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updatepodspec.go
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updatepodspec.go
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/*
Copyright 2018 The Kubernetes 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 polymorphichelpers
import (
"fmt"
appsv1 "k8s.io/api/apps/v1"
appsv1beta1 "k8s.io/api/apps/v1beta1"
appsv1beta2 "k8s.io/api/apps/v1beta2"
batchv1 "k8s.io/api/batch/v1"
batchv1beta1 "k8s.io/api/batch/v1beta1"
batchv2alpha1 "k8s.io/api/batch/v2alpha1"
"k8s.io/api/core/v1"
extensionsv1beta1 "k8s.io/api/extensions/v1beta1"
"k8s.io/apimachinery/pkg/runtime"
)
func updatePodSpecForObject(obj runtime.Object, fn func(*v1.PodSpec) error) (bool, error) {
switch t := obj.(type) {
case *v1.Pod:
return true, fn(&t.Spec)
// ReplicationController
case *v1.ReplicationController:
if t.Spec.Template == nil {
t.Spec.Template = &v1.PodTemplateSpec{}
}
return true, fn(&t.Spec.Template.Spec)
// Deployment
case *extensionsv1beta1.Deployment:
return true, fn(&t.Spec.Template.Spec)
case *appsv1beta1.Deployment:
return true, fn(&t.Spec.Template.Spec)
case *appsv1beta2.Deployment:
return true, fn(&t.Spec.Template.Spec)
case *appsv1.Deployment:
return true, fn(&t.Spec.Template.Spec)
// DaemonSet
case *extensionsv1beta1.DaemonSet:
return true, fn(&t.Spec.Template.Spec)
case *appsv1beta2.DaemonSet:
return true, fn(&t.Spec.Template.Spec)
case *appsv1.DaemonSet:
return true, fn(&t.Spec.Template.Spec)
// ReplicaSet
case *extensionsv1beta1.ReplicaSet:
return true, fn(&t.Spec.Template.Spec)
case *appsv1beta2.ReplicaSet:
return true, fn(&t.Spec.Template.Spec)
case *appsv1.ReplicaSet:
return true, fn(&t.Spec.Template.Spec)
// StatefulSet
case *appsv1beta1.StatefulSet:
return true, fn(&t.Spec.Template.Spec)
case *appsv1beta2.StatefulSet:
return true, fn(&t.Spec.Template.Spec)
case *appsv1.StatefulSet:
return true, fn(&t.Spec.Template.Spec)
// Job
case *batchv1.Job:
return true, fn(&t.Spec.Template.Spec)
// CronJob
case *batchv1beta1.CronJob:
return true, fn(&t.Spec.JobTemplate.Spec.Template.Spec)
case *batchv2alpha1.CronJob:
return true, fn(&t.Spec.JobTemplate.Spec.Template.Spec)
default:
return false, fmt.Errorf("the object is not a pod or does not have a pod template: %T", t)
}
}