Fix policy controller

'etcd_cert_dir' variable is missing from 'kubernetes-apps/ansible'
role which breaks Calico policy controller deployment.

Also fixing calico-policy-controller.yml.

roles/kubernetes-apps/ansible/defaults/main.yml

@@ -10,3 +10,6 @@ kubednsmasq_image_repo: "gcr.io/google_containers/kube-dnsmasq-amd64"
 kubednsmasq_image_tag: "{{ kubednsmasq_version }}"
 exechealthz_image_repo: "gcr.io/google_containers/exechealthz-amd64"
 exechealthz_image_tag: "{{ exechealthz_version }}"
+
+# SSL
+etcd_cert_dir: "/etc/ssl/etcd/ssl"

roles/kubernetes-apps/ansible/templates/calico-policy-controller.yml.j2

@@ -52,4 +52,3 @@ spec:
       - hostPath:
           path: {{ etcd_cert_dir }}
         name: etcd-certs
-