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Backport: Add guard for galera-agent sequence_number collection#101

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kimago merged 4 commits intosupport/1.1.xfrom
backport/tnz-84251/fix-race-seqno-sst
Mar 19, 2026
Merged

Backport: Add guard for galera-agent sequence_number collection#101
kimago merged 4 commits intosupport/1.1.xfrom
backport/tnz-84251/fix-race-seqno-sst

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@abg abg commented Mar 19, 2026

Feature or Bug Description

Backport of #100

Adds a guard around the galera-agent /sequence_number endpoint which runs mysqld --wsrep-recover to discover the Galera GTID for bootstrapping.

Motivation

In some cases external tooling may call this endpoint in the middle of a System State Transfer (SST), and the recovery operation may end up writing files to an in-progress datadir and failing.

Related Issue

See: #100

kimago added 4 commits March 18, 2026 23:18
ai-assisted=yes

[TNZ-84251](https://vmw-jira.broadcom.net/browse/TNZ-84251)

Authored-by: Kim Bassett <kim.bassett@broadcom.com>
ai-assisted=yes

[TNZ-84251](https://vmw-jira.broadcom.net/browse/TNZ-84251)

Authored-by: Kim Bassett <kim.bassett@broadcom.com>
ai-assisted=yes

[TNZ-84251](https://vmw-jira.broadcom.net/browse/TNZ-84251)

Authored-by: Kim Bassett <kim.bassett@broadcom.com>
ai-assisted=yes

[TNZ-84251](https://vmw-jira.broadcom.net/browse/TNZ-84251)

Authored-by: Kim Bassett <kim.bassett@broadcom.com>
@abg abg requested a review from kimago March 19, 2026 14:26
@abg abg changed the title Backport/tnz 84251/fix race seqno sst Backport: Add guard for galera-agent sequence_number collection Mar 19, 2026
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Looks identical to main branch fix.

@github-project-automation github-project-automation bot moved this from Inbox to Pending Merge | Prioritized in Foundational Infrastructure Working Group Mar 19, 2026
@kimago kimago merged commit e4fad58 into support/1.1.x Mar 19, 2026
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@github-project-automation github-project-automation bot moved this from Pending Merge | Prioritized to Done in Foundational Infrastructure Working Group Mar 19, 2026
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2 participants