/* Copyright 2016 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 v1beta2 import ( "fmt" "strconv" appsv1beta2 "k8s.io/api/apps/v1beta2" "k8s.io/api/core/v1" metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" "k8s.io/apimachinery/pkg/conversion" "k8s.io/apimachinery/pkg/labels" "k8s.io/apimachinery/pkg/runtime" "k8s.io/apimachinery/pkg/util/intstr" "k8s.io/kubernetes/pkg/apis/apps" autoscaling "k8s.io/kubernetes/pkg/apis/autoscaling" api "k8s.io/kubernetes/pkg/apis/core" k8s_api_v1 "k8s.io/kubernetes/pkg/apis/core/v1" ) func addConversionFuncs(scheme *runtime.Scheme) error { // Add non-generated conversion functions to handle the *int32 -> int32 // conversion. A pointer is useful in the versioned type so we can default // it, but a plain int32 is more convenient in the internal type. These // functions are the same as the autogenerated ones in every other way. err := scheme.AddConversionFuncs( Convert_v1beta2_StatefulSetSpec_To_apps_StatefulSetSpec, Convert_apps_StatefulSetSpec_To_v1beta2_StatefulSetSpec, Convert_v1beta2_StatefulSetUpdateStrategy_To_apps_StatefulSetUpdateStrategy, Convert_apps_StatefulSetUpdateStrategy_To_v1beta2_StatefulSetUpdateStrategy, Convert_apps_RollingUpdateDaemonSet_To_v1beta2_RollingUpdateDaemonSet, Convert_v1beta2_RollingUpdateDaemonSet_To_apps_RollingUpdateDaemonSet, Convert_v1beta2_StatefulSetStatus_To_apps_StatefulSetStatus, Convert_apps_StatefulSetStatus_To_v1beta2_StatefulSetStatus, Convert_v1beta2_Deployment_To_apps_Deployment, Convert_apps_Deployment_To_v1beta2_Deployment, Convert_apps_DaemonSet_To_v1beta2_DaemonSet, Convert_v1beta2_DaemonSet_To_apps_DaemonSet, Convert_apps_DaemonSetSpec_To_v1beta2_DaemonSetSpec, Convert_v1beta2_DaemonSetSpec_To_apps_DaemonSetSpec, Convert_apps_DaemonSetUpdateStrategy_To_v1beta2_DaemonSetUpdateStrategy, Convert_v1beta2_DaemonSetUpdateStrategy_To_apps_DaemonSetUpdateStrategy, // extensions // TODO: below conversions should be dropped in favor of auto-generated // ones, see https://github.com/kubernetes/kubernetes/issues/39865 Convert_v1beta2_ScaleStatus_To_autoscaling_ScaleStatus, Convert_autoscaling_ScaleStatus_To_v1beta2_ScaleStatus, Convert_v1beta2_DeploymentSpec_To_apps_DeploymentSpec, Convert_apps_DeploymentSpec_To_v1beta2_DeploymentSpec, Convert_v1beta2_DeploymentStrategy_To_apps_DeploymentStrategy, Convert_apps_DeploymentStrategy_To_v1beta2_DeploymentStrategy, Convert_v1beta2_RollingUpdateDeployment_To_apps_RollingUpdateDeployment, Convert_apps_RollingUpdateDeployment_To_v1beta2_RollingUpdateDeployment, Convert_apps_ReplicaSetSpec_To_v1beta2_ReplicaSetSpec, Convert_v1beta2_ReplicaSetSpec_To_apps_ReplicaSetSpec, ) if err != nil { return err } // Add field label conversions for kinds having selectable nothing but ObjectMeta fields. err = scheme.AddFieldLabelConversionFunc(SchemeGroupVersion.WithKind("StatefulSet"), func(label, value string) (string, string, error) { switch label { case "metadata.name", "metadata.namespace", "status.successful": return label, value, nil default: return "", "", fmt.Errorf("field label not supported for appsv1beta2.StatefulSet: %s", label) } }) if err != nil { return err } return nil } func Convert_apps_RollingUpdateDaemonSet_To_v1beta2_RollingUpdateDaemonSet(in *apps.RollingUpdateDaemonSet, out *appsv1beta2.RollingUpdateDaemonSet, s conversion.Scope) error { if out.MaxUnavailable == nil { out.MaxUnavailable = &intstr.IntOrString{} } if err := s.Convert(&in.MaxUnavailable, out.MaxUnavailable, 0); err != nil { return err } return nil } func Convert_v1beta2_RollingUpdateDaemonSet_To_apps_RollingUpdateDaemonSet(in *appsv1beta2.RollingUpdateDaemonSet, out *apps.RollingUpdateDaemonSet, s conversion.Scope) error { if err := s.Convert(in.MaxUnavailable, &out.MaxUnavailable, 0); err != nil { return err } return nil } func Convert_v1beta2_StatefulSetSpec_To_apps_StatefulSetSpec(in *appsv1beta2.StatefulSetSpec, out *apps.StatefulSetSpec, s conversion.Scope) error { if in.Replicas != nil { out.Replicas = *in.Replicas } if in.Selector != nil { in, out := &in.Selector, &out.Selector *out = new(metav1.LabelSelector) if err := s.Convert(*in, *out, 0); err != nil { return err } } else { out.Selector = nil } if err := k8s_api_v1.Convert_v1_PodTemplateSpec_To_core_PodTemplateSpec(&in.Template, &out.Template, s); err != nil { return err } if in.VolumeClaimTemplates != nil { in, out := &in.VolumeClaimTemplates, &out.VolumeClaimTemplates *out = make([]api.PersistentVolumeClaim, len(*in)) for i := range *in { if err := s.Convert(&(*in)[i], &(*out)[i], 0); err != nil { return err } } } else { out.VolumeClaimTemplates = nil } if err := Convert_v1beta2_StatefulSetUpdateStrategy_To_apps_StatefulSetUpdateStrategy(&in.UpdateStrategy, &out.UpdateStrategy, s); err != nil { return err } if in.RevisionHistoryLimit != nil { out.RevisionHistoryLimit = new(int32) *out.RevisionHistoryLimit = *in.RevisionHistoryLimit } else { out.RevisionHistoryLimit = nil } out.ServiceName = in.ServiceName out.PodManagementPolicy = apps.PodManagementPolicyType(in.PodManagementPolicy) return nil } func Convert_apps_StatefulSetSpec_To_v1beta2_StatefulSetSpec(in *apps.StatefulSetSpec, out *appsv1beta2.StatefulSetSpec, s conversion.Scope) error { out.Replicas = new(int32) *out.Replicas = in.Replicas if in.Selector != nil { in, out := &in.Selector, &out.Selector *out = new(metav1.LabelSelector) if err := s.Convert(*in, *out, 0); err != nil { return err } } else { out.Selector = nil } if err := k8s_api_v1.Convert_core_PodTemplateSpec_To_v1_PodTemplateSpec(&in.Template, &out.Template, s); err != nil { return err } if in.VolumeClaimTemplates != nil { in, out := &in.VolumeClaimTemplates, &out.VolumeClaimTemplates *out = make([]v1.PersistentVolumeClaim, len(*in)) for i := range *in { if err := s.Convert(&(*in)[i], &(*out)[i], 0); err != nil { return err } } } else { out.VolumeClaimTemplates = nil } if in.RevisionHistoryLimit != nil { out.RevisionHistoryLimit = new(int32) *out.RevisionHistoryLimit = *in.RevisionHistoryLimit } else { out.RevisionHistoryLimit = nil } out.ServiceName = in.ServiceName out.PodManagementPolicy = appsv1beta2.PodManagementPolicyType(in.PodManagementPolicy) if err := Convert_apps_StatefulSetUpdateStrategy_To_v1beta2_StatefulSetUpdateStrategy(&in.UpdateStrategy, &out.UpdateStrategy, s); err != nil { return err } return nil } func Convert_v1beta2_StatefulSetUpdateStrategy_To_apps_StatefulSetUpdateStrategy(in *appsv1beta2.StatefulSetUpdateStrategy, out *apps.StatefulSetUpdateStrategy, s conversion.Scope) error { out.Type = apps.StatefulSetUpdateStrategyType(in.Type) if in.RollingUpdate != nil { out.RollingUpdate = new(apps.RollingUpdateStatefulSetStrategy) out.RollingUpdate.Partition = *in.RollingUpdate.Partition } else { out.RollingUpdate = nil } return nil } func Convert_apps_StatefulSetUpdateStrategy_To_v1beta2_StatefulSetUpdateStrategy(in *apps.StatefulSetUpdateStrategy, out *appsv1beta2.StatefulSetUpdateStrategy, s conversion.Scope) error { out.Type = appsv1beta2.StatefulSetUpdateStrategyType(in.Type) if in.RollingUpdate != nil { out.RollingUpdate = new(appsv1beta2.RollingUpdateStatefulSetStrategy) out.RollingUpdate.Partition = new(int32) *out.RollingUpdate.Partition = in.RollingUpdate.Partition } else { out.RollingUpdate = nil } return nil } func Convert_v1beta2_StatefulSetStatus_To_apps_StatefulSetStatus(in *appsv1beta2.StatefulSetStatus, out *apps.StatefulSetStatus, s conversion.Scope) error { out.ObservedGeneration = new(int64) *out.ObservedGeneration = in.ObservedGeneration out.Replicas = in.Replicas out.ReadyReplicas = in.ReadyReplicas out.CurrentReplicas = in.CurrentReplicas out.UpdatedReplicas = in.UpdatedReplicas out.CurrentRevision = in.CurrentRevision out.UpdateRevision = in.UpdateRevision if in.CollisionCount != nil { out.CollisionCount = new(int32) *out.CollisionCount = *in.CollisionCount } out.Conditions = make([]apps.StatefulSetCondition, len(in.Conditions)) for i := range in.Conditions { if err := Convert_v1beta2_StatefulSetCondition_To_apps_StatefulSetCondition(&in.Conditions[i], &out.Conditions[i], s); err != nil { return err } } return nil } func Convert_apps_StatefulSetStatus_To_v1beta2_StatefulSetStatus(in *apps.StatefulSetStatus, out *appsv1beta2.StatefulSetStatus, s conversion.Scope) error { if in.ObservedGeneration != nil { out.ObservedGeneration = *in.ObservedGeneration } out.Replicas = in.Replicas out.ReadyReplicas = in.ReadyReplicas out.CurrentReplicas = in.CurrentReplicas out.UpdatedReplicas = in.UpdatedReplicas out.CurrentRevision = in.CurrentRevision out.UpdateRevision = in.UpdateRevision if in.CollisionCount != nil { out.CollisionCount = new(int32) *out.CollisionCount = *in.CollisionCount } out.Conditions = make([]appsv1beta2.StatefulSetCondition, len(in.Conditions)) for i := range in.Conditions { if err := Convert_apps_StatefulSetCondition_To_v1beta2_StatefulSetCondition(&in.Conditions[i], &out.Conditions[i], s); err != nil { return err } } return nil } func Convert_autoscaling_ScaleStatus_To_v1beta2_ScaleStatus(in *autoscaling.ScaleStatus, out *appsv1beta2.ScaleStatus, s conversion.Scope) error { out.Replicas = int32(in.Replicas) out.TargetSelector = in.Selector out.Selector = nil selector, err := metav1.ParseToLabelSelector(in.Selector) if err != nil { return fmt.Errorf("failed to parse selector: %v", err) } if len(selector.MatchExpressions) == 0 { out.Selector = selector.MatchLabels } return nil } func Convert_v1beta2_ScaleStatus_To_autoscaling_ScaleStatus(in *appsv1beta2.ScaleStatus, out *autoscaling.ScaleStatus, s conversion.Scope) error { out.Replicas = in.Replicas // Normally when 2 fields map to the same internal value we favor the old field, since // old clients can't be expected to know about new fields but clients that know about the // new field can be expected to know about the old field (though that's not quite true, due // to kubectl apply). However, these fields are readonly, so any non-nil value should work. if in.TargetSelector != "" { out.Selector = in.TargetSelector } else if in.Selector != nil { set := labels.Set{} for key, val := range in.Selector { set[key] = val } out.Selector = labels.SelectorFromSet(set).String() } else { out.Selector = "" } return nil } func Convert_v1beta2_DeploymentSpec_To_apps_DeploymentSpec(in *appsv1beta2.DeploymentSpec, out *apps.DeploymentSpec, s conversion.Scope) error { if in.Replicas != nil { out.Replicas = *in.Replicas } out.Selector = in.Selector if err := k8s_api_v1.Convert_v1_PodTemplateSpec_To_core_PodTemplateSpec(&in.Template, &out.Template, s); err != nil { return err } if err := Convert_v1beta2_DeploymentStrategy_To_apps_DeploymentStrategy(&in.Strategy, &out.Strategy, s); err != nil { return err } out.RevisionHistoryLimit = in.RevisionHistoryLimit out.MinReadySeconds = in.MinReadySeconds out.Paused = in.Paused if in.ProgressDeadlineSeconds != nil { out.ProgressDeadlineSeconds = new(int32) *out.ProgressDeadlineSeconds = *in.ProgressDeadlineSeconds } return nil } func Convert_apps_DeploymentSpec_To_v1beta2_DeploymentSpec(in *apps.DeploymentSpec, out *appsv1beta2.DeploymentSpec, s conversion.Scope) error { out.Replicas = &in.Replicas out.Selector = in.Selector if err := k8s_api_v1.Convert_core_PodTemplateSpec_To_v1_PodTemplateSpec(&in.Template, &out.Template, s); err != nil { return err } if err := Convert_apps_DeploymentStrategy_To_v1beta2_DeploymentStrategy(&in.Strategy, &out.Strategy, s); err != nil { return err } if in.RevisionHistoryLimit != nil { out.RevisionHistoryLimit = new(int32) *out.RevisionHistoryLimit = int32(*in.RevisionHistoryLimit) } out.MinReadySeconds = int32(in.MinReadySeconds) out.Paused = in.Paused if in.ProgressDeadlineSeconds != nil { out.ProgressDeadlineSeconds = new(int32) *out.ProgressDeadlineSeconds = *in.ProgressDeadlineSeconds } return nil } func Convert_apps_DeploymentStrategy_To_v1beta2_DeploymentStrategy(in *apps.DeploymentStrategy, out *appsv1beta2.DeploymentStrategy, s conversion.Scope) error { out.Type = appsv1beta2.DeploymentStrategyType(in.Type) if in.RollingUpdate != nil { out.RollingUpdate = new(appsv1beta2.RollingUpdateDeployment) if err := Convert_apps_RollingUpdateDeployment_To_v1beta2_RollingUpdateDeployment(in.RollingUpdate, out.RollingUpdate, s); err != nil { return err } } else { out.RollingUpdate = nil } return nil } func Convert_v1beta2_DeploymentStrategy_To_apps_DeploymentStrategy(in *appsv1beta2.DeploymentStrategy, out *apps.DeploymentStrategy, s conversion.Scope) error { out.Type = apps.DeploymentStrategyType(in.Type) if in.RollingUpdate != nil { out.RollingUpdate = new(apps.RollingUpdateDeployment) if err := Convert_v1beta2_RollingUpdateDeployment_To_apps_RollingUpdateDeployment(in.RollingUpdate, out.RollingUpdate, s); err != nil { return err } } else { out.RollingUpdate = nil } return nil } func Convert_v1beta2_RollingUpdateDeployment_To_apps_RollingUpdateDeployment(in *appsv1beta2.RollingUpdateDeployment, out *apps.RollingUpdateDeployment, s conversion.Scope) error { if err := s.Convert(in.MaxUnavailable, &out.MaxUnavailable, 0); err != nil { return err } if err := s.Convert(in.MaxSurge, &out.MaxSurge, 0); err != nil { return err } return nil } func Convert_apps_RollingUpdateDeployment_To_v1beta2_RollingUpdateDeployment(in *apps.RollingUpdateDeployment, out *appsv1beta2.RollingUpdateDeployment, s conversion.Scope) error { if out.MaxUnavailable == nil { out.MaxUnavailable = &intstr.IntOrString{} } if err := s.Convert(&in.MaxUnavailable, out.MaxUnavailable, 0); err != nil { return err } if out.MaxSurge == nil { out.MaxSurge = &intstr.IntOrString{} } if err := s.Convert(&in.MaxSurge, out.MaxSurge, 0); err != nil { return err } return nil } func Convert_apps_ReplicaSetSpec_To_v1beta2_ReplicaSetSpec(in *apps.ReplicaSetSpec, out *appsv1beta2.ReplicaSetSpec, s conversion.Scope) error { out.Replicas = new(int32) *out.Replicas = int32(in.Replicas) out.MinReadySeconds = in.MinReadySeconds out.Selector = in.Selector if err := k8s_api_v1.Convert_core_PodTemplateSpec_To_v1_PodTemplateSpec(&in.Template, &out.Template, s); err != nil { return err } return nil } func Convert_v1beta2_Deployment_To_apps_Deployment(in *appsv1beta2.Deployment, out *apps.Deployment, s conversion.Scope) error { out.ObjectMeta = in.ObjectMeta if err := Convert_v1beta2_DeploymentSpec_To_apps_DeploymentSpec(&in.Spec, &out.Spec, s); err != nil { return err } // Copy annotation to deprecated rollbackTo field for roundtrip // TODO: remove this conversion after we delete extensions/v1beta1 and apps/v1beta1 Deployment if revision, _ := in.Annotations[appsv1beta2.DeprecatedRollbackTo]; revision != "" { if revision64, err := strconv.ParseInt(revision, 10, 64); err != nil { return fmt.Errorf("failed to parse annotation[%s]=%s as int64: %v", appsv1beta2.DeprecatedRollbackTo, revision, err) } else { out.Spec.RollbackTo = new(apps.RollbackConfig) out.Spec.RollbackTo.Revision = revision64 } out.Annotations = deepCopyStringMap(out.Annotations) delete(out.Annotations, appsv1beta2.DeprecatedRollbackTo) } else { out.Spec.RollbackTo = nil } if err := Convert_v1beta2_DeploymentStatus_To_apps_DeploymentStatus(&in.Status, &out.Status, s); err != nil { return err } return nil } func Convert_v1beta2_ReplicaSetSpec_To_apps_ReplicaSetSpec(in *appsv1beta2.ReplicaSetSpec, out *apps.ReplicaSetSpec, s conversion.Scope) error { if in.Replicas != nil { out.Replicas = *in.Replicas } out.MinReadySeconds = in.MinReadySeconds out.Selector = in.Selector if err := k8s_api_v1.Convert_v1_PodTemplateSpec_To_core_PodTemplateSpec(&in.Template, &out.Template, s); err != nil { return err } return nil } func Convert_apps_Deployment_To_v1beta2_Deployment(in *apps.Deployment, out *appsv1beta2.Deployment, s conversion.Scope) error { out.ObjectMeta = in.ObjectMeta out.Annotations = deepCopyStringMap(out.Annotations) // deep copy because we modify annotations below if err := Convert_apps_DeploymentSpec_To_v1beta2_DeploymentSpec(&in.Spec, &out.Spec, s); err != nil { return err } // Copy deprecated rollbackTo field to annotation for roundtrip // TODO: remove this conversion after we delete extensions/v1beta1 and apps/v1beta1 Deployment if in.Spec.RollbackTo != nil { if out.Annotations == nil { out.Annotations = make(map[string]string) } out.Annotations[appsv1beta2.DeprecatedRollbackTo] = strconv.FormatInt(in.Spec.RollbackTo.Revision, 10) } else { delete(out.Annotations, appsv1beta2.DeprecatedRollbackTo) } if err := Convert_apps_DeploymentStatus_To_v1beta2_DeploymentStatus(&in.Status, &out.Status, s); err != nil { return err } return nil } func Convert_apps_DaemonSet_To_v1beta2_DaemonSet(in *apps.DaemonSet, out *appsv1beta2.DaemonSet, s conversion.Scope) error { out.ObjectMeta = in.ObjectMeta out.Annotations = deepCopyStringMap(out.Annotations) out.Annotations[appsv1beta2.DeprecatedTemplateGeneration] = strconv.FormatInt(in.Spec.TemplateGeneration, 10) if err := Convert_apps_DaemonSetSpec_To_v1beta2_DaemonSetSpec(&in.Spec, &out.Spec, s); err != nil { return err } if err := s.Convert(&in.Status, &out.Status, 0); err != nil { return err } return nil } func Convert_apps_DaemonSetSpec_To_v1beta2_DaemonSetSpec(in *apps.DaemonSetSpec, out *appsv1beta2.DaemonSetSpec, s conversion.Scope) error { out.Selector = in.Selector if err := k8s_api_v1.Convert_core_PodTemplateSpec_To_v1_PodTemplateSpec(&in.Template, &out.Template, s); err != nil { return err } if err := Convert_apps_DaemonSetUpdateStrategy_To_v1beta2_DaemonSetUpdateStrategy(&in.UpdateStrategy, &out.UpdateStrategy, s); err != nil { return err } out.MinReadySeconds = int32(in.MinReadySeconds) if in.RevisionHistoryLimit != nil { out.RevisionHistoryLimit = new(int32) *out.RevisionHistoryLimit = *in.RevisionHistoryLimit } else { out.RevisionHistoryLimit = nil } return nil } func Convert_apps_DaemonSetUpdateStrategy_To_v1beta2_DaemonSetUpdateStrategy(in *apps.DaemonSetUpdateStrategy, out *appsv1beta2.DaemonSetUpdateStrategy, s conversion.Scope) error { out.Type = appsv1beta2.DaemonSetUpdateStrategyType(in.Type) if in.RollingUpdate != nil { out.RollingUpdate = &appsv1beta2.RollingUpdateDaemonSet{} if err := Convert_apps_RollingUpdateDaemonSet_To_v1beta2_RollingUpdateDaemonSet(in.RollingUpdate, out.RollingUpdate, s); err != nil { return err } } return nil } func Convert_v1beta2_DaemonSet_To_apps_DaemonSet(in *appsv1beta2.DaemonSet, out *apps.DaemonSet, s conversion.Scope) error { out.ObjectMeta = in.ObjectMeta if err := Convert_v1beta2_DaemonSetSpec_To_apps_DaemonSetSpec(&in.Spec, &out.Spec, s); err != nil { return err } if value, ok := in.Annotations[appsv1beta2.DeprecatedTemplateGeneration]; ok { if value64, err := strconv.ParseInt(value, 10, 64); err != nil { return err } else { out.Spec.TemplateGeneration = value64 out.Annotations = deepCopyStringMap(out.Annotations) delete(out.Annotations, appsv1beta2.DeprecatedTemplateGeneration) } } if err := s.Convert(&in.Status, &out.Status, 0); err != nil { return err } return nil } func Convert_v1beta2_DaemonSetSpec_To_apps_DaemonSetSpec(in *appsv1beta2.DaemonSetSpec, out *apps.DaemonSetSpec, s conversion.Scope) error { out.Selector = in.Selector if err := k8s_api_v1.Convert_v1_PodTemplateSpec_To_core_PodTemplateSpec(&in.Template, &out.Template, s); err != nil { return err } if err := Convert_v1beta2_DaemonSetUpdateStrategy_To_apps_DaemonSetUpdateStrategy(&in.UpdateStrategy, &out.UpdateStrategy, s); err != nil { return err } if in.RevisionHistoryLimit != nil { out.RevisionHistoryLimit = new(int32) *out.RevisionHistoryLimit = *in.RevisionHistoryLimit } else { out.RevisionHistoryLimit = nil } out.MinReadySeconds = in.MinReadySeconds return nil } func Convert_v1beta2_DaemonSetUpdateStrategy_To_apps_DaemonSetUpdateStrategy(in *appsv1beta2.DaemonSetUpdateStrategy, out *apps.DaemonSetUpdateStrategy, s conversion.Scope) error { out.Type = apps.DaemonSetUpdateStrategyType(in.Type) if in.RollingUpdate != nil { out.RollingUpdate = &apps.RollingUpdateDaemonSet{} if err := Convert_v1beta2_RollingUpdateDaemonSet_To_apps_RollingUpdateDaemonSet(in.RollingUpdate, out.RollingUpdate, s); err != nil { return err } } return nil } func deepCopyStringMap(m map[string]string) map[string]string { ret := make(map[string]string, len(m)) for k, v := range m { ret[k] = v } return ret }