[Unit] Description=radicale - A simple CalDAV (calendar) and CardDAV (contact) server After=syslog.target network.target Requires=network.target [Service] Type=simple ExecStart=/usr/bin/radicale -f User=radicale Group=radicale Restart=on-failure # Deny other users access to the calendar data UMask=0027 # Optional security settings PrivateTmp=true ProtectSystem=strict ProtectHome=true PrivateDevices=true ProtectKernelTunables=true ProtectKernelModules=true ProtectControlGroups=true NoNewPrivileges=true # set this to your collection ReadWritePaths=/var/lib/radicale/collections [Install] WantedBy=multi-user.target