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Add kubernetes election module #3721

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Merged
mhutchinson merged 9 commits into from
Feb 10, 2025
Merged

Add kubernetes election module #3721

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8fbc812
Add Kubernetes election module
osmman Jan 27, 2025
b47087e
Fix error message when etcd server is not set
osmman Feb 7, 2025
7d49d64
Control included election providers via build tags
osmman Feb 7, 2025
41ed341
Fix order of package imports
osmman Feb 10, 2025
b4c3624
Update CHANGELOG and Feature matrix documents
osmman Feb 10, 2025
202629c
Fix copyright date
osmman Feb 10, 2025
327b26e
Revert changes in CODEOWNERS
osmman Feb 10, 2025
d81f1dc
Fix race condition on election observedTime
osmman Feb 10, 2025
e408bf5
Fix resign method to use getObservedRecord with mutex lock
osmman Feb 10, 2025
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3 changes: 3 additions & 0 deletions CHANGELOG.md
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Expand Up @@ -2,6 +2,9 @@

## HEAD

* Add `--election_system` parameter to allow selection of the election system by @osmman in https://github.com/google/trillian/pull/3721
* Add Kubernetes-based leader election system by @osmman in https://github.com/google/trillian/pull/3721

## v1.7.1

### Storage
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2 changes: 2 additions & 0 deletions CODEOWNERS
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Expand Up @@ -20,3 +20,5 @@
/storage/mysql/schema/* @mhutchinson @AlCutter
/storage/cloudspanner/spanner.sdl @mhutchinson @AlCutter
/storage/postgresql/schema/* @mhutchinson @AlCutter

/util/election2/k8s/* @osmman
1 change: 1 addition & 0 deletions CONTRIBUTORS
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Expand Up @@ -37,4 +37,5 @@ Pierre Phaneuf <pphaneuf@google.com> <pphaneuf@gmail.com>
Rob Percival <robpercival@google.com>
Rob Stradling <rob@sectigo.com>
Roger Ng <rogerng@google.com> <roger2hk@gmail.com>
Tomas Turek <tturek@redhat.com>
Vishal Kuo <vishalkuo@gmail.com>
9 changes: 5 additions & 4 deletions docs/Feature_Implementation_Matrix.md
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Expand Up @@ -109,10 +109,11 @@ Supported monitoring frameworks, allowing for production monitoring and alerting

Supported frameworks for providing Master Election.

| Election | Status | Deployed in prod | Notes |
|:--- | :---: | :---: |:--- |
| Chubby | GA | ✓ | Google internal-only. |
| etcd | GA | ✓ | |
| Election | Status | Deployed in prod | Notes |
|:---------|:------:|:----------------:|:---------------------------------------------------------------------------------------|
| Chubby | GA | ✓ | Google internal-only. |
| etcd | GA | ✓ | |
| k8s | Alpha | | Supported by [Tomas Turek](https://github.com/osmman) at [Red Hat](https://redhat.com) |

### Quota

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