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check_systemd_service: account for oneshot service

This commit is contained in:
Cyberes 2024-03-28 22:40:46 -06:00
parent 24e17a6cfc
commit 5bf4de4971
1 changed files with 12 additions and 8 deletions
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20
check_systemd_service.sh
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@ -3,7 +3,7 @@
function usage { function usage {
echo "Usage: echo "Usage:
-u [UNIT name] -u [UNIT name]
-t Service is triggered by a timer and is allowed to be inactive" -t Service is triggered by a timer or is a oneshot service. Is allowed to be inactive"
} }
UNIT_NAME="" UNIT_NAME=""
@ -46,25 +46,29 @@ fi
# Check if the unit is active # Check if the unit is active
active=$(systemctl is-active "$UNIT_NAME") active=$(systemctl is-active "$UNIT_NAME")
substate=$(systemctl show "$UNIT_NAME" --property=SubState --value) substate=$(systemctl show "$UNIT_NAME" --property=SubState --value)
exit_code=$(systemctl show "$UNIT_NAME" --property=ExecMainStatus --value)
if [ "$active" = "activating" ]; then if [ "$active" = "activating" ]; then
echo "WARNING - $UNIT_NAME is activating" echo "WARNING - $UNIT_NAME is activating"
exit 1 exit 1
elif [ "$active" != "active" ] || { [ "$substate" = "exited" ] && [ "$IS_TIMER" = false ]; }; then elif [ "$active" != "active" ] && [ "$IS_TIMER" = false ]; then
echo "CRITICAL - $UNIT_NAME is not active" echo "CRITICAL - $UNIT_NAME is not active"
exit 2 exit 2
elif [ "$IS_TIMER" = true ] && [ "$active" = "inactive" ] && [ "$exit_code" != "0" ]; then
echo "CRITICAL - $UNIT_NAME is inactive with non-zero exit code"
exit 2
fi fi
# Get service start time # Get service start time
start_time=$(systemctl show "$UNIT_NAME" --property=ExecMainStartTimestamp --value) start_time=$(systemctl show "$UNIT_NAME" --property=ExecMainStartTimestamp --value)
end_time=$(systemctl show "$UNIT_NAME" --property=ExecMainExitTimestamp --value)
current_time=$(date +%s) current_time=$(date +%s)
time_diff=$((current_time - $(date -d "$start_time" +%s))) start_time_diff=$((current_time - $(date -d "$start_time" +%s)))
uptime_str="Started at $start_time. | uptime=${time_diff}s" end_time_diff=$((current_time - $(date -d "$end_time" +%s)))
if [ "$IS_TIMER" = true ] && { [ "$substate" = "exited" ] || [ "$active" = "inactive" ]; }; then
if [ "$IS_TIMER" = true ] && [ "$substate" = "exited" ]; then echo "OK - $UNIT_NAME is active and exited (returned $exit_code) and enabled. Exited at $end_time. | downtime=${end_time_diff}s"
echo "OK - $UNIT_NAME is active (exited) and enabled. $uptime_str"
else else
echo "OK - $UNIT_NAME is active and enabled. $uptime_str" echo "OK - $UNIT_NAME is active and enabled. Started at $start_time. | uptime=${start_time_diff}s"
fi fi
exit 0 exit 0