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