fibrechannel

Documentation

Index

• func Attach(c Connector, io ioHandler) (string, error)
• func Detach(devicePath string, io ioHandler) error
• func FindMultipathDeviceForDevice(device string, io ioHandler) (string, error)
• func FindSlaveDevicesOnMultipath(dm string, io ioHandler) []string
• func RemoveMultipathDevice(device string) error
• type Connector
• type OSioHandler
  • func (handler *OSioHandler) EvalSymlinks(path string) (string, error)
  • func (handler *OSioHandler) Lstat(name string) (os.FileInfo, error)
  • func (handler *OSioHandler) ReadDir(dirname string) ([]os.FileInfo, error)
  • func (handler *OSioHandler) WriteFile(filename string, data []byte, perm os.FileMode) error

Functions

func Attach

func Attach(c Connector, io ioHandler) (string, error)

Attach attempts to attach a fc volume to a node using the provided Connector info

func Detach

func Detach(devicePath string, io ioHandler) error

Detach performs a detach operation on a volume

func FindMultipathDeviceForDevice

func FindMultipathDeviceForDevice(device string, io ioHandler) (string, error)

FindMultipathDeviceForDevice given a device name like /dev/sdx, find the devicemapper parent

func FindSlaveDevicesOnMultipath

func FindSlaveDevicesOnMultipath(dm string, io ioHandler) []string

FindSlaveDevicesOnMultipath returns all slaves on the multipath device given the device path

func RemoveMultipathDevice

func RemoveMultipathDevice(device string) error

Types

type Connector

type Connector struct {
	VolumeName string
	TargetWWNs []string
	Lun        string
	WWIDs      []string
}

Connector provides a struct to hold all of the needed parameters to make our Fibre Channel connection

type OSioHandler

type OSioHandler struct{}

OSioHandler is a wrapper that includes all the necessary io functions used for (Should be used as default io handler)

func (*OSioHandler) EvalSymlinks

func (handler *OSioHandler) EvalSymlinks(path string) (string, error)

EvalSymlinks calls EvalSymlinks from filepath package

func (*OSioHandler) Lstat

func (handler *OSioHandler) Lstat(name string) (os.FileInfo, error)

Lstat calls the Lstat function from os package

func (*OSioHandler) ReadDir

func (handler *OSioHandler) ReadDir(dirname string) ([]os.FileInfo, error)

ReadDir calls the ReadDir function from ioutil package

func (*OSioHandler) WriteFile

func (handler *OSioHandler) WriteFile(filename string, data []byte, perm os.FileMode) error

WriteFile calls WriteFile from ioutil package