Saturday, March 10, 2018

Identifying RabbitMQ consumers

One of the challenges my team was facing was to accurately identify the consumers of a RabbitMQ queue. Let's say if you have 5 consumers and you want to kill one of them through the dashboard, you need to identify the consumer.

Each consumer of RabbitMQ has a tag value that can be used to uniquely identify it. By default, RabbitMQ assigns some random number as the consumer tag, but just by looking at this random string tag there is no way to identify the actual consumer. 

To resolve this, you need to create a ConsumerTagStrategy and associate it with the MessageListenerContainer. Code snippet given below: 

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