pm2 ecosystem sample

ecosystem.config.js

const BRANCH = 'demo-app';
const REPO = 'git@gitlab.com:path/to/repo.git';
const DEPLOY_PATH = '/home/ec2-user/AWS_PATH';
const HOST = 'APP.YOUR_URL.COM';
const USER = 'ec2-user'; // AWS user

module.exports = {
	apps: [{
		name: 'API',
		script: 'dist/server.js',

		// Options reference: https://pm2.io/doc/en/runtime/reference/ecosystem-file/
		args: 'one two',
		instances: 1,
		autorestart: true,
		watch: false,
		max_memory_restart: '1G',
		env: {
			NODE_ENV: 'development'
		},
		env_production: {
			NODE_ENV: 'production'
		}
	}],

	deploy: {
		production: {
			user: USER,
			host: HOST,
			ref: "origin/" + BRANCH,
			repo: REPO,
			path: DEPLOY_PATH,
			// rm -rf ${DEPLOY_PATH}/*
			"pre-setup" : `echo 'pre-setup'; echo 'clearing DEPLOY_PATH folder'; rm -rf ${DEPLOY_PATH}/*`,
			// Commands / path to a script on the host machine
			// This will be executed on the host after cloning the repository
			// eg: placing configurations in the shared dir etc
			// "post-setup": "echo 'post-setup'; ls -la",
			// Commands to execute locally (on the same machine you deploy things)
			// Can be multiple commands separated by the character ";"
			"pre-deploy-local" : `echo 'pre-deploy-local'`,
			// "pre-deploy": "git fetch --all; git checkout demo-app; echo `git branch`",
			"post-deploy": "npm i --no-optional && npm run build && pm2 start ecosystem.config.js --env production --time && pm2 save"
		}
	}
};