diff options
Diffstat (limited to 'debian/apt.apt-compat.cron.daily')
| -rw-r--r-- | debian/apt.apt-compat.cron.daily | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/debian/apt.apt-compat.cron.daily b/debian/apt.apt-compat.cron.daily index 1ea843008..095a44c4a 100644 --- a/debian/apt.apt-compat.cron.daily +++ b/debian/apt.apt-compat.cron.daily @@ -11,6 +11,23 @@ if [ -d /run/systemd/system ]; then exit 0 fi +check_power() +{ + # laptop check, on_ac_power returns: + # 0 (true) System is on main power + # 1 (false) System is not on main power + # 255 (false) Power status could not be determined + # Desktop systems always return 255 it seems + if which on_ac_power >/dev/null 2>&1; then + on_ac_power + POWER=$? + if [ $POWER -eq 1 ]; then + return 1 + fi + fi + return 0 +} + # sleep for a random interval of time (default 30min) # (some code taken from cron-apt, thanks) random_sleep() @@ -28,6 +45,11 @@ random_sleep() sleep $TIME } -# run daily job +# delay the job execution by a random amount of time random_sleep + +# ensure we don't do this on battery +check_power || exit 0 + +# run daily job exec /usr/lib/apt/apt.systemd.daily |