Run a nodejs app using PM2 from a script

myAppexec.sh

! /bin/sh
# -----------------------------------------------------------------------*
# use this block when dveelopement your app locally on your laptop
# uncomment this section for local host testing only.
# Make surre to comment this out before pushing the code 
# to your source code management repo
 
# export HOME=./
# node=$HOME

# -----------------------------------------------------------------------*
# you can add configuration for your Linux server hoting node setup
# Comment this block when testing locally
# make sure to uncomment this section before pusshing code
# here's an example of my setup:

export HOME=/opt/webapps/apps/myApp
log=$HOME/log
out=$log/myApp-out.log
err=$log/myApp-err.log
node=$HOME/lib/node
 
# -----------------------------------------------------------------------*
#  runnig the app using pm2
# -----------------------------------------------------------------------*
cd $node
case $# in 1)
  case "$1" in
        start)
                pm2 start ecosystem.config.js --env development
                exit
                ;;
        status)
                pm2 list
                exit
                ;;
        stop)
                pm2 stop "app"
                exit
                ;;
        delete)
                pm2 delete "app"
                exit
                ;;
        log)
                pm2 log
                exit
                ;;
        restart)
                pm2 restart ecosystem.config.js --env development
                exit
                ;;
  esac
 
esac
 
echo "Usage: `basename \"$0\"` { start | status | stop | delete | log | restart }"
exit 1