Ansible: Add kube-ui kube-addon support

contrib/ansible/group_vars/all.yml

@@ -58,6 +58,9 @@ cluster_logging: true
 # Turn to false to disable cluster monitoring with heapster and influxdb
 cluster_monitoring: true
 
+# Turn to false to disable the kube-ui addon for this cluster
+kube-ui: false
+
 # Turn this varable to 'false' to disable whole DNS configuration.
 dns_setup: true
 # How many replicas in the Replication Controller

contrib/ansible/roles/kubernetes-addons/tasks/kube-ui.yml

@@ -0,0 +1,12 @@
+---
+- name: KUBE-UI | Assures {{ kube_addons_dir }}/kube-ui dir exists
+  file: path={{ kube_addons_dir }}/kube-ui state=directory
+
+- name: KUBE-UI | Download kube-ui files from Kubernetes repo
+  get_url:
+    url=https://raw.githubusercontent.com/GoogleCloudPlatform/kubernetes/master/cluster/addons/kube-ui/{{ item }}
+    dest="{{ kube_addons_dir }}/kube-ui/"
+    force=yes
+  with_items:
+    - kube-ui-rc.yaml
+    - kube-ui-svc.yaml

contrib/ansible/roles/kubernetes-addons/tasks/main.yml

@@ -26,6 +26,9 @@
 - include: cluster-logging.yml
   when: cluster_logging
 
+- include: kube-ui.yml
+  when: kube-ui
+
 #- name: Get kube-addons script from Kubernetes
 #  get_url:
 #    url=https://raw.githubusercontent.com/GoogleCloudPlatform/kubernetes/master/cluster/saltbase/salt/kube-addons/kube-addons.sh