diff options
Diffstat (limited to 'vendor/k8s.io/kubernetes/pkg/apis/core/v1/conversion.go')
| -rw-r--r-- | vendor/k8s.io/kubernetes/pkg/apis/core/v1/conversion.go | 619 |
1 files changed, 0 insertions, 619 deletions
diff --git a/vendor/k8s.io/kubernetes/pkg/apis/core/v1/conversion.go b/vendor/k8s.io/kubernetes/pkg/apis/core/v1/conversion.go deleted file mode 100644 index d888ebca4..000000000 --- a/vendor/k8s.io/kubernetes/pkg/apis/core/v1/conversion.go +++ /dev/null @@ -1,619 +0,0 @@ -/* -Copyright 2015 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 v1 - -import ( - "fmt" - "reflect" - - "k8s.io/api/core/v1" - - metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" - "k8s.io/apimachinery/pkg/conversion" - "k8s.io/apimachinery/pkg/runtime" - "k8s.io/apimachinery/pkg/util/validation/field" - "k8s.io/kubernetes/pkg/apis/core" - "k8s.io/kubernetes/pkg/apis/extensions" -) - -// This is a "fast-path" that avoids reflection for common types. It focuses on the objects that are -// converted the most in the cluster. -// TODO: generate one of these for every external API group - this is to prove the impact -func addFastPathConversionFuncs(scheme *runtime.Scheme) error { - scheme.AddGenericConversionFunc(func(objA, objB interface{}, s conversion.Scope) (bool, error) { - switch a := objA.(type) { - case *v1.Pod: - switch b := objB.(type) { - case *core.Pod: - return true, Convert_v1_Pod_To_core_Pod(a, b, s) - } - case *core.Pod: - switch b := objB.(type) { - case *v1.Pod: - return true, Convert_core_Pod_To_v1_Pod(a, b, s) - } - - case *v1.Event: - switch b := objB.(type) { - case *core.Event: - return true, Convert_v1_Event_To_core_Event(a, b, s) - } - case *core.Event: - switch b := objB.(type) { - case *v1.Event: - return true, Convert_core_Event_To_v1_Event(a, b, s) - } - - case *v1.ReplicationController: - switch b := objB.(type) { - case *core.ReplicationController: - return true, Convert_v1_ReplicationController_To_core_ReplicationController(a, b, s) - } - case *core.ReplicationController: - switch b := objB.(type) { - case *v1.ReplicationController: - return true, Convert_core_ReplicationController_To_v1_ReplicationController(a, b, s) - } - - case *v1.Node: - switch b := objB.(type) { - case *core.Node: - return true, Convert_v1_Node_To_core_Node(a, b, s) - } - case *core.Node: - switch b := objB.(type) { - case *v1.Node: - return true, Convert_core_Node_To_v1_Node(a, b, s) - } - - case *v1.Namespace: - switch b := objB.(type) { - case *core.Namespace: - return true, Convert_v1_Namespace_To_core_Namespace(a, b, s) - } - case *core.Namespace: - switch b := objB.(type) { - case *v1.Namespace: - return true, Convert_core_Namespace_To_v1_Namespace(a, b, s) - } - - case *v1.Service: - switch b := objB.(type) { - case *core.Service: - return true, Convert_v1_Service_To_core_Service(a, b, s) - } - case *core.Service: - switch b := objB.(type) { - case *v1.Service: - return true, Convert_core_Service_To_v1_Service(a, b, s) - } - - case *v1.Endpoints: - switch b := objB.(type) { - case *core.Endpoints: - return true, Convert_v1_Endpoints_To_core_Endpoints(a, b, s) - } - case *core.Endpoints: - switch b := objB.(type) { - case *v1.Endpoints: - return true, Convert_core_Endpoints_To_v1_Endpoints(a, b, s) - } - - case *metav1.WatchEvent: - switch b := objB.(type) { - case *metav1.InternalEvent: - return true, metav1.Convert_versioned_Event_to_versioned_InternalEvent(a, b, s) - } - case *metav1.InternalEvent: - switch b := objB.(type) { - case *metav1.WatchEvent: - return true, metav1.Convert_versioned_InternalEvent_to_versioned_Event(a, b, s) - } - } - return false, nil - }) - return nil -} - -func addConversionFuncs(scheme *runtime.Scheme) error { - // Add non-generated conversion functions - err := scheme.AddConversionFuncs( - Convert_core_Pod_To_v1_Pod, - Convert_core_PodSpec_To_v1_PodSpec, - Convert_core_ReplicationControllerSpec_To_v1_ReplicationControllerSpec, - Convert_core_ServiceSpec_To_v1_ServiceSpec, - Convert_v1_Pod_To_core_Pod, - Convert_v1_PodSpec_To_core_PodSpec, - Convert_v1_ReplicationControllerSpec_To_core_ReplicationControllerSpec, - Convert_v1_Secret_To_core_Secret, - Convert_v1_ServiceSpec_To_core_ServiceSpec, - Convert_v1_ResourceList_To_core_ResourceList, - Convert_v1_ReplicationController_to_extensions_ReplicaSet, - Convert_v1_ReplicationControllerSpec_to_extensions_ReplicaSetSpec, - Convert_v1_ReplicationControllerStatus_to_extensions_ReplicaSetStatus, - Convert_extensions_ReplicaSet_to_v1_ReplicationController, - Convert_extensions_ReplicaSetSpec_to_v1_ReplicationControllerSpec, - Convert_extensions_ReplicaSetStatus_to_v1_ReplicationControllerStatus, - ) - if err != nil { - return err - } - - // Add field conversion funcs. - err = scheme.AddFieldLabelConversionFunc("v1", "Pod", - func(label, value string) (string, string, error) { - switch label { - case "metadata.name", - "metadata.namespace", - "spec.nodeName", - "spec.restartPolicy", - "spec.schedulerName", - "status.phase", - "status.podIP", - "status.nominatedNodeName": - return label, value, nil - // This is for backwards compatibility with old v1 clients which send spec.host - case "spec.host": - return "spec.nodeName", value, nil - default: - return "", "", fmt.Errorf("field label not supported: %s", label) - } - }, - ) - if err != nil { - return err - } - err = scheme.AddFieldLabelConversionFunc("v1", "Node", - func(label, value string) (string, string, error) { - switch label { - case "metadata.name": - return label, value, nil - case "spec.unschedulable": - return label, value, nil - default: - return "", "", fmt.Errorf("field label not supported: %s", label) - } - }, - ) - if err != nil { - return err - } - err = scheme.AddFieldLabelConversionFunc("v1", "ReplicationController", - func(label, value string) (string, string, error) { - switch label { - case "metadata.name", - "metadata.namespace", - "status.replicas": - return label, value, nil - default: - return "", "", fmt.Errorf("field label not supported: %s", label) - } - }) - if err != nil { - return err - } - if err := AddFieldLabelConversionsForEvent(scheme); err != nil { - return err - } - if err := AddFieldLabelConversionsForNamespace(scheme); err != nil { - return err - } - if err := AddFieldLabelConversionsForSecret(scheme); err != nil { - return err - } - return nil -} - -func Convert_v1_ReplicationController_to_extensions_ReplicaSet(in *v1.ReplicationController, out *extensions.ReplicaSet, s conversion.Scope) error { - out.ObjectMeta = in.ObjectMeta - if err := Convert_v1_ReplicationControllerSpec_to_extensions_ReplicaSetSpec(&in.Spec, &out.Spec, s); err != nil { - return err - } - if err := Convert_v1_ReplicationControllerStatus_to_extensions_ReplicaSetStatus(&in.Status, &out.Status, s); err != nil { - return err - } - return nil -} - -func Convert_v1_ReplicationControllerSpec_to_extensions_ReplicaSetSpec(in *v1.ReplicationControllerSpec, out *extensions.ReplicaSetSpec, s conversion.Scope) error { - out.Replicas = *in.Replicas - out.MinReadySeconds = in.MinReadySeconds - if in.Selector != nil { - out.Selector = new(metav1.LabelSelector) - metav1.Convert_map_to_unversioned_LabelSelector(&in.Selector, out.Selector, s) - } - if in.Template != nil { - if err := Convert_v1_PodTemplateSpec_To_core_PodTemplateSpec(in.Template, &out.Template, s); err != nil { - return err - } - } - return nil -} - -func Convert_v1_ReplicationControllerStatus_to_extensions_ReplicaSetStatus(in *v1.ReplicationControllerStatus, out *extensions.ReplicaSetStatus, s conversion.Scope) error { - out.Replicas = in.Replicas - out.FullyLabeledReplicas = in.FullyLabeledReplicas - out.ReadyReplicas = in.ReadyReplicas - out.AvailableReplicas = in.AvailableReplicas - out.ObservedGeneration = in.ObservedGeneration - for _, cond := range in.Conditions { - out.Conditions = append(out.Conditions, extensions.ReplicaSetCondition{ - Type: extensions.ReplicaSetConditionType(cond.Type), - Status: core.ConditionStatus(cond.Status), - LastTransitionTime: cond.LastTransitionTime, - Reason: cond.Reason, - Message: cond.Message, - }) - } - return nil -} - -func Convert_extensions_ReplicaSet_to_v1_ReplicationController(in *extensions.ReplicaSet, out *v1.ReplicationController, s conversion.Scope) error { - out.ObjectMeta = in.ObjectMeta - if err := Convert_extensions_ReplicaSetSpec_to_v1_ReplicationControllerSpec(&in.Spec, &out.Spec, s); err != nil { - fieldErr, ok := err.(*field.Error) - if !ok { - return err - } - if out.Annotations == nil { - out.Annotations = make(map[string]string) - } - out.Annotations[v1.NonConvertibleAnnotationPrefix+"/"+fieldErr.Field] = reflect.ValueOf(fieldErr.BadValue).String() - } - if err := Convert_extensions_ReplicaSetStatus_to_v1_ReplicationControllerStatus(&in.Status, &out.Status, s); err != nil { - return err - } - return nil -} - -func Convert_extensions_ReplicaSetSpec_to_v1_ReplicationControllerSpec(in *extensions.ReplicaSetSpec, out *v1.ReplicationControllerSpec, s conversion.Scope) error { - out.Replicas = new(int32) - *out.Replicas = in.Replicas - out.MinReadySeconds = in.MinReadySeconds - var invalidErr error - if in.Selector != nil { - invalidErr = metav1.Convert_unversioned_LabelSelector_to_map(in.Selector, &out.Selector, s) - } - out.Template = new(v1.PodTemplateSpec) - if err := Convert_core_PodTemplateSpec_To_v1_PodTemplateSpec(&in.Template, out.Template, s); err != nil { - return err - } - return invalidErr -} - -func Convert_extensions_ReplicaSetStatus_to_v1_ReplicationControllerStatus(in *extensions.ReplicaSetStatus, out *v1.ReplicationControllerStatus, s conversion.Scope) error { - out.Replicas = in.Replicas - out.FullyLabeledReplicas = in.FullyLabeledReplicas - out.ReadyReplicas = in.ReadyReplicas - out.AvailableReplicas = in.AvailableReplicas - out.ObservedGeneration = in.ObservedGeneration - for _, cond := range in.Conditions { - out.Conditions = append(out.Conditions, v1.ReplicationControllerCondition{ - Type: v1.ReplicationControllerConditionType(cond.Type), - Status: v1.ConditionStatus(cond.Status), - LastTransitionTime: cond.LastTransitionTime, - Reason: cond.Reason, - Message: cond.Message, - }) - } - return nil -} - -func Convert_core_ReplicationControllerSpec_To_v1_ReplicationControllerSpec(in *core.ReplicationControllerSpec, out *v1.ReplicationControllerSpec, s conversion.Scope) error { - out.Replicas = &in.Replicas - out.MinReadySeconds = in.MinReadySeconds - out.Selector = in.Selector - if in.Template != nil { - out.Template = new(v1.PodTemplateSpec) - if err := Convert_core_PodTemplateSpec_To_v1_PodTemplateSpec(in.Template, out.Template, s); err != nil { - return err - } - } else { - out.Template = nil - } - return nil -} - -func Convert_v1_ReplicationControllerSpec_To_core_ReplicationControllerSpec(in *v1.ReplicationControllerSpec, out *core.ReplicationControllerSpec, s conversion.Scope) error { - if in.Replicas != nil { - out.Replicas = *in.Replicas - } - out.MinReadySeconds = in.MinReadySeconds - out.Selector = in.Selector - if in.Template != nil { - out.Template = new(core.PodTemplateSpec) - if err := Convert_v1_PodTemplateSpec_To_core_PodTemplateSpec(in.Template, out.Template, s); err != nil { - return err - } - } else { - out.Template = nil - } - return nil -} - -func Convert_core_PodTemplateSpec_To_v1_PodTemplateSpec(in *core.PodTemplateSpec, out *v1.PodTemplateSpec, s conversion.Scope) error { - if err := autoConvert_core_PodTemplateSpec_To_v1_PodTemplateSpec(in, out, s); err != nil { - return err - } - - // drop init container annotations so they don't take effect on legacy kubelets. - // remove this once the oldest supported kubelet no longer honors the annotations over the field. - out.Annotations = dropInitContainerAnnotations(out.Annotations) - - return nil -} - -func Convert_v1_PodTemplateSpec_To_core_PodTemplateSpec(in *v1.PodTemplateSpec, out *core.PodTemplateSpec, s conversion.Scope) error { - if err := autoConvert_v1_PodTemplateSpec_To_core_PodTemplateSpec(in, out, s); err != nil { - return err - } - - // drop init container annotations so they don't show up as differences when receiving requests from old clients - out.Annotations = dropInitContainerAnnotations(out.Annotations) - - return nil -} - -// The following two v1.PodSpec conversions are done here to support v1.ServiceAccount -// as an alias for ServiceAccountName. -func Convert_core_PodSpec_To_v1_PodSpec(in *core.PodSpec, out *v1.PodSpec, s conversion.Scope) error { - if err := autoConvert_core_PodSpec_To_v1_PodSpec(in, out, s); err != nil { - return err - } - - // DeprecatedServiceAccount is an alias for ServiceAccountName. - out.DeprecatedServiceAccount = in.ServiceAccountName - - if in.SecurityContext != nil { - // the host namespace fields have to be handled here for backward compatibility - // with v1.0.0 - out.HostPID = in.SecurityContext.HostPID - out.HostNetwork = in.SecurityContext.HostNetwork - out.HostIPC = in.SecurityContext.HostIPC - out.ShareProcessNamespace = in.SecurityContext.ShareProcessNamespace - } - - return nil -} - -func Convert_v1_PodSpec_To_core_PodSpec(in *v1.PodSpec, out *core.PodSpec, s conversion.Scope) error { - if err := autoConvert_v1_PodSpec_To_core_PodSpec(in, out, s); err != nil { - return err - } - - // We support DeprecatedServiceAccount as an alias for ServiceAccountName. - // If both are specified, ServiceAccountName (the new field) wins. - if in.ServiceAccountName == "" { - out.ServiceAccountName = in.DeprecatedServiceAccount - } - - // the host namespace fields have to be handled specially for backward compatibility - // with v1.0.0 - if out.SecurityContext == nil { - out.SecurityContext = new(core.PodSecurityContext) - } - out.SecurityContext.HostNetwork = in.HostNetwork - out.SecurityContext.HostPID = in.HostPID - out.SecurityContext.HostIPC = in.HostIPC - out.SecurityContext.ShareProcessNamespace = in.ShareProcessNamespace - - return nil -} - -func Convert_v1_Pod_To_core_Pod(in *v1.Pod, out *core.Pod, s conversion.Scope) error { - if err := autoConvert_v1_Pod_To_core_Pod(in, out, s); err != nil { - return err - } - - // drop init container annotations so they don't show up as differences when receiving requests from old clients - out.Annotations = dropInitContainerAnnotations(out.Annotations) - - return nil -} - -func Convert_core_Pod_To_v1_Pod(in *core.Pod, out *v1.Pod, s conversion.Scope) error { - if err := autoConvert_core_Pod_To_v1_Pod(in, out, s); err != nil { - return err - } - - // drop init container annotations so they don't take effect on legacy kubelets. - // remove this once the oldest supported kubelet no longer honors the annotations over the field. - out.Annotations = dropInitContainerAnnotations(out.Annotations) - - return nil -} - -func Convert_v1_Secret_To_core_Secret(in *v1.Secret, out *core.Secret, s conversion.Scope) error { - if err := autoConvert_v1_Secret_To_core_Secret(in, out, s); err != nil { - return err - } - - // StringData overwrites Data - if len(in.StringData) > 0 { - if out.Data == nil { - out.Data = map[string][]byte{} - } - for k, v := range in.StringData { - out.Data[k] = []byte(v) - } - } - - return nil -} -func Convert_core_SecurityContext_To_v1_SecurityContext(in *core.SecurityContext, out *v1.SecurityContext, s conversion.Scope) error { - if in.Capabilities != nil { - out.Capabilities = new(v1.Capabilities) - if err := Convert_core_Capabilities_To_v1_Capabilities(in.Capabilities, out.Capabilities, s); err != nil { - return err - } - } else { - out.Capabilities = nil - } - out.Privileged = in.Privileged - if in.SELinuxOptions != nil { - out.SELinuxOptions = new(v1.SELinuxOptions) - if err := Convert_core_SELinuxOptions_To_v1_SELinuxOptions(in.SELinuxOptions, out.SELinuxOptions, s); err != nil { - return err - } - } else { - out.SELinuxOptions = nil - } - out.RunAsUser = in.RunAsUser - out.RunAsNonRoot = in.RunAsNonRoot - out.ReadOnlyRootFilesystem = in.ReadOnlyRootFilesystem - out.AllowPrivilegeEscalation = in.AllowPrivilegeEscalation - return nil -} - -func Convert_core_PodSecurityContext_To_v1_PodSecurityContext(in *core.PodSecurityContext, out *v1.PodSecurityContext, s conversion.Scope) error { - out.SupplementalGroups = in.SupplementalGroups - if in.SELinuxOptions != nil { - out.SELinuxOptions = new(v1.SELinuxOptions) - if err := Convert_core_SELinuxOptions_To_v1_SELinuxOptions(in.SELinuxOptions, out.SELinuxOptions, s); err != nil { - return err - } - } else { - out.SELinuxOptions = nil - } - out.RunAsUser = in.RunAsUser - out.RunAsNonRoot = in.RunAsNonRoot - out.FSGroup = in.FSGroup - return nil -} - -func Convert_v1_PodSecurityContext_To_core_PodSecurityContext(in *v1.PodSecurityContext, out *core.PodSecurityContext, s conversion.Scope) error { - out.SupplementalGroups = in.SupplementalGroups - if in.SELinuxOptions != nil { - out.SELinuxOptions = new(core.SELinuxOptions) - if err := Convert_v1_SELinuxOptions_To_core_SELinuxOptions(in.SELinuxOptions, out.SELinuxOptions, s); err != nil { - return err - } - } else { - out.SELinuxOptions = nil - } - out.RunAsUser = in.RunAsUser - out.RunAsNonRoot = in.RunAsNonRoot - out.FSGroup = in.FSGroup - return nil -} - -// +k8s:conversion-fn=copy-only -func Convert_v1_ResourceList_To_core_ResourceList(in *v1.ResourceList, out *core.ResourceList, s conversion.Scope) error { - if *in == nil { - return nil - } - if *out == nil { - *out = make(core.ResourceList, len(*in)) - } - for key, val := range *in { - // Moved to defaults - // TODO(#18538): We round up resource values to milli scale to maintain API compatibility. - // In the future, we should instead reject values that need rounding. - // const milliScale = -3 - // val.RoundUp(milliScale) - - (*out)[core.ResourceName(key)] = val - } - return nil -} - -func AddFieldLabelConversionsForEvent(scheme *runtime.Scheme) error { - return scheme.AddFieldLabelConversionFunc("v1", "Event", - func(label, value string) (string, string, error) { - switch label { - case "involvedObject.kind", - "involvedObject.namespace", - "involvedObject.name", - "involvedObject.uid", - "involvedObject.apiVersion", - "involvedObject.resourceVersion", - "involvedObject.fieldPath", - "reason", - "source", - "type", - "metadata.namespace", - "metadata.name": - return label, value, nil - default: - return "", "", fmt.Errorf("field label not supported: %s", label) - } - }) -} - -func AddFieldLabelConversionsForNamespace(scheme *runtime.Scheme) error { - return scheme.AddFieldLabelConversionFunc("v1", "Namespace", - func(label, value string) (string, string, error) { - switch label { - case "status.phase", - "metadata.name": - return label, value, nil - default: - return "", "", fmt.Errorf("field label not supported: %s", label) - } - }) -} - -func AddFieldLabelConversionsForSecret(scheme *runtime.Scheme) error { - return scheme.AddFieldLabelConversionFunc("v1", "Secret", - func(label, value string) (string, string, error) { - switch label { - case "type", - "metadata.namespace", - "metadata.name": - return label, value, nil - default: - return "", "", fmt.Errorf("field label not supported: %s", label) - } - }) -} - -var initContainerAnnotations = map[string]bool{ - "pod.beta.kubernetes.io/init-containers": true, - "pod.alpha.kubernetes.io/init-containers": true, - "pod.beta.kubernetes.io/init-container-statuses": true, - "pod.alpha.kubernetes.io/init-container-statuses": true, -} - -// dropInitContainerAnnotations returns a copy of the annotations with init container annotations removed, -// or the original annotations if no init container annotations were present. -// -// this can be removed once no clients prior to 1.8 are supported, and no kubelets prior to 1.8 can be run -// (we don't support kubelets older than 2 versions skewed from the apiserver, but we don't prevent them, either) -func dropInitContainerAnnotations(oldAnnotations map[string]string) map[string]string { - if len(oldAnnotations) == 0 { - return oldAnnotations - } - - found := false - for k := range initContainerAnnotations { - if _, ok := oldAnnotations[k]; ok { - found = true - break - } - } - if !found { - return oldAnnotations - } - - newAnnotations := make(map[string]string, len(oldAnnotations)) - for k, v := range oldAnnotations { - if !initContainerAnnotations[k] { - newAnnotations[k] = v - } - } - return newAnnotations -} |