Support the controller to watching a single namespace. (#2374)

charts/gha-runner-scale-set-controller/templates/_helpers.tpl

@@ -80,6 +80,14 @@ Create the name of the service account to use
 {{- include "gha-runner-scale-set-controller.fullname" . }}-manager-cluster-rolebinding
 {{- end }}
 
+{{- define "gha-runner-scale-set-controller.managerSingleNamespaceRoleName" -}}
+{{- include "gha-runner-scale-set-controller.fullname" . }}-manager-single-namespace-role
+{{- end }}
+
+{{- define "gha-runner-scale-set-controller.managerSingleNamespaceRoleBinding" -}}
+{{- include "gha-runner-scale-set-controller.fullname" . }}-manager-single-namespace-rolebinding
+{{- end }}
+
 {{- define "gha-runner-scale-set-controller.managerListenerRoleName" -}}
 {{- include "gha-runner-scale-set-controller.fullname" . }}-manager-listener-role
 {{- end }}

charts/gha-runner-scale-set-controller/templates/deployment.yaml

@@ -7,6 +7,9 @@ metadata:
     {{- include "gha-runner-scale-set-controller.labels" . | nindent 4 }}
     actions.github.com/controller-service-account-namespace: {{ .Release.Namespace }}
     actions.github.com/controller-service-account-name: {{ include "gha-runner-scale-set-controller.serviceAccountName" . }}
+    {{- if .Values.flags.watchSingleNamespace }}
+    actions.github.com/controller-watch-single-namespace: {{ .Values.flags.watchSingleNamespace }}
+    {{- end }}
 spec:
   replicas: {{ default 1 .Values.replicaCount }}
   selector:
@@ -53,6 +56,9 @@ spec:
         {{- with .Values.flags.logLevel }}
         - "--log-level={{ . }}"
         {{- end }}
+        {{- with .Values.flags.watchSingleNamespace }}
+        - "--watch-single-namespace={{ . }}"
+        {{- end }}
         command:
         - "/manager"
         env:

charts/gha-runner-scale-set-controller/templates/manager_cluster_role.yaml

@@ -1,3 +1,4 @@
+{{- if empty .Values.flags.watchSingleNamespace }}
 apiVersion: rbac.authorization.k8s.io/v1
 kind: ClusterRole
 metadata:
@@ -20,6 +21,7 @@ rules:
   resources:
   - autoscalingrunnersets/finalizers
   verbs:
+  - patch
   - update
 - apiGroups:
   - actions.github.com
@@ -54,6 +56,7 @@ rules:
   resources:
   - autoscalinglisteners/finalizers
   verbs:
+  - patch
   - update
 - apiGroups:
   - actions.github.com
@@ -92,13 +95,8 @@ rules:
   resources:
   - ephemeralrunners/finalizers
   verbs:
-  - create
-  - delete
-  - get
-  - list
   - patch
   - update
-  - watch
 - apiGroups:
   - actions.github.com
   resources:
@@ -135,3 +133,4 @@ rules:
   verbs:
   - list
   - watch
+{{- end }}

charts/gha-runner-scale-set-controller/templates/manager_cluster_role_binding.yaml

@@ -1,3 +1,4 @@
+{{- if empty .Values.flags.watchSingleNamespace }}
 apiVersion: rbac.authorization.k8s.io/v1
 kind: ClusterRoleBinding
 metadata:
@@ -9,4 +10,5 @@ roleRef:
 subjects:
 - kind: ServiceAccount
   name: {{ include "gha-runner-scale-set-controller.serviceAccountName" . }}
-  namespace: {{ .Release.Namespace }}
+  namespace: {{ .Release.Namespace }}
+{{- end }}

charts/gha-runner-scale-set-controller/templates/manager_single_namespace_controller_role.yaml

@@ -0,0 +1,84 @@
+{{- if .Values.flags.watchSingleNamespace }}
+apiVersion: rbac.authorization.k8s.io/v1
+kind: Role
+metadata:
+  name: {{ include "gha-runner-scale-set-controller.managerSingleNamespaceRoleName" . }}
+  namespace: {{ .Release.Namespace }}
+rules:
+- apiGroups:
+  - actions.github.com
+  resources:
+  - autoscalinglisteners
+  verbs:
+  - create
+  - delete
+  - get
+  - list
+  - patch
+  - update
+  - watch
+- apiGroups:
+  - actions.github.com
+  resources:
+  - autoscalinglisteners/status
+  verbs:
+  - get
+  - patch
+  - update
+- apiGroups:
+  - actions.github.com
+  resources:
+  - autoscalinglisteners/finalizers
+  verbs:
+  - patch
+  - update
+- apiGroups:
+  - ""
+  resources:
+  - pods
+  verbs:
+  - list
+  - watch
+- apiGroups:
+  - ""
+  resources:
+  - serviceaccounts
+  verbs:
+  - list
+  - watch
+- apiGroups:
+  - rbac.authorization.k8s.io
+  resources:
+  - rolebindings
+  verbs:
+  - list
+  - watch
+- apiGroups:
+  - rbac.authorization.k8s.io
+  resources:
+  - roles
+  verbs:
+  - list
+  - watch
+- apiGroups:
+  - actions.github.com
+  resources:
+  - autoscalingrunnersets
+  verbs:
+  - list
+  - watch
+- apiGroups:
+  - actions.github.com
+  resources:
+  - ephemeralrunnersets
+  verbs:
+  - list
+  - watch
+- apiGroups:
+  - actions.github.com
+  resources:
+  - ephemeralrunners
+  verbs:
+  - list
+  - watch
+{{- end }}

charts/gha-runner-scale-set-controller/templates/manager_single_namespace_controller_role_binding.yaml

@@ -0,0 +1,15 @@
+{{- if .Values.flags.watchSingleNamespace }}
+apiVersion: rbac.authorization.k8s.io/v1
+kind: RoleBinding
+metadata:
+  name: {{ include "gha-runner-scale-set-controller.managerSingleNamespaceRoleBinding" . }}
+  namespace: {{ .Release.Namespace }}
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: Role
+  name: {{ include "gha-runner-scale-set-controller.managerSingleNamespaceRoleName" . }}
+subjects:
+- kind: ServiceAccount
+  name: {{ include "gha-runner-scale-set-controller.serviceAccountName" . }}
+  namespace: {{ .Release.Namespace }}
+{{- end }}

charts/gha-runner-scale-set-controller/templates/manager_single_namespace_watch_role.yaml

@@ -0,0 +1,117 @@
+{{- if .Values.flags.watchSingleNamespace }}
+apiVersion: rbac.authorization.k8s.io/v1
+kind: Role
+metadata:
+  name: {{ include "gha-runner-scale-set-controller.managerSingleNamespaceRoleName" . }}
+  namespace: {{ .Values.flags.watchSingleNamespace }}
+rules:
+- apiGroups:
+  - actions.github.com
+  resources:
+  - autoscalingrunnersets
+  verbs:
+  - create
+  - delete
+  - get
+  - list
+  - patch
+  - update
+  - watch
+- apiGroups:
+  - actions.github.com
+  resources:
+  - autoscalingrunnersets/finalizers
+  verbs:
+  - patch
+  - update
+- apiGroups:
+  - actions.github.com
+  resources:
+  - autoscalingrunnersets/status
+  verbs:
+  - get
+  - patch
+  - update
+- apiGroups:
+  - actions.github.com
+  resources:
+  - ephemeralrunnersets
+  verbs:
+  - create
+  - delete
+  - get
+  - list
+  - patch
+  - update
+  - watch
+- apiGroups:
+  - actions.github.com
+  resources:
+  - ephemeralrunnersets/status
+  verbs:
+  - get
+  - patch
+  - update
+- apiGroups:
+  - actions.github.com
+  resources:
+  - ephemeralrunners
+  verbs:
+  - create
+  - delete
+  - get
+  - list
+  - patch
+  - update
+  - watch
+- apiGroups:
+  - actions.github.com
+  resources:
+  - ephemeralrunners/finalizers
+  verbs:
+  - patch
+  - update
+- apiGroups:
+  - actions.github.com
+  resources:
+  - ephemeralrunners/status
+  verbs:
+  - get
+  - patch
+  - update
+- apiGroups:
+  - actions.github.com
+  resources:
+  - autoscalinglisteners
+  verbs:
+  - list
+  - watch
+- apiGroups:
+  - ""
+  resources:
+  - pods
+  verbs:
+  - list
+  - watch
+- apiGroups:
+  - ""
+  resources:
+  - serviceaccounts
+  verbs:
+  - list
+  - watch
+- apiGroups:
+  - rbac.authorization.k8s.io
+  resources:
+  - rolebindings
+  verbs:
+  - list
+  - watch
+- apiGroups:
+  - rbac.authorization.k8s.io
+  resources:
+  - roles
+  verbs:
+  - list
+  - watch
+{{- end }}

charts/gha-runner-scale-set-controller/templates/manager_single_namespace_watch_role_binding.yaml

@@ -0,0 +1,15 @@
+{{- if .Values.flags.watchSingleNamespace }}
+apiVersion: rbac.authorization.k8s.io/v1
+kind: RoleBinding
+metadata:
+  name: {{ include "gha-runner-scale-set-controller.managerSingleNamespaceRoleBinding" . }}
+  namespace: {{ .Values.flags.watchSingleNamespace }}
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: Role
+  name: {{ include "gha-runner-scale-set-controller.managerSingleNamespaceRoleName" . }}
+subjects:
+- kind: ServiceAccount
+  name: {{ include "gha-runner-scale-set-controller.serviceAccountName" . }}
+  namespace: {{ .Release.Namespace }}
+{{- end }}