Fix for bug #3391032

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@10283 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd

xCAT-server/lib/xcat/plugins/debian.pm

@@ -755,6 +755,9 @@ sub mkinstall
 	    # I don't need the timeout for ubuntu, but for debian there is a problem with getting dhcp in a timely manner
 	    $kcmdline .= " netcfg/dhcp_timeout=120";
 
+     # safer way to set hostname, avoid problems with nameservers
+     $kcmdline .= " hostname=".$node;
+
             $bptab->setNodeAttribs(
                                    $node,
                                    {

xCAT-server/share/xcat/install/scripts/post.ubuntu

@@ -25,8 +25,6 @@ for i in $(echo #TABLE:site:key=nameservers:value# | tr ',' ' ')
 do
 	echo "nameserver $i"
 done >>/etc/resolv.conf
-export HOSTNAME=$(host $IP 2>/dev/null | awk '{print $5}' | awk -F. '{print $1}')
-hostname $HOSTNAME
 #
 # Run xCAT post install
 #