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const (
	// DefaultRPCPath is used by ServeHTTP.
	DefaultRPCPath = "/_rpcx_"

	// AuthKey is used in metadata.
	AuthKey = "__AUTH"

	// ServerTimeout timeout value passed from client to control timeout of server
	ServerTimeout = "__ServerTimeout"

	// OpentracingSpanServerKey key in service context
	OpentracingSpanServerKey = "opentracing_span_server_key"
	// OpentracingSpanClientKey key in client context
	OpentracingSpanClientKey = "opentracing_span_client_key"

	// OpencensusSpanServerKey key in service context
	OpencensusSpanServerKey = "opencensus_span_server_key"
	// OpencensusSpanClientKey key in client context
	OpencensusSpanClientKey = "opencensus_span_client_key"
	// OpencensusSpanRequestKey span key in request meta
	OpencensusSpanRequestKey = "opencensus_span_request_key"

	// SendFileServiceName file transfer service.
	SendFileServiceName = "_filetransfer"


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var (
	// Codecs are codecs supported by rpcx. You can add customized codecs in Codecs.
	Codecs = map[protocol.SerializeType]codec.Codec{
		protocol.SerializeNone: &codec.ByteCodec{},
		protocol.JSON:          &codec.JSONCodec{},
		protocol.ProtoBuffer:   &codec.PBCodec{},
		protocol.MsgPack:       &codec.MsgpackCodec{},
		protocol.Thrift:        &codec.ThriftCodec{},
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var ReqMetaDataKey = ContextKey("__req_metadata")

ReqMetaDataKey is used to set metatdata in context of requests.

View Source
var ResMetaDataKey = ContextKey("__res_metadata")

ResMetaDataKey is used to set metatdata in context of responses.


func GetOpencensusSpanContextFromContext

func GetOpencensusSpanContextFromContext(ctx context.Context) (*trace.SpanContext, error)

GetOpencensusSpanContextFromContext get opencensus.trace.SpanContext from context.Context.

func GetSpanContextFromContext

func GetSpanContextFromContext(ctx context.Context) (opentracing.SpanContext, error)

GetSpanContextFromContext get opentracing.SpanContext from context.Context.

func RegisterCodec

func RegisterCodec(t protocol.SerializeType, c codec.Codec)

RegisterCodec register customized codec.


type Context

type Context struct {
	// contains filtered or unexported fields

Context is a rpcx customized Context that can contains multiple values.

func NewContext

func NewContext(ctx context.Context) *Context

func WithLocalValue

func WithLocalValue(ctx *Context, key, val interface{}) *Context

func WithValue

func WithValue(parent context.Context, key, val interface{}) *Context

func (*Context) SetValue

func (c *Context) SetValue(key, val interface{})

func (*Context) String

func (c *Context) String() string

func (*Context) Value

func (c *Context) Value(key interface{}) interface{}

type ContextKey

type ContextKey string

ContextKey defines key type in context.

type DownloadFileArgs

type DownloadFileArgs struct {
	FileName string `json:"file_name,omitempty"`

DownloadFileArgs args from clients.

type FileTransferArgs

type FileTransferArgs struct {
	FileName string            `json:"file_name,omitempty"`
	FileSize int64             `json:"file_size,omitempty"`
	Meta     map[string]string `json:"meta,omitempty"`

FileTransferArgs args from clients.

type FileTransferReply

type FileTransferReply struct {
	Token []byte `json:"token,omitempty"`
	Addr  string `json:"addr,omitempty"`

FileTransferReply response to token and addr to clients.