haproxy-devel,

-acls/actions in backend
-prevent filling backend selections items that have value none when renaming a backend
-example template for using multiple domains on 1 frontend

5 files changed, 532 insertions, 22 deletions

diff --git a/config/haproxy-devel/pkg/haproxy.inc b/config/haproxy-devel/pkg/haproxy.inc
index afa10fb7..ba36c089 100644
--- a/config/haproxy-devel/pkg/haproxy.inc
+++ b/config/haproxy-devel/pkg/haproxy.inc
@@ -66,7 +66,12 @@ $a_acltypes["path_matches"] = array('name' => 'Path matches:',
 $a_acltypes["path_regex"] = array('name' => 'Path regex:',
 				'mode' => 'http', 'syntax' => 'path_reg -i %1$s');
 $a_acltypes["path_contains"] = array('name' => 'Path contains:',
-				'mode' => 'http', 'syntax' => 'path_dir -i %1$s');
+				'mode' => 'http', 'syntax' => 'path_sub -i %1$s');
+$a_acltypes["url_parameter"] = array('name' => 'Url parameter contains:',
+				'mode' => 'http', 'syntax' => 'url_param({parameter}) -i %1$s',
+	'fields' => array(
+		array('name'=>"parameter",'columnheader'=>"Parameter name",'type'=>"textbox",'size'=>"50",'mask'=>'urlparameter')
+	));
 $a_acltypes["ssl_c_verify_code"] = array('name' => 'SSL Client certificate verify error result:',
 				'mode' => 'http', 'syntax' => 'ssl_c_verify %1$s', 'require_client_cert' => '1');
 				// ssl_c_verify result codes: https://www.openssl.org/docs/apps/verify.html#DIAGNOSTICS
@@ -351,7 +356,7 @@ $a_action["tcp-response_content_accept"] = array('name' => "tcp-response content
 $a_action["tcp-response_content_close"] = array('name' => "tcp-response content close", 'mode'=> '', 'syntax' => 'tcp-response content close');
 $a_action["tcp-response_content_reject"] = array('name' => "tcp-response content reject", 'mode'=> '', 'syntax' => 'tcp-response content reject');
 if (haproxy_version() >= '1.6') {
-	$a_action["tcp-response_content_lua"] = array('name' => "tcp-response content lua script", 'mode'=> '',
+	$a_action["tcp-response_content_lua"] = array('name' => "tcp-response content lua script", 'mode'=> '', 'syntax' => 'tcp-response content lua.{lua-function}',
 	'fields' => array(
 		'lua-function' => array('name'=>"lua-function",'columnheader'=>"lua function",'type'=>"textbox",'size'=>"50",'mask'=>'lua-function')
 	));
@@ -992,6 +997,142 @@ function write_backend($configpath, $fd, $name, $pool, $backendsettings) {
 		}
 	}
 
+	global $a_action;
+	$config_acls = array();
+
+	$cert_acls = "";
+	$aclcrt_name = "";
+	$a_acl = get_backend_acls($pool, $frontendtype);
+	if (!is_array($a_acl)) {
+		$a_acl = array();
+	}
+	// ACL's
+	foreach ($a_acl as $entry) {
+		$aclitem = $entry['ref'];
+		$expression = $aclitem['expression'];
+		
+		$aclname = $aclitem['name'];
+		$acltype = haproxy_find_acl($expression);
+		if (!isset($acltype))
+			continue;
+		
+		// Filter out acls for different modes
+		if ($acltype['mode'] != '' && $acltype['mode'] != strtolower($frontendtype)) {
+			continue;
+		}
+		if ($acltype['inspect-delay'] != '') {
+			$inspectdelay = $acltype['inspect-delay'];
+		}
+		if ($acltype['advancedoptions'] != '') {
+			$advancedextra[$acltype['syntax']] = $acltype['advancedoptions']."\n";
+		}
+		if ($acltype['require_client_cert']) {
+			$needs_clientcert[$aclname] = true;
+		}
+		if ($aclitem['certacl']) {
+			$aclname = "aclcrt_{$frontend['name']}";
+			$aclcrt_name = $aclname;
+		}
+		
+		if (($expression == "source_ip") && is_alias($aclitem['value'])) {
+			$filename = "$configpath/ipalias_{$aclitem['value']}.lst";
+			$listitems = haproxy_hostoralias_to_list($aclitem['value']);
+			$fd_alias = fopen("$filename", "w");
+			foreach($listitems as $item) {
+				fwrite($fd_alias, $item."\r\n");
+			}
+			fclose($fd_alias);
+			$expr = "src -f $filename";
+		} else {
+			$expr = sprintf($acltype['syntax'], $aclitem['value']);
+			if (is_array($acltype['fields'])) {
+				foreach ($acltype['fields'] as $field) {
+					$fieldname = $field['name'];
+					$parameter = $aclitem[$expression . $fieldname];
+					if ($fieldname == "backend") {
+						$backendname = $parameter . "_" . strtolower($bind['type'])."_".$ipversion;
+						$parameter = $backendname;
+					}
+					$expr = str_replace("{{$fieldname}}", $parameter, $expr);
+				}
+			}
+		}
+		$config_acls ["\tacl\t\t\t" . $aclname . "\t" .  $expr . "\n"] = 1;
+	}
+	// Write acl's first, so they may be used by advanced text options written by user.
+	foreach($config_acls as $acl => $dummy) {
+		fwrite ($fd, $acl);
+	}
+
+	$a_actionitems = $pool['a_actionitems']['item'];
+	if (!is_array($a_actionitems)) {
+		$a_actionitems = array();
+	}
+	foreach ($a_actionitems as $actionitem) {
+		$actionid = $actionitem['action'];
+		$action = $a_action[$actionid];
+		
+		$action_cfg = $action['syntax'];
+		
+		if (is_array($action['fields'])) {
+			foreach ($action['fields'] as $field) {
+				$fieldname = $field['name'];
+				$parameter = $actionitem[$actionid . $field['name']];
+				
+				if ($fieldname == "backend") {
+					$backend = $parameter;
+					$backendname = $parameter . "_" . strtolower($bind['type'])."_".$ipversion;
+					if (!isset($a_pendingpl[$backendname])) {
+						$a_pendingpl[$backendname] = array();
+						$a_pendingpl[$backendname]['name'] = $backendname;
+						$a_pendingpl[$backendname]['backend'] = $backend;
+						$a_pendingpl[$backendname]['frontend'] = $bind;
+						$a_pendingpl[$backendname]['ipversion'] = $ipversion;
+					}
+					$parameter = $backendname;
+				}
+				$action_cfg = str_replace("{{$fieldname}}", $parameter, $action_cfg);
+			}
+		}
+		$condition = "";
+		if (!empty($actionitem['acl']) || !empty($systemacl)) {
+			$useclientcert = "";
+			$useracls = "";
+			$aclnames = explode(' ', $actionitem['acl']);
+			foreach($aclnames as $aclname) {
+				if ($needs_clientcert[$aclname]) {
+					$useclientcert = " aclsystem_ssl_c_used";
+				}
+				$not = "";
+				foreach ($a_acl as $entry) {
+					if ($entry['ref']['name'] == $aclname && $entry['ref']['not'] == 'yes') {
+						$not = "!";
+					}
+				}
+				$useracls .= " {$not}{$aclname}";
+			}
+			$condition = " if {$useracls}{$useclientcert} {$systemacl}";
+		}
+		
+		$action = "\t{$action_cfg} {$condition}\n";
+		
+		if ($actionid == "use_backend") {							
+			if (empty($condition)) {
+				$config_usedefaultbackends .= "\tdefault_backend {$parameter}{$condition}\n";
+			} else {
+				if (!empty($actionitem['acl'])){
+					$config_usebackends .= $action;
+				} else {
+					// add use_backend if ipv4/6 before default_backend if any exists..
+					$config_usedefaultbackends .= $action;
+				}
+			}
+		} else {
+			$config_actions .= $action;
+		}
+	}
+	fwrite ($fd, $config_actions);
+	
 	if ($pool['advanced']) {
 		$advanced = base64_decode($pool['advanced']);
 		$advanced_txt = " " . $advanced;
@@ -1346,15 +1487,15 @@ function haproxy_writeconf($configpath) {
 		}
 		
 		// lua-load
-		foreach($a_files as $file) {
-			if ($file['type'] == "luascript") {
-				$luafile = $configpath . "/luascript_" . $file['name'];
-				file_put_contents($luafile, base64_decode($file['content']), 0);
-				fwrite ($fd, "\tlua-load\t\t{$luafile}\n");
-				
+		if (is_array($a_files)) {
+			foreach($a_files as $file) {
+				if ($file['type'] == "luascript") {
+					$luafile = $configpath . "/luascript_" . $file['name'];
+					file_put_contents($luafile, base64_decode($file['content']), 0);
+					fwrite ($fd, "\tlua-load\t\t{$luafile}\n");
+				}
 			}
 		}
-		
 
 		// Keep the advanced options on the bottom of the global settings, to allow additional sections to be easely added
 		if ($a_global['advanced']) {
@@ -2547,6 +2688,32 @@ function get_frontend_acls($frontend) {
 	return $result;
 }
 
+function get_backend_acls($backend, $type) {
+	$result = array();
+	$a_acl = &$backend['a_acl']['item'];
+	if (is_array($a_acl))
+	{
+		foreach ($a_acl as $entry) {
+			$acl = haproxy_find_acl($entry['expression']);
+			if (!$acl) {
+				continue;
+			}
+
+			// Filter out acls for different modes
+			if ($acl['mode'] != '' && $acl['mode'] != $type) {
+				continue;
+			}
+			$not = $entry['not'] == "yes" ? "not: " : "";
+			$acl_item = array();
+			$acl_item['descr'] = $acl['name'] . " " . (isset($acl['novalue']) ? "" : $not . $entry['value']);
+			$acl_item['ref'] = $entry;
+			
+			$result[] = $acl_item;
+		}
+	}
+	return $result;
+}
+
 function get_backend_id($name) {
 	global $config;
 	$a_backend = &$config['installedpackages']['haproxy']['ha_pools']['item'];
diff --git a/config/haproxy-devel/pkg/haproxy_htmllist.inc b/config/haproxy-devel/pkg/haproxy_htmllist.inc
index a17a5089..4abfedd8 100644
--- a/config/haproxy-devel/pkg/haproxy_htmllist.inc
+++ b/config/haproxy-devel/pkg/haproxy_htmllist.inc
@@ -134,7 +134,7 @@ class HaproxyHtmlList
 			} elseif ($itemtype == "checkbox") {
 				echo $itemvalue=='yes' ? gettext('yes') : gettext('no');
 			} elseif ($itemtype == "textarea") {
-				echo '<div style="overlow:scroll;max-height:120px;overflow-y: scroll;">';
+				echo "<div style='overlow:scroll;max-height:120px;max-width:{$item['colwidth']};overflow-y: scroll;'>";
 				echo str_replace(" ","&nbsp;", str_replace("\n","<br/>", htmlspecialchars(base64_decode($itemvalue))));
 				echo '</div>';
 			} elseif ($itemtype ==  "fixedtext") {
@@ -180,7 +180,7 @@ class HaproxyHtmlList
 						$itemname = $item['name'];
 						$itemvalue = $value[$itemname];
 						if (isset($item['customdrawcell'])) {
-							$item['customdrawcell']($this, $item, $itemvalue, false);
+							$item['customdrawcell']($this, $item, $itemvalue, false, $itemname, $counter);
 						} else {
 							$this->haproxy_htmllist_drawcell($item, $itemvalue, false, $itemname, $counter);
 						}
diff --git a/config/haproxy-devel/www/haproxy_listeners.php b/config/haproxy-devel/www/haproxy_listeners.php
index 2a91aa3f..5aef0a82 100644
--- a/config/haproxy-devel/www/haproxy_listeners.php
+++ b/config/haproxy-devel/www/haproxy_listeners.php
@@ -311,7 +311,7 @@ function js_callback(req) {
 								echo "<a href='haproxy_pool_edit.php?id={$backend}'>{$backend}</a>";
 								
 								if (!empty($actionitem['acl'])) {
-									echo " if({$actionitem['acl']})";
+									echo "&nbsp;if({$actionitem['acl']})";
 								}
 							}
 						}
diff --git a/config/haproxy-devel/www/haproxy_pool_edit.php b/config/haproxy-devel/www/haproxy_pool_edit.php
index 13444f4d..71da9732 100644
--- a/config/haproxy-devel/www/haproxy_pool_edit.php
+++ b/config/haproxy-devel/www/haproxy_pool_edit.php
@@ -48,7 +48,7 @@ if (isset($_POST['id']))
 	$id = $_POST['id'];
 else
 	$id = $_GET['id'];
-	
+
 $tmp = get_backend_id($id);
 if (is_numeric($tmp))
 	$id = $tmp;
@@ -204,9 +204,113 @@ $errorfileslist = new HaproxyHtmlList("table_errorfile", $fields_errorfile);
 $errorfileslist->keyfield = "errorcode";
 
 
+
+$fields_aclSelectionList=array();
+$fields_aclSelectionList[0]['name']="name";
+$fields_aclSelectionList[0]['columnheader']="Name";
+$fields_aclSelectionList[0]['colwidth']="30%";
+$fields_aclSelectionList[0]['type']="textbox";
+$fields_aclSelectionList[0]['size']="20";
+
+$fields_aclSelectionList[1]['name']="expression";
+$fields_aclSelectionList[1]['columnheader']="Expression";
+$fields_aclSelectionList[1]['colwidth']="30%";
+$fields_aclSelectionList[1]['type']="select";
+$fields_aclSelectionList[1]['size']="10";
+$fields_aclSelectionList[1]['items']=&$a_acltypes;
+
+$fields_aclSelectionList[2]['name']="not";
+$fields_aclSelectionList[2]['columnheader']="Not";
+$fields_aclSelectionList[2]['colwidth']="5%";
+$fields_aclSelectionList[2]['type']="checkbox";
+$fields_aclSelectionList[2]['size']="5";
+
+$fields_aclSelectionList[3]['name']="value";
+$fields_aclSelectionList[3]['columnheader']="Value";
+$fields_aclSelectionList[3]['colwidth']="35%";
+$fields_aclSelectionList[3]['type']="textbox";
+$fields_aclSelectionList[3]['size']="35";
+
+$fields_actions=array();
+$fields_actions[0]['name']="action";
+$fields_actions[0]['columnheader']="Action";
+$fields_actions[0]['colwidth']="30%";
+$fields_actions[0]['type']="select";
+$fields_actions[0]['size']="200px";
+$fields_actions[0]['items']=&$a_action;
+$fields_actions[1]['name']="parameters";
+$fields_actions[1]['columnheader']="Parameters";
+$fields_actions[1]['colwidth']="30%";
+$fields_actions[1]['type']="fixedtext";
+$fields_actions[1]['size']="200px";
+$fields_actions[1]['text']="See below";
+$fields_actions[2]['name']="acl";
+$fields_actions[2]['columnheader']="Condition acl names";
+$fields_actions[2]['colwidth']="15%";
+$fields_actions[2]['type']="textbox";
+$fields_actions[2]['size']="40";
+
+
+$fields_actions_details=array();
+foreach($a_action as $key => $action) {
+	if (is_array($action['fields'])) {
+		foreach($action['fields'] as $field) {
+			$item = $field;
+			$name = $key . $item['name'];
+			$item['name'] = $name;
+			$item['columnheader'] = $field['name'];
+			$item['customdrawcell'] = customdrawcell_actions;
+			$fields_actions_details[$name] = $item;
+		}
+	}
+}
+
+$a_acltypes["backendservercount"]['fields']['backend']['items'] = &$backends;
+$fields_acl_details=array();
+foreach($a_acltypes as $key => $action) {
+	if (is_array($action['fields'])) {
+		foreach($action['fields'] as $field) {
+			$item = $field;
+			$name = $key . $item['name'];
+			$item['name'] = $name;
+			$item['columnheader'] = $field['name'];
+			$item['customdrawcell'] = customdrawcell_actions;
+			$fields_acl_details[$name] = $item;
+		}
+	}
+}
+
+function customdrawcell_actions($object, $item, $itemvalue, $editable, $itemname, $counter) {
+	if ($editable) {
+		$object->haproxy_htmllist_drawcell($item, $itemvalue, $editable, $itemname, $counter);
+	} else {
+		//TODO hide fields not applicable.?.
+		echo $itemvalue;
+	}
+}
+
+$htmllist_acls = new HaproxyHtmlList("table_acls", $fields_aclSelectionList);
+$htmllist_acls->fields_details = $fields_acl_details;
+$htmllist_acls->editmode = true;
+
+$htmllist_actions = new HaproxyHtmlList("table_actions", $fields_actions);
+$htmllist_actions->fields_details = $fields_actions_details;
+$htmllist_actions->keyfield = "name";
+
+
 if (isset($id) && $a_pools[$id]) {
+	$pconfig['a_acl'] = &$a_pools[$id]['a_acl']['item'];
+	if (!is_array($pconfig['a_acl'])) {
+		$pconfig['a_acl'] = array();
+	}
+	$pconfig['a_actionitems'] = &$a_pools[$id]['a_actionitems']['item'];
+	if (!is_array($pconfig['a_actionitems'])) {
+		$pconfig['a_actionitems'] = array();
+	}
 	$pconfig['advanced'] = base64_decode($a_pools[$id]['advanced']);
 	$pconfig['advanced_backend'] = base64_decode($a_pools[$id]['advanced_backend']);
+	
+	
 	$a_servers = &$a_pools[$id]['ha_servers']['item'];	
 	
 	foreach($simplefields as $stat)
@@ -214,7 +318,9 @@ if (isset($id) && $a_pools[$id]) {
 		
 	
 	$a_errorfiles = &$a_pools[$id]['errorfiles']['item'];
-	if (!is_array($a_errorfiles)) $a_errorfiles = array();
+	if (!is_array($a_errorfiles)) {
+		$a_errorfiles = array();
+	}
 }
 
 if (isset($_GET['dup']))
@@ -276,6 +382,8 @@ if ($_POST) {
 		if (($_POST['name'] == $config['installedpackages']['haproxy']['ha_pools']['item'][$i]['name']) && ($i != $id))
 			$input_errors[] = "This pool name has already been used.  Pool names must be unique.";
 
+	$pconfig['a_acl'] = $htmllist_acls->haproxy_htmllist_get_values();
+	$pconfig['a_actionitems'] = $htmllist_actions->haproxy_htmllist_get_values();
 	$a_servers = $serverslist->haproxy_htmllist_get_values();
 	foreach($a_servers as $server){
 		$server_name    = $server['name'];
@@ -314,23 +422,39 @@ if ($_POST) {
 	if(isset($id) && $a_pools[$id])
 		$pool = $a_pools[$id];
 		
-	if ($pool['name'] != $_POST['name']) {
+	if (!empty($pool['name']) && ($pool['name'] != $_POST['name'])) {
+		//old $pool['name'] can be empty if a new or cloned item is saved, nothing should be renamed then
 		// name changed:
-		if (!is_array($config['installedpackages']['haproxy']['ha_backends']['item'])) {
-			$config['installedpackages']['haproxy']['ha_backends']['item'] = array();
-		}
+		$oldvalue = $pool['name'];
+		$newvalue = $_POST['name'];
+		
 		$a_backend = &$config['installedpackages']['haproxy']['ha_backends']['item'];
+		if (!is_array($a_backend)) {
+			$a_backend = array();
+		}
 
 		for ( $i = 0; $i < count($a_backend); $i++) {
-			if ($a_backend[$i]['backend_serverpool'] == $pool['name'])
-				$a_backend[$i]['backend_serverpool'] = $_POST['name'];
+			$backend = &$a_backend[$i];
+			if ($a_backend[$i]['backend_serverpool'] == $oldvalue) {
+				$a_backend[$i]['backend_serverpool'] = $newvalue;
+			}
+			if (is_array($backend['a_actionitems']['item'])) {
+				foreach($backend['a_actionitems']['item'] as &$item) {
+					if ($item['action'] == "use_backend") {
+						if ($item['use_backendbackend'] == $oldvalue) {
+							$item['use_backendbackend'] = $newvalue;
+						}
+					}
+				}
+			}
 		}
 	}
 
 	if($pool['name'] != "")
 		$changedesc .= " modified pool: '{$pool['name']}'";
-
-	$pool['ha_servers']['item']=$a_servers;
+	$pool['ha_servers']['item'] = $a_servers;
+	$pool['a_acl']['item'] = $pconfig['a_acl'];
+	$pool['a_actionitems']['item'] = $pconfig['a_actionitems'];
 
 	update_if_changed("advanced", $pool['advanced'], base64_encode($_POST['advanced']));
 	update_if_changed("advanced_backend", $pool['advanced_backend'], base64_encode($_POST['advanced_backend']));
@@ -667,6 +791,71 @@ foreach($simplefields as $field){
 				<br/>
 				NOTE: paste text into this box that you would like to pass thru. Applied to the backend section.
 			</td>
+		</tr>	
+		<tr>
+			<td width="22%" valign="top" class="vncell">Access Control lists</td>
+			<td width="78%" class="vtable" colspan="2" valign="top">
+			<?
+			$a_acl = $pconfig['a_acl'];
+			$htmllist_acls->Draw($a_acl);
+			?>
+			<br/>
+				Example:
+				<table border='1' style='border-collapse:collapse'>
+					<tr>
+						<td><b>Name</b></td>
+						<td><b>Expression</b></td>
+						<td><b>Not</b></td>
+						<td><b>Value</b></td>
+					</tr>
+					<tr>
+						<td>Backend1acl</td>
+						<td>Host matches</td>
+						<td></td>
+						<td>www.yourdomain.tld</td>
+					</tr>
+					<tr>
+						<td>addHeaderAcl</td>
+						<td>SSL Client certificate valid</td>
+						<td></td>
+						<td></td>
+					</tr>
+				</table>
+			<br/>
+			acl's with the same name will be 'combined' using OR criteria.<br/>
+			For more information about ACL's please see <a href='http://haproxy.1wt.eu/download/1.5/doc/configuration.txt' target='_blank'>HAProxy Documentation</a> Section 7 - Using ACL's<br/><br/>
+			<strong>NOTE Important change in behaviour, since package version 0.32</strong><br/>
+			-acl's are no longer combined with logical AND operators, list multiple acl's below where needed.<br/>
+			-acl's alone no longer implicitly generate use_backend configuration. Add 'actions' below to accomplish this behaviour.
+			</td>
+		</tr>
+		<tr>
+			<td width="22%" valign="top" class="vncellreq">Actions</td>
+			<td width="78%" class="vtable" colspan="2" valign="top">
+				<?
+				$a_actionitems = $pconfig['a_actionitems'];
+				$htmllist_actions->Draw($a_actionitems);
+				?>
+				<br/>
+				Example:
+				<table border='1' style='border-collapse:collapse'>
+					<tr>
+						<td><b>Action</b></td>
+						<td><b>Parameters</b></td>
+						<td><b>Condition</b></td>
+					</tr>
+					<tr>
+						<td>Use Backend</td>
+						<td>Website1Backend</td>
+						<td>Backend1acl</td>
+					</tr>
+					<tr>
+						<td>http-request header set</td>
+						<td>Headername: X-HEADER-ClientCertValid<br/>New logformat value: YES</td>
+						<td>addHeaderAcl</td>
+					</tr>
+				</table>
+			</td>
 		</tr>
 		<tr><td>&nbsp;</td></tr>
 		<tr>
@@ -1067,12 +1256,72 @@ set by the 'retries' parameter.</div>
 	phparray_to_javascriptarray($a_sticky_type,"sticky_type",Array('/*','/*/descr','/*/cookiedescr'));
 	//phparray_to_javascriptarray($a_files,"a_files",Array('/*','/*/name','/*/descr'));
 
+	phparray_to_javascriptarray($a_action, "showhide_actionfields",
+		Array('/*', '/*/fields', '/*/fields/*', '/*/fields/*/name'));
+	phparray_to_javascriptarray($a_acltypes, "showhide_aclfields",
+		Array('/*', '/*/fields', '/*/fields/*', '/*/fields/*/name'));
+		
 	$serverslist->outputjavascript();
 	$errorfileslist->outputjavascript();
+	$htmllist_acls->outputjavascript();
+	$htmllist_actions->outputjavascript();
 ?>
 	browser_InnerText_support = (document.getElementsByTagName("body")[0].innerText != undefined) ? true : false;
 	
 	totalrows =  <?php echo $counter; ?>;
+	
+	function table_acls_listitem_change(tableId, fieldId, rowNr, field) {
+		if (fieldId = "toggle_details") {
+			fieldId = "expression";
+			field = d.getElementById(tableId+"expression"+rowNr);
+		}
+		if (fieldId = "expression") {
+			var actiontype = field.value;
+			
+			var table = d.getElementById(tableId);
+			
+			for(var actionkey in showhide_aclfields) {
+				var fields = showhide_aclfields[actionkey]['fields'];
+				for(var fieldkey in fields){
+					var fieldname = fields[fieldkey]['name'];
+					var rowid = "tr_edititemdetails_"+rowNr+"_"+actionkey+fieldname;
+					var element = d.getElementById(rowid);
+					
+					if (actionkey == actiontype)
+						element.style.display = '';
+					else
+						element.style.display = 'none';
+				}
+			}
+		}
+	}
+	
+	function table_actions_listitem_change(tableId, fieldId, rowNr, field) {
+		if (fieldId = "toggle_details") {
+			fieldId = "action";
+			field = d.getElementById(tableId+"action"+rowNr);
+		}
+		if (fieldId = "action") {
+			var actiontype = field.value;
+			
+			var table = d.getElementById(tableId);
+			
+			for(var actionkey in showhide_actionfields) {
+				var fields = showhide_actionfields[actionkey]['fields'];
+				for(var fieldkey in fields){
+					var fieldname = fields[fieldkey]['name'];
+					var rowid = "tr_edititemdetails_"+rowNr+"_"+actionkey+fieldname;
+					var element = d.getElementById(rowid);
+					
+					if (actionkey == actiontype)
+						element.style.display = '';
+					else
+						element.style.display = 'none';
+				}
+			}
+		}
+	}
+	
 	updatevisibility();
 </script>
 <?php
diff --git a/config/haproxy-devel/www/haproxy_templates.php b/config/haproxy-devel/www/haproxy_templates.php
index 71135b14..072df508 100644
--- a/config/haproxy-devel/www/haproxy_templates.php
+++ b/config/haproxy-devel/www/haproxy_templates.php
@@ -114,6 +114,7 @@ EOD;
 		$savemsg = "File 'ExampleErrorfile' is already configured on the Files tab.";
 	}
 	
+	$changedesc = "haproxy, add template errorfile";
 	if ($changecount > 0) {
 		header("Location: haproxy_files.php");
 		echo "touching: $d_haproxyconfdirty_path";
@@ -122,7 +123,83 @@ EOD;
 		exit;
 	}
 }
+
+function haproxy_template_multipledomains() {
+	global $config, $d_haproxyconfdirty_path;
+	$a_backends = &$config['installedpackages']['haproxy']['ha_pools']['item'];
+	$a_frontends = &$config['installedpackages']['haproxy']['ha_backends']['item'];
+	
+	$backend = array();
+	$backend["name"] = "example_backend1";
+	$backend["stats_enabled"] = "yes";
+	$backend["stats_uri"] = "/";
+	$backend["stats_refresh"] = "10";
+	$backend["stats_scope"] = ".";
+	$backend["stats_node"] = "NODE1";
+	$a_backends[] = $backend;
 	
+	$backend = array();
+	$backend["name"] = "example_backend2";
+	$backend["stats_enabled"] = "yes";
+	$backend["stats_uri"] = "/";
+	$backend["stats_refresh"] = "10";
+	$backend["stats_scope"] = ".";
+	$backend["stats_node"] = "NODE2";
+	$a_backends[] = $backend;
+	
+	$backend = array();
+	$backend["name"] = "example_backend3";
+	$backend["stats_enabled"] = "yes";
+	$backend["stats_uri"] = "/";
+	$backend["stats_refresh"] = "10";
+	$backend["stats_scope"] = ".";
+	$backend["stats_node"] = "NODE3";
+	$a_backends[] = $backend;
+	
+	$frontend = array();
+	$frontend["name"] = "example_multipledomains";
+	$frontend["status"] = "active";
+	$frontend["type"] = "http";
+	$frontend["a_extaddr"]["item"]["stats_name"]["extaddr"] = "wan_ipv4";
+	$frontend["a_extaddr"]["item"]["stats_name"]["extaddr_port"] = "80";
+	$frontend["backend_serverpool"] = "example_backend1";
+	$acl = array();
+	$acl["name"] = "mail_acl";
+	$acl["expression"] = "host_matches";
+	$acl["value"] = "mail.domain.tld";
+	$frontend["ha_acls"]["item"][] = $acl;
+	$action = array();
+	$action["action"] = "use_backend";
+	$action["use_backendbackend"] = "example_backend2";
+	$action["acl"] = "mail_acl";
+	$frontend["a_actionitems"]["item"][] = $action;
+	$a_frontends[] = $frontend;
+	
+	$frontend = array();
+	$frontend["name"] = "example_multipledomains_forum";
+	$frontend["status"] = "active";
+	$frontend["secondary"] = "yes";
+	$frontend["primary_frontend"] = "example_multipledomains";
+	$acl = array();
+	$acl["name"] = "forum_acl";
+	$acl["expression"] = "host_matches";
+	$acl["value"] = "forum.domain.tld";
+	$frontend["ha_acls"]["item"][] = $acl;
+	$action = array();
+	$action["action"] = "use_backend";
+	$action["use_backendbackend"] = "example_backend3";
+	$action["acl"] = "forum_acl";
+	$frontend["a_actionitems"]["item"][] = $action;
+	$a_frontends[] = $frontend;
+	
+	$changedesc = "haproxy, add multi domain example";
+	header("Location: haproxy_listeners.php");
+	echo "touching: $d_haproxyconfdirty_path";
+	touch($d_haproxyconfdirty_path);
+	write_config($changedesc);
+	exit;
+}
+
 if (isset($_GET['add_stats_example'])) {
 	$templateid = $_GET['add_stats_example'];
 	switch ($templateid) {
@@ -132,6 +209,9 @@ if (isset($_GET['add_stats_example'])) {
 		case "2":
 			template_errorfile();
 			break;
+		case "3":
+			haproxy_template_multipledomains();
+			break;
 	}
 }
 
@@ -177,6 +257,20 @@ haproxy_css();
 			<td>&nbsp;</td>
 		</tr>
 		<tr>
+			<td colspan="2" valign="top" class="listtopic">Serving multiple domains from 1 frontend.</td>
+		</tr>
+		<tr>
+			<td width="22%" valign="top" class="vncell">
+				<a href="haproxy_templates.php?add_stats_example=3">Create configuration</a>
+			</td>
+			<td class="vtable">
+				As an basic example of how to serve multiple domains on 1 listening ip:port.
+			</td>
+		</tr>
+		<tr>
+			<td>&nbsp;</td>
+		</tr>
+		<tr>
 			<td colspan="2" valign="top" class="listtopic">Stats SSL frontent+backend</td>
 		</tr>
 		<tr>