NAME

Minion::Backend::Mango - Mango backend for Minion

SYNOPSIS

use Minion::Backend::Mango;

my $backend = Minion::Backend::Mango->new('mongodb://127.0.0.1:27017');

DESCRIPTION

Minion::Backend::Mango is a highly scalable Mango backend for Minion.

ATTRIBUTES

Minion::Backend::Mango inherits all attributes from Minion::Backend and implements the following new ones.

mango

my $mango = $backend->mango;
$backend  = $backend->mango(Mango->new);

Mango object used to store collections.

jobs

my $jobs = $backend->jobs;
$backend = $backend->jobs(Mango::Collection->new);

Mango::Collection object for jobs collection, defaults to one based on "prefix".

notifications

my $notifications = $backend->notifications;
$backend          = $backend->notifications(Mango::Collection->new);

Mango::Collection object for notifications collection, defaults to one based on "prefix".

prefix

my $prefix = $backend->prefix;
$backend   = $backend->prefix('foo');

Prefix for collections, defaults to minion.

workers

my $workers = $backend->workers;
$backend    = $backend->workers(Mango::Collection->new);

Mango::Collection object for workers collection, defaults to one based on "prefix".

METHODS

Minion::Backend::Mango inherits all methods from Minion::Backend and implements the following new ones.

dequeue

my $job_info = $backend->dequeue($worker_id, 0.5);
my $job_info = $backend->dequeue($worker_id, 0.5, {queues => ['default']});

Wait for job, dequeue it and transition from inactive to active state or return undef if queue was empty.

These options are currently available:

• queues

    queues => ['important']
  

  One or more queues to dequeue jobs from, defaults to default.

enqueue

my $job_id = $backend->enqueue('foo');
my $job_id = $backend->enqueue(foo => [@args]);
my $job_id = $backend->enqueue(foo => [@args] => {priority => 1});

Enqueue a new job with inactive state. These options are currently available:

• attempts

    attempts => 25
  

  Number of times performing this job will be attempted, defaults to 1.

• delay

    delay => 10
  

  Delay job for this many seconds from now.

• priority

    priority => 5
  

  Job priority, defaults to 0.

• queue

    queue => 'important'
  

  Queue to put job in, defaults to default.

fail_job

my $bool = $backend->fail_job($job_id);
my $bool = $backend->fail_job($job_id, 'Something went wrong!');

Transition from active to failed state.

finish_job

my $bool = $backend->finish_job($job_id);

Transition from active to finished state.

job_info

my $info = $backend->job_info($job_id);

Get information about a job or return undef if job does not exist.

list_jobs

my $batch = $backend->list_jobs($skip, $limit);
my $batch = $backend->list_jobs($skip, $limit, {state => 'inactive'});

Returns the same information as "job_info" but in batches.

These options are currently available:

• queue

    queue => 'important'
  

  List only jobs in this queue.

• state

    state => 'inactive'
  

  List only jobs in this state.

• task

    task => 'test'
  

  List only jobs for this task.

list_workers

my $batch = $backend->list_workers($skip, $limit);

Returns the same information as "worker_info" but in batches.

new

my $backend = Minion::Backend::Mango->new('mongodb://127.0.0.1:27017');

Construct a new Minion::Backend::Mango object.

register_worker

my $worker_id = $backend->register_worker;
my $worker_id = $backend->register_worker($worker_id);

Register worker or send heartbeat to show that this worker is still alive.

remove_job

my $bool = $backend->remove_job($job_id);

Remove failed, finished or inactive job from queue.

repair

$backend->repair;

Repair worker registry and job queue if necessary.

reset

$backend->reset;

Reset job queue.

retry_job

my $bool = $backend->retry_job($job_id);
my $bool = $backend->retry_job($job_id, {delay => 10});

Transition from failed or finished state back to inactive, already inactive jobs may also be retried to change options.

These options are currently available:

• delay

    delay => 10
  

  Delay job for this many seconds (from now).

• priority

    priority => 5
  

  Job priority.

• queue

    queue => 'important'
  

  Queue to put job in.

stats

my $stats = $backend->stats;

Get statistics for jobs and workers.

unregister_worker

$backend->unregister_worker($worker_id);

Unregister worker.

worker_info

my $info = $backend->worker_info($worker_id);

Get information about a worker or return undef if worker does not exist.

AUTHOR

Andrey Khozov avkhozov@gmail.com

Sebastian Riedel sri@cpan.org

LICENSE

Copyright (C) 2014, Sebastian Riedel.

Copyright (C) 2015-2016, Andrey Khozov.

This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.

SEE ALSO

Minion, Mango, http://mojolicio.us.