Add support calico kubernetes datastore and typha. (#4498)

* Add support calico kubernetes datastore and typha.

* Add typha_enabled to kubespray-defaults.

roles/network_plugin/calico/templates/calico-cr.yml.j2

@@ -19,11 +19,16 @@ rules:
     verbs:
       - watch
       - list
+{% if calico_datastore == "kdd" %}
+      # Used to discover Typhas.
+      - get
+{% endif %}
   - apiGroups: [""]
     resources:
       - nodes/status
     verbs:
       - patch
+{% if calico_datastore == "etcd" %}
   - apiGroups:
     - policy
     resourceNames:
@@ -32,3 +37,73 @@ rules:
     - podsecuritypolicies
     verbs:
     - use
+{% elif calico_datastore == "kdd" %}
+      # Calico stores some configuration information in node annotations.
+      - update
+  # Watch for changes to Kubernetes NetworkPolicies.
+  - apiGroups: ["networking.k8s.io"]
+    resources:
+      - networkpolicies
+    verbs:
+      - watch
+      - list
+  # Used by Calico for policy information.
+  - apiGroups: [""]
+    resources:
+      - pods
+      - namespaces
+      - serviceaccounts
+    verbs:
+      - list
+      - watch
+  # The CNI plugin patches pods/status.
+  - apiGroups: [""]
+    resources:
+      - pods/status
+    verbs:
+      - patch
+  # Calico monitors various CRDs for config.
+  - apiGroups: ["crd.projectcalico.org"]
+    resources:
+      - globalfelixconfigs
+      - felixconfigurations
+      - bgppeers
+      - globalbgpconfigs
+      - bgpconfigurations
+      - ippools
+      - globalnetworkpolicies
+      - globalnetworksets
+      - networkpolicies
+      - clusterinformations
+      - hostendpoints
+    verbs:
+      - get
+      - list
+      - watch
+  # Calico must create and update some CRDs on startup.
+  - apiGroups: ["crd.projectcalico.org"]
+    resources:
+      - ippools
+      - felixconfigurations
+      - clusterinformations
+    verbs:
+      - create
+      - update
+  # Calico stores some configuration information on the node.
+  - apiGroups: [""]
+    resources:
+      - nodes
+    verbs:
+      - get
+      - list
+      - watch
+  # These permissions are only requried for upgrade from v2.6, and can
+  # be removed after upgrade or on fresh installations.
+  - apiGroups: ["crd.projectcalico.org"]
+    resources:
+      - bgpconfigurations
+      - bgppeers
+    verbs:
+      - create
+      - update
+{% endif %}