Module vsock 

Vsock Communication Layer

Host-to-guest communication via virtio-vsock for Firecracker microVMs. Uses a simple JSON-RPC protocol over length-prefixed messages.

Structs

AgentRequest

Request sent from host to guest

AgentResponse

Response from guest to host

RunResult

Result of running a command in the guest

VsockClient

Vsock client for communicating with guest agent

VsockConnection

A persistent vsock connection that can be reused for multiple commands. This saves the overhead of reconnecting and re-handshaking for each command.

Enums

RequestType

Request types supported by the guest agent

ShellEvent

Shell event types for async shell communication

Constants

AGENT_PORT

Default port for the guest agent

HOST_CID

Host CID (always 2 for the host)

Functions

wait_for_agent

Wait for the guest agent to become available