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strategy.go
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strategy.go
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package instantiate
import (
"reflect"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/util/validation/field"
apirequest "k8s.io/apiserver/pkg/endpoints/request"
"k8s.io/kubernetes/pkg/api/legacyscheme"
deployapi "github.com/openshift/origin/pkg/apps/apis/apps"
"github.com/openshift/origin/pkg/apps/apis/apps/validation"
)
type strategy struct {
runtime.ObjectTyper
}
var Strategy = strategy{legacyscheme.Scheme}
func (strategy) NamespaceScoped() bool {
return true
}
func (strategy) AllowCreateOnUpdate() bool {
return false
}
func (strategy) AllowUnconditionalUpdate() bool {
return false
}
func (strategy) GenerateName(base string) string {
return base
}
// PrepareForCreate is a no-op for the instantiate endpoint.
func (strategy) PrepareForCreate(ctx apirequest.Context, obj runtime.Object) {
}
// PrepareForUpdate clears fields that are not allowed to be set by the instantiate endpoint.
func (strategy) PrepareForUpdate(ctx apirequest.Context, obj, old runtime.Object) {
newDc := obj.(*deployapi.DeploymentConfig)
oldDc := old.(*deployapi.DeploymentConfig)
// Allow the status fields that need to be updated in every instantiation.
oldStatus := oldDc.Status
oldStatus.LatestVersion = newDc.Status.LatestVersion
oldStatus.Details = newDc.Status.Details
newDc.Status = oldStatus
if !reflect.DeepEqual(oldDc.Spec, newDc.Spec) || newDc.Status.LatestVersion != oldDc.Status.LatestVersion {
newDc.Generation = oldDc.Generation + 1
}
}
// Canonicalize normalizes the object after validation.
func (strategy) Canonicalize(obj runtime.Object) {
}
// CheckGracefulDelete allows a deployment config to be gracefully deleted.
func (strategy) CheckGracefulDelete(obj runtime.Object, options *metav1.DeleteOptions) bool {
return false
}
// Validate is a no-op for the instantiate endpoint.
func (strategy) Validate(ctx apirequest.Context, obj runtime.Object) field.ErrorList {
return validation.ValidateDeploymentConfig(obj.(*deployapi.DeploymentConfig))
}
// ValidateUpdate is the default update validation for the instantiate endpoint.
func (strategy) ValidateUpdate(ctx apirequest.Context, obj, old runtime.Object) field.ErrorList {
return validation.ValidateDeploymentConfigUpdate(obj.(*deployapi.DeploymentConfig), old.(*deployapi.DeploymentConfig))
}