[Unit]
Description=Update DNS record at Route53 with LAN public IP
After=network-online.target
[Service]
# if using aws profile files must be in .aws under user home given below.
User=sysadmin
Group=sysadmin
# NODE_ENV and NODE_INSTANCE will determine configuration file.  see config directory in repo
Environment=NODE_ENV=production
Environment=NODE_APP_INSTANCE=%i
WorkingDirectory=/opt/update-public-ip
ExecStart=/usr/bin/node -r esm /opt/update-public-ip/index.js
Restart=always
RestartSec=3

[Install]
WantedBy=default.target