qmp

package

v0.0.0-...-c012b7a Latest Latest Go to latest Published: Jul 2, 2021 License: Apache-2.0 Imports: 12 Imported by: 0

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Repository

github.com/my5t3ry/lxd

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Open Source Insights

Documentation ¶

Index ¶

Variables
type Monitor
- func Connect(path string, serialCharDev string, ...) (*Monitor, error)
type PCIBridge
type PCIClassInfo
type PCIDevice

Constants ¶

This section is empty.

Variables ¶

View Source

var ErrMonitorBadConsole = fmt.Errorf("Requested console couldn't be found")

ErrMonitorBadConsole is retuned when the requested console doesn't exist.

View Source

var ErrMonitorBadReturn = fmt.Errorf("Monitor returned invalid data")

ErrMonitorBadReturn is returned when the QMP data cannot be deserialized.

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var ErrMonitorDisconnect = fmt.Errorf("Monitor is disconnected")

ErrMonitorDisconnect is returned when interacting with a disconnected Monitor.

View Source

var RingbufSize = 16

RingbufSize is the size of the agent serial ringbuffer in bytes

Functions ¶

This section is empty.

Types ¶

type Monitor ¶

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

Monitor represents a QMP monitor.

func Connect ¶

func Connect(path string, serialCharDev string, eventHandler func(name string, data map[string]interface{})) (*Monitor, error)

Connect creates or retrieves an existing QMP monitor for the path.

func (*Monitor) AddNIC ¶

func (m *Monitor) AddNIC(netDev map[string]interface{}, device map[string]string) error

AddNIC adds a NIC device.

func (*Monitor) AgentReady ¶

func (m *Monitor) AgentReady() bool

AgentReady indicates whether an agent has been detected.

func (*Monitor) Console ¶

func (m *Monitor) Console(target string) (*os.File, error)

Console fetches the File for a particular console.

func (*Monitor) Disconnect ¶

func (m *Monitor) Disconnect()

Disconnect forces a disconnection from QEMU.

func (*Monitor) GetCPUs ¶

func (m *Monitor) GetCPUs() ([]int, error)

GetCPUs fetches the vCPU information for pinning.

func (*Monitor) GetMemoryBalloonSizeBytes ¶

func (m *Monitor) GetMemoryBalloonSizeBytes() (int64, error)

GetMemoryBalloonSizeBytes returns effective size of the memory in bytes (considering the current balloon size).

func (*Monitor) GetMemorySizeBytes ¶

func (m *Monitor) GetMemorySizeBytes() (int64, error)

GetMemorySizeBytes returns the current size of the base memory in bytes.

func (*Monitor) Migrate ¶

func (m *Monitor) Migrate(uri string) error

Migrate starts a migration stream.

func (*Monitor) MigrateIncoming ¶

func (m *Monitor) MigrateIncoming(uri string) error

MigrateIncoming starts the receiver of a migration stream.

func (*Monitor) Pause ¶

func (m *Monitor) Pause() error

Pause tells QEMU to temporarily stop the emulation.

func (*Monitor) Powerdown ¶

func (m *Monitor) Powerdown() error

Powerdown tells the VM to gracefully shutdown.

func (*Monitor) QueryPCI ¶

func (m *Monitor) QueryPCI() ([]PCIDevice, error)

QueryPCI returns info about PCI devices.

func (*Monitor) Quit ¶

func (m *Monitor) Quit() error

Quit tells QEMU to exit immediately.

func (*Monitor) RemoveNIC ¶

func (m *Monitor) RemoveNIC(netDevID string, deviceID string) error

RemoveNIC removes a NIC device.

func (*Monitor) Reset ¶

func (m *Monitor) Reset() error

Reset VM.

func (*Monitor) SendFile ¶

func (m *Monitor) SendFile(name string, file *os.File) error

SendFile adds a new file descriptor to the QMP fd table associated to name.

func (*Monitor) SetMemoryBalloonSizeBytes ¶

func (m *Monitor) SetMemoryBalloonSizeBytes(sizeBytes int64) error

SetMemoryBalloonSizeBytes sets the size of the memory in bytes (which will resize the balloon as needed).

func (*Monitor) Start ¶

func (m *Monitor) Start() error

Start tells QEMU to start the emulation.

func (*Monitor) Status ¶

func (m *Monitor) Status() (string, error)

Status returns the current VM status.

func (*Monitor) Wait ¶

func (m *Monitor) Wait() (chan struct{}, error)

Wait returns a channel that will be closed on disconnection.

type PCIBridge ¶

type PCIBridge struct {
	Devices []PCIDevice `json:"devices"`
}

PCIBridge represents a PCI bridge.

type PCIClassInfo ¶

type PCIClassInfo struct {
	Class       int    `json:"class"`
	Description string `json:"desc"`
}

PCIClassInfo info about a device's class.

type PCIDevice ¶

type PCIDevice struct {
	DevID    string       `json:"qdev_id"`
	Bus      int          `json:"bus"`
	Slot     int          `json:"slot"`
	Function int          `json:"function"`
	Devices  []PCIDevice  `json:"devices"`
	Class    PCIClassInfo `json:"class_info"`
	Bridge   PCIBridge    `json:"pci_bridge"`
}

PCIDevice represents a PCI device.

Source Files ¶

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