PHP использует немецкий язык для распределения задач

https://launchpad.net/gearmand/+download

http://pecl.php.net/package/gearman

> yum install boost-devel gperf libevent-devel libuuid-devel
> tar xf gearmand-1.1.12.tar.gz
> cd gearmand-1.1.12
> ./configure
> make && make install

> yum install autoconf
> tar xf gearman-1.1.2.tgz
> cd gearman-1.1.2
> /data/php56/bin/phpize
> ./configure --with-php-config=/data/php56/bin/php-config
> make && make install

> vi /data/php56/lib/php.ini

extension_dir=/data/php56/lib/php/extensions/no-debug-zts-20131226/
extension=gearman.so

> /data/php56/bin/php -m

addServer('127.0.0.1', 4730);
//Donormal is synchronized, waiting for the worker to finish processing and return the result
//Do () is not recommended
$ret = $client->doNormal('sum', serialize(array(10, 10)));

if($ret) {
  Echo 'calculation result:', $RET ',' \ n ';
}

addServer('127.0.0.1', 4730);
//Register a callback function for business processing
$worker->addFunction('sum', function($job) {
  //Workload () gets the serialized data sent by the client
  $data = unserialize($job->workload());

  return $data[0] + $data[1];
});

//Dead cycle
while(true) {
  //Tasks waiting for job submission
  $ret = $worker->work();
  if ($worker->returnCode() != GEARMAN_SUCCESS) {
    break;
  }
}

> mkdir -p /usr/local/var/log
> gearmand -d

> /data/php56/bin/php /data/worker.php

> /data/php56/bin/php /data/client.php

addServer('127.0.0.1', 4730);
//Dobackground asynchronously returns the handle of the submitted task
$ret = $client->doBackground('sendEmail', json_encode(array(
  'email' => '[email protected]',
  'title '= >'test asynchronous',
  'body' = >'asynchronous execution looks like cow B ',
)));

//Continue with the following code
Echo "there is no fluctuation in my heart, and I even want to laugh.";

do {
  sleep(1);

  //Gets the state of the task handle
  //Jobstatus returns an array
  //First, whether the work has been known
  //Second, is the work running
  //The third and fourth correspond to the numerator and denominator of the percentage of completion respectively
  $status = $client->jobStatus($ret);
  
  Echo "completion status: {$status [2]} / {$status [3]} n";

  if(!$status[1]) {
    break;
  }
} while(true);

addServer('127.0.0.1', 4730);
//Register a callback function for business processing
$worker->addFunction('sendEmail', function($job) {
  //Workload () gets the serialized data sent by the client
  $data = json_decode($job->workload(), true);
  //Simulate time taken to send mail
  sleep(6);
  Echo "send {$data ['email ']} message successfully \;
});

//Dead cycle
//Tasks waiting for job submission
while($worker->work());

addServer('127.0.0.1', 4730);
//Set the callback function when the task is completed
$client->setCompleteCallback(function($task) {
  //Gets the data returned by the worker
  echo $task->data(), "\n";
});

//Calculate the cumulative sum of 1 to 500
//Add five tasks to the queue
$client->addTask('sum', json_encode(array(1, 100)));
$client->addTask('sum', json_encode(array(100, 200)));
$client->addTask('sum', json_encode(array(200, 300)));
$client->addTask('sum', json_encode(array(300, 400)));
$client->addTask('sum', json_encode(array(400, 500)));

//To run a task in a queue, the do series does not need runtask ()
$client->runTasks();

addServer('127.0.0.1', 4730);
//Register a callback function for business processing
$worker->addFunction('sum', function($job) {
  //Workload () gets the serialized data sent by the client
  $data = json_decode($job->workload(), true);
  sleep(1);
  $sum = 0;
  for($ix = $data[0]; $ix < $data[1]; ++$ix) {
    $sum += $ix;
  }
  return $sum;
});

//Dead cycle
//Tasks waiting for job submission
while($worker->work());