feat: add default values

charts/harmony-chart/templates/NOTES.txt

@@ -7,9 +7,14 @@ that the load balancer is working. First, get its external IP using
 
     kubectl get svc -n {{ .Release.Namespace }} harmony-ingress-nginx-controller
 
-Next, go to http://the.external.ip.shown/cluster-echo-test and make sure you get
+Next, go to http://{{ .Values.clusterDomain }}/cluster-echo-test and make sure you get
 a JSON response.
 
+{{ if and .Values.prometheusstack.grafana.enabled .Values.prometheusstack.grafana.ingress.enabled }}
+Grafana shipped with the default admin user password as a bug prevents
+changing it. Since is enabled on the cluster and exposed to the internet.
+Please make sure you update the default admin user password!
+{{- end }}
 
 
 

charts/harmony-chart/templates/echo.yaml

@@ -47,7 +47,8 @@ metadata:
 spec:
   ingressClassName: {{ (index .Values "ingress-nginx" "controller" "ingressClass") }}
   rules:
-  - http:
+  - host: {{ .Values.clusterDomain }}
+    http:
       paths:
       - path: /cluster-echo-test
         pathType: Prefix

charts/harmony-chart/values.yaml

@@ -2,6 +2,8 @@
 # This is a YAML-formatted file.
 # Declare variables to be passed into your templates.
 
+clusterDomain: "*"
+
 ingress-nginx:
   # Use ingress-nginx as a default controller.
   enabled: true
@@ -14,6 +16,23 @@ cert-manager:
     # certificates.
   email: ""
 
+# Configuration for the metrics server chart
+metricsserver:
+   # Control the chart inclusion
+   enabled: false
+   # See https://github.com/kubernetes-sigs/metrics-server/blob/master/charts/metrics-server/values.yaml
+   # for all available options
+   replicas: 1
+
+# Configuration for the Vertical Pod Autoscaler chart
+vpa:
+   # Control the chart inclusion
+   enabled: false
+   # See https://github.com/cowboysysop/charts/blob/master/charts/vertical-pod-autoscaler/values.yaml
+   # for all available options
+   admissionController:
+      replicaCount: 1
+
 # Multi-tenant ElasticSearch
 elasticsearch:
   enabled: false
@@ -66,23 +85,6 @@ elasticsearch:
       xpack.security.transport.ssl.certificate_authorities: /usr/share/elasticsearch/config/certs/ca.crt
       xpack.security.transport.ssl.verification_mode: certificate
 
-# Configuration for the metrics server chart
-metricsserver:
-   # Control the chart inclusion
-   enabled: false
-   # See https://github.com/kubernetes-sigs/metrics-server/blob/master/charts/metrics-server/values.yaml
-   # for all available options
-   replicas: 1
-# Configuration for the Vertical Pod Autoscaler chart
-vpa:
-   # Control the chart inclusion
-   enabled: false
-   # See https://github.com/cowboysysop/charts/blob/master/charts/vertical-pod-autoscaler/values.yaml
-   # for all available options
-   admissionController:
-      replicaCount: 1
-
-
 # Multi-tenant OpenSearch
 opensearch:
   enabled: false
@@ -100,7 +102,6 @@ opensearch:
   # K8S_HARMONY_USE_SHARED_OPENSEARCH: true
   # HARMONY_SEARCH_HTTP_AUTH: "username:actual_password"
 
-
   # # This secret will contain the ssl certificates.
   secretMounts:
     - name: opensearch-certificates
@@ -183,3 +184,71 @@ opensearch:
                 ".opendistro-notebooks",
                 ".opendistro-asynchronous-search-response*",
               ]
+
+# Prometheus stack
+prometheusstack:
+  enabled: false
+
+  kubeStateMetrics:
+    enabled: true
+
+  nodeExporter:
+    enabled: true
+
+  prometheus:
+    enabled: true
+
+    prometheusSpec:
+      resources:
+        requests:
+          cpu: "200m"
+          memory: "450Mi"
+
+  alertmanager:
+    enabled: true
+
+    alertmanagerSpec:
+      resources:
+        requests:
+          cpu: "100m"
+          memory: "50Mi"
+
+  # Admin password is not pre-generated, because it is not picked up by the
+  # grafana pod yet -- this is a bug on their end. For more information, visit:
+  # https://github.com/prometheus-community/helm-charts/issues/3679
+  grafana:
+    enabled: false
+
+    ingress:
+      enabled: false
+
+    dashboardProviders:
+      dashboardproviders.yaml:
+        apiVersion: 1
+        providers:
+          - name: 'default'
+            orgId: 1
+            folder: ''
+            type: file
+            disableDeletion: false
+            editable: true
+            options:
+              path: /var/lib/grafana/dashboards/default
+
+    dashboards:
+      default:
+        kubernetes-views-global:
+          # url: https://grafana.com/api/dashboards/15757/revisions/31/download
+          gnetId: 15757
+          revision: 31
+          datasource: Prometheus
+
+    grafana.ini:
+      dashboards:
+        default_home_dashboard_path: /var/lib/grafana/dashboards/default/kubernetes-views-global.json
+
+
+    resources:
+      requests:
+        cpu: 200m
+        memory: 256Mi

values-example.yaml

@@ -1,7 +1,10 @@
+clusterDomain: "example.com"
+
 ingress-nginx:
   controller:
     config:
       proxy-body-size: 100m
+
 cert-manager:
   # Set your email address here so auto-generated HTTPS certs will work:
   email: "[email protected]"
@@ -11,8 +14,31 @@ elasticsearch:
 
 metricsserver:
   enabled: false
+
 vpa:
   enabled: false
 
 opensearch:
   enabled: false
+
+prometheusstack:
+  enabled: false
+
+  grafana:
+    enabled: false
+
+    ingress:
+      enabled: true
+      ingressClassName: nginx
+      annotations:
+        cert-manager.io/cluster-issuer: "harmony-letsencrypt-global"
+        nginx.ingress.kubernetes.io/ssl-redirect: "true"
+      hosts:
+        - grafana.example.com
+      tls:
+        - secretName: promstack-ingress-tls
+          hosts:
+            - grafana.example.com
+
+  # alertmanager:
+  #   config: {}  # Set it using `--set-file prometheusstack.alertmanager.config=<path-to-file>`

values-minikube.yaml

@@ -2,6 +2,8 @@
 cert-manager:
    enabled: false
 
+clusterDomain: "example.local"
+
 elasticsearch:
    enabled: false
 
@@ -22,3 +24,6 @@ opensearch:
 
    persistence:
      size: 8Gi
+
+prometheusstack:
+  enabled: false