azuredisk

package
v1.30.1 Latest Latest
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 Go to latest Published: Apr 12, 2024 License: Apache-2.0 Imports: 61 Imported by: 3

Documentation

Index

Constants

View Source 
const (

	// WriteAcceleratorEnabled support for Azure Write Accelerator on Azure Disks
	// https://docs.microsoft.com/azure/virtual-machines/windows/how-to-enable-write-accelerator
	WriteAcceleratorEnabled = "writeacceleratorenabled"
)

Variables

This section is empty.

Functions

func CleanupMountPoint added in v0.7.0 

func CleanupMountPoint(path string, m *mount.SafeFormatAndMount, extensiveCheck bool) error

func GetUserAgent added in v1.6.0 

func GetUserAgent(driverName, customUserAgent, userAgentSuffix string) string

GetUserAgent returns user agent of the driver

func GetVersionYAML 

func GetVersionYAML(driverName string) (string, error)

GetVersionYAML returns the version information of the driver in YAML format

func InitOtelTracing added in v1.29.0 

func InitOtelTracing() (*otlptrace.Exporter, error)

func IsOperationPreempted added in v1.30.1 

func IsOperationPreempted(err error) bool

Types

type CSIDriver added in v1.1.1 

type CSIDriver interface {
	csi.ControllerServer
	csi.NodeServer
	csi.IdentityServer

	Run(ctx context.Context) error
}

CSIDriver defines the interface for a CSI driver.

func NewDriver 

func NewDriver(options *DriverOptions) CSIDriver

NewDriver Creates a NewCSIDriver object. Assumes vendor version is equal to driver version & does not support optional driver plugin info manifest field. Refer to CSI spec for more details.

type Driver 

type Driver struct {
	DriverCore
	// contains filtered or unexported fields
}

Driver is the v1 implementation of the Azure Disk CSI Driver.

func (*Driver) ControllerExpandVolume 

func (d *Driver) ControllerExpandVolume(ctx context.Context, req *csi.ControllerExpandVolumeRequest) (*csi.ControllerExpandVolumeResponse, error)

ControllerExpandVolume controller expand volume

func (*Driver) ControllerGetCapabilities 

func (d *Driver) ControllerGetCapabilities(_ context.Context, _ *csi.ControllerGetCapabilitiesRequest) (*csi.ControllerGetCapabilitiesResponse, error)

ControllerGetCapabilities returns the capabilities of the Controller plugin

func (*Driver) ControllerGetVolume added in v0.8.0 

func (d *Driver) ControllerGetVolume(context.Context, *csi.ControllerGetVolumeRequest) (*csi.ControllerGetVolumeResponse, error)

ControllerGetVolume get volume

func (*Driver) ControllerModifyVolume added in v1.30.0 

func (d *Driver) ControllerModifyVolume(context.Context, *csi.ControllerModifyVolumeRequest) (*csi.ControllerModifyVolumeResponse, error)

ControllerModifyVolume modify volume

func (*Driver) ControllerPublishVolume 

func (d *Driver) ControllerPublishVolume(ctx context.Context, req *csi.ControllerPublishVolumeRequest) (*csi.ControllerPublishVolumeResponse, error)

ControllerPublishVolume attach an azure disk to a required node

func (*Driver) ControllerUnpublishVolume 

func (d *Driver) ControllerUnpublishVolume(ctx context.Context, req *csi.ControllerUnpublishVolumeRequest) (*csi.ControllerUnpublishVolumeResponse, error)

ControllerUnpublishVolume detach an azure disk from a required node

func (*Driver) CreateSnapshot 

func (d *Driver) CreateSnapshot(ctx context.Context, req *csi.CreateSnapshotRequest) (*csi.CreateSnapshotResponse, error)

CreateSnapshot create a snapshot

func (*Driver) CreateVolume 

func (d *Driver) CreateVolume(ctx context.Context, req *csi.CreateVolumeRequest) (*csi.CreateVolumeResponse, error)

CreateVolume provisions an azure disk

func (*Driver) DeleteSnapshot 

func (d *Driver) DeleteSnapshot(ctx context.Context, req *csi.DeleteSnapshotRequest) (*csi.DeleteSnapshotResponse, error)

DeleteSnapshot delete a snapshot

func (*Driver) DeleteVolume 

func (d *Driver) DeleteVolume(ctx context.Context, req *csi.DeleteVolumeRequest) (*csi.DeleteVolumeResponse, error)

DeleteVolume delete an azure disk

func (*Driver) GetCapacity 

func (d *Driver) GetCapacity(_ context.Context, _ *csi.GetCapacityRequest) (*csi.GetCapacityResponse, error)

GetCapacity returns the capacity of the total available storage pool

func (*Driver) GetPluginCapabilities 

func (f *Driver) GetPluginCapabilities(_ context.Context, _ *csi.GetPluginCapabilitiesRequest) (*csi.GetPluginCapabilitiesResponse, error)

GetPluginCapabilities returns the capabilities of the plugin

func (*Driver) GetPluginInfo 

func (f *Driver) GetPluginInfo(_ context.Context, _ *csi.GetPluginInfoRequest) (*csi.GetPluginInfoResponse, error)

GetPluginInfo return the version and name of the plugin

func (*Driver) GetSourceDiskSize added in v1.0.0 

func (d *Driver) GetSourceDiskSize(ctx context.Context, subsID, resourceGroup, diskName string, curDepth, maxDepth int) (*int32, *armcompute.Disk, error)

GetSourceDiskSize recursively searches for the sourceDisk and returns: sourceDisk disk size, error

func (*Driver) ListSnapshots 

func (d *Driver) ListSnapshots(ctx context.Context, req *csi.ListSnapshotsRequest) (*csi.ListSnapshotsResponse, error)

ListSnapshots list all snapshots

func (*Driver) ListVolumes 

func (d *Driver) ListVolumes(ctx context.Context, req *csi.ListVolumesRequest) (*csi.ListVolumesResponse, error)

ListVolumes return all available volumes

func (*Driver) NodeExpandVolume 

func (d *Driver) NodeExpandVolume(_ context.Context, req *csi.NodeExpandVolumeRequest) (*csi.NodeExpandVolumeResponse, error)

NodeExpandVolume node expand volume

func (*Driver) NodeGetCapabilities 

func (d *Driver) NodeGetCapabilities(_ context.Context, _ *csi.NodeGetCapabilitiesRequest) (*csi.NodeGetCapabilitiesResponse, error)

NodeGetCapabilities return the capabilities of the Node plugin

func (*Driver) NodeGetInfo 

func (d *Driver) NodeGetInfo(ctx context.Context, _ *csi.NodeGetInfoRequest) (*csi.NodeGetInfoResponse, error)

NodeGetInfo return info of the node on which this plugin is running

func (*Driver) NodeGetVolumeStats 

func (d *Driver) NodeGetVolumeStats(ctx context.Context, req *csi.NodeGetVolumeStatsRequest) (*csi.NodeGetVolumeStatsResponse, error)

func (*Driver) NodePublishVolume 

func (d *Driver) NodePublishVolume(_ context.Context, req *csi.NodePublishVolumeRequest) (*csi.NodePublishVolumeResponse, error)

NodePublishVolume mount the volume from staging to target path

func (*Driver) NodeStageVolume 

func (d *Driver) NodeStageVolume(_ context.Context, req *csi.NodeStageVolumeRequest) (*csi.NodeStageVolumeResponse, error)

NodeStageVolume mount disk device to a staging path

func (*Driver) NodeUnpublishVolume 

func (d *Driver) NodeUnpublishVolume(_ context.Context, req *csi.NodeUnpublishVolumeRequest) (*csi.NodeUnpublishVolumeResponse, error)

NodeUnpublishVolume unmount the volume from the target path

func (*Driver) NodeUnstageVolume 

func (d *Driver) NodeUnstageVolume(_ context.Context, req *csi.NodeUnstageVolumeRequest) (*csi.NodeUnstageVolumeResponse, error)

NodeUnstageVolume unmount disk device from a staging path

func (*Driver) Probe 

func (f *Driver) Probe(_ context.Context, _ *csi.ProbeRequest) (*csi.ProbeResponse, error)

Probe check whether the plugin is running or not. This method does not need to return anything. Currently the spec does not dictate what you should return either. Hence, return an empty response

func (*Driver) Run 

func (d *Driver) Run(ctx context.Context) error

Run driver initialization

func (*Driver) ValidateVolumeCapabilities 

func (d *Driver) ValidateVolumeCapabilities(ctx context.Context, req *csi.ValidateVolumeCapabilitiesRequest) (*csi.ValidateVolumeCapabilitiesResponse, error)

ValidateVolumeCapabilities return the capabilities of the volume

type DriverCore added in v1.1.1 

type DriverCore struct {
	csicommon.CSIDriver
	// contains filtered or unexported fields
}

DriverCore contains fields common to both the V1 and V2 driver, and implements all interfaces of CSI drivers

func (*DriverCore) GetVolumeStats added in v1.28.7 

func (d *DriverCore) GetVolumeStats(_ context.Context, m *mount.SafeFormatAndMount, _, target string, hostutil hostUtil) ([]*csi.VolumeUsage, error)

type DriverOptions added in v1.5.0 

type DriverOptions struct {
	// Common options
	NodeID                     string
	DriverName                 string
	VolumeAttachLimit          int64
	ReservedDataDiskSlotNum    int64
	EnablePerfOptimization     bool
	CloudConfigSecretName      string
	CloudConfigSecretNamespace string
	CustomUserAgent            string
	UserAgentSuffix            string
	UseCSIProxyGAInterface     bool
	EnableOtelTracing          bool

	//only used in v1
	EnableDiskOnlineResize       bool
	AllowEmptyCloudConfig        bool
	EnableListVolumes            bool
	EnableListSnapshots          bool
	SupportZone                  bool
	GetNodeInfoFromLabels        bool
	EnableDiskCapacityCheck      bool
	DisableUpdateCache           bool
	EnableTrafficManager         bool
	TrafficManagerPort           int64
	AttachDetachInitialDelayInMs int64
	VMSSCacheTTLInSeconds        int64
	VolStatsCacheExpireInMinutes int64
	VMType                       string
	EnableWindowsHostProcess     bool
	GetNodeIDFromIMDS            bool
	WaitForSnapshotReady         bool
	CheckDiskLUNCollision        bool
	ForceDetachBackoff           bool
	Kubeconfig                   string
	Endpoint                     string
	DisableAVSetNodes            bool
}

DriverOptions defines driver parameters specified in driver deployment

func (*DriverOptions) AddFlags added in v1.30.0 

func (o *DriverOptions) AddFlags() *flag.FlagSet

type ExtendedLocation added in v1.30.0 

type ExtendedLocation struct {
	// Name - The name of the extended location.
	Name string `json:"name,omitempty"`
	// Type - The type of the extended location.
	Type string `json:"type,omitempty"`
}

ExtendedLocation contains additional info about the location of resources.

type FakeDriver added in v1.1.1 

type FakeDriver interface {
	CSIDriver

	GetSourceDiskSize(ctx context.Context, subsID, resourceGroup, diskName string, curDepth, maxDepth int) (*int32, *armcompute.Disk, error)
	// contains filtered or unexported methods
}

FakeDriver defines an interface unit tests use to test either the v1 or v2 implementation of the Azure Disk CSI Driver.

func NewFakeDriver added in v0.7.0 

func NewFakeDriver(t *gomock.Controller) (FakeDriver, error)

NewFakeDriver returns a driver implementation suitable for use in unit tests.

type ManagedDiskController added in v1.30.0 

type ManagedDiskController struct {
	// contains filtered or unexported fields
}

ManagedDiskController : managed disk controller struct

func NewManagedDiskController added in v1.30.0 

func NewManagedDiskController(provider *provider.Cloud) *ManagedDiskController

func (ManagedDiskController) AttachDisk added in v1.30.0 

func (c ManagedDiskController) AttachDisk(ctx context.Context, diskName, diskURI string, nodeName types.NodeName,
	cachingMode armcompute.CachingTypes, disk *armcompute.Disk, occupiedLuns []int) (int32, error)

AttachDisk attaches a disk to vm occupiedLuns is used to avoid conflict with other disk attach in k8s VolumeAttachments return (lun, error)

func (*ManagedDiskController) CreateManagedDisk added in v1.30.0 

func (c *ManagedDiskController) CreateManagedDisk(ctx context.Context, options *ManagedDiskOptions) (string, error)

CreateManagedDisk: create managed disk

func (*ManagedDiskController) DeleteManagedDisk added in v1.30.0 

func (c *ManagedDiskController) DeleteManagedDisk(ctx context.Context, diskURI string) error

DeleteManagedDisk : delete managed disk

func (ManagedDiskController) DetachDisk added in v1.30.0 

func (c ManagedDiskController) DetachDisk(ctx context.Context, diskName, diskURI string, nodeName types.NodeName) error

DetachDisk detaches a disk from VM

func (ManagedDiskController) DisksAreAttached added in v1.30.0 

func (c ManagedDiskController) DisksAreAttached(diskNames []string, nodeName types.NodeName) (map[string]bool, error)

DisksAreAttached checks if a list of volumes are attached to the node with the specified NodeName.

func (*ManagedDiskController) GetDisk added in v1.30.0 

func (c *ManagedDiskController) GetDisk(ctx context.Context, subsID, resourceGroup, diskName string) (string, string, error)

GetDisk return: disk provisionState, diskID, error

func (ManagedDiskController) GetDiskLun added in v1.30.0 

func (c ManagedDiskController) GetDiskLun(diskName, diskURI string, nodeName types.NodeName) (int32, *string, error)

GetDiskLun finds the lun on the host that the vhd is attached to, given a vhd's diskName and diskURI.

func (ManagedDiskController) GetNodeDataDisks added in v1.30.0 

func (c ManagedDiskController) GetNodeDataDisks(nodeName types.NodeName, crt azcache.AzureCacheReadType) ([]*armcompute.DataDisk, *string, error)

GetNodeDataDisks invokes vmSet interfaces to get data disks for the node.

func (*ManagedDiskController) ResizeDisk added in v1.30.0 

func (c *ManagedDiskController) ResizeDisk(ctx context.Context, diskURI string, oldSize resource.Quantity, newSize resource.Quantity, supportOnlineResize bool) (resource.Quantity, error)

ResizeDisk Expand the disk to new size

func (ManagedDiskController) SetDiskLun added in v1.30.0 

func (c ManagedDiskController) SetDiskLun(nodeName types.NodeName, diskURI string, diskMap map[string]*provider.AttachDiskOptions, occupiedLuns []int) (int32, error)

SetDiskLun find unused luns and allocate lun for every disk in diskMap. occupiedLuns is used to avoid conflict with other disk attach in k8s VolumeAttachments Return lun of diskURI, -1 if all luns are used.

func (ManagedDiskController) UpdateVM added in v1.30.0 

func (c ManagedDiskController) UpdateVM(ctx context.Context, nodeName types.NodeName) error

UpdateVM updates a vm

type ManagedDiskOptions 

type ManagedDiskOptions struct {
	// The SKU of storage account.
	StorageAccountType armcompute.DiskStorageAccountTypes
	// The name of the disk.
	DiskName string
	// The name of PVC.
	PVCName string
	// The name of resource group.
	ResourceGroup string
	// The AvailabilityZone to create the disk.
	AvailabilityZone string
	// The tags of the disk.
	Tags map[string]string
	// IOPS Caps for UltraSSD disk
	DiskIOPSReadWrite string
	// Throughput Cap (MBps) for UltraSSD disk
	DiskMBpsReadWrite string
	// if SourceResourceID is not empty, then it's a disk copy operation(for snapshot)
	SourceResourceID string
	// The type of source
	SourceType string
	// ResourceId of the disk encryption set to use for enabling encryption at rest.
	DiskEncryptionSetID string
	// DiskEncryption type, available values: EncryptionAtRestWithCustomerKey, EncryptionAtRestWithPlatformAndCustomerKeys
	DiskEncryptionType string
	// The size in GB.
	SizeGB int
	// The maximum number of VMs that can attach to the disk at the same time. Value greater than one indicates a disk that can be mounted on multiple VMs at the same time.
	MaxShares int32
	// Logical sector size in bytes for Ultra disks
	LogicalSectorSize int32
	// SkipGetDiskOperation indicates whether skip GetDisk operation(mainly due to throttling)
	SkipGetDiskOperation bool
	// PublicNetworkAccess - Possible values include: 'Enabled', 'Disabled'
	PublicNetworkAccess armcompute.PublicNetworkAccess
	// NetworkAccessPolicy - Possible values include: 'AllowAll', 'AllowPrivate', 'DenyAll'
	NetworkAccessPolicy armcompute.NetworkAccessPolicy
	// DiskAccessID - ARM id of the DiskAccess resource for using private endpoints on disks.
	DiskAccessID *string
	// BurstingEnabled - Set to true to enable bursting beyond the provisioned performance target of the disk.
	BurstingEnabled *bool
	// SubscriptionID - specify a different SubscriptionID
	SubscriptionID string
	// Location - specify a different location
	Location string
	// PerformancePlus - Set this flag to true to get a boost on the performance target of the disk deployed
	PerformancePlus *bool
}

ManagedDiskOptions specifies the options of managed disks.

type VersionInfo 

type VersionInfo struct {
	DriverName    string `json:"Driver Name"`
	DriverVersion string `json:"Driver Version"`
	GitCommit     string `json:"Git Commit"`
	BuildDate     string `json:"Build Date"`
	GoVersion     string `json:"Go Version"`
	Compiler      string `json:"Compiler"`
	Platform      string `json:"Platform"`
	TopologyKey   string `json:"Topology Key"`
}

VersionInfo holds the version information of the driver

func GetVersion 

func GetVersion(driverName string) VersionInfo

GetVersion returns the version information of the driver

Source Files

View all Source files

Directories

Path Synopsis
Package mockcorev1 implements the mock client for corev1.
 Package mockcorev1 implements the mock client for corev1.
Package mockkubeclient implements the mock client for kubeclient.
 Package mockkubeclient implements the mock client for kubeclient.
Package mockpersistentvolume implements the mock client for persistentvolumegetter.
 Package mockpersistentvolume implements the mock client for persistentvolumegetter.

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