Merge pull request #383 from 5h4k4r/use-multi-stage-build

Builds Docker image of backend component with multi-stage Dockerfile

backend/Dockerfile

@@ -1,18 +1,27 @@
-FROM node:16-bullseye-slim
+# Build stage
+FROM node:16-alpine AS build
 
 WORKDIR /app
 
-COPY package.json package-lock.json ./
+COPY package*.json ./
-
-# RUN npm ci --only-production --ignore-scripts
-# "prepare": "cd .. && npm install"
-
 RUN npm ci --only-production
 
 COPY . .
+RUN npm run build
+
+# Production stage
+FROM node:16-alpine
+
+WORKDIR /app
+
+COPY package*.json ./
+RUN npm ci --only-production
+
+COPY --from=build /app .
 
 HEALTHCHECK --interval=10s --timeout=3s --start-period=10s \  
   CMD node healthcheck.js
 
+EXPOSE 4000
 
 CMD ["npm", "run", "start"]

backend/package.json

@@ -48,7 +48,7 @@
   "version": "1.0.0",
   "main": "src/index.js",
   "scripts": {
-    "start": "npm run build && node build/index.js",
+    "start": "node build/index.js",
     "dev": "nodemon",
     "swagger-autogen": "node ./swagger/index.ts",
     "build": "rimraf ./build && tsc && cp -R ./src/templates ./build",

docker-compose.yml

@@ -1,4 +1,4 @@
-version: '3'
+version: "3"
 
 services:
   nginx:
@@ -22,7 +22,6 @@ services:
     depends_on:
       - mongo
     image: infisical/backend
-    command: npm run start
     env_file: .env
     environment:
       - NODE_ENV=production