qemuimg

Documentation

Index

• Constants
• Variables
• func Convert(srcInfo, destInfo SImageInfo, compact bool, workerOpions []string) error
• func GetQemuFilepath(path string, encKey string, encFormat TEncryptFormat) string
• func ParseQemuFilepath(pathInfo string) (string, error)
• func Qcow2SparseOptions() []string
• func QemuImgInit() error
• type SFileInfo
• type SImageInfo
  • func (info SImageInfo) Encrypted() bool
  • func (info SImageInfo) ImageOptions() string
  • func (info SImageInfo) SecretOptions() string
  • func (info *SImageInfo) SetSecId(id string)
• type SQcow2FileInfo
• type SQemuImage
  • func NewQemuImage(path string) (*SQemuImage, error)
  • func NewQemuImageWithIOLevel(path string, ioLevel TIONiceLevel) (*SQemuImage, error)
  • func (img *SQemuImage) Check() error
  • func (img *SQemuImage) Clone(name string, format qemuimgfmt.TImageFormat, compact bool) (*SQemuImage, error)
  • func (img *SQemuImage) CloneQcow2(name string, compact bool) (*SQemuImage, error)
  • func (img *SQemuImage) CloneRaw(name string) (*SQemuImage, error)
  • func (img *SQemuImage) CloneVhd(name string) (*SQemuImage, error)
  • func (img *SQemuImage) CloneVmdk(name string, compact bool) (*SQemuImage, error)
  • func (img *SQemuImage) Convert2Qcow2(compact bool, password string, encFormat TEncryptFormat, ...) error
  • func (img *SQemuImage) Convert2Qcow2To(output string, compact bool, password string, encFormat TEncryptFormat, ...) error
  • func (img *SQemuImage) Convert2Raw() error
  • func (img *SQemuImage) Convert2Vhd() error
  • func (img *SQemuImage) Convert2Vmdk(compact bool) error
  • func (img *SQemuImage) Copy(name string) (*SQemuImage, error)
  • func (img *SQemuImage) CreateQcow2(sizeMB int, compact bool, backPath string, password string, ...) error
  • func (img *SQemuImage) CreateRaw(sizeMB int) error
  • func (img *SQemuImage) CreateVhd(sizeMB int) error
  • func (img *SQemuImage) CreateVmdk(sizeMB int, compact bool) error
  • func (img *SQemuImage) Delete() error
  • func (img *SQemuImage) Expand() error
  • func (img *SQemuImage) Fallocate() error
  • func (img *SQemuImage) GetActualSizeMB() int
  • func (img *SQemuImage) GetBackingChain() ([]string, error)
  • func (img *SQemuImage) GetSizeMB() int
  • func (img *SQemuImage) IsChained() bool
  • func (img *SQemuImage) IsRaw() bool
  • func (img *SQemuImage) IsSparse() bool
  • func (img *SQemuImage) IsSparseQcow2() bool
  • func (img *SQemuImage) IsSparseVmdk() bool
  • func (img *SQemuImage) IsValid() bool
  • func (img *SQemuImage) Rebase(backPath string, force bool) error
  • func (img *SQemuImage) Resize(sizeMB int) error
  • func (img *SQemuImage) SetPassword(password string)
  • func (img *SQemuImage) String() string
  • func (img *SQemuImage) WholeChainFormatIs(format string) (bool, error)
• type TEncryptFormat
• type TIONiceLevel

Constants

const (
	// The scheduling class. 0 for none, 1 for real time, 2 for best-effort, 3 for idle.
	IONiceNone       = TIONiceLevel(0)
	IONiceRealTime   = TIONiceLevel(1)
	IONiceBestEffort = TIONiceLevel(2)
	IONiceIdle       = TIONiceLevel(3)
)

const (
	EncryptFormatLuks = "luks"
)

Variables

var (
	ErrUnsupportedFormat = errors.Error("unsupported format")
)

Functions

func Convert

func Convert(srcInfo, destInfo SImageInfo, compact bool, workerOpions []string) error

func GetQemuFilepath

func GetQemuFilepath(path string, encKey string, encFormat TEncryptFormat) string

func ParseQemuFilepath

func ParseQemuFilepath(pathInfo string) (string, error)

"json:{\"driver\":\"qcow2\",\"file\":{\"driver\":\"file\",\"filename\":\"/opt/cloud/workspace/disks/snapshots/72a2383d-e980-486f-816c-6c562e1757f3_snap/f39f225a-921f-492e-8fb6-0a4167d6ed91\"}}"

func Qcow2SparseOptions

func Qcow2SparseOptions() []string

func QemuImgInit

func QemuImgInit() error

Types

type SFileInfo

type SFileInfo struct {
	Driver   string `json:"driver"`
	Filename string `json:"filename"`
	Locking  string `json:"locking"`
}

type SImageInfo

type SImageInfo struct {
	Path     string
	Format   qemuimgfmt.TImageFormat
	IoLevel  TIONiceLevel
	Password string

	// only luks supported
	EncryptFormat TEncryptFormat
	// aes-256, sm4
	EncryptAlg seclib2.TSymEncAlg
	// contains filtered or unexported fields
}

func (SImageInfo) Encrypted

func (info SImageInfo) Encrypted() bool

func (SImageInfo) ImageOptions

func (info SImageInfo) ImageOptions() string

func (SImageInfo) SecretOptions

func (info SImageInfo) SecretOptions() string

func (*SImageInfo) SetSecId

func (info *SImageInfo) SetSecId(id string)

type SQcow2FileInfo

type SQcow2FileInfo struct {
	Driver           string    `json:"driver"`
	EncryptKeySecret string    `json:"encrypt.key-secret"`
	EncryptFormat    string    `json:"encrypt.format"`
	File             SFileInfo `json:"file"`
}

type SQemuImage

type SQemuImage struct {
	Path            string
	Password        string
	Format          qemuimgfmt.TImageFormat
	SizeBytes       int64
	ActualSizeBytes int64
	ClusterSize     int
	BackFilePath    string
	Compat          string
	Encrypted       bool
	Subformat       string
	IoLevel         TIONiceLevel

	EncryptFormat TEncryptFormat
	EncryptAlg    seclib2.TSymEncAlg
}

func NewQemuImage

func NewQemuImage(path string) (*SQemuImage, error)

func NewQemuImageWithIOLevel

func NewQemuImageWithIOLevel(path string, ioLevel TIONiceLevel) (*SQemuImage, error)

func (*SQemuImage) Check

func (img *SQemuImage) Check() error

func (*SQemuImage) Clone

func (img *SQemuImage) Clone(name string, format qemuimgfmt.TImageFormat, compact bool) (*SQemuImage, error)

func (*SQemuImage) CloneQcow2

func (img *SQemuImage) CloneQcow2(name string, compact bool) (*SQemuImage, error)

func (*SQemuImage) CloneRaw

func (img *SQemuImage) CloneRaw(name string) (*SQemuImage, error)

func (*SQemuImage) CloneVhd

func (img *SQemuImage) CloneVhd(name string) (*SQemuImage, error)

func (*SQemuImage) CloneVmdk

func (img *SQemuImage) CloneVmdk(name string, compact bool) (*SQemuImage, error)

func (*SQemuImage) Convert2Qcow2

func (img *SQemuImage) Convert2Qcow2(compact bool, password string, encFormat TEncryptFormat, encAlg seclib2.TSymEncAlg) error

func (*SQemuImage) Convert2Qcow2To

func (img *SQemuImage) Convert2Qcow2To(output string, compact bool, password string, encFormat TEncryptFormat, encAlg seclib2.TSymEncAlg) error

func (*SQemuImage) Convert2Raw

func (img *SQemuImage) Convert2Raw() error

func (*SQemuImage) Convert2Vhd

func (img *SQemuImage) Convert2Vhd() error

func (*SQemuImage) Convert2Vmdk

func (img *SQemuImage) Convert2Vmdk(compact bool) error

func (*SQemuImage) Copy

func (img *SQemuImage) Copy(name string) (*SQemuImage, error)

func (*SQemuImage) CreateQcow2

func (img *SQemuImage) CreateQcow2(sizeMB int, compact bool, backPath string, password string, encFormat TEncryptFormat, encAlg seclib2.TSymEncAlg) error

func (*SQemuImage) CreateRaw

func (img *SQemuImage) CreateRaw(sizeMB int) error

func (*SQemuImage) CreateVhd

func (img *SQemuImage) CreateVhd(sizeMB int) error

func (*SQemuImage) CreateVmdk

func (img *SQemuImage) CreateVmdk(sizeMB int, compact bool) error

func (*SQemuImage) Delete

func (img *SQemuImage) Delete() error

func (*SQemuImage) Expand

func (img *SQemuImage) Expand() error

func (*SQemuImage) Fallocate

func (img *SQemuImage) Fallocate() error

func (*SQemuImage) GetActualSizeMB

func (img *SQemuImage) GetActualSizeMB() int

func (*SQemuImage) GetBackingChain

func (img *SQemuImage) GetBackingChain() ([]string, error)

func (*SQemuImage) GetSizeMB

func (img *SQemuImage) GetSizeMB() int

func (*SQemuImage) IsChained

func (img *SQemuImage) IsChained() bool

func (*SQemuImage) IsRaw

func (img *SQemuImage) IsRaw() bool

func (*SQemuImage) IsSparse

func (img *SQemuImage) IsSparse() bool

func (*SQemuImage) IsSparseQcow2

func (img *SQemuImage) IsSparseQcow2() bool

func (*SQemuImage) IsSparseVmdk

func (img *SQemuImage) IsSparseVmdk() bool

func (*SQemuImage) IsValid

func (img *SQemuImage) IsValid() bool

func (*SQemuImage) Rebase

func (img *SQemuImage) Rebase(backPath string, force bool) error

func (*SQemuImage) Resize

func (img *SQemuImage) Resize(sizeMB int) error

func (*SQemuImage) SetPassword

func (img *SQemuImage) SetPassword(password string)

base64 password

func (*SQemuImage) String

func (img *SQemuImage) String() string

func (*SQemuImage) WholeChainFormatIs

func (img *SQemuImage) WholeChainFormatIs(format string) (bool, error)

type TEncryptFormat

type TEncryptFormat string

type TIONiceLevel

type TIONiceLevel int