From f7ec00b2f8ba3efc5bdeacef9c813f8a826ae3be Mon Sep 17 00:00:00 2001
From: Patrick Anders <p.anders@timmehosting.de>
Date: Wed, 10 Dec 2014 08:44:26 -0500
Subject: [PATCH] add Spdy option - http://en.wikipedia.org/wiki/SPDY

---
 server/server.php |   23 ++++++++++++-----------
 1 files changed, 12 insertions(+), 11 deletions(-)

diff --git a/server/server.php b/server/server.php
index e4ebb5b..4cf1d35 100644
--- a/server/server.php
+++ b/server/server.php
@@ -31,6 +31,8 @@
 require SCRIPT_PATH."/lib/config.inc.php";
 require SCRIPT_PATH."/lib/app.inc.php";
 
+$app->setCaller('server');
+
 set_time_limit(0);
 ini_set('error_reporting', E_ALL & ~E_NOTICE);
 
@@ -128,22 +130,18 @@
 // Check whether another instance of this script is already running
 if (is_file($conf['temppath'] . $conf['fs_div'] . '.ispconfig_lock')) {
 	clearstatcache();
-	for ($i = 0; $i < 120; $i++) { // Wait max. 1200 sec, then retry
-		if (is_file($conf['temppath'] . $conf['fs_div'] . '.ispconfig_lock')) {
-			exec("ps aux | grep '/usr/local/ispconfig/server/[s]erver.php' | wc -l", $check);
-			if (intval($check[0]) > 1) { // 1 because this is 2nd instance!
-				$app->log('There is already an instance of server.php running. Exiting.', LOGLEVEL_DEBUG);
-				exit;
-			}
-			$app->log('There is already a lockfile set. Waiting another 10 seconds...', LOGLEVEL_DEBUG);
-			sleep(10);
-			clearstatcache();
+	$pid = trim(file_get_contents($conf['temppath'] . $conf['fs_div'] . '.ispconfig_lock'));
+	if(preg_match('/^[0-9]+$/', $pid)) {
+		if(file_exists('/proc/' . $pid)) {
+			$app->log('There is already an instance of server.php running with pid ' . $pid . '.', LOGLEVEL_DEBUG);
+			exit;
 		}
 	}
+	$app->log('There is already a lockfile set, but no process running with this pid (' . $pid . '). Continuing.', LOGLEVEL_WARN);
 }
 
 // Set Lockfile
-@touch($conf['temppath'] . $conf['fs_div'] . '.ispconfig_lock');
+@file_put_contents($conf['temppath'] . $conf['fs_div'] . '.ispconfig_lock', getmypid());
 $app->log('Set Lock: ' . $conf['temppath'] . $conf['fs_div'] . '.ispconfig_lock', LOGLEVEL_DEBUG);
 
 /** Do we need to start the core-modules */
@@ -172,6 +170,9 @@
 	$app->modules->loadModules('all');
 	//** Load the plugins that are in the plugins-enabled folder
 	$app->plugins->loadPlugins('all');
+	
+	$app->plugins->raiseAction('server_plugins_loaded', '');
+	
 	if ($tmp_num_records > 0) {
 		$app->log("Found $tmp_num_records changes, starting update process.", LOGLEVEL_DEBUG);
 		//** Go through the sys_datalog table and call the processing functions

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