Borg backup systemd timer, service, and logging config

borgitup

# cat /etc/systemd/system/borgitup.service

[Unit]
Description=Create a backup using borg

[Service]
Type=oneshot
Environment=BORG_LOGGING_CONF=/etc/borg/logging.conf
; ExecStart=/usr/local/bin/borgitup
; 20200413 -- preprend a hyphen (-) to ignore error return value
; ExecStart=-/usr/local/bin/borgitup
;
; Alternatively, list the specific signals to consider as successful exit status
SuccessExitStatus=TEMPFAIL 250 SIGUSR1 1
ExecStart=/usr/local/bin/borgitup

# cat /etc/systemd/system/borgitup.timer

[Unit]
Description=Create a weekly backup with borg

[Timer]
OnCalendar=weekly
Persistent=true

[Install]
WantedBy=timers.target

# cat /etc/borg/logging.conf

[loggers]
keys=root

[handlers]
keys=logfile

[formatters]
keys=logfile

[logger_root]
level=NOTSET
handlers=logfile

[handler_logfile]
class=FileHandler
level=INFO
formatter=logfile
args=('/var/log/borg.log', 'w')

[formatter_logfile]
format=%(asctime)s %(levelname)s %(message)s
datefmt=
class=logging.Formatter

Executes a simple bash script (/usr/local/bin/borgitup) to create weekly backup with borg; implemented via systemd timer and service.

See also:

• ArchWiki - systemd timers
• systemd exit status handling
• borg logging conf example file
• borg docs regarding logging