/
crd.go
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/
crd.go
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// Copyright 2018 Google LLC All Rights Reserved.
//
// 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 crd contains utilities for working with
// CustomResourceDefinitions.
package crd
import (
"context"
"time"
"github.com/sirupsen/logrus"
apiextv1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1"
apiextclientv1 "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/util/wait"
)
// WaitForEstablishedCRD blocks until CRD comes to an Established state.
// Has a deadline of 60 seconds for this to occur.
func WaitForEstablishedCRD(ctx context.Context, crdGetter apiextclientv1.CustomResourceDefinitionInterface, name string, logger *logrus.Entry) error {
return wait.PollImmediate(time.Second, 60*time.Second, func() (done bool, err error) {
crd, err := crdGetter.Get(ctx, name, metav1.GetOptions{})
if err != nil {
return false, err
}
for _, cond := range crd.Status.Conditions {
if cond.Type == apiextv1.Established {
if cond.Status == apiextv1.ConditionTrue {
logger.WithField("crd", crd.ObjectMeta.Name).Debug("custom resource definition established")
return true, err
}
}
}
return false, nil
})
}