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controller.go
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controller.go
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// Copyright 2023 Authors of kubean-io
// SPDX-License-Identifier: Apache-2.0
package offlineversion
import (
"context"
"time"
localartifactsetv1alpha1 "github.com/kubean-io/kubean-api/apis/localartifactset/v1alpha1"
manifestv1alpha1 "github.com/kubean-io/kubean-api/apis/manifest/v1alpha1"
"github.com/kubean-io/kubean-api/constants"
localartifactsetClientSet "github.com/kubean-io/kubean-api/generated/localartifactset/clientset/versioned"
manifestClientSet "github.com/kubean-io/kubean-api/generated/manifest/clientset/versioned"
apierrors "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
utilerrors "k8s.io/apimachinery/pkg/util/errors"
"k8s.io/client-go/kubernetes"
klog "k8s.io/klog/v2"
controllerruntime "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
)
const Loop = time.Second * 15
type Controller struct {
Client client.Client
ClientSet kubernetes.Interface
InfoManifestClientSet manifestClientSet.Interface
LocalArtifactSetClientSet localartifactsetClientSet.Interface
}
func (c *Controller) Start(ctx context.Context) error {
klog.Warningf("KubeanOfflineVersion Controller Start")
<-ctx.Done()
return nil
}
func (c *Controller) FetchGlobalKubeanClusterConfig() (*manifestv1alpha1.Manifest, error) {
infoManifest, err := c.InfoManifestClientSet.KubeanV1alpha1().Manifests().Get(context.Background(), constants.InfoManifestGlobal, metav1.GetOptions{})
if err != nil {
return nil, err
}
return infoManifest, nil
}
func (c *Controller) MergeOfflineVersionStatus(offlineVersion *localartifactsetv1alpha1.LocalArtifactSet, clusterConfig *manifestv1alpha1.Manifest) (bool, *manifestv1alpha1.Manifest) {
updated := false
for _, dockerInfo := range offlineVersion.Spec.Docker {
if clusterConfig.Status.LocalAvailable.MergeDockerInfo(dockerInfo.OS, dockerInfo.VersionRange) {
updated = true
}
}
for _, softItem := range offlineVersion.Spec.Items {
if clusterConfig.Status.LocalAvailable.MergeSoftwareInfo(softItem.Name, softItem.VersionRange) {
updated = true
}
}
return updated, clusterConfig
}
func (c *Controller) Reconcile(ctx context.Context, req controllerruntime.Request) (controllerruntime.Result, error) {
offlineVersion := &localartifactsetv1alpha1.LocalArtifactSet{}
if err := c.Client.Get(context.Background(), req.NamespacedName, offlineVersion); err != nil {
if apierrors.IsNotFound(err) {
return controllerruntime.Result{}, nil
}
klog.Error(err)
return controllerruntime.Result{RequeueAfter: Loop}, nil
}
globalInfoManifest, err := c.FetchGlobalKubeanClusterConfig()
if err != nil {
klog.Errorf("Fetch %s , ignoring %s", constants.InfoManifestGlobal, err)
return controllerruntime.Result{RequeueAfter: Loop}, nil
}
if needUpdate, newGlobalInfoManifest := c.MergeOfflineVersionStatus(offlineVersion, globalInfoManifest); needUpdate {
klog.Info("Update componentsVersion")
if _, err := c.InfoManifestClientSet.KubeanV1alpha1().Manifests().UpdateStatus(context.Background(), newGlobalInfoManifest, metav1.UpdateOptions{}); err != nil {
klog.Error(err)
}
}
return controllerruntime.Result{RequeueAfter: Loop}, nil // endless loop
}
func (c *Controller) SetupWithManager(mgr controllerruntime.Manager) error {
return utilerrors.NewAggregate([]error{
controllerruntime.NewControllerManagedBy(mgr).
For(&localartifactsetv1alpha1.LocalArtifactSet{}).
Complete(c),
mgr.Add(c),
})
}