Move flannel to etcd datastore

roles/network_plugin/canal/templates/canal-secret-calico-etcd.yml.j2

@@ -0,0 +1,18 @@
+# Source: calico/templates/calico-etcd-secrets.yaml
+# The following contains k8s Secrets for use with a TLS enabled etcd cluster.
+# For information on populating Secrets, see http://kubernetes.io/docs/user-guide/secrets/
+apiVersion: v1
+kind: Secret
+type: Opaque
+metadata:
+  name: calico-etcd-secrets
+  namespace: kube-system
+data:
+  # Populate the following with etcd TLS configuration if desired, but leave blank if
+  # not using TLS for etcd.
+  # The keys below should be uncommented and the values populated with the base64
+  # encoded contents of each file that would be associated with the TLS data.
+  # Example command for encoding a file contents: cat <file> | base64 -w 0
+  etcd-key: {{ etcd_key_file.content }}
+  etcd-cert: {{ etcd_cert_file.content }}
+  etcd-ca: {{ etcd_ca_cert_file.content }}