feat(kupo): add podTargetLabels support to PodMonitor (#357)

- Add podTargetLabels field to PodMonitor spec for propagating pod
  labels to Prometheus metrics
- Bump chart version to 0.0.7

Signed-off-by: wcatz <waynecataldo@gmail.com>

Author: wcatz

charts/kupo/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v2
 name: kupo
 description: "A Helm chart for deploying Kupo - fast, lightweight & configurable chain-index for Cardano"
-version: 0.0.6
+version: 0.0.7
 appVersion: "2.11.0"
 
 sources:

charts/kupo/templates/podmonitor.yaml

@@ -16,6 +16,10 @@ spec:
   namespaceSelector:
     matchNames:
       - {{ .Release.Namespace }}
+  {{- with .Values.kupo.metrics.podMonitor.podTargetLabels }}
+  podTargetLabels:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
   podMetricsEndpoints:
     {{- toYaml .Values.kupo.metrics.podMonitor.podMetricsEndpoints | nindent 4 }}
 {{- end }}

charts/kupo/values.yaml

@@ -89,6 +89,7 @@ kupo:
         - port: http
           path: /health
           interval: 15s
+      podTargetLabels: []
       labels: {}
       annotations: {}