VOL-3183 - chart best practice updates

- separated each resource into its own template
- added security context for runas
- added namespace to metadata
- added release name as part of selector

Change-Id: I2a63d099f6bbc4b0615addceccfbd04cff09ef4f
diff --git a/voltha-adapter-openolt/Chart.yaml b/voltha-adapter-openolt/Chart.yaml
index c44c179..f338094 100644
--- a/voltha-adapter-openolt/Chart.yaml
+++ b/voltha-adapter-openolt/Chart.yaml
@@ -1,4 +1,3 @@
----
 # Copyright 2019-present Open Networking Foundation
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -12,10 +11,26 @@
 # 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.
+---
+apiVersion: "v1"
+name: "voltha-adapter-openolt"
+version: 2.4.4
+description: "A Helm chart for Voltha OpenOLT Adapter"
+keywords:
+  - "onf"
+  - "voltha"
+  - "adapter"
+  - "olt"
+  - "open"
+home: "https://www.opennetworking.org/voltha"
+icon: "https://guide.opencord.org/logos/voltha.svg"
+sources:
+  - "https://github.com/opencord/voltha-openolt-adapter"
+maintainers:
+  - name: "Open Networking Foundation"
+    email: "info@opennetworking.org"
+    url: "https://www.opennetworking.org"
 
-name: voltha-adapter-openolt
-description: A Helm chart for Voltha OpenOLT Adapter
-icon: https://guide.opencord.org/logos/cord.svg
-
-version: 2.4.3
+# appVersion refers to multiple components with potentially different
+# container image versions.
 appVersion: 2.4.1
diff --git a/voltha-adapter-openolt/templates/adapters-openolt.yaml b/voltha-adapter-openolt/templates/openolt-deploy.yaml
similarity index 90%
rename from voltha-adapter-openolt/templates/adapters-openolt.yaml
rename to voltha-adapter-openolt/templates/openolt-deploy.yaml
index aa3d6b8..9173980 100644
--- a/voltha-adapter-openolt/templates/adapters-openolt.yaml
+++ b/voltha-adapter-openolt/templates/openolt-deploy.yaml
@@ -12,24 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 {{- $log_level := tpl .Values.adapter_open_olt.log_level . | upper }}
-
-{{- if .Values.profiler.enabled }}
-apiVersion: v1
-kind: Service
-metadata:
-  name: adapter-open-olt-profiler
-  serviceAccountName: {{ .Values.serviceaccount }}
-spec:
-  serviceAccountName: {{ .Values.serviceaccount }}
-  clusterIP: None
-  ports:
-    - name: profiler
-      port: 6060
-      targetPort: 6060
-  selector:
-    app: adapter-open-olt
 ---
-{{- end }}
 apiVersion: apps/v1
 kind: Deployment
 metadata:
@@ -52,10 +35,13 @@
   selector:
     matchLabels:
       app: adapter-open-olt
+      release: {{ .Release.Name }}
   template:
     metadata:
+      namespace: {{ .Release.Namespace }}
       labels:
         app: adapter-open-olt
+        release: {{ .Release.Name }}
         app.kubernetes.io/name: "adapter-open-olt"
         app.kubernetes.io/version: {{ quote .Chart.AppVersion }}
         app.kubernetes.io/component: "adapter"
@@ -72,14 +58,18 @@
         {{ $key }}: {{ $val | quote }}
         {{- end }}
         {{- end }}
-      annotations:
-        cni: "calico"
     spec:
+      {{- if .Values.securityContext.enabled }}
+      securityContext:
+        runAsUser: {{ .Values.securityContext.runAsUser }}
+        runAsGroup: {{ .Values.securityContext.runAsGroup }}
+        fsGroup: {{ .Values.securityContext.fsGroup }}
+      {{- end }}
       containers:
         - name: adapter-open-olt
           image: '{{ tpl .Values.images.adapter_open_olt.registry . }}{{ tpl .Values.images.adapter_open_olt.repository . }}:{{ tpl ( tpl .Values.images.adapter_open_olt.tag . ) . }}'
           imagePullPolicy: {{ tpl .Values.images.adapter_open_olt.pullPolicy . }}
-          env: 
+          env:
             - name: COMPONENT_NAME
               valueFrom:
                 fieldRef:
diff --git a/voltha-adapter-openolt/templates/openolt-profile-svc.yaml b/voltha-adapter-openolt/templates/openolt-profile-svc.yaml
new file mode 100644
index 0000000..f04e9fb
--- /dev/null
+++ b/voltha-adapter-openolt/templates/openolt-profile-svc.yaml
@@ -0,0 +1,31 @@
+# Copyright 2019-present Open Networking Foundation
+#
+# 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.
+{{- if .Values.profiler.enabled }}
+{{- $log_level := tpl .Values.adapter_open_olt.log_level . | upper }}
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: adapter-open-olt-profiler
+  namespace: {{ .Release.Namespace }}
+spec:
+  clusterIP: None
+  ports:
+    - name: profiler
+      port: 6060
+      targetPort: 6060
+  selector:
+    app: adapter-open-olt
+    release: {{ .Release.Name }}
+{{- end }}
diff --git a/voltha-adapter-openolt/values.yaml b/voltha-adapter-openolt/values.yaml
index 4090902..3f609f1 100644
--- a/voltha-adapter-openolt/values.yaml
+++ b/voltha-adapter-openolt/values.yaml
@@ -1,4 +1,3 @@
----
 # Copyright 2019-present Open Networking Foundation
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -12,6 +11,7 @@
 # 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.
+---
 
 # Default overrides
 defaults:
@@ -23,25 +23,32 @@
   topics:
     core_topic: "rwcore"
     adapter_open_olt_topic: "openolt"
-  
+
   # Define prefix path for etcd
-  # If you're running multiple voltha stacks the this value 
+  # If you're running multiple voltha stacks the this value
   # should be unique across the stacks.
   kv_store_data_prefix: "service/voltha"
 
+# Default security context under which the containers run
+securityContext:
+  enabled: true
+  fsGroup: 1001
+  runAsUser: 1001
+  runAsGroup: 1001
+
 # Define connectivity to required services
 services:
   kafka:
     adapter:
-      service: voltha-kafka.voltha.svc.cluster.local
+      service: kafka
       port: 9092
     cluster:
-      service: voltha-kafka.voltha.svc.cluster.local
+      service: kafka
       port: 9092
 
   # Define connectivity to etcd
   etcd:
-    service: voltha-etcd-cluster-client.voltha.svc.cluster.local
+    service: etcd
     port: 2379
 
 # Expose the golang pprof webserver, if enabled