From 3d2f023cb27126e879ac3522169cf813507b58ba Mon Sep 17 00:00:00 2001
From: Guilhem Moulin <guilhem@fripost.org>
Date: Sun, 15 Dec 2013 04:49:50 +0100
Subject: Force expansion of escape sequences.

By using double quoted scalars, cf.
  https://groups.google.com/forum/#!topic/ansible-project/ZaB6o-eqDzw
---
 roles/common/tasks/hosts.yml           | 30 ++++++++++++++++--------------
 roles/common/templates/etc/hostname.j2 |  1 -
 roles/common/templates/etc/mailname.j2 |  1 -
 3 files changed, 16 insertions(+), 16 deletions(-)
 delete mode 100644 roles/common/templates/etc/hostname.j2
 delete mode 100644 roles/common/templates/etc/mailname.j2

diff --git a/roles/common/tasks/hosts.yml b/roles/common/tasks/hosts.yml
index f818635..b8e5931 100644
--- a/roles/common/tasks/hosts.yml
+++ b/roles/common/tasks/hosts.yml
@@ -1,29 +1,31 @@
 - name: Set hostname
-  template: src=etc/hostname.j2
-            dest=/etc/hostname
-            owner=root group=root
-            mode=0644
+  # Use double quoted scalars to force expansion of escape sequences
+  # cf. https://groups.google.com/forum/#!topic/ansible-project/ZaB6o-eqDzw
+  copy: "content='{{ inventory_hostname_short }}\n'
+         dest=/etc/hostname
+         owner=root group=root
+         mode=0644"
   tags: hostname
   notify:
     - Refresh hostname
 
 - name: Set mailname
-  template: src=etc/mailname.j2
-            dest=/etc/mailname
-            owner=root group=root
-            mode=0644
+  copy: "content='{{ inventory_hostname }}\n'
+         dest=/etc/mailname
+         owner=root group=root
+         mode=0644"
   tags: mailname
 
 - name: Fix /etc/hosts (1)
-  lineinfile: dest=/etc/hosts create=yes
-              regexp="^127\.0\.0\.1\s+"
-              line="127.0.0.1    localhost"
+  lineinfile: "dest=/etc/hosts create=yes
+               regexp='^127\\.0\\.0\\.1\\s+'
+               line='127.0.0.1\tlocalhost'"
   tags: hosts
 
 - name: Fix /etc/hosts (2)
-  lineinfile: dest=/etc/hosts create=yes
-              regexp="^127\.0\.1\.1\s+"
-              line="127.0.1.1    {{ inventory_hostname }} {{ inventory_hostname_short }}"
+  lineinfile: "dest=/etc/hosts create=yes
+               regexp='^127\\.0\\.1\\.1\\s+'
+               line='127.0.1.1\t{{ inventory_hostname }} {{ inventory_hostname_short }}'"
   tags: hosts
 
 - meta: flush_handlers
diff --git a/roles/common/templates/etc/hostname.j2 b/roles/common/templates/etc/hostname.j2
deleted file mode 100644
index 68fd234..0000000
--- a/roles/common/templates/etc/hostname.j2
+++ /dev/null
@@ -1 +0,0 @@
-{{ inventory_hostname_short }}
diff --git a/roles/common/templates/etc/mailname.j2 b/roles/common/templates/etc/mailname.j2
deleted file mode 100644
index 1fad51f..0000000
--- a/roles/common/templates/etc/mailname.j2
+++ /dev/null
@@ -1 +0,0 @@
-{{ inventory_hostname }}
-- 
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