Prepare nullmailer configuration

Signed-off-by: Yohann D'ANELLO <ynerant@crans.org>

group_vars/all/nullmailer.yml

@@ -0,0 +1,6 @@
+---
+glob_nullmailer:
+  root: root@auro.re
+  smtp_server: smtp.adm.auro.re
+  defaulthost: auro.re
+  allmailfrom: root@auro.re

nullmailer.yml

@@ -0,0 +1,6 @@
+#!/usr/bin/env ansible-playbook
+---
+# Deploy Docker hosts
+- hosts: vm,pve  # FIXME ADD MAIL SERVER TO PREVENT ACCIDENTS
+  roles:
+    - nullmailer

roles/nullmailer/tasks/main.yml

@@ -0,0 +1,34 @@
+---
+- name: Install nullmailer
+  apt:
+    update_cache: true
+    name:
+      - nullmailer
+      - bsd-mailx
+  register: apt_result
+  retries: 3
+  until: apt_result is succeeded
+
+- name: Set nullmailer remotes
+  copy:
+    content: "{{ nullmailer.smtp_server }} smtp\n"
+    dest: /etc/nullmailer/remotes
+    mode: 0644
+
+- name: Set nullmailer adminaddr
+  copy:
+    content: "{{ nullmailer.root }}\n"
+    dest: /etc/nullmailer/adminaddr
+    mode: 0644
+
+- name: Set nullmailer defaulthost
+  copy:
+    content: "{{ nullmailer.defaulthost }}\n"
+    dest: /etc/nullmailer/defaulthost
+    mode: 0644
+
+- name: Set nullmailer allmailfrom
+  copy:
+    content: "{{ nullmailer.allmailfrom }}\n"
+    dest: /etc/nullmailer/allmailfrom
+    mode: 0644