fix: replace namespace and app name with placeholders for eclipse-che…

…#2586 (eclipse-che#2593)

* fix: replace namespace and app name with placeholders for eclipse-che#2586

Signed-off-by: David Kwon <dakwon@redhat.com>

* Add role and rolebinding to dwo operators metrics setup

Signed-off-by: David Kwon <dakwon@redhat.com>

---------

Signed-off-by: David Kwon <dakwon@redhat.com>

modules/administration-guide/partials/proc_collecting-che-metrics-with-prometheus.adoc

@@ -33,16 +33,16 @@ spec:
       scheme: http
   namespaceSelector:
     matchNames:
-      - openshift-devspaces
+      - {prod-namespace} <1>
   selector:
     matchLabels:
-      app.kubernetes.io/name: devspaces
+      app.kubernetes.io/name: {prod-deployment}
 ----
 <1> The {prod-short} namespace. The default is `{prod-namespace}`.
 <2> The rate at which a target is scraped.
 ====
 
-. Create a Role and RoleBinding to allow Prometheus view the metrics.
+. Create a Role and RoleBinding to allow Prometheus to view the metrics.
 
 +
 .Role

modules/administration-guide/partials/proc_collecting-dev-workspace-operator-metrics-with-prometheus.adoc

@@ -44,6 +44,53 @@ spec:
 <2> The rate at which a target is scraped.
 ====
 
+. Create a Role and RoleBinding to allow Prometheus to view the metrics.
+
++
+.Role
+====
+[source,yaml,subs="+quotes,+attributes,+macros"]
+----
+kind: Role
+apiVersion: rbac.authorization.k8s.io/v1
+metadata:
+  name: prometheus-k8s
+  namespace: openshift-operators
+rules:
+  - verbs:
+      - get
+      - list
+      - watch
+    apiGroups:
+      - ''
+    resources:
+      - services
+      - endpoints
+      - pods
+----
+====
+
++
+.RoleBinding
+====
+[source,yaml,subs="+quotes,+attributes,+macros"]
+----
+kind: RoleBinding
+apiVersion: rbac.authorization.k8s.io/v1
+metadata:
+  name: view-openshift-monitoring-prometheus-k8s
+  namespace: openshift-operators
+subjects:
+  - kind: ServiceAccount
+    name: prometheus-k8s
+    namespace: openshift-monitoring
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: Role
+  name: prometheus-k8s
+----
+====
+
 . Allow the in-cluster Prometheus instance to detect the ServiceMonitor in the {prod-short} namespace. The default {prod-short} namespace is `{prod-namespace}`.
 +
 [source,subs="+attributes"]