39 lines
891 B
Bash
39 lines
891 B
Bash
#!/bin/bash
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WOKE=$(expr $(journalctl -t systemd-sleep -b 0 -o json MESSAGE="System resumed." -n1 | jq -r .__REALTIME_TIMESTAMP) / 1000000)
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NOW=$(date +%s)
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UPTIME=$(expr $NOW - $WOKE)
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MIN_UPTIME=$(expr 60 \* 20)
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if [[ "$UPTIME" -lt "$MIN_UPTIME" ]]
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then
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echo "ABORT: uptime ($UPTIME s) lower than minimum ($MIN_UPTIME s)"
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exit 0
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fi
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MY_SERVICE="$2"
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for SERVICE in $(systemctl list-timers --no-pager --no-legend --state active -o json | jq -r '.[] | .activates')
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do
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if [[ "$SERVICE" = "$MY_SERVICE" ]]
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then
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continue
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elif systemctl is-active "$SERVICE" --quiet
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then
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echo "ABORT: service $SERVICE is running by timer"
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exit 0
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fi
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done
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LOGINS=$(netstat -tnpa | grep 'ESTABLISHED.*sshd' | wc -l)
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if [[ "$LOGINS" -gt 0 ]]
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then
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echo "ABORT: $LOGINS user logins"
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exit 0
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fi
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if [[ "$1" = now ]]
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then
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echo "SESPENDING"
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systemctl suspend
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else
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echo "WOULD SESPEND"
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fi
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