isolated_device

Documentation

Index

• Constants
• func GetApiResourceData(dev IDevice) *jsonutils.JSONDict
• func GetUSBDevId(vendorId, devId, bus, addr string) string
• func GetUSBDevQemuOptions(vendorDevId string, addr string) (map[string]string, error)
• func NewGPUHPCDevice(dev *PCIDevice) *sGPUHPCDevice
• func NewSRIOVNicDevice(dev *PCIDevice, devType, wireId, pfName string, virtfn int) *sSRIOVNicDevice
• func ParseOutput(output []byte, doTrim bool) []string
• func SyncDeviceInfo(session *mcclient.ClientSession, hostId string, dev IDevice) (jsonutils.JSONObject, error)
• type CloudDeviceInfo
• type HotPlugOption
• type HotUnplugOption
• type IDevice
• type IHost
• type IOMMUGroup
  • func NewIOMMUGroup() (*IOMMUGroup, error)
  • func (g *IOMMUGroup) FindSameGroupDevs(devAddr string, vendorId string) []*PCIDevice
  • func (g *IOMMUGroup) ListDevices(groupNum, selfAddr, vendorId string) []*PCIDevice
  • func (g *IOMMUGroup) String() string
• type IsolatedDeviceManager
  • func NewManager(host IHost) IsolatedDeviceManager
• type PCIDevice
  • func NewPCIDevice(line string) (*PCIDevice, error)
  • func NewPCIDevice2(line string) *PCIDevice
  • func (d *PCIDevice) GetVendorDeviceId() string
  • func (d *PCIDevice) IsBootVGA() (bool, error)
  • func (d *PCIDevice) IsVFIOPCIDriverUsed() bool
  • func (d *PCIDevice) String() string
• type QemuParams

Constants

const (
	CLASS_CODE_VGA = "0300"
	CLASS_CODE_3D  = "0302"
)

const (
	BUSID_REGEX = `[0-9a-fA-F]{2}:[0-9a-fA-F]{2}\.[0-9a-fA-F]`
	CODE_REGEX  = `[0-9a-fA-F]{4}`
	LABEL_REGEX = `[\w+\ \.\,\:\+\&\-\/\[\]\(\)]+`

	VFIO_PCI_KERNEL_DRIVER = "vfio-pci"
	DEFAULT_VGA_CMD        = " -vga std"
	// 在qemu/kvm下模拟Windows Hyper-V的一些半虚拟化特性，以便更好地使用Win虚拟机
	// http://blog.wikichoon.com/2014/07/enabling-hyper-v-enlightenments-with-kvm.html
	// 但实际测试不行，虚拟机不能运行nvidia驱动
	// DEFAULT_CPU_CMD = "host,kvm=off,hv_relaxed,hv_spinlocks=0x1fff,hv_vapic,hv_time"
	DEFAULT_CPU_CMD = "host,kvm=off"
)

const (
	RESOURCE = "isolated_devices"
)

Functions

func GetApiResourceData

func GetApiResourceData(dev IDevice) *jsonutils.JSONDict

func GetUSBDevId

func GetUSBDevId(vendorId, devId, bus, addr string) string

func GetUSBDevQemuOptions

func GetUSBDevQemuOptions(vendorDevId string, addr string) (map[string]string, error)

func NewGPUHPCDevice

func NewGPUHPCDevice(dev *PCIDevice) *sGPUHPCDevice

func NewSRIOVNicDevice

func NewSRIOVNicDevice(dev *PCIDevice, devType, wireId, pfName string, virtfn int) *sSRIOVNicDevice

func ParseOutput

func ParseOutput(output []byte, doTrim bool) []string

func SyncDeviceInfo

func SyncDeviceInfo(session *mcclient.ClientSession, hostId string, dev IDevice) (jsonutils.JSONObject, error)

Types

type CloudDeviceInfo

type CloudDeviceInfo struct {
	Id             string `json:"id"`
	GuestId        string `json:"guest_id"`
	HostId         string `json:"host_id"`
	DevType        string `json:"dev_type"`
	VendorDeviceId string `json:"vendor_device_id"`
	Addr           string `json:"addr"`
	DetectedOnHost bool   `json:"detected_on_host"`
}

type HotPlugOption

type HotPlugOption struct {
	Device  string
	Options map[string]string
}

type HotUnplugOption

type HotUnplugOption struct {
	Id string
}

type IDevice

type IDevice interface {
	String() string
	GetCloudId() string
	GetHostId() string
	SetHostId(hId string)
	GetGuestId() string
	GetWireId() string
	GetVendorDeviceId() string
	GetAddr() string
	GetDeviceType() string
	GetModelName() string
	CustomProbe(idx int) error
	SetDeviceInfo(info CloudDeviceInfo)
	SetDetectedOnHost(isDetected bool)
	DetectByAddr() error

	GetPassthroughOptions() map[string]string
	GetPassthroughCmd(index int) string
	GetIOMMUGroupDeviceCmd() string
	GetIOMMUGroupRestAddrs() []string
	GetVGACmd() string
	GetCPUCmd() string
	GetQemuId() string

	// sriov nic
	GetPfName() string
	GetVirtfn() int

	GetHotPlugOptions(isolatedDev *desc.SGuestIsolatedDevice) ([]*HotPlugOption, error)
	GetHotUnplugOptions(isolatedDev *desc.SGuestIsolatedDevice) ([]*HotUnplugOption, error)
}

type IHost

type IHost interface {
	GetHostId() string
	GetSession() *mcclient.ClientSession
}

type IOMMUGroup

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

func NewIOMMUGroup

func NewIOMMUGroup() (*IOMMUGroup, error)

func (*IOMMUGroup) FindSameGroupDevs

func (g *IOMMUGroup) FindSameGroupDevs(devAddr string, vendorId string) []*PCIDevice

func (*IOMMUGroup) ListDevices

func (g *IOMMUGroup) ListDevices(groupNum, selfAddr, vendorId string) []*PCIDevice

func (*IOMMUGroup) String

func (g *IOMMUGroup) String() string

type IsolatedDeviceManager

type IsolatedDeviceManager interface {
	GetDevices() []IDevice
	GetDeviceByIdent(vendorDevId string, addr string) IDevice
	GetDeviceByAddr(addr string) IDevice
	ProbePCIDevices(skipGPUs, skipUSBs, skipSRIOVNics bool, nics [][2]string) error
	StartDetachTask()
	BatchCustomProbe() error
	AppendDetachedDevice(dev *CloudDeviceInfo)
	GetQemuParams(devAddrs []string) *QemuParams
}

func NewManager

func NewManager(host IHost) IsolatedDeviceManager

type PCIDevice

type PCIDevice struct {
	Addr          string `json:"bus_id"`
	ClassName     string `json:"class_name"`
	ClassCode     string `json:"class_code"`
	VendorName    string `json:"vendor_name"`
	VendorId      string `json:"vendor_id"`
	DeviceName    string `json:"device_name"`
	DeviceId      string `json:"device_id"`
	SubvendorName string `json:"subvendor_name"`
	SubvendorId   string `json:"subvendor_id"`
	SubdeviceName string `json:"subdevice_name"`
	SubdeviceId   string `json:"subdevice_id"`
	ModelName     string `json:"model_name"`

	RestIOMMUGroupDevs []*PCIDevice `json:"-"`
}

func NewPCIDevice

func NewPCIDevice(line string) (*PCIDevice, error)

func NewPCIDevice2

func NewPCIDevice2(line string) *PCIDevice

func (*PCIDevice) GetVendorDeviceId

func (d *PCIDevice) GetVendorDeviceId() string

func (*PCIDevice) IsBootVGA

func (d *PCIDevice) IsBootVGA() (bool, error)

func (*PCIDevice) IsVFIOPCIDriverUsed

func (d *PCIDevice) IsVFIOPCIDriverUsed() bool

func (*PCIDevice) String

func (d *PCIDevice) String() string

type QemuParams

type QemuParams struct {
	Cpu     string
	Vga     string
	Devices []string
}