# persistent storage links: /dev/{disk,tape}/{by-id,by-uuid,by-label,by-path,by-name} # scheme based on "Linux persistent device names", 2004, Hannes Reinecke ACTION!="add", GOTO="persistent_storage_end" KERNEL=="nst[0-9]", SUBSYSTEMS=="scsi", ENV{ID_SERIAL}=="", IMPORT{program}="scsi_id --export --whitelisted --fallback-to-sysfs -s %p -d $tempnode" KERNEL=="nst[0-9]", SUBSYSTEMS=="scsi", ENV{ID_SERIAL}=="?*", SYMLINK+="tape/by-id/$env{ID_BUS}-$env{ID_SERIAL}-nst" # type 8 devices are "Medium Changers" KERNEL=="sg*", SUBSYSTEMS=="scsi", ATTRS{type}=="8", ENV{ID_SERIAL}=="", IMPORT{program}="scsi_id --export --whitelisted --fallback-to-sysfs -s %p -d $tempnode" KERNEL=="sg*", SUBSYSTEMS=="scsi", ATTRS{type}=="8", ENV{ID_SERIAL}=="?*", SYMLINK+="tape/by-id/$env{ID_BUS}-$env{ID_SERIAL}" SUBSYSTEM!="block", GOTO="persistent_storage_end" # skip rules for inappropriate block devices KERNEL=="ram*|loop*|fd*|nbd*|gnbd*|dm-*|md*", GOTO="persistent_storage_end" # never access non-cdrom removable ide devices, the drivers are causing event loops on open() 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 ATTR{whole_disk}=="", GOTO="persistent_storage_end" # for partitions import parent information KERNEL=="*[0-9]", IMPORT{parent}="ID_*" # by-id (hardware serial number) KERNEL=="hd*[!0-9]", IMPORT{program}="ata_id --export $tempnode" KERNEL=="hd*[!0-9]", ENV{ID_SERIAL}=="?*", SYMLINK+="disk/by-id/ata-$env{ID_MODEL}_$env{ID_SERIAL}" KERNEL=="hd*[0-9]", SYMLINK+="disk/by-id/ata-$env{ID_MODEL}_$env{ID_SERIAL}-part%n" KERNEL=="sd*[!0-9]|sr*|st*", ATTRS{ieee1394_id}=="?*", ENV{ID_SERIAL}="$attr{ieee1394_id}", ENV{ID_BUS}="ieee1394" KERNEL=="sd*[!0-9]|sr*|st*", ENV{ID_SERIAL}=="", IMPORT{program}="usb_id --export" KERNEL=="sd*[!0-9]|sr*|st*", ENV{ID_SERIAL}=="", IMPORT{program}="scsi_id --export --whitelisted --fallback-to-sysfs -s %p -d $tempnode" KERNEL=="cciss?c[0-9]d[0-9]", ENV{ID_SERIAL}=="", IMPORT{program}="scsi_id --export --whitelisted --page=0x80 --ignore-sysfs -s %p -d $tempnode", ENV{ID_BUS}="cciss" KERNEL=="sd*[!0-9]|sr*|cciss?c[0-9]d[0-9]", ENV{ID_SERIAL}=="?*", SYMLINK+="disk/by-id/$env{ID_BUS}-$env{ID_SERIAL}" KERNEL=="sd*[0-9]|cciss*p[0-9]", ENV{ID_SERIAL}=="?*", SYMLINK+="disk/by-id/$env{ID_BUS}-$env{ID_SERIAL}-part%n" # libata compat (links like hd*) KERNEL=="sd*[!0-9]|sr*", ENV{ID_VENDOR}=="ATA", PROGRAM="ata_id --export $tempnode", ENV{ID_ATA_COMPAT}="$result" 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" # by-path (shortest physical path) KERNEL=="*[!0-9]|sr*|cciss?c[0-9]d[0-9]", IMPORT{program}="path_id %p", SYMLINK+="disk/by-path/$env{ID_PATH}" KERNEL=="*[0-9]|cciss*p[0-9]", ENV{ID_PATH}=="?*", SYMLINK+="disk/by-path/$env{ID_PATH}-part%n" KERNEL=="st*", IMPORT{program}="path_id %p", SYMLINK+="tape/by-path/$env{ID_PATH}" KERNEL=="sr*|st*", GOTO="persistent_storage_end" # by-label/by-uuid (filesystem properties) KERNEL=="*[!0-9]", ATTR{removable}=="1", GOTO="persistent_storage_end" IMPORT{program}="vol_id --export $tempnode" ENV{ID_FS_USAGE}=="filesystem|other|crypto", ENV{ID_FS_UUID_ENC}=="?*", SYMLINK+="disk/by-uuid/$env{ID_FS_UUID_ENC}" ENV{ID_FS_USAGE}=="filesystem|other", ENV{ID_FS_LABEL_ENC}=="?*", SYMLINK+="disk/by-label/$env{ID_FS_LABEL_ENC}" # BIOS Enhanced Disk Device KERNEL=="*[!0-9]", IMPORT{program}="edd_id --export $tempnode" KERNEL=="*[!0-9]", ENV{ID_EDD}=="?*", SYMLINK+="disk/by-id/edd-$env{ID_EDD}" KERNEL=="*[0-9]", ENV{ID_EDD}=="?*", SYMLINK+="disk/by-id/edd-$env{ID_EDD}-part%n" LABEL="persistent_storage_end"