increase global timeout to 9s to prevent timeouts and graceful fallback sooner at 7.25s
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This commit is contained in:
Martin Dimitrov 2025-09-02 20:10:49 -07:00
parent f3863719b5
commit 512feb0268
2 changed files with 24 additions and 24 deletions

View File

@ -51,7 +51,7 @@ export function gracefullyEndLogger(logger: Logger): Promise<void> {
logger.on('finish', () => {
fulfill();
});
logger.end();
});
}
@ -64,7 +64,7 @@ const FALLBACK_CALLBACK: CallbackResult = [null, REJECT_RESPONSE];
const MINIMUM_MS_TO_SEND_RESPONSE: number = 250;
const FUNCTION_MAXIMUM_DURATION_MS: number = 10_000;
const INNER_HANDLER_MAXIMUM_DURATION_MS: number = 8_500;
const INNER_HANDLER_MAXIMUM_DURATION_MS: number = 9_000;
/**
* A decorator for twilio handlers. It provides a metrics registry and
@ -79,7 +79,7 @@ export function withMetrics<T extends DoormanLambdaContext, U extends BaseEvent>
console.log("[CommonHandler] created loki logger");
console.log("[CommonHandler] clearing old metrics");
register.clear();
console.log("[CommonHandler] creating metrics registry");
const metricsRegistry = new Registry();
const requestOptions: RequestOptions = {
@ -103,7 +103,7 @@ export function withMetrics<T extends DoormanLambdaContext, U extends BaseEvent>
metricsRegistry.registerMetric(new Counter({
name: CommonMetrics.HTTP_CLIENT_ERROR,
help: "Client side HTTP error",
labelNames: [ "ErrorCode" ],
labelNames: ["ErrorCode"],
}));
metricsRegistry.registerMetric(new Counter({
@ -231,7 +231,7 @@ export function withMetrics<T extends DoormanLambdaContext, U extends BaseEvent>
// wait for response for up to x ms, otherwise we call the failFastCallbackMethod
try {
await pTimeout(
() => handler(context, event, tempCallback, metricsRegistry, logger, failFastCallbackProvider),
() => handler(context, event, tempCallback, metricsRegistry, logger, failFastCallbackProvider),
INNER_HANDLER_MAXIMUM_DURATION_MS
)();
} catch (e) {
@ -254,7 +254,7 @@ export function withMetrics<T extends DoormanLambdaContext, U extends BaseEvent>
setResponseJson(response, 400, {
msg: fromError(e).toString(),
});
callbackResult = [null, response];
}
}

View File

@ -19,10 +19,10 @@ import { getMetricFromRegistry, withMetrics } from '../../../doorman-api/src/com
import { Counter, Summary } from 'prom-client';
import { BuzzerActivatedMetrics, registerMetrics } from '../metrics/BuzzerActivatedMetrics';
export const handler: ServerlessFunctionSignature<TwilioContext, BuzzerDialEvent> = withMetrics('buzzer-activated', async function(context, event, callback, metricsRegistry, logger, failFastCallback) {
export const handler: ServerlessFunctionSignature<TwilioContext, BuzzerDialEvent> = withMetrics('buzzer-activated', async function (context, event, callback, metricsRegistry, logger, failFastCallback) {
// metrics
registerMetrics(metricsRegistry);
let invokeId = `[${randomUUID()}]`;
let configString = event.config;
let config: InfoResponseClient | undefined;
@ -34,7 +34,7 @@ export const handler: ServerlessFunctionSignature<TwilioContext, BuzzerDialEvent
} else {
try {
config = JSON.parse(configString);
} catch(e) {
} catch (e) {
config = await getConfig(context, event.From);
}
}
@ -52,7 +52,7 @@ export const handler: ServerlessFunctionSignature<TwilioContext, BuzzerDialEvent
// let users know someone is currently buzzing, and allow unlock by discord user
let msg = `🔔 Someone is dialing right now @ Door "${config.door}" [Click to unlock](${context.DOORMAN_URL}/api/door/auth?door=${config.door}&key=`;
let msgs = config.discordUsers.map((u) =>
let msgs = config.discordUsers.map((u) =>
msg + u + ')'
);
@ -69,7 +69,7 @@ export const handler: ServerlessFunctionSignature<TwilioContext, BuzzerDialEvent
const recordPollLatency = getMetricFromRegistry<Summary>(metricsRegistry, BuzzerActivatedMetrics.POLL_LATENCY)
.startTimer({ door: config.door });
fetch(context.DOORMAN_URL + `/api/door/status?door=${config.door}`)
.then(res => res.json())
.then(async (rawBody) => {
@ -87,7 +87,7 @@ export const handler: ServerlessFunctionSignature<TwilioContext, BuzzerDialEvent
getMetricFromRegistry<Counter>(metricsRegistry, BuzzerActivatedMetrics.API_UNLOCK)
.inc({ door: config.door }, 1);
await notifyAllDiscord(context, config, `🔓 Doorman buzzed someone up @ Door "${config.door}"`, metricsRegistry, JSON.stringify(body.fingerprint));
resolve(twiml);
} else {
console.log(
@ -112,8 +112,8 @@ export const handler: ServerlessFunctionSignature<TwilioContext, BuzzerDialEvent
invokeId + " GracefulFallbackPromise: I was the fastest, so I will attempt to notify discord users before resolving with a call"
);
await notifyAllDiscord(
context,
config,
context,
config,
`📞 Somebody buzzed the door and it dialed through to fallback phone numbers @ Door "${config.door}"`,
metricsRegistry,
);
@ -123,7 +123,7 @@ export const handler: ServerlessFunctionSignature<TwilioContext, BuzzerDialEvent
invokeId + " GracefulFallbackPromise: dropping out of the race, another response is already underway"
);
}
}, 7500));
}, 7_250));
});
// provide a method to the decorator to use as a fast fallback that shouldn't have any await
@ -132,16 +132,16 @@ export const handler: ServerlessFunctionSignature<TwilioContext, BuzzerDialEvent
responseLock = true;
getMetricFromRegistry<Counter>(metricsRegistry, BuzzerActivatedMetrics.RESULT_NOTIFICATION_FATE_UNKNOWN)
.inc({ door: config.door }, 1);
getMetricFromRegistry<Counter>(metricsRegistry, BuzzerActivatedMetrics.DIAL_THROUGH)
.inc({ door: config.door }, 1);
.inc({ door: config.door }, 1);
const twiml = dialFallbackTwiml(config);
console.log(
invokeId + " UngracefulFallback: Cutting it too close to timeout! Skipping notifying users and responding fallback"
);
return [null, twiml];
getMetricFromRegistry<Counter>(metricsRegistry, BuzzerActivatedMetrics.DIAL_THROUGH)
.inc({ door: config.door }, 1);
const twiml = dialFallbackTwiml(config);
console.log(
invokeId + " UngracefulFallback: Cutting it too close to timeout! Skipping notifying users and responding fallback"
);
return [null, twiml];
});
const twiml = await Promise.race([unlockPromise, gracefulFallbackPromise]);