istio.io/istio@v0.0.0-20240520182934-d79c90f27776/pkg/kube/kclient/helpers.go (about)

     1  // Copyright Istio Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package kclient
    16  
    17  import (
    18  	kerrors "k8s.io/apimachinery/pkg/api/errors"
    19  
    20  	"istio.io/istio/pkg/kube/controllers"
    21  )
    22  
    23  func CreateOrUpdate[T controllers.Object](c Writer[T], object T) (T, error) {
    24  	res, err := c.Create(object)
    25  	if kerrors.IsAlreadyExists(err) {
    26  		// Already exist, update
    27  		return c.Update(object)
    28  	}
    29  	return res, err
    30  }