1 files changed, 70 insertions, 0 deletions
diff --git a/library/Audit/ProvidedHook/AuditLog.php b/library/Audit/ProvidedHook/AuditLog.php
new file mode 100644
index 0000000..a03502e
--- /dev/null
+++ b/library/Audit/ProvidedHook/AuditLog.php
@@ -0,0 +1,70 @@
+<?php
+
+/* Icinga Web 2 | (c) 2018 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Audit\ProvidedHook;
+
+use InvalidArgumentException;
+use Icinga\Application\Config;
+use Icinga\Application\Hook\AuditHook;
+use Icinga\Util\File;
+
+class AuditLog extends AuditHook
+{
+    public function logMessage($time, $identity, $type, $message, array $data = null)
+    {
+        $logConfig = Config::module('audit')->getSection('log');
+        if ($logConfig->type === 'file') {
+            $file = new File($logConfig->get('path', '/var/log/icingaweb2/audit.log'), 'a');
+            $file->fwrite(date('c', $time) . ' - ' . $identity . ' - ' . $type . ' - ' . $message . PHP_EOL);
+            $file->fflush();
+        } elseif ($logConfig->type === 'syslog') {
+            openlog(
+                $logConfig->get('ident', 'icingaweb2-audit'),
+                LOG_PID,
+                $this->resolveSyslogFacility($logConfig->get('facility', 'auth'))
+            );
+            $date = date('c', $time);
+            syslog(LOG_INFO, "[$date] <$identity> <$type> $message");
+        }
+    }
+
+    /**
+     * Resolve the given syslog facility name to a valid identifier
+     *
+     * @param   string  $name
+     *
+     * @return  int
+     *
+     * @throws  InvalidArgumentException    In case of an unknown name
+     */
+    protected function resolveSyslogFacility($name)
+    {
+        switch ($name) {
+            case 'auth':
+                return LOG_AUTH;
+            case 'authpriv':
+                return LOG_AUTHPRIV;
+            case 'user':
+                return LOG_USER;
+            case 'local0':
+                return LOG_LOCAL0;
+            case 'local1':
+                return LOG_LOCAL1;
+            case 'local2':
+                return LOG_LOCAL2;
+            case 'local3':
+                return LOG_LOCAL3;
+            case 'local4':
+                return LOG_LOCAL4;
+            case 'local5':
+                return LOG_LOCAL5;
+            case 'local6':
+                return LOG_LOCAL6;
+            case 'local7':
+                return LOG_LOCAL7;
+            default:
+                throw new InvalidArgumentException("Unknown syslog facility '$name'");
+        }
+    }
+}