feat(vault-monitoring): make bearerTokenFile optional (#1196)

* feat(vault-monitoring): make bearerTokenFile optional

* annotate in chart.yaml

* using with instead of specifying it twice

charts/vault-monitoring/Chart.yaml

@@ -2,11 +2,15 @@ apiVersion: v2
 name: vault-monitoring
 description: monitor your vault server from within Kubernetes' prometheus
 type: application
-version: 0.2.1
+version: 0.3.0
 home: https://github.com/adfinis/helm-charts/tree/main/charts/vault-monitoring
 sources:
   - https://github.com/adfinis/helm-charts/tree/main/charts/vault-monitoring
 maintainers:
   - name: adfinis
     email: [email protected]
     url: https://adfinis.com
+annotations:
+  artifacthub.io/changes: |
+    - kind: changed
+      description: "make bearerTokenFile optional"

charts/vault-monitoring/templates/servicemonitor.yaml

@@ -24,7 +24,9 @@ spec:
       port: {{ .Values.vault.portName }}
       scheme: {{ .Values.vault.scheme }}
       scrapeTimeout: {{ .Values.vault.serviceMonitor.scrapeTimeout }}
-      bearerTokenFile: '/etc/prometheus/config_out/.vault-token'
+      {{- with .Values.vault.serviceMonitor.bearerTokenFile }}
+      bearerTokenFile: {{ . | quote }}
+      {{- end }}
       tlsConfig:
         {{- if .Values.vault.ca }}
         caFile: {{ .Values.vault.ca_path }}

charts/vault-monitoring/values.yaml

@@ -39,6 +39,8 @@ vault:
     labels: {}
     # -- scrapeTimeout of the serviceMonitor
     scrapeTimeout: 30s
+    # -- Specify a bearerTokenFile for authentication. Keep empty for Unauthenticated access
+    bearerTokenFile: '/etc/prometheus/config_out/.vault-token'
 
 prometheusRules:
   # -- wether or not the prometheus alerts are enabled