#Test DataSift : Job Queue

Requirements

This is my project for the DataSift test "Job Queue"..

Install dependencies

The external dependencies used by this project are :

• PHPUnit version 3.7
• zendframework/zend-config : 2.0.*
• zendframework/zend-console : 2.0.*

In order to test the application, use composer to install those dependencies.

PHP libraries

The PHP libraries required to run the project are :

• Semaphore : http://fr2.php.net/manual/en/intro.sem.php
• Process control : http://fr2.php.net/manual/en/book.pcntl.php

Check that those libraries are installed and activated on your system.

Working instructions

Configuration file

Find the configuration file in the repository "app/config". The parameters required are :

• nb_workers : the number of workers launched
• timeout : the time between keep-alive messages from worker
• server_adress : the domain used by the manager to create connexion with clients
• server_port ; the port used by the manager to create connexion with clients
• nb_clients_max = 10 ; number of simultaneous clients
• path_log_file : path to the log file

Usage

Tasks

The task processed by the workers encrypts in MD5 the data sent.

Daemon

Start to execute the file "daemon.php". This script launch the workers and listens for clients connections.

php daemon.php

Client

In order to send data to the workers, run the script "TaskCommand.php" and follow the inscriptions in the console.

php src/TestBundle/Command/TaskCommand.php

Monitoring

You can monitor the application by reading the log file configured in "config.ini".

Unit tests

Use PHPUnit to run the unit tests

phpunit -c phpunit.xml