diff options
Diffstat (limited to 'library/Director/IcingaConfig/AgentWizard.php')
| -rw-r--r-- | library/Director/IcingaConfig/AgentWizard.php | 337 |
1 files changed, 337 insertions, 0 deletions
diff --git a/library/Director/IcingaConfig/AgentWizard.php b/library/Director/IcingaConfig/AgentWizard.php new file mode 100644 index 0000000..aceddb1 --- /dev/null +++ b/library/Director/IcingaConfig/AgentWizard.php @@ -0,0 +1,337 @@ +<?php + +namespace Icinga\Module\Director\IcingaConfig; + +use Icinga\Application\Icinga; +use Icinga\Exception\ProgrammingError; +use Icinga\Module\Director\Objects\IcingaEndpoint; +use Icinga\Module\Director\Objects\IcingaHost; +use Icinga\Module\Director\Objects\IcingaZone; +use Icinga\Module\Director\Util; +use LogicException; + +class AgentWizard +{ + protected $db; + + protected $host; + + protected $parentZone; + + protected $parentEndpoints; + + /** @var string PKI ticket */ + protected $ticket; + + public function __construct(IcingaHost $host) + { + $this->host = $host; + } + + protected function assertAgent() + { + if ($this->host->getResolvedProperty('has_agent') !== 'y') { + throw new ProgrammingError( + 'The given host "%s" is not an Agent', + $this->host->getObjectName() + ); + } + } + + protected function getCaServer() + { + return $this->db()->getDeploymentEndpointName(); + + // TODO: This is a problem with Icinga 2. Should look like this: + // return current($this->getParentEndpoints())->object_name; + } + + protected function shouldConnectToMaster() + { + return $this->host->getResolvedProperty('master_should_connect') !== 'y'; + } + + protected function getParentZone() + { + if ($this->parentZone === null) { + $this->parentZone = $this->loadParentZone(); + } + + return $this->parentZone; + } + + protected function loadParentZone() + { + $db = $this->db(); + + if ($zoneId = $this->host->getResolvedProperty('zone_id')) { + return IcingaZone::loadWithAutoIncId($zoneId, $db); + } else { + return IcingaZone::load($db->getMasterZoneName(), $db); + } + } + + protected function getParentEndpoints() + { + if ($this->parentEndpoints === null) { + $this->parentEndpoints = $this->loadParentEndpoints(); + } + + return $this->parentEndpoints; + } + + protected function loadParentEndpoints() + { + $db = $this->db()->getDbAdapter(); + + $query = $db->select() + ->from('icinga_endpoint') + ->where( + 'zone_id = ?', + $this->getParentZone()->get('id') + ); + + return IcingaEndpoint::loadAll( + $this->db(), + $query, + 'object_name' + ); + } + + /** + * Get the PKI ticket + * + * @return string + * + * @throws LogicException If ticket has not been set + */ + protected function getTicket() + { + if ($this->ticket === null) { + throw new LogicException('Ticket is null'); + } + + return $this->ticket; + } + + /** + * Set the PKI ticket + * + * @param string $ticket + * + * @return $this + */ + public function setTicket($ticket) + { + $this->ticket = $ticket; + } + + protected function loadPowershellModule() + { + return $this->getContribFile('windows-agent-installer/Icinga2Agent.psm1'); + } + + public function renderWindowsInstaller() + { + return $this->loadPowershellModule() + . "\n\n" + . 'exit Icinga2AgentModule `' . "\n " + . $this->renderPowershellParameters([ + 'AgentName' => $this->host->getEndpointName(), + 'Ticket' => $this->getTicket(), + 'ParentZone' => $this->getParentZone()->getObjectName(), + 'ParentEndpoints' => array_keys($this->getParentEndpoints()), + 'CAServer' => $this->getCaServer(), + 'RunInstaller' + ]); + } + + public function renderIcinga4WindowsWizardCommand($token) + { + $script = "Use-Icinga;\n" + . 'Start-IcingaAgentInstallWizard `' . "\n " + . $this->renderPowershellParameters([ + 'DirectorUrl' => $this->getDirectorUrl(), + 'SelfServiceAPIKey' => $token, + 'UseDirectorSelfService' => 1, + 'OverrideDirectorVars' => 0, + 'Reconfigure', + 'RunInstaller' + ]); + + return $script; + } + + public function renderPowershellModuleInstaller($token, $withModule = false) + { + if ($withModule) { + $script = $this->loadPowershellModule() . "\n\n"; + } else { + $script = ''; + } + + $script .= 'exit Icinga2AgentModule `' . "\n " + . $this->renderPowershellParameters([ + 'DirectorUrl' => $this->getDirectorUrl(), + 'DirectorAuthToken' => $token, + 'RunInstaller' + ]); + + return $script; + } + + protected function getDirectorUrl() + { + $r = Icinga::app()->getRequest(); + $scheme = $r->getServer('HTTP_X_FORWARDED_PROTO', $r->getScheme()); + + return sprintf( + '%s://%s%s/director/', + $scheme, + $r->getHttpHost(), + $r->getBaseUrl() + ); + } + + protected function renderPowershellParameters($parameters) + { + $maxKeyLength = max(array_map('strlen', array_keys($parameters))); + foreach ($parameters as $key => $value) { + if (is_int($key)) { + $maxKeyLength = max($maxKeyLength, strlen($value)); + } + } + $parts = array(); + + foreach ($parameters as $key => $value) { + if (is_int($key)) { + $parts[] = $this->renderPowershellParameter($value, null, $maxKeyLength); + } else { + $parts[] = $this->renderPowershellParameter($key, $value, $maxKeyLength); + } + } + + return implode(' `' . "\n ", $parts); + } + + protected function renderPowershellParameter($key, $value, $maxKeyLength = null) + { + $ret = '-' . $key; + if ($value === null) { + return $ret; + } + + $ret .= ' '; + + if ($maxKeyLength !== null) { + $ret .= str_repeat(' ', $maxKeyLength - strlen($key)); + } + + if (is_array($value)) { + $vals = array(); + foreach ($value as $val) { + $vals[] = $this->renderPowershellString($val); + } + $ret .= implode(', ', $vals); + } elseif (is_int($value)) { + $ret .= $value; + } else { + $ret .= $this->renderPowershellString($value); + } + + return $ret; + } + + protected function renderPowershellString($string) + { + // TODO: Escaping + return "'" . $string . "'"; + } + + protected function db() + { + if ($this->db === null) { + $this->db = $this->host->getConnection(); + } + + return $this->db; + } + + public function renderLinuxInstaller() + { + $script = $this->loadBashModule(); + + $endpoints = []; + foreach ($this->getParentEndpoints() as $endpoint) { + $endpoints[$endpoint->getObjectName()] = $endpoint->get('host'); + } + + return $this->replaceBashTemplate($script, [ + 'ICINGA2_NODENAME' => $this->host->getEndpointName(), + 'ICINGA2_CA_TICKET' => $this->getTicket(), + 'ICINGA2_PARENT_ZONE' => $this->getParentZone()->getObjectName(), + 'ICINGA2_PARENT_ENDPOINTS' => $endpoints, + 'ICINGA2_CA_NODE' => $this->getCaServer(), + 'ICINGA2_GLOBAL_ZONES' => [$this->db()->getDefaultGlobalZoneName()], + ]); + } + + protected function loadBashModule() + { + return $this->getContribFile('linux-agent-installer/Icinga2Agent.bash'); + } + + protected function replaceBashTemplate($script, $parameters) + { + foreach ($parameters as $key => $value) { + $quotedKey = preg_quote($key, '~'); + if (is_array($value)) { + $list = []; + foreach ($value as $k => $v) { + if (!is_numeric($k)) { + $v = "$k,$v"; + } + $list[] = escapeshellarg($v); + } + $value = '(' . join(' ', $list) . ')'; + } else { + $value = escapeshellarg($value); + } + $script = preg_replace("~^#?$quotedKey='@$quotedKey@'$~m", "${key}=${value}", $script); + } + + return $script; + } + + protected function renderBashParameter($key, $value) + { + $ret = $key . '='; + + // Cheating, this doesn't really help. We should ship the rendered config + if (is_array($value) && count($value) === 1) { + $value = array_shift($value); + } + + if (is_array($value)) { + $vals = array(); + foreach ($value as $val) { + $vals[] = $this->renderPowershellString($val); + } + $ret .= '(' . implode(' ', $vals) . ')'; + } else { + $ret .= $this->renderPowershellString($value); + } + + return $ret; + } + + protected function getContribDir() + { + return dirname(dirname(dirname(__DIR__))) . '/contrib'; + } + + protected function getContribFile($path) + { + return file_get_contents($this->getContribDir() . '/' . $path); + } +} |