feat: Virtual cluster lifecycle state model - #89

Merged

SamBarker merged 19 commits into

kroxylicious:mainfrom

SamBarker:virtual-cluster-lifecycle

Apr 10, 2026

Commits on Apr 10, 2026

Virtual cluster lifecycle state model proposal
SamBarker
committed
857d8dd
Renumber proposal from 014 to 016
SamBarker
committed
6ee98da
Address review feedback: collapse healthy/degraded to accepting, remove tenancy motivation
SamBarker
committed
2fb3ebe
Add runtime health model as rejected alternative
SamBarker
committed
f5a33c8
Address minor review feedback on PR #89

SamBarker
and
claude
committed
f4ef12f
Clarify graceful draining is best-effort, not a guarantee

SamBarker
and
claude
committed
7544183
Make virtual cluster entity model explicit in proposal

SamBarker
and
claude
committed
ac9d4c5
Strengthen observability section: lifecycle state is public API

SamBarker
and
claude
committed
d432fd3
Rename startupPolicy to partialInitialisationPolicy with clearer values

SamBarker
and
claude
committed
2b43bc0
Address circuit-breaker and in-flight definition questions from PR #89

SamBarker
and
claude
committed
f1e3e6b
Rename accepting state to serving

SamBarker
and
claude
committed
ee8ec53
Acknowledge idempotent producer session limitation during draining

SamBarker
and
claude
committed
53f7814
Reframe proxy-level lifecycle as open questions rather than planned work
SamBarker
committed
1e37fdd
Correct idempotent producer claim: session survives reconnection
SamBarker
committed
c006e7f
Address review feedback: liveness probes and in-flight wording
SamBarker
committed
d9160f1
Rename partialInitialisationPolicy to onVirtualClusterFailure
SamBarker
committed
1d1f4ec
Move serve policy to terminal state, rename remaining to successful
SamBarker
committed
b69b386
Rework graceful shutdown: per-VC drain timeout, Netty as hard backstop
SamBarker
committed
af9120d
Update default drainTimeout to 10s
SamBarker
committed
2210a12

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feat: Virtual cluster lifecycle state model - #89

feat: Virtual cluster lifecycle state model#89
SamBarker merged 19 commits into
kroxylicious:mainfrom
SamBarker:virtual-cluster-lifecycle

Commits on Apr 10, 2026

Virtual cluster lifecycle state model proposal

Renumber proposal from 014 to 016

Address review feedback: collapse healthy/degraded to accepting, remove tenancy motivation

Add runtime health model as rejected alternative

Address minor review feedback on PR #89

Clarify graceful draining is best-effort, not a guarantee

Make virtual cluster entity model explicit in proposal

Strengthen observability section: lifecycle state is public API

Rename startupPolicy to partialInitialisationPolicy with clearer values

Address circuit-breaker and in-flight definition questions from PR #89

Rename accepting state to serving

Acknowledge idempotent producer session limitation during draining

Reframe proxy-level lifecycle as open questions rather than planned work

Correct idempotent producer claim: session survives reconnection

Address review feedback: liveness probes and in-flight wording

Rename partialInitialisationPolicy to onVirtualClusterFailure

Move serve policy to terminal state, rename remaining to successful

Rework graceful shutdown: per-VC drain timeout, Netty as hard backstop

Update default drainTimeout to 10s