# This file contains the rules to create named DRBD devices.

SUBSYSTEM!="block", GOTO="drbd_end"
KERNEL!="drbd*", GOTO="drbd_end"

IMPORT{program}="@sbindir@/drbdadm sh-udev minor-%m"

# Use symlink from the environment if available
# some udev version thought it was a good idea to change a long established
# default of string_escape=none to string_escape=replace :-/
# therefore, recent enough drbdadm will no longer export space separated lists.
ENV{SYMLINK_BY_DISK}!="", SYMLINK+="$env{SYMLINK_BY_DISK}"
ENV{SYMLINK_BY_RES}!="", SYMLINK+="$env{SYMLINK_BY_RES}", GOTO="have_symlink"
ENV{SYMLINK}!="", OPTIONS+="string_escape=none", SYMLINK="$env{SYMLINK}", GOTO="have_symlink"

# Legacy rules for older DRBD 8.3 & 8.4 when drbdadm sh-udev did not yet export SYMLINK
ENV{DISK}!="", SYMLINK+="drbd/by-disk/$env{DISK}"
ENV{RESOURCE}!="", SYMLINK+="drbd/by-res/$env{RESOURCE}"

LABEL="have_symlink"

ENV{DEVICE}=="drbd_?*", SYMLINK+="$env{DEVICE}"

LABEL="drbd_end"