Add label to namespaces

This patch set adds label to "kube-system" and "default"
namespaces used for podSelector.

Change-Id: Ia67a0e4d9adf6f5575d74aebf77673aae3660c62
Signed-off-by: Tin Lam <tin@irrational.io>

tools/images/kubeadm-aio/assets/opt/playbooks/roles/deploy-kubeadm-master/tasks/main.yaml

@@ -219,3 +219,11 @@
         owner: "{{ vars.user.uid }}"
         group: "{{ vars.user.gid }}"
         mode: 0600
+
+- name: add labels to namespace
+  delegate_to: 127.0.0.1
+  command: kubectl label --overwrite namespace {{ item }} name={{ item }}
+  with_items:
+    - default
+    - kube-system
+  ignore_errors: True