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+#raw
+
+## this snippet should NOT be used with systems subscribed
+## to Red Hat Satellite Server or Spacewalk as these
+## have a concept of "reactivation keys" to keep the systems
+## appearing to be the same. Also do not use if changing
+## base channels, i.e. RHEL4 -> RHEL5 upgrades.
+
+echo "Saving RHN keys..." > /dev/ttyS0
+
+rhn_keys_found=no
+
+insmod /lib/jbd.o
+insmod /lib/ext3.o
+
+mkdir -p /tmp/rhn
+
+drives=$(list-harddrives | awk '{print $1}')
+for disk in $drives; do
+ DISKS="$DISKS $(fdisk -l /dev/$disk | awk '/^\/dev/{print $1}')"
+done
+
+# Try to find the keys on ordinary partitions
+for disk in $DISKS; do
+ name=$(basename $disk)
+ mkdir -p /tmp/$name
+ mount $disk /tmp/$name
+ [ $? -eq 0 ] || continue # Skip to the next partition if the mount fails
+
+ # Copy current RHN host keys out to be reused
+ if [ -d /tmp/${name}/etc/sysconfig/rhn ]; then
+ cp -a /tmp/${name}/etc/sysconfig/rhn/install-num /tmp/rhn
+ cp -a /tmp/${name}/etc/sysconfig/rhn/systemid /tmp/rhn
+ cp -a /tmp/${name}/etc/sysconfig/rhn/up2date /tmp/rhn
+ rhn_keys_found="yes"
+ umount /tmp/$name
+ break
+ fi
+ umount /tmp/$name
+ rm -r /tmp/$name
+done
+
+# Try LVM if that didn't work
+if [ "$rhn_keys_found" = "no" ]; then
+ lvm lvmdiskscan
+ vgs=$(lvm vgs | tail -n +2 | awk '{ print $1 }')
+ for vg in $vgs; do
+ # Activate any VG we found
+ lvm vgchange -ay $vg
+ done
+
+ lvs=$(lvm lvs | tail -n +2 | awk '{ print "/dev/" $2 "/" $1 }')
+ for lv in $lvs; do
+ tmpdir=$(mktemp -d findkeys.XXXXXX)
+ mkdir -p /tmp/${tmpdir}
+ mount $lv /tmp/${tmpdir} || continue # Skip to next volume if this fails
+
+ # Let's see if the keys are in there
+ if [ -d /tmp/${tmpdir}/etc/sysconfig/rhn ]; then
+ cp -a /tmp/${tmpdir}/etc/sysconfig/rhn/install-num* /tmp/rhn/
+ cp -a /tmp/${tmpdir}/etc/sysconfig/rhn/systemid* /tmp/rhn/
+ cp -a /tmp/${tmpdir}/etc/sysconfig/rhn/up2date /tmp/rhn/
+ rhn_keys_found="yes"
+ umount /tmp/${tmpdir}
+ break # We're done!
+ fi
+ umount /tmp/${tmpdir}
+ rm -r /tmp/${tmpdir}
+ done
+
+ # And clean up..
+ for vg in $vgs; do
+ lvm vgchange -an $vg
+ done
+fi
+
+# Loop until the RHN rpm is installed
+if [ "$rhn_keys_found" = "yes" ]; then
+ while : ; do
+ sleep 10
+ if [ -d /mnt/sysimage/etc/sysconfig/rhn ] ; then
+ cp -af /tmp/rhn/* /mnt/sysimage/etc/sysconfig/rhn/
+ logger "RHN KEY copied to newly installed system"
+ break
+ fi
+ done &
+fi
+#end raw