Add helmchart for policy/api component

Added helmchart for policy-api component.

Issue-ID: POLICY-1270
Change-Id: I419f6ba38aaa8161199f09a3dfcc892c6a7bb952
Signed-off-by: Chenfei Gao <cgao@research.att.com>
Signed-off-by: Jorge Hernandez <jorge.hernandez-herrero@att.com>
diff --git a/kubernetes/policy/charts/policy-api/templates/service.yaml b/kubernetes/policy/charts/policy-api/templates/service.yaml
new file mode 100644
index 0000000..81789f2
--- /dev/null
+++ b/kubernetes/policy/charts/policy-api/templates/service.yaml
@@ -0,0 +1,43 @@
+#  ============LICENSE_START=======================================================
+#   Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+#  ================================================================================
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+#
+#  SPDX-License-Identifier: Apache-2.0
+#  ============LICENSE_END=========================================================
+
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ include "common.servicename" . }}
+  namespace: {{ include "common.namespace" . }}
+  labels:
+    app: {{ include "common.name" . }}
+    chart: {{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+spec:
+  type: {{ .Values.service.type }}
+  ports:
+    {{if eq .Values.service.type "NodePort" -}}
+    - port: {{ .Values.service.internalPort }}
+      nodePort: {{ .Values.global.nodePortPrefix | default .Values.nodePortPrefix }}{{ .Values.service.nodePort }}
+      name: {{ .Values.service.portName }}
+    {{- else -}}
+    - port: {{ .Values.service.internalPort }}
+      targetPort: {{ .Values.service.internalPort }}
+      name: {{ .Values.service.portName }}
+    {{- end}}
+  selector:
+    app: {{ include "common.name" . }}
+    release: {{ .Release.Name }}