5d8364bb5f
- F10 [stability]: closeMetricsServer() now calls server.closeIdleConnections()
+ server.unref() after server.close(). server.close()'s callback doesn't fire
until keep-alive sockets drain, and the scraper (VictoriaMetrics/vmagent) holds
an idle keep-alive socket — so onModuleDestroy's awaited close would hang until
the scraper disconnects or the orchestrator SIGKILLs on the kill-grace window.
closeIdleConnections() drops idle keep-alive sockets so shutdown completes
immediately (Node 22, per the Dockerfile base).
- F9 [test]: client-telemetry.module.spec.ts pins the E1=B register() gate — the
core of the "public endpoint OFF by default" decision: flag unset / any non-
"true" value ("false"/""/"0"/…) → empty controllers+providers (route absent);
"true"/"TRUE" → registers VitalsController + VitalsService. A flag-inversion or
truthiness regression that reopened the anonymous disk-fill surface now fails.
- F11 [regression/perf]: the db_query_duration_seconds token work (firstSqlToken
regex + Set lookup) is now gated on isMetricsEnabled() in database.module.ts, so
a non-metrics deployment pays NOTHING per query (previously observeDbQuery
no-op'd but the token was still computed on every query). Also hoisted the
13-element known-token Set to a module const (KNOWN_SQL_TOKENS) so it's built
once, not per query.
Gate: server tsc 0; metrics + vitals + client-telemetry suites pass (incl. the
new register-gate test).
Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
48 lines
2.0 KiB
TypeScript
48 lines
2.0 KiB
TypeScript
import { ClientTelemetryModule } from './client-telemetry.module';
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import { VitalsController } from './vitals.controller';
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import { VitalsService } from './vitals.service';
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// The register() gate is the CORE of the maintainer's E1=B decision: the public,
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// unauthenticated /api/telemetry/vitals endpoint must be OFF by default, so a
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// self-host deploy has no anonymous disk-fill surface into `client_metrics`. A
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// regression that inverts the flag (or a truthiness bug where "" / "false"
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// registers the route) would silently reopen that surface — pin it here.
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describe('ClientTelemetryModule.register (E1=B gate)', () => {
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const original = process.env.CLIENT_TELEMETRY_ENABLED;
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afterEach(() => {
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if (original === undefined) delete process.env.CLIENT_TELEMETRY_ENABLED;
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else process.env.CLIENT_TELEMETRY_ENABLED = original;
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});
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it('OFF by default (flag unset) — no controller, no provider (endpoint absent)', () => {
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delete process.env.CLIENT_TELEMETRY_ENABLED;
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const mod = ClientTelemetryModule.register();
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expect(mod.controllers).toEqual([]);
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expect(mod.providers).toEqual([]);
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});
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it.each(['false', 'False', '0', '', 'yes', '1'])(
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'stays OFF for non-"true" value %p (no route)',
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(val) => {
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process.env.CLIENT_TELEMETRY_ENABLED = val;
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const mod = ClientTelemetryModule.register();
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expect(mod.controllers).toEqual([]);
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expect(mod.providers).toEqual([]);
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},
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);
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it('ON only for "true" — registers VitalsController + VitalsService', () => {
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process.env.CLIENT_TELEMETRY_ENABLED = 'true';
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const mod = ClientTelemetryModule.register();
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expect(mod.controllers).toContain(VitalsController);
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expect(mod.providers).toContain(VitalsService);
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});
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it('ON is case-insensitive ("TRUE")', () => {
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process.env.CLIENT_TELEMETRY_ENABLED = 'TRUE';
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const mod = ClientTelemetryModule.register();
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expect(mod.controllers).toContain(VitalsController);
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expect(mod.providers).toContain(VitalsService);
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});
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});
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