[VOL-3798] : voltha helm chart change to enable/disable metrics for openonu-go

Change-Id: If03b10b07c2afa687415889aed493d973854175a
diff --git a/voltha-adapter-openonu/Chart.yaml b/voltha-adapter-openonu/Chart.yaml
index b4ce283..cd423f8 100644
--- a/voltha-adapter-openonu/Chart.yaml
+++ b/voltha-adapter-openonu/Chart.yaml
@@ -14,7 +14,7 @@
 ---
 apiVersion: "v1"
 name: "voltha-adapter-openonu"
-version: "2.7.3"
+version: "2.7.4"
 description: "A Helm chart for Voltha OpenONU Adapter"
 keywords:
   - "onf"
diff --git a/voltha-adapter-openonu/templates/openonu-go-deploy.yaml b/voltha-adapter-openonu/templates/openonu-go-deploy.yaml
index 500db47..14519f3 100644
--- a/voltha-adapter-openonu/templates/openonu-go-deploy.yaml
+++ b/voltha-adapter-openonu/templates/openonu-go-deploy.yaml
@@ -99,6 +99,7 @@
             - "--trace_enabled={{ .Values.global.tracing.enabled }}"
             - "--trace_agent_address={{ tpl .Values.services.tracing_agent.address . }}"
             - "--allowed_onu_vendors={{ template "allowed_onu_vendors" . }}"
+            - "--metrics_enabled={{ .Values.global.metrics.enabled }}"
           {{- if .Values.securityContext.enabled }}
           securityContext:
             allowPrivilegeEscalation: false
diff --git a/voltha-adapter-openonu/values.yaml b/voltha-adapter-openonu/values.yaml
index f9f105a..7690a9e 100644
--- a/voltha-adapter-openonu/values.yaml
+++ b/voltha-adapter-openonu/values.yaml
@@ -38,6 +38,9 @@
   # Configure Tracing
   tracing:
     enabled: true
+  # Configure Peformance Metrics
+  metrics:
+    enabled: true
 
 # Default security context under which the containers run
 securityContext:
@@ -107,5 +110,5 @@
   adapter_open_onu_go:
     registry: '{{ .Values.global.image_registry }}'
     repository: '{{ .Values.global.image_org }}voltha-openonu-adapter-go'
-    tag: '{{- if hasKey .Values.global "image_tag" }}{{- if .Values.global.image_tag }}{{ .Values.global.image_tag }}{{- else }}1.1.0{{- end }}{{- else }}1.1.0{{- end }}'
+    tag: '{{- if hasKey .Values.global "image_tag" }}{{- if .Values.global.image_tag }}{{ .Values.global.image_tag }}{{- else }}1.1.1{{- end }}{{- else }}1.1.1{{- end }}'
     pullPolicy: '{{ .Values.global.image_pullPolicy }}'