[issue-464] Create a Prometheus ServiceMonitor object that can captur…

…e/collect metrics from deployed SonataFlow instances

Makefile

@@ -261,6 +261,8 @@ GOLANGCI_LINT_VERSION ?= v1.57.2
 KIND_VERSION ?= v0.20.0
 KNATIVE_VERSION ?= v1.13.2
 TIMEOUT_SECS ?= 180s
+PROMETHEUS_VERSION ?= v0.70.0
+GRAFANA_VERSION ?= v5.13.0
 
 KNATIVE_SERVING_PREFIX ?= "https://github.com/knative/serving/releases/download/knative-$(KNATIVE_VERSION)"
 KNATIVE_EVENTING_PREFIX ?= "https://github.com/knative/eventing/releases/download/knative-$(KNATIVE_VERSION)"
@@ -447,6 +449,18 @@ deploy-knative:
 	kubectl wait  --for=condition=Ready=True KnativeServing/knative-serving -n knative-serving --timeout=$(TIMEOUT_SECS)
 	kubectl wait  --for=condition=Ready=True KnativeEventing/knative-eventing -n knative-eventing --timeout=$(TIMEOUT_SECS)
 
+.PHONY: deploy-prometheus
+deploy-prometheus: create-cluster
+	kubectl create -f https://github.com/prometheus-operator/prometheus-operator/releases/download/$(PROMETHEUS_VERSION)/bundle.yaml
+	kubectl wait  --for=condition=Available=True deploy/prometheus-operator -n default --timeout=$(TIMEOUT_SECS)
+	kubectl apply -f ./test/testdata/prometheus.yaml
+	kubectl wait  --for=condition=Available=True prometheus/prometheus -n default --timeout=$(TIMEOUT_SECS)
+
+.PHONY: deploy-grafana
+deploy-grafana: create-cluster
+	kubectl create -f https://github.com/grafana/grafana-operator/releases/download/$(GRAFANA_VERSION)/kustomize-cluster_scoped.yaml
+	kubectl wait  --for=condition=Available=True deploy/grafana-operator-controller-manager -n grafana --timeout=$(TIMEOUT_SECS)
+
 .PHONY: delete-cluster
 delete-cluster: install-kind
 	kind delete cluster && $(BUILDER) rm -f kind-registry

api/v1alpha08/sonataflowplatform_types.go

@@ -63,6 +63,10 @@ type SonataFlowPlatformSpec struct {
 	// These properties MAY NOT be propagated to a SonataFlowClusterPlatform since PropertyVarSource can only refer local context sources.
 	// +optional
 	Properties *PropertyPlatformSpec `json:"properties,omitempty"`
+	// MonitoringEnabled indicates whether prometheus service monitors should be created for metrics scraping
+	// +optional
+	// +default: false
+	MonitoringEnabled bool `json:"monitoringEnabled"`
 }
 
 // PlatformEventingSpec specifies the Knative Eventing integration details in the platform.