Merge pull request #327 from danimo/nfs_host_robustness

Rebustness fixes for NFS hostnames

modules.d/95nfs/module-setup.sh

@@ -51,9 +51,9 @@ cmdline() {
 
     ### ip= ###
     if [[ $nfs_device = [0-9]*\.[0-9]*\.[0-9]*.[0-9]* ]] || [[ $nfs_device = \[.*\] ]]; then
-        nfs_address="$nfs_device"
+        nfs_address="${nfs_device%%:*}"
     else
-        lookup=$(host $(echo ${nfs_device%%:*})| head -n1)
+        lookup=$(host "${nfs_device%%:*}"| grep " address " | head -n1)
         nfs_address=${lookup##* }
     fi
     ifname=$(ip -o route get to $nfs_address | sed -n 's/.*dev \([^ ]*\).*/\1/p')