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GearmanWorker::wait

(PECL gearman >= 0.6.0)

GearmanWorker::waitWait for activity from one of the job servers

Açıklama

public GearmanWorker::wait(): bool

Causes the worker to wait for activity from one of the Gearman job servers when operating in non-blocking I/O mode. On failure, issues a E_WARNING with the last Gearman error encountered.

Bağımsız Değişkenler

Bu işlevin bağımsız değişkeni yoktur.

Dönen Değerler

Başarı durumunda true, başarısızlık durumunda false döner.

Örnekler

Örnek 1 Running worker in non-blocking mode

<?php

echo "Starting\n";

# Create our worker object
$worker= new GearmanWorker();

# Make the worker non-blocking
$worker->addOptions(GEARMAN_WORKER_NON_BLOCKING);

# Add the default server (localhost, port 4730)
$worker->addServer();

# Add our reverse function
$worker->addFunction('reverse', 'reverse_fn');

# Try to grab a job
while (@$worker->work() ||
$worker->returnCode() == GEARMAN_IO_WAIT ||
$worker->returnCode() == GEARMAN_NO_JOBS)
{
if (
$worker->returnCode() == GEARMAN_SUCCESS)
continue;

echo
"Waiting for next job...\n";
if (!@
$worker->wait())
{
if (
$worker->returnCode() == GEARMAN_NO_ACTIVE_FDS)
{
# We are not connected to any servers, so wait a bit before
# trying to reconnect.
sleep(5);
continue;
}
break;
}
}

echo
"Worker Error: " . $worker->error() . "\n";

function
reverse_fn($job)
{
return
strrev($job->workload());
}


?>

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