The Semaphore Transport allows you to send and receive messages on System V message queues.

1.1.0 2020-07-09 13:30 UTC

This package is auto-updated.

Last update: 2021-05-09 15:19:55 UTC


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The Semaphore Transport allows you to send and receive messages on System V message queues. The semaphore transport configuration looks like this :

# .env
# Full DSN Example

A number of options can be configured via the DSN or via the options key under the transport in messenger.yaml:

Option Description Default
path Pathname to create System V IPC key
project Project identifier to create System V IPC key M
message_type The type of message to send 1
message_max_size The maximum size in bytes of a message if the message is larger than this size, an exception will be thrown 131072
auto_setup Enable or not the auto-setup of queue true

This extension is not available on Windows platforms.


Open a command console, enter your project directory and execute the following command to download the latest stable version of this bundle:

$ composer require coka/semaphore-messenger

This command requires you to have Composer installed globally, as explained in the installation chapter of the Composer documentation.


You can register the semaphore transport factory to be able to use it via a DSN in the Symfony application.

Register the Semaphore Transport Factory

# config/services.yaml
        tags: [messenger.transport_factory]

Use your Transport

Within the framework.messenger.transports.* configuration, create your named transport using your own DSN:

# config/packages/messenger.yaml
            yours: 'semaphore://...'

Copyright and License

The coka/semaphore-messenger library is copyright © Baidai Cedrick Oka and licensed for use under the MIT License (MIT). Please see LICENSE for more information.

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