Hands-On Embedded Programming with C++17

Service configuration

With the Raspbian Linux distribution for Raspberry Pi SBCs, system services are usually managed with systemd. This uses a simple configuration file, with our club monitoring service using something like the following:

[Unit] 
Description=ClubStatus monitoring & control 
 
[Service] 
ExecStart=/home/user/clubstatus/clubstatus /home/user/clubstatus/config.ini 
User=user 
WorkingDirectory=/home/user/clubstatus 
Restart=always 
RestartSec=5 
 
[Install] 
WantedBy=multi-user.target 

This service configuration specifies the name of the service, with the service being started from the "user" user account's folder, and the configuration file for the service being found in the same folder. We set the working directory for the service, also ...