Add CentOS 7 support

This patch adds CentOS 7 support for the keepalived role.

meta/main.yml

@@ -19,6 +19,9 @@ galaxy_info:
   license: Apache
   min_ansible_version: 1.9
   platforms:
+  - name: EL
+    versions:
+    - 7
   - name: Ubuntu
     versions:
     - trusty

tasks/keepalived_install_yum.yml

@@ -0,0 +1,28 @@
+---
+# Copyright 2017, Major Hayden <major@mhtx.net>
+#
+# 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: Ensure that the EPEL repository is available
+  yum:
+    pkg: epel-release
+    state: present
+  tags:
+    - keepalived-yum-packages
+
+- name: Install keepalived
+  yum:
+    pkg: "{{ keepalived_package_name }}"
+    state: "{{ keepalived_use_latest_stable | bool | ternary('latest','present') }}"
+  tags:
+    - keepalived-yum-packages

tasks/main.yml

@@ -30,6 +30,12 @@
   tags:
     - install-apt
 
+- include: keepalived_install_yum.yml
+  when:
+    - ansible_pkg_mgr == 'yum'
+  tags:
+    - install-yum
+
 - name: Allow consuming apps to bind on non local addresses
   sysctl:
     name: net.ipv4.ip_nonlocal_bind
@@ -150,4 +156,4 @@
 - name: Ensuring keepalived is enabled
   service:
     name: "{{ keepalived_service_name }}"
-    enabled: "yes"
+    enabled: "yes"

vars/redhat.yml

@@ -1,2 +1,19 @@
 ---
-# add empty file to be able to gather vars
+# Copyright 2017, Major Hayden <major@mhtx.net>
+#
+# 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.
+
+# Standard names and paths for CentOS 7
+keepalived_package_name: "keepalived"
+keepalived_service_name: "keepalived"
+keepalived_config_file_path: "/etc/keepalived/keepalived.conf"