[Unit]                                                              
Description=up www service
After=network.target

[Service]
User=root
Environment=GEM_HOME=/usr/local/lib/ruby/2.5.0
Environment=APP_ENV=production
ExecStart=/usr/local/src/up/up-www.rb
Restart=on-failure
StandardOutput=syslog
StandardError=syslog
SyslogIdentifier=up-www

[Install]
WantedBy=multi-user.target