feat(gateway): add a /metrics endpoint on the admin listener - #1037

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kvinwang merged 12 commits into

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feat/gateway-metrics

Aug 12, 2026

Commits on Aug 10, 2026

feat(gateway): expose Prometheus metrics on the admin listener
kvinwang
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254bc38
feat(gateway): count the failures that today only reach a log line
kvinwang
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510a70b

Commits on Aug 11, 2026

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fix(gateway): restore the #[test] on the metrics route-set check
kvinwang
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5dfd8f0
fix(gateway): emit only the label escapes the exposition format defines
kvinwang
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1f89979
perf(gateway): sample node counts without holding the proxy lock
kvinwang
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60c6ed0
fix(gateway): stop the scrape from feeding its own decode-failure counter
kvinwang
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3ba4089
fix(gateway): count the failures the counters could not see
kvinwang
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16566cb
refactor(gateway): name the cluster-scoped series for what they are
kvinwang
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6b421a1
refactor(gateway): tighten the metrics module's rough edges
kvinwang
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c6b935b
docs(gateway): document the aggregation rule and what the counters mean
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ae2ac96