| /* |
| 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 v1beta1 |
| |
| import ( |
| "k8s.io/api/core/v1" |
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" |
| ) |
| |
| // +genclient |
| // +genclient:nonNamespaced |
| // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object |
| |
| // StorageClass describes the parameters for a class of storage for |
| // which PersistentVolumes can be dynamically provisioned. |
| // |
| // StorageClasses are non-namespaced; the name of the storage class |
| // according to etcd is in ObjectMeta.Name. |
| type StorageClass struct { |
| metav1.TypeMeta `json:",inline"` |
| // Standard object's 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"` |
| |
| // Provisioner indicates the type of the provisioner. |
| Provisioner string `json:"provisioner" protobuf:"bytes,2,opt,name=provisioner"` |
| |
| // Parameters holds the parameters for the provisioner that should |
| // create volumes of this storage class. |
| // +optional |
| Parameters map[string]string `json:"parameters,omitempty" protobuf:"bytes,3,rep,name=parameters"` |
| |
| // Dynamically provisioned PersistentVolumes of this storage class are |
| // created with this reclaimPolicy. Defaults to Delete. |
| // +optional |
| ReclaimPolicy *v1.PersistentVolumeReclaimPolicy `json:"reclaimPolicy,omitempty" protobuf:"bytes,4,opt,name=reclaimPolicy,casttype=k8s.io/api/core/v1.PersistentVolumeReclaimPolicy"` |
| |
| // Dynamically provisioned PersistentVolumes of this storage class are |
| // created with these mountOptions, e.g. ["ro", "soft"]. Not validated - |
| // mount of the PVs will simply fail if one is invalid. |
| // +optional |
| MountOptions []string `json:"mountOptions,omitempty" protobuf:"bytes,5,opt,name=mountOptions"` |
| |
| // AllowVolumeExpansion shows whether the storage class allow volume expand |
| // +optional |
| AllowVolumeExpansion *bool `json:"allowVolumeExpansion,omitempty" protobuf:"varint,6,opt,name=allowVolumeExpansion"` |
| |
| // VolumeBindingMode indicates how PersistentVolumeClaims should be |
| // provisioned and bound. When unset, VolumeBindingImmediate is used. |
| // This field is only honored by servers that enable the VolumeScheduling feature. |
| // +optional |
| VolumeBindingMode *VolumeBindingMode `json:"volumeBindingMode,omitempty" protobuf:"bytes,7,opt,name=volumeBindingMode"` |
| |
| // Restrict the node topologies where volumes can be dynamically provisioned. |
| // Each volume plugin defines its own supported topology specifications. |
| // An empty TopologySelectorTerm list means there is no topology restriction. |
| // This field is only honored by servers that enable the VolumeScheduling feature. |
| // +optional |
| AllowedTopologies []v1.TopologySelectorTerm `json:"allowedTopologies,omitempty" protobuf:"bytes,8,rep,name=allowedTopologies"` |
| } |
| |
| // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object |
| |
| // StorageClassList is a collection of storage classes. |
| type StorageClassList 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 StorageClasses |
| Items []StorageClass `json:"items" protobuf:"bytes,2,rep,name=items"` |
| } |
| |
| // VolumeBindingMode indicates how PersistentVolumeClaims should be bound. |
| type VolumeBindingMode string |
| |
| const ( |
| // VolumeBindingImmediate indicates that PersistentVolumeClaims should be |
| // immediately provisioned and bound. This is the default mode. |
| VolumeBindingImmediate VolumeBindingMode = "Immediate" |
| |
| // VolumeBindingWaitForFirstConsumer indicates that PersistentVolumeClaims |
| // should not be provisioned and bound until the first Pod is created that |
| // references the PeristentVolumeClaim. The volume provisioning and |
| // binding will occur during Pod scheduing. |
| VolumeBindingWaitForFirstConsumer VolumeBindingMode = "WaitForFirstConsumer" |
| ) |
| |
| // +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"` |
| |
| // inlineVolumeSpec contains all the information necessary to attach |
| // a persistent volume defined by a pod's inline VolumeSource. This field |
| // is populated only for the CSIMigration feature. It contains |
| // translated fields from a pod's inline VolumeSource to a |
| // PersistentVolumeSpec. This field is alpha-level and is only |
| // honored by servers that enabled the CSIMigration feature. |
| // +optional |
| InlineVolumeSpec *v1.PersistentVolumeSpec `json:"inlineVolumeSpec,omitempty" protobuf:"bytes,2,opt,name=inlineVolumeSpec"` |
| } |
| |
| // 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 may be logged, so it should not contain sensitive |
| // information. |
| // +optional |
| Message string `json:"message,omitempty" protobuf:"bytes,2,opt,name=message"` |
| } |
| |
| // +genclient |
| // +genclient:nonNamespaced |
| // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object |
| |
| // CSIDriver captures information about a Container Storage Interface (CSI) |
| // volume driver deployed on the cluster. |
| // CSI drivers do not need to create the CSIDriver object directly. Instead they may use the |
| // cluster-driver-registrar sidecar container. When deployed with a CSI driver it automatically |
| // creates a CSIDriver object representing the driver. |
| // Kubernetes attach detach controller uses this object to determine whether attach is required. |
| // Kubelet uses this object to determine whether pod information needs to be passed on mount. |
| // CSIDriver objects are non-namespaced. |
| type CSIDriver struct { |
| metav1.TypeMeta `json:",inline"` |
| |
| // Standard object metadata. |
| // metadata.Name indicates the name of the CSI driver that this object |
| // refers to; it MUST be the same name returned by the CSI GetPluginName() |
| // call for that driver. |
| // The driver name must be 63 characters or less, beginning and ending with |
| // an alphanumeric character ([a-z0-9A-Z]) with dashes (-), dots (.), and |
| // alphanumerics between. |
| // More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#metadata |
| metav1.ObjectMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"` |
| |
| // Specification of the CSI Driver. |
| Spec CSIDriverSpec `json:"spec" protobuf:"bytes,2,opt,name=spec"` |
| } |
| |
| // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object |
| |
| // CSIDriverList is a collection of CSIDriver objects. |
| type CSIDriverList 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 CSIDriver |
| Items []CSIDriver `json:"items" protobuf:"bytes,2,rep,name=items"` |
| } |
| |
| // CSIDriverSpec is the specification of a CSIDriver. |
| type CSIDriverSpec struct { |
| // attachRequired indicates this CSI volume driver requires an attach |
| // operation (because it implements the CSI ControllerPublishVolume() |
| // method), and that the Kubernetes attach detach controller should call |
| // the attach volume interface which checks the volumeattachment status |
| // and waits until the volume is attached before proceeding to mounting. |
| // The CSI external-attacher coordinates with CSI volume driver and updates |
| // the volumeattachment status when the attach operation is complete. |
| // If the CSIDriverRegistry feature gate is enabled and the value is |
| // specified to false, the attach operation will be skipped. |
| // Otherwise the attach operation will be called. |
| // +optional |
| AttachRequired *bool `json:"attachRequired,omitempty" protobuf:"varint,1,opt,name=attachRequired"` |
| |
| // If set to true, podInfoOnMount indicates this CSI volume driver |
| // requires additional pod information (like podName, podUID, etc.) during |
| // mount operations. |
| // If set to false, pod information will not be passed on mount. |
| // Default is false. |
| // The CSI driver specifies podInfoOnMount as part of driver deployment. |
| // If true, Kubelet will pass pod information as VolumeContext in the CSI |
| // NodePublishVolume() calls. |
| // The CSI driver is responsible for parsing and validating the information |
| // passed in as VolumeContext. |
| // The following VolumeConext will be passed if podInfoOnMount is set to true. |
| // This list might grow, but the prefix will be used. |
| // "csi.storage.k8s.io/pod.name": pod.Name |
| // "csi.storage.k8s.io/pod.namespace": pod.Namespace |
| // "csi.storage.k8s.io/pod.uid": string(pod.UID) |
| // +optional |
| PodInfoOnMount *bool `json:"podInfoOnMount,omitempty" protobuf:"bytes,2,opt,name=podInfoOnMount"` |
| } |
| |
| // +genclient |
| // +genclient:nonNamespaced |
| // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object |
| |
| // CSINode holds information about all CSI drivers installed on a node. |
| // CSI drivers do not need to create the CSINode object directly. As long as |
| // they use the node-driver-registrar sidecar container, the kubelet will |
| // automatically populate the CSINode object for the CSI driver as part of |
| // kubelet plugin registration. |
| // CSINode has the same name as a node. If the object is missing, it means either |
| // there are no CSI Drivers available on the node, or the Kubelet version is low |
| // enough that it doesn't create this object. |
| // CSINode has an OwnerReference that points to the corresponding node object. |
| type CSINode struct { |
| metav1.TypeMeta `json:",inline"` |
| |
| // metadata.name must be the Kubernetes node name. |
| metav1.ObjectMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"` |
| |
| // spec is the specification of CSINode |
| Spec CSINodeSpec `json:"spec" protobuf:"bytes,2,opt,name=spec"` |
| } |
| |
| // CSINodeSpec holds information about the specification of all CSI drivers installed on a node |
| type CSINodeSpec struct { |
| // drivers is a list of information of all CSI Drivers existing on a node. |
| // If all drivers in the list are uninstalled, this can become empty. |
| // +patchMergeKey=name |
| // +patchStrategy=merge |
| Drivers []CSINodeDriver `json:"drivers" patchStrategy:"merge" patchMergeKey:"name" protobuf:"bytes,1,rep,name=drivers"` |
| } |
| |
| // CSINodeDriver holds information about the specification of one CSI driver installed on a node |
| type CSINodeDriver struct { |
| // This is the name of the CSI driver that this object refers to. |
| // This MUST be the same name returned by the CSI GetPluginName() call for |
| // that driver. |
| Name string `json:"name" protobuf:"bytes,1,opt,name=name"` |
| |
| // nodeID of the node from the driver point of view. |
| // This field enables Kubernetes to communicate with storage systems that do |
| // not share the same nomenclature for nodes. For example, Kubernetes may |
| // refer to a given node as "node1", but the storage system may refer to |
| // the same node as "nodeA". When Kubernetes issues a command to the storage |
| // system to attach a volume to a specific node, it can use this field to |
| // refer to the node name using the ID that the storage system will |
| // understand, e.g. "nodeA" instead of "node1". This field is required. |
| NodeID string `json:"nodeID" protobuf:"bytes,2,opt,name=nodeID"` |
| |
| // topologyKeys is the list of keys supported by the driver. |
| // When a driver is initialized on a cluster, it provides a set of topology |
| // keys that it understands (e.g. "company.com/zone", "company.com/region"). |
| // When a driver is initialized on a node, it provides the same topology keys |
| // along with values. Kubelet will expose these topology keys as labels |
| // on its own node object. |
| // When Kubernetes does topology aware provisioning, it can use this list to |
| // determine which labels it should retrieve from the node object and pass |
| // back to the driver. |
| // It is possible for different nodes to use different topology keys. |
| // This can be empty if driver does not support topology. |
| // +optional |
| TopologyKeys []string `json:"topologyKeys" protobuf:"bytes,3,rep,name=topologyKeys"` |
| } |
| |
| // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object |
| |
| // CSINodeList is a collection of CSINode objects. |
| type CSINodeList 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 CSINode |
| Items []CSINode `json:"items" protobuf:"bytes,2,rep,name=items"` |
| } |