add nameserver settings

defaults/main.yml

@@ -3,5 +3,6 @@ network_hostname: ''
 network_fqdn: ''
 network_defaultif: ''
 network_disable_ipv6: false
+network_dns_server: '8.8.8.8'
 
 network_interfaces: {}

tasks/config.yml

@@ -32,3 +32,11 @@
   when: item.key in ansible_interfaces
   notify:
     - network_restart
+
+- name: set dns server
+  template:
+    src: 'etc/resolv.conf.j2'
+    dest: '/etc/resolv.conf'
+    owner: root
+    group: root
+    mode: 0644

templates/etc/resolv.conf.j2

@@ -0,0 +1,5 @@
+# {{ ansible_managed }}
+
+{% for item in network_dns_server %}
+nameserver {{ item }}
+{% endfor %}