From b31bb1f27f066a2d49f5ab9ee0ca15e985efc788 Mon Sep 17 00:00:00 2001
From: tbrehm <t.brehm@ispconfig.org>
Date: Mon, 26 Sep 2011 06:50:23 -0400
Subject: [PATCH] Fixed: FS#1619 - Add apache SNI / SAN support for SSL.

---
 server/lib/classes/monitor_tools.inc.php |  401 +++++++++++++++++++++++++++++++++++++++------------------
 1 files changed, 275 insertions(+), 126 deletions(-)

diff --git a/server/lib/classes/monitor_tools.inc.php b/server/lib/classes/monitor_tools.inc.php
index a9bdaed..4e82e0a 100644
--- a/server/lib/classes/monitor_tools.inc.php
+++ b/server/lib/classes/monitor_tools.inc.php
@@ -149,35 +149,67 @@
 		return array('name' => $distname, 'version' => $distver, 'id' => $distid, 'baseid' => $distbaseid);
 	}
 
+    //** Email Quota
+    public function monitorEmailQuota() {
+        global $conf;
+
+		//* Initialize data array
+		$data = array();
+
+		//* the id of the server as int
+		$server_id = intval($conf['server_id']);
+
+		//* The type of the data
+		$type = 'email_quota';
+
+		//* The state of the email_quota.
+		$state = 'ok';
+
+        //* Dovecot quota check Courier in progress lathama@gmail.com
+        if($dir = opendir("/var/vmail")){
+            while (($quotafiles = readdir($dir)) !== false){
+                if(preg_match('/.\_quota$/', $quotafiles)){
+                    $quotafile = (file("/var/vmail/" . $quotafiles));
+                    $emailaddress = preg_replace('/_quota/',"", $quotafiles);
+                    $emailaddress = preg_replace('/_/',"@", $emailaddress);
+                    $data[$emailaddress]['used'] = trim($quotafile['1']);
+                }
+            }
+            closedir($dir);
+        }
+		$res['server_id'] = $server_id;
+		$res['type'] = $type;
+		$res['data'] = $data;
+		$res['state'] = $state;
+        return $res;
+    }
+
+    //** Filesystem Quota
 	public function monitorHDQuota() {
 		global $conf;
 
-		/* Initialize data array */
+		//* Initialize data array
 		$data = array();
 
-		/* the id of the server as int */
+		//* the id of the server as int
 		$server_id = intval($conf['server_id']);
 
-		/** The type of the data */
+		//* The type of the data
 		$type = 'harddisk_quota';
 
-		/** The state of the harddisk_quota. */
+		//* The state of the harddisk_quota.
 		$state = 'ok';
 
-		/** Fetch the data for all users */
+		//* Fetch the data for all users
 		$dfData = shell_exec('repquota -au');
 
-		// split into array
+		//* Split into array
 		$df = explode("\n", $dfData);
 
-		/*
-		 * ignore the first 5 lines, process the rest
-		 */
+		//* ignore the first 5 lines, process the rest
 		for ($i = 5; $i <= sizeof($df); $i++) {
 			if ($df[$i] != '') {
-				/*
-				 * Make a array of the data
-				 */
+				//* Make a array of the data
 				$s = preg_split('/[\s]+/', $df[$i]);
 				$username = $s[0];
 				if (substr($username, 0, 3) == 'web') {
@@ -194,20 +226,16 @@
 			}
 		}
 
-		/** Fetch the data for all users */
+		//** Fetch the data for all users
 		$dfData = shell_exec('repquota -ag');
 
-		// split into array
+		//* split into array
 		$df = explode("\n", $dfData);
 
-		/*
-		 * ignore the first 5 lines, process the rest
-		 */
+		//* ignore the first 5 lines, process the rest
 		for ($i = 5; $i <= sizeof($df); $i++) {
 			if ($df[$i] != '') {
-				/*
-				 * Make a array of the data
-				 */
+				//* Make a array of the data
 				$s = preg_split('/[\s]+/', $df[$i]);
 				$groupname = $s[0];
 				if (substr($groupname, 0, 6) == 'client') {
@@ -224,9 +252,7 @@
 			}
 		}
 
-		/*
-		 * Return the Result
-		 */
+		//* Return the Result
 		$res['server_id'] = $server_id;
 		$res['type'] = $type;
 		$res['data'] = $data;
@@ -381,6 +407,15 @@
 				 * calculate the state
 				 */
 				$usePercent = floatval($data[$i]['percent']);
+				
+				//* get the free memsize
+				if(substr($data[$i]['available'],-1) == 'G') {
+					$freesize = floatval($data[$i]['available'])*1024;
+				} elseif(substr($data[$i]['available'],-1) == 'T') {
+					$freesize = floatval($data[$i]['available'])*1024*1024;
+				} else {
+					$freesize = floatval($data[$i]['available']);
+				}
 
 				//* We don't want to check some filesystem which have no sensible filling levels
 				switch ($data[$i]['type']) {
@@ -392,13 +427,13 @@
 					case 'udev':
 						break;
 					default:
-						if ($usePercent > 75)
+						if ($usePercent > 75 && $freesize < 2000)
 							$state = $this->_setState($state, 'info');
-						if ($usePercent > 80)
+						if ($usePercent > 80 && $freesize < 1000)
 							$state = $this->_setState($state, 'warning');
-						if ($usePercent > 90)
+						if ($usePercent > 90 && $freesize < 500)
 							$state = $this->_setState($state, 'critical');
-						if ($usePercent > 95)
+						if ($usePercent > 95 && $freesize < 100)
 							$state = $this->_setState($state, 'error');
 						break;
 				}
@@ -967,37 +1002,94 @@
 				 * Then calc the state.
 				 */
 				$state = 'ok';
-				foreach ($data['output'] as $item) {
-					/*
-					 * The output contains information for every RAID and every HDD.
-					 * We only need the state of the RAID
-					 */
-					if (strpos($item, 'raidlevel:') !== false) {
+				if(is_array($data['output'])) {
+					foreach ($data['output'] as $item) {
 						/*
-						 * We found a raid, process the state of it
-						 */
-						if (strpos($item, ' ONLINE ') !== false) {
-							$this->_setState($state, 'ok');
-						} elseif (strpos($item, ' OPTIMAL ') !== false) {
-							$this->_setState($state, 'ok');
-						} elseif (strpos($item, ' INITIAL ') !== false) {
-							$this->_setState($state, 'info');
-						} elseif (strpos($item, ' INACTIVE ') !== false) {
-							$this->_setState($state, 'critical');
-						} elseif (strpos($item, ' RESYNC ') !== false) {
-							$this->_setState($state, 'info');
-						} elseif (strpos($item, ' DEGRADED ') !== false) {
-							$this->_setState($state, 'critical');
-						} else {
-							/* we don't know the state. so we set the state to critical, that the
-							 * admin is warned, that something is wrong
-							 */
-							$this->_setState($state, 'critical');
+						* The output contains information for every RAID and every HDD.
+						* We only need the state of the RAID
+						*/
+						if (strpos($item, 'raidlevel:') !== false) {
+							/*
+							* We found a raid, process the state of it
+							*/
+							if (strpos($item, ' ONLINE ') !== false) {
+								$this->_setState($state, 'ok');
+							} elseif (strpos($item, ' OPTIMAL ') !== false) {
+								$this->_setState($state, 'ok');
+							} elseif (strpos($item, ' INITIAL ') !== false) {
+								$this->_setState($state, 'info');
+							} elseif (strpos($item, ' INACTIVE ') !== false) {
+								$this->_setState($state, 'critical');
+							} elseif (strpos($item, ' RESYNC ') !== false) {
+								$this->_setState($state, 'info');
+							} elseif (strpos($item, ' DEGRADED ') !== false) {
+								$this->_setState($state, 'critical');
+							} else {
+								/* we don't know the state. so we set the state to critical, that the
+								* admin is warned, that something is wrong
+								*/
+								$this->_setState($state, 'critical');
+							}
 						}
 					}
 				}
 			}
 		}
+		
+		/*
+		* 3ware Controller
+		*/
+		system('which tw_cli', $retval);
+		if($retval === 0) {
+
+			$data['output'] = shell_exec('tw_cli info c0');
+
+			$state = 'ok';
+			foreach ($data['output'] as $item) {
+				if (strpos($item, 'RAID') !== false) {
+					if (strpos($item, ' VERIFYING ') !== false) {
+						$this->_setState($state, 'info');
+					}
+					else if (strpos($item, ' MIGRATE-PAUSED ') !== false) {
+						$this->_setState($state, 'info');
+					}
+					else if (strpos($item, ' MIGRATING ') !== false) {
+						$this->_setState($state, 'ok');
+					}
+					else if (strpos($item, ' INITIALIZING ') !== false) {
+						$this->_setState($state, 'info');
+					}
+					else if (strpos($item, ' INIT-PAUSED ') !== false) {
+						$this->_setState($state, 'info');
+					}
+					else if (strpos($item, ' REBUILDING ') !== false) {
+						$this->_setState($state, 'info');
+					}
+					else if (strpos($item, ' REBUILD-PAUSED ') !== false) {
+						$this->_setState($state, 'warning');
+					}
+					else if (strpos($item, ' RECOVERY ') !== false) {
+						$this->_setState($state, 'warning');
+					}
+					else if (strpos($item, ' DEGRADED ') !== false) {
+						$this->_setState($state, 'critical');
+					}
+					else if (strpos($item, ' UNKNOWN ') !== false) {
+						$this->_setState($state, 'critical');
+					}
+					else if (strpos($item, ' OK ') !== false) {
+						$this->_setState($state, 'ok');
+					}
+					else if (strpos($item, ' OPTIMAL ') !== false) {
+						$this->_setState($state, 'ok');
+					}
+					else {
+						$this->_setState($state, 'critical');
+					}
+				}
+			}
+		}
+		
 
 		/*
 		 * Return the Result
@@ -1098,6 +1190,56 @@
 		$res['state'] = $state;
 		return $res;
 	}
+
+	public function monitorIPTables() {
+        global $conf;
+
+        /* the id of the server as int */
+        $server_id = intval($conf['server_id']);
+
+        /** The type of the data */
+        $type = 'iptables_rules';
+
+        /* This monitoring is only available if fail2ban is installed */
+        system('which iptables', $retval); // Debian, Ubuntu, Fedora
+        if ($retval === 0) {
+            /*  Get the data of the log */
+            $data['output'] = '<h2>iptables -S (ipv4)</h2>'.shell_exec('iptables -S');
+
+            /*
+             * At this moment, there is no state (maybe later)
+             */
+            $state = 'no_state';
+        } else {
+            $state = 'no_state';
+            $data = '';
+        }
+        
+        
+        /* This monitoring is only available if fail2ban is installed */
+        system('which ip6tables', $retval); // Debian, Ubuntu, Fedora
+        if ($retval === 0) {
+            /*  Get the data of the log */
+            $data['output'] .= '<br><h2>ip6tables -S (ipv6)</h2>'.shell_exec('ip6tables -S');
+
+            /*
+             * At this moment, there is no state (maybe later)
+             */
+            $state = 'no_state';
+        } else {
+            $state = 'no_state';
+            $data = '';
+        }
+
+        /*
+         * Return the Result
+         */
+        $res['server_id'] = $server_id;
+        $res['type'] = $type;
+        $res['data'] = $data;
+        $res['state'] = $state;
+        return $res;
+    }
 
 	public function monitorSysLog() {
 		global $app;
@@ -1539,26 +1681,36 @@
 	}
 
 	private function _checkTcp($host, $port) {
-
+		/* Try to open a connection */
 		$fp = @fsockopen($host, $port, $errno, $errstr, 2);
 
 		if ($fp) {
 			/*
-			 * We got a connection, but maybe apache is not able to send data over this
-			 * connection?
+			 * We got a connection, this means, everything is O.K.
+			 * But maybe we are able to do more deep testing?
 			 */
-			fwrite($fp, "GET / HTTP/1.0\r\n\r\n");
-			stream_set_timeout($fp, 2);
-			$res = fread($fp, 10);
-			$info = stream_get_meta_data($fp);
-			fclose($fp);
-			if ($info['timed_out']) {
-				return false; // Apache was not able to send data over this connection
-			} else {
-				return true; // Apache was able to send data over this connection
+			if ($port == 80) {
+				/*
+				 * Port 80 means, testing APACHE
+				 * So we can do a deepter test and try to get data over this connection.
+				 * (if apache hangs, we get a connection but a timeout by trying to GET the data!)
+				 */
+				fwrite($fp, "GET / HTTP/1.0\r\n\r\n");
+				stream_set_timeout($fp, 5); // Timeout after 5 seconds
+				$res = fread($fp, 10);  // try to get 10 bytes (enough to test!)
+				$info = stream_get_meta_data($fp);
+				if ($info['timed_out']) {
+					return false; // Apache was not able to send data over this connection
+				}
 			}
+
+			/* The connection is no longer needed */
+			fclose($fp);
+			/* We are able to establish a connection */
+			return true;
 		} else {
-			return false; // Apache was not able to establish a connection
+			/* We are NOT able to establish a connection */
+			return false;
 		}
 	}
 
@@ -1585,67 +1737,64 @@
 			return false;
 		}
 	}
-	
-    /*
-     * Set the state to the given level (or higher, but not lesser).
-     * * If the actual state is critical and you call the method with ok,
-     *   then the state is critical.
-     *
-     * * If the actual state is critical and you call the method with error,
-     *   then the state is error.
-     */
-    private function _setState($oldState, $newState)
-    {
-        /*
-         * Calculate the weight of the old state
-         */
-        switch ($oldState) {
-            case 'no_state': $oldInt = 0;
-                break;
-            case 'ok': $oldInt = 1;
-                break;
-            case 'unknown': $oldInt = 2;
-                break;
-            case 'info': $oldInt = 3;
-                break;
-            case 'warning': $oldInt = 4;
-                break;
-            case 'critical': $oldInt = 5;
-                break;
-            case 'error': $oldInt = 6;
-                break;
-        }
-        /*
-         * Calculate the weight of the new state
-         */
-        switch ($newState) {
-            case 'no_state': $newInt = 0 ;
-                break;
-            case 'ok': $newInt = 1 ;
-                break;
-            case 'unknown': $newInt = 2 ;
-                break;
-            case 'info': $newInt = 3 ;
-                break;
-            case 'warning': $newInt = 4 ;
-                break;
-            case 'critical': $newInt = 5 ;
-                break;
-            case 'error': $newInt = 6 ;
-                break;
-        }
 
-        /*
-         * Set to the higher level
-         */
-        if ($newInt > $oldInt){
-            return $newState;
-        }
-        else
-        {
-            return $oldState;
-        }
-    }
+	/**
+	 * Set the state to the given level (or higher, but not lesser).
+	 * * If the actual state is critical and you call the method with ok,
+	 *   then the state is critical.
+	 *
+	 * * If the actual state is critical and you call the method with error,
+	 *   then the state is error.
+	 */
+	private function _setState($oldState, $newState) {
+		/*
+		 * Calculate the weight of the old state
+		 */
+		switch ($oldState) {
+			case 'no_state': $oldInt = 0;
+				break;
+			case 'ok': $oldInt = 1;
+				break;
+			case 'unknown': $oldInt = 2;
+				break;
+			case 'info': $oldInt = 3;
+				break;
+			case 'warning': $oldInt = 4;
+				break;
+			case 'critical': $oldInt = 5;
+				break;
+			case 'error': $oldInt = 6;
+				break;
+		}
+		/*
+		 * Calculate the weight of the new state
+		 */
+		switch ($newState) {
+			case 'no_state': $newInt = 0;
+				break;
+			case 'ok': $newInt = 1;
+				break;
+			case 'unknown': $newInt = 2;
+				break;
+			case 'info': $newInt = 3;
+				break;
+			case 'warning': $newInt = 4;
+				break;
+			case 'critical': $newInt = 5;
+				break;
+			case 'error': $newInt = 6;
+				break;
+		}
+
+		/*
+		 * Set to the higher level
+		 */
+		if ($newInt > $oldInt) {
+			return $newState;
+		} else {
+			return $oldState;
+		}
+	}
 
 	private function _getIntArray($line) {
 		/** The array of float found */
@@ -1663,4 +1812,4 @@
 
 }
 
-?>
+?>
\ No newline at end of file

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