| # Copyright (C) 2009 Red Hat, Inc. All rights reserved. |
| # |
| # This file is part of LVM2. |
| |
| # Udev rules for device-mapper devices. |
| # |
| # These rules set permissions for DM devices. |
| # |
| # This file is considered to be a template where users can put their |
| # own entries and then put a copy of it manually to a usual place with |
| # user-edited udev rules (usually /etc/udev/rules.d). |
| # |
| # There are some environment variables set that can be used: |
| # DM_UDEV_RULES_VSN - DM udev rules version |
| # DM_NAME - actual DM device's name |
| # DM_UUID - UUID set for DM device (blank if not specified) |
| # DM_SUSPENDED - suspended state of DM device (0 or 1) |
| # DM_LV_NAME - logical volume name (not set if LVM device not present) |
| # DM_VG_NAME - volume group name (not set if LVM device not present) |
| # DM_LV_LAYER - logical volume layer (not set if LVM device not present) |
| |
| # "add" event is processed on coldplug only! |
| ACTION!="add|change", GOTO="dm_end" |
| ENV{DM_UDEV_RULES_VSN}!="?*", GOTO="dm_end" |
| |
| # A few demonstrational examples... |
| |
| |
| # PLAIN DM DEVICES |
| # |
| # Set permissions for a DM device named 'my_device' exactly |
| # ENV{DM_NAME}=="my_device", OWNER:="root", GROUP:="root", MODE:="660" |
| |
| # Set permissions for all DM devices having 'MY_UUID-' UUID prefix |
| # ENV{DM_UUID}=="MY_UUID-?*", OWNER:="root", GROUP:="root", MODE:="660" |
| |
| |
| # LVM DEVICES |
| # |
| # Set permissions for all LVM devices |
| # ENV{DM_UUID}=="LVM-?*", OWNER:="root", GROUP:="root", MODE:="660" |
| |
| # Set permissions for all devices that belong to one LVM VG |
| # ENV{DM_VG_NAME}=="VolGroup00", OWNER:="root", GROUP:="root", MODE:="660" |
| |
| # Set permissions for an LVM device with VG named VolGroup00 and LV named LogVol00 exactly |
| # ENV{DM_VG_NAME}=="VolGroup00", ENV{DM_LV_NAME}=="LogVol00", OWNER:="root", GROUP:="root", MODE:="660" |
| |
| # Set permissions for all LVM devices that does not belong to a VG named VolGroup00 |
| # ENV{DM_VG_NAME}!="VolGroup00", OWNER:="root", GROUP:="root", MODE:="660" |
| |
| |
| # ENCRYPTED DEVICES (using cryptsetup >= 1.1) |
| # |
| # Set permissions for all encrypted devices created by cryptsetup (plain devices) |
| # ENV{DM_UUID}=="CRYPT-PLAIN-?*", OWNER:="root", GROUP:="root", MODE:="660" |
| |
| # Set permissions for all encrypted devices created by cryptsetup (LUKS extension) |
| # ENV{DM_UUID}=="CRYPT-LUKS1-?*", OWNER:="root", GROUP:="root", MODE:="660" |
| |
| # Set permissions for an encrypted device created by cryptsetup and having an exact luks UUID |
| # ENV{DM_UUID}=="CRYPT-LUKS1-22fce5c8313c43c68d84b50a3b0fee78-?*", OWNER:="root", GROUP:="root", MODE:="660" |
| |
| |
| # MULTIPATH DEVICES |
| # |
| # Set permissions for all multipath devices |
| # ENV{DM_UUID}=="mpath-?*", OWNER:="root", GROUP:="root", MODE:="660" |
| |
| # Set permissions for first two partitions created on a multipath device (and detected by kpartx) |
| # ENV{DM_UUID}=="part[1-2]-mpath-?*", OWNER:="root", GROUP:="root", MODE:="660" |
| |
| |
| # ...you can use any combination of the comparisons with the environment variables |
| # listed at the beginning of this file (udev provides simple pattern matching by |
| # using *, ? and [] that you can use, see 'man udev' for more information). |
| |
| # Set default permissions for all DM devices if not set before. |
| # OWNER:="root", GROUP:="root", MODE:="660" |
| |
| LABEL="dm_end" |