/
sock_pack.go
242 lines (207 loc) · 6.96 KB
/
sock_pack.go
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package netx
import (
"github.com/xuzhuoxi/infra-go/bytex"
"github.com/xuzhuoxi/infra-go/errorsx"
"github.com/xuzhuoxi/infra-go/logx"
"sync"
)
const ReceiverBuffLen = 2048
type iPackReceiver interface {
IPackHandlerContainerSetter
IPackHandlerContainerGetter
// StartReceiving
// 开始接收数据
// 这里一般会阻塞,应该使用协程进行调用
StartReceiving() error
// StopReceiving
// 停止接收数据
StopReceiving() error
// IsReceiving
// 是否为数据接收中
IsReceiving() bool
}
type iPackSender interface {
// SendBytes
// 发送字节数据,不作任何处理
SendBytes(bytes []byte, rAddress ...string) (int, error)
// SendPack
// 发送数据包,把数据进行打包
SendPack(pack []byte, rAddress ...string) (int, error)
}
type IPackReceiver interface {
iPackReceiver
logx.ILoggerSupport
}
type IPackReceiverSetter interface {
SetPackReceiver(receiver IPackReceiver)
}
type IPackReceiverGetter interface {
GetPackReceiver() IPackReceiver
}
type IPackSender interface {
iPackSender
logx.ILoggerSupport
}
type IPackSenderSetter interface {
SetPackSender(sender IPackSender)
}
type IPackSenderGetter interface {
GetPackSender() IPackSender
}
type IPackSendReceiver interface {
iPackSender
iPackReceiver
logx.ILoggerSupport
}
//--------------------------------------------------------------------------
func NewPackSender(writer IConnWriterAdapter, dataBlockHandler bytex.IDataBlockHandler, logger logx.ILogger) IPackSender {
return NewPackSendReceiver(nil, writer, nil, dataBlockHandler, logger, false)
}
func NewPackReceiver(reader IConnReaderAdapter, packHandlerContainer IPackHandlerContainer, dataBlockHandler bytex.IDataBlockHandler, logger logx.ILogger) IPackReceiver {
return NewPackSendReceiver(reader, nil, packHandlerContainer, dataBlockHandler, logger, false)
}
func NewPackMultiReceiver(reader IConnReaderAdapter, packHandlerContainer IPackHandlerContainer, dataBlockHandler bytex.IDataBlockHandler, logger logx.ILogger) IPackReceiver {
return NewPackSendReceiver(reader, nil, packHandlerContainer, dataBlockHandler, logger, true)
}
func NewPackSendReceiver(reader IConnReaderAdapter, writer IConnWriterAdapter, packHandlerContainer IPackHandlerContainer, dataBlockHandler bytex.IDataBlockHandler, logger logx.ILogger, multiReceive bool) IPackSendReceiver {
if multiReceive {
rs := newPackSendReceiverMulti(reader, writer, packHandlerContainer, dataBlockHandler, logger)
rs.onReceiveBytes = rs.handleDataMulti
return rs
} else {
rs := newPackSendReceiver(reader, writer, packHandlerContainer, dataBlockHandler, logger)
rs.onReceiveBytes = rs.handleData
return rs
}
}
//--------------------------------------------------
func newPackSRBase(reader IConnReaderAdapter, writer IConnWriterAdapter, packHandlerContainer IPackHandlerContainer, dataBlockHandler bytex.IDataBlockHandler, logger logx.ILogger) packSRBase {
return packSRBase{reader: reader, writer: writer, PackHandlerContainer: packHandlerContainer, dataBlockHandler: dataBlockHandler, toBlockBuff: bytex.NewBuffDataBlock(dataBlockHandler), Logger: logger}
}
type packSRBase struct {
reader IConnReaderAdapter
writer IConnWriterAdapter
mu sync.RWMutex
//receive
receiving bool
PackHandlerContainer IPackHandlerContainer
onReceiveBytes func(newData []byte, address string)
//send
dataBlockHandler bytex.IDataBlockHandler
toBlockBuff bytex.IBuffToBlock
Logger logx.ILogger
}
func (sr *packSRBase) GetPackHandlerContainer() IPackHandlerContainer {
return sr.PackHandlerContainer
}
func (sr *packSRBase) SetPackHandlerContainer(packHandlerContainer IPackHandlerContainer) {
sr.PackHandlerContainer = packHandlerContainer
}
func (sr *packSRBase) SetLogger(logger logx.ILogger) {
sr.mu.Lock()
defer sr.mu.Unlock()
sr.Logger = logger
}
func (sr *packSRBase) GetLogger() logx.ILogger {
sr.mu.RLock()
defer sr.mu.RUnlock()
return sr.Logger
}
func (sr *packSRBase) SendBytes(bytes []byte, rAddress ...string) (int, error) {
return sr.writer.WriteBytes(bytes, rAddress...)
}
func (sr *packSRBase) SendPack(msg []byte, rAddress ...string) (int, error) {
sr.toBlockBuff.Reset()
sr.toBlockBuff.WriteData(msg)
n, err := sr.writer.WriteBytes(sr.toBlockBuff.ReadBytes(), rAddress...)
if nil != err {
sr.Logger.Warnln("packSRBase.SendPack", err)
return n, err
}
return n, nil
}
func (sr *packSRBase) StartReceiving() error {
funcName := "packSRBase.StartReceiving"
if sr.receiving {
return errorsx.FuncRepeatedCallError(funcName)
}
defer sr.StopReceiving()
sr.receiving = true
var buff [ReceiverBuffLen]byte
for sr.receiving {
n, address, err := sr.reader.ReadBytes(buff[:])
if err != nil {
break
}
sr.onReceiveBytes(buff[:n], address)
}
return nil
}
func (sr *packSRBase) StopReceiving() error {
funcName := "packSRBase.StopReceiving"
if !sr.receiving {
return errorsx.FuncRepeatedCallError(funcName)
}
sr.receiving = false
return nil
}
func (sr *packSRBase) IsReceiving() bool {
sr.mu.RLock()
defer sr.mu.RUnlock()
return sr.receiving
}
func (sr *packSRBase) handleReceiveBytes(buff bytex.IBuffToData, data []byte, address string) {
buff.WriteBytes(data)
var unPackData []byte
for {
unPackData = buff.ReadDataCopy()
if nil == unPackData || len(unPackData) == 0 {
break
}
sr.PackHandlerContainer.ForEachHandler(func(handler FuncPackHandler) bool {
return handler(unPackData, address, nil)
})
}
}
//--------------------------------------------------
func newPackSendReceiver(reader IConnReaderAdapter, writer IConnWriterAdapter,
packHandler IPackHandlerContainer, dataBlockHandler bytex.IDataBlockHandler,
logger logx.ILogger) *packSendReceiver {
return &packSendReceiver{
packSRBase: newPackSRBase(reader, writer, packHandler, dataBlockHandler, logger),
toDataBuff: bytex.NewBuffToData(dataBlockHandler),
}
}
type packSendReceiver struct {
packSRBase
toDataBuff bytex.IBuffToData
}
func (sr *packSendReceiver) handleData(newData []byte, address string) {
//fmt.Println("packSendReceiver.handleData:", newData)
sr.mu.Lock()
defer sr.mu.Unlock()
sr.handleReceiveBytes(sr.toDataBuff, newData, address)
}
//--------------------------------------------------
func newPackSendReceiverMulti(reader IConnReaderAdapter, writer IConnWriterAdapter,
packHandler IPackHandlerContainer, dataBlockHandler bytex.IDataBlockHandler,
logger logx.ILogger) *packSendReceiverMulti {
return &packSendReceiverMulti{
packSRBase: newPackSRBase(reader, writer, packHandler, dataBlockHandler, logger),
toDataBuffMap: make(map[string]bytex.IBuffToData)}
}
type packSendReceiverMulti struct {
packSRBase
toDataBuffMap map[string]bytex.IBuffToData
}
func (sr *packSendReceiverMulti) handleDataMulti(newData []byte, address string) {
//fmt.Println("packSendReceiverMulti.handleData:", newData)
sr.mu.Lock()
defer sr.mu.Unlock()
buffToData, ok := sr.toDataBuffMap[address]
if !ok {
buffToData = bytex.NewBuffToData(sr.dataBlockHandler)
sr.toDataBuffMap[address] = buffToData
}
sr.handleReceiveBytes(buffToData, newData, address)
}