85 lines
2.6 KiB
Go
85 lines
2.6 KiB
Go
/*
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package controllers
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import (
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"context"
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"time"
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"github.com/go-logr/logr"
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"k8s.io/apimachinery/pkg/api/errors"
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"k8s.io/apimachinery/pkg/runtime"
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ctrl "sigs.k8s.io/controller-runtime"
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"sigs.k8s.io/controller-runtime/pkg/client"
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seaweedv1 "github.com/seaweedfs/seaweedfs-operator/api/v1"
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)
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// SeaweedReconciler reconciles a Seaweed object
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type SeaweedReconciler struct {
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client.Client
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Log logr.Logger
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Scheme *runtime.Scheme
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}
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// +kubebuilder:rbac:groups=seaweed.seaweedfs.com,resources=seaweeds,verbs=get;list;watch;create;update;patch;delete
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// +kubebuilder:rbac:groups=seaweed.seaweedfs.com,resources=seaweeds/status,verbs=get;update;patch
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func (r *SeaweedReconciler) Reconcile(req ctrl.Request) (ctrl.Result, error) {
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ctx := context.Background()
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log := r.Log.WithValues("seaweed", req.NamespacedName)
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seaweedCR, done, result, err := r.findSeaweedCustomResourceInstance(ctx, log, req)
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if done {
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return result, err
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}
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if done, result, err = r.ensureMaster(seaweedCR); done {
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return result, err
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}
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log.Info("start Reconcile ...")
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return ctrl.Result{}, nil
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}
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func (r *SeaweedReconciler) findSeaweedCustomResourceInstance(ctx context.Context, log logr.Logger, req ctrl.Request) (*seaweedv1.Seaweed, bool, ctrl.Result, error) {
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// fetch the master instance
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seaweedCR := &seaweedv1.Seaweed{}
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err := r.Get(ctx, req.NamespacedName, seaweedCR)
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if err != nil {
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if errors.IsNotFound(err) {
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// Request object not found, could have been deleted after reconcile request.
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// Owned objects are automatically garbage collected. For additional cleanup logic use finalizers.
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// Return and don't requeue
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log.Info("Seaweed CR not found. Ignoring since object must be deleted")
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return nil, true, ctrl.Result{RequeueAfter: time.Second * 5}, nil
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}
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// Error reading the object - requeue the request.
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log.Error(err, "Failed to get SeaweedCR")
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return nil, true, ctrl.Result{}, err
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}
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log.Info("Get master " + seaweedCR.Name)
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return seaweedCR, false, ctrl.Result{}, nil
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}
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func (r *SeaweedReconciler) SetupWithManager(mgr ctrl.Manager) error {
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return ctrl.NewControllerManagedBy(mgr).
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For(&seaweedv1.Seaweed{}).
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Complete(r)
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}
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