function useCallable($concurrent, $numberOfJobs)
{
$logger = new Logger('swarm_logger');
$logger->pushProcessor(new MemoryUsageProcessor());
$listOfProcessesToRun = array();
for ($i = 0; $i < $numberOfJobs; $i++) {
$listOfProcessesToRun[] = getCommand();
}
$swarm = new SwarmProcess($logger);
$swarm->setMaxRunStackSize($concurrent);
// Now go run it:
$swarm->run(function () {
usleep(50000);
if (rand(0, 3) == 0) {
return new Process(getCommand());
} else {
echo 'skipped...' . PHP_EOL;
}
}, function () {
static $runcount = 0;
$runcount++;
echo '>>>>>>>>>>>>>>>>>>>>>>>>> ' . $runcount . PHP_EOL;
return $runcount < 5;
});
}
<?php
/**
* This examples shows the simplest way of using the SwarmProcess class.
* The logger is used purely to allow you to see what's happening.
* If you don't provide the logger, the Psr\Log\NullLogger will be used internally.
*/
use Afrihost\SwarmProcess\SwarmProcess;
use Monolog\Logger;
chdir(__DIR__);
require '../vendor/autoload.php';
$logger = new Logger('swarm_logger');
$swarmProcess = new SwarmProcess($logger);
// Add a few things to do:
$swarmProcess->pushNativeCommandOnQueue('sleep 9');
$swarmProcess->pushNativeCommandOnQueue('sleep 8');
$swarmProcess->pushNativeCommandOnQueue('sleep 7');
$swarmProcess->pushNativeCommandOnQueue('sleep 6');
$swarmProcess->pushNativeCommandOnQueue('sleep 5');
$swarmProcess->pushNativeCommandOnQueue('sleep 5');
$swarmProcess->pushNativeCommandOnQueue('sleep 4');
$swarmProcess->pushNativeCommandOnQueue('sleep 3');
$swarmProcess->pushNativeCommandOnQueue('sleep 2');
$swarmProcess->pushNativeCommandOnQueue('sleep 1');
$swarmProcess->setMaxRunStackSize(4);
$swarmProcess->run();
use Symfony\Component\Process\Process;
chdir(__DIR__);
require '../vendor/autoload.php';
$logger = new Logger('swarm_logger');
$swarmProcess = new SwarmProcess($logger);
// Add a few things to do:
$swarmProcess->pushProcessOnQueue(new Process('sleep 9'));
$swarmProcess->pushProcessOnQueue(new Process('sleep 8'));
$swarmProcess->pushProcessOnQueue(new Process('sleep 7'));
$swarmProcess->pushProcessOnQueue(new Process('sleep 6'));
$swarmProcess->pushProcessOnQueue(new Process('sleep 5'));
$swarmProcess->pushProcessOnQueue(new Process('sleep 5'));
$swarmProcess->pushProcessOnQueue(new Process('sleep 4'));
$swarmProcess->pushProcessOnQueue(new Process('sleep 3'));
$swarmProcess->pushProcessOnQueue(new Process('sleep 2'));
$swarmProcess->pushProcessOnQueue(new Process('sleep 1'));
$swarmProcess->setMaxRunStackSize(4);
/**
* @return null|Process
*/
$closureAddMoreStuff = function () {
if (rand(0, 1000) == 0) {
// just some randomization to illustrate the point of real world
return new Process('sleep 5');
}
return null;
};
$swarmProcess->run($closureAddMoreStuff, function () {
return true;
// this could be any range of logic, a DB call, anything you want
});