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feat: support idling messages from core
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,104 @@ | ||
| /* | ||
| 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 namespace | ||
|
|
||
| import ( | ||
| "context" | ||
| "encoding/json" | ||
| "fmt" | ||
| "strconv" | ||
|
|
||
| "github.com/go-logr/logr" | ||
| lagoonv1beta1 "github.com/uselagoon/remote-controller/apis/lagoon/v1beta1" | ||
| "github.com/uselagoon/remote-controller/internal/messenger" | ||
| "k8s.io/apimachinery/pkg/runtime" | ||
| ctrl "sigs.k8s.io/controller-runtime" | ||
| "sigs.k8s.io/controller-runtime/pkg/client" | ||
|
|
||
| corev1 "k8s.io/api/core/v1" | ||
| apierrors "k8s.io/apimachinery/pkg/api/errors" | ||
| ) | ||
|
|
||
| // NamespaceReconciler reconciles idling | ||
| type NamespaceReconciler struct { | ||
| client.Client | ||
| Log logr.Logger | ||
| Scheme *runtime.Scheme | ||
| EnableMQ bool | ||
| Messaging *messenger.Messenger | ||
| LagoonTargetName string | ||
| } | ||
|
|
||
| func (r *NamespaceReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) { | ||
| opLog := r.Log.WithValues("namespace", req.NamespacedName) | ||
|
|
||
| var namespace corev1.Namespace | ||
| if err := r.Get(ctx, req.NamespacedName, &namespace); err != nil { | ||
| return ctrl.Result{}, ignoreNotFound(err) | ||
| } | ||
|
|
||
| // this would be nice to be a lagoon label :) | ||
| if val, ok := namespace.ObjectMeta.Labels["idling.amazee.io/idled"]; ok { | ||
| idled, _ := strconv.ParseBool(val) | ||
| opLog.Info(fmt.Sprintf("environment %s idle state %t", namespace.Name, idled)) | ||
| if r.EnableMQ { | ||
| var projectName, environmentName string | ||
| if p, ok := namespace.ObjectMeta.Labels["lagoon.sh/project"]; ok { | ||
| projectName = p | ||
| } | ||
| if e, ok := namespace.ObjectMeta.Labels["lagoon.sh/environment"]; ok { | ||
| environmentName = e | ||
| } | ||
| msg := lagoonv1beta1.LagoonMessage{ | ||
| Type: "idling", | ||
| Namespace: namespace.Name, | ||
| Meta: &lagoonv1beta1.LagoonLogMeta{ | ||
| Environment: environmentName, | ||
| Project: projectName, | ||
| Cluster: r.LagoonTargetName, | ||
| }, | ||
| Idled: idled, | ||
| } | ||
| msgBytes, err := json.Marshal(msg) | ||
| if err != nil { | ||
| opLog.Error(err, "Unable to encode message as JSON") | ||
| } | ||
| // @TODO: if we can't publish the message because for some reason, log the error and move on | ||
| // this may result in the state being out of sync in lagoon but eventually will be consistent | ||
| if err := r.Messaging.Publish("lagoon-tasks:controller", msgBytes); err != nil { | ||
| return ctrl.Result{}, nil | ||
| } | ||
| } | ||
| return ctrl.Result{}, nil | ||
| } | ||
| return ctrl.Result{}, nil | ||
| } | ||
|
|
||
| // SetupWithManager sets up the watch on the namespace resource with an event filter (see predicates.go) | ||
| func (r *NamespaceReconciler) SetupWithManager(mgr ctrl.Manager) error { | ||
| return ctrl.NewControllerManagedBy(mgr). | ||
| For(&corev1.Namespace{}). | ||
| WithEventFilter(NamespacePredicates{}). | ||
| Complete(r) | ||
| } | ||
|
|
||
| // will ignore not found errors | ||
| func ignoreNotFound(err error) error { | ||
| if apierrors.IsNotFound(err) { | ||
| return nil | ||
| } | ||
| return err | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,38 @@ | ||
| package namespace | ||
|
|
||
| import ( | ||
| "sigs.k8s.io/controller-runtime/pkg/event" | ||
| "sigs.k8s.io/controller-runtime/pkg/predicate" | ||
| ) | ||
|
|
||
| // NamespacePredicates defines the funcs for predicates | ||
| type NamespacePredicates struct { | ||
| predicate.Funcs | ||
| } | ||
|
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| // Create is used when a creation event is received by the controller. | ||
| func (n NamespacePredicates) Create(e event.CreateEvent) bool { | ||
| return false | ||
| } | ||
|
|
||
| // Delete is used when a deletion event is received by the controller. | ||
| func (n NamespacePredicates) Delete(e event.DeleteEvent) bool { | ||
| return false | ||
| } | ||
|
|
||
| // Update is used when an update event is received by the controller. | ||
| func (n NamespacePredicates) Update(e event.UpdateEvent) bool { | ||
| if oldIdled, ok := e.ObjectOld.GetLabels()["idling.amazee.io/idled"]; ok { | ||
| if newIdled, ok := e.ObjectNew.GetLabels()["idling.amazee.io/idled"]; ok { | ||
| if oldIdled != newIdled { | ||
| return true | ||
| } | ||
| } | ||
| } | ||
| return false | ||
| } | ||
|
|
||
| // Generic is used when any other event is received by the controller. | ||
| func (n NamespacePredicates) Generic(e event.GenericEvent) bool { | ||
| return false | ||
| } |
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