Initial chart for dmaap - 2nd attempt

This should conform to new OOM standard helm structure.
It starts a directory called dmaap which will hold all dmaap components.
But for now it only has buscontroller.
Once we get this working, we can add message-router. (see DMAAP-386)

Patch 2 gets private postgresql working.
I'd prefer to integreate with common postgresql from Tony in a future commit
to avoid any immediate delivery timing dependency.

Patch 3 corrects some port mapping from service to pod.

Change-Id: Id9838d7ddb2ccccfc8b0e3f3b9e50f9b5672c484
Signed-off-by: Dominic Lunanuova <dgl@research.att.com>
Issue-ID: DMAAP-117
Signed-off-by: Dominic Lunanuova <dgl@research.att.com>
diff --git a/kubernetes/dmaap/charts/postgresql/templates/networkpolicy.yaml b/kubernetes/dmaap/charts/postgresql/templates/networkpolicy.yaml
new file mode 100644
index 0000000..92f3b71
--- /dev/null
+++ b/kubernetes/dmaap/charts/postgresql/templates/networkpolicy.yaml
@@ -0,0 +1,28 @@
+{{- if .Values.networkPolicy.enabled }}
+kind: NetworkPolicy
+apiVersion: {{ template "postgresql.networkPolicy.apiVersion" . }}
+metadata:
+  name: "{{ template "postgresql.fullname" . }}"
+  labels:
+    app: {{ template "postgresql.fullname" . }}
+    chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
+    release: "{{ .Release.Name }}"
+    heritage: "{{ .Release.Service }}"
+spec:
+  podSelector:
+    matchLabels:
+      app: "{{ template "postgresql.fullname" . }}"
+  ingress:
+    # Allow inbound connections
+    - ports:
+      - port: 5432
+    {{- if not .Values.networkPolicy.allowExternal }}
+      from:
+      - podSelector:
+          matchLabels:
+            {{ template "postgresql.fullname" . }}-client: "true"
+    {{- end }}
+    # Allow prometheus scrapes
+    - ports:
+      - port: 9187
+{{- end }}