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119 lines
3.8 KiB
119 lines
3.8 KiB
#!/bin/bash |
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# called by dracut |
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check() { |
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# No point trying to support lvm if the binaries are missing |
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require_binaries lvm || return 1 |
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[[ $hostonly ]] || [[ $mount_needs ]] && { |
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for fs in "${host_fs_types[@]}"; do |
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[[ $fs == LVM*_member ]] && return 0 |
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done |
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return 255 |
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} |
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return 0 |
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} |
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# called by dracut |
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depends() { |
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# We depend on dm_mod being loaded |
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echo rootfs-block dm |
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return 0 |
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} |
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# called by dracut |
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cmdline() { |
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local _activated |
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declare -A _activated |
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for dev in "${!host_fs_types[@]}"; do |
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[[ -e /sys/block/${dev#/dev/}/dm/name ]] || continue |
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[[ -e /sys/block/${dev#/dev/}/dm/uuid ]] || continue |
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uuid=$(< "/sys/block/${dev#/dev/}/dm/uuid") |
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[[ ${uuid#LVM-} == "$uuid" ]] && continue |
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dev=$(< "/sys/block/${dev#/dev/}/dm/name") |
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eval "$(dmsetup splitname --nameprefixes --noheadings --rows "$dev" 2> /dev/null)" |
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[[ ${DM_VG_NAME} ]] && [[ ${DM_LV_NAME} ]] || return 1 |
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if ! [[ ${_activated[DM_VG_NAME / DM_LV_NAME]} ]]; then |
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printf " rd.lvm.lv=%s " "${DM_VG_NAME}/${DM_LV_NAME} " |
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_activated["${DM_VG_NAME}/${DM_LV_NAME}"]=1 |
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fi |
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done |
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} |
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installkernel() { |
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hostonly='' instmods dm-snapshot |
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} |
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# called by dracut |
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install() { |
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inst lvm |
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if [[ $hostonly_cmdline == "yes" ]]; then |
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local _lvmconf |
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_lvmconf=$(cmdline) |
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[[ $_lvmconf ]] && printf "%s\n" "$_lvmconf" >> "${initdir}/etc/cmdline.d/90lvm.conf" |
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fi |
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inst_rules "$moddir/64-lvm.rules" |
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if [[ $hostonly ]] || [[ $lvmconf == "yes" ]]; then |
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if [[ -f $dracutsysrootdir/etc/lvm/lvm.conf ]]; then |
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inst_simple -H /etc/lvm/lvm.conf |
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fi |
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export LVM_SUPPRESS_FD_WARNINGS=1 |
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# Also install any files needed for LVM system id support. |
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if [[ -f $dracutsysrootdir/etc/lvm/lvmlocal.conf ]]; then |
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inst_simple -H /etc/lvm/lvmlocal.conf |
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fi |
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eval "$(lvm dumpconfig global/system_id_source &> /dev/null)" |
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if [ "$system_id_source" == "file" ]; then |
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eval "$(lvm dumpconfig global/system_id_file)" |
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if [ -f "$system_id_file" ]; then |
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inst_simple -H "$system_id_file" |
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fi |
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fi |
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unset LVM_SUPPRESS_FD_WARNINGS |
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fi |
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inst_rules 11-dm-lvm.rules |
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# Gentoo ebuild for LVM2 prior to 2.02.63-r1 doesn't install above rules |
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# files, but provides the one below: |
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inst_rules 64-device-mapper.rules |
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# debian udev rules |
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inst_rules 56-lvm.rules 60-persistent-storage-lvm.rules |
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inst_script "$moddir/lvm_scan.sh" /sbin/lvm_scan |
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inst_hook cmdline 30 "$moddir/parse-lvm.sh" |
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inst_libdir_file "libdevmapper-event-lvm*.so" |
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if [[ $hostonly ]] && find_binary lvs &> /dev/null; then |
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for dev in "${!host_fs_types[@]}"; do |
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[[ -e /sys/block/${dev#/dev/}/dm/name ]] || continue |
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dev=$(< "/sys/block/${dev#/dev/}/dm/name") |
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eval "$(dmsetup splitname --nameprefixes --noheadings --rows "$dev" 2> /dev/null)" |
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# shellcheck disable=SC2015 |
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[[ ${DM_VG_NAME} ]] && [[ ${DM_LV_NAME} ]] || continue |
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case "$(lvs --noheadings -o segtype "${DM_VG_NAME}" 2> /dev/null)" in |
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*thin* | *cache* | *era*) |
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inst_multiple -o thin_dump thin_restore thin_check thin_repair \ |
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cache_dump cache_restore cache_check cache_repair \ |
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era_check era_dump era_invalidate era_restore |
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break |
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;; |
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esac |
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done |
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fi |
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if ! [[ $hostonly ]]; then |
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inst_multiple -o thin_dump thin_restore thin_check thin_repair \ |
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cache_dump cache_restore cache_check cache_repair \ |
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era_check era_dump era_invalidate era_restore |
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fi |
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dracut_need_initqueue |
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}
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