| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | namespace PHPDaemon\Thread; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  | use PHPDaemon\Core\AppInstance; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | use PHPDaemon\Core\Daemon; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | use PHPDaemon\Core\EventLoop; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | use PHPDaemon\FS\FileSystem; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | use PHPDaemon\FS\FileWatcher; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  * Implementation of the IPC thread | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  * @package Core | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  * @author  Vasily Zorin <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | // @TODO: respawning IPCThread on unexpected failures | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  | class IPC extends Generic | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |      * Event base | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |      * @var EventLoop | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |     public $loop; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |      * Break main loop? | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |      * @var boolean | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |     protected $breakMainLoop = false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |      * Reload ready? | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |      * @var boolean | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |     protected $reloadReady = false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |      * Update? | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |      * @var boolean | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |     public $update = false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |      * If true, we do not register signals automatically at start | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |      * @var boolean | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |     protected $delayedSigReg = true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |      * Instances count | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |      * @var array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |     public $instancesCount = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |      * File watcher | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |      * @var FileWatcher | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |     public $fileWatcher; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |      * If true, we do not register signals automatically at start | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |      * @var boolean | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |     public $reload = false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |     /** @var */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |     public $IPCManager; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |      * Runtime of Worker process. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |     protected function run() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |         if (Daemon::$process instanceof Master) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |             Daemon::$process->unregisterSignals(); | 
                            
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                | 80 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |         EventLoop::init(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |         Daemon::$process = $this; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |         if (Daemon::$logpointerAsync) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |             Daemon::$logpointerAsync->fd = null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |             Daemon::$logpointerAsync = null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |         class_exists('Timer'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |         if (Daemon::$config->autogc->value > 0) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |             gc_enable(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |         } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |             gc_disable(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |         $this->prepareSystemEnv(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |         $this->registerEventSignals(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |         FileSystem::init(); // re-init | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |         FileSystem::initEvent(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |         Daemon::openLogs(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |         $this->fileWatcher = new FileWatcher(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |         $this->IPCManager = Daemon::$appResolver->getInstanceByAppName('\PHPDaemon\IPCManager\IPCManager'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |         if (!$this->IPCManager) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |             $this->log('cannot instantiate IPCManager'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |         EventLoop::$instance->run(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |      * Setup settings on start. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |     protected function prepareSystemEnv() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |         proc_nice(Daemon::$config->ipcthreadpriority->value); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |         register_shutdown_function(function () { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |             $this->shutdown(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |         }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |         $this->setTitle( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |             Daemon::$runName . ': IPC process' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |             . (Daemon::$config->pidfile->value !== Daemon::$config->defaultpidfile->value | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |                 ? ' (' . Daemon::$config->pidfile->value . ')' : '') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |         if (isset(Daemon::$config->group->value)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |             $sg = posix_getgrnam(Daemon::$config->group->value); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |         if (isset(Daemon::$config->user->value)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |             $su = posix_getpwnam(Daemon::$config->user->value); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |         if (Daemon::$config->chroot->value !== '/') { | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 136 |  | View Code Duplication |             if (posix_getuid() != 0) { | 
                            
                    |  |  |  | 
                                                                                        
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                | 137 |  |  |                 $this->log('You must have the root privileges to change root.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |                 exit(0); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |             } elseif (!chroot(Daemon::$config->chroot->value)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |                 Daemon::log('Couldn\'t change root to \'' . Daemon::$config->chroot->value . '\'.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |                 exit(0); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |  | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 145 |  | View Code Duplication |         if (isset(Daemon::$config->group->value)) { | 
                            
                    |  |  |  | 
                                                                                        
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                | 146 |  |  |             if ($sg === false) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |                 $this->log('Couldn\'t change group to \'' . Daemon::$config->group->value . '\'. You must replace config-variable \'group\' with existing group.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |                 exit(0); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |             } elseif (($sg['gid'] != posix_getgid()) && (!posix_setgid($sg['gid']))) { | 
                            
                    |  |  |  | 
                                                                                        
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                | 150 |  |  |                 $this->log('Couldn\'t change group to \'' . Daemon::$config->group->value . "'. Error (" . ($errno = posix_get_last_error()) . '): ' . posix_strerror($errno)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |                 exit(0); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |  | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 155 |  | View Code Duplication |         if (isset(Daemon::$config->user->value)) { | 
                            
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                | 156 |  |  |             if ($su === false) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |                 $this->log('Couldn\'t change user to \'' . Daemon::$config->user->value . '\', user not found. You must replace config-variable \'user\' with existing username.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  |                 exit(0); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  |             } elseif (($su['uid'] != posix_getuid()) && (!posix_setuid($su['uid']))) { | 
                            
                    |  |  |  | 
                                                                                        
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                | 160 |  |  |                 $this->log('Couldn\'t change user to \'' . Daemon::$config->user->value . "'. Error (" . ($errno = posix_get_last_error()) . '): ' . posix_strerror($errno)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |                 exit(0); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  |  | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 165 |  | View Code Duplication |         if (Daemon::$config->cwd->value !== '.') { | 
                            
                    |  |  |  | 
                                                                                        
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                | 166 |  |  |             if (!@chdir(Daemon::$config->cwd->value)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  |                 $this->log('Couldn\'t change directory to \'' . Daemon::$config->cwd->value . '.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  |      * Log something | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  |      * @param string - Message. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  |      * @param string $message | 
            
                                                                                                            
                            
            
                                    
            
            
                | 176 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  |     public function log($message) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  |         Daemon::log('I#' . $this->pid . ' ' . $message); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  |      * Reloads additional config-files on-the-fly. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  |     protected function update() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 188 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 189 |  |  |         FileSystem::updateConfig(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 190 |  |  |         foreach (Daemon::$appInstances as $app) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 191 |  |  |             foreach ($app as $appInstance) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 192 |  |  |                 $appInstance->handleStatus(AppInstance::EVENT_CONFIG_UPDATED); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 193 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 194 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 195 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 196 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 197 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 198 |  |  |      * Shutdown thread | 
            
                                                                                                            
                            
            
                                    
            
            
                | 199 |  |  |      * @param boolean - Hard? If hard, we shouldn't wait for graceful shutdown of the running applications. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 200 |  |  |      * @return boolean|null - Ready? | 
            
                                                                                                            
                            
            
                                    
            
            
                | 201 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 202 |  |  |     public function shutdown($hard = false) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 203 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 204 |  |  |         $error = error_get_last(); | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 205 |  | View Code Duplication |         if ($error) { | 
                            
                    |  |  |  | 
                                                                                        
                                                                                            
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                | 206 |  |  |             if ($error['type'] === E_ERROR) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 207 |  |  |                 $this->log('crashed by error \'' . $error['message'] . '\' at ' . $error['file'] . ':' . $error['line']); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 208 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 209 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 210 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 211 |  |  |         if (Daemon::$config->throwexceptiononshutdown->value) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 212 |  |  |             throw new \Exception('event shutdown'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 213 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 214 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 215 |  |  |         @ob_flush(); | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 216 |  |  |  | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 217 |  | View Code Duplication |         if ($this->terminated === true) { | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 218 |  |  |             if ($hard) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 219 |  |  |                 posix_kill(getmypid(), SIGKILL); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 220 |  |  |                 exit(0); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 221 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 222 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 223 |  |  |             return; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 224 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 225 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 226 |  |  |         $this->terminated = true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 227 |  |  |         if ($hard) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 228 |  |  |             posix_kill(getmypid(), SIGKILL); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 229 |  |  |             exit(0); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 230 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 231 |  |  |         FileSystem::waitAllEvents(); // ensure that all I/O events completed before suicide | 
            
                                                                                                            
                            
            
                                    
            
            
                | 232 |  |  |         posix_kill(posix_getppid(), SIGCHLD); // praying to Master | 
            
                                                                                                            
                            
            
                                    
            
            
                | 233 |  |  |         posix_kill(getmypid(), SIGKILL); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 234 |  |  |         exit(0); // R.I.P. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 235 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 236 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 237 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 238 |  |  |      * Handler of the SIGINT (hard shutdown) signal in worker process. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 239 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 240 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 241 |  |  |     protected function sigint() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 242 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 243 |  |  |         if (Daemon::$config->logsignals->value) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 244 |  |  |             $this->log('caught SIGINT.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 245 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 246 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 247 |  |  |         $this->shutdown(true); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 248 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 249 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 250 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 251 |  |  |      * Handler of the SIGTERM (graceful shutdown) signal in worker process. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 252 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 253 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 254 |  |  |     protected function sigterm() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 255 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 256 |  |  |         if (Daemon::$config->logsignals->value) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 257 |  |  |             $this->log('caught SIGTERM.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 258 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 259 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 260 |  |  |         $this->shutdown(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 261 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 262 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 263 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 264 |  |  |      * Handler of the SIGQUIT (graceful shutdown) signal in worker process. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 265 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 266 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 267 |  |  |     public function sigquit() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 268 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 269 |  |  |         if (Daemon::$config->logsignals->value) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 270 |  |  |             $this->log('caught SIGQUIT.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 271 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 272 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 273 |  |  |         parent::sigquit(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 274 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 275 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 276 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 277 |  |  |      * Handler of the SIGTSTP (graceful stop) signal in worker process. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 278 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 279 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 280 |  |  |     protected function sigtstp() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 281 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 282 |  |  |         if (Daemon::$config->logsignals->value) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 283 |  |  |             $this->log('Caught SIGTSTP (graceful stop all workers).'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 284 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 285 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 286 |  |  |         $this->shutdown(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 287 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 288 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 289 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 290 |  |  |      * Handler of the SIGHUP (reload config) signal in worker process. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 291 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 292 |  |  |      */ | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 293 |  | View Code Duplication |     public function sighup() | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 294 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 295 |  |  |         if (Daemon::$config->logsignals->value) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 296 |  |  |             $this->log('caught SIGHUP (reload config).'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 297 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 298 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 299 |  |  |         if (isset(Daemon::$config->configfile->value)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 300 |  |  |             Daemon::loadConfig(Daemon::$config->configfile->value); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 301 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 302 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 303 |  |  |         $this->update = true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 304 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 305 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 306 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 307 |  |  |      * Handler of the SIGUSR1 (re-open log-file) signal in worker process. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 308 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 309 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 310 |  |  |     public function sigusr1() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 311 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 312 |  |  |         if (Daemon::$config->logsignals->value) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 313 |  |  |             $this->log('caught SIGUSR1 (re-open log-file).'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 314 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 315 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 316 |  |  |         Daemon::openLogs(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 317 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 318 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 319 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 320 |  |  |      * Handler of the SIGUSR2 (graceful shutdown for update) signal in worker process. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 321 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 322 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 323 |  |  |     public function sigusr2() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 324 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 325 |  |  |         if (Daemon::$config->logsignals->value) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 326 |  |  |             $this->log('caught SIGUSR2 (graceful shutdown for update).'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 327 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 328 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 329 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 330 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 331 |  |  |      * Handler of the SIGTTIN signal in worker process. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 332 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 333 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 334 |  |  |     public function sigttin() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 335 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 336 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 337 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 338 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 339 |  |  |      * Handler of the SIGXSFZ signal in worker process. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 340 |  |  |      * @return void | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 341 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 342 |  |  |     public function sigxfsz() | 
            
                                                                        
                            
            
                                    
            
            
                | 343 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 344 |  |  |         $this->log('SIGXFSZ.'); | 
            
                                                                        
                            
            
                                    
            
            
                | 345 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 346 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 347 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 348 |  |  |      * Handler of non-known signals. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 349 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 350 |  |  |      */ | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 351 |  | View Code Duplication |     public function sigunknown($signo) | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 352 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 353 |  |  |         if (isset(Generic::$signals[$signo])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 354 |  |  |             $sig = Generic::$signals[$signo]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 355 |  |  |         } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 356 |  |  |             $sig = 'UNKNOWN'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 357 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 358 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 359 |  |  |         $this->log('caught signal #' . $signo . ' (' . $sig . ').'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 360 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 361 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 362 |  |  |  | 
            
                        
This check looks for access to methods that are not accessible from the current context.
If you need to make a method accessible to another context you can raise its visibility level in the defining class.