From 7e8b76e19a4adbfdcbbf10ee50d3e29b74f09205 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gardais=20J=C3=A9r=C3=A9my?=
 <jeremy.gardais@univ-rennes1.fr>
Date: Tue, 15 May 2018 10:21:21 +0200
Subject: [PATCH] Allow to install Resolvconf

---
 CHANGELOG.md      |  5 +++++
 README.md         |  6 ++++++
 defaults/main.yml | 26 +++++++++++++++++++++++++-
 tasks/main.yml    | 10 ++++++++++
 4 files changed, 46 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 413a1ce..193f58d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+## v1.X
+
+### Enhancements
+* Allow to install Resolvconf.
+
 ## v1.0.3
 
 ### Fixes
diff --git a/README.md b/README.md
index 79e4263..d04ab3f 100644
--- a/README.md
+++ b/README.md
@@ -21,6 +21,8 @@ Manage some basics configuration for IPR's servers.
 * **basics__hosts_ipv4_manage** : If the ipv4 address line should be managed [default : `false`].
 * **basics__hosts_ipv4_content** : Content of the ipv4 address line [default : `{{ ansible_hostname }}.{{ basics__domain }} {{ ansible_hostname }}`].
 * **basics__proxmox_*disable** : Allow to disable the management of some files by Proxmox for LXC containers [default : `[]`].
+* **basics__resolvconf_packages** : List of Resolvconf packages to install [default : `resolvconf`].
+* **basics__resolvconf_enabled** : Enable or disable support for Resolvconf [default : `False`].
 
 ## Example Playbook
 
@@ -56,6 +58,10 @@ Ensure to have the correct fqdn and hostname in /etc/hosts :
 
 For LXC containers, you also have the possibility to disable the management of some files (/etc/hosts,…) by Proxmox. See [Proxmox wiki about LXC][wiki proxmox lxc].
 
+## Resolvconf
+
+If specified, Resolvconf is installed to fix the domain's informations given by the DHCP server.
+
 ## Development
 
 This source code comes from our [Gogs instance][basics source] and the [Github repo][basics github] exist just to be able to send the role to Ansible Galaxy…
diff --git a/defaults/main.yml b/defaults/main.yml
index b1695dd..5e9255e 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -1,5 +1,8 @@
 ---
-# defaults file for basics
+# .. vim: foldmarker=[[[,]]]:foldmethod=marker
+#
+# ipr-cnrs.basics default variables [[[
+# =====================================
 
 # Domain
 basics__domain: "{{ ansible_domain }}"
@@ -14,3 +17,24 @@ basics__hosts_ipv4_content: "{{ ansible_hostname }}.{{ basics__domain }} {{ ansi
 basics__proxmox_disable: []
 basics__proxmox_group_disable: []
 basics__proxmox_host_disable: []
+
+# Resolvconf [[[
+# --------------
+
+# .. envvar:: basics__resolvconf_packages [[[
+#
+# List of Resolvconf packages to install.
+basics__resolvconf_packages:
+  - 'resolvconf'
+
+                                                                   # ]]]
+# .. envvar:: basics__resolvconf_enabled [[[
+#
+# Enable or disable support for Resolvconf on a given host. Disabling this
+# option does not remove existing installation and configuration.
+#
+basics__resolvconf_enabled: False
+
+                                                                   # ]]]
+
+                                                                   # ]]]
diff --git a/tasks/main.yml b/tasks/main.yml
index 9080b15..be2061f 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -47,3 +47,13 @@
     - '{{ basics__proxmox_host_disable }}'
   when:  ansible_virtualization_type == "lxc"
 
+# Resolvconf [[[1
+- name: Ensure Resolvconf required packages are in there desired state
+  package:
+    name: '{{ item }}'
+    state: 'present'
+    install_recommends: False
+  with_flattened:
+    - '{{ basics__resolvconf_packages }}'
+  when: basics__resolvconf_enabled|bool
+