[blockscout-stack] Adding podMonitor for frontend

charts/blockscout-stack/CHANGELOG.md

@@ -1,5 +1,11 @@
 # ChangeLog
 
+## 1.5.0
+
+### Feature
+
+- Add PodMonitor for frontend
+
 ## 1.4.4
 
 ### Feature

charts/blockscout-stack/Chart.yaml

@@ -15,10 +15,10 @@ type: application
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 1.4.4
+version: 1.5.0
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to
 # follow Semantic Versioning. They should reflect the version the application is using.
 # It is recommended to use it with quotes.
-appVersion: "6.1.0"
+appVersion: "6.3.0"

charts/blockscout-stack/templates/frontend-deployment.yaml

@@ -76,6 +76,10 @@ spec:
           - name: NEXT_PUBLIC_STATS_API_HOST
             value: "https://{{ .Values.stats.ingress.hostname }}"
           {{- end }}
+          {{- if .Values.config.prometheus.enabled }}
+          - name: PROMETHEUS_METRICS_ENABLED
+            value: "true"
+          {{- end }}
           {{- range $key, $value := .Values.frontend.env }}
           - name: {{ $key }}
             value: {{ $value | quote }}

charts/blockscout-stack/templates/frontend-podmonitor.yaml

@@ -0,0 +1,15 @@
+{{- if and .Values.frontend.enabled .Values.config.prometheus.enabled }}
+apiVersion: monitoring.coreos.com/v1
+kind: PodMonitor
+metadata:
+  name: {{ include "blockscout-stack.fullname" . }}-frontend-podmonitor
+  labels:
+    {{- include "blockscout-stack.labels" . | nindent 4 }}
+spec:
+  podMetricsEndpoints:
+  - port: http
+    path: /node-api/metrics
+  selector:
+    matchLabels:
+      app: {{ .Release.Name }}-frontend
+{{- end }}