apache / apache/pulsar

Enable geo replication for topics via pulsar admin

Open
#20,430 1 comment 0 reactions 0 assignees View on GitHub
Stale type/enhancement
Dominant language
Java
Stars
15.3k
Forks
3.8k
Avg merge
1d 14h
Merged PRs (30d)
160

Description

### Search before asking

- [X] I searched in the [issues](https://github.com/apache/pulsar/issues) and found nothing similar.

### Motivation

This is to allow admins of any topics to geo-replicate the topic in other connected clusters. For a use case when there are 2 clusters, tenants and namespaces are automatically replicated via adding flags 'allowedClusters' and 'replicationClusters' respectively using pulsar admin but it can't be done for a topic. There should be no requirement to go to the second cluster and create that separately. cc @hangc0276

### Solution

new parameters can be added in the createPersistantTopic for adding replicated clusters.

### Alternatives

_No response_

### Anything else?

_No response_

### Are you willing to submit a PR?

- [ ] I'm willing to submit a PR!

Contributor guide

Open the contributing guide

Research direction

Start by tracing the createPersistantTopic path in the Pulsar admin implementation and how allowedClusters and replicationClusters are handled for tenants and namespaces. Determine the topic-level parameters and verification needed so an administrator can configure replication from one connected cluster, then confirm the behavior across both clusters.

Written by the indexing model from the issue text.

Assessment

Tech stack
java
Domain
distributed-systems
Issue type
Feature
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
35/100

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