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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,152 @@ | ||
| // Copyright The OpenTelemetry Authors | ||
| // | ||
| // 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. | ||
|
|
||
| // Package controllers contains the main controller, where the reconciliation starts. | ||
| package controllers | ||
|
|
||
| import ( | ||
| "context" | ||
|
|
||
| "github.com/go-logr/logr" | ||
| monitoringv1 "github.com/prometheus-operator/prometheus-operator/pkg/apis/monitoring/v1" | ||
| appsv1 "k8s.io/api/apps/v1" | ||
| corev1 "k8s.io/api/core/v1" | ||
| policyV1 "k8s.io/api/policy/v1" | ||
| apierrors "k8s.io/apimachinery/pkg/api/errors" | ||
| "k8s.io/apimachinery/pkg/runtime" | ||
| "k8s.io/client-go/tools/record" | ||
| ctrl "sigs.k8s.io/controller-runtime" | ||
| "sigs.k8s.io/controller-runtime/pkg/client" | ||
|
|
||
| "github.com/open-telemetry/opentelemetry-operator/apis/v1alpha1" | ||
| "github.com/open-telemetry/opentelemetry-operator/apis/v1beta1" | ||
| "github.com/open-telemetry/opentelemetry-operator/internal/config" | ||
| "github.com/open-telemetry/opentelemetry-operator/internal/manifests/targetallocator" | ||
| taStatus "github.com/open-telemetry/opentelemetry-operator/internal/status/targetallocator" | ||
| "github.com/open-telemetry/opentelemetry-operator/pkg/featuregate" | ||
| ) | ||
|
|
||
| // TargetAllocatorReconciler reconciles a TargetAllocator object. | ||
| type TargetAllocatorReconciler struct { | ||
| client.Client | ||
| recorder record.EventRecorder | ||
| scheme *runtime.Scheme | ||
| log logr.Logger | ||
| config config.Config | ||
| } | ||
|
|
||
| // TargetAllocatorReconcilerParams is the set of options to build a new TargetAllocatorReconciler. | ||
| type TargetAllocatorReconcilerParams struct { | ||
| client.Client | ||
| Recorder record.EventRecorder | ||
| Scheme *runtime.Scheme | ||
| Log logr.Logger | ||
| Config config.Config | ||
| } | ||
|
|
||
| func (r *TargetAllocatorReconciler) getParams(instance v1alpha1.TargetAllocator) targetallocator.Params { | ||
| p := targetallocator.Params{ | ||
| Config: r.config, | ||
| Client: r.Client, | ||
| Log: r.log, | ||
| Scheme: r.scheme, | ||
| Recorder: r.recorder, | ||
| TargetAllocator: instance, | ||
| } | ||
|
|
||
| return p | ||
| } | ||
|
|
||
| // NewTargetAllocatorReconciler creates a new reconciler for TargetAllocator objects. | ||
| func NewTargetAllocatorReconciler( | ||
| client client.Client, | ||
| scheme *runtime.Scheme, | ||
| recorder record.EventRecorder, | ||
| config config.Config, | ||
| logger logr.Logger, | ||
| ) *TargetAllocatorReconciler { | ||
| return &TargetAllocatorReconciler{ | ||
| Client: client, | ||
| log: logger, | ||
| scheme: scheme, | ||
| config: config, | ||
| recorder: recorder, | ||
| } | ||
| } | ||
|
|
||
| // TODO: Uncomment the lines below after enabling the TA controller in main.go | ||
| // // +kubebuilder:rbac:groups="",resources=pods;configmaps;services;serviceaccounts;persistentvolumeclaims;persistentvolumes,verbs=get;list;watch;create;update;patch;delete | ||
| // // +kubebuilder:rbac:groups="",resources=events,verbs=create;patch | ||
| // // +kubebuilder:rbac:groups=apps,resources=deployments,verbs=get;list;watch;create;update;patch;delete | ||
| // // +kubebuilder:rbac:groups=policy,resources=poddisruptionbudgets,verbs=get;list;watch;create;update;patch;delete | ||
| // // +kubebuilder:rbac:groups=monitoring.coreos.com,resources=servicemonitors;podmonitors,verbs=get;list;watch;create;update;patch;delete | ||
| // // +kubebuilder:rbac:groups=opentelemetry.io,resources=opentelemetrycollectors,verbs=get;list;watch;update;patch | ||
| // // +kubebuilder:rbac:groups=opentelemetry.io,resources=targetallocators,verbs=get;list;watch;update;patch | ||
| // // +kubebuilder:rbac:groups=opentelemetry.io,resources=targetallocators/status,verbs=get;update;patch | ||
|
|
||
| // Reconcile the current state of a TargetAllocator resource with the desired state. | ||
| func (r *TargetAllocatorReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) { | ||
| log := r.log.WithValues("targetallocator", req.NamespacedName) | ||
|
|
||
| var instance v1alpha1.TargetAllocator | ||
| if err := r.Client.Get(ctx, req.NamespacedName, &instance); err != nil { | ||
| if !apierrors.IsNotFound(err) { | ||
| log.Error(err, "unable to fetch TargetAllocator") | ||
| } | ||
|
|
||
| // we'll ignore not-found errors, since they can't be fixed by an immediate | ||
| // requeue (we'll need to wait for a new notification), and we can get them | ||
| // on deleted requests. | ||
| return ctrl.Result{}, client.IgnoreNotFound(err) | ||
| } | ||
| // We have a deletion, short circuit and let the deletion happen | ||
| if deletionTimestamp := instance.GetDeletionTimestamp(); deletionTimestamp != nil { | ||
| return ctrl.Result{}, nil | ||
| } | ||
|
|
||
| if instance.Spec.ManagementState == v1beta1.ManagementStateUnmanaged { | ||
| log.Info("Skipping reconciliation for unmanaged TargetAllocator resource", "name", req.String()) | ||
| // Stop requeueing for unmanaged TargetAllocator custom resources | ||
| return ctrl.Result{}, nil | ||
| } | ||
|
|
||
| params := r.getParams(instance) | ||
| desiredObjects, buildErr := BuildTargetAllocator(params) | ||
| if buildErr != nil { | ||
| return ctrl.Result{}, buildErr | ||
| } | ||
|
|
||
| err := reconcileDesiredObjects(ctx, r.Client, log, ¶ms.TargetAllocator, params.Scheme, desiredObjects, nil) | ||
| return taStatus.HandleReconcileStatus(ctx, log, params, err) | ||
| } | ||
|
|
||
| // SetupWithManager tells the manager what our controller is interested in. | ||
| func (r *TargetAllocatorReconciler) SetupWithManager(mgr ctrl.Manager) error { | ||
| builder := ctrl.NewControllerManagedBy(mgr). | ||
| For(&v1alpha1.TargetAllocator{}). | ||
| Owns(&corev1.ConfigMap{}). | ||
| Owns(&corev1.ServiceAccount{}). | ||
| Owns(&corev1.Service{}). | ||
| Owns(&appsv1.Deployment{}). | ||
| Owns(&corev1.PersistentVolume{}). | ||
| Owns(&corev1.PersistentVolumeClaim{}). | ||
| Owns(&policyV1.PodDisruptionBudget{}) | ||
|
|
||
| if featuregate.PrometheusOperatorIsAvailable.IsEnabled() { | ||
| builder.Owns(&monitoringv1.ServiceMonitor{}) | ||
| builder.Owns(&monitoringv1.PodMonitor{}) | ||
| } | ||
|
|
||
| return builder.Complete(r) | ||
| } |
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