Create datasources

Signed-off-by: Ashwani Singh <[email protected]>

charts/pga/examples/thanos/pga.yaml

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+app:
+  enabled: false
+
+kube:
+  enabled: true
+  grafana:
+    enabled: true
+    sidecar:
+      datasources:
+        defaultDatasourceEnabled: false
+
+pushgateway:
+  enabled: false
+
+blackbox:
+  enabled: false
+
+adapter:
+    enabled: true

charts/pga/templates/datasources/alertmanager.yaml

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+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: kube-alertmanager-datasource
+  namespace: monitoring
+  labels:
+    grafana_datasource: "1"
+    app: kube-grafana
+    prometheus: kube
+data:
+  kube-alertmanager.yaml: |-
+    apiVersion: 1
+    datasources:
+      - name: "kube-alertmanager"
+        type: alertmanager
+        uid: alertmanager
+        url: http://kube-alertmanager.monitoring:9093/
+        access: proxy
+        jsonData:
+          handleGrafanaManagedAlerts: false
+          implementation: prometheus

charts/pga/templates/datasources/prometheus.yaml

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+{{- if not .Values.thanos.enabled }}
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: kube-prometheus-datasource
+  namespace: monitoring
+  labels:
+    grafana_datasource: "1"
+    app: kube-grafana
+    prometheus: kube
+data:
+  kube-prometheus.yaml: |-
+    apiVersion: 1
+    datasources:
+      - name: "kube"
+        type: prometheus
+        uid: prometheus
+        url: http://kube-prometheus.monitoring:9090/
+        access: proxy
+        isDefault: true
+        jsonData:
+          httpMethod: POST
+          timeInterval: 30s
+{{- end }}

charts/pga/templates/datasources/tempo.yaml

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+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: tempo-datasource
+  namespace: monitoring
+  labels:
+    grafana_datasource: "1"
+    app: kube-grafana
+    prometheus: kube
+data:
+  tempo.yaml: |-
+    apiVersion: 1
+    datasources:
+      - name: "tempo"
+        type: tempo
+        uid: tempo
+        url: http://tempo.observability.svc.cluster.local:3100/
+        access: proxy
+        jsonData:
+          handleGrafanaManagedAlerts: false
+          implementation: prometheus

charts/pga/templates/datasources/thanos.yaml

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+{{- if .Values.thanos.enabled }}
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: kube-thanos-datasource
+  namespace: monitoring
+  labels:
+    grafana_datasource: "1"
+    app: kube-grafana
+    prometheus: kube
+data:
+  kube-thanos.yaml: |-
+    apiVersion: 1
+    datasources:
+      - name: "kube-thanos"
+        type: prometheus
+        uid: thanos
+        url: http://monitoring-thanos-query-frontend.monitoring:9090/
+        access: proxy
+        jsonData:
+          httpMethod: POST
+          timeInterval: 30s
+{{- end }}