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/plugins-available/network_settings_plugin.inc.php |  254 ++++++++++++++++++++++++++++++++++++++------------
 1 files changed, 190 insertions(+), 64 deletions(-)

diff --git a/server/plugins-available/network_settings_plugin.inc.php b/server/plugins-available/network_settings_plugin.inc.php
index 94e37b4..16b553b 100644
--- a/server/plugins-available/network_settings_plugin.inc.php
+++ b/server/plugins-available/network_settings_plugin.inc.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
-Copyright (c) 2008, Till Brehm, projektfarm Gmbh
+Copyright (c) 2007, Till Brehm, projektfarm Gmbh
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without modification,
@@ -33,6 +33,15 @@
 	var $plugin_name = 'network_settings_plugin';
 	var $class_name = 'network_settings_plugin';
 	
+	
+	//* This function is called during ispconfig installation to determine
+	//  if a symlink shall be created for this plugin.
+	function onInstall() {
+		global $conf;
+		
+		return true;
+		
+	}
 	
 	/*
 	 	This function is called when the plugin is loaded
@@ -67,100 +76,217 @@
 		global $app, $conf;
 		
 		// get the config
-		$app->uses("getconf");
-		$server_config = $app->getconf->get_server_config($conf["server_id"], 'server');
+		$app->uses('getconf');
+		$server_config = $app->getconf->get_server_config($conf['server_id'], 'server');
 		
 		// Configure the debian network card settings
-		if(is_file('/etc/debian_version') && $server_config['auto_network_configuration'] == 'y') {
-			copy('/etc/network/interfaces','/etc/network/interfaces~');
+		if($server_config['auto_network_configuration'] == 'y') {
 			
-			$app->load('tpl');
+			if (is_file('/etc/debian_version')) 
+			{
+				copy('/etc/network/interfaces','/etc/network/interfaces~');
 			
-			$network_tpl = new tpl();
-			$network_tpl->newTemplate("debian_network_interfaces.master");
+				$app->load('tpl');
 				
-			$network_tpl->setVar('ip_address',$server_config["ip_address"]);
-			$network_tpl->setVar('netmask',$server_config["netmask"]);
-			$network_tpl->setVar('gateway',$server_config["gateway"]);
-			$network_tpl->setVar('broadcast',$this->broadcast($server_config["ip_address"],$server_config["netmask"]));
-			$network_tpl->setVar('network',$this->network($server_config["ip_address"],$server_config["netmask"]));
-			
-			$records = $app->db->queryAllRecords("SELECT ip_address FROM server_ip WHERE server_id = ".intval($conf["server_id"]));
-			$ip_records = array();
-			$additionl_ip_records = 0;
-			$n = 0;
-			if(is_array($records)) {
-				foreach($records as $rec) {
-					$ip_records[] = array(
-						'id' => $n,
-						'ip_address' => $rec['ip_address'],
-						'netmask' => $server_config["netmask"],
-						'gateway' => $server_config["gateway"],
-						'broadcast' => $this->broadcast($rec['ip_address'],$server_config["netmask"]),
-						'network' => $this->network($rec['ip_address'],$server_config["netmask"])
-					);
-					$additionl_ip_records = 1;
-					$n++;
+				$network_tpl = new tpl();
+				$network_tpl->newTemplate('debian_network_interfaces.master');
+					
+				$network_tpl->setVar('ip_address',$server_config['ip_address']);
+				$network_tpl->setVar('netmask',$server_config['netmask']);
+				$network_tpl->setVar('gateway',$server_config['gateway']);
+				$network_tpl->setVar('broadcast',$this->broadcast($server_config['ip_address'],$server_config['netmask']));
+				$network_tpl->setVar('network',$this->network($server_config['ip_address'],$server_config['netmask']));
+				
+				$records = $app->db->queryAllRecords("SELECT ip_address FROM server_ip WHERE server_id = ".intval($conf['server_id']) . ' ORDER BY server_ip_id ASC');
+				$ip_records = array();
+				$additionl_ip_records = 0;
+				$n = 0;
+				if(is_array($records)) {
+					foreach($records as $rec) {
+						/*
+						 * don't insert the main-ip again!
+						 */
+						if ($rec['ip_address'] != $server_config['ip_address'])
+						{
+							$ip_records[$n] = array(
+								'id' => $n,
+								'ip_address' => $rec['ip_address'],
+								'netmask' => $server_config['netmask'],
+								'gateway' => $server_config['gateway'],
+								'broadcast' => $this->broadcast($rec['ip_address'],$server_config['netmask']),
+								'network' => $this->network($rec['ip_address'],$server_config['netmask'])
+							);
+							$additionl_ip_records = 1;
+							$n++;
+						}
+					}
 				}
+				
+				/*
+				 * If we have more than 1 IP we have to add the main-ip at the end
+				 * of the network-ip-list. If we don't do so, there may be problems
+				 * in multi-server-settings (with the acces from other server to the
+				 * main-server) because the LAST IP in the list is the IP mysql uses
+				 * to determine the host, the user is logging in from.
+				 */
+				/*
+				// Disabled this part as it causes problems on multiserver setups
+				if ($additionl_ip_records != 0)
+				{
+					$swap['ip_address'] = $ip_records[$n-1]['ip_address'];
+					$swap['netmask'] = $ip_records[$n-1]['netmask'];
+					$swap['gateway'] = $ip_records[$n-1]['gateway'];
+					
+					$ip_records[$n-1] = array(
+						'id' => $n-1,
+						'ip_address' => $server_config['ip_address'],
+						'netmask' => $server_config['netmask'],
+						'gateway' => $server_config['gateway'],
+						'broadcast' => $this->broadcast($server_config['ip_address'],$server_config['netmask']),
+						'network' => $this->network($server_config['ip_address'],$server_config['netmask'])
+					);
+					$network_tpl->setVar('ip_address',$swap['ip_address']);
+					$network_tpl->setVar('netmask',$swap['netmask']);
+					$network_tpl->setVar('gateway',$swap['gateway']);
+					$network_tpl->setVar('broadcast',$this->broadcast($swap['ip_address'],$swap['netmask']));
+					$network_tpl->setVar('network',$this->network($swap['ip_address'],$swap['netmask']));
+				}
+				*/
+				
+				$network_tpl->setVar('additionl_ip_records',$additionl_ip_records);
+				$network_tpl->setLoop('interfaces',$ip_records);
+				file_put_contents('/etc/network/interfaces',$network_tpl->grab());
+				unset($network_tpl);
+				
+				$app->log('Changed Network settings',LOGLEVEL_DEBUG);
+				exec($conf['init_scripts'] . '/' . 'networking force-reload');
+			} 
+			elseif (is_file('/etc/gentoo-release')) 
+			{
+				copy('/etc/conf.d/net','/etc/conf.d/net~');
+				
+				$app->load('tpl');
+				
+				$network_tpl = new tpl();
+				$network_tpl->newTemplate('gentoo_network_interfaces.master');
+				
+				$network_tpl->setVar('ip_address',$server_config['ip_address']);
+				$network_tpl->setVar('netmask',$server_config['netmask']);
+				$network_tpl->setVar('gateway',$server_config['gateway']);
+				$network_tpl->setVar('broadcast',$this->broadcast($server_config['ip_address'],$server_config['netmask']));
+				
+				$records = $app->db->queryAllRecords("SELECT ip_address FROM server_ip WHERE server_id = ".intval($conf['server_id']) . " order by ip_address");
+				$ip_records = array();
+				$additionl_ip_records = 0;
+				$n = 0;
+				if(is_array($records)) {
+					foreach($records as $rec) {
+						/*
+						 * don't insert the main-ip again!
+						 */
+						if ($rec['ip_address'] != $server_config['ip_address'])
+						{
+							$ip_records[$n] = array(
+								'id' => $n,
+								'ip_address' => $rec['ip_address'],
+								'netmask' => $server_config['netmask'],
+								'gateway' => $server_config['gateway'],
+								'broadcast' => $this->broadcast($rec['ip_address'],$server_config['netmask'])
+							);
+							$additionl_ip_records = 1;
+							$n++;
+						}
+					}
+				}
+				
+				/*
+				 * If we have more than 1 IP we have to add the main-ip at the end
+				 * of the network-ip-list. If we don't do so, there may be problems
+				 * in multi-server-settings (with the acces from other server to the
+				 * main-server) because the LAST IP in the list is the IP mysql uses
+				 * to determine the host, the user is logging in from.
+				 */
+				if ($additionl_ip_records != 0)
+				{
+					$swap['ip_address'] = $ip_records[$n-1]['ip_address'];
+					$swap['netmask'] = $ip_records[$n-1]['netmask'];
+					$swap['gateway'] = $ip_records[$n-1]['gateway'];
+					
+					$ip_records[$n-1] = array(
+						'id' => $n-1,
+						'ip_address' => $server_config['ip_address'],
+						'netmask' => $server_config['netmask'],
+						'gateway' => $server_config['gateway'],
+						'broadcast' => $this->broadcast($server_config['ip_address'],$server_config['netmask'])
+					);
+					$network_tpl->setVar('ip_address',$swap['ip_address']);
+					$network_tpl->setVar('netmask',$swap['netmask']);
+					$network_tpl->setVar('gateway',$swap['gateway']);
+					$network_tpl->setVar('broadcast',$this->broadcast($swap['ip_address'],$swap['netmask']));
+				}
+				
+				$network_tpl->setVar('additionl_ip_records',$additionl_ip_records);
+				$network_tpl->setLoop('interfaces',$ip_records);
+				file_put_contents('/etc/conf.d/net',$network_tpl->grab());
+				unset($network_tpl);
+				
+				$app->log('Changed Network settings',LOGLEVEL_DEBUG);
+				exec($conf['init_scripts'] . '/' . 'net.eth0 restart');
+			} 
+			else {
+				$app->log('Network configuration not available for this Linux distribution.',LOGLEVEL_DEBUG);
 			}
 			
-			$network_tpl->setVar('additionl_ip_records',$additionl_ip_records);
-			$network_tpl->setLoop('interfaces',$ip_records);
-
-			file_put_contents('/etc/network/interfaces',$network_tpl->grab());
-			unset($network_tpl);
-			
-			$app->log("Changed Network settings",LOGLEVEL_DEBUG);
-			
-			exec('/etc/init.d/networking force-reload');
+		} else {
+			$app->log('Network configuration disabled in server settings.',LOGLEVEL_DEBUG);
 		}
 		
 	}
 	
 	function network($ip, $netmask){
 		$netmask = $this->netmask($netmask);
-		list($f1,$f2,$f3,$f4) = explode(".", $netmask);
-		$netmask_bin = str_pad(decbin($f1),8,"0",STR_PAD_LEFT).str_pad(decbin($f2),8,"0",STR_PAD_LEFT).str_pad(decbin($f3),8,"0",STR_PAD_LEFT).str_pad(decbin($f4),8,"0",STR_PAD_LEFT);
-		list($f1,$f2,$f3,$f4) = explode(".", $ip);
-		$ip_bin = str_pad(decbin($f1),8,"0",STR_PAD_LEFT).str_pad(decbin($f2),8,"0",STR_PAD_LEFT).str_pad(decbin($f3),8,"0",STR_PAD_LEFT).str_pad(decbin($f4),8,"0",STR_PAD_LEFT);
+		list($f1,$f2,$f3,$f4) = explode('.', $netmask);
+		$netmask_bin = str_pad(decbin($f1),8,'0',STR_PAD_LEFT).str_pad(decbin($f2),8,'0',STR_PAD_LEFT).str_pad(decbin($f3),8,'0',STR_PAD_LEFT).str_pad(decbin($f4),8,'0',STR_PAD_LEFT);
+		list($f1,$f2,$f3,$f4) = explode('.', $ip);
+		$ip_bin = str_pad(decbin($f1),8,'0',STR_PAD_LEFT).str_pad(decbin($f2),8,'0',STR_PAD_LEFT).str_pad(decbin($f3),8,'0',STR_PAD_LEFT).str_pad(decbin($f4),8,'0',STR_PAD_LEFT);
 		for($i=0;$i<32;$i++){
 			$network_bin .= substr($netmask_bin,$i,1) * substr($ip_bin,$i,1);
 		}
-		$network_bin = wordwrap($network_bin, 8, ".", 1);
-		list($f1,$f2,$f3,$f4) = explode(".", trim($network_bin));
-		return bindec($f1).".".bindec($f2).".".bindec($f3).".".bindec($f4);
+		$network_bin = wordwrap($network_bin, 8, '.', 1);
+		list($f1,$f2,$f3,$f4) = explode('.', trim($network_bin));
+		return bindec($f1).'.'.bindec($f2).'.'.bindec($f3).'.'.bindec($f4);
 	}
 
 	function broadcast($ip, $netmask){
 		$netmask = $this->netmask($netmask);
 		$binary_netmask = $this->binary_netmask($netmask);
-		list($f1,$f2,$f3,$f4) = explode(".", $ip);
-		$ip_bin = str_pad(decbin($f1),8,"0",STR_PAD_LEFT).str_pad(decbin($f2),8,"0",STR_PAD_LEFT).str_pad(decbin($f3),8,"0",STR_PAD_LEFT).str_pad(decbin($f4),8,"0",STR_PAD_LEFT);
-		$broadcast_bin = str_pad(substr($ip_bin, 0, $binary_netmask),32,"1",STR_PAD_RIGHT);
-		$broadcast_bin = wordwrap($broadcast_bin, 8, ".", 1);
-		list($f1,$f2,$f3,$f4) = explode(".", trim($broadcast_bin));
-		return bindec($f1).".".bindec($f2).".".bindec($f3).".".bindec($f4);
+		list($f1,$f2,$f3,$f4) = explode('.', $ip);
+		$ip_bin = str_pad(decbin($f1),8,'0',STR_PAD_LEFT).str_pad(decbin($f2),8,'0',STR_PAD_LEFT).str_pad(decbin($f3),8,'0',STR_PAD_LEFT).str_pad(decbin($f4),8,'0',STR_PAD_LEFT);
+		$broadcast_bin = str_pad(substr($ip_bin, 0, $binary_netmask),32,'1',STR_PAD_RIGHT);
+		$broadcast_bin = wordwrap($broadcast_bin, 8, '.', 1);
+		list($f1,$f2,$f3,$f4) = explode('.', trim($broadcast_bin));
+		return bindec($f1).'.'.bindec($f2).'.'.bindec($f3).'.'.bindec($f4);
 	}
 	
 	function netmask($netmask){
-		list($f1,$f2,$f3,$f4) = explode(".", trim($netmask));
-		$bin = str_pad(decbin($f1),8,"0",STR_PAD_LEFT).str_pad(decbin($f2),8,"0",STR_PAD_LEFT).str_pad(decbin($f3),8,"0",STR_PAD_LEFT).str_pad(decbin($f4),8,"0",STR_PAD_LEFT);
-		$parts = explode("0", $bin);
-		$bin = str_pad($parts[0], 32, "0", STR_PAD_RIGHT);
-		$bin = wordwrap($bin, 8, ".", 1);
-		list($f1,$f2,$f3,$f4) = explode(".", trim($bin));
-		return bindec($f1).".".bindec($f2).".".bindec($f3).".".bindec($f4);
+		list($f1,$f2,$f3,$f4) = explode('.', trim($netmask));
+		$bin = str_pad(decbin($f1),8,'0',STR_PAD_LEFT).str_pad(decbin($f2),8,'0',STR_PAD_LEFT).str_pad(decbin($f3),8,'0',STR_PAD_LEFT).str_pad(decbin($f4),8,'0',STR_PAD_LEFT);
+		$parts = explode('0', $bin);
+		$bin = str_pad($parts[0], 32, '0', STR_PAD_RIGHT);
+		$bin = wordwrap($bin, 8, '.', 1);
+		list($f1,$f2,$f3,$f4) = explode('.', trim($bin));
+		return bindec($f1).'.'.bindec($f2).'.'.bindec($f3).'.'.bindec($f4);
 	}
 
 	function binary_netmask($netmask){
-		list($f1,$f2,$f3,$f4) = explode(".", trim($netmask));
-		$bin = str_pad(decbin($f1),8,"0",STR_PAD_LEFT).str_pad(decbin($f2),8,"0",STR_PAD_LEFT).str_pad(decbin($f3),8,"0",STR_PAD_LEFT).str_pad(decbin($f4),8,"0",STR_PAD_LEFT);
-		$parts = explode("0", $bin);
-		return substr_count($parts[0], "1");
+		list($f1,$f2,$f3,$f4) = explode('.', trim($netmask));
+		$bin = str_pad(decbin($f1),8,'0',STR_PAD_LEFT).str_pad(decbin($f2),8,'0',STR_PAD_LEFT).str_pad(decbin($f3),8,'0',STR_PAD_LEFT).str_pad(decbin($f4),8,'0',STR_PAD_LEFT);
+		$parts = explode('0', $bin);
+		return substr_count($parts[0], '1');
 	}
 
 } // end class
 
 
 
-?>
\ No newline at end of file
+?>

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