Assignment 4

Author: loyhongshenggg

Readme.md

@@ -1,11 +1,10 @@
 # Setting up PeerPrep
 
 1. Install docker desktop
-2. Use readme in /user-service to setup user service
-3. Use readme in /questionapi to setup question service
-4. Use readme in /client to setup client
+2. Run docker compose up -d in project root directory
 5. Once the container is built, the application should be running on localhost:3002
 
+
 # Help
 * Give the containers sometime to start up
 * Delete the docker containers and images and rebuild the containers

client/Dockerfile

@@ -0,0 +1,8 @@
+FROM node:16-alpine as builder
+WORKDIR './client'
+COPY ./package.json ./
+RUN npm install
+COPY . .
+# RUN npm run build // only use for deployment
+EXPOSE 3002
+CMD ["npm", "start"]

client/src/pages/Authentication/Register.js

@@ -102,10 +102,10 @@ export default function Register() {
   const handleInputChange = (event) => {
     const newValue = event.target.value;
 
-
+    // Define a regular expression pattern to match your criteria
     const pattern = /^[a-z0-9._-]{1,30}$/;
 
-
+    // Test if the input value matches the pattern
     if (!pattern.test(newValue)) {
       setErrorUsername("Use only lowercase a-z, 0-9, ., _ or -");
 

docker-compose.yml

@@ -0,0 +1,56 @@
+services:
+  user-service:
+    build:
+      context: ./user-service
+      dockerfile: Dockerfile.userservice-backend
+    ports:
+      - "3000:3000"
+    env_file:
+      - ./user-service/.env
+    depends_on:
+      user-service-db:
+        condition: service_healthy
+    restart: on-failure
+
+  user-service-db:
+    build:
+      context: ./user-service
+      dockerfile: Dockerfile.postgres-db
+    env_file:
+      - ./user-service/.env
+    healthcheck:
+      test: [ "CMD-SHELL", "pg_isready -U postgres" ]
+      interval: 5s
+      timeout: 3s
+      retries: 3
+    restart: on-failure
+
+  question-service:
+    build: ./question-service
+    ports:
+      - "3001:3001"
+    depends_on:
+      - user-service
+    env_file:
+      - ./question-service/.env
+    restart: on-failure
+
+  client:
+    build: ./client
+    ports:
+      - "3002:3002"
+    depends_on:
+      - user-service
+      - question-service
+    restart: on-failure
+  # nginx-api-gateway:
+  #   build: ./nginx
+  #   ports:
+  #     - "80:80"
+  #   depends_on:
+  #     - user-service
+  #     - question-service
+  #     - matching-service
+  #     - collaboration-service
+  #     - client
+  #   restart: on-failure

question-service/Dockerfile

@@ -0,0 +1,11 @@
+FROM alpine:latest
+RUN apk update && \
+    apk add nodejs npm
+RUN npm install -g nodemon
+WORKDIR '/question-service'
+COPY package*.json ./
+RUN npm install
+# RUN npm ci --omit=dev
+COPY . .
+EXPOSE 3001
+CMD [ "nodemon", "index.js" ]

question-service/readme.md

@@ -1,7 +1,15 @@
-# Starting sev (Dev mode)
+# MongoDB question-service setup using docker
 
-1. Run `npm i` => install all dependencies from package.json
-2. Run `nodemon index.js` => hot reloads the event loop
+1. Install docker desktop
+2. In the root dir question-service/ run `docker build . -t <docker-username>/question-api`
+3. Amend container name and port as needed and run the command
+   `docker run -p 3001:3001 -d <docker-username>/question-api`
 
+Note: To access docker container:
 Use the following link: `http://localhost:3001/`
 You should see the following display: `You are on the question api service!`
+
+# Starting sev (Dev mode)
+
+1. Run `npm i` => install all dependencies from package.json
+2. Run `nodemon index.js` => hot reloads the event loop

user-service/.env.example

@@ -1,7 +1,7 @@
 DB_USER=postgres
 POSTGRES_PASSWORD=<fill in>
-DB_ADDR=localhost
-DB_PORT=1111
+DB_ADDR=user-service-db
+DB_PORT=5432
 DB_NAME=userservice
 JWT_SECRET=<fill in>
 ADMIN_PASSWORD=<admin password to login to db fill in>

user-service/Dockerfile.userservice-backend

@@ -0,0 +1,11 @@
+FROM node:18
+WORKDIR /userservice
+COPY package*.json ./
+RUN npm i
+COPY app.ts ./
+COPY tsconfig.json ./
+WORKDIR /userservice/src
+COPY src ./
+EXPOSE 3000
+RUN npm run build
+CMD ["npm", "run", "start:prod"]

user-service/readme.md

@@ -2,8 +2,16 @@
 
 1. Install docker desktop
 2. In the root dir user-service/ run `docker build -f Dockerfile.postgres-db -t user-service-psql .`
-3. Amend the password, container name and port as needed and run the command
-   `docker run -p 1111:5432 -e POSTGRES_PASSWORD=<POSTGRES_PASSWORD> --name user-service-db -d user-service-psql`
+3. Create user-service container
+   `docker build -f Dockerfile.userservice-backend -t user-service-backend .`
+4. Create network for user-service 
+   `docker network create user-service`
+5. Start DB container from image - replace fields 
+   `docker run --env-file=.env --name user-service-db -d --network=user-service user-service-psql`
+6. Get DB container IP - copy this value into DB_ADDR in .env
+   `docker inspect user-service-db | grep IPAddress`
+7. Start user-service container from image
+   `docker run -p 3000:3000 --env-file=.env --name user-service-backend -d --network=user-service user-service-backend`
 
 # Setup
 
@@ -25,4 +33,4 @@
 ### Admin account
 
 Username: [email protected]
-password: Set by ADMIN_PASSWORD field
+password: Set by ADMIN_PASSWORD field