package tracereplay

import "gvisor.dev/gvisor/tools/tracereplay"

Package tracereplay implements a tool that can save and replay messages issued from remote.Remote.

Index ¶

• type Config
• type Replay
• func (r *Replay) Execute() error
• type Save
• func NewSave(endpoint, dir, prefix string) *Save
• func (s *Save) NewClient() (server.MessageHandler, error)
• func (s *Save) Start() error

Types ¶

type Config ¶

type Config struct {
	// Version is the wire format saved in the file.
	Version uint32 `json:"version"`
}

Config contains information required to replay messages from a file.

type Replay ¶

type Replay struct {
	Endpoint string
	In       string
}

Replay implements the functionality required for the "replay" command.

func (*Replay) Execute ¶

func (r *Replay) Execute() error

Execute connects to the remote endpoint and replays all messages stored in the `In` file.

type Save ¶

type Save struct {
	server.CommonServer
	// contains filtered or unexported fields
}

Save implements the functionality required for the "save" command.

func NewSave ¶

func NewSave(endpoint, dir, prefix string) *Save

NewSave creates a new Save instance.

func (*Save) NewClient ¶

func (s *Save) NewClient() (server.MessageHandler, error)

NewClient creates a new file for the client and writes messages to it.

The file format starts with a string signature to make it easy to check that it's a trace file. The signature is followed by a JSON configuration that contains information required to process the file. Next, there are a sequence of messages. Both JSON and messages are prefixed by an uint64 with their size.

Ex: signature <size>Config JSON [<size>message]*

func (*Save) Start ¶

func (s *Save) Start() error

Start starts the server.

Source Files ¶

replay.go save.go tracereplay.go

Directories ¶