Added the Loadbalancer service for Grafana (#291)

* Adding Loadbalancer service to grafana

Author: Ganiredi

substrate/README.md

@@ -72,7 +72,7 @@ kubectl port-forward svc/prometheus-operated -n monitoring 9090:9090&
 kubectl port-forward svc/kube-prometheus-stack-grafana -n monitoring 8080:80&
 ```
 
-Adding additional Grafana dashboards from [monitoring](monitoring/)
+Adding additional Grafana dashboards from [monitoring](monitoring/GrafanaDashboard/)
 
 ```bash
 kubectl create configmap master-dashboard -n monitoring --from-file=master-dashboard.json
@@ -81,6 +81,10 @@ kubectl label configmap master-dashboard -n monitoring  grafana_dashboard=1
 
 > Note: Coming soon, auto-load these dashboards when a KIT environment is created
 
+To access Grafana Dashboard externally using an NLB
+```bash
+kubectl apply -f monitoring/grafanalbservice.yaml
+```
 ### Allowing API server to trust kubelet endpoints for the guest cluster
 
 ```bash

substrate/monitoring/KCM-v1.0.1.json …itoring/GrafanaDashboard/KCM-v1.0.1.jsonsubstrate/monitoring/KCM-v1.0.1.json renamed to substrate/monitoring/GrafanaDashboard/KCM-v1.0.1.json substrate/monitoring/KCM-v1.0.1.json renamed to substrate/monitoring/GrafanaDashboard/KCM-v1.0.1.json

@@ -0,0 +1,18 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: grafana
+  namespace: monitoring
+  annotations:
+    service.beta.kubernetes.io/aws-load-balancer-scheme: internet-facing
+    service.beta.kubernetes.io/aws-load-balancer-target-group-attributes: stickiness.enabled=true,stickiness.type=source_ip
+    service.beta.kubernetes.io/aws-load-balancer-type: nlb-ip
+spec:
+  ports:
+    - port: 80
+      protocol: TCP
+      targetPort: grafana
+  selector:
+    app.kubernetes.io/name: grafana
+  sessionAffinity: None
+  type: LoadBalancer

…bstrate/monitoring/Scheduler-v1.0.1.json …g/GrafanaDashboard/Scheduler-v1.0.1.jsonsubstrate/monitoring/Scheduler-v1.0.1.json renamed to substrate/monitoring/GrafanaDashboard/Scheduler-v1.0.1.json substrate/monitoring/Scheduler-v1.0.1.json renamed to substrate/monitoring/GrafanaDashboard/Scheduler-v1.0.1.json

@@ -74,7 +74,7 @@ type Config struct {
 }
 
 func (c *Config) Create(ctx context.Context, substrate *v1alpha1.Substrate) (reconcile.Result, error) {
-	if substrate.Status.Cluster.APIServerAddress == nil {
+	if substrate.Status.Cluster.APIServerAddress == nil || substrate.Status.Infrastructure.MasterInstanceID == nil {
 		return reconcile.Result{Requeue: true}, nil
 	}
 	if c.clusterConfigPath == "" {