/lib/udev/rules.d/60-ceph-partuuid-workaround.rules is in ceph 0.80.7-2+deb8u2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# this is a kludge installed by ceph to fix the /dev/disk/by-partuuid
# symlinks on systems with old udev (< 180). it's a stripped down
# version of a newer 60-persistent-storage.rules file that hopefully
# captures the same set of conditions for setting up those symlinks.
#
# forward scsi device event to corresponding block device
ACTION=="change", SUBSYSTEM=="scsi", ENV{DEVTYPE}=="scsi_device", TEST=="block", ATTR{block/*/uevent}="change"
ACTION=="remove", GOTO="persistent_storage_end_two"
SUBSYSTEM!="block", GOTO="persistent_storage_end_two"
# skip rules for inappropriate block devices
KERNEL=="fd*|mtd*|nbd*|gnbd*|btibm*|dm-*|md*", GOTO="persistent_storage_end_two"
# ignore partitions that span the entire disk
TEST=="whole_disk", GOTO="persistent_storage_end_two"
# for partitions import parent information
ENV{DEVTYPE}=="partition", IMPORT{parent}="ID_*"
# 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_two"
# probe filesystem metadata of disks
KERNEL!="sr*", IMPORT{program}="/sbin/blkid -o udev -p $tempnode"
# by-partlabel/by-partuuid links (partition metadata)
ENV{ID_PART_ENTRY_SCHEME}=="gpt", ENV{ID_PART_ENTRY_UUID}=="?*", SYMLINK+="disk/by-partuuid/$env{ID_PART_ENTRY_UUID}"
ENV{ID_PART_ENTRY_SCHEME}=="gpt", ENV{ID_PART_ENTRY_NAME}=="?*", SYMLINK+="disk/by-partlabel/$env{ID_PART_ENTRY_NAME}"
# NEW: by-parttypeuuid links (type.id)
ENV{ID_PART_ENTRY_SCHEME}=="gpt", ENV{ID_PART_ENTRY_TYPE}=="?*", ENV{ID_PART_ENTRY_UUID}=="?*", SYMLINK+="disk/by-parttypeuuid/$env{ID_PART_ENTRY_TYPE}.$env{ID_PART_ENTRY_UUID}"
LABEL="persistent_storage_end_two"
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