transport

Documentation

Index

• func NewClientContext(ctx context.Context, tr Transporter) context.Context
• func NewServerContext(ctx context.Context, tr Transporter) context.Context
• type Endpointer
• type Header
• type Kind
  • func (k Kind) String() string
• type Server
• type Transporter
  • func FromClientContext(ctx context.Context) (tr Transporter, ok bool)
  • func FromServerContext(ctx context.Context) (tr Transporter, ok bool)

Functions

func NewClientContext

func NewClientContext(ctx context.Context, tr Transporter) context.Context

func NewServerContext

func NewServerContext(ctx context.Context, tr Transporter) context.Context

Types

type Endpointer

type Endpointer interface {
	Endpoint() (*url.URL, error)
}

Endpointer is registry endpoint.

type Header

type Header interface {
	Get(key string) string
	Set(key string, value string)
	Keys() []string
}

Header is the storage medium used by a Header

type Kind

type Kind string

const (
	KindGRPC      Kind = "grpc"
	KindHTTP      Kind = "http"
	KindWebsocket Kind = "websocket"
)

func (Kind) String

func (k Kind) String() string

type Server

type Server interface {
	Start(context.Context) error
	Stop(ctx context.Context) error
}

Server is transport server.

type Transporter

type Transporter interface {
	// Kind transporter
	// grpc
	// http
	Kind() Kind
	// Endpoint return server or client endpoint
	// Server Transport: grpc://127.0.0.1:9000
	// Client Transport: discovery:///provider-demo
	Endpoint() string
	// Operation Service full method selector generated by protobuf
	// example: /helloworld.Greeter/SayHello
	Operation() string
	// RequestHeader return transport request header
	// http: http.Header
	// grpc: metadata.MD
	RequestHeader() Header
	// ReplyHeader return transport reply/response header
	// only valid for server transport
	// http: http.Header
	// grpc: metadata.MD
	ReplyHeader() Header
}

func FromClientContext

func FromClientContext(ctx context.Context) (tr Transporter, ok bool)

func FromServerContext

func FromServerContext(ctx context.Context) (tr Transporter, ok bool)