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# This file causes devicemapper devices to be assigned names by udev
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# based on the name given to dmsetup.
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# See udev(8) for syntax.
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SUBSYSTEM!="block", GOTO="dmsetup_end"
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KERNEL!="dm-*", GOTO="dmsetup_end"
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ACTION!="add|change", GOTO="dmsetup_end"
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IMPORT{program}="/sbin/dmsetup export -j%M -m%m"
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ENV{DM_NAME}!="?*", GOTO="dmsetup_end"
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# Make the device take the /dev/mapper name
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OPTIONS+="string_escape=none", NAME="mapper/$env{DM_NAME}"
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SYMLINK+="disk/by-id/dm-name-$env{DM_NAME}"
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ENV{DM_UUID}=="?*", SYMLINK+="disk/by-id/dm-uuid-$env{DM_UUID}"
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# Skip vol_id for suspended devices and those with empty or error tables
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ENV{DM_STATE}=="SUSPENDED", GOTO="dmsetup_end"
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ENV{DM_TARGET_TYPES}=="|*error*", GOTO="dmsetup_end"
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# by-uuid and by-label symlinks
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IMPORT{program}="vol_id --export $tempnode"
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OPTIONS="link_priority=-100"
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ENV{DM_UUID}=="DMRAID-*", OPTIONS="link_priority=100"
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ENV{DM_TARGET_TYPES}=="*snapshot-origin*", OPTIONS="link_priority=-90"
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ENV{ID_FS_USAGE}=="filesystem|other|crypto", ENV{ID_FS_UUID_ENC}=="?*", \
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SYMLINK+="disk/by-uuid/$env{ID_FS_UUID_ENC}"
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ENV{ID_FS_USAGE}=="filesystem|other", ENV{ID_FS_LABEL_ENC}=="?*", \
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SYMLINK+="disk/by-label/$env{ID_FS_LABEL_ENC}"