From aba9cf49f326342965062f4c777d9a19bcf386bb Mon Sep 17 00:00:00 2001
From: Scott Ullrich <sullrich@pfsense.org>
Date: Tue, 13 Oct 2009 21:36:49 -0400
Subject: Adding initial version of HAPRoxy package

---
 config/haproxy/haproxy.inc | 198 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 198 insertions(+)
 create mode 100644 config/haproxy/haproxy.inc

(limited to 'config/haproxy/haproxy.inc')

diff --git a/config/haproxy/haproxy.inc b/config/haproxy/haproxy.inc
new file mode 100644
index 00000000..cb22d8c9
--- /dev/null
+++ b/config/haproxy/haproxy.inc
@@ -0,0 +1,198 @@
+<?php
+/*
+    haproxy.inc
+    Copyright (C) 2008 Remco Hoef
+    All rights reserved.
+
+    Redistribution and use in source and binary forms, with or without
+    modification, are permitted provided that the following conditions are met:
+
+    1. Redistributions of source code must retain the above copyright notice,
+       this list of conditions and the following disclaimer.
+
+    2. Redistributions in binary form must reproduce the above copyright
+       notice, this list of conditions and the following disclaimer in the
+       documentation and/or other materials provided with the distribution.
+
+    THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
+    INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+    AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+    AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
+    OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+    SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+    INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+    CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+    ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+    POSSIBILITY OF SUCH DAMAGE.
+*/
+
+/* include all configuration functions */
+require_once("functions.inc");
+require_once("pkg-utils.inc");
+require_once("notices.inc");
+
+function haproxy_custom_php_install_command() {
+	global $g, $config;
+	conf_mount_rw();
+
+	$haproxy = <<<EOD
+#!/bin/sh
+
+# PROVIDE: haproxy
+# REQUIRE: LOGIN
+# KEYWORD: FreeBSD
+
+. /etc/rc.subr
+
+name="haproxy"
+rcvar=`set_rcvar`
+command="/usr/local/bin/haproxy"
+haproxy_enable=\${haproxy-"YES"}
+
+start_cmd="haproxy_start"
+stop_postcmd="haproxy_stop_post"
+
+load_rc_config \$name
+
+haproxy_start () {
+        echo "Starting haproxy."
+        /usr/bin/env \
+        PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin \
+		/usr/local/bin/php -q -d auto_prepend_file=config.inc <<ENDOFF
+		<?php
+			require_once("globals.inc");		
+			require_once("functions.inc");
+			require_once("haproxy.inc");
+			function haproxy_configure();
+		?>
+ENDOFF
+}
+
+haproxy_stop_post () {
+        echo "Stopping haproxy."
+        killall haproxy
+}
+
+run_rc_command "\$1"
+
+EOD;
+
+	fwrite($fd, $haproxy);
+	fclose($fd);
+	conf_mount_ro();
+
+	exec("/usr/local/etc/rc.d/haproxy.sh start");
+}
+
+function haproxy_configure() {
+	global $config, $g;
+
+	$a_global = &$config['installedpackages']['haproxy'];
+	$a_backends = &$config['installedpackages']['haproxy']['ha_backends']['item'];
+	$a_frontends = &$config['installedpackages']['haproxy']['ha_frontends']['item'];
+	$a_servers = &$config['installedpackages']['haproxy']['ha_servers']['item'];
+
+	$fd = fopen("{$g['varetc_path']}/haproxy.cfg", "w");
+
+	if(is_array($a_global)) {
+		fwrite ($fd, "global\n");
+		fwrite ($fd, "\tmaxconn\t\t\t".$a_global['maxconn']."\n");
+		fwrite ($fd, "\tlog\t\t\t127.0.0.1 local0\n");
+		fwrite ($fd, "\tuid\t\t\t200\n");
+		fwrite ($fd, "\tgid\t\t\t200\n");
+		$numprocs = trim(`/sbin/sysctl kern.smp.cpus | cut -d" " -f2`);
+		fwrite ($fd, "\tnbproc\t\t\t$numprocs\n");
+		fwrite ($fd, "\tchroot\t\t\t/var/empty\n");
+		fwrite ($fd, "\tdaemon\n");
+		fwrite ($fd, "\n");
+	}
+
+	if(is_array($a_backends)) {
+		foreach ($a_backends as $backend) {
+			if($frontend['extaddr']=='any') 
+				$listenip =  "listen {$backend['name']}\t\t\t0.0.0.0:".$backend['port']."\n";
+			else if($frontend['extaddr']=='') 
+				$listenip = "listen {$backend['name']}\t\t\t" . get_current_wan_address('wan').":" . $backend['port']."\n";
+			else 
+				$listenip =  "listen {$backend['name']}\t\t\t" . $backend['extaddr'] . ":" . $backend['port']."\n";
+
+			fwrite ($fd, "{$listenip}");
+            fwrite ($fd, "\tmode\t\t\t".$backend['type'] . "\n");
+			fwrite ($fd, "\tlog\t\t\tglobal\n");
+			fwrite ($fd, "\toption\t\t\tdontlognull\n");
+			fwrite ($fd, "\toption\t\t\thttpclose\n");
+			fwrite ($fd, "\toption\t\t\tforwardfor\n");
+			
+			if($backend['max_connections'])
+				fwrite ($fd, "\tmaxconn\t\t\t" . $backend['max_connections'] . "\n");
+
+			if($backend['client_timeout'])
+				fwrite ($fd, "\tclitimeout\t\t" . $backend['client_timeout'] . "\n");
+
+			if($backend['type'])
+				fwrite ($fd, "\tmode\t\t\t" . $backend['type'] . "\n");
+
+			if($backend['balance'])
+				fwrite ($fd, "\tbalance\t\t\t" . $backend['balance'] . "\n");
+
+			if($backend['connection_timeout'])
+				fwrite ($fd, "\tcontimeout\t\t" . $backend['connection_timeout'] . "\n");
+
+			if($backend['server_timeout'])
+				fwrite ($fd, "\tsrvtimeout\t\t" . $backend['server_timeout'] . "\n");
+
+			if($backend['retries'])
+				fwrite ($fd, "\tretries\t\t\t" . $backend['retries'] . "\n");
+
+			if($backend['cookie_name'])
+				fwrite ($fd, "\tcookie\t\t\t" . $backend['cookie_name'] . " insert indirect\n");
+
+			fwrite ($fd, "\toption\t\t\thttpchk HEAD " . $backend['monitor_uri'] . " HTTP/1.0\n");
+
+			if($backend['stats_enabled']=='yes') {
+				fwrite ($fd, "\tstats\t\t\tenable\n");
+				if($backend['stats_uri'])
+					fwrite ($fd, "\tstats\t\t\turi ".$backend['stats_uri']."\n");
+				if($backend['stats_realm'])
+					fwrite ($fd, "\tstats\t\t\trealm " . $backend['stats_realm'] . "\n");
+				else 
+					fwrite ($fd, "\tstats\t\t\trealm .\n");
+				fwrite ($fd, "\tstats\t\t\tauth " . $backend['stats_username'].":". $backend['stats_password']."\n");
+			}
+
+			$a_acl=&$frontend['ha_acls']['item'];
+			if(!is_array($a_acl)) 
+				$a_acl=array();
+			
+			foreach ($a_acl as $acl) 
+				fwrite ($fd, "\tacl\t\t\t".$acl['name']."\t\t".$acl['expression']."\n");
+
+			if(is_array($a_servers)) {
+				foreach ($a_servers as $server) {
+					if($server['backend']==$backend['name']) {
+						if($server['status']=='active') 
+							fwrite ($fd, "\tserver\t\t\t".$server['name']." ".$server['address'].":".$server['port']." cookie ".$server['cookie']." check inter 1000 weight ".$server['weight']."\n");
+					}
+				}
+			}
+			fwrite ($fd, "\n");
+		}
+	}
+
+	// create config file
+	fclose($fd);
+
+	// reload haproxy
+	if(isset($a_global['enable'])) {
+		if(is_process_running('haproxy')) {
+			exec("/usr/local/sbin/haproxy -f /var/etc/haproxy.cfg -p /var/run/haproxy.pid -st `cat /var/run/haproxy.pid`");
+		} else {
+			exec("/usr/local/sbin/haproxy -f /var/etc/haproxy.cfg -p /var/run/haproxy.pid -D");
+		}
+		return (0);
+	} else {
+		return (1);
+	}
+}
+
+?>
\ No newline at end of file
-- 
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