feat: exporter prometheus_client /metrics (JEP-0013 Phase 2) - #934

Merged

mangelajo merged 16 commits into

jumpstarter-dev:mainfrom

RoddieKieley:jep-0013-phase2-exporter-metrics

Aug 25, 2026

Commits on Aug 19, 2026

feat: exporter prometheus_client /metrics (JEP-0013 Phase 2)
RoddieKieley
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ea2ab32
fix: evaluate and address human feedback.
RoddieKieley
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7b76472
fix: capture stream metrics context once per copy.
RoddieKieley
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df108dc
fix: record unary success metrics after response encoding.

RoddieKieley
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cursoragent
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a32b131
fix: use ephemeral metrics port and tolerate bind failures.
RoddieKieley
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2aa76db
Add test_driver_call_succeeds_when_metrics_recording_raises; raise and asserts client.on still succeeds
RoddieKieley
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a5f7c06
fix: return shutdown handle from start_metrics_server.
RoddieKieley
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16cfb0a
fix: treat invalid metrics bind addresses as non-fatal.

RoddieKieley
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cursoragent
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ccad0a2
fix: initialize exporter metrics registry eagerly.

RoddieKieley
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cursoragent
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ef4c13f
fix: unbind exporter log context when a session ends.

RoddieKieley
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cursoragent
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d95272e
fix: address remaining exporter metrics style review notes.

RoddieKieley
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cursoragent
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152a1ac
fix: move driver error map below imports to satisfy E402.

RoddieKieley
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cursoragent
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35674c9
docs: record Phase 2 exporter metric cardinality risks.

RoddieKieley
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cursoragent
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1bb49a2

Commits on Aug 23, 2026

fix: address raballew review on exporter metrics typing and cancel.

RoddieKieley
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cursoragent
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8574c11
fix: make exporter metrics bind fatal and always-on.

RoddieKieley
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cursoragent
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697d81c

Commits on Aug 24, 2026

test: assert copy_stream records stream-byte metrics.

RoddieKieley
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cursoragent
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c7df5c9