rudy2steiner opened a new pull request #8048:
URL: https://github.com/apache/pulsar/pull/8048
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*(If this PR fixes a github issue, please add `Fixes #<xyz>`.)*
Fixes #7903
*(or if this PR is one task of a github issue, please add `Master Issue:
#<xyz>` to link to the master issue.)*
Master Issue: #7903
### Motivation
proxy should always fetch topic metadata from broker
### Modifications
* Proxy handle PartitionMetadataReqeust by selecting and fetching from an
available broker instead of using current ZK metadata
* Fix an issue(incorrect topic to receive message leads consumer blocking)
on ProxyTest#testRegexSubscription unit test
### Verifying this change
This change added tests and can be verified as follows:
* run ProxyTest#testAutoCreateTopic
### Does this pull request potentially affect one of the following parts:
*If `yes` was chosen, please highlight the changes*
- Dependencies (does it add or upgrade a dependency): (no)
- The public API: (no)
- The schema: ( no )
- The default values of configurations: (no)
- The wire protocol: (no)
- The rest endpoints: (no)
- The admin cli options: (no)
- Anything that affects deployment: (no)
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