feat: Added prometheus metrics endpoint

package.json

@@ -48,10 +48,12 @@
     "@nestjs/terminus": "^9.2.1",
     "@nestjs/typeorm": "^9.0.1",
     "@nestjs/websockets": "^9.3.12",
+    "@sentry/browser": "^8.4.0",
     "@sentry/node": "^8.4.0",
     "@sentry/profiling-node": "^8.4.0",
     "@types/cache-manager-ioredis": "^2.0.3",
     "@types/cron": "^2.0.1",
+    "@willsoto/nestjs-prometheus": "^6.0.0",
     "amqp-connection-manager": "^4.1.11",
     "amqplib": "^0.10.3",
     "axios": "^1.3.4",
@@ -63,6 +65,7 @@
     "nestjs-swagger-api-implicit-queries-decorator": "^1.0.0",
     "passport": "^0.6.0",
     "passport-http": "^0.3.0",
+    "prom-client": "^15.1.2",
     "reflect-metadata": "^0.1.13",
     "rxjs": "^7.8.0",
     "typeorm": "^0.3.20"

src/app.module.ts

@@ -8,6 +8,7 @@ import {MongoConfig} from './services/databases/mongo.config';
 import {ScheduleModule} from '@nestjs/schedule';
 import {CronModule} from './modules/cron/CronModule';
 import {HealthCheckModule} from './modules/healthcheck/HealthCheckModule';
+import {PrometheusModule} from '@willsoto/nestjs-prometheus';
 
 const metadata = {
     imports: [
@@ -17,6 +18,8 @@ const metadata = {
             useClass: MongoConfig,
         }),
         HealthCheckModule,
+        // eslint-disable-next-line @typescript-eslint/no-unsafe-call,@typescript-eslint/no-unsafe-member-access
+        PrometheusModule.register(),
     ],
     controllers: [DefaultController],
     providers: [],

src/instrument.ts

@@ -1,16 +1,20 @@
 // Import with `const Sentry = require("@sentry/node");` if you are using CJS
 import * as Sentry from '@sentry/node';
 import {nodeProfilingIntegration} from '@sentry/profiling-node';
+import {browserTracingIntegration} from '@sentry/browser';
 
 Sentry.init({
     dsn: 'https://09b6521e230a7a987e3ca046f774760c@o4507319323262976.ingest.de.sentry.io/4507319628922960',
     environment: process.env.NODE_ENV,
     release: process.env.VERSION,
+    autoSessionTracking: true,
     integrations: [
         nodeProfilingIntegration(),
+        browserTracingIntegration(),
     ],
     // Performance Monitoring
     tracesSampleRate: 1.0, //  Capture 100% of the transactions
+    tracePropagationTargets: ['localhost', /^https:\/\/api.ps2alerts\.com\/.*/],
 
     // Set sampling rate for profiling - this is relative to tracesSampleRate
     profilesSampleRate: 1.0,

yarn.lock

@@ -1292,7 +1292,7 @@
   dependencies:
     "@opentelemetry/api" "^1.0.0"
 
-"@opentelemetry/api@^1.0.0", "@opentelemetry/api@^1.6.0", "@opentelemetry/api@^1.8", "@opentelemetry/api@^1.8.0":
+"@opentelemetry/api@^1.0.0", "@opentelemetry/api@^1.4.0", "@opentelemetry/api@^1.6.0", "@opentelemetry/api@^1.8", "@opentelemetry/api@^1.8.0":
   version "1.8.0"
   resolved "https://registry.yarnpkg.com/@opentelemetry/api/-/api-1.8.0.tgz#5aa7abb48f23f693068ed2999ae627d2f7d902ec"
   integrity sha512-I/s6F7yKUDdtMsoBWXJe8Qz40Tui5vsuKCWJEWVL+5q9sSWRzzx6v2KeNsOBEwd94j0eWkpWCH4yB6rZg9Mf0w==
@@ -1518,6 +1518,57 @@
     "@opentelemetry/instrumentation" "^0.49 || ^0.50 || ^0.51"
     "@opentelemetry/sdk-trace-base" "^1.22"
 
+"@sentry-internal/browser-utils@8.4.0":
+  version "8.4.0"
+  resolved "https://registry.yarnpkg.com/@sentry-internal/browser-utils/-/browser-utils-8.4.0.tgz#5b108878e93713757d75e7e8ae7780297d36ad17"
+  integrity sha512-Mfm3TK3KUlghhuKM3rjTeD4D5kAiB7iVNFoaDJIJBVKa67M9BvlNTnNJMDi7+9rV4RuLQYxXn0p5HEZJFYp3Zw==
+  dependencies:
+    "@sentry/core" "8.4.0"
+    "@sentry/types" "8.4.0"
+    "@sentry/utils" "8.4.0"
+
+"@sentry-internal/feedback@8.4.0":
+  version "8.4.0"
+  resolved "https://registry.yarnpkg.com/@sentry-internal/feedback/-/feedback-8.4.0.tgz#81067dadda249b354b72f5adba20374dea43fdf4"
+  integrity sha512-1/WshI2X9seZAQXrOiv6/LU08fbSSvJU0b1ZWMhn+onb/FWPomsL/UN0WufCYA65S5JZGdaWC8fUcJxWC8PATQ==
+  dependencies:
+    "@sentry/core" "8.4.0"
+    "@sentry/types" "8.4.0"
+    "@sentry/utils" "8.4.0"
+
+"@sentry-internal/replay-canvas@8.4.0":
+  version "8.4.0"
+  resolved "https://registry.yarnpkg.com/@sentry-internal/replay-canvas/-/replay-canvas-8.4.0.tgz#cf5e903d8935ba6b60a5027d0055902987353920"
+  integrity sha512-g+U4IPQdODCg7fQQVNvH6ix05Tl1mOQXXRexgtp+tXdys4sHQSBUYraJYZy+mY3OGnLRgKFqELM0fnffJSpuyQ==
+  dependencies:
+    "@sentry-internal/replay" "8.4.0"
+    "@sentry/core" "8.4.0"
+    "@sentry/types" "8.4.0"
+    "@sentry/utils" "8.4.0"
+
+"@sentry-internal/replay@8.4.0":
+  version "8.4.0"
+  resolved "https://registry.yarnpkg.com/@sentry-internal/replay/-/replay-8.4.0.tgz#8fc4a6bf1d5f480fcde2d56cd75042953e44efda"
+  integrity sha512-RSzQwCF/QTi5/5XAuj0VJImAhu4MheeHYvAbr/PuMSF4o1j89gBA7e3boA4u8633IqUeu5w3S5sb6jVrKaVifg==
+  dependencies:
+    "@sentry-internal/browser-utils" "8.4.0"
+    "@sentry/core" "8.4.0"
+    "@sentry/types" "8.4.0"
+    "@sentry/utils" "8.4.0"
+
+"@sentry/browser@^8.4.0":
+  version "8.4.0"
+  resolved "https://registry.yarnpkg.com/@sentry/browser/-/browser-8.4.0.tgz#f4aa381eab212432d71366884693a36c2e3a1675"
+  integrity sha512-hmXeIZBdN0A6yCuoMTcigGxLl42nbeb205fXtouwE7Maa0qM2HM+Ijq0sHzbhxR3zU0JXDtcJh1k6wtJOREJ3g==
+  dependencies:
+    "@sentry-internal/browser-utils" "8.4.0"
+    "@sentry-internal/feedback" "8.4.0"
+    "@sentry-internal/replay" "8.4.0"
+    "@sentry-internal/replay-canvas" "8.4.0"
+    "@sentry/core" "8.4.0"
+    "@sentry/types" "8.4.0"
+    "@sentry/utils" "8.4.0"
+
 "@sentry/core@8.4.0":
   version "8.4.0"
   resolved "https://registry.yarnpkg.com/@sentry/core/-/core-8.4.0.tgz#ab3f7202f3cae82daf4c3c408f50d2c6fb913620"
@@ -2152,6 +2203,11 @@
     "@webassemblyjs/ast" "1.11.6"
     "@xtuc/long" "4.2.2"
 
+"@willsoto/nestjs-prometheus@^6.0.0":
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/@willsoto/nestjs-prometheus/-/nestjs-prometheus-6.0.0.tgz#6ef4d5d5dfb04ebe982aab6f3a7893974e89a669"
+  integrity sha512-Krmda5CT9xDPjab8Eqdqiwi7xkZSX60A5rEGVLEDjUG6J6Rw5SCZ/BPaRk+MxNGWzUrRkM7K5FtTg38vWIOt1Q==
+
 "@xtuc/ieee754@^1.2.0":
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/@xtuc/ieee754/-/ieee754-1.2.0.tgz#eef014a3145ae477a1cbc00cd1e552336dceb790"
@@ -2482,6 +2538,11 @@ binary-extensions@^2.0.0:
   resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-2.2.0.tgz#75f502eeaf9ffde42fc98829645be4ea76bd9e2d"
   integrity sha512-jDctJ/IVQbZoJykoeHbhXpOlNBqGNcwXJKJog42E5HDPUwQTSdjCHdihjj0DlnheQ7blbT6dHOafNAiS8ooQKA==
 
+bintrees@1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/bintrees/-/bintrees-1.0.2.tgz#49f896d6e858a4a499df85c38fb399b9aff840f8"
+  integrity sha512-VOMgTMwjAaUG580SXn3LacVgjurrbMme7ZZNYGSSV7mmtY6QQRh0Eg3pwIcntQ77DErK1L0NxkbetjcoXzVwKw==
+
 bl@^4.1.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/bl/-/bl-4.1.0.tgz#451535264182bec2fbbc83a62ab98cf11d9f7b3a"
@@ -5569,6 +5630,14 @@ process@^0.11.10:
   resolved "https://registry.yarnpkg.com/process/-/process-0.11.10.tgz#7332300e840161bda3e69a1d1d91a7d4bc16f182"
   integrity sha512-cdGef/drWFoydD1JsMzuFf8100nZl+GT+yacc2bEced5f9Rjk4z+WtFUTBu9PhOi9j/jfmBPu0mMEY4wIdAF8A==
 
+prom-client@^15.1.2:
+  version "15.1.2"
+  resolved "https://registry.yarnpkg.com/prom-client/-/prom-client-15.1.2.tgz#78d79f12c35d395ca97edf7111c18210cf07f815"
+  integrity sha512-on3h1iXb04QFLLThrmVYg1SChBQ9N1c+nKAjebBjokBqipddH3uxmOUcEkTnzmJ8Jh/5TSUnUqS40i2QB2dJHQ==
+  dependencies:
+    "@opentelemetry/api" "^1.4.0"
+    tdigest "^0.1.1"
+
 promise-breaker@^6.0.0:
   version "6.0.0"
   resolved "https://registry.yarnpkg.com/promise-breaker/-/promise-breaker-6.0.0.tgz#107d2b70f161236abdb4ac5a736c7eb8df489d0f"
@@ -6325,6 +6394,13 @@ tapable@^2.1.1, tapable@^2.2.0, tapable@^2.2.1:
   resolved "https://registry.yarnpkg.com/tapable/-/tapable-2.2.1.tgz#1967a73ef4060a82f12ab96af86d52fdb76eeca0"
   integrity sha512-GNzQvQTOIP6RyTfE2Qxb8ZVlNmw0n88vp1szwWRimP02mnTsx3Wtn5qRdqY9w2XduFNUgvOwhNnQsjwCp+kqaQ==
 
+tdigest@^0.1.1:
+  version "0.1.2"
+  resolved "https://registry.yarnpkg.com/tdigest/-/tdigest-0.1.2.tgz#96c64bac4ff10746b910b0e23b515794e12faced"
+  integrity sha512-+G0LLgjjo9BZX2MfdvPfH+MKLCrxlXSYec5DaPYP1fe6Iyhf0/fSmJ0bFiZ1F8BT6cGXl2LpltQptzjXKWEkKA==
+  dependencies:
+    bintrees "1.0.2"
+
 terser-webpack-plugin@^5.3.7:
   version "5.3.8"
   resolved "https://registry.yarnpkg.com/terser-webpack-plugin/-/terser-webpack-plugin-5.3.8.tgz#415e03d2508f7de63d59eca85c5d102838f06610"