IT. Expert System.

PHP

Wait for activity from one of the job servers


GearmanWorker::wait

(PECL gearman >= 0.6.0)

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

Description

public bool GearmanWorker::wait ( void )

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.

Parameters

This function has no parameters.

Return Values

Returns TRUE on success or FALSE on failure.

Examples

Example #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());
}


?>

See Also



Content

Android Reference

Java basics

Java Enterprise Edition (EE)

Java Standard Edition (SE)

SQL

HTML

PHP

CSS

Java Script

MYSQL

JQUERY

VBS

REGEX

C

C++

C#

Design patterns

RFC (standard status)

RFC (proposed standard status)

RFC (draft standard status)

RFC (informational status)

RFC (experimental status)

RFC (best current practice status)

RFC (historic status)

RFC (unknown status)

IT dictionary

License.
All information of this service is derived from the free sources and is provided solely in the form of quotations. This service provides information and interfaces solely for the familiarization (not ownership) and under the "as is" condition.
Copyright 2016 © ELTASK.COM. All rights reserved.
Site is optimized for mobile devices.
Downloads: 1855 / 248362471. Delta: 0.02704 с