Adds servicemonitor for thanos operator (#776)

Author: philipgough

magefiles/servicemonitors.go

@@ -3,6 +3,7 @@ package main
 import (
 	"github.com/observatorium/observatorium/configuration_go/kubegen/openshift"
 	templatev1 "github.com/openshift/api/template/v1"
+	"github.com/philipgough/mimic"
 	"github.com/philipgough/mimic/encoding"
 	monitoringv1 "github.com/prometheus-operator/prometheus-operator/pkg/apis/monitoring/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
@@ -11,10 +12,17 @@ import (
 )
 
 func (s Stage) ServiceMonitors() {
-	gen := s.generator("servicemonitors")
 	objs := createServiceMonitors(s.namespace())
-	objs = append(objs, serviceMonitor(s.namespace())...)
+	objs = append(objs, operatorServiceMonitor(s.namespace())...)
+	serviceMonitorTemplateGen(s.generator("servicemonitors"), objs)
+}
+
+func (p Production) ServiceMonitors() {
+	objs := operatorServiceMonitor(p.namespace())
+	serviceMonitorTemplateGen(p.generator("servicemonitors"), objs)
+}
 
+func serviceMonitorTemplateGen(gen *mimic.Generator, objs []runtime.Object) {
 	template := openshift.WrapInTemplate(objs, metav1.ObjectMeta{Name: "thanos-operator-servicemonitors"}, []templatev1.Parameter{})
 	encoder := encoding.GhodssYAML(template)
 	gen.Add("servicemonitors.yaml", encoder)
@@ -24,14 +32,14 @@ func (s Stage) ServiceMonitors() {
 func (l Local) ServiceMonitors() {
 	gen := l.generator("servicemonitors")
 
-	objs := serviceMonitor(l.namespace())
+	objs := operatorServiceMonitor(l.namespace())
 
 	encoder := encoding.GhodssYAML(objs[0])
 	gen.Add("servicemonitors.yaml", encoder)
 	gen.Generate()
 }
 
-func serviceMonitor(namespace string) []runtime.Object {
+func operatorServiceMonitor(namespace string) []runtime.Object {
 	return []runtime.Object{
 		&monitoringv1.ServiceMonitor{
 			TypeMeta: metav1.TypeMeta{

resources/services/servicemonitors/production/servicemonitors.yaml

@@ -0,0 +1,36 @@
+apiVersion: template.openshift.io/v1
+kind: Template
+metadata:
+  creationTimestamp: null
+  name: thanos-operator-servicemonitors
+objects:
+- apiVersion: monitoring.coreos.com/v1
+  kind: ServiceMonitor
+  metadata:
+    creationTimestamp: null
+    labels:
+      app.kubernetes.io/component: monitoring
+      app.kubernetes.io/created-by: thanos-operator
+      app.kubernetes.io/instance: controller-manager-metrics
+      app.kubernetes.io/managed-by: rhobs
+      app.kubernetes.io/name: servicemonitor
+      app.kubernetes.io/part-of: thanos-operator
+      prometheus: app-sre
+    name: thanos-operator-controller-manager-metrics
+    namespace: openshift-customer-monitoring
+  spec:
+    endpoints:
+    - bearerTokenFile: /var/run/secrets/kubernetes.io/serviceaccount/token
+      path: /metrics
+      port: https
+      scheme: https
+      tlsConfig:
+        ca: {}
+        cert: {}
+        insecureSkipVerify: true
+    namespaceSelector:
+      matchNames:
+      - rhobs-production
+    selector:
+      matchLabels:
+        control-plane: controller-manager