From 73d87064618ac39b744342ebe2e6a0d808c68487 Mon Sep 17 00:00:00 2001
From: Sam Al-Sapti <sam@sapti.me>
Date: Sun, 5 Nov 2023 19:27:30 +0100
Subject: [PATCH] Add hosts file

---
 roles/common/tasks/base.yml         |  7 +++++++
 roles/common/templates/etc/hosts.j2 | 16 ++++++++++++++++
 2 files changed, 23 insertions(+)
 create mode 100644 roles/common/templates/etc/hosts.j2

diff --git a/roles/common/tasks/base.yml b/roles/common/tasks/base.yml
index d68a727..1111905 100644
--- a/roles/common/tasks/base.yml
+++ b/roles/common/tasks/base.yml
@@ -9,6 +9,13 @@
   community.general.timezone:
     name: "{{ timezone }}"
 
+- name: Copy hosts file
+  ansible.builtin.template:
+    src: etc/hosts.j2
+    dest: /etc/hosts
+    owner: root
+    mode: u=rw,g=r,o=r
+
 - name: Set /etc/resolv.conf symlink
   ansible.builtin.file:
     path: /etc/resolv.conf
diff --git a/roles/common/templates/etc/hosts.j2 b/roles/common/templates/etc/hosts.j2
new file mode 100644
index 0000000..96c08f5
--- /dev/null
+++ b/roles/common/templates/etc/hosts.j2
@@ -0,0 +1,16 @@
+# code: language=ansible-jinja
+127.0.1.1 {{ hostname }} {{ hostname }}
+127.0.0.1 localhost
+
+# The following lines are desirable for IPv6 capable hosts
+::1 ip6-localhost ip6-loopback
+fe00::0 ip6-localnet
+ff00::0 ip6-mcastprefix
+ff02::1 ip6-allnodes
+ff02::2 ip6-allrouters
+ff02::3 ip6-allhosts
+
+# Static hostnames for VMs
+{% for host in groups[all] %}
+{{ hostvars[host].ansible_eth1.ipv4.address }} {{ hostvars[host].ansible_host }}
+{% endfor %}