supervisor-oidc: checkpoint: add status to provider CRD

Signed-off-by: Ryan Richard <richardry@vmware.com>

apis/config/v1alpha1/types_oidcproviderconfig.go.tmpl

@@ -5,6 +5,15 @@ package v1alpha1
 
 import metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 
+// +kubebuilder:validation:Enum=Success;Duplicate;Invalid
+type OIDCProviderStatus string
+
+const (
+	SuccessOIDCProviderStatus = OIDCProviderStatus("Success")
+	DuplicateOIDCProviderStatus = OIDCProviderStatus("Duplicate")
+	InvalidOIDCProviderStatus = OIDCProviderStatus("Invalid")
+)
+
 // OIDCProviderConfigSpec is a struct that describes an OIDC Provider.
 type OIDCProviderConfigSpec struct {
 	// Issuer is the OIDC Provider's issuer, per the OIDC Discovery Metadata document, as well as the
@@ -19,6 +28,18 @@ type OIDCProviderConfigSpec struct {
 	Issuer string `json:"issuer"`
 }
 
+// OIDCProviderConfigStatus is a struct that describes the actual state of an OIDC Provider.
+type OIDCProviderConfigStatus struct {
+	// Status holds an enum that describes the state of this OIDC Provider. Note that this Status can
+	// represent success or failure.
+	// +optional
+	Status OIDCProviderStatus `json:"status,omitempty"`
+
+	// Message provides human-readable details about the Status.
+	// +optional
+	Message string `json:"message,omitempty"`
+}
+
 // OIDCProviderConfig describes the configuration of an OIDC provider.
 // +genclient
 // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
@@ -28,7 +49,10 @@ type OIDCProviderConfig struct {
 	metav1.ObjectMeta `json:"metadata,omitempty"`
 
 	// Spec of the OIDC provider.
-	Spec OIDCProviderConfigSpec `json:"status"`
+	Spec OIDCProviderConfigSpec `json:"spec"`
+
+	// Status of the OIDC provider.
+	Status OIDCProviderConfigStatus `json:"status,omitempty"`
 }
 
 // List of OIDCProviderConfig objects.

cmd/pinniped-supervisor/main.go

@@ -12,6 +12,7 @@ import (
 	"os/signal"
 	"time"
 
+	"k8s.io/apimachinery/pkg/util/clock"
 	"k8s.io/client-go/pkg/version"
 	"k8s.io/client-go/rest"
 	restclient "k8s.io/client-go/rest"
@@ -61,6 +62,7 @@ func waitForSignal() os.Signal {
 func startControllers(
 	ctx context.Context,
 	issuerProvider *provider.Manager,
+	pinnipedClient pinnipedclientset.Interface,
 	pinnipedInformers pinnipedinformers.SharedInformerFactory,
 ) {
 	// Create controller manager.
@@ -69,6 +71,8 @@ func startControllers(
 		WithController(
 			supervisorconfig.NewOIDCProviderConfigWatcherController(
 				issuerProvider,
+				clock.RealClock{},
+				pinnipedClient,
 				pinnipedInformers.Config().V1alpha1().OIDCProviderConfigs(),
 				controllerlib.WithInformer,
 			),
@@ -111,7 +115,7 @@ func run(serverInstallationNamespace string) error {
 	)
 
 	oidProvidersManager := provider.NewManager(http.NotFoundHandler())
-	startControllers(ctx, oidProvidersManager, pinnipedInformers)
+	startControllers(ctx, oidProvidersManager, pinnipedClient, pinnipedInformers)
 
 	//nolint: gosec // Intentionally binding to all network interfaces.
 	l, err := net.Listen("tcp", ":80")

deploy-supervisor/rbac.yaml

@@ -15,7 +15,7 @@ metadata:
 rules:
   - apiGroups: [config.pinniped.dev]
     resources: [oidcproviderconfigs]
-    verbs: [get, list, watch]
+    verbs: [update, get, list, watch]
 ---
 kind: RoleBinding
 apiVersion: rbac.authorization.k8s.io/v1

deploy/config.pinniped.dev_oidcproviderconfigs.yaml

@@ -35,7 +35,7 @@ spec:
             type: string
           metadata:
             type: object
-          status:
+          spec:
             description: Spec of the OIDC provider.
             properties:
               issuer:
@@ -52,8 +52,23 @@ spec:
             required:
             - issuer
             type: object
+          status:
+            description: Status of the OIDC provider.
+            properties:
+              message:
+                description: Message provides human-readable details about the Status.
+                type: string
+              status:
+                description: Status holds an enum that describes the state of this
+                  OIDCProvider. Note that this Status can represent success or failure.
+                enum:
+                - Success
+                - Duplicate
+                - Invalid
+                type: string
+            type: object
         required:
-        - status
+        - spec
         type: object
     served: true
     storage: true

generated/1.17/README.adoc

@@ -110,7 +110,8 @@ OIDCProviderConfig describes the configuration of an OIDC provider.
 | Field | Description
 | *`metadata`* __link:https://kubernetes.io/docs/reference/generated/kubernetes-api/v1.17/#objectmeta-v1-meta[$$ObjectMeta$$]__ | Refer to Kubernetes API documentation for fields of `metadata`.
 
-| *`status`* __xref:{anchor_prefix}-go-pinniped-dev-generated-1-17-apis-config-v1alpha1-oidcproviderconfigspec[$$OIDCProviderConfigSpec$$]__ | Spec of the OIDC provider.
+| *`spec`* __xref:{anchor_prefix}-go-pinniped-dev-generated-1-17-apis-config-v1alpha1-oidcproviderconfigspec[$$OIDCProviderConfigSpec$$]__ | Spec of the OIDC provider.
+| *`status`* __xref:{anchor_prefix}-go-pinniped-dev-generated-1-17-apis-config-v1alpha1-oidcproviderconfigstatus[$$OIDCProviderConfigStatus$$]__ | Status of the OIDC provider.
 |===
 
 
@@ -134,6 +135,24 @@ OIDCProviderConfigSpec is a struct that describes an OIDC Provider.
 |===
 
 
+[id="{anchor_prefix}-go-pinniped-dev-generated-1-17-apis-config-v1alpha1-oidcproviderconfigstatus"]
+==== OIDCProviderConfigStatus 
+
+OIDCProviderConfigStatus is a struct that describes the actual state of an OIDC Provider.
+
+.Appears In:
+****
+- xref:{anchor_prefix}-go-pinniped-dev-generated-1-17-apis-config-v1alpha1-oidcproviderconfig[$$OIDCProviderConfig$$]
+****
+
+[cols="25a,75a", options="header"]
+|===
+| Field | Description
+| *`status`* __OIDCProviderStatus__ | Status holds an enum that describes the state of this OIDCProvider. Note that this Status can represent success or failure.
+| *`message`* __string__ | Message provides human-readable details about the Status.
+|===
+
+
 
 [id="{anchor_prefix}-idp-pinniped-dev-v1alpha1"]
 === idp.pinniped.dev/v1alpha1

generated/1.17/apis/config/v1alpha1/types_oidcproviderconfig.go

@@ -5,6 +5,15 @@ package v1alpha1
 
 import metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 
+// +kubebuilder:validation:Enum=Success;Duplicate;Invalid
+type OIDCProviderStatus string
+
+const (
+	SuccessOIDCProviderStatus = OIDCProviderStatus("Success")
+	DuplicateOIDCProviderStatus = OIDCProviderStatus("Duplicate")
+	InvalidOIDCProviderStatus = OIDCProviderStatus("Invalid")
+)
+
 // OIDCProviderConfigSpec is a struct that describes an OIDC Provider.
 type OIDCProviderConfigSpec struct {
 	// Issuer is the OIDC Provider's issuer, per the OIDC Discovery Metadata document, as well as the
@@ -19,6 +28,18 @@ type OIDCProviderConfigSpec struct {
 	Issuer string `json:"issuer"`
 }
 
+// OIDCProviderConfigStatus is a struct that describes the actual state of an OIDC Provider.
+type OIDCProviderConfigStatus struct {
+	// Status holds an enum that describes the state of this OIDCProvider. Note that this Status can
+	// represent success or failure.
+	// +optional
+	Status OIDCProviderStatus `json:"status,omitempty"`
+
+	// Message provides human-readable details about the Status.
+	// +optional
+	Message string `json:"message,omitempty"`
+}
+
 // OIDCProviderConfig describes the configuration of an OIDC provider.
 // +genclient
 // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
@@ -28,7 +49,10 @@ type OIDCProviderConfig struct {
 	metav1.ObjectMeta `json:"metadata,omitempty"`
 
 	// Spec of the OIDC provider.
-	Spec OIDCProviderConfigSpec `json:"status"`
+	Spec OIDCProviderConfigSpec `json:"spec"`
+
+	// Status of the OIDC provider.
+	Status OIDCProviderConfigStatus `json:"status,omitempty"`
 }
 
 // List of OIDCProviderConfig objects.

generated/1.17/apis/config/v1alpha1/zz_generated.deepcopy.go

@@ -138,6 +138,7 @@ func (in *OIDCProviderConfig) DeepCopyInto(out *OIDCProviderConfig) {
 	out.TypeMeta = in.TypeMeta
 	in.ObjectMeta.DeepCopyInto(&out.ObjectMeta)
 	out.Spec = in.Spec
+	out.Status = in.Status
 	return
 }
 
@@ -207,3 +208,19 @@ func (in *OIDCProviderConfigSpec) DeepCopy() *OIDCProviderConfigSpec {
 	in.DeepCopyInto(out)
 	return out
 }
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *OIDCProviderConfigStatus) DeepCopyInto(out *OIDCProviderConfigStatus) {
+	*out = *in
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new OIDCProviderConfigStatus.
+func (in *OIDCProviderConfigStatus) DeepCopy() *OIDCProviderConfigStatus {
+	if in == nil {
+		return nil
+	}
+	out := new(OIDCProviderConfigStatus)
+	in.DeepCopyInto(out)
+	return out
+}

generated/1.17/client/clientset/versioned/typed/config/v1alpha1/fake/fake_oidcproviderconfig.go

@@ -87,6 +87,18 @@ func (c *FakeOIDCProviderConfigs) Update(oIDCProviderConfig *v1alpha1.OIDCProvid
 	return obj.(*v1alpha1.OIDCProviderConfig), err
 }
 
+// UpdateStatus was generated because the type contains a Status member.
+// Add a +genclient:noStatus comment above the type to avoid generating UpdateStatus().
+func (c *FakeOIDCProviderConfigs) UpdateStatus(oIDCProviderConfig *v1alpha1.OIDCProviderConfig) (*v1alpha1.OIDCProviderConfig, error) {
+	obj, err := c.Fake.
+		Invokes(testing.NewUpdateSubresourceAction(oidcproviderconfigsResource, "status", c.ns, oIDCProviderConfig), &v1alpha1.OIDCProviderConfig{})
+
+	if obj == nil {
+		return nil, err
+	}
+	return obj.(*v1alpha1.OIDCProviderConfig), err
+}
+
 // Delete takes name of the oIDCProviderConfig and deletes it. Returns an error if one occurs.
 func (c *FakeOIDCProviderConfigs) Delete(name string, options *v1.DeleteOptions) error {
 	_, err := c.Fake.

generated/1.17/client/clientset/versioned/typed/config/v1alpha1/oidcproviderconfig.go

@@ -26,6 +26,7 @@ type OIDCProviderConfigsGetter interface {
 type OIDCProviderConfigInterface interface {
 	Create(*v1alpha1.OIDCProviderConfig) (*v1alpha1.OIDCProviderConfig, error)
 	Update(*v1alpha1.OIDCProviderConfig) (*v1alpha1.OIDCProviderConfig, error)
+	UpdateStatus(*v1alpha1.OIDCProviderConfig) (*v1alpha1.OIDCProviderConfig, error)
 	Delete(name string, options *v1.DeleteOptions) error
 	DeleteCollection(options *v1.DeleteOptions, listOptions v1.ListOptions) error
 	Get(name string, options v1.GetOptions) (*v1alpha1.OIDCProviderConfig, error)
@@ -119,6 +120,22 @@ func (c *oIDCProviderConfigs) Update(oIDCProviderConfig *v1alpha1.OIDCProviderCo
 	return
 }
 
+// UpdateStatus was generated because the type contains a Status member.
+// Add a +genclient:noStatus comment above the type to avoid generating UpdateStatus().
+
+func (c *oIDCProviderConfigs) UpdateStatus(oIDCProviderConfig *v1alpha1.OIDCProviderConfig) (result *v1alpha1.OIDCProviderConfig, err error) {
+	result = &v1alpha1.OIDCProviderConfig{}
+	err = c.client.Put().
+		Namespace(c.ns).
+		Resource("oidcproviderconfigs").
+		Name(oIDCProviderConfig.Name).
+		SubResource("status").
+		Body(oIDCProviderConfig).
+		Do().
+		Into(result)
+	return
+}
+
 // Delete takes name of the oIDCProviderConfig and deletes it. Returns an error if one occurs.
 func (c *oIDCProviderConfigs) Delete(name string, options *v1.DeleteOptions) error {
 	return c.client.Delete().

generated/1.17/client/openapi/zz_generated.openapi.go

@@ -25,6 +25,7 @@ func GetOpenAPIDefinitions(ref common.ReferenceCallback) map[string]common.OpenA
 		"go.pinniped.dev/generated/1.17/apis/config/v1alpha1.OIDCProviderConfig":                   schema_117_apis_config_v1alpha1_OIDCProviderConfig(ref),
 		"go.pinniped.dev/generated/1.17/apis/config/v1alpha1.OIDCProviderConfigList":               schema_117_apis_config_v1alpha1_OIDCProviderConfigList(ref),
 		"go.pinniped.dev/generated/1.17/apis/config/v1alpha1.OIDCProviderConfigSpec":               schema_117_apis_config_v1alpha1_OIDCProviderConfigSpec(ref),
+		"go.pinniped.dev/generated/1.17/apis/config/v1alpha1.OIDCProviderConfigStatus":             schema_117_apis_config_v1alpha1_OIDCProviderConfigStatus(ref),
 		"go.pinniped.dev/generated/1.17/apis/idp/v1alpha1.Condition":                               schema_117_apis_idp_v1alpha1_Condition(ref),
 		"go.pinniped.dev/generated/1.17/apis/idp/v1alpha1.TLSSpec":                                 schema_117_apis_idp_v1alpha1_TLSSpec(ref),
 		"go.pinniped.dev/generated/1.17/apis/idp/v1alpha1.WebhookIdentityProvider":                 schema_117_apis_idp_v1alpha1_WebhookIdentityProvider(ref),
@@ -315,18 +316,24 @@ func schema_117_apis_config_v1alpha1_OIDCProviderConfig(ref common.ReferenceCall
 							Ref: ref("k8s.io/apimachinery/pkg/apis/meta/v1.ObjectMeta"),
 						},
 					},
-					"status": {
+					"spec": {
 						SchemaProps: spec.SchemaProps{
 							Description: "Spec of the OIDC provider.",
 							Ref:         ref("go.pinniped.dev/generated/1.17/apis/config/v1alpha1.OIDCProviderConfigSpec"),
 						},
 					},
+					"status": {
+						SchemaProps: spec.SchemaProps{
+							Description: "Status of the OIDC provider.",
+							Ref:         ref("go.pinniped.dev/generated/1.17/apis/config/v1alpha1.OIDCProviderConfigStatus"),
+						},
+					},
 				},
-				Required: []string{"status"},
+				Required: []string{"spec"},
 			},
 		},
 		Dependencies: []string{
-			"go.pinniped.dev/generated/1.17/apis/config/v1alpha1.OIDCProviderConfigSpec", "k8s.io/apimachinery/pkg/apis/meta/v1.ObjectMeta"},
+			"go.pinniped.dev/generated/1.17/apis/config/v1alpha1.OIDCProviderConfigSpec", "go.pinniped.dev/generated/1.17/apis/config/v1alpha1.OIDCProviderConfigStatus", "k8s.io/apimachinery/pkg/apis/meta/v1.ObjectMeta"},
 	}
 }
 
@@ -397,6 +404,33 @@ func schema_117_apis_config_v1alpha1_OIDCProviderConfigSpec(ref common.Reference
 	}
 }
 
+func schema_117_apis_config_v1alpha1_OIDCProviderConfigStatus(ref common.ReferenceCallback) common.OpenAPIDefinition {
+	return common.OpenAPIDefinition{
+		Schema: spec.Schema{
+			SchemaProps: spec.SchemaProps{
+				Description: "OIDCProviderConfigStatus is a struct that describes the actual state of an OIDC Provider.",
+				Type:        []string{"object"},
+				Properties: map[string]spec.Schema{
+					"status": {
+						SchemaProps: spec.SchemaProps{
+							Description: "Status holds an enum that describes the state of this OIDCProvider. Note that this Status can represent success or failure.",
+							Type:        []string{"string"},
+							Format:      "",
+						},
+					},
+					"message": {
+						SchemaProps: spec.SchemaProps{
+							Description: "Message provides human-readable details about the Status.",
+							Type:        []string{"string"},
+							Format:      "",
+						},
+					},
+				},
+			},
+		},
+	}
+}
+
 func schema_117_apis_idp_v1alpha1_Condition(ref common.ReferenceCallback) common.OpenAPIDefinition {
 	return common.OpenAPIDefinition{
 		Schema: spec.Schema{

generated/1.17/crds/config.pinniped.dev_oidcproviderconfigs.yaml

@@ -35,7 +35,7 @@ spec:
             type: string
           metadata:
             type: object
-          status:
+          spec:
             description: Spec of the OIDC provider.
             properties:
               issuer:
@@ -52,8 +52,23 @@ spec:
             required:
             - issuer
             type: object
+          status:
+            description: Status of the OIDC provider.
+            properties:
+              message:
+                description: Message provides human-readable details about the Status.
+                type: string
+              status:
+                description: Status holds an enum that describes the state of this
+                  OIDCProvider. Note that this Status can represent success or failure.
+                enum:
+                - Success
+                - Duplicate
+                - Invalid
+                type: string
+            type: object
         required:
-        - status
+        - spec
         type: object
     served: true
     storage: true

generated/1.18/README.adoc

@@ -110,7 +110,8 @@ OIDCProviderConfig describes the configuration of an OIDC provider.
 | Field | Description
 | *`metadata`* __link:https://kubernetes.io/docs/reference/generated/kubernetes-api/v1.18/#objectmeta-v1-meta[$$ObjectMeta$$]__ | Refer to Kubernetes API documentation for fields of `metadata`.
 
-| *`status`* __xref:{anchor_prefix}-go-pinniped-dev-generated-1-18-apis-config-v1alpha1-oidcproviderconfigspec[$$OIDCProviderConfigSpec$$]__ | Spec of the OIDC provider.
+| *`spec`* __xref:{anchor_prefix}-go-pinniped-dev-generated-1-18-apis-config-v1alpha1-oidcproviderconfigspec[$$OIDCProviderConfigSpec$$]__ | Spec of the OIDC provider.
+| *`status`* __xref:{anchor_prefix}-go-pinniped-dev-generated-1-18-apis-config-v1alpha1-oidcproviderconfigstatus[$$OIDCProviderConfigStatus$$]__ | Status of the OIDC provider.
 |===
 
 
@@ -134,6 +135,24 @@ OIDCProviderConfigSpec is a struct that describes an OIDC Provider.
 |===
 
 
+[id="{anchor_prefix}-go-pinniped-dev-generated-1-18-apis-config-v1alpha1-oidcproviderconfigstatus"]
+==== OIDCProviderConfigStatus 
+
+OIDCProviderConfigStatus is a struct that describes the actual state of an OIDC Provider.
+
+.Appears In:
+****
+- xref:{anchor_prefix}-go-pinniped-dev-generated-1-18-apis-config-v1alpha1-oidcproviderconfig[$$OIDCProviderConfig$$]
+****
+
+[cols="25a,75a", options="header"]
+|===
+| Field | Description
+| *`status`* __OIDCProviderStatus__ | Status holds an enum that describes the state of this OIDCProvider. Note that this Status can represent success or failure.
+| *`message`* __string__ | Message provides human-readable details about the Status.
+|===
+
+
 
 [id="{anchor_prefix}-idp-pinniped-dev-v1alpha1"]
 === idp.pinniped.dev/v1alpha1

generated/1.18/apis/config/v1alpha1/types_oidcproviderconfig.go

@@ -5,6 +5,15 @@ package v1alpha1
 
 import metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 
+// +kubebuilder:validation:Enum=Success;Duplicate;Invalid
+type OIDCProviderStatus string
+
+const (
+	SuccessOIDCProviderStatus = OIDCProviderStatus("Success")
+	DuplicateOIDCProviderStatus = OIDCProviderStatus("Duplicate")
+	InvalidOIDCProviderStatus = OIDCProviderStatus("Invalid")
+)
+
 // OIDCProviderConfigSpec is a struct that describes an OIDC Provider.
 type OIDCProviderConfigSpec struct {
 	// Issuer is the OIDC Provider's issuer, per the OIDC Discovery Metadata document, as well as the
@@ -19,6 +28,18 @@ type OIDCProviderConfigSpec struct {
 	Issuer string `json:"issuer"`
 }
 
+// OIDCProviderConfigStatus is a struct that describes the actual state of an OIDC Provider.
+type OIDCProviderConfigStatus struct {
+	// Status holds an enum that describes the state of this OIDCProvider. Note that this Status can
+	// represent success or failure.
+	// +optional
+	Status OIDCProviderStatus `json:"status,omitempty"`
+
+	// Message provides human-readable details about the Status.
+	// +optional
+	Message string `json:"message,omitempty"`
+}
+
 // OIDCProviderConfig describes the configuration of an OIDC provider.
 // +genclient
 // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
@@ -28,7 +49,10 @@ type OIDCProviderConfig struct {
 	metav1.ObjectMeta `json:"metadata,omitempty"`
 
 	// Spec of the OIDC provider.
-	Spec OIDCProviderConfigSpec `json:"status"`
+	Spec OIDCProviderConfigSpec `json:"spec"`
+
+	// Status of the OIDC provider.
+	Status OIDCProviderConfigStatus `json:"status,omitempty"`
 }
 
 // List of OIDCProviderConfig objects.

generated/1.18/apis/config/v1alpha1/zz_generated.deepcopy.go

@@ -138,6 +138,7 @@ func (in *OIDCProviderConfig) DeepCopyInto(out *OIDCProviderConfig) {
 	out.TypeMeta = in.TypeMeta
 	in.ObjectMeta.DeepCopyInto(&out.ObjectMeta)
 	out.Spec = in.Spec
+	out.Status = in.Status
 	return
 }
 
@@ -207,3 +208,19 @@ func (in *OIDCProviderConfigSpec) DeepCopy() *OIDCProviderConfigSpec {
 	in.DeepCopyInto(out)
 	return out
 }
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *OIDCProviderConfigStatus) DeepCopyInto(out *OIDCProviderConfigStatus) {
+	*out = *in
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new OIDCProviderConfigStatus.
+func (in *OIDCProviderConfigStatus) DeepCopy() *OIDCProviderConfigStatus {
+	if in == nil {
+		return nil
+	}
+	out := new(OIDCProviderConfigStatus)
+	in.DeepCopyInto(out)
+	return out
+}

generated/1.18/client/clientset/versioned/typed/config/v1alpha1/fake/fake_oidcproviderconfig.go

@@ -89,6 +89,18 @@ func (c *FakeOIDCProviderConfigs) Update(ctx context.Context, oIDCProviderConfig
 	return obj.(*v1alpha1.OIDCProviderConfig), err
 }
 
+// UpdateStatus was generated because the type contains a Status member.
+// Add a +genclient:noStatus comment above the type to avoid generating UpdateStatus().
+func (c *FakeOIDCProviderConfigs) UpdateStatus(ctx context.Context, oIDCProviderConfig *v1alpha1.OIDCProviderConfig, opts v1.UpdateOptions) (*v1alpha1.OIDCProviderConfig, error) {
+	obj, err := c.Fake.
+		Invokes(testing.NewUpdateSubresourceAction(oidcproviderconfigsResource, "status", c.ns, oIDCProviderConfig), &v1alpha1.OIDCProviderConfig{})
+
+	if obj == nil {
+		return nil, err
+	}
+	return obj.(*v1alpha1.OIDCProviderConfig), err
+}
+
 // Delete takes name of the oIDCProviderConfig and deletes it. Returns an error if one occurs.
 func (c *FakeOIDCProviderConfigs) Delete(ctx context.Context, name string, opts v1.DeleteOptions) error {
 	_, err := c.Fake.

generated/1.18/client/clientset/versioned/typed/config/v1alpha1/oidcproviderconfig.go

@@ -27,6 +27,7 @@ type OIDCProviderConfigsGetter interface {
 type OIDCProviderConfigInterface interface {
 	Create(ctx context.Context, oIDCProviderConfig *v1alpha1.OIDCProviderConfig, opts v1.CreateOptions) (*v1alpha1.OIDCProviderConfig, error)
 	Update(ctx context.Context, oIDCProviderConfig *v1alpha1.OIDCProviderConfig, opts v1.UpdateOptions) (*v1alpha1.OIDCProviderConfig, error)
+	UpdateStatus(ctx context.Context, oIDCProviderConfig *v1alpha1.OIDCProviderConfig, opts v1.UpdateOptions) (*v1alpha1.OIDCProviderConfig, error)
 	Delete(ctx context.Context, name string, opts v1.DeleteOptions) error
 	DeleteCollection(ctx context.Context, opts v1.DeleteOptions, listOpts v1.ListOptions) error
 	Get(ctx context.Context, name string, opts v1.GetOptions) (*v1alpha1.OIDCProviderConfig, error)
@@ -122,6 +123,22 @@ func (c *oIDCProviderConfigs) Update(ctx context.Context, oIDCProviderConfig *v1
 	return
 }
 
+// UpdateStatus was generated because the type contains a Status member.
+// Add a +genclient:noStatus comment above the type to avoid generating UpdateStatus().
+func (c *oIDCProviderConfigs) UpdateStatus(ctx context.Context, oIDCProviderConfig *v1alpha1.OIDCProviderConfig, opts v1.UpdateOptions) (result *v1alpha1.OIDCProviderConfig, err error) {
+	result = &v1alpha1.OIDCProviderConfig{}
+	err = c.client.Put().
+		Namespace(c.ns).
+		Resource("oidcproviderconfigs").
+		Name(oIDCProviderConfig.Name).
+		SubResource("status").
+		VersionedParams(&opts, scheme.ParameterCodec).
+		Body(oIDCProviderConfig).
+		Do(ctx).
+		Into(result)
+	return
+}
+
 // Delete takes name of the oIDCProviderConfig and deletes it. Returns an error if one occurs.
 func (c *oIDCProviderConfigs) Delete(ctx context.Context, name string, opts v1.DeleteOptions) error {
 	return c.client.Delete().

generated/1.18/client/openapi/zz_generated.openapi.go

@@ -25,6 +25,7 @@ func GetOpenAPIDefinitions(ref common.ReferenceCallback) map[string]common.OpenA
 		"go.pinniped.dev/generated/1.18/apis/config/v1alpha1.OIDCProviderConfig":                   schema_118_apis_config_v1alpha1_OIDCProviderConfig(ref),
 		"go.pinniped.dev/generated/1.18/apis/config/v1alpha1.OIDCProviderConfigList":               schema_118_apis_config_v1alpha1_OIDCProviderConfigList(ref),
 		"go.pinniped.dev/generated/1.18/apis/config/v1alpha1.OIDCProviderConfigSpec":               schema_118_apis_config_v1alpha1_OIDCProviderConfigSpec(ref),
+		"go.pinniped.dev/generated/1.18/apis/config/v1alpha1.OIDCProviderConfigStatus":             schema_118_apis_config_v1alpha1_OIDCProviderConfigStatus(ref),
 		"go.pinniped.dev/generated/1.18/apis/idp/v1alpha1.Condition":                               schema_118_apis_idp_v1alpha1_Condition(ref),
 		"go.pinniped.dev/generated/1.18/apis/idp/v1alpha1.TLSSpec":                                 schema_118_apis_idp_v1alpha1_TLSSpec(ref),
 		"go.pinniped.dev/generated/1.18/apis/idp/v1alpha1.WebhookIdentityProvider":                 schema_118_apis_idp_v1alpha1_WebhookIdentityProvider(ref),
@@ -315,18 +316,24 @@ func schema_118_apis_config_v1alpha1_OIDCProviderConfig(ref common.ReferenceCall
 							Ref: ref("k8s.io/apimachinery/pkg/apis/meta/v1.ObjectMeta"),
 						},
 					},
-					"status": {
+					"spec": {
 						SchemaProps: spec.SchemaProps{
 							Description: "Spec of the OIDC provider.",
 							Ref:         ref("go.pinniped.dev/generated/1.18/apis/config/v1alpha1.OIDCProviderConfigSpec"),
 						},
 					},
+					"status": {
+						SchemaProps: spec.SchemaProps{
+							Description: "Status of the OIDC provider.",
+							Ref:         ref("go.pinniped.dev/generated/1.18/apis/config/v1alpha1.OIDCProviderConfigStatus"),
+						},
+					},
 				},
-				Required: []string{"status"},
+				Required: []string{"spec"},
 			},
 		},
 		Dependencies: []string{
-			"go.pinniped.dev/generated/1.18/apis/config/v1alpha1.OIDCProviderConfigSpec", "k8s.io/apimachinery/pkg/apis/meta/v1.ObjectMeta"},
+			"go.pinniped.dev/generated/1.18/apis/config/v1alpha1.OIDCProviderConfigSpec", "go.pinniped.dev/generated/1.18/apis/config/v1alpha1.OIDCProviderConfigStatus", "k8s.io/apimachinery/pkg/apis/meta/v1.ObjectMeta"},
 	}
 }
 
@@ -397,6 +404,33 @@ func schema_118_apis_config_v1alpha1_OIDCProviderConfigSpec(ref common.Reference
 	}
 }
 
+func schema_118_apis_config_v1alpha1_OIDCProviderConfigStatus(ref common.ReferenceCallback) common.OpenAPIDefinition {
+	return common.OpenAPIDefinition{
+		Schema: spec.Schema{
+			SchemaProps: spec.SchemaProps{
+				Description: "OIDCProviderConfigStatus is a struct that describes the actual state of an OIDC Provider.",
+				Type:        []string{"object"},
+				Properties: map[string]spec.Schema{
+					"status": {
+						SchemaProps: spec.SchemaProps{
+							Description: "Status holds an enum that describes the state of this OIDCProvider. Note that this Status can represent success or failure.",
+							Type:        []string{"string"},
+							Format:      "",
+						},
+					},
+					"message": {
+						SchemaProps: spec.SchemaProps{
+							Description: "Message provides human-readable details about the Status.",
+							Type:        []string{"string"},
+							Format:      "",
+						},
+					},
+				},
+			},
+		},
+	}
+}
+
 func schema_118_apis_idp_v1alpha1_Condition(ref common.ReferenceCallback) common.OpenAPIDefinition {
 	return common.OpenAPIDefinition{
 		Schema: spec.Schema{

generated/1.18/crds/config.pinniped.dev_oidcproviderconfigs.yaml

@@ -35,7 +35,7 @@ spec:
             type: string
           metadata:
             type: object
-          status:
+          spec:
             description: Spec of the OIDC provider.
             properties:
               issuer:
@@ -52,8 +52,23 @@ spec:
             required:
             - issuer
             type: object
+          status:
+            description: Status of the OIDC provider.
+            properties:
+              message:
+                description: Message provides human-readable details about the Status.
+                type: string
+              status:
+                description: Status holds an enum that describes the state of this
+                  OIDCProvider. Note that this Status can represent success or failure.
+                enum:
+                - Success
+                - Duplicate
+                - Invalid
+                type: string
+            type: object
         required:
-        - status
+        - spec
         type: object
     served: true
     storage: true

generated/1.19/README.adoc

@@ -110,7 +110,8 @@ OIDCProviderConfig describes the configuration of an OIDC provider.
 | Field | Description
 | *`metadata`* __link:https://kubernetes.io/docs/reference/generated/kubernetes-api/v1.19/#objectmeta-v1-meta[$$ObjectMeta$$]__ | Refer to Kubernetes API documentation for fields of `metadata`.
 
-| *`status`* __xref:{anchor_prefix}-go-pinniped-dev-generated-1-19-apis-config-v1alpha1-oidcproviderconfigspec[$$OIDCProviderConfigSpec$$]__ | Spec of the OIDC provider.
+| *`spec`* __xref:{anchor_prefix}-go-pinniped-dev-generated-1-19-apis-config-v1alpha1-oidcproviderconfigspec[$$OIDCProviderConfigSpec$$]__ | Spec of the OIDC provider.
+| *`status`* __xref:{anchor_prefix}-go-pinniped-dev-generated-1-19-apis-config-v1alpha1-oidcproviderconfigstatus[$$OIDCProviderConfigStatus$$]__ | Status of the OIDC provider.
 |===
 
 
@@ -134,6 +135,24 @@ OIDCProviderConfigSpec is a struct that describes an OIDC Provider.
 |===
 
 
+[id="{anchor_prefix}-go-pinniped-dev-generated-1-19-apis-config-v1alpha1-oidcproviderconfigstatus"]
+==== OIDCProviderConfigStatus 
+
+OIDCProviderConfigStatus is a struct that describes the actual state of an OIDC Provider.
+
+.Appears In:
+****
+- xref:{anchor_prefix}-go-pinniped-dev-generated-1-19-apis-config-v1alpha1-oidcproviderconfig[$$OIDCProviderConfig$$]
+****
+
+[cols="25a,75a", options="header"]
+|===
+| Field | Description
+| *`status`* __OIDCProviderStatus__ | Status holds an enum that describes the state of this OIDCProvider. Note that this Status can represent success or failure.
+| *`message`* __string__ | Message provides human-readable details about the Status.
+|===
+
+
 
 [id="{anchor_prefix}-idp-pinniped-dev-v1alpha1"]
 === idp.pinniped.dev/v1alpha1

generated/1.19/apis/config/v1alpha1/types_oidcproviderconfig.go

@@ -5,6 +5,15 @@ package v1alpha1
 
 import metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 
+// +kubebuilder:validation:Enum=Success;Duplicate;Invalid
+type OIDCProviderStatus string
+
+const (
+	SuccessOIDCProviderStatus = OIDCProviderStatus("Success")
+	DuplicateOIDCProviderStatus = OIDCProviderStatus("Duplicate")
+	InvalidOIDCProviderStatus = OIDCProviderStatus("Invalid")
+)
+
 // OIDCProviderConfigSpec is a struct that describes an OIDC Provider.
 type OIDCProviderConfigSpec struct {
 	// Issuer is the OIDC Provider's issuer, per the OIDC Discovery Metadata document, as well as the
@@ -19,6 +28,18 @@ type OIDCProviderConfigSpec struct {
 	Issuer string `json:"issuer"`
 }
 
+// OIDCProviderConfigStatus is a struct that describes the actual state of an OIDC Provider.
+type OIDCProviderConfigStatus struct {
+	// Status holds an enum that describes the state of this OIDCProvider. Note that this Status can
+	// represent success or failure.
+	// +optional
+	Status OIDCProviderStatus `json:"status,omitempty"`
+
+	// Message provides human-readable details about the Status.
+	// +optional
+	Message string `json:"message,omitempty"`
+}
+
 // OIDCProviderConfig describes the configuration of an OIDC provider.
 // +genclient
 // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
@@ -28,7 +49,10 @@ type OIDCProviderConfig struct {
 	metav1.ObjectMeta `json:"metadata,omitempty"`
 
 	// Spec of the OIDC provider.
-	Spec OIDCProviderConfigSpec `json:"status"`
+	Spec OIDCProviderConfigSpec `json:"spec"`
+
+	// Status of the OIDC provider.
+	Status OIDCProviderConfigStatus `json:"status,omitempty"`
 }
 
 // List of OIDCProviderConfig objects.

generated/1.19/apis/config/v1alpha1/zz_generated.deepcopy.go

@@ -138,6 +138,7 @@ func (in *OIDCProviderConfig) DeepCopyInto(out *OIDCProviderConfig) {
 	out.TypeMeta = in.TypeMeta
 	in.ObjectMeta.DeepCopyInto(&out.ObjectMeta)
 	out.Spec = in.Spec
+	out.Status = in.Status
 	return
 }
 
@@ -207,3 +208,19 @@ func (in *OIDCProviderConfigSpec) DeepCopy() *OIDCProviderConfigSpec {
 	in.DeepCopyInto(out)
 	return out
 }
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *OIDCProviderConfigStatus) DeepCopyInto(out *OIDCProviderConfigStatus) {
+	*out = *in
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new OIDCProviderConfigStatus.
+func (in *OIDCProviderConfigStatus) DeepCopy() *OIDCProviderConfigStatus {
+	if in == nil {
+		return nil
+	}
+	out := new(OIDCProviderConfigStatus)
+	in.DeepCopyInto(out)
+	return out
+}

generated/1.19/client/clientset/versioned/typed/config/v1alpha1/fake/fake_oidcproviderconfig.go

@@ -89,6 +89,18 @@ func (c *FakeOIDCProviderConfigs) Update(ctx context.Context, oIDCProviderConfig
 	return obj.(*v1alpha1.OIDCProviderConfig), err
 }
 
+// UpdateStatus was generated because the type contains a Status member.
+// Add a +genclient:noStatus comment above the type to avoid generating UpdateStatus().
+func (c *FakeOIDCProviderConfigs) UpdateStatus(ctx context.Context, oIDCProviderConfig *v1alpha1.OIDCProviderConfig, opts v1.UpdateOptions) (*v1alpha1.OIDCProviderConfig, error) {
+	obj, err := c.Fake.
+		Invokes(testing.NewUpdateSubresourceAction(oidcproviderconfigsResource, "status", c.ns, oIDCProviderConfig), &v1alpha1.OIDCProviderConfig{})
+
+	if obj == nil {
+		return nil, err
+	}
+	return obj.(*v1alpha1.OIDCProviderConfig), err
+}
+
 // Delete takes name of the oIDCProviderConfig and deletes it. Returns an error if one occurs.
 func (c *FakeOIDCProviderConfigs) Delete(ctx context.Context, name string, opts v1.DeleteOptions) error {
 	_, err := c.Fake.

generated/1.19/client/clientset/versioned/typed/config/v1alpha1/oidcproviderconfig.go

@@ -27,6 +27,7 @@ type OIDCProviderConfigsGetter interface {
 type OIDCProviderConfigInterface interface {
 	Create(ctx context.Context, oIDCProviderConfig *v1alpha1.OIDCProviderConfig, opts v1.CreateOptions) (*v1alpha1.OIDCProviderConfig, error)
 	Update(ctx context.Context, oIDCProviderConfig *v1alpha1.OIDCProviderConfig, opts v1.UpdateOptions) (*v1alpha1.OIDCProviderConfig, error)
+	UpdateStatus(ctx context.Context, oIDCProviderConfig *v1alpha1.OIDCProviderConfig, opts v1.UpdateOptions) (*v1alpha1.OIDCProviderConfig, error)
 	Delete(ctx context.Context, name string, opts v1.DeleteOptions) error
 	DeleteCollection(ctx context.Context, opts v1.DeleteOptions, listOpts v1.ListOptions) error
 	Get(ctx context.Context, name string, opts v1.GetOptions) (*v1alpha1.OIDCProviderConfig, error)
@@ -122,6 +123,22 @@ func (c *oIDCProviderConfigs) Update(ctx context.Context, oIDCProviderConfig *v1
 	return
 }
 
+// UpdateStatus was generated because the type contains a Status member.
+// Add a +genclient:noStatus comment above the type to avoid generating UpdateStatus().
+func (c *oIDCProviderConfigs) UpdateStatus(ctx context.Context, oIDCProviderConfig *v1alpha1.OIDCProviderConfig, opts v1.UpdateOptions) (result *v1alpha1.OIDCProviderConfig, err error) {
+	result = &v1alpha1.OIDCProviderConfig{}
+	err = c.client.Put().
+		Namespace(c.ns).
+		Resource("oidcproviderconfigs").
+		Name(oIDCProviderConfig.Name).
+		SubResource("status").
+		VersionedParams(&opts, scheme.ParameterCodec).
+		Body(oIDCProviderConfig).
+		Do(ctx).
+		Into(result)
+	return
+}
+
 // Delete takes name of the oIDCProviderConfig and deletes it. Returns an error if one occurs.
 func (c *oIDCProviderConfigs) Delete(ctx context.Context, name string, opts v1.DeleteOptions) error {
 	return c.client.Delete().

generated/1.19/client/openapi/zz_generated.openapi.go

@@ -25,6 +25,7 @@ func GetOpenAPIDefinitions(ref common.ReferenceCallback) map[string]common.OpenA
 		"go.pinniped.dev/generated/1.19/apis/config/v1alpha1.OIDCProviderConfig":                   schema_119_apis_config_v1alpha1_OIDCProviderConfig(ref),
 		"go.pinniped.dev/generated/1.19/apis/config/v1alpha1.OIDCProviderConfigList":               schema_119_apis_config_v1alpha1_OIDCProviderConfigList(ref),
 		"go.pinniped.dev/generated/1.19/apis/config/v1alpha1.OIDCProviderConfigSpec":               schema_119_apis_config_v1alpha1_OIDCProviderConfigSpec(ref),
+		"go.pinniped.dev/generated/1.19/apis/config/v1alpha1.OIDCProviderConfigStatus":             schema_119_apis_config_v1alpha1_OIDCProviderConfigStatus(ref),
 		"go.pinniped.dev/generated/1.19/apis/idp/v1alpha1.Condition":                               schema_119_apis_idp_v1alpha1_Condition(ref),
 		"go.pinniped.dev/generated/1.19/apis/idp/v1alpha1.TLSSpec":                                 schema_119_apis_idp_v1alpha1_TLSSpec(ref),
 		"go.pinniped.dev/generated/1.19/apis/idp/v1alpha1.WebhookIdentityProvider":                 schema_119_apis_idp_v1alpha1_WebhookIdentityProvider(ref),
@@ -316,18 +317,24 @@ func schema_119_apis_config_v1alpha1_OIDCProviderConfig(ref common.ReferenceCall
 							Ref: ref("k8s.io/apimachinery/pkg/apis/meta/v1.ObjectMeta"),
 						},
 					},
-					"status": {
+					"spec": {
 						SchemaProps: spec.SchemaProps{
 							Description: "Spec of the OIDC provider.",
 							Ref:         ref("go.pinniped.dev/generated/1.19/apis/config/v1alpha1.OIDCProviderConfigSpec"),
 						},
 					},
+					"status": {
+						SchemaProps: spec.SchemaProps{
+							Description: "Status of the OIDC provider.",
+							Ref:         ref("go.pinniped.dev/generated/1.19/apis/config/v1alpha1.OIDCProviderConfigStatus"),
+						},
+					},
 				},
-				Required: []string{"status"},
+				Required: []string{"spec"},
 			},
 		},
 		Dependencies: []string{
-			"go.pinniped.dev/generated/1.19/apis/config/v1alpha1.OIDCProviderConfigSpec", "k8s.io/apimachinery/pkg/apis/meta/v1.ObjectMeta"},
+			"go.pinniped.dev/generated/1.19/apis/config/v1alpha1.OIDCProviderConfigSpec", "go.pinniped.dev/generated/1.19/apis/config/v1alpha1.OIDCProviderConfigStatus", "k8s.io/apimachinery/pkg/apis/meta/v1.ObjectMeta"},
 	}
 }
 
@@ -398,6 +405,33 @@ func schema_119_apis_config_v1alpha1_OIDCProviderConfigSpec(ref common.Reference
 	}
 }
 
+func schema_119_apis_config_v1alpha1_OIDCProviderConfigStatus(ref common.ReferenceCallback) common.OpenAPIDefinition {
+	return common.OpenAPIDefinition{
+		Schema: spec.Schema{
+			SchemaProps: spec.SchemaProps{
+				Description: "OIDCProviderConfigStatus is a struct that describes the actual state of an OIDC Provider.",
+				Type:        []string{"object"},
+				Properties: map[string]spec.Schema{
+					"status": {
+						SchemaProps: spec.SchemaProps{
+							Description: "Status holds an enum that describes the state of this OIDCProvider. Note that this Status can represent success or failure.",
+							Type:        []string{"string"},
+							Format:      "",
+						},
+					},
+					"message": {
+						SchemaProps: spec.SchemaProps{
+							Description: "Message provides human-readable details about the Status.",
+							Type:        []string{"string"},
+							Format:      "",
+						},
+					},
+				},
+			},
+		},
+	}
+}
+
 func schema_119_apis_idp_v1alpha1_Condition(ref common.ReferenceCallback) common.OpenAPIDefinition {
 	return common.OpenAPIDefinition{
 		Schema: spec.Schema{

generated/1.19/crds/config.pinniped.dev_oidcproviderconfigs.yaml

@@ -35,7 +35,7 @@ spec:
             type: string
           metadata:
             type: object
-          status:
+          spec:
             description: Spec of the OIDC provider.
             properties:
               issuer:
@@ -52,8 +52,23 @@ spec:
             required:
             - issuer
             type: object
+          status:
+            description: Status of the OIDC provider.
+            properties:
+              message:
+                description: Message provides human-readable details about the Status.
+                type: string
+              status:
+                description: Status holds an enum that describes the state of this
+                  OIDCProvider. Note that this Status can represent success or failure.
+                enum:
+                - Success
+                - Duplicate
+                - Invalid
+                type: string
+            type: object
         required:
-        - status
+        - spec
         type: object
     served: true
     storage: true

internal/controller/supervisorconfig/oidcproviderconfig_watcher.go

@@ -4,11 +4,19 @@
 package supervisorconfig
 
 import (
+	"context"
+	"fmt"
 	"net/url"
+	"strings"
 
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/labels"
+	"k8s.io/apimachinery/pkg/util/clock"
+	"k8s.io/client-go/util/retry"
 	"k8s.io/klog/v2"
 
+	configv1alpha1 "go.pinniped.dev/generated/1.19/apis/config/v1alpha1"
+	pinnipedclientset "go.pinniped.dev/generated/1.19/client/clientset/versioned"
 	configinformers "go.pinniped.dev/generated/1.19/client/informers/externalversions/config/v1alpha1"
 	pinnipedcontroller "go.pinniped.dev/internal/controller"
 	"go.pinniped.dev/internal/controllerlib"
@@ -24,13 +32,17 @@ type ProvidersSetter interface {
 
 type oidcProviderConfigWatcherController struct {
 	providerSetter ProvidersSetter
+	clock          clock.Clock
+	client         pinnipedclientset.Interface
 	opcInformer    configinformers.OIDCProviderConfigInformer
 }
 
 // NewOIDCProviderConfigWatcherController creates a controllerlib.Controller that watches
 // OIDCProviderConfig objects and notifies a callback object of the collection of provider configs.
 func NewOIDCProviderConfigWatcherController(
-	issuerObserver ProvidersSetter,
+	providerSetter ProvidersSetter,
+	clock clock.Clock,
+	client pinnipedclientset.Interface,
 	opcInformer configinformers.OIDCProviderConfigInformer,
 	withInformer pinnipedcontroller.WithInformerOptionFunc,
 ) controllerlib.Controller {
@@ -38,7 +50,9 @@ func NewOIDCProviderConfigWatcherController(
 		controllerlib.Config{
 			Name: "OIDCProviderConfigWatcherController",
 			Syncer: &oidcProviderConfigWatcherController{
-				providerSetter: issuerObserver,
+				providerSetter: providerSetter,
+				clock:          clock,
+				client:         client,
 				opcInformer:    opcInformer,
 			},
 		},
@@ -57,35 +71,133 @@ func (c *oidcProviderConfigWatcherController) Sync(ctx controllerlib.Context) er
 		return err
 	}
 
+	issuerCounts := make(map[string]int)
+	for _, opc := range all {
+		issuerCounts[opc.Spec.Issuer] = issuerCounts[opc.Spec.Issuer] + 1
+	}
+
+	errs := newMultiError()
+
 	oidcProviders := make([]*provider.OIDCProvider, 0)
 	for _, opc := range all {
-		issuerURL, err := url.Parse(opc.Spec.Issuer)
-		if err != nil {
-			klog.InfoS(
-				"OIDCProviderConfigWatcherController Sync failed to parse issuer",
-				"err",
-				err,
-			)
+		if issuerCount := issuerCounts[opc.Spec.Issuer]; issuerCount > 1 {
+			if err := c.updateStatus(
+				ctx.Context,
+				opc.Namespace,
+				opc.Name,
+				configv1alpha1.DuplicateOIDCProviderStatus,
+				"Duplicate issuer",
+			); err != nil {
+				errs.add(fmt.Errorf("could not update status: %w", err))
+			}
 			continue
 		}
+
+		issuerURL, err := url.Parse(opc.Spec.Issuer)
+		if err != nil {
+			if err := c.updateStatus(
+				ctx.Context,
+				opc.Namespace,
+				opc.Name,
+				configv1alpha1.InvalidOIDCProviderStatus,
+				"Invalid issuer URL: "+err.Error(),
+			); err != nil {
+				errs.add(fmt.Errorf("could not update status: %w", err))
+			}
+			continue
+		}
+
 		oidcProvider := &provider.OIDCProvider{Issuer: issuerURL}
 		err = oidcProvider.Validate()
 		if err != nil {
-			klog.InfoS(
-				"OIDCProviderConfigWatcherController Sync could failed to validate OIDCProviderConfig",
-				"err",
-				err,
-			)
+			if err := c.updateStatus(
+				ctx.Context,
+				opc.Namespace,
+				opc.Name,
+				configv1alpha1.InvalidOIDCProviderStatus,
+				"Invalid issuer: "+err.Error(),
+			); err != nil {
+				errs.add(fmt.Errorf("could not update status: %w", err))
+			}
 			continue
 		}
+
 		oidcProviders = append(oidcProviders, oidcProvider)
-		klog.InfoS(
-			"OIDCProviderConfigWatcherController Sync accepted OIDCProviderConfig",
-			"issuer",
-			issuerURL,
-		)
+		if err := c.updateStatus(
+			ctx.Context,
+			opc.Namespace,
+			opc.Name,
+			configv1alpha1.SuccessOIDCProviderStatus,
+			"Provider successfully created",
+		); err != nil {
+			// errs.add(fmt.Errorf("could not update status: %w", err))
+			return fmt.Errorf("could not update status: %w", err)
+		}
 	}
 
 	c.providerSetter.SetProviders(oidcProviders...)
+
+	return errs.errOrNil()
+}
+
+func (c *oidcProviderConfigWatcherController) updateStatus(
+	ctx context.Context,
+	namespace, name string,
+	status configv1alpha1.OIDCProviderStatus,
+	message string,
+) error {
+	return retry.RetryOnConflict(retry.DefaultRetry, func() error {
+		opc, err := c.client.ConfigV1alpha1().OIDCProviderConfigs(namespace).Get(ctx, name, metav1.GetOptions{})
+		if err != nil {
+			return fmt.Errorf("get failed: %w", err)
+		}
+
+		if opc.Status.Status == status && opc.Status.Message == message {
+			return nil
+		}
+
+		klog.InfoS(
+			"attempting status update",
+			"openidproviderconfig",
+			klog.KRef(namespace, name),
+			"status",
+			status,
+			"message",
+			message,
+		)
+		opc.Status.Status = status
+		opc.Status.Message = message
+		_, err = c.client.ConfigV1alpha1().OIDCProviderConfigs(namespace).Update(ctx, opc, metav1.UpdateOptions{})
+		return err
+	})
+}
+
+type multiError []error
+
+func newMultiError() multiError {
+	return make([]error, 0)
+}
+
+func (m *multiError) add(err error) {
+	*m = append(*m, err)
+}
+
+func (m multiError) len() int {
+	return len(m)
+}
+
+func (m multiError) Error() string {
+	sb := strings.Builder{}
+	fmt.Fprintf(&sb, "%d errors:", m.len())
+	for _, err := range m {
+		fmt.Fprintf(&sb, "\n- %s", err.Error())
+	}
+	return sb.String()
+}
+
+func (m multiError) errOrNil() error {
+	if m.len() > 0 {
+		return m
+	}
 	return nil
 }

test/integration/supervisor_discovery_test.go

@@ -59,21 +59,43 @@ func TestSupervisorOIDCDiscovery(t *testing.T) {
 	issuer2 := fmt.Sprintf("http://%s/nested/issuer2", env.SupervisorAddress)
 	issuer3 := fmt.Sprintf("http://%s/issuer3", env.SupervisorAddress)
 	issuer4 := fmt.Sprintf("http://%s/issuer4", env.SupervisorAddress)
+	issuer5 := fmt.Sprintf("http://%s/issuer5", env.SupervisorAddress)
+	badIssuer := fmt.Sprintf("http://%s/badIssuer?cannot-use=queries", env.SupervisorAddress)
 
 	// When OIDCProviderConfig are created in sequence they each cause a discovery endpoint to appear only for as long as the OIDCProviderConfig exists.
-	createdOIDCProviderConfig1 := requireCreatingOIDCProviderConfigCausesWellKnownEndpointToAppear(t, client, ns, issuer1, "from-integration-test1")
-	requireDeletingOIDCProviderConfigCausesWellKnownEndpointToDisappear(t, createdOIDCProviderConfig1, client, ns, issuer1)
-	createdOIDCProviderConfig2 := requireCreatingOIDCProviderConfigCausesWellKnownEndpointToAppear(t, client, ns, issuer2, "from-integration-test2")
-	requireDeletingOIDCProviderConfigCausesWellKnownEndpointToDisappear(t, createdOIDCProviderConfig2, client, ns, issuer2)
+	config1 := requireCreatingOIDCProviderConfigCausesWellKnownEndpointToAppear(t, client, ns, issuer1, "from-integration-test1")
+	requireDeletingOIDCProviderConfigCausesWellKnownEndpointToDisappear(t, config1, client, ns, issuer1)
+	config2 := requireCreatingOIDCProviderConfigCausesWellKnownEndpointToAppear(t, client, ns, issuer2, "from-integration-test2")
+	requireDeletingOIDCProviderConfigCausesWellKnownEndpointToDisappear(t, config2, client, ns, issuer2)
 
 	// When multiple OIDCProviderConfigs exist at the same time they each serve a unique discovery endpoint.
-	createdOIDCProviderConfig3 := requireCreatingOIDCProviderConfigCausesWellKnownEndpointToAppear(t, client, ns, issuer3, "from-integration-test3")
-	createdOIDCProviderConfig4 := requireCreatingOIDCProviderConfigCausesWellKnownEndpointToAppear(t, client, ns, issuer4, "from-integration-test4")
+	config3 := requireCreatingOIDCProviderConfigCausesWellKnownEndpointToAppear(t, client, ns, issuer3, "from-integration-test3")
+	config4 := requireCreatingOIDCProviderConfigCausesWellKnownEndpointToAppear(t, client, ns, issuer4, "from-integration-test4")
 	requireWellKnownEndpointIsWorking(t, issuer3) // discovery for issuer3 is still working after issuer4 started working
 
 	// When they are deleted they stop serving discovery endpoints.
-	requireDeletingOIDCProviderConfigCausesWellKnownEndpointToDisappear(t, createdOIDCProviderConfig3, client, ns, issuer2)
-	requireDeletingOIDCProviderConfigCausesWellKnownEndpointToDisappear(t, createdOIDCProviderConfig4, client, ns, issuer2)
+	requireDeletingOIDCProviderConfigCausesWellKnownEndpointToDisappear(t, config3, client, ns, issuer3)
+	requireDeletingOIDCProviderConfigCausesWellKnownEndpointToDisappear(t, config4, client, ns, issuer4)
+
+	// When the same issuer is added twice, both issuers are marked as duplicates, and neither provider is serving.
+	config5Duplicate1 := requireCreatingOIDCProviderConfigCausesWellKnownEndpointToAppear(t, client, ns, issuer5, "from-integration-test5")
+	config5Duplicate2 := createOIDCProviderConfig(t, "from-integration-test5-duplicate", client, ns, issuer5)
+	requireStatus(t, client, ns, config5Duplicate1.Name, v1alpha1.DuplicateOIDCProviderStatus)
+	requireStatus(t, client, ns, config5Duplicate2.Name, v1alpha1.DuplicateOIDCProviderStatus)
+	requireDiscoveryEndpointIsNotFound(t, issuer5)
+
+	// If we delete the first duplicate issuer, the second duplicate issuer starts serving.
+	requireDelete(t, client, ns, config5Duplicate1.Name)
+	requireWellKnownEndpointIsWorking(t, issuer5)
+	requireStatus(t, client, ns, config5Duplicate2.Name, v1alpha1.SuccessOIDCProviderStatus)
+
+	// When we finally delete all issuers, the endpoint should be down.
+	requireDeletingOIDCProviderConfigCausesWellKnownEndpointToDisappear(t, config5Duplicate2, client, ns, issuer5)
+
+	// When we create a provider with an invalid issuer, the status is set to invalid.
+	badConfig := createOIDCProviderConfig(t, "from-integration-test6", client, ns, badIssuer)
+	requireStatus(t, client, ns, badConfig.Name, v1alpha1.InvalidOIDCProviderStatus)
+	requireDiscoveryEndpointIsNotFound(t, badIssuer)
 }
 
 func requireDiscoveryEndpointIsNotFound(t *testing.T, issuerName string) {
@@ -104,6 +126,7 @@ func requireCreatingOIDCProviderConfigCausesWellKnownEndpointToAppear(t *testing
 	t.Helper()
 	newOIDCProviderConfig := createOIDCProviderConfig(t, oidcProviderConfigName, client, ns, issuerName)
 	requireWellKnownEndpointIsWorking(t, issuerName)
+	requireStatus(t, client, ns, oidcProviderConfigName, v1alpha1.SuccessOIDCProviderStatus)
 	return newOIDCProviderConfig
 }
 
@@ -205,3 +228,27 @@ func createOIDCProviderConfig(t *testing.T, oidcProviderConfigName string, clien
 
 	return createdOIDCProviderConfig
 }
+
+func requireDelete(t *testing.T, client pinnipedclientset.Interface, ns, name string) {
+	t.Helper()
+	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
+	defer cancel()
+
+	err := client.ConfigV1alpha1().OIDCProviderConfigs(ns).Delete(ctx, name, metav1.DeleteOptions{})
+	require.NoError(t, err)
+}
+
+func requireStatus(t *testing.T, client pinnipedclientset.Interface, ns, name string, status v1alpha1.OIDCProviderStatus) {
+	t.Helper()
+	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
+	defer cancel()
+
+	var opc *v1alpha1.OIDCProviderConfig
+	var err error
+	assert.Eventually(t, func() bool {
+		opc, err = client.ConfigV1alpha1().OIDCProviderConfigs(ns).Get(ctx, name, metav1.GetOptions{})
+		return err == nil && opc.Status.Status == status
+	}, 10*time.Second, 200*time.Millisecond)
+	require.NoError(t, err)
+	require.Equalf(t, status, opc.Status.Status, "unexpected status (message = '%s')", opc.Status.Message)
+}