diff options
Diffstat (limited to 'rules/debian/60-persistent-storage.rules')
| -rw-r--r-- | rules/debian/60-persistent-storage.rules | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/rules/debian/60-persistent-storage.rules b/rules/debian/60-persistent-storage.rules new file mode 100644 index 0000000000..65e7204531 --- /dev/null +++ b/rules/debian/60-persistent-storage.rules @@ -0,0 +1,109 @@ +# This file contains the rules needed to create persistent device names. + +# forward scsi device events to the corresponding block device +ACTION=="change", SUBSYSTEM=="scsi", ENV{DEVTYPE}=="scsi_device", \ + TEST=="block", ATTR{block/*/uevent}="change" + +# we are only interested in add and change actions for block devices +ACTION!="add|change", GOTO="persistent_storage_end" +SUBSYSTEM!="block", GOTO="persistent_storage_end" + +# and we can safely ignore these kinds of devices +KERNEL=="ram*|loop*|fd*|nbd*|gnbd*|dm-*|md*", GOTO="persistent_storage_end" + +# skip removable ide devices, because open(2) on them causes an events loop +KERNEL=="hd*[!0-9]", ATTR{removable}=="1", DRIVERS=="ide-cs|ide-floppy", \ + GOTO="persistent_storage_end" +KERNEL=="hd*[0-9]", ATTRS{removable}=="1", \ + GOTO="persistent_storage_end" + +# ignore partitions that span the entire disk +TEST=="whole_disk", GOTO="persistent_storage_end" + +# skip xen virtual hard disks +DRIVERS=="vbd", GOTO="no_hardware_id" + +# check these attributes of /sys/class/block nodes +ENV{DEVTYPE}!="?*", ATTR{range}=="?*", ENV{DEVTYPE}="disk" +ENV{DEVTYPE}!="?*", ATTR{start}=="?*", ENV{DEVTYPE}="partition" + +# look for different kinds of unique identificators +KERNEL=="hd*[!0-9]", \ + IMPORT{program}="ata_id --export $tempnode" + +KERNEL=="sd*[!0-9]|sr*", ATTRS{ieee1394_id}=="?*", \ + ENV{ID_BUS}="ieee1394", ENV{ID_SERIAL}="$attr{ieee1394_id}" +KERNEL=="sd*[!0-9]|sr*", ENV{ID_SERIAL}!="?*", \ + SUBSYSTEMS=="usb", \ + IMPORT{program}="usb_id --export $devpath" +KERNEL=="sd*[!0-9]|sr*", ENV{ID_SERIAL}!="?*", \ + ENV{ID_BUS}="scsi", \ + IMPORT{program}="scsi_id --export --whitelisted --device=$tempnode" +KERNEL=="cciss?c[0-9]d[0-9]*", ENV{ID_SERIAL}!="?*", \ + ENV{ID_BUS}="cciss", \ + IMPORT{program}="scsi_id --export --whitelisted --device=$tempnode" + +KERNEL=="dasd*[!0-9]", \ + IMPORT{program}="dasd_id --export $tempnode" + +KERNEL=="sd*[!0-9]|hd*[!0-9]", \ + IMPORT{program}="edd_id --export $tempnode" + +KERNEL=="sd*[!0-9]|sr*", ENV{ID_VENDOR}=="ATA", \ + PROGRAM="ata_id $tempnode", RESULT=="?*", ENV{ID_ATA_COMPAT}="$result" + +# find the physical path of the device +ENV{DEVTYPE}=="disk", IMPORT{program}="path_id $devpath" + +LABEL="no_hardware_id" + +# import the variables of partitions from the parent disks +ENV{DEVTYPE}=="partition", IMPORT{parent}="ID_*" + +# obsolete PATA driver +KERNEL=="hd*[!0-9]", ENV{ID_SERIAL}=="?*", \ + SYMLINK+="disk/by-id/ata-$env{ID_MODEL}_$env{ID_SERIAL}" +KERNEL=="hd*[0-9]", ENV{ID_SERIAL}=="?*", \ + SYMLINK+="disk/by-id/ata-$env{ID_MODEL}_$env{ID_SERIAL}-part%n" +# hd*-like compatibility links for libata and PATA devices +KERNEL=="sd*[!0-9]|sr*", ENV{ID_ATA_COMPAT}=="?*", \ + SYMLINK+="disk/by-id/ata-$env{ID_ATA_COMPAT}" +KERNEL=="sd*[0-9]", ENV{ID_ATA_COMPAT}=="?*", \ + SYMLINK+="disk/by-id/ata-$env{ID_ATA_COMPAT}-part%n" + +KERNEL=="mmcblk[0-9]", ATTR{name}=="?*", ATTR{serial}=="?*", \ + ENV{ID_NAME}="$attr{name}", ENV{ID_SERIAL}="$attr{serial}", \ + SYMLINK+="disk/by-id/mmc-$env{ID_NAME}_$env{ID_SERIAL}" +KERNEL=="mmcblk[0-9]p[0-9]", ATTR{name}=="?*", ATTR{serial}=="?*", \ + ENV{ID_NAME}="$attr{name}", ENV{ID_SERIAL}="$attr{serial}", \ + SYMLINK+="disk/by-id/mmc-$env{ID_NAME}_$env{ID_SERIAL}-part%n" + +ENV{DEVTYPE}=="disk", ENV{ID_EDD}=="?*", \ + SYMLINK+="disk/by-id/edd-$env{ID_EDD}" +ENV{DEVTYPE}=="partition", ENV{ID_EDD}=="?*", \ + SYMLINK+="disk/by-id/edd-$env{ID_EDD}-part%n" + +KERNEL=="sd*[!0-9]|sr*|dasd[!0-9]*|cciss?c[0-9]d[0-9]*", ENV{ID_SERIAL}=="?*", \ + SYMLINK+="disk/by-id/$env{ID_BUS}-$env{ID_SERIAL}" +KERNEL=="sd*[0-9]|dasd*[0-9]|cciss*p[0-9]*", ENV{ID_SERIAL}=="?*", \ + SYMLINK+="disk/by-id/$env{ID_BUS}-$env{ID_SERIAL}-part%n" + +ENV{DEVTYPE}=="disk", ENV{ID_PATH}=="?*", \ + SYMLINK+="disk/by-path/$env{ID_PATH}" +ENV{DEVTYPE}=="partition", ENV{ID_PATH}=="?*", \ + SYMLINK+="disk/by-path/$env{ID_PATH}-part%n" + +# skip unpartitioned removable media devices from drivers which do not send +# "change" events +ENV{DEVTYPE}=="disk", KERNEL!="sd*|sr*", ATTR{removable}=="1", \ + GOTO="persistent_storage_end" + +# UUID and volume label +IMPORT{program}="vol_id --export $tempnode" +ENV{ID_FS_UUID_ENC}=="?*", ENV{ID_FS_USAGE}=="filesystem|other|crypto", \ + SYMLINK+="disk/by-uuid/$env{ID_FS_UUID_ENC}" +ENV{ID_FS_LABEL_ENC}=="?*", ENV{ID_FS_USAGE}=="filesystem|other", \ + SYMLINK+="disk/by-label/$env{ID_FS_LABEL_ENC}" + +LABEL="persistent_storage_end" + |