qubes-linux-utils/udev/udev-qubes-block.rules
Marek Marczykowski-Górecki 0d4c561064
udev: don't list in qvm-block any device marked to be ignored by udev
Not only device-mapper one.
This especially include loop devices for VM disk images.

QubesOS/qubes-issues#2319
2017-07-06 19:40:51 +02:00

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# Expose all (except xen-frontend) block devices via Qubes DB
# Only block devices are interesting
SUBSYSTEM!="block", GOTO="qubes_block_end"
# Hide qubes-internal drives from udisks, so file selection dialogs
ENV{MAJOR}=="7", ENV{UDISKS_IGNORE}="1"
KERNEL=="xvda|xvdb|xvdc*|xvdd", ENV{UDISKS_IGNORE}="1"
# Skip xen-blkfront devices
ENV{MAJOR}=="202", GOTO="qubes_block_end"
# Skip device-mapper devices
KERNEL=="dm-*", ENV{DM_NAME}=="snapshot-*", GOTO="qubes_block_end"
KERNEL=="dm-*", ENV{DM_NAME}=="origin-*", GOTO="qubes_block_end"
KERNEL=="dm-*", ENV{DM_NAME}=="", GOTO="qubes_block_end"
ENV{DM_UDEV_DISABLE_DISK_RULES_FLAG}=="1", GOTO="qubes_block_end"
IMPORT{db}="QUBES_EXPOSED"
ACTION=="add", IMPORT{program}="/usr/lib/qubes/udev-block-add-change"
ACTION=="change", IMPORT{program}="/usr/lib/qubes/udev-block-add-change"
ACTION=="remove", RUN+="/usr/lib/qubes/udev-block-remove"
LABEL="qubes_block_end"
# Cleanup disconnected frontend from xenstore
ACTION=="remove", SUBSYSTEM=="block", ENV{MAJOR}=="202", RUN+="/usr/lib/qubes/udev-block-cleanup"