+++ /dev/null
-<?php
-/**
- * Selenium server manager
- *
- * @file
- * @ingroup Maintenance
- * Copyright (C) 2010 Dan Nessett <dnessett@yahoo.com>
- * http://citizendium.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- * http://www.gnu.org/copyleft/gpl.html
- *
- * @addtogroup Maintenance
- */
-
-class SeleniumServerManager {
- private $SeleniumStartServer = false;
- private $OS = '';
- private $SeleniumServerPid = 'NaN';
- private $SeleniumServerPort = 4444;
- private $SeleniumServerStartTimeout = 10; // 10 secs.
- private $SeleniumServerExecPath;
-
- public function __construct( $startServer,
- $serverPort,
- $serverExecPath ) {
- $this->OS = (string) PHP_OS;
- if ( isset( $startServer ) )
- $this->SeleniumStartServer = $startServer;
- if ( isset( $serverPort ) )
- $this->SeleniumServerPort = $serverPort;
- if ( isset( $serverExecPath ) )
- $this->SeleniumServerExecPath = $serverExecPath;
- return;
- }
-
- // Getters for certain private attributes. No setters, since they
- // should not change after the manager object is created.
-
- public function getSeleniumStartServer() {
- return $this->SeleniumStartServer;
- }
-
- public function getSeleniumServerPort() {
- return $this->SeleniumServerPort;
- }
-
- public function getSeleniumServerPid() {
- return $this->SeleniumServerPid;
- }
-
- // Changing value of SeleniumStartServer allows starting server after
- // creation of the class instance. Only allow setting SeleniumStartServer
- // to true, since after server is started, it is shut down by stop().
-
- public function setSeleniumStartServer( $startServer ) {
- if ( $startServer == true ) $this->SeleniumStartServer = true;
- }
-
- // return values are: 1) started - server started, 2) failed -
- // server not started, 3) running - instructed to start server, but
- // server already running
-
- public function start() {
-
- if ( !$this->SeleniumStartServer ) return 'failed';
-
- // commented out cases are untested
-
- switch ( $this->OS ) {
- case "Linux":
-# case' CYGWIN_NT-5.1':
- case 'Darwin':
-# case 'FreeBSD':
-# case 'HP-UX':
-# case 'IRIX64':
-# case 'NetBSD':
-# case 'OpenBSD':
-# case 'SunOS':
-# case 'Unix':
- // *nix based OS
- return $this->startServerOnUnix();
- break;
- case "Windows":
- case "WIN32":
- case "WINNT":
- // Windows
- return $this->startServerOnWindows();
- break;
- default:
- // An untested OS
- return 'failed';
- break;
- }
- }
-
- public function stop() {
-
- // commented out cases are untested
-
- switch ( $this->OS ) {
- case "Linux":
-# case' CYGWIN_NT-5.1':
- case 'Darwin':
-# case 'FreeBSD':
-# case 'HP-UX':
-# case 'IRIX64':
-# case 'NetBSD':
-# case 'OpenBSD':
-# case 'SunOS':
-# case 'Unix':
- // *nix based OS
- return $this->stopServerOnUnix();
- break;
- case "Windows":
- case "WIN32":
- case "WINNT":
- // Windows
- return $this->stopServerOnWindows();
- break;
- default:
- // An untested OS
- return 'failed';
- break;
- }
- }
-
- private function startServerOnUnix() {
-
- $output = array();
- $user = $_ENV['USER'];
- // @fixme this should be a little more generalized :)
- if (PHP_OS == 'Darwin') {
- // Mac OS X's ps barfs on the 'w' param, but doesn't need it.
- $ps = "ps -U %s";
- } else {
- // Good on Linux
- $ps = "ps -U %s w";
- }
- $psCommand = sprintf($ps, escapeshellarg($user));
- exec($psCommand . " | grep -i selenium-server", $output);
-
- // Start server. If there is already a server running,
- // return running.
-
- if ( isset( $this->SeleniumServerExecPath ) ) {
- $found = 0;
- foreach ( $output as $string ) {
- $found += preg_match(
- '~^(.*)java(.+)-jar(.+)selenium-server~',
- $string );
- }
- if ( $found == 0 ) {
-
- // Didn't find the selenium server. Start it up.
- // First set up comamand line suffix.
- // NB: $! is pid of last job run in background
- // The echo guarentees it is put into $op when
- // the exec command is run.
-
- $commandSuffix = ' > /dev/null 2>&1'. ' & echo $!';
- $portText = ' -port ' . $this->SeleniumServerPort;
- $command = "java -jar " .
- escapeshellarg($this->SeleniumServerExecPath) .
- $portText . $commandSuffix;
- exec($command ,$op);
- $pid = (int)$op[0];
- if ( $pid != "" )
- $this->SeleniumServerPid = $pid;
- else {
- $this->SeleniumServerPid = 'NaN';
- // Server start failed.
- return 'failed';
- }
- // Wait for the server to startup and listen
- // on its port. Note: this solution kinda
- // stinks, since it uses a wait loop - dnessett
-
- wfSuppressWarnings();
- for ( $cnt = 1;
- $cnt <= $this->SeleniumServerStartTimeout;
- $cnt++ ) {
- $fp = fsockopen ( 'localhost',
- $this->SeleniumServerPort,
- $errno, $errstr, 0 );
- if ( !$fp ) {
- sleep( 1 );
- continue;
- // Server start succeeded.
- } else {
- fclose ( $fp );
- return 'started';
- }
- }
- wfRestoreWarnings();
- echo ( "Starting Selenium server timed out.\n" );
- return 'failed';
- }
- // server already running.
- else return 'running';
-
- }
- // No Server execution path defined.
- return 'failed';
- }
-
- private function startServerOnWindows() {
- // Unimplemented.
- return 'failed';
- }
-
- private function stopServerOnUnix() {
-
- if ( !empty( $this->SeleniumServerPid ) &&
- $this->SeleniumServerPid != 'NaN' ) {
- exec( "kill -9 " . $this->SeleniumServerPid );
- return 'stopped';
- }
- else return 'failed';
- }
-
- private function stopServerOnWindows() {
- // Unimplemented.
- return 'failed';
-
- }
-}
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