if ($this->config['type'] === 'ldap' && (
+                ! isset($data['skip_validation']) || $data['skip_validation'] == 0)
+            ) {
+                $self = clone $this;
+                $self->getSubForm('backend_form')->getElement('resource')->setIgnore(false);
+                $inspection = UserBackendConfigForm::inspectUserBackend($self);
+                if ($inspection && $inspection->hasError()) {
+                    $this->error($inspection->getError());
+                    $this->addSkipValidationCheckbox();
+                    return false;
+                }
+            }
+        }
+
+        return true;
+    }
+
+    /**
+     * Run the configured backend's inspection checks and show the result, if necessary
+     *
+     * This will only run any validation if the user pushed the 'backend_validation' button.
+     *
+     * @param   array   $formData
+     *
+     * @return  bool
+     */
+    public function isValidPartial(array $formData)
+    {
+        if (isset($formData['backend_validation']) && parent::isValid($formData)) {
+            $self = clone $this;
+            if (($resourceElement = $self->getSubForm('backend_form')->getElement('resource')) !== null) {
+                $resourceElement->setIgnore(false);
+            }
+
+            $inspection = UserBackendConfigForm::inspectUserBackend($self);
+            if ($inspection !== null) {
+                $join = function ($e) use (&$join) {
+                    return is_string($e) ? $e : join("\n", array_map($join, $e));
+                };
+                $this->addElement(
+                    'note',
+                    'inspection_output',
+                    array(
+                        'order'         => 0,
+                        'value'         => '<strong>' . $this->translate('Validation Log') . "</strong>\n\n"
+                            . join("\n", array_map($join, $inspection->toArray())),
+                        'decorators'    => array(
+                            'ViewHelper',
+                            array('HtmlTag', array('tag' => 'pre', 'class' => 'log-output')),
+                        )
+                    )
+                );
+
+                if ($inspection->hasError()) {
+                    $this->warning(sprintf(
+                        $this->translate('Failed to successfully validate the configuration: %s'),
+                        $inspection->getError()
+                    ));
+                    return false;
+                }
+            }
+
+            $this->info($this->translate('The configuration has been successfully validated.'));
+        } elseif (isset($formData['discovery_btn']) || isset($formData['btn_discover_domain'])) {
+            return parent::isValidPartial($formData);
+        } elseif (! isset($formData['backend_validation'])) {
+            // This is usually done by isValid(Partial), but as we're not calling any of these...
+            $this->populate($formData);
+        }
+
+        return true;
+    }
+
+    /**
+     * Add a checkbox to this form by which the user can skip the authentication validation
+     */
+    protected function addSkipValidationCheckbox()
+    {
+        $this->addElement(
+            'checkbox',
+            'skip_validation',
+            array(
+                'order'         => 0,
+                'ignore'        => true,
+                'required'      => true,
+                'label'         => $this->translate('Skip Validation'),
+                'description'   => $this->translate('Check this to not to validate authentication using this backend')
+            )
+        );
+    }
+
+    /**
+     * Get default values for the subform's elements suggested by a previous step
+     *
+     * @return string[]
+     */
+    public function getSuggestions()
+    {
+        return $this->suggestions;
+    }
+
+    /**
+     * Set default values for the subform's elements suggested by a previous step
+     *
+     * @param string[] $suggestions
+     *
+     * @return $this
+     */
+    public function setSuggestions(array $suggestions)
+    {
+        $this->suggestions = $suggestions;
+
+        return $this;
+    }
+}
diff --git a/modules/setup/application/forms/AuthenticationPage.php b/modules/setup/application/forms/AuthenticationPage.php
new file mode 100644
index 0000000..52e3c66
--- /dev/null
+++ b/modules/setup/application/forms/AuthenticationPage.php
@@ -0,0 +1,69 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Forms;
+
+use Icinga\Authentication\User\ExternalBackend;
+use Icinga\Web\Form;
+use Icinga\Application\Platform;
+
+/**
+ * Wizard page to choose an authentication backend
+ */
+class AuthenticationPage extends Form
+{
+    /**
+     * Initialize this page
+     */
+    public function init()
+    {
+        $this->setRequiredCue(null);
+        $this->setName('setup_authentication_type');
+        $this->setTitle($this->translate('Authentication', 'setup.page.title'));
+        $this->addDescription($this->translate(
+            'Please choose how you want to authenticate when accessing Icinga Web 2.'
+            . ' Configuring backend specific details follows in a later step.'
+        ));
+    }
+
+    /**
+     * @see Form::createElements()
+     */
+    public function createElements(array $formData)
+    {
+        if (isset($formData['type']) && $formData['type'] === 'external') {
+            list($username, $_) = ExternalBackend::getRemoteUserInformation();
+            if ($username === null) {
+                $this->info(
+                    $this->translate(
+                        'You\'re currently not authenticated using any of the web server\'s authentication '
+                        . 'mechanisms. Make sure you\'ll configure such, otherwise you\'ll not be able to '
+                        . 'log into Icinga Web 2.'
+                    ),
+                    false
+                );
+            }
+        }
+
+        $backendTypes = array();
+        if (Platform::hasMysqlSupport() || Platform::hasPostgresqlSupport()) {
+            $backendTypes['db'] = $this->translate('Database');
+        }
+        if (Platform::extensionLoaded('ldap')) {
+            $backendTypes['ldap'] = 'LDAP';
+        }
+        $backendTypes['external'] = $this->translate('External');
+
+        $this->addElement(
+            'select',
+            'type',
+            array(
+                'required'      => true,
+                'autosubmit'    => true,
+                'label'         => $this->translate('Authentication Type'),
+                'description'   => $this->translate('The type of authentication to use when accessing Icinga Web 2'),
+                'multiOptions'  => $backendTypes
+            )
+        );
+    }
+}
diff --git a/modules/setup/application/forms/DatabaseCreationPage.php b/modules/setup/application/forms/DatabaseCreationPage.php
new file mode 100644
index 0000000..f7092a1
--- /dev/null
+++ b/modules/setup/application/forms/DatabaseCreationPage.php
@@ -0,0 +1,209 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Forms;
+
+use PDOException;
+use Icinga\Web\Form;
+use Icinga\Module\Setup\Utils\DbTool;
+
+/**
+ * Wizard page to define a database user that is able to create databases and tables
+ */
+class DatabaseCreationPage extends Form
+{
+    /**
+     * The resource configuration to use
+     *
+     * @var array
+     */
+    protected $config;
+
+    /**
+     * The required privileges to setup the database
+     *
+     * @var array
+     */
+    protected $databaseSetupPrivileges;
+
+    /**
+     * The required privileges to operate the database
+     *
+     * @var array
+     */
+    protected $databaseUsagePrivileges;
+
+    /**
+     * Initialize this page
+     */
+    public function init()
+    {
+        $this->setTitle($this->translate('Database Setup', 'setup.page.title'));
+        $this->addDescription($this->translate(
+            'It seems that either the database you defined earlier does not yet exist and cannot be created'
+            . ' using the provided access credentials, the database does not have the required schema to be'
+            . ' operated by Icinga Web 2 or the provided access credentials do not have the sufficient '
+            . 'permissions to access the database. Please provide appropriate access credentials to solve this.'
+        ));
+    }
+
+    /**
+     * Set the resource configuration to use
+     *
+     * @param   array   $config
+     *
+     * @return  $this
+     */
+    public function setResourceConfig(array $config)
+    {
+        $this->config = $config;
+        return $this;
+    }
+
+    /**
+     * Set the required privileges to setup the database
+     *
+     * @param   array   $privileges     The privileges
+     *
+     * @return  $this
+     */
+    public function setDatabaseSetupPrivileges(array $privileges)
+    {
+        $this->databaseSetupPrivileges = $privileges;
+        return $this;
+    }
+
+    /**
+     * Set the required privileges to operate the database
+     *
+     * @param   array   $privileges     The privileges
+     *
+     * @return  $this
+     */
+    public function setDatabaseUsagePrivileges(array $privileges)
+    {
+        $this->databaseUsagePrivileges = $privileges;
+        return $this;
+    }
+
+    /**
+     * @see Form::createElements()
+     */
+    public function createElements(array $formData)
+    {
+        $skipValidation = isset($formData['skip_validation']) && $formData['skip_validation'];
+        $this->addElement(
+            'text',
+            'username',
+            array(
+                'required'      => false === $skipValidation,
+                'label'         => $this->translate('Username'),
+                'description'   => $this->translate(
+                    'A user which is able to create databases and/or touch the database schema'
+                )
+            )
+        );
+        $this->addElement(
+            'password',
+            'password',
+            array(
+                'renderPassword'    => true,
+                'label'             => $this->translate('Password'),
+                'description'       => $this->translate('The password for the database user defined above'),
+                'autocomplete'      => 'new-password'
+            )
+        );
+
+        if ($skipValidation) {
+            $this->addSkipValidationCheckbox();
+        } else {
+            $this->addElement(
+                'hidden',
+                'skip_validation',
+                array(
+                    'required'  => true,
+                    'value'     => 0
+                )
+            );
+        }
+    }
+
+    /**
+     * Validate the given form data and check whether the defined user has sufficient access rights
+     *
+     * @param   array   $data   The data to validate
+     *
+     * @return  bool
+     */
+    public function isValid($data)
+    {
+        if (false === parent::isValid($data)) {
+            return false;
+        }
+
+        if (isset($data['skip_validation']) && $data['skip_validation']) {
+            return true;
+        }
+
+        $config = $this->config;
+        $config['username'] = $this->getValue('username');
+        $config['password'] = $this->getValue('password');
+        $db = new DbTool($config);
+
+        try {
+            $db->connectToDb(); // Are we able to login on the database?
+        } catch (PDOException $_) {
+            try {
+                $db->connectToHost(); // Are we able to login on the server?
+            } catch (PDOException $e) {
+                // We are NOT able to login on the server..
+                $this->error($e->getMessage());
+                $this->addSkipValidationCheckbox();
+                return false;
+            }
+        }
+
+        // In case we are connected the credentials filled into this
+        // form need to be granted to create databases, users...
+        if (false === $db->checkPrivileges($this->databaseSetupPrivileges)) {
+            $this->error(
+                $this->translate('The provided credentials cannot be used to create the database and/or the user.')
+            );
+            $this->addSkipValidationCheckbox();
+            return false;
+        }
+
+        // ...and to grant all required usage privileges to others
+        if (false === $db->isGrantable($this->databaseUsagePrivileges)) {
+            $this->error(sprintf(
+                $this->translate(
+                    'The provided credentials cannot be used to grant all required privileges to the login "%s".'
+                ),
+                $this->config['username']
+            ));
+            $this->addSkipValidationCheckbox();
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * Add a checkbox to the form by which the user can skip the login and privilege validation
+     */
+    protected function addSkipValidationCheckbox()
+    {
+        $this->addElement(
+            'checkbox',
+            'skip_validation',
+            array(
+                'order'         => 0,
+                'required'      => true,
+                'label'         => $this->translate('Skip Validation'),
+                'description'   => $this->translate(
+                    'Check this to not to validate the ability to login and required privileges'
+                )
+            )
+        );
+    }
+}
diff --git a/modules/setup/application/forms/DbResourcePage.php b/modules/setup/application/forms/DbResourcePage.php
new file mode 100644
index 0000000..a417710
--- /dev/null
+++ b/modules/setup/application/forms/DbResourcePage.php
@@ -0,0 +1,183 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Forms;
+
+use Exception;
+use Icinga\Web\Form;
+use Icinga\Forms\Config\Resource\DbResourceForm;
+use Icinga\Module\Setup\Utils\DbTool;
+
+/**
+ * Wizard page to define connection details for a database resource
+ */
+class DbResourcePage extends Form
+{
+    /**
+     * Initialize this page
+     */
+    public function init()
+    {
+        $this->setTitle($this->translate('Database Resource', 'setup.page.title'));
+        $this->setValidatePartial(true);
+    }
+
+    /**
+     * @see Form::createElements()
+     */
+    public function createElements(array $formData)
+    {
+        $this->addElement(
+            'hidden',
+            'type',
+            array(
+                'required'  => true,
+                'value'     => 'db'
+            )
+        );
+
+        if (isset($formData['skip_validation']) && $formData['skip_validation']) {
+            $this->addSkipValidationCheckbox();
+        } else {
+            $this->addElement(
+                'hidden',
+                'skip_validation',
+                array(
+                    'required'  => true,
+                    'value'     => 0
+                )
+            );
+        }
+
+        $resourceForm = new DbResourceForm();
+        $this->addElements($resourceForm->createElements($formData)->getElements());
+        $this->getElement('name')->setValue('icingaweb_db');
+    }
+
+    /**
+     * Validate the given form data and check whether it's possible to connect to the database server
+     *
+     * @param   array   $data   The data to validate
+     *
+     * @return  bool
+     */
+    public function isValid($data)
+    {
+        if (false === parent::isValid($data)) {
+            return false;
+        }
+
+        if (false === isset($data['skip_validation']) || $data['skip_validation'] == 0) {
+            if (! $this->validateConfiguration()) {
+                $this->addSkipValidationCheckbox();
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    /**
+     * Check whether it's possible to connect to the database server
+     *
+     * This will only run the check if the user pushed the 'backend_validation' button.
+     *
+     * @param   array   $formData
+     *
+     * @return  bool
+     */
+    public function isValidPartial(array $formData)
+    {
+        if (isset($formData['backend_validation']) && parent::isValid($formData)) {
+            if (! $this->validateConfiguration()) {
+                return false;
+            }
+
+            $this->info($this->translate('The configuration has been successfully validated.'));
+        } elseif (! isset($formData['backend_validation'])) {
+            // This is usually done by isValid(Partial), but as we're not calling any of these...
+            $this->populate($formData);
+        }
+
+        return true;
+    }
+
+    /**
+     * Return whether the configuration is valid
+     *
+     * @return  bool
+     */
+    protected function validateConfiguration()
+    {
+        try {
+            $db = new DbTool($this->getValues());
+            $db->checkConnectivity();
+        } catch (Exception $e) {
+            $this->error(sprintf(
+                $this->translate('Failed to successfully validate the configuration: %s'),
+                $e->getMessage()
+            ));
+            return false;
+        }
+
+        $state = true;
+        $connectionError = null;
+
+        try {
+            $db->connectToDb();
+        } catch (Exception $e) {
+            $connectionError = $e;
+        }
+
+        if ($connectionError === null && array_search('icinga_instances', $db->listTables(), true) !== false) {
+            $this->warning($this->translate(
+                'The database you\'ve configured to use for Icinga Web 2 seems to be the one of Icinga. Please be aware'
+                . ' that this database configuration is supposed to be used for Icinga Web 2\'s configuration and that'
+                . ' it is highly recommended to not mix different schemas in the same database. If this is intentional,'
+                . ' you can skip the validation and ignore this warning. If not, please provide a different database.'
+            ));
+            $state = false;
+        }
+
+        if ($this->getValue('db') === 'pgsql') {
+            if ($connectionError !== null) {
+//              $this->warning(sprintf(
+//                  $this->translate('Unable to check the server\'s version. This is usually not a critical error'
+//                  . ' as there is probably only access to the database permitted which does not exist yet. If you are'
+//                  . ' absolutely sure you are running PostgreSQL in a version equal to or newer than 9.1,'
+//                  . ' you can skip the validation and safely proceed to the next step. The error was: %s'),
+//                  $connectionError->getMessage()
+//              ));
+//              $state = false;
+            } else {
+                $version = $db->getServerVersion();
+                if (version_compare($version, '9.1', '<')) {
+                    $this->error(sprintf(
+                        $this->translate('The server\'s version %s is too old. The minimum required version is %s.'),
+                        $version,
+                        '9.1'
+                    ));
+                    $state = false;
+                }
+            }
+        }
+
+        return $state;
+    }
+
+    /**
+     * Add a checkbox to the form by which the user can skip the configuration validation
+     */
+    protected function addSkipValidationCheckbox()
+    {
+        $this->addElement(
+            'checkbox',
+            'skip_validation',
+            array(
+                'required'      => true,
+                'label'         => $this->translate('Skip Validation'),
+                'description'   => $this->translate('Check this to not to validate the configuration')
+            )
+        );
+    }
+}
diff --git a/modules/setup/application/forms/GeneralConfigPage.php b/modules/setup/application/forms/GeneralConfigPage.php
new file mode 100644
index 0000000..5b9f011
--- /dev/null
+++ b/modules/setup/application/forms/GeneralConfigPage.php
@@ -0,0 +1,41 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Forms;
+
+use Icinga\Forms\Config\General\ApplicationConfigForm;
+use Icinga\Forms\Config\General\LoggingConfigForm;
+use Icinga\Web\Form;
+
+/**
+ * Wizard page to define the application and logging configuration
+ */
+class GeneralConfigPage extends Form
+{
+    /**
+     * Initialize this page
+     */
+    public function init()
+    {
+        $this->setName('setup_general_config');
+        $this->setTitle($this->translate('Application Configuration', 'setup.page.title'));
+        $this->addDescription($this->translate(
+            'Now please adjust all application and logging related configuration options to fit your needs.'
+        ));
+    }
+
+    /**
+     * @see Form::createElements()
+     */
+    public function createElements(array $formData)
+    {
+        $appConfigForm = new ApplicationConfigForm();
+        $appConfigForm->createElements($formData);
+        $appConfigForm->removeElement('global_module_path');
+        $appConfigForm->removeElement('global_config_resource');
+        $this->addElements($appConfigForm->getElements());
+
+        $loggingConfigForm = new LoggingConfigForm();
+        $this->addElements($loggingConfigForm->createElements($formData)->getElements());
+    }
+}
diff --git a/modules/setup/application/forms/LdapDiscoveryConfirmPage.php b/modules/setup/application/forms/LdapDiscoveryConfirmPage.php
new file mode 100644
index 0000000..33bc907
--- /dev/null
+++ b/modules/setup/application/forms/LdapDiscoveryConfirmPage.php
@@ -0,0 +1,133 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Forms;
+
+use Icinga\Data\ConfigObject;
+use Icinga\Web\Form;
+
+/**
+ * Wizard page to define the connection details for a LDAP resource
+ */
+class LdapDiscoveryConfirmPage extends Form
+{
+    const TYPE_AD = 'MS ActiveDirectory';
+    const TYPE_MISC = 'LDAP';
+
+    private $infoTemplate = <<< 'EOT'
+<table><tbody>
+  <tr><td><strong>Type:</strong></td><td>{type}</td></tr>
+  <tr><td><strong>Port:</strong></td><td>{port}</td></tr>
+  <tr><td><strong>Root DN:</strong></td><td>{root_dn}</td></tr>
+  <tr><td><strong>User Object Class:</strong></td><td>{user_class}</td></tr>
+  <tr><td><strong>User Name Attribute:</strong></td><td>{user_attribute}</td></tr>
+</tbody></table>
+EOT;
+
+    /**
+     * The previous configuration
+     *
+     * @var array
+     */
+    private $config;
+
+    /**
+     * Initialize this page
+     */
+    public function init()
+    {
+        $this->setName('setup_ldap_discovery_confirm');
+        $this->setTitle($this->translate('LDAP Discovery Results', 'setup.page.title'));
+    }
+
+    /**
+     * Set the resource configuration to use
+     *
+     * @param   array   $config
+     *
+     * @return  $this
+     */
+    public function setResourceConfig(array $config)
+    {
+        $this->config = $config;
+        return $this;
+    }
+
+    /**
+     * Return the resource configuration as Config object
+     *
+     * @return  ConfigObject
+     */
+    public function getResourceConfig()
+    {
+        return new ConfigObject($this->config);
+    }
+
+    /**
+     * @see Form::createElements()
+     */
+    public function createElements(array $formData)
+    {
+        $resource = $this->config['resource'];
+        $backend = $this->config['backend'];
+        $html = $this->infoTemplate;
+        $html = str_replace('{type}', $this->config['type'], $html);
+        $html = str_replace('{hostname}', $resource['hostname'], $html);
+        $html = str_replace('{port}', $resource['port'], $html);
+        $html = str_replace('{root_dn}', $resource['root_dn'], $html);
+        $html = str_replace('{user_attribute}', $backend['user_name_attribute'], $html);
+        $html = str_replace('{user_class}', $backend['user_class'], $html);
+
+        $this->addDescription(sprintf(
+            $this->translate('The following directory service has been found on domain "%s".'),
+            $this->config['domain']
+        ));
+
+        $this->addElement(
+            'note',
+            'suggestion',
+            array(
+                'value'         => $html,
+                'decorators'    => array(
+                    'ViewHelper',
+                    array(
+                        'HtmlTag', array('tag' => 'div')
+                    )
+                )
+            )
+        );
+
+        $this->addElement(
+            'checkbox',
+            'confirm',
+            array(
+                'value' => '1',
+                'label' => $this->translate('Use this configuration?')
+            )
+        );
+    }
+
+    /**
+     * Validate the given form data and check whether a BIND-request is successful
+     *
+     * @param   array   $data   The data to validate
+     *
+     * @return  bool
+     */
+    public function isValid($data)
+    {
+        if (false === parent::isValid($data)) {
+            return false;
+        }
+        return true;
+    }
+
+    public function getValues($suppressArrayNotation = false)
+    {
+        if ($this->getValue('confirm') === '1') {
+            // use configuration
+            return $this->config;
+        }
+        return null;
+    }
+}
diff --git a/modules/setup/application/forms/LdapDiscoveryPage.php b/modules/setup/application/forms/LdapDiscoveryPage.php
new file mode 100644
index 0000000..7b5de17
--- /dev/null
+++ b/modules/setup/application/forms/LdapDiscoveryPage.php
@@ -0,0 +1,115 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Forms;
+
+use Exception;
+use Zend_Validate_NotEmpty;
+use Icinga\Exception\IcingaException;
+use Icinga\Web\Form;
+use Icinga\Web\Form\ErrorLabeller;
+use Icinga\Forms\LdapDiscoveryForm;
+use Icinga\Protocol\Ldap\Discovery;
+use Icinga\Module\Setup\Forms\LdapDiscoveryConfirmPage;
+
+/**
+ * Wizard page to define the connection details for a LDAP resource
+ */
+class LdapDiscoveryPage extends Form
+{
+    /**
+     * @var Discovery
+     */
+    private $discovery;
+
+    /**
+     * Initialize this page
+     */
+    public function init()
+    {
+        $this->setName('setup_ldap_discovery');
+        $this->setTitle($this->translate('LDAP Discovery', 'setup.page.title'));
+        $this->addDescription($this->translate(
+            'You can use this page to discover LDAP or ActiveDirectory servers ' .
+            ' for authentication. If you don\'t want to execute a discovery, just skip this step.'
+        ));
+    }
+
+    /**
+     * @see Form::createElements()
+     */
+    public function createElements(array $formData)
+    {
+        $discoveryForm = new LdapDiscoveryForm();
+        $this->addElements($discoveryForm->createElements($formData)->getElements());
+
+        $this->addElement(
+            'checkbox',
+            'skip_validation',
+            array(
+                'label'         => $this->translate('Skip'),
+                'description'   => $this->translate('Do not discover LDAP servers and enter all settings manually.')
+            )
+        );
+    }
+
+    /**
+     * Validate the given form data and check whether a BIND-request is successful
+     *
+     * @param   array   $data   The data to validate
+     *
+     * @return  bool
+     */
+    public function isValid($data)
+    {
+        if (false === parent::isValid($data)) {
+            return false;
+        }
+        if (isset($data['skip_validation']) && $data['skip_validation']) {
+            return true;
+        }
+
+        if (isset($data['domain']) && $data['domain']) {
+            try {
+                $this->discovery = Discovery::discoverDomain($data['domain']);
+                if ($this->discovery->isSuccess()) {
+                    return true;
+                } else {
+                    $this->error($this->discovery->getError()->getMessage());
+                }
+            } catch (Exception $e) {
+                $this->error(sprintf(
+                    $this->translate('Could not find any LDAP servers on the domain "%s". An error occurred: %s'),
+                    $data['domain'],
+                    IcingaException::describe($e)
+                ));
+            }
+        } else {
+            $labeller = new ErrorLabeller(array('element' => $this->getElement('domain')));
+            $this->getElement('domain')->addError($labeller->translate(Zend_Validate_NotEmpty::IS_EMPTY));
+        }
+
+        return false;
+    }
+
+    /**
+     * Suggest settings based on the underlying discovery
+     *
+     * @param bool $suppressArrayNotation
+     *
+     * @return array
+     */
+    public function getValues($suppressArrayNotation = false)
+    {
+        if (! isset($this->discovery) || ! $this->discovery->isSuccess()) {
+            return [];
+        }
+        $disc = $this->discovery;
+        return array(
+            'domain' => $this->getValue('domain'),
+            'type' => $disc->isAd() ? LdapDiscoveryConfirmPage::TYPE_AD : LdapDiscoveryConfirmPage::TYPE_MISC,
+            'resource' => $disc->suggestResourceSettings(),
+            'backend' => $disc->suggestBackendSettings()
+        );
+    }
+}
diff --git a/modules/setup/application/forms/LdapResourcePage.php b/modules/setup/application/forms/LdapResourcePage.php
new file mode 100644
index 0000000..7786407
--- /dev/null
+++ b/modules/setup/application/forms/LdapResourcePage.php
@@ -0,0 +1,152 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Forms;
+
+use Icinga\Web\Form;
+use Icinga\Forms\Config\ResourceConfigForm;
+use Icinga\Forms\Config\Resource\LdapResourceForm;
+
+/**
+ * Wizard page to define the connection details for a LDAP resource
+ */
+class LdapResourcePage extends Form
+{
+    /**
+     * Initialize this page
+     */
+    public function init()
+    {
+        $this->setName('setup_ldap_resource');
+        $this->setTitle($this->translate('LDAP Resource', 'setup.page.title'));
+        $this->addDescription($this->translate(
+            'Now please configure your AD/LDAP resource. This will later '
+            . 'be used to authenticate users logging in to Icinga Web 2.'
+        ));
+        $this->setValidatePartial(true);
+    }
+
+    /**
+     * @see Form::createElements()
+     */
+    public function createElements(array $formData)
+    {
+        $this->addElement(
+            'hidden',
+            'type',
+            array(
+                'required'  => true,
+                'value'     => 'ldap'
+            )
+        );
+
+        if (isset($formData['skip_validation']) && $formData['skip_validation']) {
+            $this->addSkipValidationCheckbox();
+        } else {
+            $this->addElement(
+                'hidden',
+                'skip_validation',
+                array(
+                    'required'  => true,
+                    'value'     => 0
+                )
+            );
+        }
+
+        $resourceForm = new LdapResourceForm();
+        $this->addElements($resourceForm->createElements($formData)->getElements());
+        $this->getElement('name')->setValue('icingaweb_ldap');
+    }
+
+    /**
+     * Validate the given form data and check whether a BIND-request is successful
+     *
+     * @param   array   $data   The data to validate
+     *
+     * @return  bool
+     */
+    public function isValid($data)
+    {
+        if (! parent::isValid($data)) {
+            return false;
+        }
+
+        if (! isset($data['skip_validation']) || $data['skip_validation'] == 0) {
+            $inspection = ResourceConfigForm::inspectResource($this);
+            if ($inspection !== null && $inspection->hasError()) {
+                $this->error($inspection->getError());
+                $this->addSkipValidationCheckbox();
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    /**
+     * Run the configured backend's inspection checks and show the result, if necessary
+     *
+     * This will only run any validation if the user pushed the 'backend_validation' button.
+     *
+     * @param   array   $formData
+     *
+     * @return  bool
+     */
+    public function isValidPartial(array $formData)
+    {
+        if (isset($formData['backend_validation']) && parent::isValid($formData)) {
+            $inspection = ResourceConfigForm::inspectResource($this);
+            if ($inspection !== null) {
+                $join = function ($e) use (&$join) {
+                    return is_string($e) ? $e : join("\n", array_map($join, $e));
+                };
+                $this->addElement(
+                    'note',
+                    'inspection_output',
+                    array(
+                        'order'         => 0,
+                        'value'         => '<strong>' . $this->translate('Validation Log') . "</strong>\n\n"
+                            . join("\n", array_map($join, $inspection->toArray())),
+                        'decorators'    => array(
+                            'ViewHelper',
+                            array('HtmlTag', array('tag' => 'pre', 'class' => 'log-output')),
+                        )
+                    )
+                );
+
+                if ($inspection->hasError()) {
+                    $this->warning(sprintf(
+                        $this->translate('Failed to successfully validate the configuration: %s'),
+                        $inspection->getError()
+                    ));
+                    return false;
+                }
+            }
+
+            $this->info($this->translate('The configuration has been successfully validated.'));
+        } elseif (! isset($formData['backend_validation'])) {
+            // This is usually done by isValid(Partial), but as we're not calling any of these...
+            $this->populate($formData);
+        }
+
+        return true;
+    }
+
+    /**
+     * Add a checkbox to the form by which the user can skip the connection validation
+     */
+    protected function addSkipValidationCheckbox()
+    {
+        $this->addElement(
+            'checkbox',
+            'skip_validation',
+            array(
+                'required'      => true,
+                'label'         => $this->translate('Skip Validation'),
+                'description'   => $this->translate(
+                    'Check this to not to validate connectivity with the given directory service'
+                )
+            )
+        );
+    }
+}
diff --git a/modules/setup/application/forms/ModulePage.php b/modules/setup/application/forms/ModulePage.php
new file mode 100644
index 0000000..d62b5a9
--- /dev/null
+++ b/modules/setup/application/forms/ModulePage.php
@@ -0,0 +1,108 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Forms;
+
+use Icinga\Application\Icinga;
+use Icinga\Application\Modules\Module;
+use Icinga\Web\Form;
+
+class ModulePage extends Form
+{
+    protected $modules;
+
+    protected $modulePaths;
+
+    protected $foundIcingaDB = false;
+
+    /**
+     * Initialize this page
+     */
+    public function init()
+    {
+        $this->setName('setup_modules');
+        $this->setViewScript('form/setup-modules.phtml');
+
+        $this->modulePaths = array();
+        if (($appModulePath = realpath(Icinga::app()->getApplicationDir() . '/../modules')) !== false) {
+            $this->modulePaths[] = $appModulePath;
+        }
+    }
+
+    public function createElements(array $formData)
+    {
+        foreach ($this->getModules() as $module) {
+            $checked = false;
+            if ($module->getName() === 'monitoring') {
+                $checked = ! $this->foundIcingaDB;
+            } elseif ($this->foundIcingaDB && $module->getName() === 'icingadb') {
+                $checked = true;
+            }
+
+            $this->addElement(
+                'checkbox',
+                $module->getName(),
+                array(
+                    'description'   => $module->getDescription(),
+                    'label'         => ucfirst($module->getName()),
+                    'value'         => (int) $checked,
+                    'decorators'    => array('ViewHelper')
+                )
+            );
+        }
+    }
+
+    /**
+     * @return Module[]
+     */
+    protected function getModules()
+    {
+        if ($this->modules !== null) {
+            return $this->modules;
+        } else {
+            $this->modules = array();
+        }
+
+        $moduleManager = Icinga::app()->getModuleManager();
+        $moduleManager->detectInstalledModules($this->modulePaths);
+        foreach ($moduleManager->listInstalledModules() as $moduleName) {
+            if ($moduleName !== 'setup') {
+                $this->modules[$moduleName] = $moduleManager->loadModule($moduleName)->getModule($moduleName);
+            }
+
+            if ($moduleName === 'icingadb') {
+                $this->foundIcingaDB = true;
+            }
+        }
+
+        return $this->modules;
+    }
+
+    public function getCheckedModules()
+    {
+        $modules = $this->getModules();
+
+        $checked = array();
+        foreach ($this->getElements() as $name => $element) {
+            if (array_key_exists($name, $modules) && $element->isChecked()) {
+                $checked[$name] = $modules[$name];
+            }
+        }
+
+        return $checked;
+    }
+
+    public function getModuleWizards()
+    {
+        $checked = $this->getCheckedModules();
+
+        $wizards = array();
+        foreach ($checked as $name => $module) {
+            if ($module->providesSetupWizard()) {
+                $wizards[$name] = $module->getSetupWizard();
+            }
+        }
+
+        return $wizards;
+    }
+}
diff --git a/modules/setup/application/forms/RequirementsPage.php b/modules/setup/application/forms/RequirementsPage.php
new file mode 100644
index 0000000..d1fb70e
--- /dev/null
+++ b/modules/setup/application/forms/RequirementsPage.php
@@ -0,0 +1,68 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Forms;
+
+use Icinga\Web\Form;
+use Icinga\Module\Setup\SetupWizard;
+
+/**
+ * Wizard page to list setup requirements
+ */
+class RequirementsPage extends Form
+{
+    /**
+     * The wizard
+     *
+     * @var SetupWizard
+     */
+    protected $wizard;
+
+    /**
+     * Initialize this page
+     */
+    public function init()
+    {
+        $this->setName('setup_requirements');
+        $this->setViewScript('form/setup-requirements.phtml');
+    }
+
+    /**
+     * Set the wizard
+     *
+     * @param   SetupWizard    $wizard
+     *
+     * @return  $this
+     */
+    public function setWizard(SetupWizard $wizard)
+    {
+        $this->wizard = $wizard;
+        return $this;
+    }
+
+    /**
+     * Return the wizard
+     *
+     * @return  SetupWizard
+     */
+    public function getWizard()
+    {
+        return $this->wizard;
+    }
+
+    /**
+     * Validate the given form data and check whether the wizard's requirements are fulfilled
+     *
+     * @param   array   $data   The data to validate
+     *
+     * @return  bool
+     */
+    public function isValid($data)
+    {
+        if (false === parent::isValid($data)) {
+            return false;
+        }
+
+        return $this->wizard->getRequirements()->fulfilled();
+    }
+}
diff --git a/modules/setup/application/forms/SummaryPage.php b/modules/setup/application/forms/SummaryPage.php
new file mode 100644
index 0000000..ab62d55
--- /dev/null
+++ b/modules/setup/application/forms/SummaryPage.php
@@ -0,0 +1,84 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Forms;
+
+use LogicException;
+use Icinga\Web\Form;
+
+/**
+ * Wizard page that displays a summary of what is going to be "done"
+ */
+class SummaryPage extends Form
+{
+    /**
+     * The title of what is being set up
+     *
+     * @var string
+     */
+    protected $title;
+
+    /**
+     * The summary to show
+     *
+     * @var array
+     */
+    protected $summary;
+
+    /**
+     * Initialize this page
+     */
+    public function init()
+    {
+        if ($this->getName() === $this->filterName(get_class($this))) {
+            throw new LogicException(
+                'When utilizing ' . get_class($this) . ' it is required to set a unique name by using the form options'
+            );
+        }
+
+        $this->setViewScript('form/setup-summary.phtml');
+    }
+
+    /**
+     * Set the title of what is being set up
+     *
+     * @param   string  $title
+     */
+    public function setSubjectTitle($title)
+    {
+        $this->title = $title;
+    }
+
+    /**
+     * Return the title of what is being set up
+     *
+     * @return  string
+     */
+    public function getSubjectTitle()
+    {
+        return $this->title;
+    }
+
+    /**
+     * Set the summary to show
+     *
+     * @param   array   $summary
+     *
+     * @return  $this
+     */
+    public function setSummary(array $summary)
+    {
+        $this->summary = $summary;
+        return $this;
+    }
+
+    /**
+     * Return the summary to show
+     *
+     * @return  array
+     */
+    public function getSummary()
+    {
+        return $this->summary;
+    }
+}
diff --git a/modules/setup/application/forms/UserGroupBackendPage.php b/modules/setup/application/forms/UserGroupBackendPage.php
new file mode 100644
index 0000000..751270f
--- /dev/null
+++ b/modules/setup/application/forms/UserGroupBackendPage.php
@@ -0,0 +1,147 @@
+<?php
+/* Icinga Web 2 | (c) 2015 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Forms;
+
+use Icinga\Application\Config;
+use Icinga\Authentication\User\UserBackend;
+use Icinga\Data\ResourceFactory;
+use Icinga\Forms\Config\UserGroup\LdapUserGroupBackendForm;
+use Icinga\Web\Form;
+
+/**
+ * Wizard page to define user group backend specific details
+ */
+class UserGroupBackendPage extends Form
+{
+    /**
+     * The resource configuration to use
+     *
+     * @var array
+     */
+    protected $resourceConfig;
+
+    /**
+     * The user backend configuration to use
+     *
+     * @var array
+     */
+    protected $backendConfig;
+
+    /**
+     * Initialize this page
+     */
+    public function init()
+    {
+        $this->setName('setup_usergroup_backend');
+        $this->setTitle($this->translate('User Group Backend', 'setup.page.title'));
+        $this->addDescription($this->translate(
+            'To allow Icinga Web 2 to associate users and groups, you\'ll need to provide some further information'
+            . ' about the LDAP Connection that is already going to be used to locate account details.'
+        ));
+    }
+
+    /**
+     * Set the resource configuration to use
+     *
+     * @param   array   $config
+     *
+     * @return  $this
+     */
+    public function setResourceConfig(array $config)
+    {
+        $this->resourceConfig = $config;
+        return $this;
+    }
+
+    /**
+     * Set the user backend configuration to use
+     *
+     * @param   array   $config
+     *
+     * @return  $this
+     */
+    public function setBackendConfig(array $config)
+    {
+        $this->backendConfig = $config;
+        return $this;
+    }
+
+    /**
+     * Return the resource configuration as Config object
+     *
+     * @return  Config
+     */
+    protected function createResourceConfiguration()
+    {
+        $config = new Config();
+        $config->setSection($this->resourceConfig['name'], $this->resourceConfig);
+        return $config;
+    }
+
+    /**
+     * Return the user backend configuration as Config object
+     *
+     * @return  Config
+     */
+    protected function createBackendConfiguration()
+    {
+        $config = new Config();
+        $backendConfig = $this->backendConfig;
+        $backendConfig['resource'] = $this->resourceConfig['name'];
+        $config->setSection($this->backendConfig['name'], $backendConfig);
+        return $config;
+    }
+
+    /**
+     * Create and add elements to this form
+     *
+     * @param   array   $formData
+     */
+    public function createElements(array $formData)
+    {
+        // LdapUserGroupBackendForm requires these factories to provide valid configurations
+        ResourceFactory::setConfig($this->createResourceConfiguration());
+        UserBackend::setConfig($this->createBackendConfiguration());
+
+        $backendForm = new LdapUserGroupBackendForm();
+        $formData['type'] = 'ldap';
+        $backendForm->create($formData);
+        $backendForm->getElement('name')->setValue('icingaweb2');
+        $this->addSubForm($backendForm, 'backend_form');
+
+        $backendForm->addElement(
+            'hidden',
+            'resource',
+            array(
+                'required'      => true,
+                'value'         => $this->resourceConfig['name'],
+                'decorators'    => array('ViewHelper')
+            )
+        );
+        $backendForm->addElement(
+            'hidden',
+            'user_backend',
+            array(
+                'required'      => true,
+                'value'         => $this->backendConfig['name'],
+                'decorators'    => array('ViewHelper')
+            )
+        );
+    }
+
+    /**
+     * Retrieve all form element values
+     *
+     * @param   bool    $suppressArrayNotation  Ignored
+     *
+     * @return  array
+     */
+    public function getValues($suppressArrayNotation = false)
+    {
+        $values = parent::getValues();
+        $values = array_merge($values, $values['backend_form']);
+        unset($values['backend_form']);
+        return $values;
+    }
+}
diff --git a/modules/setup/application/forms/WelcomePage.php b/modules/setup/application/forms/WelcomePage.php
new file mode 100644
index 0000000..124a31f
--- /dev/null
+++ b/modules/setup/application/forms/WelcomePage.php
@@ -0,0 +1,45 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Forms;
+
+use Icinga\Application\Icinga;
+use Icinga\Web\Form;
+use Icinga\Module\Setup\Web\Form\Validator\TokenValidator;
+
+/**
+ * Wizard page to authenticate and welcome the user
+ */
+class WelcomePage extends Form
+{
+    /**
+     * Initialize this page
+     */
+    public function init()
+    {
+        $this->setRequiredCue(null);
+        $this->setName('setup_welcome');
+        $this->setViewScript('form/setup-welcome.phtml');
+    }
+
+    /**
+     * @see Form::createElements()
+     */
+    public function createElements(array $formData)
+    {
+        $this->addElement(
+            'text',
+            'token',
+            array(
+                'class'         => 'autofocus',
+                'required'      => true,
+                'label'         => $this->translate('Setup Token'),
+                'description'   => $this->translate(
+                    'For security reasons we need to ensure that you are permitted to run this wizard.'
+                    . ' Please provide a token by following the instructions below.'
+                ),
+                'validators'    => array(new TokenValidator(Icinga::app()->getConfigDir() . '/setup.token'))
+            )
+        );
+    }
+}
diff --git a/modules/setup/application/views/scripts/form/setup-modules.phtml b/modules/setup/application/views/scripts/form/setup-modules.phtml
new file mode 100644
index 0000000..e57c7dc
--- /dev/null
+++ b/modules/setup/application/views/scripts/form/setup-modules.phtml
@@ -0,0 +1,33 @@
+<?php
+
+use Icinga\Web\Wizard;
+
+?>
+<form
+ id="<?= $this->escape($form->getName()); ?>"
+ name="<?= $this->escape($form->getName()); ?>"
+ enctype="<?= $this->escape($form->getEncType()); ?>"
+ method="<?= $this->escape($form->getMethod()); ?>"
+ action="<?= $this->escape($form->getAction()); ?>"
+ class="icinga-controls"
+ data-progress-element="<?= Wizard::PROGRESS_ELEMENT; ?>"
+>
+<h2><?= $this->translate('Modules', 'setup.page.title'); ?></h2>
+<p><?= $this->translate('The following modules were found in your Icinga Web 2 installation. To enable and configure a module, just tick it and click "Next".'); ?></p>
+<?php foreach ($form->getElements() as $element): ?>
+ <?php if (! in_array($element->getName(), array(Wizard::BTN_PREV, Wizard::BTN_NEXT, Wizard::PROGRESS_ELEMENT, $form->getTokenElementName(), $form->getUidElementName()))): ?>
+  <div class="module">
+    <div class="header">
+      <h3><label for="<?= $element->getId(); ?>"><strong><?= $element->getLabel(); ?></strong></label></h3>
+      <div class="element">
+        <?= $element; ?>
+      </div>
+    </div>
+    <label class="description" for="<?= $element->getId(); ?>"><?= $element->getDescription(); ?></label>
+  </div>
+ <?php endif ?>
+<?php endforeach ?>
+  <?= $form->getElement($form->getTokenElementName()); ?>
+  <?= $form->getElement($form->getUidElementName()); ?>
+  <?= $form->getDisplayGroup('buttons'); ?>
+</form>
diff --git a/modules/setup/application/views/scripts/form/setup-requirements.phtml b/modules/setup/application/views/scripts/form/setup-requirements.phtml
new file mode 100644
index 0000000..544f284
--- /dev/null
+++ b/modules/setup/application/views/scripts/form/setup-requirements.phtml
@@ -0,0 +1,48 @@
+<?php
+
+use Icinga\Web\Wizard;
+
+if (! $form->getWizard()->getRequirements()->fulfilled()) {
+    $form->getElement(Wizard::BTN_NEXT)->setAttrib('disabled', 1);
+}
+
+?>
+<h1>Icinga Web 2</h1>
+<?= $form->getWizard()->getRequirements(true); ?>
+<?php foreach ($form->getWizard()->getPage('setup_modules')->getModuleWizards() as $moduleName => $wizard): ?>
+<h1><?= ucwords($moduleName) . ' ' . $this->translate('Module'); ?></h1>
+<?= $wizard->getRequirements(); ?>
+<?php endforeach ?>
+<form
+ id="<?= $this->escape($form->getName()); ?>"
+ name="<?= $this->escape($form->getName()); ?>"
+ enctype="<?= $this->escape($form->getEncType()); ?>"
+ method="<?= $this->escape($form->getMethod()); ?>"
+ action="<?= $this->escape($form->getAction()); ?>"
+ data-progress-element="<?= Wizard::PROGRESS_ELEMENT; ?>"
+>
+  <?= $form->getElement($form->getTokenElementName()); ?>
+  <?= $form->getElement($form->getUidElementName()); ?>
+  <div class="buttons">
+    <?php
+      $double = clone $form->getElement(Wizard::BTN_NEXT);
+      echo $double->setAttrib('class', 'double');
+    ?>
+    <?= $form->getElement(Wizard::BTN_PREV); ?>
+    <?= $form->getElement(Wizard::BTN_NEXT); ?>
+    <?= $form->getElement(Wizard::PROGRESS_ELEMENT); ?>
+    <div class="requirements-refresh">
+      <?php $title = $this->translate('You may also need to restart the web-server for the changes to take effect!'); ?>
+      <?= $this->qlink(
+        $this->translate('Refresh'),
+        null,
+        null,
+        array(
+          'class'       => 'button-link',
+          'title'       => $title,
+          'aria-label'  => sprintf($this->translate('Refresh the page; %s'), $title)
+        )
+      ); ?>
+    </div>
+  </div>
+</form>
\ No newline at end of file
diff --git a/modules/setup/application/views/scripts/form/setup-summary.phtml b/modules/setup/application/views/scripts/form/setup-summary.phtml
new file mode 100644
index 0000000..3ad0265
--- /dev/null
+++ b/modules/setup/application/views/scripts/form/setup-summary.phtml
@@ -0,0 +1,40 @@
+<?php
+
+use Icinga\Web\Wizard;
+
+$form->getElement(Wizard::BTN_NEXT)->setAttrib(
+    'class',
+    $form->getElement(Wizard::BTN_NEXT)->getAttrib('class') . ' finish'
+);
+
+?>
+<p><?= sprintf(
+  $this->translate(
+    'You\'ve configured %1$s successfully. You can review the changes supposed to be made before setting it up.'
+    . ' Make sure that everything is correct (Feel free to navigate back to make any corrections!) so'
+    . ' that you can start using %1$s right after it has successfully been set up.'
+  ),
+  $form->getSubjectTitle()
+); ?></p>
+<div class="summary">
+<?php foreach ($form->getSummary() as $pageHtml): ?>
+ <?php if ($pageHtml): ?>
+  <div class="page">
+    <?= $pageHtml; ?>
+  </div>
+ <?php endif ?>
+<?php endforeach ?>
+</div>
+<form
+ id="<?= $this->escape($form->getName()); ?>"
+ name="<?= $this->escape($form->getName()); ?>"
+ enctype="<?= $this->escape($form->getEncType()); ?>"
+ method="<?= $this->escape($form->getMethod()); ?>"
+ action="<?= $this->escape($form->getAction()); ?>"
+ data-progress-element="<?= Wizard::PROGRESS_ELEMENT; ?>"
+ class="summary"
+>
+  <?= $form->getElement($form->getTokenElementName()); ?>
+  <?= $form->getElement($form->getUidElementName()); ?>
+  <?= $form->getDisplayGroup('buttons'); ?>
+</form>
\ No newline at end of file
diff --git a/modules/setup/application/views/scripts/form/setup-welcome.phtml b/modules/setup/application/views/scripts/form/setup-welcome.phtml
new file mode 100644
index 0000000..1be68f3
--- /dev/null
+++ b/modules/setup/application/views/scripts/form/setup-welcome.phtml
@@ -0,0 +1,120 @@
+<?php
+
+use Icinga\Application\Icinga;
+use Icinga\Application\Config;
+use Icinga\Application\Platform;
+use Icinga\Web\Wizard;
+
+$phpUser = Platform::getPhpUser();
+$configDir = Icinga::app()->getConfigDir();
+$setupTokenPath = rtrim($configDir, '/') . '/setup.token';
+$cliPath = realpath(Icinga::app()->getApplicationDir() . '/../bin/icingacli');
+
+$groupadd = null;
+$docker = getenv('ICINGAWEB_OFFICIAL_DOCKER_IMAGE');
+
+if (! (false === ($distro = Platform::getLinuxDistro(1)) || $distro === 'linux')) {
+    foreach (array(
+        'groupadd -r icingaweb2' => array(
+            'redhat', 'rhel', 'centos', 'fedora',
+            'suse', 'sles', 'sled', 'opensuse'
+        ),
+        'addgroup --system icingaweb2' => array('debian', 'ubuntu')
+    ) as $groupadd_ => $distros) {
+        if (in_array($distro, $distros)) {
+            $groupadd = $groupadd_;
+            break;
+        }
+    }
+
+    switch ($distro) {
+        case 'redhat':
+        case 'rhel':
+        case 'centos':
+        case 'fedora':
+            $usermod = 'usermod -a -G icingaweb2 %s';
+            $webSrvUser = 'apache';
+            break;
+        case 'suse':
+        case 'sles':
+        case 'sled':
+        case 'opensuse':
+            $usermod = 'usermod -A icingaweb2 %s';
+            $webSrvUser = 'wwwrun';
+            break;
+        case 'debian':
+        case 'ubuntu':
+            $usermod = 'usermod -a -G icingaweb2 %s';
+            $webSrvUser = 'www-data';
+            break;
+        default:
+            $usermod = $webSrvUser = null;
+    }
+}
+?>
+<div class="welcome-page">
+  <h2><?= $this->translate('Welcome to the configuration of Icinga Web 2!') ?></h2>
+ <?php if (false === file_exists($setupTokenPath) && file_exists(Config::resolvePath('config.ini'))): ?>
+  <p class="restart-warning"><?= $this->translate(
+    'You\'ve already completed the configuration of Icinga Web 2. Note that most of your configuration'
+      . ' files will be overwritten in case you\'ll re-configure Icinga Web 2 using this wizard!'
+  ); ?></p>
+ <?php else: ?>
+  <p><?= $this->translate(
+    'This wizard will guide you through the configuration of Icinga Web 2. Once completed and successfully'
+    . ' finished you are able to log in and to explore all the new and stunning features!'
+  ); ?></p>
+ <?php endif ?>
+  <form id="<?= $form->getName(); ?>" name="<?= $form->getName(); ?>" enctype="<?= $form->getEncType(); ?>" method="<?= $form->getMethod(); ?>" action="<?= $form->getAction(); ?>" class="icinga-controls">
+    <?= $form->getElement('token'); ?>
+    <?= $form->getElement($form->getTokenElementName()); ?>
+    <?= $form->getElement($form->getUidElementName()); ?>
+    <div class="buttons">
+      <?= $form->getElement(Wizard::BTN_NEXT); ?>
+    </div>
+  </form>
+  <div class="note">
+    <h3><?= $this->translate('Generating a New Setup Token'); ?></h3>
+    <div>
+      <p><?=
+        $this->translate(
+          'To run this wizard a user needs to authenticate using a token which is usually'
+          . ' provided to him by an administrator who\'d followed the instructions below.'
+      ); ?></p>
+      <?php if (! $docker): ?>
+      <p><?= $this->translate('In any case, make sure that all of the following applies to your environment:'); ?></p>
+      <ul>
+        <li><?= $this->translate('A system group called "icingaweb2" exists'); ?></li>
+        <?php if ($phpUser): ?>
+        <li><?= sprintf($this->translate('The user "%s" is a member of the system group "icingaweb2"'), $phpUser); ?></li>
+        <?php else: ?>
+        <li><?= $this->translate('Your webserver\'s user is a member of the system group "icingaweb2"'); ?></li>
+        <?php endif ?>
+      </ul>
+      <?php if (! ($groupadd === null || $usermod === null)) { ?>
+      <div class="code">
+        <span><?= $this->escape($groupadd . ';') ?></span>
+        <span><?= $this->escape(sprintf($usermod, $phpUser ?: $webSrvUser) . ';') ?></span>
+      </div>
+      <?php } ?>
+      <p><?= $this->translate('If you\'ve got the IcingaCLI installed you can do the following:'); ?></p>
+      <?php endif; ?>
+      <div class="code">
+        <?php if (! $docker): ?>
+        <span><?= $cliPath ? $cliPath : 'icingacli'; ?> setup config directory --group icingaweb2<?= $configDir !== '/etc/icingaweb2' ? ' --config ' . $configDir : ''; ?>;</span>
+        <?php endif; ?>
+        <span><?= $cliPath ? $cliPath : 'icingacli'; ?> setup token create;</span>
+      </div>
+      <?php if (! $docker): ?>
+      <p><?= $this->translate('In case the IcingaCLI is missing you can create the token manually:'); ?></p>
+      <div class="code">
+        <span>su <?= $phpUser ?: $this->translate('<your-webserver-user>'); ?> -s /bin/sh -c "mkdir -m 2770 <?= dirname($setupTokenPath); ?>; chgrp icingaweb2 <?= dirname($setupTokenPath); ?>; head -c 12 /dev/urandom | base64 | tee <?= $setupTokenPath; ?>; chmod 0660 <?= $setupTokenPath; ?>;";</span>
+      </div>
+      <?php endif; ?>
+      <p><?= sprintf(
+        $this->translate('Please see the %s for an extensive description on how to access and use this wizard.'),
+        '<a href="http://docs.icinga.com/">' . $this->translate('Icinga Web 2 documentation') . '</a>' // TODO: Add link to iw2 docs which points to the installation topic
+      ); ?></p>
+    </div>
+  </div>
+</div>
diff --git a/modules/setup/application/views/scripts/index/index.phtml b/modules/setup/application/views/scripts/index/index.phtml
new file mode 100644
index 0000000..32952e7
--- /dev/null
+++ b/modules/setup/application/views/scripts/index/index.phtml
@@ -0,0 +1,224 @@
+<?php
+
+use Icinga\Util\Csp;
+use Icinga\Web\Notification;
+use ipl\Web\Style;
+
+$pages = $wizard->getPages();
+$finished = isset($success);
+$configPages = array_slice($pages, 3, count($pages) - 4, true);
+$currentPos = array_search($wizard->getCurrentPage(), $pages, true);
+list($configPagesLeft, $configPagesRight) = array_chunk($configPages, (int)(count($configPages) / 2), true);
+$setupStyle = (new Style())
+    ->setSelector('.setup-header > .progress-bar')
+    ->setNonce(Csp::getStyleNonce());
+
+$visitedPages = array_keys($wizard->getPageData());
+$maxProgress = max(array_merge([0], array_keys(array_filter(
+    $pages,
+    function ($page) use ($visitedPages) { return in_array($page->getName(), $visitedPages); }
+))));
+
+$setupStyle->add(
+    '.width-percent-10',
+    ['width' => '10%']
+)->add(
+    '.width-percent-60',
+    ['width' => '60%']
+);
+?>
+<div id="setup-content-wrapper" data-base-target="layout">
+  <div class="setup-header">
+    <?= $this->img('img/icinga-logo-big.png'); ?>
+    <div class="progress-bar">
+      <div class="step width-percent-10">
+        <h1><?= $this->translate('Welcome', 'setup.progress'); ?></h1>
+        <?php $stateClass = $finished || $currentPos > 0 ? 'complete' : (
+          $maxProgress > 0 ? 'visited' : 'active'
+        ); ?>
+        <table><tbody><tr>
+          <td class="left"></td>
+          <td class="middle"><div class="bubble <?= $stateClass; ?>"></div></td>
+          <td class="right"><div class="line right <?= $stateClass; ?>"></div></td>
+        </tr></tbody></table>
+      </div>
+      <div class="step width-percent-10">
+        <h1><?= $this->translate('Modules', 'setup.progress'); ?></h1>
+        <?php $stateClass = $finished || $currentPos > 1 ? ' complete' : (
+          $maxProgress > 1 ? ' visited' : (
+            $currentPos === 1 ? ' active' : ''
+          )
+        ); ?>
+        <table><tbody><tr>
+          <td class="left"><div class="line left<?= $stateClass; ?>"></div></td>
+          <td class="middle"><div class="bubble <?= $stateClass; ?>"></div></td>
+          <td class="right"><div class="line right <?= $stateClass; ?>"></div></td>
+        </tr></tbody></table>
+        <?php if (($maxProgress < $currentPos && $currentPos === 1) || ($maxProgress >= $currentPos && $maxProgress === 1)): ?>
+          <?= $this->restartForm ?>
+        <?php endif ?>
+      </div>
+      <div class="step width-percent-10">
+        <h1><?= $this->translate('Requirements', 'setup.progress'); ?></h1>
+        <?php $stateClass = $finished || $currentPos > 2 ? ' complete' : (
+          $maxProgress > 2 ? ' visited' : (
+            $currentPos === 2 ? ' active' : ''
+          )
+        ); ?>
+        <table><tbody><tr>
+          <td class="left"><div class="line left<?= $stateClass; ?>"></div></td>
+          <td class="middle"><div class="bubble<?= $stateClass; ?>"></div></td>
+          <td class="right"><div class="line right<?= $stateClass; ?>"></div></td>
+        </tr></tbody></table>
+        <?php if (($maxProgress < $currentPos && $currentPos === 2) || ($maxProgress >= $currentPos && $maxProgress === 2)): ?>
+          <?= $this->restartForm ?>
+        <?php endif ?>
+      </div>
+      <div class="step width-percent-60">
+        <h1><?= $this->translate('Configuration', 'setup.progress'); ?></h1>
+        <table><tbody><tr>
+          <td class="left">
+          <?php
+            $firstPage = current($configPagesLeft);
+            $lastPage = end($configPagesLeft);
+            $lineWidth = sprintf('%.2F', round(100 / count($configPagesLeft), 2, PHP_ROUND_HALF_DOWN));
+          ?>
+          <?php foreach ($configPagesLeft as $pos => $page): ?>
+            <?php $stateClass = $finished || $pos < $currentPos ? ' complete' : (
+              $pos < $maxProgress ? ' visited' : ($currentPos > 2 ? ' active' : '')
+            ); ?>
+            <?php if ($page === $firstPage): ?>
+            <?php
+                $setupStyle->add(
+                    '.step .left-line-' . $pos,
+                    [
+                        'float'         => 'left',
+                        'width'         => sprintf(
+                            '%.2F%%',
+                            100 - (count($configPagesLeft) - 1) * $lineWidth
+                        ),
+                        'margin-right'  => 0
+                    ]
+                );
+            ?>
+            <div class="line left<?= $stateClass; ?> left-line-<?= $pos; ?>"></div>
+            <?php elseif ($page === $lastPage): ?>
+                <?php
+                  $setupStyle->add(
+                      '.step .left-line-' . $pos,
+                      [
+                          'float'         => 'left',
+                          'width'         => $lineWidth . '%',
+                          'margin-right'  => '-0.1em'
+                      ]
+                  );
+                ?>
+                <div class="line<?= $stateClass; ?> left-line-<?= $pos; ?>"></div>
+            <?php else: ?>
+                <?php
+                    $setupStyle->add(
+                        '.step .left-line-' . $pos,
+                        [
+                            'float' => 'left',
+                            'width' => $lineWidth . '%'
+                        ]
+                    );
+                ?>
+                <div class="line<?= $stateClass; ?> left-line-<?= $pos; ?>"></div>
+            <?php endif ?>
+          <?php endforeach ?>
+          </td>
+          <td class="middle">
+            <div class="bubble<?= array_key_exists($currentPos, $configPagesLeft) ? (
+              key($configPagesRight) <= $maxProgress ? ' visited' : ' active') : (
+              $finished || $currentPos > 2 ? ' complete' : (
+                key($configPagesRight) < $maxProgress ? ' visited' : ''
+              )
+            ); ?>"></div>
+          </td>
+          <td class="right">
+          <?php
+            $firstPage = current($configPagesRight);
+            $lastPage = end($configPagesRight);
+            $lineWidth = sprintf('%.2F', round(100 / count($configPagesRight), 2, PHP_ROUND_HALF_DOWN));
+          ?>
+          <?php foreach ($configPagesRight as $pos => $page): ?>
+            <?php $stateClass = $finished || $pos < $currentPos ? ' complete' : (
+              $pos < $maxProgress ? ' visited' : ($currentPos > 2 ? ' active' : '')
+            ); ?>
+            <?php if ($page === $firstPage): ?>
+              <?php
+                  $setupStyle->add(
+                      '.step .right-line-' . $pos,
+                      [
+                          'float'         => 'left',
+                          'width'         => $lineWidth . '%',
+                          'margin-right'  => '-0.1em'
+                      ]
+                  );
+              ?>
+              <div class="line<?= $stateClass; ?> right-line-<?= $pos; ?>"></div>
+            <?php elseif ($page === $lastPage): ?>
+              <?php
+                  $setupStyle->add(
+                      '.step .right-line-' . $pos,
+                      [
+                          'float'         => 'left',
+                          'width'         => sprintf(
+                              '%.2F%%',
+                              100 - (count($configPagesRight) - 1) * $lineWidth
+                          ),
+                          'margin-right'  => 0
+                      ]
+                  );
+              ?>
+            <div class="line right<?= $stateClass; ?> right-line-<?= $pos; ?>"></div>
+            <?php else: ?>
+              <?php
+                  $setupStyle->add(
+                      '.step .right-line-' . $pos,
+                      [
+                          'float' => 'left',
+                          'width' => $lineWidth . '%'
+                      ]
+                  );
+              ?>
+            <div class="line<?= $stateClass; ?> right-line-<?= $pos; ?>"></div>
+            <?php endif ?>
+          <?php endforeach ?>
+          </td>
+        </tr></tbody></table>
+        <?php if ($maxProgress > 2 || $currentPos > 2): ?>
+          <?= $this->restartForm ?>
+        <?php endif ?>
+      </div>
+      <div class="step width-percent-10">
+        <h1><?= $this->translate('Finish', 'setup.progress'); ?></h1>
+        <?php $stateClass = $finished ? ' complete' : ($pages[$currentPos] === end($pages) ? ' active' : ''); ?>
+        <table><tbody><tr>
+          <td class="left"><div class="line left<?= $stateClass; ?>"></div></td>
+          <td class="middle"><div class="bubble<?= $stateClass; ?>"></div></td>
+          <td class="right"></td>
+        </tr></tbody></table>
+      </div>
+    </div>
+  </div>
+  <div class="setup-content">
+<?php if ($finished): ?>
+    <?= $this->render('index/parts/finish.phtml'); ?>
+<?php else: ?>
+    <?= $this->render('index/parts/wizard.phtml'); ?>
+<?php endif ?>
+  </div>
+</div>
+<div id="footer">
+    <ul role="alert" id="notifications"><?php
+        $notifications = Notification::getInstance();
+        if ($notifications->hasMessages()) {
+            foreach ($notifications->popMessages() as $m) {
+                echo '<li class="' . $m->type . '">' . $this->escape($m->message) . '</li>';
+            }
+        }
+    ?></ul>
+</div>
+<?= $setupStyle; ?>
diff --git a/modules/setup/application/views/scripts/index/parts/finish.phtml b/modules/setup/application/views/scripts/index/parts/finish.phtml
new file mode 100644
index 0000000..dcb34dc
--- /dev/null
+++ b/modules/setup/application/views/scripts/index/parts/finish.phtml
@@ -0,0 +1,34 @@
+<div id="setup-finish">
+ <?php if ($success): ?>
+  <h2 class="success"><?= $this->translate('Congratulations! Icinga Web 2 has been successfully set up.'); ?></h2>
+ <?php else: ?>
+  <h2 class="failure"><?= $this->translate('Sorry! Failed to set up Icinga Web 2 successfully.'); ?></h2>
+ <?php endif ?>
+  <div class="buttons pull-right">
+  <?php if ($success): ?>
+    <?= $this->qlink(
+        $this->translate('Login to Icinga Web 2'),
+        'authentication/login',
+        null,
+        array(
+            'class' => 'button-link login',
+            'data-no-icinga-ajax' => true,
+            'title' => $this->translate('Show the login page of Icinga Web 2')
+        )
+    ); ?>
+  <?php else: ?>
+    <?= $this->qlink(
+        $this->translate('Back'),
+        null,
+        null,
+        array(
+            'class' => 'button-link',
+            'title' => $this->translate('Show previous wizard-page')
+        )
+    ); ?>
+  <?php endif ?>
+  </div>
+  <pre class="log-output"><?= join("\n\n", array_map(function($a) {
+    return join("\n", $a);
+  }, $report ?? [])); ?></pre>
+</div>
diff --git a/modules/setup/application/views/scripts/index/parts/wizard.phtml b/modules/setup/application/views/scripts/index/parts/wizard.phtml
new file mode 100644
index 0000000..94891f9
--- /dev/null
+++ b/modules/setup/application/views/scripts/index/parts/wizard.phtml
@@ -0,0 +1 @@
+<?= $wizard->getForm()->render(); ?>
\ No newline at end of file
diff --git a/modules/setup/library/Setup/Exception/SetupException.php b/modules/setup/library/Setup/Exception/SetupException.php
new file mode 100644
index 0000000..c3ae591
--- /dev/null
+++ b/modules/setup/library/Setup/Exception/SetupException.php
@@ -0,0 +1,22 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Exception;
+
+use Icinga\Exception\IcingaException;
+
+/**
+ * Class SetupException
+ *
+ * Used to indicate that a setup should be aborted.
+ */
+class SetupException extends IcingaException
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function __construct()
+    {
+        parent::__construct('Setup abortion');
+    }
+}
diff --git a/modules/setup/library/Setup/Requirement.php b/modules/setup/library/Setup/Requirement.php
new file mode 100644
index 0000000..1df02ef
--- /dev/null
+++ b/modules/setup/library/Setup/Requirement.php
@@ -0,0 +1,343 @@
+<?php
+/* Icinga Web 2 | (c) 2015 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup;
+
+use LogicException;
+
+abstract class Requirement
+{
+    /**
+     * The state of this requirement
+     *
+     * @var bool
+     */
+    protected $state;
+
+    /**
+     * A descriptive text representing the current state of this requirement
+     *
+     * @var string
+     */
+    protected $stateText;
+
+    /**
+     * The descriptions of this requirement
+     *
+     * @var array
+     */
+    protected $descriptions;
+
+    /**
+     * The title of this requirement
+     *
+     * @var string
+     */
+    protected $title;
+
+    /**
+     * The condition of this requirement
+     *
+     * @var mixed
+     */
+    protected $condition;
+
+    /**
+     * Whether this requirement is optional
+     *
+     * @var bool
+     */
+    protected $optional;
+
+    /**
+     * The alias to display the condition with in a human readable way
+     *
+     * @var string
+     */
+    protected $alias;
+
+    /**
+     * The text to display if the given requirement is fulfilled
+     *
+     * @var string
+     */
+    protected $textAvailable;
+
+    /**
+     * The text to display if the given requirement is not fulfilled
+     *
+     * @var string
+     */
+    protected $textMissing;
+
+    /**
+     * Create a new requirement
+     *
+     * @param   array   $options
+     *
+     * @throws  LogicException  In case there exists no setter for an option's key
+     */
+    public function __construct(array $options = array())
+    {
+        $this->optional = false;
+        $this->descriptions = array();
+
+        foreach ($options as $key => $value) {
+            $setMethod = 'set' . ucfirst($key);
+            $addMethod = 'add' . ucfirst($key);
+            if (method_exists($this, $setMethod)) {
+                $this->$setMethod($value);
+            } elseif (method_exists($this, $addMethod)) {
+                $this->$addMethod($value);
+            } else {
+                throw new LogicException('No setter found for option key: ' . $key);
+            }
+        }
+    }
+
+    /**
+     * Set the state of this requirement
+     *
+     * @param   bool    $state
+     *
+     * @return  Requirement
+     */
+    public function setState($state)
+    {
+        $this->state = (bool) $state;
+        return $this;
+    }
+
+    /**
+     * Return the state of this requirement
+     *
+     * Evaluates the requirement in case there is no state set yet.
+     *
+     * @return  int
+     */
+    public function getState()
+    {
+        if ($this->state === null) {
+            $this->state = $this->evaluate();
+        }
+
+        return $this->state;
+    }
+
+    /**
+     * Set a descriptive text for this requirement's current state
+     *
+     * @param   string  $text
+     *
+     * @return  Requirement
+     */
+    public function setStateText($text)
+    {
+        $this->stateText = $text;
+        return $this;
+    }
+
+    /**
+     * Return a descriptive text for this requirement's current state
+     *
+     * @return  string
+     */
+    public function getStateText()
+    {
+        $state = $this->getState();
+        if ($this->stateText === null) {
+            return $state ? $this->getTextAvailable() : $this->getTextMissing();
+        }
+        return $this->stateText;
+    }
+
+    /**
+     * Add a description for this requirement
+     *
+     * @param   string  $description
+     *
+     * @return  Requirement
+     */
+    public function addDescription($description)
+    {
+        $this->descriptions[] = $description;
+        return $this;
+    }
+
+    /**
+     * Return the descriptions of this wizard
+     *
+     * @return  array
+     */
+    public function getDescriptions()
+    {
+        return $this->descriptions;
+    }
+
+    /**
+     * Set the title for this requirement
+     *
+     * @param   string  $title
+     *
+     * @return  Requirement
+     */
+    public function setTitle($title)
+    {
+        $this->title = $title;
+        return $this;
+    }
+
+    /**
+     * Return the title of this requirement
+     *
+     * In case there is no title set the alias is returned instead.
+     *
+     * @return  string
+     */
+    public function getTitle()
+    {
+        if ($this->title === null) {
+            return $this->getAlias();
+        }
+
+        return $this->title;
+    }
+
+    /**
+     * Set the condition for this requirement
+     *
+     * @param   mixed   $condition
+     *
+     * @return  Requirement
+     */
+    public function setCondition($condition)
+    {
+        $this->condition = $condition;
+        return $this;
+    }
+
+    /**
+     * Return the condition of this requirement
+     *
+     * @return  mixed
+     */
+    public function getCondition()
+    {
+        return $this->condition;
+    }
+
+    /**
+     * Set whether this requirement is optional
+     *
+     * @param   bool    $state
+     *
+     * @return  Requirement
+     */
+    public function setOptional($state = true)
+    {
+        $this->optional = (bool) $state;
+        return $this;
+    }
+
+    /**
+     * Return whether this requirement is optional
+     *
+     * @return  bool
+     */
+    public function isOptional()
+    {
+        return $this->optional;
+    }
+
+    /**
+     * Set the alias to display the condition with in a human readable way
+     *
+     * @param   string  $alias
+     *
+     * @return  Requirement
+     */
+    public function setAlias($alias)
+    {
+        $this->alias = $alias;
+        return $this;
+    }
+
+    /**
+     * Return the alias to display the condition with in a human readable way
+     *
+     * @return  string
+     */
+    public function getAlias()
+    {
+        return $this->alias;
+    }
+
+    /**
+     * Set the text to display if the given requirement is fulfilled
+     *
+     * @param   string  $textAvailable
+     *
+     * @return  Requirement
+     */
+    public function setTextAvailable($textAvailable)
+    {
+        $this->textAvailable = $textAvailable;
+        return $this;
+    }
+
+    /**
+     * Get the text to display if the given requirement is fulfilled
+     *
+     * @return  string
+     */
+    public function getTextAvailable()
+    {
+        return $this->textAvailable;
+    }
+
+    /**
+     * Set the text to display if the given requirement is not fulfilled
+     *
+     * @param   string  $textMissing
+     *
+     * @return  Requirement
+     */
+    public function setTextMissing($textMissing)
+    {
+        $this->textMissing = $textMissing;
+        return $this;
+    }
+
+    /**
+     * Get the text to display if the given requirement is not fulfilled
+     *
+     * @return  string
+     */
+    public function getTextMissing()
+    {
+        return $this->textMissing;
+    }
+
+    /**
+     * Evaluate this requirement and return whether it is fulfilled
+     *
+     * @return  bool
+     */
+    abstract protected function evaluate();
+
+    /**
+     * Return whether the given requirement equals this one
+     *
+     * @param   Requirement     $requirement
+     *
+     * @return  bool
+     */
+    public function equals(Requirement $requirement)
+    {
+        if ($requirement instanceof static) {
+            return $this->getCondition() === $requirement->getCondition();
+        }
+
+        return false;
+    }
+}
diff --git a/modules/setup/library/Setup/Requirement/ClassRequirement.php b/modules/setup/library/Setup/Requirement/ClassRequirement.php
new file mode 100644
index 0000000..d884c31
--- /dev/null
+++ b/modules/setup/library/Setup/Requirement/ClassRequirement.php
@@ -0,0 +1,48 @@
+<?php
+/* Icinga Web 2 | (c) 2015 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Requirement;
+
+use Icinga\Application\Platform;
+use Icinga\Module\Setup\Requirement;
+
+class ClassRequirement extends Requirement
+{
+    protected function evaluate()
+    {
+        return Platform::classExists($this->getCondition());
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getStateText()
+    {
+        $stateText = parent::getStateText();
+        if ($stateText === null) {
+            $alias = $this->getAlias();
+            if ($this->getState()) {
+                $stateText = $alias === null
+                    ? sprintf(
+                        mt('setup', 'The %s class is available.', 'setup.requirement.class'),
+                        $this->getCondition()
+                    )
+                    : sprintf(
+                        mt('setup', 'The %s is available.', 'setup.requirement.class'),
+                        $alias
+                    );
+            } else {
+                $stateText = $alias === null
+                    ? sprintf(
+                        mt('setup', 'The %s class is missing.', 'setup.requirement.class'),
+                        $this->getCondition()
+                    )
+                    : sprintf(
+                        mt('setup', 'The %s is missing.', 'setup.requirement.class'),
+                        $alias
+                    );
+            }
+        }
+        return $stateText;
+    }
+}
diff --git a/modules/setup/library/Setup/Requirement/ConfigDirectoryRequirement.php b/modules/setup/library/Setup/Requirement/ConfigDirectoryRequirement.php
new file mode 100644
index 0000000..7e9044c
--- /dev/null
+++ b/modules/setup/library/Setup/Requirement/ConfigDirectoryRequirement.php
@@ -0,0 +1,42 @@
+<?php
+/* Icinga Web 2 | (c) 2015 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Requirement;
+
+use Icinga\Module\Setup\Requirement;
+
+class ConfigDirectoryRequirement extends Requirement
+{
+    public function getTitle()
+    {
+        $title = parent::getTitle();
+        if ($title === null) {
+            return mt('setup', 'Read- and writable configuration directory');
+        }
+
+        return $title;
+    }
+
+    protected function evaluate()
+    {
+        $path = $this->getCondition();
+        if (file_exists($path)) {
+            $readable = is_readable($path);
+            if ($readable && is_writable($path)) {
+                $this->setStateText(sprintf(mt('setup', 'The directory %s is read- and writable.'), $path));
+                return true;
+            } else {
+                $this->setStateText(sprintf(
+                    $readable
+                        ? mt('setup', 'The directory %s is not writable.')
+                        : mt('setup', 'The directory %s is not readable.'),
+                    $path
+                ));
+                return false;
+            }
+        } else {
+            $this->setStateText(sprintf(mt('setup', 'The directory %s does not exist.'), $path));
+            return false;
+        }
+    }
+}
diff --git a/modules/setup/library/Setup/Requirement/OSRequirement.php b/modules/setup/library/Setup/Requirement/OSRequirement.php
new file mode 100644
index 0000000..760c97a
--- /dev/null
+++ b/modules/setup/library/Setup/Requirement/OSRequirement.php
@@ -0,0 +1,27 @@
+<?php
+/* Icinga Web 2 | (c) 2015 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Requirement;
+
+use Icinga\Application\Platform;
+use Icinga\Module\Setup\Requirement;
+
+class OSRequirement extends Requirement
+{
+    public function getTitle()
+    {
+        $title = parent::getTitle();
+        if ($title === null) {
+            return sprintf(mt('setup', '%s Platform'), ucfirst($this->getCondition()));
+        }
+
+        return $title;
+    }
+
+    protected function evaluate()
+    {
+        $phpOS = Platform::getOperatingSystemName();
+        $this->setStateText(sprintf(mt('setup', 'You are running PHP on a %s system.'), ucfirst($phpOS)));
+        return strtolower($phpOS) === strtolower($this->getCondition());
+    }
+}
diff --git a/modules/setup/library/Setup/Requirement/PhpConfigRequirement.php b/modules/setup/library/Setup/Requirement/PhpConfigRequirement.php
new file mode 100644
index 0000000..6c77af5
--- /dev/null
+++ b/modules/setup/library/Setup/Requirement/PhpConfigRequirement.php
@@ -0,0 +1,22 @@
+<?php
+/* Icinga Web 2 | (c) 2015 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Requirement;
+
+use Icinga\Application\Platform;
+use Icinga\Module\Setup\Requirement;
+
+class PhpConfigRequirement extends Requirement
+{
+    protected function evaluate()
+    {
+        list($configDirective, $value) = $this->getCondition();
+        $configValue = Platform::getPhpConfig($configDirective);
+        $this->setStateText(
+            $configValue
+                ? sprintf(mt('setup', 'The PHP config `%s\' is set to "%s".'), $configDirective, $configValue)
+                : sprintf(mt('setup', 'The PHP config `%s\' is not defined.'), $configDirective)
+        );
+        return is_bool($value) ? $configValue == $value : $configValue === $value;
+    }
+}
diff --git a/modules/setup/library/Setup/Requirement/PhpModuleRequirement.php b/modules/setup/library/Setup/Requirement/PhpModuleRequirement.php
new file mode 100644
index 0000000..f8ab129
--- /dev/null
+++ b/modules/setup/library/Setup/Requirement/PhpModuleRequirement.php
@@ -0,0 +1,42 @@
+<?php
+/* Icinga Web 2 | (c) 2015 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Requirement;
+
+use Icinga\Application\Platform;
+use Icinga\Module\Setup\Requirement;
+
+class PhpModuleRequirement extends Requirement
+{
+    public function getTitle()
+    {
+        $title = parent::getTitle();
+        if ($title === $this->getAlias()) {
+            if ($title === null) {
+                $title = $this->getCondition();
+            }
+
+            return sprintf(mt('setup', 'PHP Module: %s'), $title);
+        }
+
+        return $title;
+    }
+
+    protected function evaluate()
+    {
+        $moduleName = $this->getCondition();
+        if (Platform::extensionLoaded($moduleName)) {
+            $this->setStateText(sprintf(
+                mt('setup', 'The PHP module %s is available.'),
+                $this->getAlias() ?: $moduleName
+            ));
+            return true;
+        } else {
+            $this->setStateText(sprintf(
+                mt('setup', 'The PHP module %s is missing.'),
+                $this->getAlias() ?: $moduleName
+            ));
+            return false;
+        }
+    }
+}
diff --git a/modules/setup/library/Setup/Requirement/PhpVersionRequirement.php b/modules/setup/library/Setup/Requirement/PhpVersionRequirement.php
new file mode 100644
index 0000000..b811ca8
--- /dev/null
+++ b/modules/setup/library/Setup/Requirement/PhpVersionRequirement.php
@@ -0,0 +1,28 @@
+<?php
+/* Icinga Web 2 | (c) 2015 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Requirement;
+
+use Icinga\Application\Platform;
+use Icinga\Module\Setup\Requirement;
+
+class PhpVersionRequirement extends Requirement
+{
+    public function getTitle()
+    {
+        $title = parent::getTitle();
+        if ($title === null) {
+            return mt('setup', 'PHP Version');
+        }
+
+        return $title;
+    }
+
+    protected function evaluate()
+    {
+        $phpVersion = Platform::getPhpVersion();
+        $this->setStateText(sprintf(mt('setup', 'You are running PHP version %s.'), $phpVersion));
+        list($operator, $requiredVersion) = $this->getCondition();
+        return version_compare($phpVersion, $requiredVersion, $operator);
+    }
+}
diff --git a/modules/setup/library/Setup/Requirement/SetRequirement.php b/modules/setup/library/Setup/Requirement/SetRequirement.php
new file mode 100644
index 0000000..77cbaf0
--- /dev/null
+++ b/modules/setup/library/Setup/Requirement/SetRequirement.php
@@ -0,0 +1,34 @@
+<?php
+/* Icinga Web 2 | (c) 2020 Icinga GmbH | GPLv2+ */
+
+namespace Icinga\Module\Setup\Requirement;
+
+use Icinga\Module\Setup\Requirement;
+
+/**
+ * Add requirement field
+ *
+ * @package Icinga\Module\Setup\Requirement
+ */
+class SetRequirement extends Requirement
+{
+    protected function evaluate()
+    {
+        $condition = $this->getCondition();
+
+        if ($condition->getState()) {
+            $this->setStateText(sprintf(
+                mt('setup', '%s is available.'),
+                $this->getAlias() ?: $this->getTitle()
+            ));
+            return true;
+        }
+
+        $this->setStateText(sprintf(
+            mt('setup', '%s is missing.'),
+            $this->getAlias() ?: $this->getTitle()
+        ));
+
+        return false;
+    }
+}
diff --git a/modules/setup/library/Setup/Requirement/WebLibraryRequirement.php b/modules/setup/library/Setup/Requirement/WebLibraryRequirement.php
new file mode 100644
index 0000000..bab587a
--- /dev/null
+++ b/modules/setup/library/Setup/Requirement/WebLibraryRequirement.php
@@ -0,0 +1,24 @@
+<?php
+/* Icinga Web 2 | (c) 2021 Icinga GmbH | GPLv2+ */
+
+namespace Icinga\Module\Setup\Requirement;
+
+use Icinga\Application\Icinga;
+use Icinga\Module\Setup\Requirement;
+
+class WebLibraryRequirement extends Requirement
+{
+    protected function evaluate()
+    {
+        list($name, $op, $version) = $this->getCondition();
+
+        $libs = Icinga::app()->getLibraries();
+        if (! $libs->has($name)) {
+            $this->setStateText(sprintf(mt('setup', '%s is not installed'), $this->getAlias()));
+            return false;
+        }
+
+        $this->setStateText(sprintf(mt('setup', '%s version: %s'), $this->getAlias(), $libs->get($name)->getVersion()));
+        return $libs->has($name, $op . $version);
+    }
+}
diff --git a/modules/setup/library/Setup/Requirement/WebModuleRequirement.php b/modules/setup/library/Setup/Requirement/WebModuleRequirement.php
new file mode 100644
index 0000000..ad600e1
--- /dev/null
+++ b/modules/setup/library/Setup/Requirement/WebModuleRequirement.php
@@ -0,0 +1,31 @@
+<?php
+/* Icinga Web 2 | (c) 2020 Icinga GmbH | GPLv2+ */
+
+namespace Icinga\Module\Setup\Requirement;
+
+use Icinga\Application\Icinga;
+use Icinga\Module\Setup\Requirement;
+
+class WebModuleRequirement extends Requirement
+{
+    protected function evaluate()
+    {
+        list($name, $op, $version) = $this->getCondition();
+
+        $mm = Icinga::app()->getModuleManager();
+        if (! $mm->hasInstalled($name)) {
+            $this->setStateText(sprintf(mt('setup', '%s is not installed'), $this->getAlias()));
+            return false;
+        }
+
+        $module = $mm->getModule($name, false);
+
+        $moduleVersion = $module->getVersion();
+        if ($moduleVersion[0] === 'v') {
+            $moduleVersion = substr($moduleVersion, 1);
+        }
+
+        $this->setStateText(sprintf(mt('setup', '%s version: %s'), $this->getAlias(), $moduleVersion));
+        return version_compare($moduleVersion, $version, $op);
+    }
+}
diff --git a/modules/setup/library/Setup/RequirementSet.php b/modules/setup/library/Setup/RequirementSet.php
new file mode 100644
index 0000000..0baf4c0
--- /dev/null
+++ b/modules/setup/library/Setup/RequirementSet.php
@@ -0,0 +1,335 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup;
+
+use LogicException;
+use RecursiveIterator;
+use Traversable;
+
+/**
+ * Container to store and handle requirements
+ */
+class RequirementSet implements RecursiveIterator
+{
+    /**
+     * Mode AND (all requirements must be met)
+     */
+    const MODE_AND = 0;
+
+    /**
+     * Mode OR (at least one requirement must be met)
+     */
+    const MODE_OR = 1;
+
+    /**
+     * Whether all requirements meet their condition
+     *
+     * @var bool
+     */
+    protected $state;
+
+    /**
+     * Whether this set is optional
+     *
+     * @var bool
+     */
+    protected $optional;
+
+    /**
+     * The mode by which the requirements are evaluated
+     *
+     * @var string
+     */
+    protected $mode;
+
+    /**
+     * The registered requirements
+     *
+     * @var array
+     */
+    protected $requirements;
+
+    /**
+     * The raw state of this set's requirements
+     *
+     * @var bool
+     */
+    private $forcedState;
+
+    /**
+     * Initialize a new set of requirements
+     *
+     * @param   bool    $optional   Whether this set is optional
+     * @param   int     $mode       The mode by which to evaluate this set
+     */
+    public function __construct($optional = false, $mode = null)
+    {
+        $this->optional = $optional;
+        $this->requirements = array();
+        $this->setMode($mode ?: static::MODE_AND);
+    }
+
+    /**
+     * Set the state of this set
+     *
+     * @param   bool    $state
+     *
+     * @return  RequirementSet
+     */
+    public function setState($state)
+    {
+        $this->state = (bool) $state;
+        return $this;
+    }
+
+    /**
+     * Return the state of this set
+     *
+     * Alias for RequirementSet::fulfilled(true).
+     *
+     * @return  bool
+     */
+    public function getState()
+    {
+        return $this->fulfilled(true);
+    }
+
+    /**
+     * Set whether this set of requirements should be optional
+     *
+     * @param   bool    $state
+     *
+     * @return  RequirementSet
+     */
+    public function setOptional($state = true)
+    {
+        $this->optional = (bool) $state;
+        return $this;
+    }
+
+    /**
+     * Return whether this set of requirements is optional
+     *
+     * @return  bool
+     */
+    public function isOptional()
+    {
+        return $this->optional;
+    }
+
+    /**
+     * Set the mode by which to evaluate the requirements
+     *
+     * @param   int     $mode
+     *
+     * @return  RequirementSet
+     *
+     * @throws  LogicException      In case the given mode is invalid
+     */
+    public function setMode($mode)
+    {
+        if ($mode !== static::MODE_AND && $mode !== static::MODE_OR) {
+            throw new LogicException(sprintf('Invalid mode %u given.', $mode));
+        }
+
+        $this->mode = $mode;
+        return $this;
+    }
+
+    /**
+     * Return the mode by which the requirements are evaluated
+     *
+     * @return  int
+     */
+    public function getMode()
+    {
+        return $this->mode;
+    }
+
+    /**
+     * Register a requirement
+     *
+     * @param   Requirement     $requirement    The requirement to add
+     *
+     * @return  RequirementSet
+     */
+    public function add(Requirement $requirement)
+    {
+        $merged = false;
+        foreach ($this->requirements as $knownRequirement) {
+            if ($knownRequirement instanceof Requirement && $requirement->equals($knownRequirement)) {
+                $knownRequirement->setOptional($requirement->isOptional());
+                foreach ($requirement->getDescriptions() as $description) {
+                    $knownRequirement->addDescription($description);
+                }
+
+                $merged = true;
+                break;
+            }
+        }
+
+        if (! $merged) {
+            $this->requirements[] = $requirement;
+        }
+
+        return $this;
+    }
+
+    /**
+     * Return all registered requirements
+     *
+     * @return  array
+     */
+    public function getAll()
+    {
+        return $this->requirements;
+    }
+
+    /**
+     * Register the given set of requirements
+     *
+     * @param   RequirementSet  $set    The set to register
+     *
+     * @return  RequirementSet
+     */
+    public function merge(RequirementSet $set)
+    {
+        if ($this->getMode() === $set->getMode() && $this->isOptional() === $set->isOptional()) {
+            foreach ($set->getAll() as $requirement) {
+                if ($requirement instanceof static) {
+                    $this->merge($requirement);
+                } else {
+                    $this->add($requirement);
+                }
+            }
+        } else {
+            $this->requirements[] = $set;
+        }
+
+        return $this;
+    }
+
+    /**
+     * Return whether all requirements can successfully be evaluated based on the current mode
+     *
+     * In case this is a optional set of requirements (and $force is false), true is returned immediately.
+     *
+     * @param   bool    $force      Whether to ignore the optionality of a set or single requirement
+     *
+     * @return  bool
+     */
+    public function fulfilled($force = false)
+    {
+        $state = $this->isOptional();
+        if (! $force && $state) {
+            return true;
+        }
+
+        if (! $force && $this->state !== null) {
+            return $this->state;
+        } elseif ($force && $this->forcedState !== null) {
+            return $this->forcedState;
+        }
+
+        $self = $this->requirements;
+        foreach ($self as $requirement) {
+            if ($requirement->getState()) {
+                $state = true;
+                if ($this->getMode() === static::MODE_OR) {
+                    break;
+                }
+            } elseif ($force || !$requirement->isOptional()) {
+                $state = false;
+                if ($this->getMode() === static::MODE_AND) {
+                    break;
+                }
+            }
+        }
+
+        if ($force) {
+            return $this->forcedState = $state;
+        }
+
+        return $this->state = $state;
+    }
+
+    /**
+     * Return whether the current element represents a nested set of requirements
+     *
+     * @return  bool
+     */
+    public function hasChildren(): bool
+    {
+        $current = $this->current();
+        return $current instanceof static;
+    }
+
+    /**
+     * Return a iterator for the current nested set of requirements
+     *
+     * @return  ?RecursiveIterator
+     */
+    public function getChildren(): ?RecursiveIterator
+    {
+        return $this->current();
+    }
+
+    /**
+     * Rewind the iterator to its first element
+     */
+    public function rewind(): void
+    {
+        reset($this->requirements);
+    }
+
+    /**
+     * Return whether the current iterator position is valid
+     *
+     * @return  bool
+     */
+    public function valid(): bool
+    {
+        return key($this->requirements) !== null;
+    }
+
+    /**
+     * Return the current element in the iteration
+     *
+     * @return  Requirement|RequirementSet
+     */
+    #[\ReturnTypeWillChange]
+    public function current()
+    {
+        return current($this->requirements);
+    }
+
+    /**
+     * Return the position of the current element in the iteration
+     *
+     * @return  int
+     */
+    public function key(): int
+    {
+        return key($this->requirements);
+    }
+
+    /**
+     * Advance the iterator to the next element
+     */
+    public function next(): void
+    {
+        next($this->requirements);
+    }
+
+    /**
+     * Return this set of requirements rendered as HTML
+     *
+     * @return  string
+     */
+    public function __toString()
+    {
+        $renderer = new RequirementsRenderer($this);
+        return (string) $renderer;
+    }
+}
diff --git a/modules/setup/library/Setup/RequirementsRenderer.php b/modules/setup/library/Setup/RequirementsRenderer.php
new file mode 100644
index 0000000..94f0f2b
--- /dev/null
+++ b/modules/setup/library/Setup/RequirementsRenderer.php
@@ -0,0 +1,67 @@
+<?php
+/* Icinga Web 2 | (c) 2015 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup;
+
+use RecursiveIteratorIterator;
+
+class RequirementsRenderer extends RecursiveIteratorIterator
+{
+    protected $tags;
+
+    public function beginIteration(): void
+    {
+        $this->tags[] = '<ul class="requirements">';
+    }
+
+    public function endIteration(): void
+    {
+        $this->tags[] = '</ul>';
+    }
+
+    public function beginChildren(): void
+    {
+        $this->tags[] = '<li>';
+        /** @var RequirementSet $currentSet */
+        $currentSet = $this->getSubIterator();
+        $state = $currentSet->getState() ? 'fulfilled' : ($currentSet->isOptional() ? 'not-available' : 'missing');
+        $this->tags[] = '<ul class="set-state ' . $state . '">';
+    }
+
+    public function endChildren(): void
+    {
+        $this->tags[] = '</ul>';
+        $this->tags[] = '</li>';
+    }
+
+    public function render()
+    {
+        foreach ($this as $requirement) {
+            $this->tags[] = '<li class="clearfix">';
+            $this->tags[] = '<div class="title"><h2>' . $requirement->getTitle() . '</h2></div>';
+            $this->tags[] = '<div class="description">';
+            $descriptions = $requirement->getDescriptions();
+            if (count($descriptions) > 1) {
+                $this->tags[] = '<ul>';
+                foreach ($descriptions as $d) {
+                    $this->tags[] = '<li>' . $d . '</li>';
+                }
+                $this->tags[] = '</ul>';
+            } elseif (! empty($descriptions)) {
+                $this->tags[] = $descriptions[0];
+            }
+            $this->tags[] = '</div>';
+            $this->tags[] = '<div class="state ' . ($requirement->getState() ? 'fulfilled' : (
+                $requirement->isOptional() ? 'not-available' : 'missing'
+            )) . '">' . $requirement->getStateText() . '</div>';
+            $this->tags[] = '</li>';
+        }
+
+        return implode("\n", $this->tags);
+    }
+
+    public function __toString()
+    {
+        return $this->render();
+    }
+}
diff --git a/modules/setup/library/Setup/Setup.php b/modules/setup/library/Setup/Setup.php
new file mode 100644
index 0000000..7b0baed
--- /dev/null
+++ b/modules/setup/library/Setup/Setup.php
@@ -0,0 +1,99 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup;
+
+use ArrayIterator;
+use IteratorAggregate;
+use Icinga\Module\Setup\Exception\SetupException;
+use Traversable;
+
+/**
+ * Container for multiple configuration steps
+ */
+class Setup implements IteratorAggregate
+{
+    protected $steps;
+
+    protected $state;
+
+    public function __construct()
+    {
+        $this->steps = array();
+    }
+
+    public function getIterator(): Traversable
+    {
+        return new ArrayIterator($this->getSteps());
+    }
+
+    public function addStep(Step $step)
+    {
+        $this->steps[] = $step;
+    }
+
+    public function addSteps(array $steps)
+    {
+        foreach ($steps as $step) {
+            $this->addStep($step);
+        }
+    }
+
+    public function getSteps()
+    {
+        return $this->steps;
+    }
+
+    /**
+     * Run the configuration and return whether it succeeded
+     *
+     * @return  bool
+     */
+    public function run()
+    {
+        $this->state = true;
+
+        try {
+            foreach ($this->steps as $step) {
+                $this->state &= $step->apply();
+            }
+        } catch (SetupException $_) {
+            $this->state = false;
+        }
+
+        return $this->state;
+    }
+
+    /**
+     * Return a summary of all actions designated to run
+     *
+     * @return  array       An array of HTML strings
+     */
+    public function getSummary()
+    {
+        $summaries = array();
+        foreach ($this->steps as $step) {
+            $summaries[] = $step->getSummary();
+        }
+
+        return $summaries;
+    }
+
+    /**
+     * Return a report of all actions that were run
+     *
+     * @return  array       An array of arrays of strings
+     */
+    public function getReport()
+    {
+        $reports = array();
+        foreach ($this->steps as $step) {
+            $report = $step->getReport();
+            if (! empty($report)) {
+                $reports[] = $report;
+            }
+        }
+
+        return $reports;
+    }
+}
diff --git a/modules/setup/library/Setup/SetupWizard.php b/modules/setup/library/Setup/SetupWizard.php
new file mode 100644
index 0000000..c7ad0c3
--- /dev/null
+++ b/modules/setup/library/Setup/SetupWizard.php
@@ -0,0 +1,24 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup;
+
+/**
+ * Interface for wizards providing a setup and requirements
+ */
+interface SetupWizard
+{
+    /**
+     * Return the setup for this wizard
+     *
+     * @return  Setup
+     */
+    public function getSetup();
+
+    /**
+     * Return the requirements of this wizard
+     *
+     * @return  RequirementSet
+     */
+    public function getRequirements();
+}
diff --git a/modules/setup/library/Setup/Step.php b/modules/setup/library/Setup/Step.php
new file mode 100644
index 0000000..4b9afcc
--- /dev/null
+++ b/modules/setup/library/Setup/Step.php
@@ -0,0 +1,31 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup;
+
+/**
+ * Class to implement functionality for a single setup step
+ */
+abstract class Step
+{
+    /**
+     * Apply this step's configuration changes
+     *
+     * @return  bool
+     */
+    abstract public function apply();
+
+    /**
+     * Return a HTML representation of this step's configuration changes supposed to be made
+     *
+     * @return  string
+     */
+    abstract public function getSummary();
+
+    /**
+     * Return a textual summary of all configuration changes made
+     *
+     * @return  ?array
+     */
+    abstract public function getReport();
+}
diff --git a/modules/setup/library/Setup/Steps/AuthenticationStep.php b/modules/setup/library/Setup/Steps/AuthenticationStep.php
new file mode 100644
index 0000000..3c6c64a
--- /dev/null
+++ b/modules/setup/library/Setup/Steps/AuthenticationStep.php
@@ -0,0 +1,238 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Steps;
+
+use Exception;
+use Icinga\Application\Config;
+use Icinga\Data\ConfigObject;
+use Icinga\Data\ResourceFactory;
+use Icinga\Exception\IcingaException;
+use Icinga\Authentication\User\DbUserBackend;
+use Icinga\Module\Setup\Step;
+
+class AuthenticationStep extends Step
+{
+    protected $data;
+
+    protected $dbError;
+
+    protected $authIniError;
+
+    protected $permIniError;
+
+    public function __construct(array $data)
+    {
+        $this->data = $data;
+    }
+
+    public function apply()
+    {
+        $success = $this->createAuthenticationIni();
+        if (isset($this->data['adminAccountData']['resourceConfig'])) {
+            $success &= $this->createAccount();
+        }
+
+        $success &= $this->createRolesIni();
+        return $success;
+    }
+
+    protected function createAuthenticationIni()
+    {
+        $config = array();
+        $backendConfig = $this->data['backendConfig'];
+        $backendName = $backendConfig['name'];
+        unset($backendConfig['name']);
+        $config[$backendName] = $backendConfig;
+        if (isset($this->data['resourceName'])) {
+            $config[$backendName]['resource'] = $this->data['resourceName'];
+        }
+
+        try {
+            Config::fromArray($config)
+                ->setConfigFile(Config::resolvePath('authentication.ini'))
+                ->saveIni();
+        } catch (Exception $e) {
+            $this->authIniError = $e;
+            return false;
+        }
+
+        $this->authIniError = false;
+        return true;
+    }
+
+    protected function createRolesIni()
+    {
+        if (isset($this->data['adminAccountData']['username'])) {
+            $config = array(
+                'users'         => $this->data['adminAccountData']['username'],
+                'permissions'   => '*'
+            );
+
+            if ($this->data['backendConfig']['backend'] === 'db') {
+                $config['groups'] = mt('setup', 'Administrators', 'setup.role.name');
+            }
+        } else { // isset($this->data['adminAccountData']['groupname'])
+            $config = array(
+                'groups'        => $this->data['adminAccountData']['groupname'],
+                'permissions'   => '*'
+            );
+        }
+
+        try {
+            Config::fromArray(array(mt('setup', 'Administrators', 'setup.role.name') => $config))
+                ->setConfigFile(Config::resolvePath('roles.ini'))
+                ->saveIni();
+        } catch (Exception $e) {
+            $this->permIniError = $e;
+            return false;
+        }
+
+        $this->permIniError = false;
+        return true;
+    }
+
+    protected function createAccount()
+    {
+        try {
+            $backend = new DbUserBackend(
+                ResourceFactory::createResource(new ConfigObject($this->data['adminAccountData']['resourceConfig']))
+            );
+
+            if ($backend->select()->where('user_name', $this->data['adminAccountData']['username'])->count() === 0) {
+                $backend->insert('user', array(
+                    'user_name' => $this->data['adminAccountData']['username'],
+                    'password'  => $this->data['adminAccountData']['password'],
+                    'is_active' => true
+                ));
+                $this->dbError = false;
+            }
+        } catch (Exception $e) {
+            $this->dbError = $e;
+            return false;
+        }
+
+        return true;
+    }
+
+    public function getSummary()
+    {
+        $pageTitle = '<h2>' . mt('setup', 'Authentication', 'setup.page.title') . '</h2>';
+        $backendTitle = '<h3>' . mt('setup', 'Authentication Backend', 'setup.page.title') . '</h3>';
+        $adminTitle = '<h3>' . mt('setup', 'Administration', 'setup.page.title') . '</h3>';
+
+        $authType = $this->data['backendConfig']['backend'];
+        $backendDesc = '<p>' . sprintf(
+            mt('setup', 'Users will authenticate using %s.', 'setup.summary.auth'),
+            $authType === 'db' ? mt('setup', 'a database', 'setup.summary.auth.type') : (
+                $authType === 'ldap' || $authType === 'msldap' ? 'LDAP' : (
+                    mt('setup', 'webserver authentication', 'setup.summary.auth.type')
+                )
+            )
+        ) . '</p>';
+
+        $backendHtml = ''
+            . '<table>'
+            . '<tbody>'
+            . '<tr>'
+            . '<td><strong>' . t('Backend Name') . '</strong></td>'
+            . '<td>' . $this->data['backendConfig']['name'] . '</td>'
+            . '</tr>'
+            . ($authType === 'ldap' || $authType === 'msldap' ? (
+                '<tr>'
+                . '<td><strong>' . mt('setup', 'User Object Class') . '</strong></td>'
+                . '<td>' . ($authType === 'msldap' ? 'user' : $this->data['backendConfig']['user_class']) . '</td>'
+                . '</tr>'
+                . '<tr>'
+                . '<td><strong>' . mt('setup', 'Custom Filter') . '</strong></td>'
+                . '<td>' . (trim($this->data['backendConfig']['filter']) ?: t('None', 'auth.ldap.filter')) . '</td>'
+                . '</tr>'
+                . '<tr>'
+                . '<td><strong>' . mt('setup', 'User Name Attribute') . '</strong></td>'
+                . '<td>' . ($authType === 'msldap'
+                    ? 'sAMAccountName'
+                    : $this->data['backendConfig']['user_name_attribute']) . '</td>'
+                . '</tr>'
+            ) : ($authType === 'external' ? (
+                '<tr>'
+                . '<td><strong>' . t('Filter Pattern') . '</strong></td>'
+                . '<td>' . $this->data['backendConfig']['strip_username_regexp'] . '</td>'
+                . '</tr>'
+            ) : ''))
+            . '</tbody>'
+            . '</table>';
+
+        if (isset($this->data['adminAccountData']['username'])) {
+            $adminHtml = '<p>' . (isset($this->data['adminAccountData']['resourceConfig']) ? sprintf(
+                mt('setup', 'Administrative rights will initially be granted to a new account called "%s".'),
+                $this->data['adminAccountData']['username']
+            ) : sprintf(
+                mt('setup', 'Administrative rights will initially be granted to an existing account called "%s".'),
+                $this->data['adminAccountData']['username']
+            )) . '</p>';
+        } else { // isset($this->data['adminAccountData']['groupname'])
+            $adminHtml = '<p>' . sprintf(
+                mt('setup', 'Administrative rights will initially be granted to members of the user group "%s".'),
+                $this->data['adminAccountData']['groupname']
+            ) . '</p>';
+        }
+
+        return $pageTitle . '<div class="topic">' . $backendDesc . $backendTitle . $backendHtml . '</div>'
+            . '<div class="topic">' . $adminTitle . $adminHtml . '</div>';
+    }
+
+    public function getReport()
+    {
+        $report = array();
+
+        if ($this->authIniError === false) {
+            $report[] = sprintf(
+                mt('setup', 'Authentication configuration has been successfully written to: %s'),
+                Config::resolvePath('authentication.ini')
+            );
+        } elseif ($this->authIniError !== null) {
+            $report[] = sprintf(
+                mt('setup', 'Authentication configuration could not be written to: %s. An error occured:'),
+                Config::resolvePath('authentication.ini')
+            );
+            $report[] = sprintf(mt('setup', 'ERROR: %s'), IcingaException::describe($this->authIniError));
+        }
+
+        if ($this->dbError === false) {
+            $report[] = sprintf(
+                mt('setup', 'Account "%s" has been successfully created.'),
+                $this->data['adminAccountData']['username']
+            );
+        } elseif ($this->dbError !== null) {
+            $report[] = sprintf(
+                mt('setup', 'Unable to create account "%s". An error occured:'),
+                $this->data['adminAccountData']['username']
+            );
+            $report[] = sprintf(mt('setup', 'ERROR: %s'), IcingaException::describe($this->dbError));
+        }
+
+        if ($this->permIniError === false) {
+            $report[] = isset($this->data['adminAccountData']['username']) ? sprintf(
+                mt('setup', 'Account "%s" has been successfully defined as initial administrator.'),
+                $this->data['adminAccountData']['username']
+            ) : sprintf(
+                mt('setup', 'The members of the user group "%s" were successfully defined as initial administrators.'),
+                $this->data['adminAccountData']['groupname']
+            );
+        } elseif ($this->permIniError !== null) {
+            $report[] = isset($this->data['adminAccountData']['username']) ? sprintf(
+                mt('setup', 'Unable to define account "%s" as initial administrator. An error occured:'),
+                $this->data['adminAccountData']['username']
+            ) : sprintf(
+                mt(
+                    'setup',
+                    'Unable to define the members of the user group "%s" as initial administrators. An error occured:'
+                ),
+                $this->data['adminAccountData']['groupname']
+            );
+            $report[] = sprintf(mt('setup', 'ERROR: %s'), IcingaException::describe($this->permIniError));
+        }
+
+        return $report;
+    }
+}
diff --git a/modules/setup/library/Setup/Steps/DatabaseStep.php b/modules/setup/library/Setup/Steps/DatabaseStep.php
new file mode 100644
index 0000000..32b2d15
--- /dev/null
+++ b/modules/setup/library/Setup/Steps/DatabaseStep.php
@@ -0,0 +1,266 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Steps;
+
+use Exception;
+use PDOException;
+use Icinga\Exception\IcingaException;
+use Icinga\Module\Setup\Step;
+use Icinga\Module\Setup\Utils\DbTool;
+use Icinga\Module\Setup\Exception\SetupException;
+
+class DatabaseStep extends Step
+{
+    protected $data;
+
+    protected $error;
+
+    protected $messages;
+
+    public function __construct(array $data)
+    {
+        $this->data = $data;
+        $this->messages = array();
+    }
+
+    public function apply()
+    {
+        $resourceConfig = $this->data['resourceConfig'];
+        if (isset($this->data['adminName'])) {
+            $resourceConfig['username'] = $this->data['adminName'];
+            if (isset($this->data['adminPassword'])) {
+                $resourceConfig['password'] = $this->data['adminPassword'];
+            }
+        }
+
+        $db = new DbTool($resourceConfig);
+
+        try {
+            if ($resourceConfig['db'] === 'mysql') {
+                $this->setupMysqlDatabase($db);
+            } elseif ($resourceConfig['db'] === 'pgsql') {
+                $this->setupPgsqlDatabase($db);
+            }
+        } catch (Exception $e) {
+            $this->error = $e;
+            throw new SetupException();
+        }
+
+        $this->error = false;
+        return true;
+    }
+
+    protected function setupMysqlDatabase(DbTool $db)
+    {
+        try {
+            $db->connectToDb();
+            $this->log(
+                mt('setup', 'Successfully connected to existing database "%s"...'),
+                $this->data['resourceConfig']['dbname']
+            );
+        } catch (PDOException $_) {
+            $db->connectToHost();
+            $this->log(mt('setup', 'Creating new database "%s"...'), $this->data['resourceConfig']['dbname']);
+            $db->exec('CREATE DATABASE ' . $db->quoteIdentifier($this->data['resourceConfig']['dbname']));
+            $db->reconnect($this->data['resourceConfig']['dbname']);
+        }
+
+        if (array_search(reset($this->data['tables']), $db->listTables(), true) !== false) {
+            $this->log(mt('setup', 'Database schema already exists...'));
+        } else {
+            $this->log(mt('setup', 'Creating database schema...'));
+            $db->import($this->data['schemaPath'] . '/mysql.schema.sql');
+        }
+
+        if ($db->hasLogin($this->data['resourceConfig']['username'])) {
+            $this->log(mt('setup', 'Login "%s" already exists...'), $this->data['resourceConfig']['username']);
+        } else {
+            $this->log(mt('setup', 'Creating login "%s"...'), $this->data['resourceConfig']['username']);
+            $db->addLogin($this->data['resourceConfig']['username'], $this->data['resourceConfig']['password']);
+        }
+
+        $username = $this->data['resourceConfig']['username'];
+        if ($db->checkPrivileges($this->data['privileges'], $this->data['tables'], $username)) {
+            $this->log(
+                mt('setup', 'Required privileges were already granted to login "%s".'),
+                $this->data['resourceConfig']['username']
+            );
+        } else {
+            $this->log(
+                mt('setup', 'Granting required privileges to login "%s"...'),
+                $this->data['resourceConfig']['username']
+            );
+            $db->grantPrivileges(
+                $this->data['privileges'],
+                $this->data['tables'],
+                $this->data['resourceConfig']['username']
+            );
+        }
+    }
+
+    protected function setupPgsqlDatabase(DbTool $db)
+    {
+        try {
+            $db->connectToDb();
+            $this->log(
+                mt('setup', 'Successfully connected to existing database "%s"...'),
+                $this->data['resourceConfig']['dbname']
+            );
+        } catch (PDOException $_) {
+            $db->connectToHost();
+            $this->log(mt('setup', 'Creating new database "%s"...'), $this->data['resourceConfig']['dbname']);
+            $db->exec(sprintf(
+                "CREATE DATABASE %s WITH ENCODING 'UTF-8'",
+                $db->quoteIdentifier($this->data['resourceConfig']['dbname'])
+            ));
+            $db->reconnect($this->data['resourceConfig']['dbname']);
+        }
+
+        if (array_search(reset($this->data['tables']), $db->listTables(), true) !== false) {
+            $this->log(mt('setup', 'Database schema already exists...'));
+        } else {
+            $this->log(mt('setup', 'Creating database schema...'));
+            $db->import($this->data['schemaPath'] . '/pgsql.schema.sql');
+        }
+
+        if ($db->hasLogin($this->data['resourceConfig']['username'])) {
+            $this->log(mt('setup', 'Login "%s" already exists...'), $this->data['resourceConfig']['username']);
+        } else {
+            $this->log(mt('setup', 'Creating login "%s"...'), $this->data['resourceConfig']['username']);
+            $db->addLogin($this->data['resourceConfig']['username'], $this->data['resourceConfig']['password']);
+        }
+
+        $username = $this->data['resourceConfig']['username'];
+        if ($db->checkPrivileges($this->data['privileges'], $this->data['tables'], $username)) {
+            $this->log(
+                mt('setup', 'Required privileges were already granted to login "%s".'),
+                $this->data['resourceConfig']['username']
+            );
+        } else {
+            $this->log(
+                mt('setup', 'Granting required privileges to login "%s"...'),
+                $this->data['resourceConfig']['username']
+            );
+            $db->grantPrivileges(
+                $this->data['privileges'],
+                $this->data['tables'],
+                $this->data['resourceConfig']['username']
+            );
+        }
+    }
+
+    public function getSummary()
+    {
+        $resourceConfig = $this->data['resourceConfig'];
+        if (isset($this->data['adminName'])) {
+            $resourceConfig['username'] = $this->data['adminName'];
+            if (isset($this->data['adminPassword'])) {
+                $resourceConfig['password'] = $this->data['adminPassword'];
+            }
+        }
+
+        $db = new DbTool($resourceConfig);
+
+        try {
+            $db->connectToDb();
+            if (array_search(reset($this->data['tables']), $db->listTables(), true) === false) {
+                if ($resourceConfig['username'] !== $this->data['resourceConfig']['username']) {
+                    $message = sprintf(
+                        mt(
+                            'setup',
+                            'The database user "%s" will be used to setup the missing schema required by Icinga'
+                            . ' Web 2 in database "%s" and to grant access to it to a new login called "%s".'
+                        ),
+                        $resourceConfig['username'],
+                        $resourceConfig['dbname'],
+                        $this->data['resourceConfig']['username']
+                    );
+                } else {
+                    $message = sprintf(
+                        mt(
+                            'setup',
+                            'The database user "%s" will be used to setup the missing'
+                            . ' schema required by Icinga Web 2 in database "%s".'
+                        ),
+                        $resourceConfig['username'],
+                        $resourceConfig['dbname']
+                    );
+                }
+            } else {
+                $message = sprintf(
+                    mt('setup', 'The database "%s" already seems to be fully set up. No action required.'),
+                    $resourceConfig['dbname']
+                );
+            }
+        } catch (PDOException $_) {
+            try {
+                $db->connectToHost();
+                if ($resourceConfig['username'] !== $this->data['resourceConfig']['username']) {
+                    if ($db->hasLogin($this->data['resourceConfig']['username'])) {
+                        $message = sprintf(
+                            mt(
+                                'setup',
+                                'The database user "%s" will be used to create the missing database'
+                                . ' "%s" with the schema required by Icinga Web 2 and to grant'
+                                . ' access to it to an existing login called "%s".'
+                            ),
+                            $resourceConfig['username'],
+                            $resourceConfig['dbname'],
+                            $this->data['resourceConfig']['username']
+                        );
+                    } else {
+                        $message = sprintf(
+                            mt(
+                                'setup',
+                                'The database user "%s" will be used to create the missing database'
+                                . ' "%s" with the schema required by Icinga Web 2 and to grant'
+                                . ' access to it to a new login called "%s".'
+                            ),
+                            $resourceConfig['username'],
+                            $resourceConfig['dbname'],
+                            $this->data['resourceConfig']['username']
+                        );
+                    }
+                } else {
+                    $message = sprintf(
+                        mt(
+                            'setup',
+                            'The database user "%s" will be used to create the missing'
+                            . ' database "%s" with the schema required by Icinga Web 2.'
+                        ),
+                        $resourceConfig['username'],
+                        $resourceConfig['dbname']
+                    );
+                }
+            } catch (Exception $_) {
+                $message = mt(
+                    'setup',
+                    'No connection to database host possible. You\'ll need to setup the'
+                    . ' database with the schema required by Icinga Web 2 manually.'
+                );
+            }
+        }
+
+        return '<h2>' . mt('setup', 'Database Setup', 'setup.page.title') . '</h2><p>' . $message . '</p>';
+    }
+
+    public function getReport()
+    {
+        if ($this->error === false) {
+            $report = $this->messages;
+            $report[] = mt('setup', 'The database has been fully set up!');
+            return $report;
+        } elseif ($this->error !== null) {
+            $report = $this->messages;
+            $report[] = mt('setup', 'Failed to fully setup the database. An error occured:');
+            $report[] = sprintf(mt('setup', 'ERROR: %s'), IcingaException::describe($this->error));
+            return $report;
+        }
+    }
+
+    protected function log()
+    {
+        $this->messages[] = call_user_func_array('sprintf', func_get_args());
+    }
+}
diff --git a/modules/setup/library/Setup/Steps/GeneralConfigStep.php b/modules/setup/library/Setup/Steps/GeneralConfigStep.php
new file mode 100644
index 0000000..5deb18d
--- /dev/null
+++ b/modules/setup/library/Setup/Steps/GeneralConfigStep.php
@@ -0,0 +1,133 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Steps;
+
+use Exception;
+use Icinga\Application\Logger;
+use Icinga\Application\Config;
+use Icinga\Exception\IcingaException;
+use Icinga\Module\Setup\Step;
+
+class GeneralConfigStep extends Step
+{
+    protected $data;
+
+    protected $error;
+
+    public function __construct(array $data)
+    {
+        $this->data = $data;
+    }
+
+    public function apply()
+    {
+        $config = array();
+        foreach ($this->data['generalConfig'] as $sectionAndPropertyName => $value) {
+            list($section, $property) = explode('_', $sectionAndPropertyName, 2);
+            $config[$section][$property] = $value;
+        }
+
+        $config['global']['config_resource'] = $this->data['resourceName'];
+
+        try {
+            Config::fromArray($config)
+                ->setConfigFile(Config::resolvePath('config.ini'))
+                ->saveIni();
+        } catch (Exception $e) {
+            $this->error = $e;
+            return false;
+        }
+
+        $this->error = false;
+        return true;
+    }
+
+    public function getSummary()
+    {
+        $pageTitle = '<h2>' . mt('setup', 'Application Configuration', 'setup.page.title') . '</h2>';
+        $generalTitle = '<h3>' . t('General', 'app.config') . '</h3>';
+        $loggingTitle = '<h3>' . t('Logging', 'app.config') . '</h3>';
+
+        $generalHtml = ''
+            . '<ul>'
+            . '<li>' . ($this->data['generalConfig']['global_show_stacktraces']
+                ? t('An exception\'s stacktrace is shown to every user by default.')
+                : t('An exception\'s stacktrace is hidden from every user by default.')
+            ) . '</li>'
+            . '<li>' . t('Preferences will be stored using a database.') . '</li>'
+            . '</ul>';
+
+        $type = $this->data['generalConfig']['logging_log'];
+        if ($type === 'none') {
+            $loggingHtml = '<p>' . mt('setup', 'Logging will be disabled.') . '</p>';
+        } else {
+            $level = $this->data['generalConfig']['logging_level'];
+
+            $typeDescription = null;
+            $typeSpecificHtml = null;
+            switch ($type) {
+                case 'php':
+                    $typeDescription = t('Webserver Log', 'app.config.logging.type');
+                    $typeSpecificHtml = '';
+                    break;
+
+                case 'syslog':
+                    $typeDescription = 'Syslog';
+                    $typeSpecificHtml = '<td><strong>' . t('Application Prefix') . '</strong></td>'
+                        . '<td>' . $this->data['generalConfig']['logging_application'] . '</td>';
+                    break;
+
+                case 'file':
+                    $typeDescription = t('File', 'app.config.logging.type');
+                    $typeSpecificHtml = '<td><strong>' . t('Filepath') . '</strong></td>'
+                        . '<td>' . $this->data['generalConfig']['logging_file'] . '</td>';
+                    break;
+            }
+
+            $loggingHtml = ''
+                . '<table>'
+                . '<tbody>'
+                . '<tr>'
+                . '<td><strong>' . t('Type', 'app.config.logging') . '</strong></td>'
+                . '<td>' . $typeDescription . '</td>'
+                . '</tr>'
+                . '<tr>'
+                . '<td><strong>' . t('Level', 'app.config.logging') . '</strong></td>'
+                . '<td>' . ($level === Logger::$levels[Logger::ERROR] ? t('Error', 'app.config.logging.level') : (
+                    $level === Logger::$levels[Logger::WARNING] ? t('Warning', 'app.config.logging.level') : (
+                        $level === Logger::$levels[Logger::INFO] ? t('Information', 'app.config.logging.level') : (
+                            t('Debug', 'app.config.logging.level')
+                        )
+                    )
+                )) . '</td>'
+                . '</tr>'
+                . '<tr>'
+                . $typeSpecificHtml
+                . '</tr>'
+                . '</tbody>'
+                . '</table>';
+        }
+
+        return $pageTitle . '<div class="topic">' . $generalTitle . $generalHtml . '</div>'
+            . '<div class="topic">' . $loggingTitle . $loggingHtml . '</div>';
+    }
+
+    public function getReport()
+    {
+        if ($this->error === false) {
+            return array(sprintf(
+                mt('setup', 'General configuration has been successfully written to: %s'),
+                Config::resolvePath('config.ini')
+            ));
+        } elseif ($this->error !== null) {
+            return array(
+                sprintf(
+                    mt('setup', 'General configuration could not be written to: %s. An error occured:'),
+                    Config::resolvePath('config.ini')
+                ),
+                sprintf(mt('setup', 'ERROR: %s'), IcingaException::describe($this->error))
+            );
+        }
+    }
+}
diff --git a/modules/setup/library/Setup/Steps/ResourceStep.php b/modules/setup/library/Setup/Steps/ResourceStep.php
new file mode 100644
index 0000000..d69d325
--- /dev/null
+++ b/modules/setup/library/Setup/Steps/ResourceStep.php
@@ -0,0 +1,201 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Steps;
+
+use Exception;
+use Icinga\Application\Config;
+use Icinga\Exception\IcingaException;
+use Icinga\Module\Setup\Step;
+
+class ResourceStep extends Step
+{
+    protected $data;
+
+    protected $error;
+
+    public function __construct(array $data)
+    {
+        $this->data = $data;
+    }
+
+    public function apply()
+    {
+        $resourceConfig = array();
+        if (isset($this->data['dbResourceConfig'])) {
+            $dbConfig = $this->data['dbResourceConfig'];
+            $resourceName = $dbConfig['name'];
+            unset($dbConfig['name']);
+            $resourceConfig[$resourceName] = $dbConfig;
+        }
+
+        if (isset($this->data['ldapResourceConfig'])) {
+            $ldapConfig = $this->data['ldapResourceConfig'];
+            $resourceName = $ldapConfig['name'];
+            unset($ldapConfig['name']);
+            $resourceConfig[$resourceName] = $ldapConfig;
+        }
+
+        try {
+            Config::fromArray($resourceConfig)
+                ->setConfigFile(Config::resolvePath('resources.ini'))
+                ->saveIni();
+        } catch (Exception $e) {
+            $this->error = $e;
+            return false;
+        }
+
+        $this->error = false;
+        return true;
+    }
+
+    public function getSummary()
+    {
+        if (isset($this->data['dbResourceConfig']) && isset($this->data['ldapResourceConfig'])) {
+            $pageTitle = '<h2>' . mt('setup', 'Resources', 'setup.page.title') . '</h2>';
+        } else {
+            $pageTitle = '<h2>' . mt('setup', 'Resource', 'setup.page.title') . '</h2>';
+        }
+
+        $dbHtml = null;
+        if (isset($this->data['dbResourceConfig'])) {
+            $dbTitle = '<h3>' . mt('setup', 'Database', 'setup.page.title') . '</h3>';
+            $dbHtml = ''
+                . '<table>'
+                . '<tbody>'
+                . '<tr>'
+                . '<td><strong>' . t('Resource Name') . '</strong></td>'
+                . '<td>' . $this->data['dbResourceConfig']['name'] . '</td>'
+                . '</tr>'
+                . '<tr>'
+                . '<td><strong>' . t('Database Type') . '</strong></td>'
+                . '<td>' . $this->data['dbResourceConfig']['db'] . '</td>'
+                . '</tr>'
+                . '<tr>'
+                . '<td><strong>' . t('Host') . '</strong></td>'
+                . '<td>' . $this->data['dbResourceConfig']['host'] . '</td>'
+                . '</tr>'
+                . '<tr>'
+                . '<td><strong>' . t('Port') . '</strong></td>'
+                . '<td>' . $this->data['dbResourceConfig']['port'] . '</td>'
+                . '</tr>'
+                . '<tr>'
+                . '<td><strong>' . t('Database Name') . '</strong></td>'
+                . '<td>' . $this->data['dbResourceConfig']['dbname'] . '</td>'
+                . '</tr>'
+                . '<tr>'
+                . '<td><strong>' . t('Username') . '</strong></td>'
+                . '<td>' . $this->data['dbResourceConfig']['username'] . '</td>'
+                . '</tr>'
+                . '<tr>'
+                . '<td><strong>' . t('Password') . '</strong></td>'
+                . '<td>' . str_repeat('*', strlen($this->data['dbResourceConfig']['password'])) . '</td>'
+                . '</tr>';
+
+            if (defined('\PDO::MYSQL_ATTR_SSL_VERIFY_SERVER_CERT')
+                && isset($this->data['resourceConfig']['ssl_do_not_verify_server_cert'])
+                && $this->data['resourceConfig']['ssl_do_not_verify_server_cert']
+            ) {
+                $dbHtml .= ''
+                    . '<tr>'
+                    . '<td><strong>' . t('SSL Do Not Verify Server Certificate') . '</strong></td>'
+                    . '<td>' . $this->data['resourceConfig']['ssl_do_not_verify_server_cert'] . '</td>'
+                    . '</tr>';
+            }
+            if (isset($this->data['dbResourceConfig']['ssl_key']) && $this->data['dbResourceConfig']['ssl_key']) {
+                $dbHtml .= ''
+                    .'<tr>'
+                    . '<td><strong>' . t('SSL Key') . '</strong></td>'
+                    . '<td>' . $this->data['dbResourceConfig']['ssl_key'] . '</td>'
+                    . '</tr>';
+            }
+            if (isset($this->data['dbResourceConfig']['ssl_cert']) && $this->data['dbResourceConfig']['ssl_cert']) {
+                $dbHtml .= ''
+                    . '<tr>'
+                    . '<td><strong>' . t('SSL Cert') . '</strong></td>'
+                    . '<td>' . $this->data['dbResourceConfig']['ssl_cert'] . '</td>'
+                    . '</tr>';
+            }
+            if (isset($this->data['dbResourceConfig']['ssl_ca']) && $this->data['dbResourceConfig']['ssl_ca']) {
+                $dbHtml .= ''
+                    . '<tr>'
+                    . '<td><strong>' . t('CA') . '</strong></td>'
+                    . '<td>' . $this->data['dbResourceConfig']['ssl_ca'] . '</td>'
+                    . '</tr>';
+            }
+            if (isset($this->data['dbResourceConfig']['ssl_capath']) && $this->data['dbResourceConfig']['ssl_capath']) {
+                $dbHtml .= ''
+                    . '<tr>'
+                    . '<td><strong>' . t('CA Path') . '</strong></td>'
+                    . '<td>' . $this->data['dbResourceConfig']['ssl_capath'] . '</td>'
+                    . '</tr>';
+            }
+            if (isset($this->data['dbResourceConfig']['ssl_cipher']) && $this->data['dbResourceConfig']['ssl_cipher']) {
+                $dbHtml .= ''
+                    . '<tr>'
+                    . '<td><strong>' . t('Cipher') . '</strong></td>'
+                    . '<td>' . $this->data['dbResourceConfig']['ssl_cipher'] . '</td>'
+                    . '</tr>';
+            }
+
+            $dbHtml .= ''
+                . '</tbody>'
+                . '</table>';
+        }
+
+        $ldapHtml = null;
+        if (isset($this->data['ldapResourceConfig'])) {
+            $ldapTitle = '<h3>LDAP</h3>';
+            $ldapHtml = ''
+                . '<table>'
+                . '<tbody>'
+                . '<tr>'
+                . '<td><strong>' . t('Resource Name') . '</strong></td>'
+                . '<td>' . $this->data['ldapResourceConfig']['name'] . '</td>'
+                . '</tr>'
+                . '<tr>'
+                . '<td><strong>' . t('Host') . '</strong></td>'
+                . '<td>' . $this->data['ldapResourceConfig']['hostname'] . '</td>'
+                . '</tr>'
+                . '<tr>'
+                . '<td><strong>' . t('Port') . '</strong></td>'
+                . '<td>' . $this->data['ldapResourceConfig']['port'] . '</td>'
+                . '</tr>'
+                . '<tr>'
+                . '<td><strong>' . t('Root DN') . '</strong></td>'
+                . '<td>' . $this->data['ldapResourceConfig']['root_dn'] . '</td>'
+                . '</tr>'
+                . '<tr>'
+                . '<td><strong>' . t('Bind DN') . '</strong></td>'
+                . '<td>' . $this->data['ldapResourceConfig']['bind_dn'] . '</td>'
+                . '</tr>'
+                . '<tr>'
+                . '<td><strong>' . t('Bind Password') . '</strong></td>'
+                . '<td>' . str_repeat('*', strlen($this->data['ldapResourceConfig']['bind_pw'])) . '</td>'
+                . '</tr>'
+                . '</tbody>'
+                . '</table>';
+        }
+
+        return $pageTitle . (isset($dbTitle) ? '<div class="topic">' . $dbTitle . $dbHtml . '</div>' : '')
+            . (isset($ldapTitle) ? '<div class="topic">' . $ldapTitle . $ldapHtml . '</div>' : '');
+    }
+
+    public function getReport()
+    {
+        if ($this->error === false) {
+            return array(sprintf(
+                mt('setup', 'Resource configuration has been successfully written to: %s'),
+                Config::resolvePath('resources.ini')
+            ));
+        } elseif ($this->error !== null) {
+            return array(
+                sprintf(
+                    mt('setup', 'Resource configuration could not be written to: %s. An error occured:'),
+                    Config::resolvePath('resources.ini')
+                ),
+                sprintf(mt('setup', 'ERROR: %s'), IcingaException::describe($this->error))
+            );
+        }
+    }
+}
diff --git a/modules/setup/library/Setup/Steps/UserGroupStep.php b/modules/setup/library/Setup/Steps/UserGroupStep.php
new file mode 100644
index 0000000..4aab676
--- /dev/null
+++ b/modules/setup/library/Setup/Steps/UserGroupStep.php
@@ -0,0 +1,213 @@
+<?php
+/* Icinga Web 2 | (c) 2015 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Steps;
+
+use Exception;
+use Icinga\Application\Config;
+use Icinga\Authentication\UserGroup\DbUserGroupBackend;
+use Icinga\Data\ConfigObject;
+use Icinga\Data\ResourceFactory;
+use Icinga\Exception\IcingaException;
+use Icinga\Module\Setup\Step;
+
+class UserGroupStep extends Step
+{
+    protected $data;
+
+    protected $groupError;
+
+    protected $memberError;
+
+    protected $groupIniError;
+
+    public function __construct(array $data)
+    {
+        $this->data = $data;
+    }
+
+    public function apply()
+    {
+        $success = $this->createGroupsIni();
+        if (isset($this->data['resourceConfig'])) {
+            $success &= $this->createUserGroup();
+            if ($success) {
+                $success &= $this->createMembership();
+            }
+        }
+
+        return $success;
+    }
+
+    protected function createGroupsIni()
+    {
+        $config = array();
+        if (isset($this->data['groupConfig'])) {
+            $backendConfig = $this->data['groupConfig'];
+            $backendName = $backendConfig['name'];
+            unset($backendConfig['name']);
+            $config[$backendName] = $backendConfig;
+        } else {
+            $backendConfig = array(
+                'backend'   => $this->data['backendConfig']['backend'], // "db" or "msldap"
+                'resource'  => $this->data['resourceName']
+            );
+
+            if ($backendConfig['backend'] === 'msldap') {
+                $backendConfig['user_backend'] = $this->data['backendConfig']['name'];
+            }
+
+            $config[$this->data['backendConfig']['name']] = $backendConfig;
+        }
+
+        try {
+            Config::fromArray($config)
+                ->setConfigFile(Config::resolvePath('groups.ini'))
+                ->saveIni();
+        } catch (Exception $e) {
+            $this->groupIniError = $e;
+            return false;
+        }
+
+        $this->groupIniError = false;
+        return true;
+    }
+
+    protected function createUserGroup()
+    {
+        try {
+            $backend = new DbUserGroupBackend(
+                ResourceFactory::createResource(new ConfigObject($this->data['resourceConfig']))
+            );
+
+            $groupName = mt('setup', 'Administrators', 'setup.role.name');
+            if ($backend->select()->where('group_name', $groupName)->count() === 0) {
+                $backend->insert('group', array(
+                    'group_name'    => $groupName
+                ));
+                $this->groupError = false;
+            }
+        } catch (Exception $e) {
+            $this->groupError = $e;
+            return false;
+        }
+
+        return true;
+    }
+
+    protected function createMembership()
+    {
+        try {
+            $backend = new DbUserGroupBackend(
+                ResourceFactory::createResource(new ConfigObject($this->data['resourceConfig']))
+            );
+
+            $groupName = mt('setup', 'Administrators', 'setup.role.name');
+            $userName = $this->data['username'];
+            if ($backend
+                ->select()
+                ->from('group_membership')
+                ->where('group_name', $groupName)
+                ->where('user_name', $userName)
+                ->count() === 0
+            ) {
+                $backend->insert('group_membership', array(
+                    'group_name'    => $groupName,
+                    'user_name'     => $userName
+                ));
+                $this->memberError = false;
+            }
+        } catch (Exception $e) {
+            $this->memberError = $e;
+            return false;
+        }
+
+        return true;
+    }
+
+    public function getSummary()
+    {
+        if (! isset($this->data['groupConfig'])) {
+            return; // It's not necessary to show the user something he didn't configure..
+        }
+
+        $pageTitle = '<h2>' . mt('setup', 'User Groups', 'setup.page.title') . '</h2>';
+        $backendTitle = '<h3>' . mt('setup', 'User Group Backend', 'setup.page.title') . '</h3>';
+
+        $backendHtml = ''
+            . '<table>'
+            . '<tbody>'
+            . '<tr>'
+            . '<td><strong>' . t('Backend Name') . '</strong></td>'
+            . '<td>' . $this->data['groupConfig']['name'] . '</td>'
+            . '</tr>'
+            . '<tr>'
+            . '<td><strong>' . mt('setup', 'Group Object Class') . '</strong></td>'
+            . '<td>' . $this->data['groupConfig']['group_class'] . '</td>'
+            . '</tr>'
+            . '<tr>'
+            . '<td><strong>' . mt('setup', 'Custom Filter') . '</strong></td>'
+            . '<td>' . (trim($this->data['groupConfig']['group_filter']) ?: t('None', 'auth.ldap.filter')) . '</td>'
+            . '</tr>'
+            . '<tr>'
+            . '<td><strong>' . mt('setup', 'Group Name Attribute') . '</strong></td>'
+            . '<td>' . $this->data['groupConfig']['group_name_attribute'] . '</td>'
+            . '</tr>'
+            . '<tr>'
+            . '<td><strong>' . mt('setup', 'Group Member Attribute') . '</strong></td>'
+            . '<td>' . $this->data['groupConfig']['group_member_attribute'] . '</td>'
+            . '</tr>'
+            . '</tbody>'
+            . '</table>';
+
+        return $pageTitle . '<div class="topic">' . $backendTitle . $backendHtml . '</div>';
+    }
+
+    public function getReport()
+    {
+        $report = array();
+
+        if ($this->groupIniError === false) {
+            $report[] = sprintf(
+                mt('setup', 'User Group Backend configuration has been successfully written to: %s'),
+                Config::resolvePath('groups.ini')
+            );
+        } elseif ($this->groupIniError !== null) {
+            $report[] = sprintf(
+                mt('setup', 'User Group Backend configuration could not be written to: %s. An error occured:'),
+                Config::resolvePath('groups.ini')
+            );
+            $report[] = sprintf(mt('setup', 'ERROR: %s'), IcingaException::describe($this->groupIniError));
+        }
+
+        if ($this->groupError === false) {
+            $report[] = sprintf(
+                mt('setup', 'User Group "%s" has been successfully created.'),
+                mt('setup', 'Administrators', 'setup.role.name')
+            );
+        } elseif ($this->groupError !== null) {
+            $report[] = sprintf(
+                mt('setup', 'Unable to create user group "%s". An error occured:'),
+                mt('setup', 'Administrators', 'setup.role.name')
+            );
+            $report[] = sprintf(mt('setup', 'ERROR: %s'), IcingaException::describe($this->groupError));
+        }
+
+        if ($this->memberError === false) {
+            $report[] = sprintf(
+                mt('setup', 'Account "%s" has been successfully added as member to user group "%s".'),
+                $this->data['username'],
+                mt('setup', 'Administrators', 'setup.role.name')
+            );
+        } elseif ($this->memberError !== null) {
+            $report[] = sprintf(
+                mt('setup', 'Unable to add account "%s" as member to user group "%s". An error occured:'),
+                $this->data['username'],
+                mt('setup', 'Administrators', 'setup.role.name')
+            );
+            $report[] = sprintf(mt('setup', 'ERROR: %s'), IcingaException::describe($this->memberError));
+        }
+
+        return $report;
+    }
+}
diff --git a/modules/setup/library/Setup/Utils/DbTool.php b/modules/setup/library/Setup/Utils/DbTool.php
new file mode 100644
index 0000000..7578462
--- /dev/null
+++ b/modules/setup/library/Setup/Utils/DbTool.php
@@ -0,0 +1,950 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Utils;
+
+use PDO;
+use PDOException;
+use LogicException;
+use Zend_Db_Adapter_Pdo_Abstract;
+use Zend_Db_Adapter_Pdo_Mysql;
+use Zend_Db_Adapter_Pdo_Pgsql;
+use Icinga\Util\File;
+use Icinga\Exception\ConfigurationError;
+
+/**
+ * Utility class to ease working with databases when setting up Icinga Web 2 or one of its modules
+ */
+class DbTool
+{
+    /**
+     * The PDO database connection
+     *
+     * @var PDO
+     */
+    protected $pdoConn;
+
+    /**
+     * The Zend database adapter
+     *
+     * @var Zend_Db_Adapter_Pdo_Abstract
+     */
+    protected $zendConn;
+
+    /**
+     * The resource configuration
+     *
+     * @var array
+     */
+    protected $config;
+
+    /**
+     * Whether we are connected to the database from the resource configuration
+     *
+     * @var bool
+     */
+    protected $dbFromConfig = false;
+
+    /**
+     * GRANT privilege level identifiers
+     */
+    const GLOBAL_LEVEL = 1;
+    const PROCEDURE_LEVEL = 2;
+    const DATABASE_LEVEL = 4;
+    const TABLE_LEVEL = 8;
+    const COLUMN_LEVEL = 16;
+    const FUNCTION_LEVEL = 32;
+
+    /**
+     * All MySQL GRANT privileges with their respective level identifiers
+     *
+     * @var array
+     */
+    protected $mysqlGrantContexts = array(
+        'ALL'                       => 31,
+        'ALL PRIVILEGES'            => 31,
+        'ALTER'                     => 13,
+        'ALTER ROUTINE'             => 7,
+        'CREATE'                    => 13,
+        'CREATE ROUTINE'            => 5,
+        'CREATE TEMPORARY TABLES'   => 5,
+        'CREATE USER'               => 1,
+        'CREATE VIEW'               => 13,
+        'DELETE'                    => 13,
+        'DROP'                      => 13,
+        'EXECUTE'                   => 5, // MySQL reference states this also supports database level, 5.1.73 not though
+        'FILE'                      => 1,
+        'GRANT OPTION'              => 15,
+        'INDEX'                     => 13,
+        'INSERT'                    => 29,
+        'LOCK TABLES'               => 5,
+        'PROCESS'                   => 1,
+        'REFERENCES'                => 12,
+        'RELOAD'                    => 1,
+        'REPLICATION CLIENT'        => 1,
+        'REPLICATION SLAVE'         => 1,
+        'SELECT'                    => 29,
+        'SHOW DATABASES'            => 1,
+        'SHOW VIEW'                 => 13,
+        'SHUTDOWN'                  => 1,
+        'SUPER'                     => 1,
+        'UPDATE'                    => 29
+    );
+
+    /**
+     * All PostgreSQL GRANT privileges with their respective level identifiers
+     *
+     * @var array
+     */
+    protected $pgsqlGrantContexts = array(
+        'ALL'               => 63,
+        'ALL PRIVILEGES'    => 63,
+        'CREATE'            => 13,
+        'CONNECT'           => 4,
+        'TEMPORARY'         => 4,
+        'TEMP'              => 4,
+        'EXECUTE'           => 32,
+        'USAGE'             => 33,
+        'CREATEROLE'        => 1
+    );
+
+    /**
+     * Create a new DbTool
+     *
+     * @param   array   $config     The resource configuration to use
+     */
+    public function __construct(array $config)
+    {
+        if (! isset($config['port'])) {
+            // TODO: This is not quite correct, but works as it previously did. Previously empty values were not
+            //       transformed no NULL (now they are) so if the port is now null, it's been the empty string.
+            $config['port'] = '';
+        }
+
+        $this->config = $config;
+    }
+
+    /**
+     * Connect to the server
+     *
+     * @return  $this
+     */
+    public function connectToHost()
+    {
+        $this->assertHostAccess();
+
+        if ($this->config['db'] == 'pgsql') {
+            // PostgreSQL requires us to specify a database on each connection and will use
+            // the current user name as default database in cases none is provided. If
+            // that database doesn't exist (which might be the case here) it will error.
+            // Therefore, we specify the maintenance database 'postgres' as database, which
+            // is most probably present and public. (http://stackoverflow.com/q/4483139)
+            $this->connect('postgres');
+        } else {
+            $this->connect();
+        }
+
+        return $this;
+    }
+
+    /**
+     * Connect to the database
+     *
+     * @return  $this
+     */
+    public function connectToDb()
+    {
+        $this->assertHostAccess();
+        $this->assertDatabaseAccess();
+        $this->connect($this->config['dbname']);
+        return $this;
+    }
+
+    /**
+     * Assert that all configuration values exist that are required to connect to a server
+     *
+     * @throws  ConfigurationError
+     */
+    protected function assertHostAccess()
+    {
+        if (! isset($this->config['db'])) {
+            throw new ConfigurationError('Can\'t connect to database server of unknown type');
+        } elseif (! isset($this->config['host'])) {
+            throw new ConfigurationError('Can\'t connect to database server without a hostname or address');
+        } elseif (! isset($this->config['port'])) {
+            throw new ConfigurationError('Can\'t connect to database server without a port');
+        } elseif (! isset($this->config['username'])) {
+            throw new ConfigurationError('Can\'t connect to database server without a username');
+        } elseif (! isset($this->config['password'])) {
+            throw new ConfigurationError('Can\'t connect to database server without a password');
+        }
+    }
+
+    /**
+     * Assert that all configuration values exist that are required to connect to a database
+     *
+     * @throws  ConfigurationError
+     */
+    protected function assertDatabaseAccess()
+    {
+        if (! isset($this->config['dbname'])) {
+            throw new ConfigurationError('Can\'t connect to database without a valid database name');
+        }
+    }
+
+    /**
+     * Assert that a connection with a database has been established
+     *
+     * @throws  LogicException
+     */
+    protected function assertConnectedToDb()
+    {
+        if ($this->zendConn === null) {
+            throw new LogicException('Not connected to database');
+        }
+    }
+
+    /**
+     * Return whether a connection with the server has been established
+     *
+     * @return  bool
+     */
+    public function isConnected()
+    {
+        return $this->pdoConn !== null;
+    }
+
+    /**
+     * Establish a connection with the database or just the server by omitting the database name
+     *
+     * @param   string  $dbname     The name of the database to connect to
+     */
+    public function connect($dbname = null)
+    {
+        $this->pdoConnect($dbname);
+        if ($dbname !== null) {
+            $this->zendConnect($dbname);
+            $this->dbFromConfig = $dbname === $this->config['dbname'];
+        }
+    }
+
+    /**
+     * Reestablish a connection with the database or just the server by omitting the database name
+     *
+     * @param   string  $dbname     The name of the database to connect to
+     */
+    public function reconnect($dbname = null)
+    {
+        $this->pdoConn = null;
+        $this->zendConn = null;
+        $this->connect($dbname);
+    }
+
+    /**
+     * Initialize Zend database adapter
+     *
+     * @param   string  $dbname     The name of the database to connect with
+     *
+     * @throws  ConfigurationError  In case the resource type is not a supported PDO driver name
+     */
+    private function zendConnect($dbname)
+    {
+        if ($this->zendConn !== null) {
+            return;
+        }
+
+        $config = array(
+            'dbname'    => $dbname,
+            'host'      => $this->config['host'],
+            'port'      => $this->config['port'],
+            'username'  => $this->config['username'],
+            'password'  => $this->config['password']
+        );
+
+        if ($this->config['db'] === 'mysql') {
+            if (isset($this->config['use_ssl']) && $this->config['use_ssl']) {
+                $this->config['driver_options'] = array();
+                # The presence of these keys as empty strings or null cause non-ssl connections to fail
+                if ($this->config['ssl_key']) {
+                    $config['driver_options'][PDO::MYSQL_ATTR_SSL_KEY] = $this->config['ssl_key'];
+                }
+                if ($this->config['ssl_cert']) {
+                    $config['driver_options'][PDO::MYSQL_ATTR_SSL_CERT] = $this->config['ssl_cert'];
+                }
+                if ($this->config['ssl_ca']) {
+                    $config['driver_options'][PDO::MYSQL_ATTR_SSL_CA] = $this->config['ssl_ca'];
+                }
+                if ($this->config['ssl_capath']) {
+                    $config['driver_options'][PDO::MYSQL_ATTR_SSL_CAPATH] = $this->config['ssl_capath'];
+                }
+                if ($this->config['ssl_cipher']) {
+                    $config['driver_options'][PDO::MYSQL_ATTR_SSL_CIPHER] = $this->config['ssl_cipher'];
+                }
+                if (defined('PDO::MYSQL_ATTR_SSL_VERIFY_SERVER_CERT')
+                    && $this->config['ssl_do_not_verify_server_cert']
+                ) {
+                    $config['driver_options'][PDO::MYSQL_ATTR_SSL_VERIFY_SERVER_CERT] = false;
+                }
+            }
+            $this->zendConn = new Zend_Db_Adapter_Pdo_Mysql($config);
+        } elseif ($this->config['db'] === 'pgsql') {
+            $this->zendConn = new Zend_Db_Adapter_Pdo_Pgsql($config);
+        } else {
+            throw new ConfigurationError(
+                'Failed to connect to database. Unsupported PDO driver "%s"',
+                $this->config['db']
+            );
+        }
+
+        $this->zendConn->getConnection(); // Force connection attempt
+    }
+
+    /**
+     * Initialize PDO connection
+     *
+     * @param   string  $dbname     The name of the database to connect with
+     */
+    private function pdoConnect($dbname)
+    {
+        if ($this->pdoConn !== null) {
+            return;
+        }
+
+        $driverOptions = array(
+            PDO::ATTR_TIMEOUT => 1,
+            PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION
+        );
+
+        if ($this->config['db'] === 'mysql'
+            && isset($this->config['use_ssl'])
+            && $this->config['use_ssl']
+        ) {
+            # The presence of these keys as empty strings or null cause non-ssl connections to fail
+            if ($this->config['ssl_key']) {
+                $driverOptions[PDO::MYSQL_ATTR_SSL_KEY] = $this->config['ssl_key'];
+            }
+            if ($this->config['ssl_cert']) {
+                $driverOptions[PDO::MYSQL_ATTR_SSL_CERT] = $this->config['ssl_cert'];
+            }
+            if ($this->config['ssl_ca']) {
+                $driverOptions[PDO::MYSQL_ATTR_SSL_CA] = $this->config['ssl_ca'];
+            }
+            if ($this->config['ssl_capath']) {
+                $driverOptions[PDO::MYSQL_ATTR_SSL_CAPATH] = $this->config['ssl_capath'];
+            }
+            if ($this->config['ssl_cipher']) {
+                $driverOptions[PDO::MYSQL_ATTR_SSL_CIPHER] = $this->config['ssl_cipher'];
+            }
+            if (defined('PDO::MYSQL_ATTR_SSL_VERIFY_SERVER_CERT')
+                && $this->config['ssl_do_not_verify_server_cert']
+            ) {
+                $driverOptions[PDO::MYSQL_ATTR_SSL_VERIFY_SERVER_CERT] = false;
+            }
+        }
+
+        $this->pdoConn = new PDO(
+            $this->buildDsn($this->config['db'], $dbname),
+            $this->config['username'],
+            $this->config['password'],
+            $driverOptions
+        );
+    }
+
+    /**
+     * Return a datasource name for the given database type and name
+     *
+     * @param   string      $dbtype
+     * @param   string      $dbname
+     *
+     * @return  string
+     *
+     * @throws  ConfigurationError      In case the passed database type is not supported
+     */
+    protected function buildDsn($dbtype, $dbname = null)
+    {
+        if ($dbtype === 'mysql') {
+            return 'mysql:host=' . $this->config['host'] . ';port=' . $this->config['port']
+                . ($dbname !== null ? ';dbname=' . $dbname : '');
+        } elseif ($dbtype === 'pgsql') {
+            return 'pgsql:host=' . $this->config['host'] . ';port=' . $this->config['port']
+                . ($dbname !== null ? ';dbname=' . $dbname : '');
+        } else {
+            throw new ConfigurationError(
+                'Failed to build data source name. Unsupported PDO driver "%s"',
+                $dbtype
+            );
+        }
+    }
+
+    /**
+     * Try to connect to the server and throw an exception if this fails
+     *
+     * @throws  PDOException    In case an error occurs that does not indicate that authentication failed
+     */
+    public function checkConnectivity()
+    {
+        try {
+            $this->connectToHost();
+        } catch (PDOException $e) {
+            if ($this->config['db'] === 'mysql') {
+                $code = $e->getCode();
+                /*
+                 * 1040 .. Too many connections
+                 * 1045 .. Access denied for user '%s'@'%s' (using password: %s)
+                 * 1698 .. Access denied for user '%s'@'%s'
+                 */
+                if ($code !== 1040 && $code !== 1045 && $code !== 1698) {
+                    throw $e;
+                }
+            } elseif ($this->config['db'] === 'pgsql') {
+                if (strpos($e->getMessage(), $this->config['username']) === false) {
+                    throw $e;
+                }
+            }
+        }
+    }
+
+    /**
+     * Return the given identifier escaped with backticks
+     *
+     * @param   string  $identifier     The identifier to escape
+     *
+     * @return  string
+     *
+     * @throws  LogicException          In case there is no behaviour implemented for the current PDO driver
+     */
+    public function quoteIdentifier($identifier)
+    {
+        if ($this->config['db'] === 'mysql') {
+            return '`' . str_replace('`', '``', $identifier) . '`';
+        } elseif ($this->config['db'] === 'pgsql') {
+            return '"' . str_replace('"', '""', $identifier) . '"';
+        } else {
+            throw new LogicException('Unable to quote identifier.');
+        }
+    }
+
+    /**
+     * Return the given table name with all wildcards being escaped
+     *
+     * @param   string  $tableName
+     *
+     * @return  string
+     *
+     * @throws  LogicException          In case there is no behaviour implemented for the current PDO driver
+     */
+    public function escapeTableWildcards($tableName)
+    {
+        if ($this->config['db'] === 'mysql') {
+            return str_replace(array('_', '%'), array('\_', '\%'), $tableName);
+        }
+
+        throw new LogicException('Unable to escape table wildcards.');
+    }
+
+    /**
+     * Return the given value escaped as string
+     *
+     * @param   mixed  $value       The value to escape
+     *
+     * @return  string
+     *
+     * @throws  LogicException      In case there is no behaviour implemented for the current PDO driver
+     */
+    public function quote($value)
+    {
+        $quoted = $this->pdoConn->quote($value);
+        if ($quoted === false) {
+            throw new LogicException(sprintf('Unable to quote value: %s', $value));
+        }
+
+        return $quoted;
+    }
+
+    /**
+     * Execute a SQL statement and return the affected row count
+     *
+     * Use $params to use a prepared statement.
+     *
+     * @param   string  $statement  The statement to execute
+     * @param   array   $params     The params to bind
+     *
+     * @return  int
+     */
+    public function exec($statement, $params = array())
+    {
+        if (empty($params)) {
+            return $this->pdoConn->exec($statement);
+        }
+
+        $stmt = $this->pdoConn->prepare($statement);
+        $stmt->execute($params);
+        return $stmt->rowCount();
+    }
+
+    /**
+     * Execute a SQL statement and return the result
+     *
+     * Use $params to use a prepared statement.
+     *
+     * @param   string  $statement  The statement to execute
+     * @param   array   $params     The params to bind
+     *
+     * @return  mixed
+     */
+    public function query($statement, $params = array())
+    {
+        if ($this->zendConn !== null) {
+            return $this->zendConn->query($statement, $params);
+        }
+
+        if (empty($params)) {
+            return $this->pdoConn->query($statement);
+        }
+
+        $stmt = $this->pdoConn->prepare($statement);
+        $stmt->execute($params);
+        return $stmt;
+    }
+
+    /**
+     * Return the version of the server currently connected to
+     *
+     * @return  string|null
+     */
+    public function getServerVersion()
+    {
+        if ($this->config['db'] === 'mysql') {
+            return $this->query('show variables like "version"')->fetchColumn(1) ?: null;
+        } elseif ($this->config['db'] === 'pgsql') {
+            return $this->query('show server_version')->fetchColumn() ?: null;
+        } else {
+            throw new LogicException(
+                sprintf('Unable to fetch the server\'s version. Unsupported PDO driver "%s"', $this->config['db'])
+            );
+        }
+    }
+
+    /**
+     * Import the given SQL file
+     *
+     * @param   string  $filepath   The file to import
+     */
+    public function import($filepath)
+    {
+        $file = new File($filepath);
+        $content = join(PHP_EOL, iterator_to_array($file)); // There is no fread() before PHP 5.5 :(
+
+        foreach (preg_split('@;(?! \\\\)@', $content) as $statement) {
+            if (($statement = trim($statement)) !== '') {
+                $this->exec($statement);
+            }
+        }
+    }
+
+    /**
+     * Return whether the given privileges were granted
+     *
+     * @param   array   $privileges     An array of strings with the required privilege names
+     * @param   array   $context        An array describing the context for which the given privileges need to apply.
+     *                                  Only one or more table names are currently supported
+     * @param   string  $username       The login name for which to check the privileges,
+     *                                  if NULL the current login is used
+     *
+     * @return  ?bool
+     */
+    public function checkPrivileges(array $privileges, array $context = null, $username = null)
+    {
+        if ($this->config['db'] === 'mysql') {
+            return $this->checkMysqlPrivileges($privileges, false, $context, $username);
+        } elseif ($this->config['db'] === 'pgsql') {
+            return $this->checkPgsqlPrivileges($privileges, false, $context, $username);
+        }
+    }
+
+    /**
+     * Return whether the given privileges are grantable to other users
+     *
+     * @param   array   $privileges     The privileges that should be grantable
+     *
+     * @return  ?bool
+     */
+    public function isGrantable($privileges)
+    {
+        if ($this->config['db'] === 'mysql') {
+            return $this->checkMysqlPrivileges($privileges, true);
+        } elseif ($this->config['db'] === 'pgsql') {
+            return $this->checkPgsqlPrivileges($privileges, true);
+        }
+    }
+
+    /**
+     * Grant all given privileges to the given user
+     *
+     * @param   array   $privileges     The privilege names to grant
+     * @param   array   $context        An array describing the context for which the given privileges need to apply.
+     *                                  Only one or more table names are currently supported
+     * @param   string  $username       The username to grant the privileges to
+     */
+    public function grantPrivileges(array $privileges, array $context, $username)
+    {
+        if ($this->config['db'] === 'mysql') {
+            list($_, $host) = explode('@', $this->query('select current_user()')->fetchColumn());
+            $quotedDbName = $this->quoteIdentifier($this->config['dbname']);
+
+            $grant = 'GRANT %s';
+            $on = ' ON %s.%s';
+            $to = sprintf(
+                ' TO %s@%s',
+                $this->quoteIdentifier($username),
+                $this->quoteIdentifier($host)
+            );
+
+            $dbPrivileges = array();
+            $tablePrivileges = array();
+            foreach (array_intersect($privileges, array_keys($this->mysqlGrantContexts)) as $privilege) {
+                if (! empty($context) && $this->mysqlGrantContexts[$privilege] & static::TABLE_LEVEL) {
+                    $tablePrivileges[] = $privilege;
+                } elseif ($this->mysqlGrantContexts[$privilege] & static::DATABASE_LEVEL) {
+                    $dbPrivileges[] = $privilege;
+                }
+            }
+
+            if (! empty($tablePrivileges)) {
+                $tableGrant = sprintf($grant, join(',', $tablePrivileges));
+                foreach ($context as $table) {
+                    $this->exec($tableGrant . sprintf($on, $quotedDbName, $this->quoteIdentifier($table)) . $to);
+                }
+            }
+
+            if (! empty($dbPrivileges)) {
+                $this->exec(
+                    sprintf($grant, join(',', $dbPrivileges))
+                    . sprintf($on, $this->escapeTableWildcards($quotedDbName), '*')
+                    . $to
+                );
+            }
+        } elseif ($this->config['db'] === 'pgsql') {
+            $dbPrivileges = array();
+            $schemaPrivileges = [];
+            foreach (array_intersect($privileges, array_keys($this->pgsqlGrantContexts)) as $privilege) {
+                if ($this->pgsqlGrantContexts[$privilege] & static::DATABASE_LEVEL) {
+                    $dbPrivileges[] = $privilege;
+                }
+
+                if ($this->pgsqlGrantContexts[$privilege] & static::GLOBAL_LEVEL) {
+                    $schemaPrivileges[] = $privilege;
+                }
+            }
+
+            if (! empty($schemaPrivileges)) {
+                // Allow the user to create,alter and use all attribute types in schema public
+                // such as creating and dropping custom data types (boolenum)
+                $this->exec(sprintf('GRANT %s ON SCHEMA public TO %s', implode(',', $schemaPrivileges), $username));
+            }
+
+            if (! empty($dbPrivileges)) {
+                $this->exec(sprintf(
+                    'GRANT %s ON DATABASE %s TO %s',
+                    join(',', $dbPrivileges),
+                    $this->config['dbname'],
+                    $username
+                ));
+            }
+
+            foreach ($context as $table) {
+                // PostgreSQL documentation says "You must own the table to use ALTER TABLE.", hence it isn't
+                // sufficient to just issue grants, as the user is still not allowed to alter that table.
+                $this->exec(sprintf('ALTER TABLE %s OWNER TO %s', $table, $username));
+            }
+        }
+    }
+
+    /**
+     * Return a list of all existing database tables
+     *
+     * @return  array
+     */
+    public function listTables()
+    {
+        $this->assertConnectedToDb();
+        return $this->zendConn->listTables();
+    }
+
+    /**
+     * Return whether the given database login exists
+     *
+     * @param   string  $username   The username to search
+     *
+     * @return  ?bool
+     */
+    public function hasLogin($username)
+    {
+        if ($this->config['db'] === 'mysql') {
+            $queryString = <<<EOD
+SELECT 1
+ FROM information_schema.user_privileges
+ WHERE grantee = REPLACE(CONCAT("'", REPLACE(CURRENT_USER(), '@', "'@'"), "'"), :current, :wanted)
+EOD;
+
+            $query = $this->query(
+                $queryString,
+                array(
+                    ':current'  => $this->config['username'],
+                    ':wanted'   => $username
+                )
+            );
+            return count($query->fetchAll()) > 0;
+        } elseif ($this->config['db'] === 'pgsql') {
+            $query = $this->query(
+                'SELECT 1 FROM pg_catalog.pg_user WHERE usename = :ident LIMIT 1',
+                array(':ident' => $username)
+            );
+            return count($query->fetchAll()) === 1;
+        }
+    }
+
+    /**
+     * Add a new database login
+     *
+     * @param   string  $username   The username of the new login
+     * @param   string  $password   The password of the new login
+     */
+    public function addLogin($username, $password)
+    {
+        if ($this->config['db'] === 'mysql') {
+            list($_, $host) = explode('@', $this->query('select current_user()')->fetchColumn());
+            $this->exec(
+                'CREATE USER :user@:host IDENTIFIED BY :passw',
+                array(':user' => $username, ':host' => $host, ':passw' => $password)
+            );
+        } elseif ($this->config['db'] === 'pgsql') {
+            $this->exec(sprintf(
+                'CREATE USER %s WITH PASSWORD %s',
+                $this->quoteIdentifier($username),
+                $this->quote($password)
+            ));
+        }
+    }
+
+    /**
+     * Check whether the current user has the given privileges
+     *
+     * @param   array   $privileges     The privilege names
+     * @param   bool    $requireGrants  Only return true when all privileges can be granted to others
+     * @param   array   $context        An array describing the context for which the given privileges need to apply.
+     *                                  Only one or more table names are currently supported
+     * @param   string  $username       The login name to which the passed privileges need to be granted
+     *
+     * @return  bool
+     */
+    protected function checkMysqlPrivileges(
+        array $privileges,
+        $requireGrants = false,
+        array $context = null,
+        $username = null
+    ) {
+        $mysqlPrivileges = array_intersect($privileges, array_keys($this->mysqlGrantContexts));
+        list($_, $host) = explode('@', $this->query('select current_user()')->fetchColumn());
+        $grantee = "'" . ($username === null ? $this->config['username'] : $username) . "'@'" . $host . "'";
+
+        if (isset($this->config['dbname'])) {
+            $dbPrivileges = array();
+            $tablePrivileges = array();
+            foreach ($mysqlPrivileges as $privilege) {
+                if (! empty($context) && $this->mysqlGrantContexts[$privilege] & static::TABLE_LEVEL) {
+                    $tablePrivileges[] = $privilege;
+                }
+                if ($this->mysqlGrantContexts[$privilege] & static::DATABASE_LEVEL) {
+                    $dbPrivileges[] = $privilege;
+                }
+            }
+
+            $dbPrivilegesGranted = true;
+            $tablePrivilegesGranted = true;
+
+            if (! empty($dbPrivileges)) {
+                $queryString = 'SELECT COUNT(*) as matches'
+                    . ' FROM information_schema.schema_privileges'
+                    . ' WHERE grantee = :grantee'
+                    . ' AND table_schema = :dbname'
+                    . ' AND privilege_type IN (%s)'
+                    . ($requireGrants ? " AND is_grantable = 'YES'" : '');
+
+                $dbAndTableQuery = $this->query(
+                    sprintf($queryString, join(',', array_map(array($this, 'quote'), $dbPrivileges))),
+                    array(':grantee' => $grantee, ':dbname' => $this->escapeTableWildcards($this->config['dbname']))
+                );
+                $grantedDbAndTablePrivileges = (int) $dbAndTableQuery->fetchObject()->matches;
+                if ($grantedDbAndTablePrivileges === count($dbPrivileges)) {
+                    $tableExclusivePrivileges = array_diff($tablePrivileges, $dbPrivileges);
+                    if (! empty($tableExclusivePrivileges)) {
+                        $tablePrivileges = $tableExclusivePrivileges;
+                        $tablePrivilegesGranted = false;
+                    }
+                } else {
+                    $tablePrivilegesGranted = false;
+                    $dbExclusivePrivileges = array_diff($dbPrivileges, $tablePrivileges);
+                    if (! empty($dbExclusivePrivileges)) {
+                        $dbExclusiveQuery = $this->query(
+                            sprintf($queryString, join(',', array_map(array($this, 'quote'), $dbExclusivePrivileges))),
+                            array(
+                                ':grantee'  => $grantee,
+                                ':dbname'   => $this->escapeTableWildcards($this->config['dbname'])
+                            )
+                        );
+                        $dbPrivilegesGranted = (int) $dbExclusiveQuery->fetchObject()->matches === count(
+                            $dbExclusivePrivileges
+                        );
+                    }
+                }
+            }
+
+            if (! $tablePrivilegesGranted && !empty($tablePrivileges)) {
+                $query = $this->query(
+                    'SELECT COUNT(*) as matches'
+                    . ' FROM information_schema.table_privileges'
+                    . ' WHERE grantee = :grantee'
+                    . ' AND table_schema = :dbname'
+                    . ' AND table_name IN (' . join(',', array_map(array($this, 'quote'), $context)) . ')'
+                    . ' AND privilege_type IN (' . join(',', array_map(array($this, 'quote'), $tablePrivileges)) . ')'
+                    . ($requireGrants ? " AND is_grantable = 'YES'" : ''),
+                    array(':grantee' => $grantee, ':dbname' => $this->config['dbname'])
+                );
+                $expectedAmountOfMatches = count($context) * count($tablePrivileges);
+                $tablePrivilegesGranted = (int) $query->fetchObject()->matches === $expectedAmountOfMatches;
+            }
+
+            if ($dbPrivilegesGranted && $tablePrivilegesGranted) {
+                return true;
+            }
+        }
+
+        $query = $this->query(
+            'SELECT COUNT(*) as matches FROM information_schema.user_privileges WHERE grantee = :grantee'
+            . ' AND privilege_type IN (' . join(',', array_map(array($this, 'quote'), $mysqlPrivileges)) . ')'
+            . ($requireGrants ? " AND is_grantable = 'YES'" : ''),
+            array(':grantee' => $grantee)
+        );
+        return (int) $query->fetchObject()->matches === count($mysqlPrivileges);
+    }
+
+    /**
+     * Check whether the current user has the given privileges
+     *
+     * Note that database and table specific privileges (i.e. not SUPER, CREATE and CREATEROLE) are ignored
+     * in case no connection to the database defined in the resource configuration has been established
+     *
+     * @param   array   $privileges     The privilege names
+     * @param   bool    $requireGrants  Only return true when all privileges can be granted to others
+     * @param   array   $context        An array describing the context for which the given privileges need to apply.
+     *                                  Only one or more table names are currently supported
+     * @param   string  $username       The login name to which the passed privileges need to be granted
+     *
+     * @return  bool
+     */
+    public function checkPgsqlPrivileges(
+        array $privileges,
+        $requireGrants = false,
+        array $context = null,
+        $username = null
+    ) {
+        $privilegesGranted = true;
+        $owner = $username ?: $this->config['username'];
+        $isSuperUser = $this->query('select rolsuper from pg_roles where rolname = :user', [':user' => $owner])
+            ->fetchColumn();
+
+        if ($this->dbFromConfig) {
+            $schemaPrivileges = [];
+            $dbPrivileges = array();
+            if (! $isSuperUser) {
+                foreach (array_intersect($privileges, array_keys($this->pgsqlGrantContexts)) as $privilege) {
+                    if ($this->pgsqlGrantContexts[$privilege] & static::DATABASE_LEVEL) {
+                        $dbPrivileges[] = $privilege;
+                    }
+                    if ($this->pgsqlGrantContexts[$privilege] & static::GLOBAL_LEVEL) {
+                        $schemaPrivileges[] = $privilege;
+                    }
+                }
+
+                if (! empty($schemaPrivileges)) {
+                    foreach ($schemaPrivileges as $schemaPrivilege) {
+                        $query = $this->query(
+                            'SELECT has_schema_privilege(:user, :schema, :privilege) AS db_privilege_granted',
+                            [
+                                ':user'      => $owner,
+                                ':schema'    => 'public',
+                                ':privilege' => $schemaPrivilege . ($requireGrants ? ' WITH GRANT OPTION' : '')
+                            ]
+                        );
+
+                        if (! $query->fetchObject()->db_privilege_granted) {
+                            // The user doesn't fully have the provided privileges.
+                            $privilegesGranted = false;
+                            break;
+                        }
+                    }
+                }
+
+                if ($privilegesGranted && ! empty($dbPrivileges)) {
+                    foreach ($dbPrivileges as $dbPrivilege) {
+                        $query = $this->query(
+                            'SELECT has_database_privilege(:user, :dbname, :privilege) AS db_privilege_granted',
+                            array(
+                                ':user'         => $owner,
+                                ':dbname'       => $this->config['dbname'],
+                                ':privilege'    => $dbPrivilege . ($requireGrants ? ' WITH GRANT OPTION' : '')
+                            )
+                        );
+                        if (! $query->fetchObject()->db_privilege_granted) {
+                            // The user doesn't fully have the provided privileges.
+                            $privilegesGranted = false;
+                            break;
+                        }
+                    }
+                }
+
+                if ($privilegesGranted && ! empty($context)) {
+                    foreach (array_intersect($context, $this->listTables()) as $table) {
+                        $query = $this->query(
+                            'SELECT tableowner FROM pg_catalog.pg_tables WHERE tablename = :tablename',
+                            [':tablename' => $table]
+                        );
+
+                        if ($query->fetchColumn() !== $owner) {
+                            $privilegesGranted = false;
+                            break;
+                        }
+                    }
+                }
+            }
+        } else {
+            // In case we cannot check whether the user got the required db-/table-privileges due to not being
+            // connected to the database defined in the resource configuration it is safe to just ignore them
+            // as the chances are very high that the database is created later causing the current user being
+            // the owner with ALL privileges. (Which in turn can be granted to others.)
+
+            if (in_array('CREATE', $privileges, true)) {
+                $query = $this->query(
+                    'select rolcreatedb from pg_roles where rolname = :user',
+                    array(':user' => $username !== null ? $username : $this->config['username'])
+                );
+                $privilegesGranted = $query->fetchColumn() !== false;
+            }
+        }
+
+        if ($privilegesGranted && in_array('CREATEROLE', $privileges, true)) {
+            $query = $this->query(
+                'select rolcreaterole from pg_roles where rolname = :user',
+                array(':user' => $username !== null ? $username : $this->config['username'])
+            );
+            $privilegesGranted = $query->fetchColumn() !== false;
+        }
+
+        if ($privilegesGranted && in_array('SUPER', $privileges, true)) {
+            $privilegesGranted = $isSuperUser === true;
+        }
+
+        return $privilegesGranted;
+    }
+}
diff --git a/modules/setup/library/Setup/Utils/EnableModuleStep.php b/modules/setup/library/Setup/Utils/EnableModuleStep.php
new file mode 100644
index 0000000..92af5b7
--- /dev/null
+++ b/modules/setup/library/Setup/Utils/EnableModuleStep.php
@@ -0,0 +1,77 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Utils;
+
+use Exception;
+use Icinga\Application\Icinga;
+use Icinga\Exception\ConfigurationError;
+use Icinga\Exception\IcingaException;
+use Icinga\Module\Setup\Step;
+
+class EnableModuleStep extends Step
+{
+    protected $modulePaths;
+
+    protected $moduleNames;
+
+    protected $errors;
+
+    protected $warnings;
+
+    public function __construct(array $moduleNames)
+    {
+        $this->moduleNames = $moduleNames;
+
+        $this->modulePaths = array();
+        if (($appModulePath = realpath(Icinga::app()->getApplicationDir() . '/../modules')) !== false) {
+            $this->modulePaths[] = $appModulePath;
+        }
+    }
+
+    public function apply()
+    {
+        $moduleManager = Icinga::app()->getModuleManager();
+        $moduleManager->detectInstalledModules($this->modulePaths);
+
+        $success = true;
+        foreach ($this->moduleNames as $moduleName) {
+            try {
+                $moduleManager->enableModule($moduleName);
+            } catch (ConfigurationError $e) {
+                $this->warnings[$moduleName] = $e;
+            } catch (Exception $e) {
+                $this->errors[$moduleName] = $e;
+                $success = false;
+            }
+        }
+
+        return $success;
+    }
+
+    public function getSummary()
+    {
+        // Enabling a module is like a implicit action, which does not need to be shown to the user...
+    }
+
+    public function getReport()
+    {
+        $okMessage = mt('setup', 'Module "%s" has been successfully enabled.');
+        $failMessage = mt('setup', 'Module "%s" could not be enabled. An error occured:');
+
+        $report = array();
+        foreach ($this->moduleNames as $moduleName) {
+            if (isset($this->errors[$moduleName])) {
+                $report[] = sprintf($failMessage, $moduleName);
+                $report[] = sprintf(mt('setup', 'ERROR: %s'), IcingaException::describe($this->errors[$moduleName]));
+            } elseif (isset($this->warnings[$moduleName])) {
+                $report[] = sprintf($failMessage, $moduleName);
+                $report[] = sprintf(mt('setup', 'WARNING: %s'), $this->warnings[$moduleName]->getMessage());
+            } else {
+                $report[] = sprintf($okMessage, $moduleName);
+            }
+        }
+
+        return $report;
+    }
+}
diff --git a/modules/setup/library/Setup/Web/Form/Validator/TokenValidator.php b/modules/setup/library/Setup/Web/Form/Validator/TokenValidator.php
new file mode 100644
index 0000000..a3f218b
--- /dev/null
+++ b/modules/setup/library/Setup/Web/Form/Validator/TokenValidator.php
@@ -0,0 +1,73 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Web\Form\Validator;
+
+use Exception;
+use Zend_Validate_Abstract;
+use Icinga\Util\File;
+
+/**
+ * Validator that checks if a token matches with the contents of a corresponding token-file
+ */
+class TokenValidator extends Zend_Validate_Abstract
+{
+    /**
+     * The path to the token file
+     *
+     * @var string
+     */
+    protected $tokenPath;
+
+    /**
+     * Create a new TokenValidator
+     *
+     * @param   string      $tokenPath      The path to the token-file
+     */
+    public function __construct($tokenPath)
+    {
+        $this->tokenPath = $tokenPath;
+        $this->_messageTemplates = array(
+            'TOKEN_FILE_ERROR'  => sprintf(
+                mt('setup', 'Cannot validate token: %s (%s)'),
+                $tokenPath,
+                '%value%'
+            ),
+            'TOKEN_FILE_EMPTY'  => sprintf(
+                mt('setup', 'Cannot validate token, file "%s" is empty. Please define a token.'),
+                $tokenPath
+            ),
+            'TOKEN_INVALID'     => mt('setup', 'Invalid token supplied.')
+        );
+    }
+
+    /**
+     * Validate the given token with the one in the token-file
+     *
+     * @param   string  $value      The token to validate
+     * @param   null    $context    The form context (ignored)
+     *
+     * @return  bool
+     */
+    public function isValid($value, $context = null)
+    {
+        try {
+            $file = new File($this->tokenPath);
+            $expectedToken = trim($file->fgets());
+        } catch (Exception $e) {
+            $msg = $e->getMessage();
+            $this->_error('TOKEN_FILE_ERROR', substr($msg, strpos($msg, ']: ') + 3));
+            return false;
+        }
+
+        if (empty($expectedToken)) {
+            $this->_error('TOKEN_FILE_EMPTY');
+            return false;
+        } elseif ($value !== $expectedToken) {
+            $this->_error('TOKEN_INVALID');
+            return false;
+        }
+
+        return true;
+    }
+}
diff --git a/modules/setup/library/Setup/WebWizard.php b/modules/setup/library/Setup/WebWizard.php
new file mode 100644
index 0000000..f3b5557
--- /dev/null
+++ b/modules/setup/library/Setup/WebWizard.php
@@ -0,0 +1,768 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup;
+
+use Icinga\Application\Platform;
+use Icinga\Module\Setup\Requirement\SetRequirement;
+use Icinga\Module\Setup\Requirement\WebLibraryRequirement;
+use InvalidArgumentException;
+use PDOException;
+use Icinga\Web\Form;
+use Icinga\Web\Wizard;
+use Icinga\Web\Request;
+use Icinga\Application\Config;
+use Icinga\Application\Icinga;
+use Icinga\Module\Setup\Forms\ModulePage;
+use Icinga\Module\Setup\Forms\WelcomePage;
+use Icinga\Module\Setup\Forms\SummaryPage;
+use Icinga\Module\Setup\Forms\DbResourcePage;
+use Icinga\Module\Setup\Forms\AuthBackendPage;
+use Icinga\Module\Setup\Forms\AdminAccountPage;
+use Icinga\Module\Setup\Forms\LdapDiscoveryPage;
+//use Icinga\Module\Setup\Forms\LdapDiscoveryConfirmPage;
+use Icinga\Module\Setup\Forms\LdapResourcePage;
+use Icinga\Module\Setup\Forms\RequirementsPage;
+use Icinga\Module\Setup\Forms\GeneralConfigPage;
+use Icinga\Module\Setup\Forms\AuthenticationPage;
+use Icinga\Module\Setup\Forms\DatabaseCreationPage;
+use Icinga\Module\Setup\Forms\UserGroupBackendPage;
+use Icinga\Module\Setup\Steps\DatabaseStep;
+use Icinga\Module\Setup\Steps\GeneralConfigStep;
+use Icinga\Module\Setup\Steps\ResourceStep;
+use Icinga\Module\Setup\Steps\AuthenticationStep;
+use Icinga\Module\Setup\Steps\UserGroupStep;
+use Icinga\Module\Setup\Utils\EnableModuleStep;
+use Icinga\Module\Setup\Utils\DbTool;
+use Icinga\Module\Setup\Requirement\OSRequirement;
+use Icinga\Module\Setup\Requirement\PhpModuleRequirement;
+use Icinga\Module\Setup\Requirement\PhpVersionRequirement;
+use Icinga\Module\Setup\Requirement\ConfigDirectoryRequirement;
+use Icinga\Module\Monitoring\Forms\Config\Transport\ApiTransportForm;
+
+/**
+ * Icinga Web 2 Setup Wizard
+ */
+class WebWizard extends Wizard implements SetupWizard
+{
+    /**
+     * The privileges required by Icinga Web 2 to create the database and a login
+     *
+     * @var array
+     */
+    protected $databaseCreationPrivileges = array(
+        'CREATE',
+        'CREATE USER', // MySQL
+        'CREATEROLE' // PostgreSQL
+    );
+
+    /**
+     * The privileges required by Icinga Web 2 to setup the database
+     *
+     * @var array
+     */
+    protected $databaseSetupPrivileges = array(
+        'CREATE',
+        'ALTER', // MySQL only
+        'REFERENCES'
+    );
+
+    /**
+     * The privileges required by Icinga Web 2 to operate the database
+     *
+     * @var array
+     */
+    protected $databaseUsagePrivileges = array(
+        'SELECT',
+        'INSERT',
+        'UPDATE',
+        'DELETE',
+        'EXECUTE',
+        'CREATE',
+        'CREATE VIEW',
+        'ALTER',
+        'DROP',
+        'INDEX',
+        'USAGE', // PostgreSQL
+        'TEMPORARY', // PostgreSql
+        'CREATE TEMPORARY TABLES' // MySQL
+    );
+
+    /**
+     * The database tables operated by Icinga Web 2
+     *
+     * @var array
+     */
+    protected $databaseTables = array(
+        'icingaweb_group',
+        'icingaweb_group_membership',
+        'icingaweb_user',
+        'icingaweb_user_preference',
+        'icingaweb_rememberme',
+        'icingaweb_schema'
+    );
+
+    /**
+     * Register all pages and module wizards for this wizard
+     */
+    protected function init()
+    {
+        $this->addPage(new WelcomePage());
+        $this->addPage(new ModulePage());
+        $this->addPage(new RequirementsPage());
+        $this->addPage(new AuthenticationPage());
+        $this->addPage(new DbResourcePage(array('name' => 'setup_auth_db_resource')));
+        $this->addPage(new DatabaseCreationPage(array('name' => 'setup_auth_db_creation')));
+        $this->addPage(new LdapDiscoveryPage());
+        //$this->addPage(new LdapDiscoveryConfirmPage());
+        $this->addPage(new LdapResourcePage());
+        $this->addPage(new AuthBackendPage());
+        $this->addPage(new UserGroupBackendPage());
+        $this->addPage(new AdminAccountPage());
+        $this->addPage(new GeneralConfigPage());
+        $this->addPage(new DbResourcePage(array('name' => 'setup_config_db_resource')));
+        $this->addPage(new DatabaseCreationPage(array('name' => 'setup_config_db_creation')));
+        $this->addPage(new SummaryPage(array('name' => 'setup_summary')));
+
+        if (($modulePageData = $this->getPageData('setup_modules')) !== null) {
+            /** @var ModulePage $modulePage */
+            $modulePage = $this->getPage('setup_modules')->populate($modulePageData);
+            foreach ($modulePage->getModuleWizards() as $moduleWizard) {
+                $this->addPage($moduleWizard);
+            }
+        }
+    }
+
+    /**
+     * Setup the given page that is either going to be displayed or validated
+     *
+     * @param   Form        $page       The page to setup
+     * @param   Request     $request    The current request
+     */
+    public function setupPage(Form $page, Request $request)
+    {
+        if ($page->getName() === 'setup_requirements') {
+            /** @var RequirementsPage $page */
+            $page->setWizard($this);
+        } elseif ($page->getName() === 'setup_authentication_backend') {
+            /** @var AuthBackendPage $page */
+
+            $authData = $this->getPageData('setup_authentication_type');
+            if ($authData['type'] === 'db') {
+                $page->setResourceConfig($this->getPageData('setup_auth_db_resource'));
+            } elseif ($authData['type'] === 'ldap') {
+                $page->setResourceConfig($this->getPageData('setup_ldap_resource'));
+
+                $suggestions = $this->getPageData('setup_ldap_discovery');
+                if (isset($suggestions['backend'])) {
+                    $page->setSuggestions($suggestions['backend']);
+                }
+
+                if ($this->getDirection() === static::FORWARD) {
+                    $backendConfig = $this->getPageData('setup_authentication_backend');
+                    if ($backendConfig !== null && $request->getPost('name') !== $backendConfig['name']) {
+                        $pageData = & $this->getPageData();
+                        unset($pageData['setup_usergroup_backend']);
+                    }
+                }
+            }
+
+            if ($this->getDirection() === static::FORWARD) {
+                $backendConfig = $this->getPageData('setup_authentication_backend');
+                if ($backendConfig !== null && $request->getPost('backend') !== $backendConfig['backend']) {
+                    $pageData = & $this->getPageData();
+                    unset($pageData['setup_usergroup_backend']);
+                }
+            }
+        /*} elseif ($page->getName() === 'setup_ldap_discovery_confirm') {
+            $page->setResourceConfig($this->getPageData('setup_ldap_discovery'));*/
+        } elseif ($page->getName() === 'setup_auth_db_resource') {
+            $page->addDescription(mt(
+                'setup',
+                'Now please configure the database resource where to store users and user groups.'
+            ));
+            $page->addDescription(mt(
+                'setup',
+                'Note that the database itself does not need to exist at this time as'
+                . ' it is going to be created once the wizard is about to be finished.'
+            ));
+        } elseif ($page->getName() === 'setup_usergroup_backend') {
+            /** @var UserGroupBackendPage $page */
+            $page->setResourceConfig($this->getPageData('setup_ldap_resource'));
+            $page->setBackendConfig($this->getPageData('setup_authentication_backend'));
+        } elseif ($page->getName() === 'setup_admin_account') {
+            /** @var AdminAccountPage $page */
+            $page->setBackendConfig($this->getPageData('setup_authentication_backend'));
+            $page->setGroupConfig($this->getPageData('setup_usergroup_backend'));
+            $authData = $this->getPageData('setup_authentication_type');
+            if ($authData['type'] === 'db') {
+                $page->setResourceConfig($this->getPageData('setup_auth_db_resource'));
+            } elseif ($authData['type'] === 'ldap') {
+                $page->setResourceConfig($this->getPageData('setup_ldap_resource'));
+            }
+        } elseif ($page->getName() === 'setup_auth_db_creation' || $page->getName() === 'setup_config_db_creation') {
+            /** @var DatabaseCreationPage $page */
+            $page->setDatabaseSetupPrivileges(
+                array_unique(array_merge($this->databaseCreationPrivileges, $this->databaseSetupPrivileges))
+            );
+            $page->setDatabaseUsagePrivileges($this->databaseUsagePrivileges);
+            $page->setResourceConfig(
+                $this->getPageData('setup_auth_db_resource') ?: $this->getPageData('setup_config_db_resource')
+            );
+        } elseif ($page->getName() === 'setup_summary') {
+            /** @var SummaryPage $page */
+            $page->setSubjectTitle('Icinga Web 2');
+            $page->setSummary($this->getSetup()->getSummary());
+        } elseif ($page->getName() === 'setup_config_db_resource') {
+            $page->addDescription(mt(
+                'setup',
+                'Now please configure the database resource where to store user preferences.'
+            ));
+            $page->addDescription(mt(
+                'setup',
+                'Note that the database itself does not need to exist at this time as'
+                . ' it is going to be created once the wizard is about to be finished.'
+            ));
+
+            $ldapData = $this->getPageData('setup_ldap_resource');
+            if ($ldapData !== null && $request->getPost('name') === $ldapData['name']) {
+                $page->error(
+                    mt('setup', 'The given resource name must be unique and is already in use by the LDAP resource')
+                );
+            }
+        } elseif ($page->getName() === 'setup_ldap_resource') {
+            $suggestion = $this->getPageData('setup_ldap_discovery');
+            if (isset($suggestion['resource'])) {
+                $page->populate($suggestion['resource']);
+            }
+
+            if ($this->getDirection() === static::FORWARD) {
+                $resourceConfig = $this->getPageData('setup_ldap_resource');
+                if ($resourceConfig !== null && $request->getPost('name') !== $resourceConfig['name']) {
+                    $pageData = & $this->getPageData();
+                    unset($pageData['setup_usergroup_backend']);
+                }
+            }
+        } elseif ($page->getName() === 'setup_authentication_type') {
+            $authData = $this->getPageData($page->getName());
+            $pageData = & $this->getPageData();
+
+            if ($authData !== null && $request->getPost('type') !== $authData['type']) {
+                // Drop any existing page data in case the authentication type has changed,
+                // otherwise it will conflict with other forms that depend on this one
+                unset($pageData['setup_admin_account']);
+                unset($pageData['setup_authentication_backend']);
+
+                if ($authData['type'] === 'db') {
+                    unset($pageData['setup_auth_db_resource']);
+                    unset($pageData['setup_auth_db_creation']);
+                } elseif ($request->getPost('type') === 'db') {
+                    unset($pageData['setup_config_db_resource']);
+                    unset($pageData['setup_config_db_creation']);
+                }
+            } elseif (isset($authData['type']) && $authData['type'] == 'external') {
+                // If you choose the authentication type external and validate the database and then come
+                // back to change the authentication type but do not change it, you will get an database configuration
+                // related error message on the next page. To avoid this error, the 'setup_config_db_resource'
+                // page must be unset.
+
+                unset($pageData['setup_config_db_resource']);
+            }
+        }
+    }
+
+    /**
+     * Return the new page to set as current page
+     *
+     * {@inheritdoc} Runs additional checks related to some registered pages.
+     *
+     * @param   string  $requestedPage      The name of the requested page
+     * @param   Form    $originPage         The origin page
+     *
+     * @return  Form                        The new page
+     *
+     * @throws  InvalidArgumentException    In case the requested page does not exist or is not permitted yet
+     */
+    protected function getNewPage($requestedPage, Form $originPage)
+    {
+        $skip = false;
+        $newPage = parent::getNewPage($requestedPage, $originPage);
+        if ($newPage->getName() === 'setup_auth_db_resource') {
+            $authData = $this->getPageData('setup_authentication_type');
+            $skip = $authData['type'] !== 'db';
+        } elseif ($newPage->getName() === 'setup_ldap_discovery') {
+            $authData = $this->getPageData('setup_authentication_type');
+            $skip = $authData['type'] !== 'ldap';
+        /*} elseif ($newPage->getName() === 'setup_ldap_discovery_confirm') {
+            $skip = false === $this->hasPageData('setup_ldap_discovery');*/
+        } elseif ($newPage->getName() === 'setup_ldap_resource') {
+            $authData = $this->getPageData('setup_authentication_type');
+            $skip = $authData['type'] !== 'ldap';
+        } elseif ($newPage->getName() === 'setup_usergroup_backend') {
+            $backendConfig = $this->getPageData('setup_authentication_backend');
+            $skip = $backendConfig['backend'] !== 'ldap';
+        } elseif ($newPage->getName() === 'setup_config_db_resource') {
+            $authData = $this->getPageData('setup_authentication_type');
+            $skip = $authData['type'] === 'db';
+        } elseif (in_array($newPage->getName(), array('setup_auth_db_creation', 'setup_config_db_creation'))) {
+            if (($newPage->getName() === 'setup_auth_db_creation' || $this->hasPageData('setup_config_db_resource'))
+                && (($config = $this->getPageData('setup_auth_db_resource')) !== null
+                    || ($config = $this->getPageData('setup_config_db_resource')) !== null)
+                    && !$config['skip_validation'] &&  $this->getDirection() == static::FORWARD
+            ) {
+                // Execute this code only if the direction is forward.
+                // Otherwise, an error will be output when you go back.
+                $db = new DbTool($config);
+
+                try {
+                    $db->connectToDb(); // Are we able to login on the database?
+
+                    if (array_search(reset($this->databaseTables), $db->listTables(), true) === false) {
+                        // In case the database schema does not yet exist the
+                        // user needs the privileges to setup the database
+                        $skip = $db->checkPrivileges($this->databaseSetupPrivileges, $this->databaseTables);
+                    } else {
+                        // In case the database schema exists the user needs the required privileges
+                        // to operate the database, if those are missing we ask for another user
+                        $skip = $db->checkPrivileges($this->databaseUsagePrivileges, $this->databaseTables);
+                    }
+                } catch (PDOException $_) {
+                    try {
+                        $db->connectToHost(); // Are we able to login on the server?
+                        // It is not possible to reliably determine whether a database exists or not if a user can't
+                        // log in to the database, so we just require the user to be able to create the database
+                        $skip = $db->checkPrivileges(
+                            array_unique(
+                                array_merge($this->databaseCreationPrivileges, $this->databaseSetupPrivileges)
+                            ),
+                            $this->databaseTables
+                        );
+                    } catch (PDOException $_) {
+                        // We are NOT able to login on the server..
+                    }
+                }
+            } else {
+                $skip = true;
+            }
+        }
+
+        return $skip ? $this->skipPage($newPage) : $newPage;
+    }
+
+    /**
+     * Add buttons to the given page based on its position in the page-chain
+     *
+     * @param   Form    $page   The page to add the buttons to
+     */
+    protected function addButtons(Form $page)
+    {
+        parent::addButtons($page);
+
+        $pages = $this->getPages();
+        $index = array_search($page, $pages, true);
+        if ($index === 0) {
+            $page->getElement(static::BTN_NEXT)->setLabel(
+                mt('setup', 'Start', 'setup.welcome.btn.next')
+            );
+        } elseif ($index === count($pages) - 1) {
+            $page->getElement(static::BTN_NEXT)->setLabel(
+                mt('setup', 'Setup Icinga Web 2', 'setup.summary.btn.finish')
+            );
+        }
+
+        $authData = $this->getPageData('setup_authentication_type');
+        $veto = $page->getName() === 'setup_authentication_backend' && $authData['type'] === 'db';
+        if (! $veto && in_array($page->getName(), array(
+            'setup_authentication_backend',
+            'setup_auth_db_resource',
+            'setup_config_db_resource',
+            'setup_ldap_resource',
+            'setup_monitoring_ido',
+            'setup_icingadb_resource',
+            'setup_icingadb_redis',
+            'setup_icingadb_api_transport'
+        ))) {
+            $page->addElement(
+                'submit',
+                'backend_validation',
+                array(
+                    'ignore'                => true,
+                    'label'                 => t('Validate Configuration'),
+                    'data-progress-label'   => t('Validation In Progress'),
+                    'decorators'            => array('ViewHelper'),
+                    'formnovalidate'        => 'formnovalidate'
+                )
+            );
+            $page->getDisplayGroup('buttons')->addElement($page->getElement('backend_validation'));
+        }
+
+        if ($page->getName() === 'setup_command_transport') {
+            if ($page->getSubForm('transport_form')->getSubForm('transport_form') instanceof ApiTransportForm) {
+                $page->addElement(
+                    'submit',
+                    'transport_validation',
+                    array(
+                        'ignore'                => true,
+                        'label'                 => t('Validate Configuration'),
+                        'data-progress-label'   => t('Validation In Progress'),
+                        'decorators'            => array('ViewHelper'),
+                        'formnovalidate'        => 'formnovalidate'
+                    )
+                );
+                $page->getDisplayGroup('buttons')->addElement($page->getElement('transport_validation'));
+            }
+        }
+    }
+
+    /**
+     * Clear the session being used by this wizard
+     *
+     * @param   bool    $removeToken    If true, the setup token will be removed
+     */
+    public function clearSession($removeToken = true)
+    {
+        parent::clearSession();
+
+        if ($removeToken) {
+            $tokenPath = Config::resolvePath('setup.token');
+            if (file_exists($tokenPath)) {
+                @unlink($tokenPath);
+            }
+        }
+    }
+
+    /**
+     * Return the setup for this wizard
+     *
+     * @return  Setup
+     */
+    public function getSetup()
+    {
+        $pageData = $this->getPageData();
+        $setup = new Setup();
+
+        if (isset($pageData['setup_auth_db_resource'])
+            && !$pageData['setup_auth_db_resource']['skip_validation']
+            && (! isset($pageData['setup_auth_db_creation'])
+                || !$pageData['setup_auth_db_creation']['skip_validation']
+            )
+        ) {
+            $setup->addStep(
+                new DatabaseStep(array(
+                    'tables'            => $this->databaseTables,
+                    'privileges'        => $this->databaseUsagePrivileges,
+                    'resourceConfig'    => $pageData['setup_auth_db_resource'],
+                    'adminName'         => isset($pageData['setup_auth_db_creation']['username'])
+                        ? $pageData['setup_auth_db_creation']['username']
+                        : null,
+                    'adminPassword'     => isset($pageData['setup_auth_db_creation']['password'])
+                        ? $pageData['setup_auth_db_creation']['password']
+                        : null,
+                    'schemaPath'        => Config::module('setup')
+                        ->get('schema', 'path', Icinga::app()->getBaseDir('schema'))
+                ))
+            );
+        } elseif (isset($pageData['setup_config_db_resource'])
+            && !$pageData['setup_config_db_resource']['skip_validation']
+            && (! isset($pageData['setup_config_db_creation'])
+                || !$pageData['setup_config_db_creation']['skip_validation']
+            )
+        ) {
+            $setup->addStep(
+                new DatabaseStep(array(
+                    'tables'            => $this->databaseTables,
+                    'privileges'        => $this->databaseUsagePrivileges,
+                    'resourceConfig'    => $pageData['setup_config_db_resource'],
+                    'adminName'         => isset($pageData['setup_config_db_creation']['username'])
+                        ? $pageData['setup_config_db_creation']['username']
+                        : null,
+                    'adminPassword'     => isset($pageData['setup_config_db_creation']['password'])
+                        ? $pageData['setup_config_db_creation']['password']
+                        : null,
+                    'schemaPath'        => Config::module('setup')
+                        ->get('schema', 'path', Icinga::app()->getBaseDir('schema'))
+                ))
+            );
+        }
+
+        $setup->addStep(
+            new GeneralConfigStep(array(
+                'generalConfig' => $pageData['setup_general_config'],
+                'resourceName'  => isset($pageData['setup_auth_db_resource']['name'])
+                    ? $pageData['setup_auth_db_resource']['name']
+                    : (isset($pageData['setup_config_db_resource']['name'])
+                        ? $pageData['setup_config_db_resource']['name']
+                        : null
+                    )
+            ))
+        );
+
+        $adminAccountType = $pageData['setup_admin_account']['user_type'];
+        if ($adminAccountType === 'user_group') {
+            $adminAccountData = array('groupname' => $pageData['setup_admin_account'][$adminAccountType]);
+        } else {
+            $adminAccountData = array('username' => $pageData['setup_admin_account'][$adminAccountType]);
+            if ($adminAccountType === 'new_user' && !$pageData['setup_auth_db_resource']['skip_validation']
+                && (! isset($pageData['setup_auth_db_creation'])
+                    || !$pageData['setup_auth_db_creation']['skip_validation']
+                )
+            ) {
+                $adminAccountData['resourceConfig'] = $pageData['setup_auth_db_resource'];
+                $adminAccountData['password'] = $pageData['setup_admin_account']['new_user_password'];
+            }
+        }
+        $authType = $pageData['setup_authentication_type']['type'];
+        $setup->addStep(
+            new AuthenticationStep(array(
+                'adminAccountData'  => $adminAccountData,
+                'backendConfig'     => $pageData['setup_authentication_backend'],
+                'resourceName'      => $authType === 'db' ? $pageData['setup_auth_db_resource']['name'] : (
+                    $authType === 'ldap' ? $pageData['setup_ldap_resource']['name'] : null
+                )
+            ))
+        );
+
+        if ($authType !== 'external') {
+            $setup->addStep(
+                new UserGroupStep(array(
+                    'backendConfig'     => $pageData['setup_authentication_backend'],
+                    'groupConfig'       => isset($pageData['setup_usergroup_backend'])
+                        ? $pageData['setup_usergroup_backend']
+                        : null,
+                    'resourceName'      => $authType === 'db'
+                        ? $pageData['setup_auth_db_resource']['name']
+                        : $pageData['setup_ldap_resource']['name'],
+                    'resourceConfig'    => $authType === 'db'
+                        ? $pageData['setup_auth_db_resource']
+                        : null,
+                    'username'          => $authType === 'db'
+                        ? $pageData['setup_admin_account'][$adminAccountType]
+                        : null
+                ))
+            );
+        }
+
+        if (isset($pageData['setup_auth_db_resource'])
+            || isset($pageData['setup_config_db_resource'])
+            || isset($pageData['setup_ldap_resource'])
+        ) {
+            $setup->addStep(
+                new ResourceStep(array(
+                    'dbResourceConfig'      => isset($pageData['setup_auth_db_resource'])
+                        ? array_diff_key($pageData['setup_auth_db_resource'], array('skip_validation' => null))
+                        : (isset($pageData['setup_config_db_resource'])
+                            ? array_diff_key($pageData['setup_config_db_resource'], array('skip_validation' => null))
+                            : null
+                        ),
+                    'ldapResourceConfig'    => isset($pageData['setup_ldap_resource'])
+                        ? array_diff_key($pageData['setup_ldap_resource'], array('skip_validation' => null))
+                        : null
+                ))
+            );
+        }
+
+        foreach ($this->getWizards() as $wizard) {
+            if ($wizard->isComplete()) {
+                $setup->addSteps($wizard->getSetup()->getSteps());
+            }
+        }
+
+        /** @var ModulePage $setupPage */
+        $setupPage = $this->getPage('setup_modules');
+        $setup->addStep(new EnableModuleStep(array_keys($setupPage->getCheckedModules())));
+
+        return $setup;
+    }
+
+    /**
+     * Return the requirements of this wizard
+     *
+     * @return  RequirementSet
+     */
+    public function getRequirements($skipModules = false)
+    {
+        $set = new RequirementSet();
+
+        $set->add(new PhpVersionRequirement(array(
+            'condition'     => array('>=', '7.2'),
+            'description'   => sprintf(mt(
+                'setup',
+                'Running Icinga Web 2 requires PHP version %s.'
+            ), '7.2')
+        )));
+
+        $set->add(new OSRequirement(array(
+            'optional'      => true,
+            'condition'     => 'linux',
+            'description'   => mt(
+                'setup',
+                'Icinga Web 2 is developed for and tested on Linux. While we cannot'
+                . ' guarantee they will, other platforms may also perform as well.'
+            )
+        )));
+
+        $set->add(new WebLibraryRequirement(array(
+            'condition'     => ['icinga-php-library', '>=', '0.13.0'],
+            'alias'         => 'Icinga PHP library',
+            'description'   => mt(
+                'setup',
+                'The Icinga PHP library (IPL) is required for Icinga Web 2 and modules'
+            )
+        )));
+
+        $set->add(new WebLibraryRequirement(array(
+            'condition'     => ['icinga-php-thirdparty', '>=', '0.12.0'],
+            'alias'         => 'Icinga PHP Thirdparty',
+            'description'   => mt(
+                'setup',
+                'The Icinga PHP Thirdparty library is required for Icinga Web 2 and modules'
+            )
+        )));
+
+        $set->add(new PhpModuleRequirement(array(
+            'condition'     => 'OpenSSL',
+            'description'   => mt(
+                'setup',
+                'The PHP module for OpenSSL is required to generate cryptographically safe password salts.'
+            )
+        )));
+
+        $set->add(new PhpModuleRequirement(array(
+            'condition'     => 'XML',
+            'description'   => mt(
+                'setup',
+                'The XML module for PHP is required for Markdown and custom HTML annotations.'
+            )
+        )));
+
+        $set->add(new PhpModuleRequirement(array(
+            'condition'     => 'JSON',
+            'description'   => mt(
+                'setup',
+                'The JSON module for PHP is required for various export functionalities as well as APIs.'
+            )
+        )));
+
+        $set->add(new PhpModuleRequirement(array(
+            'condition'     => 'gettext',
+            'description'   => mt(
+                'setup',
+                'For message localization, the gettext module for PHP is required.'
+            )
+        )));
+
+        $set->add(new PhpModuleRequirement(array(
+            'condition'     => 'INTL',
+            'description'   => mt(
+                'setup',
+                'For language, timezone and date/time format negotiation, the INTL module for PHP is required.'
+            )
+        )));
+
+        $set->add(new PhpModuleRequirement(array(
+            'condition'     => 'DOM',
+            'description'   => mt(
+                'setup',
+                'For charts and exports of views and reports to PDF, the DOM module for PHP is required.'
+            )
+        )));
+
+        $set->add(new PhpModuleRequirement(array(
+            'optional'      => true,
+            'condition'     => 'LDAP',
+            'description'   => mt(
+                'setup',
+                'If you\'d like to authenticate users using LDAP the corresponding PHP module is required.'
+            )
+        )));
+
+        $set->add(new PhpModuleRequirement(array(
+            'optional'      => true,
+            'condition'     => 'mbstring',
+            'description'   => mt(
+                'setup',
+                'In case you want views being exported to PDF, you\'ll need the mbstring extension for PHP.'
+            )
+        )));
+
+        $set->add(new PhpModuleRequirement(array(
+            'optional'      => true,
+            'condition'     => 'GD',
+            'description'   => mt(
+                'setup',
+                'In case you want views being exported to PDF, you\'ll need the GD extension for PHP.'
+            )
+        )));
+
+        $set->add(new PhpModuleRequirement(array(
+            'optional'      => true,
+            'condition'     => 'Imagick',
+            'description'   => mt(
+                'setup',
+                'In case you want graphs being exported to PDF as well, you\'ll need the ImageMagick extension for PHP.'
+            )
+        )));
+
+        $dbSet = new RequirementSet(false, RequirementSet::MODE_OR);
+        $dbSet->add(new PhpModuleRequirement(array(
+            'optional'      => true,
+            'condition'     => 'pdo_mysql',
+            'alias'         => 'PDO-MySQL',
+            'description'   => mt(
+                'setup',
+                'To store users or preferences in a MySQL database the PDO-MySQL module for PHP is required.'
+            )
+        )));
+        $dbSet->add(new PhpModuleRequirement(array(
+            'optional'      => true,
+            'condition'     => 'pdo_pgsql',
+            'alias'         => 'PDO-PostgreSQL',
+            'description'   => mt(
+                'setup',
+                'To store users or preferences in a PostgreSQL database the PDO-PostgreSQL module for PHP is required.'
+            )
+        )));
+        $set->merge($dbSet);
+
+        $dbRequire = (new SetRequirement(array(
+            'optional'      => false,
+            'condition'     => $dbSet,
+            'title'         =>'Database',
+            'alias'         => 'PDO-MySQL OR PDO-PostgreSQL',
+            'description'   => mt(
+                'setup',
+                'A database is mandatory, therefore at least one module '
+                . 'PDO-MySQL or PDO-PostgreSQL for PHP is required.'
+            )
+        )));
+
+        $set->add($dbRequire);
+
+        $set->add(new ConfigDirectoryRequirement(array(
+            'condition'     => Icinga::app()->getStorageDir(),
+            'title'         => mt('setup', 'Read- and writable storage directory'),
+            'description'   => mt(
+                'setup',
+                'The Icinga Web 2 storage directory defaults to "/var/lib/icingaweb2", if' .
+                ' not explicitly set in the environment variable "ICINGAWEB_STORAGEDIR".'
+            )
+        )));
+
+        $set->add(new ConfigDirectoryRequirement(array(
+            'condition'     => Icinga::app()->getConfigDir(),
+            'description'   => mt(
+                'setup',
+                'The Icinga Web 2 configuration directory defaults to "/etc/icingaweb2", if' .
+                ' not explicitly set in the environment variable "ICINGAWEB_CONFIGDIR".'
+            )
+        )));
+
+        if (! $skipModules) {
+            foreach ($this->getWizards() as $wizard) {
+                $set->merge($wizard->getRequirements());
+            }
+        }
+
+        return $set;
+    }
+}
diff --git a/modules/setup/library/Setup/Webserver.php b/modules/setup/library/Setup/Webserver.php
new file mode 100644
index 0000000..77ff237
--- /dev/null
+++ b/modules/setup/library/Setup/Webserver.php
@@ -0,0 +1,233 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup;
+
+use Icinga\Application\Icinga;
+use Icinga\Exception\ProgrammingError;
+
+/**
+ * Base class for generating webserver configuration
+ */
+abstract class Webserver
+{
+    /**
+     * Document root
+     *
+     * @var string
+     */
+    protected $documentRoot;
+
+    /**
+     * URL path of Icinga Web 2
+     *
+     * @var string
+     */
+    protected $urlPath = '/icingaweb2';
+
+    /**
+     * Path to Icinga Web 2's configuration files
+     *
+     * @var string
+     */
+    protected $configDir;
+
+    /**
+     * Address or path where to pass requests to FPM
+     *
+     * @var string
+     */
+    protected $fpmUri;
+
+    /**
+     * Enable to pass requests to FPM
+     *
+     * @var bool
+     */
+    protected $enableFpm = false;
+
+    /**
+     * Create instance by type name
+     *
+     * @param   string $type
+     *
+     * @return  Webserver
+     *
+     * @throws  ProgrammingError
+     */
+    public static function createInstance($type)
+    {
+        $class = __NAMESPACE__ . '\\Webserver\\' . ucfirst($type);
+        if (class_exists($class)) {
+            return new $class();
+        }
+        throw new ProgrammingError('Class "%s" does not exist', $class);
+    }
+
+    /**
+     * Generate configuration
+     *
+     * @return string
+     */
+    public function generate()
+    {
+        $template = $this->getTemplate();
+
+        $searchTokens = array(
+            '{urlPath}',
+            '{documentRoot}',
+            '{aliasDocumentRoot}',
+            '{configDir}',
+            '{fpmUri}'
+        );
+        $replaceTokens = array(
+            $this->getUrlPath(),
+            $this->getDocumentRoot(),
+            preg_match('~/$~', $this->getUrlPath()) ? $this->getDocumentRoot() . '/' : $this->getDocumentRoot(),
+            $this->getConfigDir(),
+            $this->getFpmUri()
+        );
+        $template = str_replace($searchTokens, $replaceTokens, $template);
+        return $template;
+    }
+
+    /**
+     * Specific template
+     *
+     * @return string
+     */
+    abstract protected function getTemplate();
+
+    /**
+     * Set the URL path of Icinga Web 2
+     *
+     * @param   string $urlPath
+     *
+     * @return  $this
+     */
+    public function setUrlPath($urlPath)
+    {
+        $this->urlPath = '/' . ltrim(trim((string) $urlPath), '/');
+        return $this;
+    }
+
+    /**
+     * Get the URL path of Icinga Web 2
+     *
+     * @return string
+     */
+    public function getUrlPath()
+    {
+        return $this->urlPath;
+    }
+
+    /**
+     * Set the document root
+     *
+     * @param   string $documentRoot
+     *
+     * @return  $this
+     */
+    public function setDocumentRoot($documentRoot)
+    {
+        $this->documentRoot = trim((string) $documentRoot);
+        return $this;
+    }
+
+    /**
+     * Detect the document root
+     *
+     * @return string
+     */
+    public function detectDocumentRoot()
+    {
+        return Icinga::app()->getBaseDir('public');
+    }
+
+    /**
+     * Get the document root
+     *
+     * @return string
+     */
+    public function getDocumentRoot()
+    {
+        if ($this->documentRoot === null) {
+            $this->documentRoot = $this->detectDocumentRoot();
+        }
+        return $this->documentRoot;
+    }
+
+    /**
+     * Set the configuration directory
+     *
+     * @param   string  $configDir
+     *
+     * @return  $this
+     */
+    public function setConfigDir($configDir)
+    {
+        $this->configDir = (string) $configDir;
+        return $this;
+    }
+
+    /**
+     * Get the configuration directory
+     *
+     * @return string
+     */
+    public function getConfigDir()
+    {
+        if ($this->configDir === null) {
+            return Icinga::app()->getConfigDir();
+        }
+        return $this->configDir;
+    }
+
+    /**
+     * Get whether FPM is enabled
+     *
+     * @return  bool
+     */
+    public function getEnableFpm()
+    {
+        return $this->enableFpm;
+    }
+
+    /**
+     * Set FPM enabled
+     *
+     * @param   bool  $flag
+     *
+     * @return  $this
+     */
+    public function setEnableFpm($flag)
+    {
+        $this->enableFpm = (bool) $flag;
+
+        return $this;
+    }
+
+    /**
+     * Get the address or path where to pass requests to FPM
+     *
+     * @return  string
+     */
+    public function getFpmUri()
+    {
+        return $this->fpmUri;
+    }
+
+    /**
+     * Set the address or path where to pass requests to FPM
+     *
+     * @param   string  $uri
+     *
+     * @return  $this
+     */
+    public function setFpmUri($uri)
+    {
+        $this->fpmUri = (string) $uri;
+
+        return $this;
+    }
+}
diff --git a/modules/setup/library/Setup/Webserver/Apache.php b/modules/setup/library/Setup/Webserver/Apache.php
new file mode 100644
index 0000000..fdb367f
--- /dev/null
+++ b/modules/setup/library/Setup/Webserver/Apache.php
@@ -0,0 +1,142 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Webserver;
+
+use Icinga\Module\Setup\Webserver;
+
+/**
+ * Generate Apache 2.x configuration
+ */
+class Apache extends Webserver
+{
+    protected $fpmUri = '127.0.0.1:9000';
+
+    protected function getTemplate()
+    {
+        if (! $this->enableFpm) {
+            return  <<<'EOD'
+Alias {urlPath} "{aliasDocumentRoot}"
+
+# Remove comments if you want to use PHP FPM and your Apache version is older than 2.4
+#<IfVersion < 2.4>
+#    # Forward PHP requests to FPM
+#    SetEnvIf Authorization "(.*)" HTTP_AUTHORIZATION=$1
+#    <LocationMatch "^{urlPath}/(.*\.php)$">
+#        ProxyPassMatch "fcgi://{fpmUri}/{documentRoot}/$1"
+#    </LocationMatch>
+#</IfVersion>
+
+<Directory "{documentRoot}">
+    Options SymLinksIfOwnerMatch
+    AllowOverride None
+
+    DirectoryIndex index.php
+
+    <IfModule mod_authz_core.c>
+        # Apache 2.4
+        <RequireAll>
+            Require all granted
+        </RequireAll>
+    </IfModule>
+
+    <IfModule !mod_authz_core.c>
+        # Apache 2.2
+        Order allow,deny
+        Allow from all
+    </IfModule>
+
+    SetEnv ICINGAWEB_CONFIGDIR "{configDir}"
+
+    EnableSendfile Off
+
+    <IfModule mod_rewrite.c>
+        RewriteEngine on
+        RewriteBase {urlPath}/
+        RewriteCond %{REQUEST_FILENAME} -s [OR]
+        RewriteCond %{REQUEST_FILENAME} -l [OR]
+        RewriteCond %{REQUEST_FILENAME} -d
+        RewriteRule ^.*$ - [NC,L]
+        RewriteRule ^.*$ index.php [NC,L]
+    </IfModule>
+
+    <IfModule !mod_rewrite.c>
+        DirectoryIndex error_norewrite.html
+        ErrorDocument 404 {urlPath}/error_norewrite.html
+    </IfModule>
+
+# Remove comments if you want to use PHP FPM and your Apache version
+# is greater than or equal to 2.4
+#    <IfVersion >= 2.4>
+#        # Forward PHP requests to FPM
+#        SetEnvIf Authorization "(.*)" HTTP_AUTHORIZATION=$1
+#        <FilesMatch "\.php$">
+#            SetHandler "proxy:fcgi://{fpmUri}"
+#            ErrorDocument 503 {urlPath}/error_unavailable.html
+#        </FilesMatch>
+#    </IfVersion>
+</Directory>
+EOD;
+        } else {
+            return <<<'EOD'
+Alias {urlPath} "{aliasDocumentRoot}"
+
+<IfVersion < 2.4>
+    # Forward PHP requests to FPM
+    SetEnvIf Authorization "(.*)" HTTP_AUTHORIZATION=$1
+    <LocationMatch "^{urlPath}/(.*\.php)$">
+        ProxyPassMatch "fcgi://{fpmUri}/{documentRoot}/$1"
+    </LocationMatch>
+</IfVersion>
+
+<Directory "{documentRoot}">
+    Options SymLinksIfOwnerMatch
+    AllowOverride None
+
+    DirectoryIndex index.php
+
+    <IfModule mod_authz_core.c>
+        # Apache 2.4
+        <RequireAll>
+            Require all granted
+        </RequireAll>
+    </IfModule>
+
+    <IfModule !mod_authz_core.c>
+        # Apache 2.2
+        Order allow,deny
+        Allow from all
+    </IfModule>
+
+    SetEnv ICINGAWEB_CONFIGDIR "{configDir}"
+
+    EnableSendfile Off
+
+    <IfModule mod_rewrite.c>
+        RewriteEngine on
+        RewriteBase {urlPath}/
+        RewriteCond %{REQUEST_FILENAME} -s [OR]
+        RewriteCond %{REQUEST_FILENAME} -l [OR]
+        RewriteCond %{REQUEST_FILENAME} -d
+        RewriteRule ^.*$ - [NC,L]
+        RewriteRule ^.*$ index.php [NC,L]
+    </IfModule>
+
+    <IfModule !mod_rewrite.c>
+        DirectoryIndex error_norewrite.html
+        ErrorDocument 404 {urlPath}/error_norewrite.html
+    </IfModule>
+
+    <IfVersion >= 2.4>
+        # Forward PHP requests to FPM
+        SetEnvIf Authorization "(.*)" HTTP_AUTHORIZATION=$1
+        <FilesMatch "\.php$">
+            SetHandler "proxy:fcgi://{fpmUri}"
+            ErrorDocument 503 {urlPath}/error_unavailable.html
+        </FilesMatch>
+    </IfVersion>
+</Directory>
+EOD;
+        }
+    }
+}
diff --git a/modules/setup/library/Setup/Webserver/Nginx.php b/modules/setup/library/Setup/Webserver/Nginx.php
new file mode 100644
index 0000000..c7ae716
--- /dev/null
+++ b/modules/setup/library/Setup/Webserver/Nginx.php
@@ -0,0 +1,36 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Setup\Webserver;
+
+use Icinga\Module\Setup\Webserver;
+
+/**
+ * Generate nginx configuration
+ */
+class Nginx extends Webserver
+{
+    protected $fpmUri = '127.0.0.1:9000';
+
+    protected $enableFpm = true;
+
+    protected function getTemplate()
+    {
+        return <<<'EOD'
+location ~ ^{urlPath}/index\.php(.*)$ {
+  fastcgi_pass {fpmUri};
+  fastcgi_index index.php;
+  include fastcgi_params;
+  fastcgi_param SCRIPT_FILENAME {documentRoot}/index.php;
+  fastcgi_param ICINGAWEB_CONFIGDIR {configDir};
+  fastcgi_param REMOTE_USER $remote_user;
+}
+
+location ~ ^{urlPath}(.+)? {
+  alias {documentRoot};
+  index index.php;
+  try_files $1 $uri $uri/ {urlPath}/index.php$is_args$args;
+}
+EOD;
+    }
+}
diff --git a/modules/setup/module.info b/modules/setup/module.info
new file mode 100644
index 0000000..6127e6d
--- /dev/null
+++ b/modules/setup/module.info
@@ -0,0 +1,6 @@
+Module: setup
+Version: 2.12.1
+Description: Setup module
+ Web based wizard for setting up Icinga Web 2 and its modules.
+ This includes the data backends (e.g. relational database, LDAP),
+ the authentication method, where to store the user preferences and much more.