Attachment 5664 Details for Bug 28181 – cleaned up version

cleaned up version

11-remount.sh (text/plain), 1.78 KB, created by Michael Shigorin on 2012-12-04 23:26:29 MSK

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Creator: Michael Shigorin

Created: 2012-12-04 23:26:29 MSK

Size: 1.78 KB

patch

obsolete

>#!/bin/sh
># remount EVMS-created volumes
># see https://bugzilla.altlinux.org/28181
>
>ME=11-remount
>
>exec 2>/tmp/"$ME".log >&2
>
>. install2-init-functions
>
>sync
>
># these are normally missing in installer environment
># NB: /sbin writes rely on aufs in fact, would use /tmp otherwise
>#     but that might clobber cases when the binaries have to differ
>for i in /sbin/{mdadm,lvm}; do
>	if [ ! -x "$i" -a -x "$destdir$i" ]; then
>		cp -p "$destdir$i" "$i"
>	fi
>done
>
>if [ -f "$destdir/etc/lvm/lvm.conf" ]; then
>	mkdir -p /etc/lvm &&
>	cp -p "$destdir/etc/lvm/lvm.conf" /etc/lvm
>fi
>
>umount "$destdir/dev/pts"
>chroot "$destdir" umount -a
>
>grep " $destdir" /proc/mounts | while read dev mnt rest; do umount "$mnt"; done
>
>umount "$destdir" || exit 1
>
># avoid automatic rpm shell.req dependency
>MDADM=/sbin/mdadm
>LVM=/sbin/lvm
>
>if [ -f /proc/mdstat -a -x "$MDADM" ]; then
>	"$MDADM" --examine --scan > /tmp/mdadm.conf
>	"$MDADM" --stop --scan
>fi
>
># evms_deactivate does essentially the same but is normally missing
>dmsetup remove_all
>
>if [ -s /tmp/mdadm.conf -a -x "$MDADM" ]; then
>	# suitable arbitrary value of the year: packages already installed
>	sysctl -w dev.raid.speed_limit_max=1000000
>	"$MDADM" --assemble --run --scan --config=/tmp/mdadm.conf
>fi
>
>if [ -x "$LVM" ]; then
>	"$LVM" pvscan
>	"$LVM" vgscan
>	"$LVM" vgchange -ay --noudevsync
>fi
>
># created by 10-fstab.sh
>rootfs="$(awk '{ if ($2=="/") print $1 }' < /tmp/fstab)"
>case "$rootfs" in
>UUID=*)
>	mount "`blkid -U ${rootfs#UUID=}`" $destdir
>	;;
>LABEL=*)
>	mount "`blkid -L ${rootfs#LABEL=}`" $destdir
>	;;
>/*)
>	mount "$rootfs" "$destdir"
>	;;
>*)
>	echo "$ME.sh: unknown rootfs: $rootfs" >&2
>	exit 2
>	;;
>esac
>
>mount -o bind /dev $destdir/dev
>mount -t sysfs sysfs "$destdir/sys"
>mount -t proc proc "$destdir/proc"
>chroot "$destdir" mount -a ||:
>
># NB: use "sleep 3600" here to debug :)

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