ansible: debian_setup: add tasks for static ip

ansible/debian_setup.static_ip.interfaces

@@ -0,0 +1,5 @@
+auto eth0
+iface eth0 inet static
+address 192.168.2.4
+netmask 255.255.255.0
+gateway 192.168.2.1

ansible/debian_setup.yml

@@ -1,5 +1,28 @@
 ---
 - hosts: all
   vars:
+  sudo: yes
   tasks:
-  - name: put interfaces file for fixed IP
+  - name: add line to source interfaces.d
+    lineinfile: dest=/etc/network/interfaces
+                line="source-directory interfaces.d"
+                backup=yes
+  - name: comment allow-hotplug eth0
+    lineinfile: dest=/etc/network/interfaces
+                line="# allow-hotplug eth0"
+                regexp="allow-hotplug eth0"
+                backup=yes
+  - name: comment dhcp setup for eth0
+    lineinfile: dest=/etc/network/interfaces
+                line="# iface eth0 inet dhcp"
+                regexp="iface eth0 inet dhcp"
+                backup=yes
+  - name: put interfaces file for static IP
+    copy: src=debian_setup.static_ip.interfaces
+          dest=/etc/network/interfaces.d/static_ip
+    notify:
+    - restart network service
+
+  handlers:
+  - name: restart networking service
+    service: name=networking state=restarted