configure networkmanager connectivity checking

This is disabled by default by setting the interval to 0. See
NetworkManager.conf(5) for an explanation of connectivity checking.

group_vars/all

@@ -44,6 +44,8 @@ mail:
 
 network:
     spoof_mac: True
+    conn_check:
+        interval: 0
     trusted_uuid:
         - b21284e6-01af-492f-8bea-45a69ef22a23
         - 4ddd6988-aad1-4927-b650-ea7d24e0138b

roles/networkmanager/tasks/main.yml

@@ -23,6 +23,10 @@
 - name: Push trusted network dispatcher
   copy: src=nmtrust/dispatcher/10trust dest=/etc/NetworkManager/dispatcher.d/10trust mode=0755
 
+- name: Push connectivity check config
+  template: src=connectivity.conf.j2 dest=/etc/NetworkManager/conf.d/20-connectivity.conf
+  when: network.conn_check is defined
+
 - name: Enable and start NetworkManager
   service: name=NetworkManager.service enabled=yes state=started
 

roles/networkmanager/templates/connectivity.conf.j2

@@ -0,0 +1,6 @@
+# {{ ansible_managed }}
+# HTTP-based connectivity check
+[connectivity]
+{% if network.conn_check.uri is defined %}uri={{ network.conn_check.uri }}{% endif %}
+{% if network.conn_check.interval is defined %}interval={{ network.conn_check.interval }}{% endif %}
+{% if network.conn_check.reponse is defined %}response={{ network.conn_check.response }}{% endif %}