post-receive hook for pm2

post-receive

#!/usr/bin/env bash

# start your app first; pm2 start ./build/server.js --name app-name
# then, place in repo.git/hooks/post-receive 
# and set permissions:
# chmod +x hooks/post-receive

set -u
set -e

export GIT_WORK_TREE="/var/apps/app-name"
export NODE_ENV="PRODUCTION"

echo "--> Changing to work directory...$GIT_WORK_TREE"

echo "--> Checking out..."
git checkout -f

# Install dependencies
echo "--> Installing libraries..."
cd "$GIT_WORK_TREE"
npm install --production
npm prune --production
pm2 restart app-name