[EDGEPOD-226] Add installing strongswan to router role
Also fixed ansible-lint failures
Change-Id: I78fbab0a9e2f45ea4f5989c255f09b47ef01bdcc
diff --git a/aether-playbook/roles/router/linux/tasks/interfaces.yml b/aether-playbook/roles/router/linux/tasks/interfaces.yml
new file mode 100644
index 0000000..a9406d8
--- /dev/null
+++ b/aether-playbook/roles/router/linux/tasks/interfaces.yml
@@ -0,0 +1,57 @@
+# Copyright 2020-present Open Networking Foundation
+#
+# 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.
+
+---
+- name: Create netplan config file for SGI and S1U gateway interfaces
+ template:
+ src: etc/netplan/sgi-s1u-gateway.yaml.j2
+ dest: "{{ netplan_config_file }}"
+ notify:
+ - netplan generate
+ - netplan apply
+ tags: router
+
+- name: Install iptables-persistent
+ apt:
+ name: iptables-persistent
+ state: present
+ update_cache: yes
+ tags: router
+
+- name: Ensure ip_forward enabled
+ sysctl:
+ name: net.ipv4.ip_forward
+ value: '1'
+ sysctl_set: yes
+ state: present
+ tags: router
+
+- name: Set default forwarding policy to ACCEPT
+ iptables:
+ chain: FORWARD
+ policy: ACCEPT
+ tags: router
+
+- name: Add SNAT
+ iptables:
+ table: nat
+ chain: POSTROUTING
+ out_interface: "{{ ansible_default_ipv4.interface }}"
+ jump: MASQUERADE
+ tags: router
+
+- name: Save iptables v4 rules
+ shell: iptables-save > /etc/iptables/rules.v4
+ changed_when: False
+ tags: router