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/*
Copyright 2017 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 v1alpha1
import metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
// +genclient
// +genclient:nonNamespaced
// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
// VolumeAttachment captures the intent to attach or detach the specified volume
// to/from the specified node.
//
// VolumeAttachment objects are non-namespaced.
type VolumeAttachment struct {
metav1.TypeMeta `json:",inline"`
// Standard object metadata.
// More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#metadata
// +optional
metav1.ObjectMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
// Specification of the desired attach/detach volume behavior.
// Populated by the Kubernetes system.
Spec VolumeAttachmentSpec `json:"spec" protobuf:"bytes,2,opt,name=spec"`
// Status of the VolumeAttachment request.
// Populated by the entity completing the attach or detach
// operation, i.e. the external-attacher.
// +optional
Status VolumeAttachmentStatus `json:"status,omitempty" protobuf:"bytes,3,opt,name=status"`
}
// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
// VolumeAttachmentList is a collection of VolumeAttachment objects.
type VolumeAttachmentList struct {
metav1.TypeMeta `json:",inline"`
// Standard list metadata
// More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#metadata
// +optional
metav1.ListMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
// Items is the list of VolumeAttachments
Items []VolumeAttachment `json:"items" protobuf:"bytes,2,rep,name=items"`
}
// VolumeAttachmentSpec is the specification of a VolumeAttachment request.
type VolumeAttachmentSpec struct {
// Attacher indicates the name of the volume driver that MUST handle this
// request. This is the name returned by GetPluginName().
Attacher string `json:"attacher" protobuf:"bytes,1,opt,name=attacher"`
// Source represents the volume that should be attached.
Source VolumeAttachmentSource `json:"source" protobuf:"bytes,2,opt,name=source"`
// The node that the volume should be attached to.
NodeName string `json:"nodeName" protobuf:"bytes,3,opt,name=nodeName"`
}
// VolumeAttachmentSource represents a volume that should be attached.
// Right now only PersistenVolumes can be attached via external attacher,
// in future we may allow also inline volumes in pods.
// Exactly one member can be set.
type VolumeAttachmentSource struct {
// Name of the persistent volume to attach.
// +optional
PersistentVolumeName *string `json:"persistentVolumeName,omitempty" protobuf:"bytes,1,opt,name=persistentVolumeName"`
// Placeholder for *VolumeSource to accommodate inline volumes in pods.
}
// VolumeAttachmentStatus is the status of a VolumeAttachment request.
type VolumeAttachmentStatus struct {
// Indicates the volume is successfully attached.
// This field must only be set by the entity completing the attach
// operation, i.e. the external-attacher.
Attached bool `json:"attached" protobuf:"varint,1,opt,name=attached"`
// Upon successful attach, this field is populated with any
// information returned by the attach operation that must be passed
// into subsequent WaitForAttach or Mount calls.
// This field must only be set by the entity completing the attach
// operation, i.e. the external-attacher.
// +optional
AttachmentMetadata map[string]string `json:"attachmentMetadata,omitempty" protobuf:"bytes,2,rep,name=attachmentMetadata"`
// The last error encountered during attach operation, if any.
// This field must only be set by the entity completing the attach
// operation, i.e. the external-attacher.
// +optional
AttachError *VolumeError `json:"attachError,omitempty" protobuf:"bytes,3,opt,name=attachError,casttype=VolumeError"`
// The last error encountered during detach operation, if any.
// This field must only be set by the entity completing the detach
// operation, i.e. the external-attacher.
// +optional
DetachError *VolumeError `json:"detachError,omitempty" protobuf:"bytes,4,opt,name=detachError,casttype=VolumeError"`
}
// VolumeError captures an error encountered during a volume operation.
type VolumeError struct {
// Time the error was encountered.
// +optional
Time metav1.Time `json:"time,omitempty" protobuf:"bytes,1,opt,name=time"`
// String detailing the error encountered during Attach or Detach operation.
// This string maybe logged, so it should not contain sensitive
// information.
// +optional
Message string `json:"message,omitempty" protobuf:"bytes,2,opt,name=message"`
}
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