README.md

@@ -1,3 +1,59 @@
-# role_modele
+# role_etc_hosts
 
-Modèle
+Gérer le fichier /etc/hosts
+
+## Variables
+
+### etc_hosts_local
+
+Liste de nom d'hôte attaché à 127.0.0.1.
+
+<span style="text-decoration: underline">Valeur par défaut:</span> aucune
+
+### etc_hosts_specifics
+
+Liste de ligne à ajouter à `/etc/hosts`.
+
+<span style="text-decoration: underline">Valeur par défaut:</span> aucune
+
+---
+
+## Exemple d'utilisation
+
+### inventory.yml
+
+```yaml
+---
+
+all:
+  hosts:
+    host1.ykn.local:
+    host2.ykn.local:
+  children:
+    dnsservers:
+      hosts:
+        dnsmasq1.ykn.local:
+        dnsmasq2.ykn.local:
+```
+
+### host_vars/host1.ykn.local.yml
+
+```yaml
+---
+
+etc_hosts_local:
+    - www.ykn.fr
+
+etc_hosts_specifics:
+    - 192.168.50.200  gitea.ykn.fr
+```
+
+### playbook.yml
+
+```yaml
+---
+
+- hosts: 'all'
+  roles:
+    - name: etc_hosts
+```

defaults/main.yml

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+---
+# defaults file for etc_hosts
+
+etc_hosts_local: []
+etc_hosts_specifics: []

handlers/main.yml

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+---
+# handlers file for etc_hosts

meta/main.yml

@@ -1,7 +1,7 @@
 galaxy_info:
   namespace: ykn
   author: pulsar89.5
-  description: Rôle modèle
+  description: Gérer le fichier /etc/hosts
 
   license: GPL-3.0-or-later
 

tasks/main.yml

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+---
+# tasks file for etc_hosts
+
+- name: Déployer le fichier /etc/hosts
+  ansible.builtin.template:
+    mode: u=rw,g=r,o=r
+    src: hosts.j2
+    dest: /etc/hosts
+  become: true

templates/hosts.j2

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+# {{ ansible_managed }}
+
+{%- if inventory_hostname != inventory_hostname_short %}
+  {%- set host = inventory_hostname ~ ' ' ~ inventory_hostname_short  %}
+{%- else %}
+  {% set host = inventory_hostname_short %}
+{%- endif %}
+
+{%- if etc_hosts_local | length > 0 %}
+  {% set line = host ~ ' ' ~ (etc_hosts_local | join(' ')) %}
+{%- else %}
+  {% set line = host %}
+{%- endif +%}
+
+127.0.0.1  {{ line }} localhost
+
+# The following lines are desirable for IPv6 capable hosts
+::1      {{ line }} localhost ip6-localhost ip6-loopback
+fe00::0  ip6-localnet
+ff00::0  ip6-mcastprefix
+ff02::1  ip6-allnodes
+ff02::2  ip6-allrouters
+ff02::3  ip6-allhosts
+
+{% if etc_hosts_specifics | length > 0 %}
+# The following lines are specified by instance configuration
+{{ etc_hosts_specifics | join('\n') }}
+{% endif %}