Creating a 'run once' systemd unit.

README.md

Creating a 'run once' systemd unit

Systemd unit template which calls a script exactly once upon startup and keeps unit status active after script finishes.

Unit file placed in /etc/systemd/system and enabled with:

$ sudo systemctl enable runonce.service
$ sudo systemctl start runonce.service

Reference

• https://www.freedesktop.org/software/systemd/man/systemd.service.html#Type=
• https://www.freedesktop.org/software/systemd/man/systemd.service.html#RemainAfterExit=

runonce.service

[Unit]
Description=Run once
After=local-fs.target
After=network.target
#After=XXX

[Service]
ExecStart=/path/to/run/once/script.sh
RemainAfterExit=true
Type=oneshot

[Install]
WantedBy=multi-user.target