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configuration.go
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configuration.go
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/*
Copyright 2018 The Knative Authors
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 resources
import (
"errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"github.com/knative/pkg/kmeta"
"github.com/knative/serving/pkg/apis/serving/v1alpha1"
"github.com/knative/serving/pkg/reconciler/v1alpha1/service/resources/names"
)
// MakeConfiguration creates a Configuration from a Service object.
func MakeConfiguration(service *v1alpha1.Service) (*v1alpha1.Configuration, error) {
c := &v1alpha1.Configuration{
ObjectMeta: metav1.ObjectMeta{
Name: names.Configuration(service),
Namespace: service.Namespace,
OwnerReferences: []metav1.OwnerReference{
*kmeta.NewControllerRef(service),
},
Labels: makeLabels(service),
},
}
if service.Spec.RunLatest != nil {
c.Spec = service.Spec.RunLatest.Configuration
} else if service.Spec.Pinned != nil {
c.Spec = service.Spec.Pinned.Configuration
} else if service.Spec.Release != nil {
c.Spec = service.Spec.Release.Configuration
} else {
// Manual does not have a configuration and should not reach this path.
return nil, errors.New("malformed Service: MakeConfiguration requires one of runLatest, pinned, or release must be present")
}
return c, nil
}