From 7942a4d572cd4976e1e4058d23673815f27b1ac0 Mon Sep 17 00:00:00 2001
From: Daniele Tricoli <eriol@mornie.org>
Date: Sun, 15 Nov 2020 05:16:59 +0100
Subject: [PATCH] Use block for become and make possible to use aliases

---
 roles/hostname/defaults/main.yml |  6 +++++-
 roles/hostname/tasks/main.yml    | 21 +++++++++++++--------
 2 files changed, 18 insertions(+), 9 deletions(-)

diff --git a/roles/hostname/defaults/main.yml b/roles/hostname/defaults/main.yml
index a41a38f..6b53a14 100644
--- a/roles/hostname/defaults/main.yml
+++ b/roles/hostname/defaults/main.yml
@@ -1,2 +1,6 @@
 ---
-desired_hostname: example.org
+hostname_become: true
+hostname_become_user: root
+
+hostname: "{{ ansible_fqdn }}"
+hostname_aliases: []
diff --git a/roles/hostname/tasks/main.yml b/roles/hostname/tasks/main.yml
index f1485b2..b96459d 100644
--- a/roles/hostname/tasks/main.yml
+++ b/roles/hostname/tasks/main.yml
@@ -1,10 +1,15 @@
 ---
-- name: set the desired hostname
-  hostname:
-    name: "{{ desired_hostname }}"
+- block:
 
-- name: update 127.0.1.1 entry in /etc/hosts
-  lineinfile:
-    path: /etc/hosts
-    regexp: "^127.0.0.1\t"
-    line: "^127.0.0.1\t {{ desired_hostname }}"
+  - name: set the hostname
+    hostname:
+      name: "{{ hostname }}"
+
+  - name: update 127.0.1.1 entry in /etc/hosts
+    lineinfile:
+      path: /etc/hosts
+      regexp: "^127.0.0.1\t"
+      line: "^127.0.0.1\t {{ hostname }} {{ hostname_aliases | join(' ') }}"
+
+  become: "{{ hostname_become }}"
+  become_user: "{{ hostname_become_user }}"