recorder

Documentation

Overview

Package recorder implements session recorder - it captures all the output that can be later replayed in terminals

Index

• type Chunk
• type ChunkReadCloser
• type ChunkReadWriteCloser
• type ChunkReader
• type ChunkWriteCloser
• type ChunkWriter
• type Recorder

Types

type Chunk

type Chunk struct {
	// Data is a captured terminal data
	Data []byte `json:"data"`
	// Delay is delay before the previous chunk appeared
	Delay time.Duration `json:"delay"`
	// ServerID is a server ID of the recorded session
	ServerID string `json:"server_id"`
	// TerminalParams contains terminal params
	TerminalParams session.TerminalParams `json:"term"`
}

Chunk is a piece of recorded session on some node

type ChunkReadCloser

type ChunkReadCloser interface {
	ChunkReader
	io.Closer
}

ChunkReadCloser implements chunk reader + adds closer

type ChunkReadWriteCloser

type ChunkReadWriteCloser interface {
	ChunkReader
	ChunkWriter
	io.Closer
}

ChunkReadWriteCloser is a chunk reader, writer and closer interfaces

type ChunkReader

type ChunkReader interface {
	// ReadChunks returns a list of chunks from start to end indexes
	ReadChunks(start int, end int) ([]Chunk, error)
	GetChunksCount() (uint64, error)
}

ChunkReader is a playback of a recorded session

type ChunkWriteCloser

type ChunkWriteCloser interface {
	ChunkWriter
	io.Closer
}

ChunkWriteCloser is a chunk writer with Closer interface

type ChunkWriter

type ChunkWriter interface {
	// WriteChunks stores recorded chunks in the registry
	WriteChunks([]Chunk) error
}

ChunkWriter is a session recorder

type Recorder

type Recorder interface {
	// GetChunkWriter returns a new writer that can record
	// chunks with active session data to the recording server
	GetChunkWriter(id string) (ChunkWriteCloser, error)
	// GetChunkReader returns a reader of recorded chunks
	GetChunkReader(id string) (ChunkReadCloser, error)
	// Close releases the resources taken by the recorder
	Close() error
}

Recorder is a session recoreder and playback interface