PHP code example of roadrunner-php / lock

1. Go to this page and download the library: Download roadrunner-php/lock library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

roadrunner-php / lock example snippets


use RoadRunner\Lock\Lock;
use Spiral\Goridge\RPC\RPC;

;

$id = $lock->lock('pdf:create', ttl: 10);
if ($id === false) {
    // The resource is locked by another process
    return;
}

try {
    // Do the work
} finally {
    $lock->release('pdf:create', $id);
}


$id = $lock->lock('pdf:create');

// Acquire lock with ttl - 10 seconds
$id = $lock->lock('pdf:create', ttl: 10);
// or
$id = $lock->lock('pdf:create', ttl: new \DateInterval('PT10S'));

// Acquire lock and wait 5 seconds until lock will be released
$id = $lock->lock('pdf:create', waitTTL: 5);
// or
$id = $lock->lock('pdf:create', waitTTL: new \DateInterval('PT5S'));

// Acquire lock with id - 14e1b600-9e97-11d8-9f32-f2801f1b9fd1
$id = $lock->lock('pdf:create', id: '14e1b600-9e97-11d8-9f32-f2801f1b9fd1');


$id = $lock->lockRead('pdf:create', ttl: 10);
// or
$id = $lock->lockRead('pdf:create', ttl: new \DateInterval('PT10S'));

// Acquire lock and wait 5 seconds until lock will be released
$id = $lock->lockRead('pdf:create', waitTTL: 5);
// or
$id = $lock->lockRead('pdf:create', waitTTL: new \DateInterval('PT5S'));

// Acquire lock with id - 14e1b600-9e97-11d8-9f32-f2801f1b9fd1
$id = $lock->lockRead('pdf:create', id: '14e1b600-9e97-11d8-9f32-f2801f1b9fd1');


// Release lock after task is done.
$lock->release('pdf:create', $id);

// Force release lock
$lock->forceRelease('pdf:create');


if ($lock->exists('pdf:create')) {
    // The resource is locked
}

if ($lock->exists('pdf:create', $id)) {
    // The lock with this id is held
}


// Set the lock ttl to 10 seconds
$lock->updateTTL('pdf:create', $id, 10);
// or
$lock->updateTTL('pdf:create', $id, new \DateInterval('PT10S'));