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https://github.com/dracutdevs/dracut.git
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98 lines
3.0 KiB
Bash
Executable File
98 lines
3.0 KiB
Bash
Executable File
#!/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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[[ $hostonly ]] || [[ $mount_needs ]] && {
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for fs in "${host_fs_types[@]}"; do
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[[ "$fs" == *_raid_member ]] && return 0
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done
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return 255
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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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inst_multiple cat
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inst_multiple -o mdmon
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inst $(command -v partx) /sbin/partx
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inst $(command -v mdadm) /sbin/mdadm
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check_mdraid() {
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local dev=$1 fs=$2 holder DEVPATH MD_UUID
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[[ "$fs" != *_raid_member ]] && return 1
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MD_UUID=$(/sbin/mdadm --examine --export $dev \
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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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[[ ${MD_UUID} ]] || return 1
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if ! [[ $kernel_only ]]; then
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echo " rd.md.uuid=${MD_UUID} " >> "${initdir}/etc/cmdline.d/90mdraid.conf"
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fi
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return 0
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}
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for_each_host_dev_fs check_mdraid
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inst_rules 64-md-raid.rules
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# remove incremental assembly from stock rules, so they don't shadow
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# 65-md-inc*.rules and its fine-grained controls, or cause other problems
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# when we explicitly don't want certain components to be incrementally
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# assembled
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sed -i -r -e '/RUN\+?="[[:alpha:]/]*mdadm[[:blank:]]+(--incremental|-I)[[:blank:]]+(\$env\{DEVNAME\}|\$tempnode)"/d' "${initdir}${udevdir}/rules.d/64-md-raid.rules"
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inst_rules "$moddir/65-md-incremental-imsm.rules"
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inst_rules "$moddir/59-persistent-storage-md.rules"
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prepare_udev_rules 59-persistent-storage-md.rules
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# guard against pre-3.0 mdadm versions, that can't handle containers
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if ! mdadm -Q -e imsm /dev/null >/dev/null 2>&1; then
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inst_hook pre-trigger 30 "$moddir/md-noimsm.sh"
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fi
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if ! mdadm -Q -e ddf /dev/null >/dev/null 2>&1; 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 ]] || [[ $mdadmconf = "yes" ]]; then
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if [ -f /etc/mdadm.conf ]; then
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inst /etc/mdadm.conf
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else
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[ -f /etc/mdadm/mdadm.conf ] && inst /etc/mdadm/mdadm.conf /etc/mdadm.conf
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fi
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fi
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inst_hook pre-udev 30 "$moddir/mdmon-pre-udev.sh"
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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_hook cleanup 99 "$moddir/mdraid-needshutdown.sh"
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inst_hook shutdown 30 "$moddir/md-shutdown.sh"
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inst_script "$moddir/mdraid-cleanup.sh" /sbin/mdraid-cleanup
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inst_script "$moddir/mdraid_start.sh" /sbin/mdraid_start
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if dracut_module_included "systemd"; then
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if [ -e $systemdsystemunitdir/mdmon@.service ]; then
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inst_simple $systemdsystemunitdir/mdmon@.service
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fi
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fi
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inst_hook pre-shutdown 30 "$moddir/mdmon-pre-shutdown.sh"
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}
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