mdadm/64-md-raid.rules

# do not edit this file, it will be overwritten on update

SUBSYSTEM!="block", GOTO="md_end"
ACTION!="add|change", GOTO="md_end"

# import data from a raid member and activate it
ENV{ID_FS_TYPE}=="linux_raid_member", PROGRAM="/bin/grep -qs '^AUTO -all' /etc/mdadm.conf", IMPORT{program}="/sbin/mdadm --examine --export $tempnode", RUN+="/sbin/mdadm --incremental $env{DEVNAME}"
# import data from a raid set
KERNEL!="md*", GOTO="md_end"

ENV{DEVTYPE}!="disk",GOTO="md_not_disk"
#this extra caution avoids some races with the device disappearing
TEST!="md/array_state", GOTO="md_end"
# container devices have a metadata version of e.g. 'external:ddf' and
# never leave state 'inactive'
ATTR{md/metadata_version}=="external:[A-Za-z]*", ATTR{md/array_state}=="inactive", GOTO="md_ignore_state"
ATTR{md/array_state}=="|clear|inactive", GOTO="md_end"
LABEL="md_ignore_state"

IMPORT{program}="/sbin/mdadm --detail --export $tempnode"
ENV{MD_NAME}=="?*", SYMLINK+="disk/by-id/md-name-$env{MD_NAME}", OPTIONS+="string_escape=replace"
ENV{MD_UUID}=="?*", SYMLINK+="disk/by-id/md-uuid-$env{MD_UUID}"
ENV{MD_DEVNAME}=="?*", SYMLINK+="md/$env{MD_DEVNAME}"

LABEL="md_not_disk"

ENV{DEVTYPE}!="partition", GOTO="md_vol_id"
IMPORT{program}="/sbin/mdadm --detail --export %r/$parent"
ENV{MD_NAME}=="?*", SYMLINK+="disk/by-id/md-name-$env{MD_NAME}-part%n", OPTIONS+="string_escape=replace"
ENV{MD_UUID}=="?*", SYMLINK+="disk/by-id/md-uuid-$env{MD_UUID}-part%n"
ENV{MD_DEVNAME}=="*[^0-9]", SYMLINK+="md/$env{MD_DEVNAME}%n"
ENV{MD_DEVNAME}=="*[0-9]", SYMLINK+="md/$env{MD_DEVNAME}p%n"

LABEL="md_vol_id"
IMPORT{program}="/sbin/blkid -o udev -p $tempnode"
OPTIONS+="link_priority=100"
ENV{ID_FS_USAGE}=="filesystem|other|crypto", ENV{ID_FS_UUID_ENC}=="?*", SYMLINK+="disk/by-uuid/$env{ID_FS_UUID_ENC}"
ENV{ID_FS_USAGE}=="filesystem|other", ENV{ID_FS_LABEL_ENC}=="?*", SYMLINK+="disk/by-label/$env{ID_FS_LABEL_ENC}"

LABEL="md_end"