/**
* Sets up forking.
*
* @param fork_daemon $fork_daemon Fork daemon object.
* @return void
*/
public function setUpForking(fork_daemon $fork_daemon)
{
$this->fork_daemon = $fork_daemon;
$this->fork_daemon->max_children_set($this->getNumChildren());
$this->fork_daemon->register_child_run(array($this, 'processWork'));
$this->fork_daemon->register_parent_exit(array($this, 'cleanUp'));
$this->fork_daemon->max_work_per_child_set($this->getItemCount());
}
/**
*
*/
public function __destruct()
{
parent::__destruct();
}
<?php
declare (ticks=1);
require_once __DIR__ . '/../fork_daemon.php';
/* setup forking daemon */
$server = new fork_daemon();
$server->max_children_set(5);
$server->max_work_per_child_set(3);
$server->register_child_run("process_child_run");
$server->register_parent_child_exit("process_child_exit");
$server->register_logging("logger", fork_daemon::LOG_LEVEL_ALL);
test_identifier();
function test_identifier()
{
global $server;
$server->child_single_work_item_set(true);
$server->max_work_per_child_set(1);
echo "Adding 100 units of work\n";
/* add work */
$data_set = array();
for ($i = 0; $i < 100; $i++) {
$data_set[] = $i;
}
shuffle($data_set);
$data_set = array_chunk($data_set, 3);
$i = 0;
foreach ($data_set as $item) {
$server->addwork($item, "IDn{$i}");
$i++;
}
echo "Processing work in non-blocking mode\n";
declare (ticks=1);
namespace PHPMD\TextUI;
use CodeClimate\PHPMD\Runner;
error_reporting(E_ERROR | E_PARSE | E_NOTICE);
date_default_timezone_set('UTC');
ini_set('memory_limit', -1);
require_once __DIR__ . '/vendor/autoload.php';
require_once "JSONRenderer.php";
require_once "Runner.php";
require_once "Category.php";
use PHPMD\PHPMD;
use PHPMD\RuleSetFactory;
use PHPMD\Writer\StreamWriter;
use PHPMD\Renderer\JSONRenderer;
// obtain the config
$config = json_decode(file_get_contents('/config.json'), true);
// setup forking daemon
$server = new \fork_daemon();
$server->max_children_set(3);
$server->max_work_per_child_set(50);
$server->store_result_set(true);
$runner = new Runner($config, $server);
$server->register_child_run(array($runner, "run"));
$runner->queueDirectory("/code");
$server->process_work(true);
foreach ($server->get_all_results() as $result_file) {
echo file_get_contents($result_file);
unlink($result_file);
}
/**
* This is the class constructor, initializes the object.
* @access public
*/
public function __construct()
{
/* record pid of parent process */
self::$parent_pid = getmypid();
/* install signal handlers */
declare (ticks=1);
pcntl_signal(SIGHUP, array(&$this, 'signal_handler_sighup'));
pcntl_signal(SIGCHLD, array(&$this, 'signal_handler_sigchild'));
pcntl_signal(SIGTERM, array(&$this, 'signal_handler_sigint'));
pcntl_signal(SIGINT, array(&$this, 'signal_handler_sigint'));
pcntl_signal(SIGALRM, SIG_IGN);
pcntl_signal(SIGUSR2, SIG_IGN);
pcntl_signal(SIGBUS, SIG_IGN);
pcntl_signal(SIGPIPE, SIG_IGN);
pcntl_signal(SIGABRT, SIG_IGN);
pcntl_signal(SIGFPE, SIG_IGN);
pcntl_signal(SIGILL, SIG_IGN);
pcntl_signal(SIGQUIT, SIG_IGN);
pcntl_signal(SIGTRAP, SIG_IGN);
pcntl_signal(SIGSYS, SIG_IGN);
/* add barracuda specific prefork functions (doesn't hurt anything) */
$this->parent_function_prefork = array('db_clear_connection_cache', 'memcache_clear_connection_cache');
}
/**
* Update the last run time of the job after it is finished.
*
* @param int $pid The pid of the child exiting.
* @return void
*/
public function parentChildExit($pid)
{
// Bucket should be named after the job class
$class = $this->fork_daemon->getForkedChildren()[$pid]['bucket'];
$this->jobFinished($class);
}
<?php
/**
* Sample of passing in work and getting back results using a call at the
* end of the child processing
*/
declare (ticks=1);
require_once __DIR__ . '/../fork_daemon.php';
/* setup forking daemon */
$server = new fork_daemon();
$server->max_children_set(100);
$server->max_work_per_child_set(3);
$server->store_result_set(true);
$server->register_child_run("process_child_run");
$server->register_parent_child_exit("process_child_exit");
$server->register_logging("logger", fork_daemon::LOG_LEVEL_ALL);
// no callback with this method since we check results at the end
test_nonblocking();
// since deferred results, check at the end
$results = $server->get_all_results();
var_dump($results);
echo "Sum: " . array_sum($results) . PHP_EOL;
echo "Count: " . count($results) . PHP_EOL;
function test_nonblocking()
{
global $server;
echo "Adding 100 units of work\n";
/* add work */
$data_set = array();
for ($i = 0; $i < 100; $i++) {
$data_set[] = $i;