Setup iptables-clear.sh

Move this from the nova repo

iptables-clear.sh

@@ -0,0 +1,26 @@
+#!/bin/bash
+#
+# Copyright 2015, Rackspace US, Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+iptables -F
+iptables -X
+iptables -t nat -F
+iptables -t nat -X
+iptables -t mangle -F
+iptables -t mangle -X
+iptables -P INPUT ACCEPT
+iptables -P FORWARD ACCEPT
+iptables -P OUTPUT ACCEPT

test-prepare-host.yml

@@ -16,6 +16,8 @@
 - name: Playbook for configuring the LXC host
   hosts: localhost
   pre_tasks:
+    - name: Clear iptables rules
+      shell: ./iptables-clear.sh
     - name: Update apt cache
       apt:
         update_cache: yes