mirror of
https://github.com/schoebel/mars
synced 2024-12-22 22:53:41 +00:00
71 lines
1.2 KiB
Plaintext
71 lines
1.2 KiB
Plaintext
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#!/bin/bash
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# Markers for the template processor
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# DEFAULT_START
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# DEFAULT_STOP
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#
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# ALSO=mars-@escvar{res}-trigger.path
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# ALSO=mars-@escvar{res}-trigger.service
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op="$1"
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# Ensure that pure trigger does not change anything.
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mars_dev=/dev/mars/@{res}
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mnt=/mnt/test/@{res}
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case "$op" in
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start)
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# Assumption: start and vmstart seem to be idempotent already
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if ! [[ -b $mars_dev ]]; then
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echo "ignoring, $mars_dev is not present"
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exit 0
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fi
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if mountpoint $mnt; then
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echo "ignoring, $mnt is already mounted"
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exit 0
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fi
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mkdir -p $mnt
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mount $mars_dev $mnt
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mountpoint $mnt
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rc=$?
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# cleanup any old flags
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rm -f $mnt/*.flag
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# start load
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if (( !rc )); then
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/etc/marsadm/systemd-templates/SYSTEMD-load-occupy.sh $mnt
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fi
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exit $rc
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;;
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stop)
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if ! mountpoint $mnt; then
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# Idempotence
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exit 0
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fi
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/etc/marsadm/systemd-templates/SYSTEMD-load-stop.sh $mnt
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# for additional safety
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sleep 1
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# umount, idempotent for increased robustness
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if mountpoint $mnt; then
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umount $mnt
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fi
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# status
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if mountpoint $mnt; then
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exit 1
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fi
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exit 0
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;;
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*)
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# Ignore all other ops, like enable / disable / etc
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echo "Ignore '$op'"
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exit 0
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esac
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exit 0
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