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Change Pub-Sub guarantees to at-most-once #1713
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# Conflicts: # tests/Proto.Cluster.PubSub.Tests/Proto.Cluster.PubSub.Tests.csproj
This was referenced Jul 13, 2022
mhelleborg
reviewed
Jul 14, 2022
mhelleborg
reviewed
Jul 14, 2022
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Description
After testing the pub-sub functionality on production it became clear that the aim for at-least-once delivery is not very well aligned with soft real-time, in-memory processing approach promoted by proto.actor. Additionally, ensuring at-least-once delivery has proven to increase complexity of the code and configuration significantly. This PR switches to at-most-once guarantee to align better with promoted use cases for the pub-sub.
Reliable stream processing is still relevant use case, and we may introduce a dedicated functionality that supports it in the future. For now we suggest using external infrastructure like Kafka or RabbitMQ in conjunction with proto.actor to ensure at-least-once processing.
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