makes PROMETHEUS_URL configurable (with validation) in dataplane & updates tembo chart version to 25.3.6 (#81)

Author: shahadarsh

Chart.yaml

@@ -1,6 +1,6 @@
 apiVersion: v2
 name: tembo
-version: 25.3.5
+version: 25.3.6
 appVersion: 1.0.0
 description: Helm chart to deploy the Tembo Platform
 keywords:
@@ -11,10 +11,10 @@ dependencies:
     condition: global.certManagerEnabled
   - name: tembo
     condition: global.temboEnabled
-    version: 25.3.5
+    version: 25.3.6
   - name: monitoring
     condition: global.monitoringEnabled
-    version: 25.3.5
+    version: 25.3.6
   - name: traefik
     condition: global.traefikEnabled
-    version: 25.3.5
+    version: 25.3.6

charts/monitoring/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v2
 name: monitoring
 description: A Helm chart for the Tembo monitoring stack
-version: 25.3.5
+version: 25.3.6
 dependencies:
   - name: kube-prometheus-stack
     version: "44.4.1"

charts/tembo/Chart.yaml

@@ -1,6 +1,6 @@
 apiVersion: v2
 name: tembo
-version: 25.3.5
+version: 25.3.6
 description: A Helm chart to deploy the Tembo platform
 keywords:
   - tembo

charts/tembo/templates/dataplane-webserver/_helpers.tpl

@@ -68,6 +68,17 @@ Prometheus Service Prefix
 {{- printf "%s-kube-prometheus-stack" .Release.Name | trunc 26 | trimSuffix "-" }}
 {{- end }}
 
+{{/*
+Prometheus URL
+*/}}
+{{- define "dataplaneWebserver.prometheusUrl" -}}
+{{- $prometheusUrl := .Values.prometheusUrl | default .Values.dataplaneWebserver.prometheusUrl }}
+{{- if not $prometheusUrl -}}
+  {{- fail "The Prometheus URL must be defined either in values.yaml or via --set." }}
+{{- end }}
+{{- $prometheusUrl }}
+{{- end }}
+
 {{/*
 Define IngressClass name
 */}}

charts/tembo/templates/dataplane-webserver/deployment.yaml

@@ -41,6 +41,8 @@ spec:
           env:
           - name: RUST_LOG
             value: {{ .Values.dataplaneWebserver.logLevel }}
+          - name: PROMETHEUS_URL
+            value: {{ include "dataplaneWebserver.prometheusUrl" . }}
           {{- if .Values.dataplaneWebserver.env }}{{ .Values.dataplaneWebserver.env | default list | toYaml | nindent 10 }}{{- end }}
           securityContext:
             {{- toYaml .Values.dataplaneWebserver.securityContext | nindent 12 }}

charts/traefik/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v2
 name: traefik
 description: A Helm chart for the traefik ingress controller
-version: 25.3.5
+version: 25.3.6
 dependencies:
   - name: traefik
     version: 29.0.1