[Unit]
Description=Node.js Server
After=network.target

[Service]
ExecStart=/usr/bin/node /home/alarm/myapp/index.js
Type=simple
Restart=always
 # Restart service after 10 seconds if node service crashes
 RestartSec=10
 # Output to syslog
StandardOutput=syslog
StandardError=syslog
SyslogIdentifier=nodejs-example
User=alarm
Environment=NODE_PORT=3000

[Install]
WantedBy=multi-user.target