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zz_generated_controllers.go
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zz_generated_controllers.go
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/*
Copyright 2021 Kong, Inc.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
// Code generated by Kong; DO NOT EDIT.
package configuration
import (
"context"
"fmt"
"time"
"github.com/go-logr/logr"
corev1 "k8s.io/api/core/v1"
discoveryv1 "k8s.io/api/discovery/v1"
netv1 "k8s.io/api/networking/v1"
apierrors "k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/runtime/schema"
k8stypes "k8s.io/apimachinery/pkg/types"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/controller-runtime/pkg/controller"
"sigs.k8s.io/controller-runtime/pkg/handler"
"sigs.k8s.io/controller-runtime/pkg/predicate"
"sigs.k8s.io/controller-runtime/pkg/reconcile"
"sigs.k8s.io/controller-runtime/pkg/source"
"github.com/kong/kubernetes-ingress-controller/v3/internal/controllers"
ctrlref "github.com/kong/kubernetes-ingress-controller/v3/internal/controllers/reference"
ctrlutils "github.com/kong/kubernetes-ingress-controller/v3/internal/controllers/utils"
"github.com/kong/kubernetes-ingress-controller/v3/internal/dataplane"
"github.com/kong/kubernetes-ingress-controller/v3/internal/util"
"github.com/kong/kubernetes-ingress-controller/v3/internal/util/kubernetes/object/status"
kongv1 "github.com/kong/kubernetes-ingress-controller/v3/pkg/apis/configuration/v1"
kongv1alpha1 "github.com/kong/kubernetes-ingress-controller/v3/pkg/apis/configuration/v1alpha1"
kongv1beta1 "github.com/kong/kubernetes-ingress-controller/v3/pkg/apis/configuration/v1beta1"
incubatorv1alpha1 "github.com/kong/kubernetes-ingress-controller/v3/pkg/apis/incubator/v1alpha1"
)
// -----------------------------------------------------------------------------
// CoreV1 Service - Reconciler
// -----------------------------------------------------------------------------
// CoreV1ServiceReconciler reconciles Service resources
type CoreV1ServiceReconciler struct {
client.Client
Log logr.Logger
Scheme *runtime.Scheme
DataplaneClient controllers.DataPlane
CacheSyncTimeout time.Duration
ReferenceIndexers ctrlref.CacheIndexers
}
var _ controllers.Reconciler = &CoreV1ServiceReconciler{}
// SetupWithManager sets up the controller with the Manager.
func (r *CoreV1ServiceReconciler) SetupWithManager(mgr ctrl.Manager) error {
c, err := controller.New("CoreV1Service", mgr, controller.Options{
Reconciler: r,
LogConstructor: func(_ *reconcile.Request) logr.Logger {
return r.Log
},
CacheSyncTimeout: r.CacheSyncTimeout,
})
if err != nil {
return err
}
return c.Watch(
source.Kind(mgr.GetCache(), &corev1.Service{}),
&handler.EnqueueRequestForObject{},
)
}
// SetLogger sets the logger.
func (r *CoreV1ServiceReconciler) SetLogger(l logr.Logger) {
r.Log = l
}
//+kubebuilder:rbac:groups="",resources=services,verbs=get;list;watch
//+kubebuilder:rbac:groups="",resources=services/status,verbs=get;update;patch
// Reconcile processes the watched objects
func (r *CoreV1ServiceReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) {
log := r.Log.WithValues("CoreV1Service", req.NamespacedName)
// get the relevant object
obj := new(corev1.Service)
if err := r.Get(ctx, req.NamespacedName, obj); err != nil {
if apierrors.IsNotFound(err) {
obj.Namespace = req.Namespace
obj.Name = req.Name
// remove reference record where the Service is the referrer
if err := ctrlref.DeleteReferencesByReferrer(r.ReferenceIndexers, r.DataplaneClient, obj); err != nil {
return ctrl.Result{}, err
}
return ctrl.Result{}, r.DataplaneClient.DeleteObject(obj)
}
return ctrl.Result{}, err
}
log.V(util.DebugLevel).Info("Reconciling resource", "namespace", req.Namespace, "name", req.Name)
// clean the object up if it's being deleted
if !obj.DeletionTimestamp.IsZero() && time.Now().After(obj.DeletionTimestamp.Time) {
log.V(util.DebugLevel).Info("Resource is being deleted, its configuration will be removed", "type", "Service", "namespace", req.Namespace, "name", req.Name)
// remove reference record where the Service is the referrer
if err := ctrlref.DeleteReferencesByReferrer(r.ReferenceIndexers, r.DataplaneClient, obj); err != nil {
return ctrl.Result{}, err
}
objectExistsInCache, err := r.DataplaneClient.ObjectExists(obj)
if err != nil {
return ctrl.Result{}, err
}
if objectExistsInCache {
if err := r.DataplaneClient.DeleteObject(obj); err != nil {
return ctrl.Result{}, err
}
return ctrl.Result{Requeue: true}, nil // wait until the object is no longer present in the cache
}
return ctrl.Result{}, nil
}
// update the kong Admin API with the changes
if err := r.DataplaneClient.UpdateObject(obj); err != nil {
return ctrl.Result{}, err
}
// update reference relationship from the Service to other objects.
if err := updateReferredObjects(ctx, r.Client, r.ReferenceIndexers, r.DataplaneClient, obj); err != nil {
if apierrors.IsNotFound(err) {
// reconcile again if the secret does not exist yet
return ctrl.Result{
Requeue: true,
}, nil
}
return ctrl.Result{}, err
}
return ctrl.Result{}, nil
}
// -----------------------------------------------------------------------------
// DiscoveryV1 EndpointSlice - Reconciler
// -----------------------------------------------------------------------------
// DiscoveryV1EndpointSliceReconciler reconciles EndpointSlice resources
type DiscoveryV1EndpointSliceReconciler struct {
client.Client
Log logr.Logger
Scheme *runtime.Scheme
DataplaneClient controllers.DataPlane
CacheSyncTimeout time.Duration
}
var _ controllers.Reconciler = &DiscoveryV1EndpointSliceReconciler{}
// SetupWithManager sets up the controller with the Manager.
func (r *DiscoveryV1EndpointSliceReconciler) SetupWithManager(mgr ctrl.Manager) error {
c, err := controller.New("DiscoveryV1EndpointSlice", mgr, controller.Options{
Reconciler: r,
LogConstructor: func(_ *reconcile.Request) logr.Logger {
return r.Log
},
CacheSyncTimeout: r.CacheSyncTimeout,
})
if err != nil {
return err
}
return c.Watch(
source.Kind(mgr.GetCache(), &discoveryv1.EndpointSlice{}),
&handler.EnqueueRequestForObject{},
)
}
// SetLogger sets the logger.
func (r *DiscoveryV1EndpointSliceReconciler) SetLogger(l logr.Logger) {
r.Log = l
}
//+kubebuilder:rbac:groups=discovery.k8s.io,resources=endpointslices,verbs=list;watch
// Reconcile processes the watched objects
func (r *DiscoveryV1EndpointSliceReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) {
log := r.Log.WithValues("DiscoveryV1EndpointSlice", req.NamespacedName)
// get the relevant object
obj := new(discoveryv1.EndpointSlice)
if err := r.Get(ctx, req.NamespacedName, obj); err != nil {
if apierrors.IsNotFound(err) {
obj.Namespace = req.Namespace
obj.Name = req.Name
return ctrl.Result{}, r.DataplaneClient.DeleteObject(obj)
}
return ctrl.Result{}, err
}
log.V(util.DebugLevel).Info("Reconciling resource", "namespace", req.Namespace, "name", req.Name)
// clean the object up if it's being deleted
if !obj.DeletionTimestamp.IsZero() && time.Now().After(obj.DeletionTimestamp.Time) {
log.V(util.DebugLevel).Info("Resource is being deleted, its configuration will be removed", "type", "EndpointSlice", "namespace", req.Namespace, "name", req.Name)
objectExistsInCache, err := r.DataplaneClient.ObjectExists(obj)
if err != nil {
return ctrl.Result{}, err
}
if objectExistsInCache {
if err := r.DataplaneClient.DeleteObject(obj); err != nil {
return ctrl.Result{}, err
}
return ctrl.Result{Requeue: true}, nil // wait until the object is no longer present in the cache
}
return ctrl.Result{}, nil
}
// update the kong Admin API with the changes
if err := r.DataplaneClient.UpdateObject(obj); err != nil {
return ctrl.Result{}, err
}
return ctrl.Result{}, nil
}
// -----------------------------------------------------------------------------
// NetV1 Ingress - Reconciler
// -----------------------------------------------------------------------------
// NetV1IngressReconciler reconciles Ingress resources
type NetV1IngressReconciler struct {
client.Client
Log logr.Logger
Scheme *runtime.Scheme
DataplaneClient controllers.DataPlane
CacheSyncTimeout time.Duration
DataplaneAddressFinder *dataplane.AddressFinder
StatusQueue *status.Queue
IngressClassName string
DisableIngressClassLookups bool
ReferenceIndexers ctrlref.CacheIndexers
}
var _ controllers.Reconciler = &NetV1IngressReconciler{}
// SetupWithManager sets up the controller with the Manager.
func (r *NetV1IngressReconciler) SetupWithManager(mgr ctrl.Manager) error {
c, err := controller.New("NetV1Ingress", mgr, controller.Options{
Reconciler: r,
LogConstructor: func(_ *reconcile.Request) logr.Logger {
return r.Log
},
CacheSyncTimeout: r.CacheSyncTimeout,
})
if err != nil {
return err
}
// if configured, start the status updater controller
if r.StatusQueue != nil {
if err := c.Watch(
&source.Channel{Source: r.StatusQueue.Subscribe(schema.GroupVersionKind{
Group: "networking.k8s.io",
Version: "v1",
Kind: "Ingress",
})},
&handler.EnqueueRequestForObject{},
); err != nil {
return err
}
}
if !r.DisableIngressClassLookups {
err = c.Watch(
source.Kind(mgr.GetCache(), &netv1.IngressClass{}),
handler.EnqueueRequestsFromMapFunc(r.listClassless),
predicate.NewPredicateFuncs(ctrlutils.IsDefaultIngressClass),
)
if err != nil {
return err
}
}
preds := ctrlutils.GeneratePredicateFuncsForIngressClassFilter(r.IngressClassName)
return c.Watch(
source.Kind(mgr.GetCache(), &netv1.Ingress{}),
&handler.EnqueueRequestForObject{},
preds,
)
}
// listClassless finds and reconciles all objects without ingress class information
func (r *NetV1IngressReconciler) listClassless(ctx context.Context, obj client.Object) []reconcile.Request {
resourceList := &netv1.IngressList{}
if err := r.Client.List(ctx, resourceList); err != nil {
r.Log.Error(err, "Failed to list classless ingresses")
return nil
}
var recs []reconcile.Request
for i, resource := range resourceList.Items {
if ctrlutils.IsIngressClassEmpty(&resourceList.Items[i]) {
recs = append(recs, reconcile.Request{
NamespacedName: k8stypes.NamespacedName{
Namespace: resource.Namespace,
Name: resource.Name,
},
})
}
}
return recs
}
// SetLogger sets the logger.
func (r *NetV1IngressReconciler) SetLogger(l logr.Logger) {
r.Log = l
}
//+kubebuilder:rbac:groups=networking.k8s.io,resources=ingresses,verbs=get;list;watch
//+kubebuilder:rbac:groups=networking.k8s.io,resources=ingresses/status,verbs=get;update;patch
// Reconcile processes the watched objects
func (r *NetV1IngressReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) {
log := r.Log.WithValues("NetV1Ingress", req.NamespacedName)
// get the relevant object
obj := new(netv1.Ingress)
if err := r.Get(ctx, req.NamespacedName, obj); err != nil {
if apierrors.IsNotFound(err) {
obj.Namespace = req.Namespace
obj.Name = req.Name
// remove reference record where the Ingress is the referrer
if err := ctrlref.DeleteReferencesByReferrer(r.ReferenceIndexers, r.DataplaneClient, obj); err != nil {
return ctrl.Result{}, err
}
return ctrl.Result{}, r.DataplaneClient.DeleteObject(obj)
}
return ctrl.Result{}, err
}
log.V(util.DebugLevel).Info("Reconciling resource", "namespace", req.Namespace, "name", req.Name)
// clean the object up if it's being deleted
if !obj.DeletionTimestamp.IsZero() && time.Now().After(obj.DeletionTimestamp.Time) {
log.V(util.DebugLevel).Info("Resource is being deleted, its configuration will be removed", "type", "Ingress", "namespace", req.Namespace, "name", req.Name)
// remove reference record where the Ingress is the referrer
if err := ctrlref.DeleteReferencesByReferrer(r.ReferenceIndexers, r.DataplaneClient, obj); err != nil {
return ctrl.Result{}, err
}
objectExistsInCache, err := r.DataplaneClient.ObjectExists(obj)
if err != nil {
return ctrl.Result{}, err
}
if objectExistsInCache {
if err := r.DataplaneClient.DeleteObject(obj); err != nil {
return ctrl.Result{}, err
}
return ctrl.Result{Requeue: true}, nil // wait until the object is no longer present in the cache
}
return ctrl.Result{}, nil
}
class := new(netv1.IngressClass)
if !r.DisableIngressClassLookups {
if err := r.Get(ctx, k8stypes.NamespacedName{Name: r.IngressClassName}, class); err != nil {
// we log this without taking action to support legacy configurations that only set ingressClassName or
// used the class annotation and did not create a corresponding IngressClass. We only need this to determine
// if the IngressClass is default or to configure default settings, and can assume no/no additional defaults
// if none exists.
log.V(util.DebugLevel).Info("Could not retrieve IngressClass", "ingressclass", r.IngressClassName)
}
}
// if the object is not configured with our ingress.class, then we need to ensure it's removed from the cache
if !ctrlutils.MatchesIngressClass(obj, r.IngressClassName, ctrlutils.IsDefaultIngressClass(class)) {
log.V(util.DebugLevel).Info("Object missing ingress class, ensuring it's removed from configuration",
"namespace", req.Namespace, "name", req.Name, "class", r.IngressClassName)
return ctrl.Result{}, r.DataplaneClient.DeleteObject(obj)
} else {
log.V(util.DebugLevel).Info("Object has matching ingress class", "namespace", req.Namespace, "name", req.Name,
"class", r.IngressClassName)
}
// update the kong Admin API with the changes
if err := r.DataplaneClient.UpdateObject(obj); err != nil {
return ctrl.Result{}, err
}
// update reference relationship from the Ingress to other objects.
if err := updateReferredObjects(ctx, r.Client, r.ReferenceIndexers, r.DataplaneClient, obj); err != nil {
if apierrors.IsNotFound(err) {
// reconcile again if the secret does not exist yet
return ctrl.Result{
Requeue: true,
}, nil
}
return ctrl.Result{}, err
}
// if status updates are enabled report the status for the object
if r.DataplaneClient.AreKubernetesObjectReportsEnabled() {
log.V(util.DebugLevel).Info("Determining whether data-plane configuration has succeeded", "namespace", req.Namespace, "name", req.Name)
if !r.DataplaneClient.KubernetesObjectIsConfigured(obj) {
log.V(util.DebugLevel).Info("Resource not yet configured in the data-plane", "namespace", req.Namespace, "name", req.Name)
return ctrl.Result{Requeue: true}, nil // requeue until the object has been properly configured
}
log.V(util.DebugLevel).Info("Determining gateway addresses for object status updates", "namespace", req.Namespace, "name", req.Name)
addrs, err := r.DataplaneAddressFinder.GetLoadBalancerAddresses(ctx)
if err != nil {
return ctrl.Result{}, err
}
log.V(util.DebugLevel).Info("Found addresses for data-plane updating object status", "namespace", req.Namespace, "name", req.Name)
updateNeeded, err := ctrlutils.UpdateLoadBalancerIngress(obj, addrs)
if err != nil {
return ctrl.Result{}, fmt.Errorf("failed to update load balancer address: %w", err)
}
if updateNeeded {
return ctrl.Result{}, r.Status().Update(ctx, obj)
}
log.V(util.DebugLevel).Info("Status update not needed", "namespace", req.Namespace, "name", req.Name)
}
return ctrl.Result{}, nil
}
// -----------------------------------------------------------------------------
// NetV1 IngressClass - Reconciler
// -----------------------------------------------------------------------------
// NetV1IngressClassReconciler reconciles IngressClass resources
type NetV1IngressClassReconciler struct {
client.Client
Log logr.Logger
Scheme *runtime.Scheme
DataplaneClient controllers.DataPlane
CacheSyncTimeout time.Duration
}
var _ controllers.Reconciler = &NetV1IngressClassReconciler{}
// SetupWithManager sets up the controller with the Manager.
func (r *NetV1IngressClassReconciler) SetupWithManager(mgr ctrl.Manager) error {
c, err := controller.New("NetV1IngressClass", mgr, controller.Options{
Reconciler: r,
LogConstructor: func(_ *reconcile.Request) logr.Logger {
return r.Log
},
CacheSyncTimeout: r.CacheSyncTimeout,
})
if err != nil {
return err
}
return c.Watch(
source.Kind(mgr.GetCache(), &netv1.IngressClass{}),
&handler.EnqueueRequestForObject{},
)
}
// SetLogger sets the logger.
func (r *NetV1IngressClassReconciler) SetLogger(l logr.Logger) {
r.Log = l
}
//+kubebuilder:rbac:groups=networking.k8s.io,resources=ingressclasses,verbs=get;list;watch
// Reconcile processes the watched objects
func (r *NetV1IngressClassReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) {
log := r.Log.WithValues("NetV1IngressClass", req.NamespacedName)
// get the relevant object
obj := new(netv1.IngressClass)
if err := r.Get(ctx, req.NamespacedName, obj); err != nil {
if apierrors.IsNotFound(err) {
obj.Namespace = req.Namespace
obj.Name = req.Name
return ctrl.Result{}, r.DataplaneClient.DeleteObject(obj)
}
return ctrl.Result{}, err
}
log.V(util.DebugLevel).Info("Reconciling resource", "namespace", req.Namespace, "name", req.Name)
// clean the object up if it's being deleted
if !obj.DeletionTimestamp.IsZero() && time.Now().After(obj.DeletionTimestamp.Time) {
log.V(util.DebugLevel).Info("Resource is being deleted, its configuration will be removed", "type", "IngressClass", "namespace", req.Namespace, "name", req.Name)
objectExistsInCache, err := r.DataplaneClient.ObjectExists(obj)
if err != nil {
return ctrl.Result{}, err
}
if objectExistsInCache {
if err := r.DataplaneClient.DeleteObject(obj); err != nil {
return ctrl.Result{}, err
}
return ctrl.Result{Requeue: true}, nil // wait until the object is no longer present in the cache
}
return ctrl.Result{}, nil
}
// update the kong Admin API with the changes
if err := r.DataplaneClient.UpdateObject(obj); err != nil {
return ctrl.Result{}, err
}
return ctrl.Result{}, nil
}
// -----------------------------------------------------------------------------
// KongV1 KongIngress - Reconciler
// -----------------------------------------------------------------------------
// KongV1KongIngressReconciler reconciles KongIngress resources
type KongV1KongIngressReconciler struct {
client.Client
Log logr.Logger
Scheme *runtime.Scheme
DataplaneClient controllers.DataPlane
CacheSyncTimeout time.Duration
}
var _ controllers.Reconciler = &KongV1KongIngressReconciler{}
// SetupWithManager sets up the controller with the Manager.
func (r *KongV1KongIngressReconciler) SetupWithManager(mgr ctrl.Manager) error {
c, err := controller.New("KongV1KongIngress", mgr, controller.Options{
Reconciler: r,
LogConstructor: func(_ *reconcile.Request) logr.Logger {
return r.Log
},
CacheSyncTimeout: r.CacheSyncTimeout,
})
if err != nil {
return err
}
return c.Watch(
source.Kind(mgr.GetCache(), &kongv1.KongIngress{}),
&handler.EnqueueRequestForObject{},
)
}
// SetLogger sets the logger.
func (r *KongV1KongIngressReconciler) SetLogger(l logr.Logger) {
r.Log = l
}
//+kubebuilder:rbac:groups=configuration.konghq.com,resources=kongingresses,verbs=get;list;watch
//+kubebuilder:rbac:groups=configuration.konghq.com,resources=kongingresses/status,verbs=get;update;patch
// Reconcile processes the watched objects
func (r *KongV1KongIngressReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) {
log := r.Log.WithValues("KongV1KongIngress", req.NamespacedName)
// get the relevant object
obj := new(kongv1.KongIngress)
if err := r.Get(ctx, req.NamespacedName, obj); err != nil {
if apierrors.IsNotFound(err) {
obj.Namespace = req.Namespace
obj.Name = req.Name
return ctrl.Result{}, r.DataplaneClient.DeleteObject(obj)
}
return ctrl.Result{}, err
}
log.V(util.DebugLevel).Info("Reconciling resource", "namespace", req.Namespace, "name", req.Name)
// clean the object up if it's being deleted
if !obj.DeletionTimestamp.IsZero() && time.Now().After(obj.DeletionTimestamp.Time) {
log.V(util.DebugLevel).Info("Resource is being deleted, its configuration will be removed", "type", "KongIngress", "namespace", req.Namespace, "name", req.Name)
objectExistsInCache, err := r.DataplaneClient.ObjectExists(obj)
if err != nil {
return ctrl.Result{}, err
}
if objectExistsInCache {
if err := r.DataplaneClient.DeleteObject(obj); err != nil {
return ctrl.Result{}, err
}
return ctrl.Result{Requeue: true}, nil // wait until the object is no longer present in the cache
}
return ctrl.Result{}, nil
}
// update the kong Admin API with the changes
if err := r.DataplaneClient.UpdateObject(obj); err != nil {
return ctrl.Result{}, err
}
return ctrl.Result{}, nil
}
// -----------------------------------------------------------------------------
// KongV1 KongPlugin - Reconciler
// -----------------------------------------------------------------------------
// KongV1KongPluginReconciler reconciles KongPlugin resources
type KongV1KongPluginReconciler struct {
client.Client
Log logr.Logger
Scheme *runtime.Scheme
DataplaneClient controllers.DataPlane
CacheSyncTimeout time.Duration
ReferenceIndexers ctrlref.CacheIndexers
}
var _ controllers.Reconciler = &KongV1KongPluginReconciler{}
// SetupWithManager sets up the controller with the Manager.
func (r *KongV1KongPluginReconciler) SetupWithManager(mgr ctrl.Manager) error {
c, err := controller.New("KongV1KongPlugin", mgr, controller.Options{
Reconciler: r,
LogConstructor: func(_ *reconcile.Request) logr.Logger {
return r.Log
},
CacheSyncTimeout: r.CacheSyncTimeout,
})
if err != nil {
return err
}
return c.Watch(
source.Kind(mgr.GetCache(), &kongv1.KongPlugin{}),
&handler.EnqueueRequestForObject{},
)
}
// SetLogger sets the logger.
func (r *KongV1KongPluginReconciler) SetLogger(l logr.Logger) {
r.Log = l
}
//+kubebuilder:rbac:groups=configuration.konghq.com,resources=kongplugins,verbs=get;list;watch
//+kubebuilder:rbac:groups=configuration.konghq.com,resources=kongplugins/status,verbs=get;update;patch
// Reconcile processes the watched objects
func (r *KongV1KongPluginReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) {
log := r.Log.WithValues("KongV1KongPlugin", req.NamespacedName)
// get the relevant object
obj := new(kongv1.KongPlugin)
if err := r.Get(ctx, req.NamespacedName, obj); err != nil {
if apierrors.IsNotFound(err) {
obj.Namespace = req.Namespace
obj.Name = req.Name
// remove reference record where the KongPlugin is the referrer
if err := ctrlref.DeleteReferencesByReferrer(r.ReferenceIndexers, r.DataplaneClient, obj); err != nil {
return ctrl.Result{}, err
}
return ctrl.Result{}, r.DataplaneClient.DeleteObject(obj)
}
return ctrl.Result{}, err
}
log.V(util.DebugLevel).Info("Reconciling resource", "namespace", req.Namespace, "name", req.Name)
// clean the object up if it's being deleted
if !obj.DeletionTimestamp.IsZero() && time.Now().After(obj.DeletionTimestamp.Time) {
log.V(util.DebugLevel).Info("Resource is being deleted, its configuration will be removed", "type", "KongPlugin", "namespace", req.Namespace, "name", req.Name)
// remove reference record where the KongPlugin is the referrer
if err := ctrlref.DeleteReferencesByReferrer(r.ReferenceIndexers, r.DataplaneClient, obj); err != nil {
return ctrl.Result{}, err
}
objectExistsInCache, err := r.DataplaneClient.ObjectExists(obj)
if err != nil {
return ctrl.Result{}, err
}
if objectExistsInCache {
if err := r.DataplaneClient.DeleteObject(obj); err != nil {
return ctrl.Result{}, err
}
return ctrl.Result{Requeue: true}, nil // wait until the object is no longer present in the cache
}
return ctrl.Result{}, nil
}
// update the kong Admin API with the changes
if err := r.DataplaneClient.UpdateObject(obj); err != nil {
return ctrl.Result{}, err
}
// update reference relationship from the KongPlugin to other objects.
if err := updateReferredObjects(ctx, r.Client, r.ReferenceIndexers, r.DataplaneClient, obj); err != nil {
if apierrors.IsNotFound(err) {
// reconcile again if the secret does not exist yet
return ctrl.Result{
Requeue: true,
}, nil
}
return ctrl.Result{}, err
}
return ctrl.Result{}, nil
}
// -----------------------------------------------------------------------------
// KongV1 KongClusterPlugin - Reconciler
// -----------------------------------------------------------------------------
// KongV1KongClusterPluginReconciler reconciles KongClusterPlugin resources
type KongV1KongClusterPluginReconciler struct {
client.Client
Log logr.Logger
Scheme *runtime.Scheme
DataplaneClient controllers.DataPlane
CacheSyncTimeout time.Duration
IngressClassName string
DisableIngressClassLookups bool
ReferenceIndexers ctrlref.CacheIndexers
}
var _ controllers.Reconciler = &KongV1KongClusterPluginReconciler{}
// SetupWithManager sets up the controller with the Manager.
func (r *KongV1KongClusterPluginReconciler) SetupWithManager(mgr ctrl.Manager) error {
c, err := controller.New("KongV1KongClusterPlugin", mgr, controller.Options{
Reconciler: r,
LogConstructor: func(_ *reconcile.Request) logr.Logger {
return r.Log
},
CacheSyncTimeout: r.CacheSyncTimeout,
})
if err != nil {
return err
}
if !r.DisableIngressClassLookups {
err = c.Watch(
source.Kind(mgr.GetCache(), &netv1.IngressClass{}),
handler.EnqueueRequestsFromMapFunc(r.listClassless),
predicate.NewPredicateFuncs(ctrlutils.IsDefaultIngressClass),
)
if err != nil {
return err
}
}
preds := ctrlutils.GeneratePredicateFuncsForIngressClassFilter(r.IngressClassName)
return c.Watch(
source.Kind(mgr.GetCache(), &kongv1.KongClusterPlugin{}),
&handler.EnqueueRequestForObject{},
preds,
)
}
// listClassless finds and reconciles all objects without ingress class information
func (r *KongV1KongClusterPluginReconciler) listClassless(ctx context.Context, obj client.Object) []reconcile.Request {
resourceList := &kongv1.KongClusterPluginList{}
if err := r.Client.List(ctx, resourceList); err != nil {
r.Log.Error(err, "Failed to list classless kongclusterplugins")
return nil
}
var recs []reconcile.Request
for i, resource := range resourceList.Items {
if ctrlutils.IsIngressClassEmpty(&resourceList.Items[i]) {
recs = append(recs, reconcile.Request{
NamespacedName: k8stypes.NamespacedName{
Namespace: resource.Namespace,
Name: resource.Name,
},
})
}
}
return recs
}
// SetLogger sets the logger.
func (r *KongV1KongClusterPluginReconciler) SetLogger(l logr.Logger) {
r.Log = l
}
//+kubebuilder:rbac:groups=configuration.konghq.com,resources=kongclusterplugins,verbs=get;list;watch
//+kubebuilder:rbac:groups=configuration.konghq.com,resources=kongclusterplugins/status,verbs=get;update;patch
// Reconcile processes the watched objects
func (r *KongV1KongClusterPluginReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) {
log := r.Log.WithValues("KongV1KongClusterPlugin", req.NamespacedName)
// get the relevant object
obj := new(kongv1.KongClusterPlugin)
if err := r.Get(ctx, req.NamespacedName, obj); err != nil {
if apierrors.IsNotFound(err) {
obj.Namespace = req.Namespace
obj.Name = req.Name
// remove reference record where the KongClusterPlugin is the referrer
if err := ctrlref.DeleteReferencesByReferrer(r.ReferenceIndexers, r.DataplaneClient, obj); err != nil {
return ctrl.Result{}, err
}
return ctrl.Result{}, r.DataplaneClient.DeleteObject(obj)
}
return ctrl.Result{}, err
}
log.V(util.DebugLevel).Info("Reconciling resource", "namespace", req.Namespace, "name", req.Name)
// clean the object up if it's being deleted
if !obj.DeletionTimestamp.IsZero() && time.Now().After(obj.DeletionTimestamp.Time) {
log.V(util.DebugLevel).Info("Resource is being deleted, its configuration will be removed", "type", "KongClusterPlugin", "namespace", req.Namespace, "name", req.Name)
// remove reference record where the KongClusterPlugin is the referrer
if err := ctrlref.DeleteReferencesByReferrer(r.ReferenceIndexers, r.DataplaneClient, obj); err != nil {
return ctrl.Result{}, err
}
objectExistsInCache, err := r.DataplaneClient.ObjectExists(obj)
if err != nil {
return ctrl.Result{}, err
}
if objectExistsInCache {
if err := r.DataplaneClient.DeleteObject(obj); err != nil {
return ctrl.Result{}, err
}
return ctrl.Result{Requeue: true}, nil // wait until the object is no longer present in the cache
}
return ctrl.Result{}, nil
}
class := new(netv1.IngressClass)
if !r.DisableIngressClassLookups {
if err := r.Get(ctx, k8stypes.NamespacedName{Name: r.IngressClassName}, class); err != nil {
// we log this without taking action to support legacy configurations that only set ingressClassName or
// used the class annotation and did not create a corresponding IngressClass. We only need this to determine
// if the IngressClass is default or to configure default settings, and can assume no/no additional defaults
// if none exists.
log.V(util.DebugLevel).Info("Could not retrieve IngressClass", "ingressclass", r.IngressClassName)
}
}
// if the object is not configured with our ingress.class, then we need to ensure it's removed from the cache
if !ctrlutils.MatchesIngressClass(obj, r.IngressClassName, ctrlutils.IsDefaultIngressClass(class)) {
log.V(util.DebugLevel).Info("Object missing ingress class, ensuring it's removed from configuration",
"namespace", req.Namespace, "name", req.Name, "class", r.IngressClassName)
return ctrl.Result{}, r.DataplaneClient.DeleteObject(obj)
} else {
log.V(util.DebugLevel).Info("Object has matching ingress class", "namespace", req.Namespace, "name", req.Name,
"class", r.IngressClassName)
}
// update the kong Admin API with the changes
if err := r.DataplaneClient.UpdateObject(obj); err != nil {
return ctrl.Result{}, err
}
// update reference relationship from the KongClusterPlugin to other objects.
if err := updateReferredObjects(ctx, r.Client, r.ReferenceIndexers, r.DataplaneClient, obj); err != nil {
if apierrors.IsNotFound(err) {
// reconcile again if the secret does not exist yet
return ctrl.Result{
Requeue: true,
}, nil
}
return ctrl.Result{}, err
}
return ctrl.Result{}, nil
}
// -----------------------------------------------------------------------------
// KongV1 KongConsumer - Reconciler
// -----------------------------------------------------------------------------
// KongV1KongConsumerReconciler reconciles KongConsumer resources
type KongV1KongConsumerReconciler struct {
client.Client
Log logr.Logger
Scheme *runtime.Scheme
DataplaneClient controllers.DataPlane
CacheSyncTimeout time.Duration
StatusQueue *status.Queue
IngressClassName string
DisableIngressClassLookups bool
ReferenceIndexers ctrlref.CacheIndexers
}
var _ controllers.Reconciler = &KongV1KongConsumerReconciler{}
// SetupWithManager sets up the controller with the Manager.
func (r *KongV1KongConsumerReconciler) SetupWithManager(mgr ctrl.Manager) error {
c, err := controller.New("KongV1KongConsumer", mgr, controller.Options{
Reconciler: r,
LogConstructor: func(_ *reconcile.Request) logr.Logger {
return r.Log
},
CacheSyncTimeout: r.CacheSyncTimeout,
})
if err != nil {
return err
}
// if configured, start the status updater controller
if r.StatusQueue != nil {
if err := c.Watch(
&source.Channel{Source: r.StatusQueue.Subscribe(schema.GroupVersionKind{
Group: "configuration.konghq.com",
Version: "v1",
Kind: "KongConsumer",
})},
&handler.EnqueueRequestForObject{},
); err != nil {
return err
}
}
if !r.DisableIngressClassLookups {
err = c.Watch(
source.Kind(mgr.GetCache(), &netv1.IngressClass{}),
handler.EnqueueRequestsFromMapFunc(r.listClassless),
predicate.NewPredicateFuncs(ctrlutils.IsDefaultIngressClass),
)
if err != nil {
return err
}
}
preds := ctrlutils.GeneratePredicateFuncsForIngressClassFilter(r.IngressClassName)
return c.Watch(
source.Kind(mgr.GetCache(), &kongv1.KongConsumer{}),
&handler.EnqueueRequestForObject{},
preds,
)
}
// listClassless finds and reconciles all objects without ingress class information
func (r *KongV1KongConsumerReconciler) listClassless(ctx context.Context, obj client.Object) []reconcile.Request {
resourceList := &kongv1.KongConsumerList{}
if err := r.Client.List(ctx, resourceList); err != nil {
r.Log.Error(err, "Failed to list classless kongconsumers")
return nil
}
var recs []reconcile.Request
for i, resource := range resourceList.Items {
if ctrlutils.IsIngressClassEmpty(&resourceList.Items[i]) {
recs = append(recs, reconcile.Request{
NamespacedName: k8stypes.NamespacedName{
Namespace: resource.Namespace,
Name: resource.Name,
},
})
}
}
return recs
}
// SetLogger sets the logger.
func (r *KongV1KongConsumerReconciler) SetLogger(l logr.Logger) {
r.Log = l
}
//+kubebuilder:rbac:groups=configuration.konghq.com,resources=kongconsumers,verbs=get;list;watch
//+kubebuilder:rbac:groups=configuration.konghq.com,resources=kongconsumers/status,verbs=get;update;patch
// Reconcile processes the watched objects
func (r *KongV1KongConsumerReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) {
log := r.Log.WithValues("KongV1KongConsumer", req.NamespacedName)
// get the relevant object
obj := new(kongv1.KongConsumer)
if err := r.Get(ctx, req.NamespacedName, obj); err != nil {
if apierrors.IsNotFound(err) {
obj.Namespace = req.Namespace
obj.Name = req.Name
// remove reference record where the KongConsumer is the referrer
if err := ctrlref.DeleteReferencesByReferrer(r.ReferenceIndexers, r.DataplaneClient, obj); err != nil {
return ctrl.Result{}, err
}
return ctrl.Result{}, r.DataplaneClient.DeleteObject(obj)
}
return ctrl.Result{}, err
}
log.V(util.DebugLevel).Info("Reconciling resource", "namespace", req.Namespace, "name", req.Name)
// clean the object up if it's being deleted