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#!/bin/sh
PREREQ="mdadm mdrun multipath"
prereqs()
{
echo "$PREREQ"
}
case $1 in
# get pre-requisites
prereqs)
prereqs
exit 0
;;
esac
if [ ! -e /sbin/lvm ]; then
exit 0
fi
lvchange_activate() {
lvm lvchange -aay -y --sysinit --ignoreskippedcluster "$@"
}
activate() {
local dev="$1"
# Make sure that we have a non-empty argument
if [ -z "$dev" ]; then
return 1
fi
case "$dev" in
# Take care of lilo boot arg, risky activating of all vg
fe[0-9]*)
lvchange_activate
exit 0
;;
# FIXME: check major
/dev/root)
lvchange_activate
exit 0
;;
/dev/mapper/*)
eval $(dmsetup splitname --nameprefixes --noheadings --rows "${dev#/dev/mapper/}")
if [ "$DM_VG_NAME" ] && [ "$DM_LV_NAME" ]; then
lvchange_activate "$DM_VG_NAME/$DM_LV_NAME"
fi
;;
/dev/*/*)
# Could be /dev/VG/LV; use lvs to check
if lvm lvs -- "$dev" >/dev/null 2>&1; then
lvchange_activate "$dev"
fi
;;
esac
}
activate "$ROOT"
activate "$resume"
exit 0
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