projects / thirdparty / systemd.git / blame
| Commit | Line | Data |
|---|---|---|
| a3f129d0 KS |
1 | # persistent disk links: /dev/disk/{by-id,by-uuid,by-label,by-path} |
| 2 | # scheme based on "Linux persistent device names", 2004, Hannes Reinecke <hare@suse.de> | |
| 3 | ||
| 4 | ACTION!="add", GOTO="persistent_end" | |
| 5 | SUBSYSTEM!="block", GOTO="persistent_end" | |
| 6 | ||
| 7 | # skip rules for inappropriate block devices | |
| 8 | KERNEL=="ram*|loop*|fd*|nbd*", GOTO="persistent_end" | |
| 9 | ||
| 10 | # never access removable ide devices, the drivers are causing event loops on open() | |
| 11 | SUBSYSTEM=="block", BUS=="ide", DRIVER!="ide-cdrom", SYSFS{removable}="1", GOTO="persistent_end" | |
| 12 | ||
| 13 | # by-id (hardware serial number) | |
| 14 | KERNEL=="hd*[!0-9]", IMPORT{program}="/sbin/ata_id --export $tempnode" | |
| 15 | KERNEL=="hd*[!0-9]", ENV{ID_SERIAL}=="?*", SYMLINK+="disk/by-id/ata-$env{ID_MODEL}_$env{ID_SERIAL}" | |
| 16 | KERNEL=="hd*[0-9]", IMPORT{parent}=="ID_*", SYMLINK+="disk/by-id/ata-$env{ID_MODEL}_$env{ID_SERIAL}-part%n" | |
| 17 | ||
| 18 | KERNEL=="sd*[!0-9]|sr*", SYSFS{ieee1394_id}=="*", ENV{ID_SERIAL}="$sysfs{ieee1394_id}", ENV{ID_BUS}="ieee1394" | |
| 19 | KERNEL=="sd*[!0-9]|sr*", ENV{ID_SERIAL}=="", IMPORT{program}="/sbin/usb_id -x" | |
| 20 | KERNEL=="sd*[!0-9]|sr*", ENV{ID_SERIAL}=="", IMPORT{program}="/sbin/scsi_id -g -x -s %p -d $tempnode" | |
| 21 | KERNEL=="sd*[!0-9]|sr*", ENV{ID_SERIAL}=="", IMPORT{program}="/sbin/scsi_id -g -x -a -s %p -d $tempnode" | |
| 22 | KERNEL=="dasd*[!0-9]", IMPORT{program}="/sbin/dasd_id --export $tempnode" | |
| 23 | KERNEL=="sd*[!0-9]|sr*|dasd*[!0-9]", ENV{ID_SERIAL}=="?*", SYMLINK+="disk/by-id/$env{ID_BUS}-$env{ID_SERIAL}" | |
| 24 | ||
| 25 | # for partitions import parent information | |
| 26 | KERNEL=="sd*[0-9]|dasd*[0-9]", IMPORT{parent}=="ID_*" | |
| 27 | KERNEL=="sd*[0-9]|dasd*[0-9]", ENV{ID_SERIAL}=="?*", SYMLINK+="disk/by-id/$env{ID_BUS}-$env{ID_SERIAL}-part%n" | |
| 28 | ||
| 29 | # by-path (shortest physical path) | |
| 30 | KERNEL=="*[!0-9]|sr*", ENV{ID_TYPE}=="?*", IMPORT{program}="/sbin/path_id %p", SYMLINK+="disk/by-path/$env{ID_PATH}" | |
| 31 | KERNEL=="sr*", GOTO="persistent_end" | |
| 32 | KERNEL=="*[0-9]", IMPORT{parent}=="ID_*" | |
| 33 | KERNEL=="*[0-9]", ENV{ID_PATH}=="?*", SYMLINK+="disk/by-path/$env{ID_PATH}-part%n" | |
| 34 | ||
| 35 | # by-label/by-uuid (filesystem properties) | |
| 36 | KERNEL=="*[!0-9]", SYSFS{removable}=="1", GOTO="persistent_end" | |
| 37 | IMPORT{program}="/sbin/vol_id --export $tempnode" | |
| 38 | ENV{ID_FS_UUID}=="?*", SYMLINK+="disk/by-uuid/$env{ID_FS_UUID}" | |
| 39 | ENV{ID_FS_LABEL_SAFE}=="?*", SYMLINK+="disk/by-label/$env{ID_FS_LABEL_SAFE}" | |
| 40 | ||
| 41 | # BIOS Enhanced Disk Device | |
| 42 | KERNEL=="*[!0-9]", IMPORT{program}="/sbin/edd_id --export $tempnode" | |
| 43 | ENV{ID_EDD}=="?*", SYMLINK+="disk/by-id/edd-$env{ID_EDD}" | |
| 44 | ||
| 45 | LABEL="persistent_end" | |
| 46 |