--- trunk/udev/udev-persistent-storage.rules.magellan	2010/04/06 23:44:17	1015
+++ trunk/udev/udev-persistent-storage.rules.magellan	2010/04/06 23:46:22	1016
@@ -1,5 +1,5 @@
 # /etc/udev/rules/65-persistent-storage.rules:  device naming rules for udev
-# $Header: /root/magellan-cvs/src/udev/udev-persistent-storage.rules.magellan,v 1.8 2009-10-13 10:46:20 niro Exp $
+# $Header: /root/magellan-cvs/src/udev/udev-persistent-storage.rules.magellan,v 1.9 2010-04-06 23:46:22 niro Exp $
 #
 # There are a number of modifiers that are allowed to be used in some
 # of the different fields. They provide the following subsitutions:
@@ -30,21 +30,12 @@
 # skip rules for inappropriate block devices
 KERNEL=="fd*|mtd*|nbd*|gnbd*|btibm*|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", SUBSYSTEMS=="ide", ATTRS{media}=="disk|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"
 
 # for partitions import parent information
 ENV{DEVTYPE}=="partition", 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_SERIAL}"
-KERNEL=="hd*[0-9]", ENV{ID_SERIAL}=="?*", SYMLINK+="disk/by-id/ata-$env{ID_SERIAL}-part%n"
-
 # USB devices use their own serial number
 KERNEL=="sd*[!0-9]|sr*", ENV{ID_SERIAL}!="?*", SUBSYSTEMS=="usb", IMPORT{program}="usb_id --export %p"
 # ATA devices with their own "ata" kernel subsystem
@@ -79,7 +70,9 @@
 ENV{DEVTYPE}=="disk", KERNEL!="sd*|sr*", ATTR{removable}=="1", GOTO="persistent_storage_end"
 
 # probe filesystem metadata of optical drives which have a media inserted
-KERNEL=="sr*", ENV{ID_CDROM_MEDIA}=="?*", IMPORT{program}="/sbin/blkid -o udev -p -u noraid -O $env{ID_CDROM_MEDIA_SESSION_LAST_OFFSET} $tempnode"
+KERNEL=="sr*", ENV{ID_CDROM_MEDIA}=="?*", ENV{ID_CDROM_MEDIA_SESSION_LAST_OFFSET}=="?*", IMPORT{program}="/sbin/blkid -o udev -p -u noraid -O $env{ID_CDROM_MEDIA_SESSION_LAST_OFFSET} $tempnode"
+# single-session CDs do not have ID_CDROM_MEDIA_SESSION_LAST_OFFSET
+KERNEL=="sr*", ENV{ID_CDROM_MEDIA}=="?*", ENV{ID_CDROM_MEDIA_SESSION_LAST_OFFSET}=="", IMPORT{program}="/sbin/blkid -o udev -p -u noraid $tempnode"
 
 # probe filesystem metadata of disks
 KERNEL!="sr*", IMPORT{program}="/sbin/blkid -o udev -p $tempnode"
@@ -91,4 +84,8 @@
 ENV{ID_FS_USAGE}=="filesystem|other|crypto", ENV{ID_FS_UUID_ENC}=="?*", SYMLINK+="disk/by-uuid/$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}"
 
+# by-id (World Wide Name)
+ENV{DEVTYPE}=="disk", ENV{ID_WWN_WITH_EXTENSION}=="?*", SYMLINK+="disk/by-id/wwn-$env{ID_WWN_WITH_EXTENSION}"
+ENV{DEVTYPE}=="partition", ENV{ID_WWN_WITH_EXTENSION}=="?*", SYMLINK+="disk/by-id/wwn-$env{ID_WWN_WITH_EXTENSION}-part%n"
+
 LABEL="persistent_storage_end"