haproxy-devel,

-allow shared frontend with SSL offloading
-error checking+reporting to user while applying configuration.

6 files changed, 89 insertions, 36 deletions

diff --git a/config/haproxy-devel/haproxy.inc b/config/haproxy-devel/haproxy.inc
index 559788c7..fce05008 100644
--- a/config/haproxy-devel/haproxy.inc
+++ b/config/haproxy-devel/haproxy.inc
@@ -343,14 +343,17 @@ function write_backend($fd, $name, $pool, $frontend) {
 	if($pool['balance'])
 		fwrite ($fd, "\tbalance\t\t\t" . $pool['balance'] . "\n");
 
-	if($pool['connection_timeout'])
-		fwrite ($fd, "\tcontimeout\t\t" . $pool['connection_timeout'] . "\n");
+	if(!$pool['connection_timeout'])
+		$pool['connection_timeout'] = 30000;
+	fwrite ($fd, "\tcontimeout\t\t" . $pool['connection_timeout'] . "\n");
 
-	if($pool['server_timeout'])
-		fwrite ($fd, "\tsrvtimeout\t\t" . $pool['server_timeout'] . "\n");
+	if(!$pool['server_timeout'])
+		$pool['server_timeout'] = 30000;
+	fwrite ($fd, "\tsrvtimeout\t\t" . $pool['server_timeout'] . "\n");
 
-	if($pool['retries'])
-		fwrite ($fd, "\tretries\t\t\t" . $pool['retries'] . "\n");
+	if(!$pool['retries'])
+		$pool['retries'] = 3;
+	fwrite ($fd, "\tretries\t\t\t" . $pool['retries'] . "\n");
 
 	if($pool['stats_enabled']=='yes') {
 		fwrite ($fd, "\tstats\t\t\tenable\n");
@@ -424,6 +427,14 @@ function haproxy_configure() {
 	return haproxy_check_run(1);
 }
 
+function haproxy_check_writtenconfig_error() {
+	$configcheckoutput = shell_exec("haproxy -c -V -f /var/etc/haproxy.cfg 2>&1");
+	if (!strstr($configcheckoutput, "Configuration file is valid"))
+		return $configcheckoutput;
+	else
+		return false;
+}
+
 function haproxy_writeconf() {
 	global $config, $g;
 
@@ -471,13 +482,13 @@ function haproxy_writeconf() {
 			//check ssl info
 			if ($backend['ssloffload']){
 				//ssl crt ./server.pem ca-file ./ca.crt verify optional crt-ignore-err all crl-file ./ca_crl.pem
-				$ssl_info="ssl crt /var/etc/{$backend['name']}.{$backend['port']}.crt {$backend['dcertadv']}";
+				$ssl_crt=" crt /var/etc/{$backend['name']}.{$backend['port']}.crt";
 				$cert = lookup_cert($backend['ssloffloadcert']);
 				$certcontent = base64_decode($cert['crt']).base64_decode($cert['prv']);
 				file_put_contents("/var/etc/{$backend['name']}.{$backend['port']}.crt", $certcontent);
 				unset($certcontent);
 			}else{
-				$ssl_info="";
+				$ssl_crt="";
 				unlink_if_exists("var/etc/{$backend['name']}.{$backend['port']}.crt");
 			}
 
@@ -499,7 +510,12 @@ function haproxy_writeconf() {
 			$b['max_connections'] = $backend['max_connections'];
 			$b['client_timeout'] = $backend['client_timeout'];
 			$b['advanced'] = $backend['advanced'];
-			$b['ssl_info'] = $ssl_info;
+			
+			if ($ssl_crt != "") {
+				if ($b['ssl_info'] == "")
+					$b['ssl_info'] = "ssl {$backend['dcertadv']}";
+				$b['ssl_info'] .= $ssl_crt;
+			}
 
 			// pointer to each backend 
 			$b['config'][] = $backend;
@@ -566,8 +582,10 @@ function haproxy_writeconf() {
 			if($bind['max_connections'])
 				fwrite ($fd, "\tmaxconn\t\t\t" . $bind['max_connections'] . "\n");
 
-			if($bind['client_timeout'])
-				fwrite ($fd, "\tclitimeout\t\t" . $bind['client_timeout'] . "\n");
+			if(!$bind['client_timeout'])
+				$bind['client_timeout'] = 30000;
+			
+			fwrite ($fd, "\tclitimeout\t\t" . $bind['client_timeout'] . "\n");
 
 	
 			// Combine the rest of the listener configs
diff --git a/config/haproxy-devel/haproxy_global.php b/config/haproxy-devel/haproxy_global.php
index 340c578b..61c654cf 100755
--- a/config/haproxy-devel/haproxy_global.php
+++ b/config/haproxy-devel/haproxy_global.php
@@ -48,8 +48,14 @@ if ($_POST) {
 		config_lock();
 		$retval = haproxy_configure();
 		config_unlock();
-		$savemsg = get_std_save_message($retval);
-		unlink_if_exists($d_haproxyconfdirty_path);
+
+		$result = haproxy_check_writtenconfig_error();
+		if ($result)
+			$savemsg = gettext($result);
+		else {
+			$savemsg = get_std_save_message($retval);
+			unlink_if_exists($d_haproxyconfdirty_path);
+		}
 	} else {
 		if ($_POST['enable']) {
 			$reqdfields = explode(" ", "maxconn");
diff --git a/config/haproxy-devel/haproxy_listeners.php b/config/haproxy-devel/haproxy_listeners.php
index c5c41714..88cdb62f 100644
--- a/config/haproxy-devel/haproxy_listeners.php
+++ b/config/haproxy-devel/haproxy_listeners.php
@@ -48,8 +48,14 @@ if ($_POST) {
 		config_lock();
 		$retval = haproxy_configure();
 		config_unlock();
-		$savemsg = get_std_save_message($retval);
-		unlink_if_exists($d_haproxyconfdirty_path);
+
+		$result = haproxy_check_writtenconfig_error();
+		if ($result)
+			$savemsg = gettext($result);
+		else {
+			$savemsg = get_std_save_message($retval);
+			unlink_if_exists($d_haproxyconfdirty_path);
+		}
 	}
 }
 
diff --git a/config/haproxy-devel/haproxy_listeners_edit.php b/config/haproxy-devel/haproxy_listeners_edit.php
index 75004afe..32cf0020 100644
--- a/config/haproxy-devel/haproxy_listeners_edit.php
+++ b/config/haproxy-devel/haproxy_listeners_edit.php
@@ -139,6 +139,7 @@ if (isset($id) && $a_backend[$id]) {
 	$pconfig['name'] = $a_backend[$id]['name'];
 	$pconfig['desc'] = $a_backend[$id]['desc'];
 	$pconfig['status'] = $a_backend[$id]['status'];
+	$pconfig['secondary'] = $a_backend[$id]['secondary'];	
 	
 	$pconfig['type'] = $a_backend[$id]['type'];
 
@@ -185,7 +186,7 @@ if ($_POST) {
 		if ($port && !is_numeric($port))
 			$input_errors[] = "The field 'Port' value is not a number.";
 
-	if (!is_numeric($_POST['client_timeout']))
+	if ($_POST['client_timeout'] !== "" && !is_numeric($_POST['client_timeout']))
 		$input_errors[] = "The field 'Client timeout' value is not a number.";
 
 	/* Ensure that our pool names are unique */
@@ -240,6 +241,7 @@ if ($_POST) {
 		update_if_changed("name", $backend['name'], $_POST['name']);
 		update_if_changed("description", $backend['desc'], $_POST['desc']);
 		update_if_changed("status", $backend['status'], $_POST['status']);
+		update_if_changed("secondary", $backend['secondary'], $_POST['secondary']);
 		update_if_changed("type", $backend['type'], $_POST['type']);
 		update_if_changed("cookie_name", $backend['cookie_name'], $_POST['cookie_name']);
 		update_if_changed("forwardfor", $backend['forwardfor'], $_POST['forwardfor']);
@@ -281,10 +283,11 @@ include("head.inc");
 
 ?>
 
-<body link="#0000CC" vlink="#0000CC" alink="#0000CC" onload="updatevisibility()">
+<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
   <style type="text/css">
 	.haproxy_mode_http{display:none;}
 	.haproxy_ssloffloading_enabled{display:none;}
+	.haproxy_primary{}
   </style>
 
 <?php if($one_two): ?>
@@ -451,6 +454,7 @@ include("head.inc");
 	{
 		setCSSdisplay(".haproxy_ssloffloading_enabled", ssloffload.checked);
 		setCSSdisplay(".haproxy_mode_http", type.value == "http");
+		setCSSdisplay(".haproxy_primary", !secondary.checked);
 	}
 	
 	function type_change() {
@@ -505,6 +509,14 @@ include("head.inc");
 			</td>
 		</tr>
 		<tr align="left">
+			<td width="22%" valign="top" class="vncell">Shared Frontend</td>
+			<td width="78%" class="vtable" colspan="2">
+				<input id="secondary" name="secondary" type="checkbox" value="yes" <?php if ($pconfig['secondary']=='yes') echo "checked"; ?> onclick="updatevisibility();">secondary backend</checkbox><br/>
+				Use this setting to configure multiple backends/accesslists for a single frontend.<br/>
+				All settings of which only 1 can exist will be hidden. And 
+			</td>
+		</tr>
+		<tr align="left">
 			<td width="22%" valign="top" class="vncellreq">Status</td>
 			<td width="78%" class="vtable" colspan="2">
 				<select name="status" id="status">
@@ -546,6 +558,12 @@ include("head.inc");
 				<div>The port to listen to.  To specify multiple ports, separate with a comma (,). EXAMPLE: 80,443</div>
 			</td>
 		</tr>
+		<tr class="haproxy_primary" align="left">
+			<td width="22%" valign="top" class="vncellreq">Max connections</td>
+			<td width="78%" class="vtable" colspan="2">
+				<input name="max_connections" type="text" <?if(isset($pconfig['max_connections'])) echo "value=\"{$pconfig['max_connections']}\"";?> size="10" maxlength="10">
+			</td>
+		</tr>	
 		<tr>
 			  <td width="22%" valign="top" class="vncellreq">Backend server pool</td>
 			  <td width="78%" class="vtable">
@@ -573,7 +591,7 @@ include("head.inc");
 					<option value="health"<?php if($pconfig['type'] == "health") echo " SELECTED"; ?>>Health</option>
 				</select>
 			</td>
-		</tr>		
+		</tr>
 		<tr>
 			<td width="22%" valign="top" class="vncell">Access Control lists</td>
 			<td width="78%" class="vtable" colspan="2" valign="top">
@@ -632,21 +650,15 @@ include("head.inc");
 		</tr>
 	</table>
 	<br/>&nbsp;<br/>
-	<table width="100%" border="0" cellpadding="6" cellspacing="0">
+	<table class="haproxy_primary" width="100%" border="0" cellpadding="6" cellspacing="0">
 		<tr>
 			<td colspan="2" valign="top" class="listtopic">Advanced settings</td>
 		</tr>
 		<tr align="left">
-			<td width="22%" valign="top" class="vncellreq">Max connections</td>
-			<td width="78%" class="vtable" colspan="2">
-				<input name="max_connections" type="text" <?if(isset($pconfig['max_connections'])) echo "value=\"{$pconfig['max_connections']}\"";?> size="10" maxlength="10">
-			</td>
-		</tr>
-		<tr align="left">
-			<td width="22%" valign="top" class="vncellreq">Client timeout</td>
+			<td width="22%" valign="top" class="vncell">Client timeout</td>
 			<td width="78%" class="vtable" colspan="2">
 				<input name="client_timeout" type="text" <?if(isset($pconfig['client_timeout'])) echo "value=\"{$pconfig['client_timeout']}\"";?> size="10" maxlength="10">
-				<div>the time (in milliseconds) we accept to wait for data from the client, or for the client to accept data (30000).</div>
+				<div>the time (in milliseconds) we accept to wait for data from the client, or for the client to accept data (default 30000).</div>
 			</td>
 		</tr>
 		<tr align="left">
@@ -677,8 +689,10 @@ include("head.inc");
 				NOTE: paste text into this box that you would like to pass thru.
 			</td>
 		</tr>
+		<tr>
+			<td>&nbsp;</td>
+		</tr>
 	</table>
-	<br/>&nbsp;<br/>
 <?
 	global $haproxy_sni_ssloffloading;
 	if ($haproxy_sni_ssloffloading):
@@ -747,6 +761,8 @@ include("head.inc");
 	rows = 1;
 	totalrows =  <?php echo $counter; ?>;
 	loaded =  <?php echo $counter; ?>;
+	
+	updatevisibility();
 </script>
 <?php include("fend.inc"); ?>
 </body>
diff --git a/config/haproxy-devel/haproxy_pool_edit.php b/config/haproxy-devel/haproxy_pool_edit.php
index fa46efb2..09474f02 100644
--- a/config/haproxy-devel/haproxy_pool_edit.php
+++ b/config/haproxy-devel/haproxy_pool_edit.php
@@ -88,13 +88,13 @@ if ($_POST) {
 	if (preg_match("/[^a-zA-Z0-9\.\-_]/", $_POST['name']))
 		$input_errors[] = "The field 'Name' contains invalid characters.";
 		
-	if (!is_numeric($_POST['connection_timeout']))
+	if ($_POST['connection_timeout'] !== "" && !is_numeric($_POST['connection_timeout']))
 		$input_errors[] = "The field 'Connection timeout' value is not a number.";
 
-	if (!is_numeric($_POST['server_timeout']))
+	if ($_POST['server_timeout'] !== "" && !is_numeric($_POST['server_timeout']))
 		$input_errors[] = "The field 'Server timeout' value is not a number.";
 
-	if (!$_POST['retries'] && is_numeric($_POST['retries']))
+	if ($_POST['retries'] !== "" && !is_numeric($_POST['retries']))
 		$input_errors[] = "The field 'Retries' value is not a number.";
 
 	if (preg_match("/[^a-zA-Z0-9\.\-_]/", $_POST['stats_username']))
@@ -215,7 +215,7 @@ row_helper();
 
 <input type='hidden' name='address_type' value='textbox' />
 
-<body link="#0000CC" vlink="#0000CC" alink="#0000CC" onload="updatevisibility()">
+<body link="#0000CC" vlink="#0000CC" alink="#0000CC"">
   <style type="text/css">
 	.haproxy_stats_visible{display:none;}
   </style>
@@ -476,14 +476,14 @@ row_helper();
 			<td width="22%" valign="top" class="vncellreq">Connection timeout</td>
 			<td width="78%" class="vtable" colspan="2">
 				<input name="connection_timeout" type="text" <?if(isset($pconfig['connection_timeout'])) echo "value=\"{$pconfig['connection_timeout']}\"";?> size="64">
-				<div>the time (in milliseconds) we give up if the connection does not complete within (30000).</div>
+				<div>the time (in milliseconds) we give up if the connection does not complete within (default 30000).</div>
 			</td>
 		</tr>
 		<tr align="left">
 			<td width="22%" valign="top" class="vncellreq">Server timeout</td>
 			<td width="78%" class="vtable" colspan="2">
 				<input name="server_timeout" type="text" <?if(isset($pconfig['server_timeout'])) echo "value=\"{$pconfig['server_timeout']}\"";?> size="64">
-				<div>the time (in milliseconds) we accept to wait for data from the server, or for the server to accept data (30000).</div>
+				<div>the time (in milliseconds) we accept to wait for data from the server, or for the server to accept data (default 30000).</div>
 			</td>
 		</tr>
 		<tr align="left">
@@ -586,6 +586,7 @@ set by the 'retries' parameter.</div>
 	rows = 1;
 	totalrows =  <?php echo $counter; ?>;
 	loaded =  <?php echo $counter; ?>;
+	updatevisibility();
 </script>
 </body>
 </html>
diff --git a/config/haproxy-devel/haproxy_pools.php b/config/haproxy-devel/haproxy_pools.php
index bad4bf09..07e7d106 100644
--- a/config/haproxy-devel/haproxy_pools.php
+++ b/config/haproxy-devel/haproxy_pools.php
@@ -52,8 +52,14 @@ if ($_POST) {
 		config_lock();
 		$retval = haproxy_configure();
 		config_unlock();
-		$savemsg = get_std_save_message($retval);
-		unlink_if_exists($d_haproxyconfdirty_path);
+
+		$result = haproxy_check_writtenconfig_error();
+		if ($result)
+			$savemsg = gettext($result);
+		else {
+			$savemsg = get_std_save_message($retval);
+			unlink_if_exists($d_haproxyconfdirty_path);
+		}
 	}
 }