feat(grafana): loki data source

to enable use feature flag in values

!1

templates/GrafanaDatasource-loki.yaml

@@ -0,0 +1,41 @@
+---
+{{- if .Values.nfc_monitoring.loki.enabled | default false -}}
+
+apiVersion: grafana.integreatly.org/v1beta1
+kind: GrafanaDatasource
+metadata:
+  name: loki
+  namespace: "{{ .Values.nfc_monitoring.grafana.namespace }}"
+  labels:
+    aapp.kubernetes.io/component: graphing
+    app.kubernetes.io/instance: k8s
+    app.kubernetes.io/name: loki
+    app.kubernetes.io/managed-by: {{ $.Release.Service }}
+    app.kubernetes.io/part-of: {{ $.Chart.Name }}
+    app.kubernetes.io/version: {{ $.Chart.Version }}
+spec:
+  #secrets:
+  #  - credentials
+  instanceSelector:
+    matchLabels:
+      app.kubernetes.io/component: graphing
+      app.kubernetes.io/instance: k8s
+      app.kubernetes.io/name: grafana
+  allowCrossNamespaceImport: true
+  datasource:
+    name: loki
+    type: loki
+    access: proxy
+    # basicAuth: true
+    url: "http://{{ .Values.nfc_monitoring.loki.service_name }}.{{ .Values.nfc_monitoring.loki.namespace }}.svc.{{ .Values.nfc_monitoring.kubernetes.cluster_dns_name }}:3100"
+    isDefault: false
+    # user: admin
+    jsonData:
+    #  "tlsSkipVerify": true
+      "timeInterval": "5s"
+      "orgId": 1
+    # secureJsonData:
+    #   "password": admin
+    editable: true
+
+{{- end -}}