Deploying Spring boot apps

gistfile1.md

Spring Boot app

1. Create an executable jar
2. Install Java in your EC2 machine sudo apt install default-jdk
3. Copy the jar file ( Either use SCP / compile it on EC2)
4. Open EC2 port 8080
5. Test using java -jar demoxxxxx.jar
6. Daemonize the app (Deploy Spring boot app)[https://docs.spring.io/spring-boot/docs/current/reference/html/deployment.html#deployment-systemd-service] File location sudo nano /etc/systemd/system/term.service

Description=term
After=syslog.target

[Service]
User=ubuntu
ExecStart=/usr/bin/java -jar /home/ubuntu/demo-0.0.1-SNAPSHOT.jar
SuccessExitStatus=143

[Install]
WantedBy=multi-user.target

sudo systemctl enable term.service sudo service term start

7. View Logs journalctl -u term.service

For ExpressJS Apps:

1. Install Node on your machine sudo apt install npm
2. Install PM2 sudo npm install -g pm2
3. Copy your ExpressJS app
4. Install any depedencies npm install
5. Run the app in Pm2 sudo pm2 start bin/www
6. Check the logs! sudo pm2 logs