(BE) Dockerize the Backend (#94)

* Add dockerfile

* Create docker-compose-full.yml

* Update .env

* Update .dockerignore

backend/.dockerignore

@@ -0,0 +1,8 @@
+Dockerfile
+.dockerignore
+node_modules
+dist
+.env
+.env.*
+README.md
+docker

backend/.env

@@ -1 +1,6 @@
-DATABASE_URL="mongodb://localhost:27017/codepair"
+DATABASE_URL=""
+GITHUB_CLIENT_ID=""
+GITHUB_CLIENT_SECRET=""
+GITHUB_CLIENT_CALLBACK_URL=""
+JWT_AUTH_SECRET=""
+FRONTEND_BASE_URL=""

backend/Dockerfile

@@ -0,0 +1,16 @@
+FROM node:18-slim AS builder
+WORKDIR /app
+COPY . .
+# Dependency for Prisma
+RUN apt-get update -y && apt-get install -y openssl
+RUN npm ci
+RUN npm run build
+
+FROM node:18-slim
+WORKDIR /app
+ENV NODE_ENV production
+COPY --from=builder /app ./
+# Dependency for Prisma
+RUN apt-get update -y && apt-get install -y openssl
+EXPOSE 3000
+CMD ["npm", "run", "start:prod"]

backend/docker/docker-compose-full.yml

@@ -0,0 +1,41 @@
+version: "3.8"
+
+services:
+    codepair-backend:
+        build:
+            context: ../
+        environment:
+            DATABASE_URL: "mongodb://mongo:27017/codepair"
+            # Environment variables need to be passed to the container
+            GITHUB_CLIENT_ID: "GITHUB_CLIENT_ID"
+            GITHUB_CLIENT_SECRET: "GITHUB_CLIENT_SECRET"
+            GITHUB_CLIENT_CALLBACK_URL: "GITHUB_CLIENT_CALLBACK_URL"
+            JWT_AUTH_SECRET: "JWT_AUTH_SECRET"
+            FRONTEND_BASE_URL: "FRONTEND_BASE_URL"
+        ports:
+            - "3000:3000"
+        depends_on:
+            - mongo
+        restart: unless-stopped
+        links:
+            - "mongo:mongo"
+
+    mongo:
+        build:
+            context: ./mongodb_replica
+            args:
+                MONGO_VERSION: 4
+        environment:
+            MONGO_REPLICA_HOST: "mongo"
+            MONGO_REPLICA_PORT: 27017
+            MONGO_INITDB_DATABASE: "codepair"
+            MONGO_COMMAND: "mongo"
+        ports:
+            - "27017:27017"
+        restart: unless-stopped
+        healthcheck:
+            test:
+                ["CMD", "mongo", "admin", "--port", "27017", "--eval", "db.adminCommand('ping').ok"]
+            interval: 5s
+            timeout: 2s
+            retries: 20

backend/docker/docker-compose.yml

@@ -0,0 +1,16 @@
+version: "3.8"
+
+services:
+    codepair-backend:
+        build:
+            context: ../
+        environment:
+            DATABASE_URL: "DATABASE_URL"
+            GITHUB_CLIENT_ID: "GITHUB_CLIENT_ID"
+            GITHUB_CLIENT_SECRET: "GITHUB_CLIENT_SECRET"
+            GITHUB_CLIENT_CALLBACK_URL: "<BACKEND_BASE_URL>/auth/login/github"
+            JWT_AUTH_SECRET: "JWT_AUTH_SECRET"
+            FRONTEND_BASE_URL: "FRONTEND_BASE_URL"
+        ports:
+            - "3000:3000"
+        restart: unless-stopped