tldr/pages/linux/systemd-socket-activate.md

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systemd-socket-activate

Socket activation for systemd services. More information: https://www.freedesktop.org/software/systemd/man/latest/systemd-socket-activate.html.

  • Activate a service when a specific socket is connected:

systemd-socket-activate {{path/to/socket.service}}

  • Activate multiple sockets for a service:

systemd-socket-activate {{path/to/socket1.service}} {{path/to/socket2.service}}

  • Pass environment variables to the service being activated:

{{SYSTEMD_SOCKET_ACTIVATION=1}} systemd-socket-activate {{path/to/socket.service}}

  • Activate a service along with a notification socket:

systemd-socket-activate {{path/to/socket.socket}} {{path/to/service.service}}

  • Activate a service with a specified port:

systemd-socket-activate {{path/to/socket.service}} -l {{8080}}