Add 'create-lxd' role

Change-Id: I143f0db515e4ec4683b7ccc3a5ea4390ec260037
diff --git a/roles/create-lxd/templates/eth0.cfg.j2 b/roles/create-lxd/templates/eth0.cfg.j2
new file mode 100644
index 0000000..0235b8a
--- /dev/null
+++ b/roles/create-lxd/templates/eth0.cfg.j2
@@ -0,0 +1,12 @@
+# The primary network interface
+auto eth0
+iface eth0 inet dhcp
+{% if unbound_listen_on_default %}
+    dns-nameservers{% for host in groups['head'] %} {{ hostvars[host].ansible_default_ipv4.address }}{% endfor %}
+{% endif %}
+{% if dns_servers is defined %}
+    dns-nameservers{% for ns in dns_servers %} {{ ns }}{% endfor %}
+{% endif %}
+{% if dns_search is defined %}
+    dns-search{% for searchdom in dns_search %} {{ searchdom }}{% endfor %}
+{% endif %}