[POSTGRES][COMMON] Add support for postgres operator

Add template for the postgres operator instance setup and
modifications to use the postgres instance via Operator
TBD: Update of documentation and fix for clients (DMaaP, CPS)

Issue-ID: OOM-3247

Change-Id: I56c34400dc73c71b936a51260efd231017adaeae
Signed-off-by: rajesh.kumar <rk00747546@techmahindra.com>
diff --git a/kubernetes/common/postgres/templates/service-primary.yaml b/kubernetes/common/postgres/templates/service-primary.yaml
index 2965b7d..bc60d27 100644
--- a/kubernetes/common/postgres/templates/service-primary.yaml
+++ b/kubernetes/common/postgres/templates/service-primary.yaml
@@ -13,6 +13,7 @@
 # # See the License for the specific language governing permissions and
 # # limitations under the License.
 */}}
+{{- if not .Values.global.postgres.useOperator }}
 apiVersion: v1
 kind: Service
 metadata:
@@ -39,3 +40,4 @@
   selector:
     name: "{{.Values.container.name.primary}}"
     release: {{ include "common.release" . }}
+{{- end }}