author | Dan |
Tue, 26 May 2009 15:26:59 -0400 | |
changeset 72 | b8730fcd64a9 |
parent 70 | efabb54a418d |
child 78 | 08f8a72b1f7b |
permissions | -rwxr-xr-x |
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First release version. Renamed to Greyhound and readme/license files added.
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#!/usr/bin/env php |
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<?php |
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|
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/** |
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* Greyhound - real web management for Amarok |
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Relicensed to GPLv2. Previous revisions should not be downloaded as they do not contain copies of appropriate licenses, which will be added in a later commit. Completed interface for mobile devices.
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* Copyright (C) 2008 Dan Fuhry |
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* |
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Relicensed to GPLv2. Previous revisions should not be downloaded as they do not contain copies of appropriate licenses, which will be added in a later commit. Completed interface for mobile devices.
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* This program is Free Software; you can redistribute and/or modify it under the terms of the GNU General Public License |
9b96265b5918
Relicensed to GPLv2. Previous revisions should not be downloaded as they do not contain copies of appropriate licenses, which will be added in a later commit. Completed interface for mobile devices.
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* as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. |
9b96265b5918
Relicensed to GPLv2. Previous revisions should not be downloaded as they do not contain copies of appropriate licenses, which will be added in a later commit. Completed interface for mobile devices.
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* |
9b96265b5918
Relicensed to GPLv2. Previous revisions should not be downloaded as they do not contain copies of appropriate licenses, which will be added in a later commit. Completed interface for mobile devices.
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* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied |
9b96265b5918
Relicensed to GPLv2. Previous revisions should not be downloaded as they do not contain copies of appropriate licenses, which will be added in a later commit. Completed interface for mobile devices.
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for details. |
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*/ |
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|
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First shot at getting a session management system in place. Login and logout pages are there, and auth seems to be working and sufficiently secure for the moment. Sessions last indefinitely and are cookie-based.
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define('GREY_VERSION', '0.1a4'); |
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First shot at getting a session management system in place. Login and logout pages are there, and auth seems to be working and sufficiently secure for the moment. Sessions last indefinitely and are cookie-based.
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Backend improvement to webserver that causes interrupts to work properly; made pcntl_signal only be called if it's supported
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// Try to trap termination signals to cleanly close the socket when needed |
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// AmaroK sends a SIGTERM when it is shut down or the user requests to stop |
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// the script |
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if ( function_exists('pcntl_signal') ) |
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{ |
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// required for signal handling to work |
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declare(ticks=1); |
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|
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// trap SIGTERM |
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pcntl_signal(SIGTERM, 'sigterm'); |
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pcntl_signal(SIGINT, 'sigterm'); |
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pcntl_signal(SIGHUP, 'handle_refresh_signal'); |
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} |
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|
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@ini_set('display_errors', 'on'); |
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|
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// get the root |
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define('GREY_ROOT', dirname(__FILE__)); |
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// what kind of terminal do we have? |
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A few miscellaneous fixes including modifying WebServer to write data in chunks (improved performance and reliability on a slow connection)
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$use_colors = ( @in_array(@$_SERVER['TERM'], array('linux', 'xterm', 'vt100', 'screen')) ) ? true : false; |
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require(GREY_ROOT . '/functions.php'); |
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// start up... |
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|
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92dd253f501c
First shot at getting a session management system in place. Login and logout pages are there, and auth seems to be working and sufficiently secure for the moment. Sessions last indefinitely and are cookie-based.
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status('Starting Greyhound Web Control v' . GREY_VERSION); |
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status('loading files'); |
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require_once(GREY_ROOT . '/webserver.php'); |
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define('SMARTY_DIR', GREY_ROOT . '/smarty/'); |
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require_once(GREY_ROOT . '/smarty/Smarty.class.php'); |
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require_once(GREY_ROOT . '/playlist.php'); |
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require_once(GREY_ROOT . '/json.php'); |
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require_once(GREY_ROOT . '/ajax.php'); |
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require_once(GREY_ROOT . '/uiconfig.php'); |
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require_once(GREY_ROOT . '/imagetools.php'); |
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require_once(GREY_ROOT . '/sessions.php'); |
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// |
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// LOAD OUR CONFIG |
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// Amarok launches Greyhound with a different wd than Greyhound's root. This means |
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// that we can drop our own config (set up from the web UI) in there and load that |
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// instead of the default config, which comes with greyhound. |
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// |
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|
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grey_reload_config(); |
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|
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// create directories |
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@mkdir('./compiled'); |
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|
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// signal handler |
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function sigterm($signal) |
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{ |
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global $httpd, $avahi_process; |
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if ( !defined('HTTPD_WS_CHILD') ) |
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{ |
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status("Caught SIGTERM, cleaning up."); |
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if ( is_resource($avahi_process) ) |
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{ |
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@proc_terminate($avahi_process); |
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} |
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} |
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|
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Disabled forking/keep-alive code, firefox doesn't seem to like the way it waits for requests
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exit(0); |
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} |
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status('doing PHP capabilities check'); |
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|
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if ( version_compare(PHP_VERSION, '5.1.0', '<') ) |
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{ |
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burnout('The minimum required version of PHP for Greyhound is 5.1.0. PHP 5.2.x is recommended.'); |
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} |
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if ( !function_exists('pcntl_signal') ) |
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{ |
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warning('System does not support POSIX functions. Termination signals will result in unclean shutdown and multi-process webserving will not work.'); |
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$allow_fork = false; |
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} |
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||
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if ( !function_exists('simplexml_load_file') ) |
|
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{ |
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warning('Can\'t find support for SimpleXML, which is needed to parse the Amarok playlist file.'); |
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burnout('SimpleXML required to continue. You may have an outdated version of PHP; most versions of PHP 5 have SimpleXML built-in. Check your distribution\'s documentation to find out how to enable PHP\'s SimpleXML support.'); |
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} |
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||
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First shot at getting a session management system in place. Login and logout pages are there, and auth seems to be working and sufficiently secure for the moment. Sessions last indefinitely and are cookie-based.
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if ( !function_exists('imagepng') || !function_exists('imagecopyresampled') || !function_exists('imagecreatefromjpeg') || !function_exists('imagecreatefromwbmp') ) |
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First shot at getting a session management system in place. Login and logout pages are there, and auth seems to be working and sufficiently secure for the moment. Sessions last indefinitely and are cookie-based.
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{ |
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First shot at getting a session management system in place. Login and logout pages are there, and auth seems to be working and sufficiently secure for the moment. Sessions last indefinitely and are cookie-based.
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warning('Can\'t find support for GD 2.0. Artwork will not be displayed. Look around in your distro\'s package manager for php-gd or php5-gd.'); |
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First shot at getting a session management system in place. Login and logout pages are there, and auth seems to be working and sufficiently secure for the moment. Sessions last indefinitely and are cookie-based.
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} |
92dd253f501c
First shot at getting a session management system in place. Login and logout pages are there, and auth seems to be working and sufficiently secure for the moment. Sessions last indefinitely and are cookie-based.
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|
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status('initializing playlist'); |
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First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
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|
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// init playlist object |
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$playlist = array(); |
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$amarok_home = false; |
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rebuild_playlist(); |
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|
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// startup webserver |
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if ( $public ) |
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{ |
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if ( $enable_ipv6 ) |
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$ip = '::'; |
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else |
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$ip = '0.0.0.0'; |
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} |
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else |
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{ |
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if ( $enable_ipv6 ) |
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$ip = '::1'; |
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Core: should properly handle IPv4/IPv6 toggle preferences now
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126 |
else |
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$ip = '127.0.0.1'; |
58
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Added custom volume setting function (press v in the playlist window)
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128 |
} |
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|
129 |
|
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$allowcontrol = false working and turned on now; switched default port back to 7447 instead of random; added favicon and apple-touch-icon
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$port = 7447; |
0
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131 |
|
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132 |
try |
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133 |
{ |
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status('starting PhpHttpd'); |
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$httpd = new WebServer($ip, $port); |
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136 |
|
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// if we have avahi and proc_open support, publish the service (new) |
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if ( $allowcontrol && function_exists('proc_open') && $path = which('avahi-publish') ) |
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139 |
{ |
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140 |
// get our current hostname (hack, sort of) |
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$hostfile = tempnam('hostname', ( function_exists('sys_get_temp_dir') ? sys_get_temp_dir() : '/tmp' )); |
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system("hostname > '$hostfile' 2>/dev/null"); |
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$hostname = trim(@file_get_contents($hostfile)); |
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unlink($hostfile); |
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145 |
if ( !empty($hostname) ) |
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146 |
{ |
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147 |
status('Publishing service on local network with Avahi'); |
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148 |
$descriptorspec = array( |
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0 => array('pipe', 'r'), |
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150 |
1 => array('pipe', 'w'), |
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151 |
2 => array('pipe', 'w') |
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152 |
); |
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$thisuser = get_current_user(); |
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154 |
|
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$avahi_command = "'$path' -s \"{$thisuser}'s\"' AmaroK playlist on $hostname' _greyhound._tcp $port"; |
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$avahi_process = proc_open($avahi_command, $descriptorspec, $avahi_pipes); |
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157 |
if ( !$avahi_process ) |
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158 |
{ |
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warning('proc_open() failed; could not start announcement of service on Avahi network'); |
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} |
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161 |
} |
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162 |
} |
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163 |
|
0
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164 |
// setup handlers |
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status('initializing handlers'); |
8
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Modified to trap signals properly and not write to the root directory (only working directory)
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diff
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|
166 |
$httpd->add_handler('index', 'function', 'amarok_playlist'); |
44
92dd253f501c
First shot at getting a session management system in place. Login and logout pages are there, and auth seems to be working and sufficiently secure for the moment. Sessions last indefinitely and are cookie-based.
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|
167 |
$httpd->add_handler('login', 'function', 'greyhound_login_page'); |
92dd253f501c
First shot at getting a session management system in place. Login and logout pages are there, and auth seems to be working and sufficiently secure for the moment. Sessions last indefinitely and are cookie-based.
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168 |
$httpd->add_handler('logout', 'function', 'greyhound_logout'); |
48
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$httpd->add_handler('config', 'function', 'greyhound_config'); |
8
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170 |
$httpd->add_handler('action.json', 'function', 'ajax_request_handler'); |
25 | 171 |
$httpd->add_handler('artwork', 'function', 'artwork_request_handler'); |
55
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Added login and credentials JSON API for some... upcoming new features.
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172 |
$httpd->add_handler('api', 'function', 'api_request_handler'); |
8
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173 |
$httpd->add_handler('scripts', 'dir', GREY_ROOT . '/scripts'); |
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174 |
$httpd->add_handler('favicon.ico', 'file', GREY_ROOT . '/amarok_icon.ico'); |
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175 |
$httpd->add_handler('apple-touch-icon.png', 'file', GREY_ROOT . '/apple-touch-icon.png'); |
40
bd3372a2afc1
Added artwork spriting support. Artwork is now displayed using a gigantic CSS sprite instead of hundreds of little images. GD required.
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diff
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|
176 |
$httpd->add_handler('spacer.gif', 'file', GREY_ROOT . '/spacer.gif'); |
58
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Added custom volume setting function (press v in the playlist window)
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|
177 |
$httpd->add_handler('trans80.png', 'file', GREY_ROOT . '/trans80.png'); |
48
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178 |
$httpd->threader->ipc_register('reloadconfig', 'grey_reload_config'); |
15
2adca0f363fd
Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
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|
179 |
// load all themes if forking is enabled |
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180 |
// Themes are loaded when the playlist is requested. This is fine for |
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Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
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181 |
// single-threaded operation, but if the playlist handler is only loaded |
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Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
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182 |
// in a child process, we need to preload all themes into the parent before |
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Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
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183 |
// children can respond to theme resource requests. |
48
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184 |
// if ( $allow_fork ) |
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185 |
// { |
15
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|
186 |
status('Preloading themes'); |
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Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
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|
187 |
|
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Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
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|
188 |
$dh = @opendir(GREY_ROOT . '/themes'); |
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Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
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|
189 |
if ( !$dh ) |
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Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
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|
190 |
burnout('Could not open themes directory'); |
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Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
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|
191 |
while ( $dir = @readdir($dh) ) |
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Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
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|
192 |
{ |
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Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
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|
193 |
if ( $dir == '.' || $dir == '..' ) |
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Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
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|
194 |
continue; |
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Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
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|
195 |
if ( is_dir( GREY_ROOT . "/themes/$dir" ) ) |
2adca0f363fd
Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
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|
196 |
load_theme($dir); |
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Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
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|
197 |
} |
48
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|
198 |
// } |
0
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First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
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diff
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|
199 |
$httpd->allow_dir_list = true; |
17
66c3eb4cdc4c
Re-enabled multi-threaded operation after trying with a field test
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parents:
16
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|
200 |
$httpd->allow_fork = ( $allow_fork ) ? true : false; |
0
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First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
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|
201 |
$httpd->default_document = 'index'; |
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First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
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diff
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|
202 |
|
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First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
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|
203 |
status("Entering main server loop - ^C to interrupt, listening on port $port"); |
c63de9eb7045
First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
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diff
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|
204 |
$httpd->serve(); |
c63de9eb7045
First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
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parents:
diff
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|
205 |
} |
c63de9eb7045
First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
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parents:
diff
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|
206 |
catch( Exception $e ) |
c63de9eb7045
First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
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parents:
diff
changeset
|
207 |
{ |
40
bd3372a2afc1
Added artwork spriting support. Artwork is now displayed using a gigantic CSS sprite instead of hundreds of little images. GD required.
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36
diff
changeset
|
208 |
if ( strstr(strval($e), "Could not bind") || strstr(strval($e), "Address already in use") ) |
34 | 209 |
{ |
210 |
burnout("Could not bind to the port $ip:$port. Is Greyhound already running? Sometimes browsers don't close off their connections until Greyhound has been dead for about a minute, so try starting Greyhound again in roughly 60 seconds. If that doesn't work, type \"killall -9 php\" at a terminal and try starting Greyhound again in 60 seconds."); |
|
211 |
} |
|
0
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First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
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|
212 |
burnout("Exception caught while running webserver:\n$e"); |
c63de9eb7045
First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
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parents:
diff
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|
213 |
} |
32
86140ed9087d
Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
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parents:
25
diff
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|
214 |
|
86140ed9087d
Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
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parents:
25
diff
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|
215 |
function handle_refresh_signal() |
86140ed9087d
Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents:
25
diff
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|
216 |
{ |
86140ed9087d
Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
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25
diff
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|
217 |
global $httpd; |
86140ed9087d
Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
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parents:
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diff
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|
218 |
if ( !is_object($httpd) ) |
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Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
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|
219 |
// we're not serving yet. |
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Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
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diff
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|
220 |
return false; |
86140ed9087d
Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
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parents:
25
diff
changeset
|
221 |
|
86140ed9087d
Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
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parents:
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diff
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|
222 |
// we've got an httpd instance; rebuild the playlist |
86140ed9087d
Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
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parents:
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diff
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|
223 |
rebuild_playlist(); |
86140ed9087d
Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents:
25
diff
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|
224 |
} |
48
d643bfb862d8
Replaced multithreading in WebServer with a full multithreading library that properly handles IPC and child management
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parents:
46
diff
changeset
|
225 |