894e7e46b2
so that only arrays needed for boot are auto-assembled. - auto-line.fix -- fix handling of "AUTO" line in mdadm.conf so it actually works. (bnc#721905) OBS-URL: https://build.opensuse.org/package/show/Base:System/mdadm?expand=0&rev=45
99 lines
2.4 KiB
Bash
99 lines
2.4 KiB
Bash
#!/bin/bash
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#
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#%stage: softraid
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#
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mdblockdev=
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# Full mdadm.conf generated by mdadm.
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# Contains all created MD RAIDs
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mdadm_conf=
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cont_list=
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md_devs=
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# blockdev contains real devices (/dev/X) for root, resume, journal, dumb
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for bd in $blockdev ; do
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is_part_dev=false
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case $bd in
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/dev/md[0-9]*p[0-9]*)
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# Partitionable MD RAID. This is partition on RAID. Get the RAID
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bd=${bd%%p[0-9]*}
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is_part_dev=true
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;;
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/dev/md[0-9]*)
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;;
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*)
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mdblockdev="$mdblockdev $bd"
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continue
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;;
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esac
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# Check if this device is already added (possible for partitionable).
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md_dev=${bd##/dev/}
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dup_found=false
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for dup in $md_devs; do
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if [ x"$dup" = x"$md_dev" ]; then
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dup_found=true
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break
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fi
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done
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if $dup_found; then
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if ! $is_part_dev; then
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echo "setup-md.sh: $md_dev found multiple times" >&2
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fi
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continue
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fi
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mdconf=$(mdadm -Db "$bd")
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if test -z "$mdconf"; then
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mdblockdev="$mdblockdev $bd"
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continue
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fi
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md_tmpblockdev=$(mdadm -Dbv $bd | sed -n "1D;s/,/ /g;s/^ *devices=//p")
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mdblockdev="$mdblockdev $md_tmpblockdev"
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md_devs="$md_devs $md_dev"
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container=$(echo "$mdconf" | sed -rn 's/.* container=([^ ]*) .*/\1/p')
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for cnt in $cont_list; do
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if [ x"$container"= x"$cnt" ]; then
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container=
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break
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fi
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done
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case "$container" in
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"")
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;;
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/dev/*)
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mdconf="$(mdadm -Db "$container")\\n$mdconf"
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;;
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[0-9a-f]*[0-9a-f])
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if test -z "$mdadm_conf"; then
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mdadm_conf=$(mdadm --examine --brief --scan)
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fi
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mdconf="$(echo "$mdadm_conf" | grep "UUID=$container")\\n$mdconf"
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;;
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*)
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echo "unrecognized container for $md_dev: $container"
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;;
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esac
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eval md_conf_${md_dev}=\"$mdconf\"
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root_md=1
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done
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# Any 'md' device is replaced by it's component disks.
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blockdev="$mdblockdev"
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if [ -n "$root_md" ] ; then
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need_mdadm=1
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echo "AUTO -all" > $tmp_mnt/etc/mdadm.conf
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for md in $md_devs; do
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eval echo -e \"\$md_conf_$md\" >> $tmp_mnt/etc/mdadm.conf
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done
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fi
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# Remember which arrays are needed for the root or swap device and assemble
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# them all during boot. The root= or resume= option might not directly refer to
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# the array.
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if test -n "$md_devs"; then
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md_devs=$(printf '/dev/%s ' $md_devs)
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fi
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save_var need_mdadm
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save_var md_devs
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