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big simplify raid_devices listing on create raid

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This commit is contained in:
Tobias Powalowski 2013-07-22 09:09:53 +02:00
parent 9d8f48c981
commit 38a298bb7b
1 changed files with 8 additions and 45 deletions
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53
usr/share/archboot/installer/setup
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@ -530,7 +530,7 @@ dmraid_partitions() {
# lvm2 and cryptdevices
dm_devices() {
for dev in $(${_LSBLK} NAME,TYPE | grep -e "lvm$" -e "crypt$" | cut -d' ' -f1); do
for dev in $(${_LSBLK} NAME,TYPE | grep -e "lvm$" -e "crypt$" | cut -d' ' -f1 | sort -u); do
# exclude checks:
# - part of lvm2 device
# ${_LSBLK} FSTYPE ${dev} | grep "LVM2_member")
@ -927,50 +927,13 @@ _raid()
: >/tmp/.raid
: >/tmp/.raid-spare
# check for devices
PARTS="$(findpartitions _)"
ALREADYINUSE=""
#hell yeah, this is complicated! kill software raid devices already in use.
ALREADYINUSE=$(cat /proc/mdstat 2>/dev/null | grep ^md | sed -e 's# :.*linear##g' -e 's# :.*raid[0-9][0-9]##g' -e 's# :.*raid[0-9]##g' -e 's#\[[0-9]\]##g')
for i in ${ALREADYINUSE}; do
PARTS=$(echo ${PARTS} | sed -e "s#/dev/${i}\ _##g" -e "s#/dev/${i}\p[0-9]\ _##g")
k=$(echo /dev/${i} | sed -e 's#[0-9]##g')
if ! [[ "$(echo ${k} | grep ^md)" ]]; then
PARTS=$(echo ${PARTS} | sed -e "s#${k}\ _##g")
fi
done
# skip encrypted mapper devices which contain raid devices
ALREADYINUSE=""
for i in $(ls /dev/mapper/* 2>/dev/null | grep -v control); do
cryptsetup status ${i} 2>/dev/null | grep -q "device:.*/dev/md" && ALREADYINUSE="${ALREADYINUSE} ${i}"
done
# skip lvm with raid devices
for devpath in $(pvs -o pv_name --noheading); do
# skip simple lvm device with raid device
if [[ "$(echo ${devpath} | grep /dev/md)" ]]; then
killvolumegroup="$(echo $(pvs -o vg_name --noheading ${devpath}))"
ALREADYINUSE="${ALREADYINUSE} $(ls /dev/mapper/${killvolumegroup}-*)"
fi
# skip encrypted raid device
if [[ "$(echo ${devpath} | grep dm-)" ]]; then
if [[ "$(cryptsetup status $(basename ${devpath}) | grep "device:.*/dev/md")" ]]; then
killvolumegroup="$(echo $(pvs -o vg_name --noheading ${devpath}))"
ALREADYINUSE="${ALREADYINUSE} $(ls /dev/mapper/${killvolumegroup}-*)"
fi
fi
done
# skip already encrypted volume devices with raid device
for devpath in $(ls /dev/mapper/ 2>/dev/null | grep -v control); do
realdevice="$(cryptsetup status ${devpath} 2>/dev/null | grep "device:.*/dev/mapper/" | sed -e 's#.*\ ##g')"
if [[ "$(lvs ${realdevice} 2>/dev/null)" ]]; then
vg="$(echo $(lvs -o vg_name --noheading ${realdevice}))"
if [[ "$(pvs -o pv_name,vg_name --noheading | grep "${vg}$" | grep "/dev/md")" ]]; then
ALREADYINUSE="${ALREADYINUSE} /dev/mapper/${devpath}"
fi
fi
done
for i in ${ALREADYINUSE}; do
PARTS=$(echo ${PARTS} | sed -e "s#${i}\ _##g")
done
# Remove all raid devices with children
RAID_BLACKLIST="$(for i in $(${_LSBLK} NAME,TYPE | grep " raid.*$" | cut -d' ' -f1 | sort -u); do
echo $(${_LSBLK} NAME,TYPE ${i} | cut -d' ' -f1) _
done)"
PARTS="$(for i in $(findpartitions); do
! [[ "$(echo "${RAID_BLACKLIST}" | egrep "${i} _")" ]] && echo $i _
done)"
# break if all devices are in use
if [[ "${PARTS}" = "" ]]; then
DIALOG --msgbox "All devices in use. No more devices left for new creation." 0 0