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apiservices.go
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apiservices.go
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package apply
import (
"context"
"encoding/json"
"fmt"
"github.com/openshift/library-go/pkg/operator/resource/resourcemerge"
"k8s.io/apimachinery/pkg/api/equality"
"k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
apiregv1 "k8s.io/kube-aggregator/pkg/apis/apiregistration/v1"
"kubevirt.io/client-go/log"
)
func (r *Reconciler) createOrUpdateAPIServices(caBundle []byte) error {
for _, apiService := range r.targetStrategy.APIServices() {
err := r.createOrUpdateAPIService(apiService.DeepCopy(), caBundle)
if err != nil {
return err
}
}
return nil
}
func (r *Reconciler) createOrUpdateAPIService(apiService *apiregv1.APIService, caBundle []byte) error {
version, imageRegistry, id := getTargetVersionRegistryID(r.kv)
injectOperatorMetadata(r.kv, &apiService.ObjectMeta, version, imageRegistry, id, true)
apiService.Spec.CABundle = caBundle
var cachedAPIService *apiregv1.APIService
var err error
obj, exists, _ := r.stores.APIServiceCache.Get(apiService)
// since these objects was in the past unmanaged, reconcile and pick it up if it exists
if !exists {
cachedAPIService, err = r.aggregatorclient.Get(context.Background(), apiService.Name, metav1.GetOptions{})
if errors.IsNotFound(err) {
exists = false
} else if err != nil {
return err
} else {
exists = true
}
} else if exists {
cachedAPIService = obj.(*apiregv1.APIService)
}
if !exists {
r.expectations.APIService.RaiseExpectations(r.kvKey, 1, 0)
_, err := r.aggregatorclient.Create(context.Background(), apiService, metav1.CreateOptions{})
if err != nil {
r.expectations.APIService.LowerExpectations(r.kvKey, 1, 0)
return fmt.Errorf("unable to create apiservice %+v: %v", apiService, err)
}
return nil
}
modified := resourcemerge.BoolPtr(false)
resourcemerge.EnsureObjectMeta(modified, &cachedAPIService.ObjectMeta, apiService.ObjectMeta)
serviceSame := equality.Semantic.DeepEqual(cachedAPIService.Spec.Service, apiService.Spec.Service)
certsSame := equality.Semantic.DeepEqual(apiService.Spec.CABundle, cachedAPIService.Spec.CABundle)
prioritySame := cachedAPIService.Spec.VersionPriority == apiService.Spec.VersionPriority && cachedAPIService.Spec.GroupPriorityMinimum == apiService.Spec.GroupPriorityMinimum
insecureSame := cachedAPIService.Spec.InsecureSkipTLSVerify == apiService.Spec.InsecureSkipTLSVerify
// there was no change to metadata, the service and priorities were right
if !*modified && serviceSame && prioritySame && insecureSame && certsSame {
log.Log.V(4).Infof("apiservice %v is up-to-date", apiService.GetName())
return nil
}
spec, err := json.Marshal(apiService.Spec)
if err != nil {
return err
}
ops, err := getPatchWithObjectMetaAndSpec([]string{}, &apiService.ObjectMeta, spec)
if err != nil {
return err
}
_, err = r.aggregatorclient.Patch(context.Background(), apiService.Name, types.JSONPatchType, generatePatchBytes(ops), metav1.PatchOptions{})
if err != nil {
return fmt.Errorf("unable to patch apiservice %+v: %v", apiService, err)
}
log.Log.V(4).Infof("apiservice %v updated", apiService.GetName())
return nil
}