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110 lines
3.5 KiB
110 lines
3.5 KiB
#!/bin/bash |
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# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*- |
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# ex: ts=8 sw=4 sts=4 et filetype=sh |
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check() { |
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local _rootdev |
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# No mdadm? No mdraid support. |
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type -P mdadm >/dev/null || return 1 |
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. $dracutfunctions |
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[[ $debug ]] && set -x |
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check_mdraid() { |
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local dev=$1 fs=$2 holder DEVPATH MD_UUID |
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[[ "$fs" = "linux_raid_member" ]] && continue |
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[[ "$fs" = "${fs%%_raid_member}" ]] && continue |
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DEVPATH=$(udevadm info --query=property --name=$dev \ |
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| while read line; do |
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[[ ${line#DEVPATH} = $line ]] && continue |
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eval "$line" |
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echo $DEVPATH |
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break |
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done) |
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for holder in /sys/$DEVPATH/holders/*; do |
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[[ -e $holder ]] || continue |
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MD_UUID=$(udevadm info --query=property --path=$holder \ |
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| while read line; do |
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[[ ${line#MD_UUID} = $line ]] && continue |
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eval "$line" |
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echo $MD_UUID |
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break |
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done) |
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done |
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[[ ${MD_UUID} ]] || continue |
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echo " rd.md.uuid=${MD_UUID} " >> "${initdir}/etc/cmdline.d/90mdraid.conf" |
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} |
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[[ $hostonly ]] && { |
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[[ -d "${initdir}/etc/cmdline.d" ]] || mkdir -p "${initdir}/etc/cmdline.d" |
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for_each_host_dev_fs check_mdraid |
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[[ -f "${initdir}/etc/cmdline.d/90mdraid.conf" ]] || return 1 |
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} |
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return 0 |
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} |
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depends() { |
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echo rootfs-block |
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return 0 |
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} |
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installkernel() { |
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instmods =drivers/md |
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} |
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install() { |
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dracut_install mdadm partx cat |
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# XXX: mdmon really needs to run as non-root? |
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# If so, write only the user it needs in the initrd's /etc/passwd (and maybe /etc/group) |
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# in a similar fashion to modules.d/95nfs. Do not copy /etc/passwd and /etc/group from |
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# the system into the initrd. |
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# dledford has hardware to test this, so he should be able to clean this up. |
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# inst /etc/passwd |
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# inst /etc/group |
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if [ ! -x /lib/udev/vol_id ]; then |
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inst_rules 64-md-raid.rules |
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# remove incremental assembly from stock rules, so they don't shadow |
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# 65-md-inc*.rules and its fine-grained controls, or cause other problems |
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# when we explicitly don't want certain components to be incrementally |
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# assembled |
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sed -i -r -e '/RUN\+?="[[:alpha:]/]*mdadm[[:blank:]]+(--incremental|-I)[[:blank:]]+(\$env\{DEVNAME\}|\$tempnode)"/d' "${initdir}/lib/udev/rules.d/64-md-raid.rules" |
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fi |
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inst_rules "$moddir/65-md-incremental-imsm.rules" |
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# guard against pre-3.0 mdadm versions, that can't handle containers |
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if ! mdadm -Q -e imsm /dev/null &> /dev/null; then |
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inst_hook pre-trigger 30 "$moddir/md-noimsm.sh" |
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fi |
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if ! mdadm -Q -e ddf /dev/null &> /dev/null; then |
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inst_hook pre-trigger 30 "$moddir/md-noddf.sh" |
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fi |
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if [[ $hostonly ]] || [[ $mdadmconf = "yes" ]]; then |
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if [ -f /etc/mdadm.conf ]; then |
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inst /etc/mdadm.conf |
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else |
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[ -f /etc/mdadm/mdadm.conf ] && inst /etc/mdadm/mdadm.conf /etc/mdadm.conf |
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fi |
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fi |
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if [ -x /sbin/mdmon ] ; then |
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dracut_install mdmon |
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fi |
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inst_hook pre-udev 30 "$moddir/mdmon-pre-udev.sh" |
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inst "$moddir/mdraid_start.sh" /sbin/mdraid_start |
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inst "$moddir/mdadm_auto.sh" /sbin/mdadm_auto |
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inst_hook pre-trigger 30 "$moddir/parse-md.sh" |
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inst_hook pre-mount 10 "$moddir/mdraid-waitclean.sh" |
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inst "$moddir/mdraid-cleanup.sh" /sbin/mdraid-cleanup |
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inst_hook shutdown 30 "$moddir/md-shutdown.sh" |
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} |
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