Daemon Process

sudo vim /etc/systemd/system/<servicename>.service

[Unit] Description=foo/bar service [Service] Type=simple EnvironmentFile=/opt/foobar/.env ExecStart=/opt/foobar/app WorkingDirectory=/opt/foobar Restart=on-failure StandardOutput=file:/var/log/foobar.log StandardError=file:/var/log/foobar.log [Install] WantedBy=multi-user.target

[Unit] Description=my_shutdown Service Before=shutdown.target reboot.target halt.target Requires=network-online.target network.target [Service] KillMode=none ExecStart=/bin/true ExecStop=/opt/scripts/terminate.sh RemainAfterExit=yes Type=oneshot [Install] WantedBy=multi-user.target

systemctl daemon-reload systemctl start servicename systemctl status servicename systemctl enable servicename