increase global timeout to 9s to prevent timeouts and graceful fallback sooner at 7.25s

packages/doorman-api/src/common/DoormanHandler.ts

@@ -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];
           }
         }

packages/doorman-client/src/functions/buzzer-activated.ts

@@ -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, 
+          context,
-          config, 
+          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);
+      .inc({ door: config.door }, 1);
-      
-      getMetricFromRegistry<Counter>(metricsRegistry, BuzzerActivatedMetrics.DIAL_THROUGH)
-        .inc({ door: config.door }, 1);
 
-      const twiml = dialFallbackTwiml(config);
+    getMetricFromRegistry<Counter>(metricsRegistry, BuzzerActivatedMetrics.DIAL_THROUGH)
-      console.log(
+      .inc({ door: config.door }, 1);
-        invokeId + " UngracefulFallback: Cutting it too close to timeout! Skipping notifying users and responding fallback"
+
-      );
+    const twiml = dialFallbackTwiml(config);
-      return [null, twiml];
+    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]);