36 lines
1.0 KiB
Bash
36 lines
1.0 KiB
Bash
# vim: set ft=sh:
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#
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# trigger_lvm()
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{
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[ "$break" = lvm ] && { print "break before trigger_lvm()"; sh; }
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mkdir -p /run/lvm /run/lock/lvm
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IFS=,; set -- $lvm_opts; unset IFS
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for opt; do case "$opt" in
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discard=1) lvm_discard="--config=devices{issue_discards=1}" ;;
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config=0) : > /etc/lvm/lvm.conf ;;
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group=*) lvm_group="${opt##*=}" ;;
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name=*) lvm_name="/${opt##*=}" ;;
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tag=*) lvm_tag="@${opt##*=}" ;;
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esac; done
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set -- "--sysinit" "-qq" "-aay" "$lvm_discard"
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# libdevice-mapper assumes that udev have dm rules
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# which is not true because we use our device-helper for dm stuff
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# this variable fixes possible(?) hang
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export DM_DISABLE_UDEV=1
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if [ "$lvm_group" ] && [ "$lvm_name" ]; then
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lvm lvchange $@ "${lvm_group}${lvm_name}"
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elif [ "$lvm_group" ]; then
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lvm vgchange $@ "$lvm_group"
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elif [ "$lvm_tag" ]; then
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lvm lvchange $@ "$lvm_tag"
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else
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lvm vgchange $@
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fi || panic "failed to trigger LVM"
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}
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