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77 lines
1.9 KiB
PHP
77 lines
1.9 KiB
PHP
<?php
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/**
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* Synchronization child process object
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*/
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class SyncProcess {
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private $handle;
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private $pipes;
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private $output;
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private $errors;
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private $request;
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/**
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* Create a new sync process
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* @param string $command command to run
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* @param array $args arguments
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* @param Request $request object that triggered this sync
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*/
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public function __construct($command, $args, $request = null) {
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global $config;
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$timeout_util = $config['general']['timeout_util'];
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$this->request = $request;
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$this->output = '';
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$descriptorspec = array(
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0 => array("pipe", "r"), // stdin
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1 => array("pipe", "w"), // stdout
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2 => array("pipe", "w"), // stderr
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3 => array("pipe", "w") //
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);
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switch ($timeout_util) {
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case "BusyBox":
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$commandline = '/usr/bin/timeout -t 60 '.$command.' '.implode(' ', array_map('escapeshellarg', $args));
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break;
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default:
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$commandline = '/usr/bin/timeout 60s '.$command.' '.implode(' ', array_map('escapeshellarg', $args));
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}
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$this->handle = proc_open($commandline, $descriptorspec, $this->pipes);
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stream_set_blocking($this->pipes[1], 0);
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stream_set_blocking($this->pipes[2], 0);
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}
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/**
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* Get data from the child process
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* @return string output from the child process
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*/
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public function get_data() {
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if(isset($this->handle) && is_resource($this->handle)) {
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$out = fread($this->pipes[1], 4096);
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$this->output .= $out;
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$this->errors .= fread($this->pipes[2], 4096);
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if(feof($this->pipes[1]) && feof($this->pipes[2])) {
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foreach($this->pipes as $ref => $pipe) {
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fclose($this->pipes[$ref]);
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}
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unset($this->handle);
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if($this->errors) {
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echo $this->errors;
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$this->output = '';
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}
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return array('done' => true, 'output' => $this->output);
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}
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}
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}
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/**
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* Delete the request that triggered this sync
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*/
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public function __destruct() {
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global $sync_request_dir;
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if(!is_null($this->request)) {
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$sync_request_dir->delete_sync_request($this->request);
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}
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}
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}
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