Add healthchecks and test image before push

2026-09-22 13:39:35 +00:00 · 2022-12-11 22:36:46 +01:00
parent 8896e1232b
commit 752ebaa3eb
11 changed files with 389 additions and 93 deletions
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -2,11 +2,14 @@ FROM node:16-bullseye-slim

 WORKDIR /app

-COPY package*.json .
+COPY package.json package-lock.json ./

-RUN npm install
+RUN npm ci --only-production

 COPY . .

-CMD ["npm", "run", "start"]
+HEALTHCHECK --interval=10s --timeout=3s --start-period=10s \  
+    CMD node healthcheck.js

+
+CMD ["npm", "run", "start"]
--- a/backend/healthcheck.js
+++ b/backend/healthcheck.js
@@ -0,0 +1,27 @@
+/* eslint-disable @typescript-eslint/no-var-requires */
+/* eslint-disable no-console */
+/* eslint-disable no-undef */
+const http = require('http');
+const PORT = process.env.PORT || 4000;
+const options = {
+  host: 'localhost',
+  port: PORT,
+  timeout: 2000,
+  path: '/healthcheck'
+};
+
+const healthCheck = http.request(options, (res) => {
+  console.log(`HEALTHCHECK STATUS: ${res.statusCode}`);
+  if (res.statusCode == 200) {
+    process.exit(0);
+  } else {
+    process.exit(1);
+  }
+});
+
+healthCheck.on('error', function (err) {
+  console.error(err);
+  process.exit(1);
+});
+
+healthCheck.end();
--- a/backend/package-lock.json
+++ b/backend/package-lock.json
@@ -9,6 +9,7 @@
      "version": "1.0.0",
      "license": "ISC",
      "dependencies": {
+        "@godaddy/terminus": "^4.11.2",
        "@sentry/node": "^7.14.0",
        "@sentry/tracing": "^7.19.0",
        "@types/crypto-js": "^4.1.1",
@@ -2028,6 +2029,14 @@
        "url": "https://opencollective.com/eslint"
      }
    },
+    "node_modules/@godaddy/terminus": {
+      "version": "4.11.2",
+      "resolved": "https://registry.npmjs.org/@godaddy/terminus/-/terminus-4.11.2.tgz",
+      "integrity": "sha512-e/kbOWpGKME42eltM/wXM3RxSUOrfureZxEd6Dt6NXyFoJ7E8lnmm7znXydJsL3B7ky4HRFZI+eHrep54NZbeQ==",
+      "dependencies": {
+        "stoppable": "^1.1.0"
+      }
+    },
    "node_modules/@humanwhocodes/config-array": {
      "version": "0.11.7",
      "resolved": "https://registry.npmjs.org/@humanwhocodes/config-array/-/config-array-0.11.7.tgz",
@@ -6731,7 +6740,129 @@
        "treeverse",
        "validate-npm-package-name",
        "which",
-        "write-file-atomic"
+        "write-file-atomic",
+        "@colors/colors",
+        "@gar/promisify",
+        "@npmcli/disparity-colors",
+        "@npmcli/git",
+        "@npmcli/installed-package-contents",
+        "@npmcli/metavuln-calculator",
+        "@npmcli/move-file",
+        "@npmcli/name-from-folder",
+        "@npmcli/node-gyp",
+        "@npmcli/promise-spawn",
+        "@npmcli/query",
+        "@tootallnate/once",
+        "agent-base",
+        "agentkeepalive",
+        "aggregate-error",
+        "ansi-regex",
+        "ansi-styles",
+        "aproba",
+        "are-we-there-yet",
+        "asap",
+        "balanced-match",
+        "bin-links",
+        "binary-extensions",
+        "brace-expansion",
+        "builtins",
+        "cidr-regex",
+        "clean-stack",
+        "clone",
+        "cmd-shim",
+        "color-convert",
+        "color-name",
+        "color-support",
+        "common-ancestor-path",
+        "concat-map",
+        "console-control-strings",
+        "cssesc",
+        "debug",
+        "debuglog",
+        "defaults",
+        "delegates",
+        "depd",
+        "dezalgo",
+        "diff",
+        "emoji-regex",
+        "encoding",
+        "env-paths",
+        "err-code",
+        "fs.realpath",
+        "function-bind",
+        "gauge",
+        "has",
+        "has-flag",
+        "has-unicode",
+        "http-cache-semantics",
+        "http-proxy-agent",
+        "https-proxy-agent",
+        "humanize-ms",
+        "iconv-lite",
+        "ignore-walk",
+        "imurmurhash",
+        "indent-string",
+        "infer-owner",
+        "inflight",
+        "inherits",
+        "ip",
+        "ip-regex",
+        "is-core-module",
+        "is-fullwidth-code-point",
+        "is-lambda",
+        "isexe",
+        "json-stringify-nice",
+        "jsonparse",
+        "just-diff",
+        "just-diff-apply",
+        "lru-cache",
+        "minipass-collect",
+        "minipass-fetch",
+        "minipass-flush",
+        "minipass-json-stream",
+        "minipass-sized",
+        "minizlib",
+        "mute-stream",
+        "negotiator",
+        "normalize-package-data",
+        "npm-bundled",
+        "npm-normalize-package-bin",
+        "npm-packlist",
+        "once",
+        "path-is-absolute",
+        "postcss-selector-parser",
+        "promise-all-reject-late",
+        "promise-call-limit",
+        "promise-inflight",
+        "promise-retry",
+        "promzard",
+        "read-cmd-shim",
+        "readable-stream",
+        "retry",
+        "safe-buffer",
+        "safer-buffer",
+        "set-blocking",
+        "signal-exit",
+        "smart-buffer",
+        "socks",
+        "socks-proxy-agent",
+        "spdx-correct",
+        "spdx-exceptions",
+        "spdx-expression-parse",
+        "spdx-license-ids",
+        "string_decoder",
+        "string-width",
+        "strip-ansi",
+        "supports-color",
+        "unique-filename",
+        "unique-slug",
+        "util-deprecate",
+        "validate-npm-package-license",
+        "walk-up-path",
+        "wcwidth",
+        "wide-align",
+        "wrappy",
+        "yallist"
      ],
      "dev": true,
      "dependencies": {
@@ -10192,6 +10323,15 @@
        "node": ">= 0.8"
      }
    },
+    "node_modules/stoppable": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/stoppable/-/stoppable-1.1.0.tgz",
+      "integrity": "sha512-KXDYZ9dszj6bzvnEMRYvxgeTHU74QBFL54XKtP3nyMuJ81CFYtABZ3bAzL2EdFUaEwJOBOgENyFj3R7oTzDyyw==",
+      "engines": {
+        "node": ">=4",
+        "npm": ">=6"
+      }
+    },
    "node_modules/strict-uri-encode": {
      "version": "2.0.0",
      "resolved": "https://registry.npmjs.org/strict-uri-encode/-/strict-uri-encode-2.0.0.tgz",
@@ -12607,6 +12747,14 @@
        "strip-json-comments": "^3.1.1"
      }
    },
+    "@godaddy/terminus": {
+      "version": "4.11.2",
+      "resolved": "https://registry.npmjs.org/@godaddy/terminus/-/terminus-4.11.2.tgz",
+      "integrity": "sha512-e/kbOWpGKME42eltM/wXM3RxSUOrfureZxEd6Dt6NXyFoJ7E8lnmm7znXydJsL3B7ky4HRFZI+eHrep54NZbeQ==",
+      "requires": {
+        "stoppable": "^1.1.0"
+      }
+    },
    "@humanwhocodes/config-array": {
      "version": "0.11.7",
      "resolved": "https://registry.npmjs.org/@humanwhocodes/config-array/-/config-array-0.11.7.tgz",
@@ -18631,6 +18779,11 @@
      "resolved": "https://registry.npmjs.org/statuses/-/statuses-2.0.1.tgz",
      "integrity": "sha512-RwNA9Z/7PrK06rYLIzFMlaF+l73iwpzsqRIFgbMLbTcLD6cOao82TaWefPXQvB2fOC4AjuYSEndS7N/mTCbkdQ=="
    },
+    "stoppable": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/stoppable/-/stoppable-1.1.0.tgz",
+      "integrity": "sha512-KXDYZ9dszj6bzvnEMRYvxgeTHU74QBFL54XKtP3nyMuJ81CFYtABZ3bAzL2EdFUaEwJOBOgENyFj3R7oTzDyyw=="
+    },
    "strict-uri-encode": {
      "version": "2.0.0",
      "resolved": "https://registry.npmjs.org/strict-uri-encode/-/strict-uri-encode-2.0.0.tgz",
--- a/backend/package.json
+++ b/backend/package.json
@@ -1,5 +1,6 @@
 {
  "dependencies": {
+    "@godaddy/terminus": "^4.11.2",
    "@sentry/node": "^7.14.0",
    "@sentry/tracing": "^7.19.0",
    "@types/crypto-js": "^4.1.1",
--- a/backend/src/index.ts
+++ b/backend/src/index.ts
@@ -1,3 +1,5 @@
+/* eslint-disable no-console */
+import http from 'http';
 import express from 'express';
 import helmet from 'helmet';
 import cors from 'cors';
@@ -7,63 +9,67 @@ import dotenv from 'dotenv';

 dotenv.config();
 import * as Sentry from '@sentry/node';
-import { PORT, SENTRY_DSN, NODE_ENV, MONGO_URL, SITE_URL, POSTHOG_PROJECT_API_KEY, POSTHOG_HOST, TELEMETRY_ENABLED } from './config';
+import { PORT, SENTRY_DSN, NODE_ENV, MONGO_URL, SITE_URL } from './config';
 import { apiLimiter } from './helpers/rateLimiter';
+import { createTerminus } from '@godaddy/terminus';

 const app = express();

 Sentry.init({
-	dsn: SENTRY_DSN,
-	tracesSampleRate: 1.0,
-	debug: NODE_ENV === 'production' ? false : true,
-	environment: NODE_ENV
+  dsn: SENTRY_DSN,
+  tracesSampleRate: 1.0,
+  debug: NODE_ENV === 'production' ? false : true,
+  environment: NODE_ENV
 });

 import {
-	signup as signupRouter,
-	auth as authRouter,
-	organization as organizationRouter,
-	workspace as workspaceRouter,
-	membershipOrg as membershipOrgRouter,
-	membership as membershipRouter,
-	key as keyRouter,
-	inviteOrg as inviteOrgRouter,
-	user as userRouter,
-	userAction as userActionRouter,
-	secret as secretRouter,
-	serviceToken as serviceTokenRouter,
-	password as passwordRouter,
-	stripe as stripeRouter,
-	integration as integrationRouter,
-	integrationAuth as integrationAuthRouter
+  signup as signupRouter,
+  auth as authRouter,
+  organization as organizationRouter,
+  workspace as workspaceRouter,
+  membershipOrg as membershipOrgRouter,
+  membership as membershipRouter,
+  key as keyRouter,
+  inviteOrg as inviteOrgRouter,
+  user as userRouter,
+  userAction as userActionRouter,
+  secret as secretRouter,
+  serviceToken as serviceTokenRouter,
+  password as passwordRouter,
+  stripe as stripeRouter,
+  integration as integrationRouter,
+  integrationAuth as integrationAuthRouter
 } from './routes';

 const connectWithRetry = () => {
-	mongoose.connect(MONGO_URL)
-	.then(() => console.log('Successfully connected to DB'))
-	.catch((e) => {
-		console.log('Failed to connect to DB ', e);
-		setTimeout(() => {
-			console.log(e);
-		}, 5000);
-	});
-}
+  mongoose
+    .connect(MONGO_URL)
+    .then(() => console.log('Successfully connected to DB'))
+    .catch((e) => {
+      console.log('Failed to connect to DB ', e);
+      setTimeout(() => {
+        console.log(e);
+      }, 5000);
+    });
+};

 connectWithRetry();

 app.enable('trust proxy');
 app.use(cookieParser());
-app.use(cors({
-	credentials: true,
-	origin: SITE_URL
-}));
+app.use(
+  cors({
+    credentials: true,
+    origin: SITE_URL
+  })
+);

 if (NODE_ENV === 'production') {
-	// enable app-wide rate-limiting + helmet security
-	// in production
-	app.disable('x-powered-by');
-	app.use(apiLimiter);
-	app.use(helmet());
+  // enable app-wide rate-limiting + helmet security
+  // in production
+  app.disable('x-powered-by');
+  app.use(apiLimiter);
+  app.use(helmet());
 }

 app.use(express.json());
@@ -86,6 +92,31 @@ app.use('/api/v1/stripe', stripeRouter);
 app.use('/api/v1/integration', integrationRouter);
 app.use('/api/v1/integration-auth', integrationAuthRouter);

-app.listen(PORT, () => {
-	console.log('Listening on PORT ' + PORT);
+const server = http.createServer(app);
+
+const onSignal = () => {
+  console.log('Server is starting clean-up');
+  return Promise.all([
+    // your clean logic, like closing database connections
+  ]);
+};
+
+const healthCheck = () => {
+  // `state.isShuttingDown` (boolean) shows whether the server is shutting down or not
+  return Promise
+    .resolve
+    // optionally include a resolve value to be included as
+    // info in the health check response
+    ();
+};
+
+createTerminus(server, {
+  healthChecks: {
+    '/healthcheck': healthCheck,
+    onSignal
+  }
+});
+
+server.listen(PORT, () => {
+  console.log('Listening on PORT ' + PORT);
 });