Add metrics enabling variables to chart

helm/thingsboard/templates/node.yaml

@@ -62,7 +62,7 @@ spec:
           - name: TB_SERVICE_ID
             value: "tb-node"
           - name: TB_SERVICE_TYPE
-            value: "monolith"
+            value: "{{ .Values.global.servicetype }}"
           - name: TB_QUEUE_TYPE
             value: "kafka"
           - name: ZOOKEEPER_ENABLED
@@ -83,6 +83,12 @@ spec:
             value: "{{ .Release.Name }}-redis-master"
           - name: REDIS_PASSWORD
             value: "{{ .Values.redis.auth.password }}"
+          {{- if eq .Values.metrics.enabled true }}
+          - name: METRICS_ENABLED
+            value: "{{ .Values.metrics.enabled }}"
+          - name: METRICS_ENDPOINTS_EXPOSE
+            value: "{{ .Values.metrics.endpoints.expose }}"
+          {{ - end }}
           envFrom:
           - configMapRef:
               name: {{ .Release.Name }}-node-db-config

helm/thingsboard/values.yaml

@@ -21,6 +21,8 @@ global:
     pullSecrets: []
     pullPolicy: Always
   jsonLogs: false
+  # set the TB_SERVICE_TYPE ENV to be monolith or tb-core or tb-rule-engine
+  servicetype: monolith
 
 nameOverride: ""
 fullnameOverride: ""
@@ -92,6 +94,7 @@ node:
   nodeSelector: {}
   tolerations: []
   affinity: {}
+
 
 jsexecutor:
   # kind can be either Deployment or StatefulSet
@@ -300,3 +303,10 @@ kafka:
   zookeeper:
     persistence:
       enabled: false
+
+#Enable metrics for prometheus, add environment variables to tb-node pod
+metrics:
+  enabled: false
+  # if metrics are enabled, need to set the endponts expose to prometheus
+  # endpoints:
+  #   expose: prometheus