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[FIXED] Consumer peers drift after server peer-remove #6727

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Merged
merged 1 commit into from
Mar 26, 2025

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MauriceVanVeen
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Related to #6720, but for consumer peer sets.

Makes processClusterCreateConsumer more aligned with processClusterCreateStream by also doing the call to createRaftGroup, which proposes the peer change automatically.

Signed-off-by: Maurice van Veen [email protected]

@MauriceVanVeen MauriceVanVeen requested a review from a team as a code owner March 26, 2025 12:27
@@ -4352,28 +4352,18 @@ func (js *jetStream) processClusterCreateConsumer(ca *consumerAssignment, state
// Check if we already have this consumer running.
o := mset.lookupConsumer(consumer)

if !alreadyRunning {
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Is it safe to remove this logic here?

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Yes, createRaftGroup knows if the Raft node already exists and only checks peer differences.

@derekcollison derekcollison self-requested a review March 26, 2025 14:29
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LGTM

@derekcollison derekcollison merged commit 31188d8 into main Mar 26, 2025
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@derekcollison derekcollison deleted the maurice/server-remove-consumer-peers-drift branch March 26, 2025 14:30
neilalexander added a commit that referenced this pull request Apr 17, 2025
Includes the following (already cherry-picked) PRs:

- #6587
- #6607
- #6612
- #6609
- #6620
- #6668
- #6674
- #6647
- #6684
- #6691
- #6697
- #6705
- #6706
- #6704
- #6714
- #6720
- #6727
- #6730
- #6726
- #6732
- #6759
- #6753
- #6685
- #6769
- #6777
- #6785
- #6786
- #6778
- #6790
- #6791
- #6798
- #6794
- #6801

Signed-off-by: Neil Twigg <[email protected]>

Signed-off-by: Neil Twigg <[email protected]>
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2 participants