Use get_ip function in place of give_me_numbers.

Remove give_me_numbers as it is no longer needed.

hooks/nova-compute-common

@@ -182,30 +182,3 @@ cgroup_device_acl = [
 EOF
   service libvirt-bin reload
 }
-
-function give_me_numbers {
-  local name="$1"
-  local address=
-
-  case "$name" in
-    [A-Za-z]*)
-      address=$(getent hosts "$name" | awk '{print $1}')
-      case "$address" in
-        127.*)
-          address=$(dig +short "$name")
-          if [ -z "$address" ]; then
-            echo "$name"
-          fi
-          echo "$address"
-          ;;
-        *)
-          echo "$address"
-          ;;
-      esac
-      ;;
-    *)
-      # not a name, maybe it's an address?
-      echo "$name"
-      ;;
-  esac
-}

hooks/nova-compute-relations

@@ -208,7 +208,7 @@ function ceph_changed {
   MONS=`relation-list`
   mon_hosts=""
   for mon in $MONS; do
-    mon_hosts="$mon_hosts $(give_me_numbers $(relation-get private-address $mon)):6789"
+    mon_hosts="$mon_hosts $(get_ip $(relation-get private-address $mon)):6789"
   done
   cat > /etc/ceph/ceph.conf << EOF
 [global]