b3e37df068
Copy from home:michal-m:branches:Base:System/mdadm via accept of submit request 29126 revision 2. Request was accepted with message: Reviewed ok OBS-URL: https://build.opensuse.org/request/show/29126 OBS-URL: https://build.opensuse.org/package/show/Base:System/mdadm?expand=0&rev=10
101 lines
2.6 KiB
Bash
101 lines
2.6 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=$(mdadm --examine --brief --scan)
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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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echo "blockdev: $blockdev"
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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: $md_dev found multiple times" >&2
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fi
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continue
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fi
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# Get UUID of block device
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tmp_uuid=$(mdadm -D $bd --export 2>/dev/null | grep UUID=)
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if [ -n "$tmp_uuid" ]; then
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md_tmpblockdev=$(mdadm -Dbv $bd 2> /dev/null | sed -n "1D;s/,/ /g;s/^ *devices=\(.*\)/\1/p")
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uuid=${tmp_uuid##MD_}
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# Get the corresponding line from config
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arr_line=$(echo "$mdadm_conf" | grep "$uuid")
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if test -z "$arr_line"; then
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continue
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fi
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# Check for container
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cont_line=
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cont=$(echo "$arr_line" | sed -n "s/.*container=\([0-9a-z]\{8\}:[0-9a-z]\{8\}:[0-9a-z]\{8\}:[0-9a-z]\{8\}\).*/\1/p")
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if [ -n "$cont" ]; then
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cnt_dup=0
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for cnt in $cont_list; do
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if [ x"$cont"= x"$cnt" ]; then
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cnt_dup=1
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fi
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done
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if [ $cnt_dup -eq 0 ]; then
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cont_list="$cont_list $cont"
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cont_line=$(echo "$mdadm_conf" | grep "UUID=$cont")
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cont_line="$cont_line\n"
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fi
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fi
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# add a line with the "real" md device name so that boot-md.sh finds it
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cfg_dev=$(echo "$arr_line" | sed -rn 's/^ARRAY +([^ ]*).*/\1/p; T; q')
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real_dev=$(readlink -f "$cfg_dev")
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if test -n "$real_dev" -a "$real_dev" != "$cfg_dev"; then
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arr_line="$arr_line$(echo -e "\\n$arr_line" | \
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sed -r "s:^(ARRAY +)$cfg_dev:\\1$real_dev:")"
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fi
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mdblockdev="$mdblockdev $md_tmpblockdev"
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# Add ARRAY line (with container line before if needed).
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cfg_line=$(echo -e "$cont_line$arr_line")
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eval md_conf_${md_dev}=\""$cfg_line"\"
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md_devs="$md_devs $md_dev"
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root_md=1
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fi
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done
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# Any 'md' device is replaced by it's component disks.
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blockdev="$mdblockdev"
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if [ -n "$root_md" ] ; then
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need_mdadm=1
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echo -n "" > $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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save_var need_mdadm
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save_var root_md
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