purgatory/pingtunnel
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esrrhs 2019-10-22 21:04:25 +08:00
parent a40c5c8232
commit 05b7ff19aa
5 changed files with 106 additions and 257 deletions
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54
client.go
View File

@ -2,6 +2,7 @@ package pingtunnel
import ( import (
"github.com/esrrhs/go-engine/src/loggo" "github.com/esrrhs/go-engine/src/loggo"
"github.com/golang/protobuf/proto"
"golang.org/x/net/icmp" "golang.org/x/net/icmp"
"math" "math"
"math/rand" "math/rand"
@ -9,7 +10,12 @@ import (
"time" "time"
) )
func NewClient(addr string, server string, target string, timeout int, sproto int, rproto int, catch int, key int, const (
SEND_PROTO int = 8
RECV_PROTO int = 0
)
func NewClient(addr string, server string, target string, timeout int, catch int, key int,
tcpmode int) (*Client, error) { tcpmode int) (*Client, error) {
var ipaddr *net.UDPAddr var ipaddr *net.UDPAddr
@ -43,8 +49,6 @@ func NewClient(addr string, server string, target string, timeout int, sproto in
addrServer: server, addrServer: server,
targetAddr: target, targetAddr: target,
timeout: timeout, timeout: timeout,
sproto: sproto,
rproto: rproto,
catch: catch, catch: catch,
key: key, key: key,
tcpmode: tcpmode, tcpmode: tcpmode,
@ -258,7 +262,7 @@ func (p *Client) AcceptTcpConn(conn *net.TCPConn) {
for e := sendlist.Front(); e != nil; e = e.Next() { for e := sendlist.Front(); e != nil; e = e.Next() {
f := e.Value.(Frame) f := e.Value.(Frame)
mb, err := f.Marshal(0) mb, err := proto.Marshal(&f)
if err != nil { if err != nil {
loggo.Error("Error tcp Marshal %s %s %s", uuid, tcpsrcaddr.String(), err) loggo.Error("Error tcp Marshal %s %s %s", uuid, tcpsrcaddr.String(), err)
break break
@ -267,10 +271,11 @@ func (p *Client) AcceptTcpConn(conn *net.TCPConn) {
p.sequence++ p.sequence++
p.sendPacket++ p.sendPacket++
p.sendPacketSize += (uint64)(f.size) p.sendPacketSize += (uint64)(len(mb))
sendICMP(p.id, p.sequence, *p.conn, p.ipaddrServer, p.targetAddr, clientConn.id, (uint32)(DATA), mb, sendICMP(p.id, p.sequence, *p.conn, p.ipaddrServer, p.targetAddr, clientConn.id, (uint32)(MyMsg_DATA), mb,
p.sproto, p.rproto, p.catch, p.key, p.tcpmode) SEND_PROTO, RECV_PROTO, p.catch, p.key,
p.tcpmode, p.tcpmode_buffersize, p.tcpmode_maxwin, p.tcpmode_resend_timems)
} }
} }
@ -311,8 +316,9 @@ func (p *Client) Accept() error {
} }
clientConn.activeTime = now clientConn.activeTime = now
sendICMP(p.id, p.sequence, *p.conn, p.ipaddrServer, p.targetAddr, clientConn.id, (uint32)(DATA), bytes[:n], sendICMP(p.id, p.sequence, *p.conn, p.ipaddrServer, p.targetAddr, clientConn.id, (uint32)(MyMsg_DATA), bytes[:n],
p.sproto, p.rproto, p.catch, p.key, p.tcpmode) SEND_PROTO, RECV_PROTO, p.catch, p.key,
p.tcpmode, p.tcpmode_buffersize, p.tcpmode_maxwin, p.tcpmode_resend_timems)
p.sequence++ p.sequence++
@ -323,11 +329,11 @@ func (p *Client) Accept() error {
func (p *Client) processPacket(packet *Packet) { func (p *Client) processPacket(packet *Packet) {
if packet.rproto >= 0 { if packet.my.Rproto >= 0 {
return return
} }
if packet.key != p.key { if packet.my.Key != (int32)(p.key) {
return return
} }
@ -335,19 +341,19 @@ func (p *Client) processPacket(packet *Packet) {
return return
} }
if packet.msgType == PING { if packet.my.Type == (int32)(MyMsg_PING) {
t := time.Time{} t := time.Time{}
t.UnmarshalBinary(packet.data) t.UnmarshalBinary(packet.my.Data)
d := time.Now().Sub(t) d := time.Now().Sub(t)
loggo.Info("pong from %s %s", packet.src.String(), d.String()) loggo.Info("pong from %s %s", packet.src.String(), d.String())
return return
} }
//loggo.Debug("processPacket %s %s %d", packet.id, packet.src.String(), len(packet.data)) loggo.Debug("processPacket %s %s %d", packet.my.Id, packet.src.String(), len(packet.my.Data))
clientConn := p.localIdToConnMap[packet.id] clientConn := p.localIdToConnMap[packet.my.Id]
if clientConn == nil { if clientConn == nil {
//loggo.Debug("processPacket no conn %s ", packet.id) loggo.Debug("processPacket no conn %s ", packet.my.Id)
return return
} }
@ -356,11 +362,11 @@ func (p *Client) processPacket(packet *Packet) {
now := time.Now() now := time.Now()
clientConn.activeTime = now clientConn.activeTime = now
if packet.msgType == CATCH { if packet.my.Type == (int32)(MyMsg_CATCH) {
p.recvCatchPacket++ p.recvCatchPacket++
} }
_, err := p.listenConn.WriteToUDP(packet.data, addr) _, err := p.listenConn.WriteToUDP(packet.my.Data, addr)
if err != nil { if err != nil {
loggo.Error("WriteToUDP Error read udp %s", err) loggo.Error("WriteToUDP Error read udp %s", err)
clientConn.close = true clientConn.close = true
@ -368,7 +374,7 @@ func (p *Client) processPacket(packet *Packet) {
} }
p.recvPacket++ p.recvPacket++
p.recvPacketSize += (uint64)(len(packet.data)) p.recvPacketSize += (uint64)(len(packet.my.Data))
} }
func (p *Client) Close(clientConn *ClientConn) { func (p *Client) Close(clientConn *ClientConn) {
@ -404,8 +410,9 @@ func (p *Client) ping() {
if p.sendPacket == 0 { if p.sendPacket == 0 {
now := time.Now() now := time.Now()
b, _ := now.MarshalBinary() b, _ := now.MarshalBinary()
sendICMP(p.id, p.sequence, *p.conn, p.ipaddrServer, p.targetAddr, "", (uint32)(PING), b, sendICMP(p.id, p.sequence, *p.conn, p.ipaddrServer, p.targetAddr, "", (uint32)(MyMsg_PING), b,
p.sproto, p.rproto, p.catch, p.key, p.tcpmode) SEND_PROTO, RECV_PROTO, p.catch, p.key,
p.tcpmode, p.tcpmode_buffersize, p.tcpmode_maxwin, p.tcpmode_resend_timems)
loggo.Info("ping %s %s %d %d %d %d", p.addrServer, now.String(), p.sproto, p.rproto, p.id, p.sequence) loggo.Info("ping %s %s %d %d %d %d", p.addrServer, now.String(), p.sproto, p.rproto, p.id, p.sequence)
p.sequence++ p.sequence++
} }
@ -425,8 +432,9 @@ func (p *Client) showNet() {
func (p *Client) sendCatch() { func (p *Client) sendCatch() {
if p.catch > 0 { if p.catch > 0 {
for _, conn := range p.localIdToConnMap { for _, conn := range p.localIdToConnMap {
sendICMP(p.id, p.sequence, *p.conn, p.ipaddrServer, p.targetAddr, conn.id, (uint32)(CATCH), make([]byte, 0), sendICMP(p.id, p.sequence, *p.conn, p.ipaddrServer, p.targetAddr, conn.id, (uint32)(MyMsg_CATCH), make([]byte, 0),
p.sproto, p.rproto, p.catch, p.key, p.tcpmode) SEND_PROTO, RECV_PROTO, p.catch, p.key,
p.tcpmode, p.tcpmode_buffersize, p.tcpmode_maxwin, p.tcpmode_resend_timems)
p.sequence++ p.sequence++
p.sendCatchPacket++ p.sendCatchPacket++
} }

20
framemgr.go
View File

@ -60,10 +60,10 @@ func (fm *FrameMgr) cutSendBufferToWindow() {
} }
for fm.sendb.Size() > FRAME_MAX_SIZE && fm.win.Len() < fm.windowsize { for fm.sendb.Size() > FRAME_MAX_SIZE && fm.win.Len() < fm.windowsize {
f := Frame{resend: false, sendtime: 0, f := Frame{Resend: false, Sendtime: 0,
id: fm.sendid, size: FRAME_MAX_SIZE, Id: (int32)(fm.sendid),
data: make([]byte, FRAME_MAX_SIZE)} Data: make([]byte, FRAME_MAX_SIZE)}
fm.sendb.Read(f.data) fm.sendb.Read(f.Data)
fm.sendid++ fm.sendid++
if fm.sendid > FRAME_MAX_ID { if fm.sendid > FRAME_MAX_ID {
@ -74,10 +74,10 @@ func (fm *FrameMgr) cutSendBufferToWindow() {
} }
if sendall && fm.sendb.Size() > 0 && fm.win.Len() < fm.windowsize { if sendall && fm.sendb.Size() > 0 && fm.win.Len() < fm.windowsize {
f := Frame{resend: false, sendtime: 0, f := Frame{Resend: false, Sendtime: 0,
id: fm.sendid, size: fm.sendb.Size(), Id: (int32)(fm.sendid),
data: make([]byte, fm.sendb.Size())} Data: make([]byte, fm.sendb.Size())}
fm.sendb.Read(f.data) fm.sendb.Read(f.Data)
fm.sendid++ fm.sendid++
if fm.sendid > FRAME_MAX_ID { if fm.sendid > FRAME_MAX_ID {
@ -95,8 +95,8 @@ func (fm *FrameMgr) calSendList() {
for e := fm.win.Front(); e != nil; e = e.Next() { for e := fm.win.Front(); e != nil; e = e.Next() {
f := e.Value.(Frame) f := e.Value.(Frame)
if f.resend || cur-f.sendtime > int64(fm.resend_timems*1000) { if f.Resend || cur-f.Sendtime > int64(fm.resend_timems*1000) {
f.sendtime = cur f.Sendtime = cur
fm.sendlist.PushBack(&f) fm.sendlist.PushBack(&f)
} }
} }

210
pingtunnel.go
View File

@ -7,6 +7,7 @@ import (
"encoding/binary" "encoding/binary"
"encoding/hex" "encoding/hex"
"github.com/esrrhs/go-engine/src/loggo" "github.com/esrrhs/go-engine/src/loggo"
"github.com/golang/protobuf/proto"
"golang.org/x/net/icmp" "golang.org/x/net/icmp"
"golang.org/x/net/ipv4" "golang.org/x/net/ipv4"
"io" "io"
@ -15,147 +16,29 @@ import (
"time" "time"
) )
const (
DATA uint32 = 0x01010101
PING uint32 = 0x02020202
CATCH uint32 = 0x03030303
)
type MyMsg struct {
TYPE uint32
ID string
TARGET string
Data []byte
RPROTO uint16
CATCH uint16
KEY uint32
TCPMODE uint16
ENDTYPE uint32
}
// Len implements the Len method of MessageBody interface.
func (p *MyMsg) Len(proto int) int {
if p == nil {
return 0
}
return 4 + p.LenString(p.ID) + p.LenString(p.TARGET) + p.LenData(p.Data) + 2 + 2 + 4 + 2 + 4
}
func (p *MyMsg) LenString(s string) int {
return 2 + len(s)
}
func (p *MyMsg) LenData(data []byte) int {
return 2 + len(data)
}
// Marshal implements the Marshal method of MessageBody interface.
func (p *MyMsg) Marshal(proto int) ([]byte, error) {
b := make([]byte, p.Len(proto))
binary.BigEndian.PutUint32(b[:4], uint32(p.TYPE))
id := p.MarshalString(p.ID)
copy(b[4:], id)
target := p.MarshalString(p.TARGET)
copy(b[4+p.LenString(p.ID):], target)
data := p.MarshalData(p.Data)
copy(b[4+p.LenString(p.ID)+p.LenString(p.TARGET):], data)
binary.BigEndian.PutUint16(b[4+p.LenString(p.ID)+p.LenString(p.TARGET)+p.LenData(p.Data):], uint16(p.RPROTO))
binary.BigEndian.PutUint16(b[4+p.LenString(p.ID)+p.LenString(p.TARGET)+p.LenData(p.Data)+2:], uint16(p.CATCH))
binary.BigEndian.PutUint32(b[4+p.LenString(p.ID)+p.LenString(p.TARGET)+p.LenData(p.Data)+4:], uint32(p.KEY))
binary.BigEndian.PutUint16(b[4+p.LenString(p.ID)+p.LenString(p.TARGET)+p.LenData(p.Data)+8:], uint16(p.TCPMODE))
binary.BigEndian.PutUint32(b[4+p.LenString(p.ID)+p.LenString(p.TARGET)+p.LenData(p.Data)+10:], uint32(p.ENDTYPE))
return b, nil
}
func (p *MyMsg) MarshalString(s string) []byte {
b := make([]byte, p.LenString(s))
binary.BigEndian.PutUint16(b[:2], uint16(len(s)))
copy(b[2:], []byte(s))
return b
}
func (p *MyMsg) MarshalData(data []byte) []byte {
b := make([]byte, p.LenData(data))
binary.BigEndian.PutUint16(b[:2], uint16(len(data)))
copy(b[2:], []byte(data))
return b
}
// Marshal implements the Marshal method of MessageBody interface.
func (p *MyMsg) Unmarshal(b []byte) error {
defer func() {
recover()
}()
p.TYPE = binary.BigEndian.Uint32(b[:4])
p.ID = p.UnmarshalString(b[4:])
p.TARGET = p.UnmarshalString(b[4+p.LenString(p.ID):])
p.Data = p.UnmarshalData(b[4+p.LenString(p.ID)+p.LenString(p.TARGET):])
p.RPROTO = binary.BigEndian.Uint16(b[4+p.LenString(p.ID)+p.LenString(p.TARGET)+p.LenData(p.Data):])
p.CATCH = binary.BigEndian.Uint16(b[4+p.LenString(p.ID)+p.LenString(p.TARGET)+p.LenData(p.Data)+2:])
p.KEY = binary.BigEndian.Uint32(b[4+p.LenString(p.ID)+p.LenString(p.TARGET)+p.LenData(p.Data)+4:])
p.TCPMODE = binary.BigEndian.Uint16(b[4+p.LenString(p.ID)+p.LenString(p.TARGET)+p.LenData(p.Data)+8:])
p.ENDTYPE = binary.BigEndian.Uint32(b[4+p.LenString(p.ID)+p.LenString(p.TARGET)+p.LenData(p.Data)+10:])
return nil
}
func (p *MyMsg) UnmarshalString(b []byte) string {
len := binary.BigEndian.Uint16(b[:2])
if len > 32 || len < 0 {
panic(nil)
}
data := make([]byte, len)
copy(data, b[2:])
return string(data)
}
func (p *MyMsg) UnmarshalData(b []byte) []byte {
len := binary.BigEndian.Uint16(b[:2])
if len > 2048 || len < 0 {
panic(nil)
}
data := make([]byte, len)
copy(data, b[2:])
return data
}
func sendICMP(id int, sequence int, conn icmp.PacketConn, server *net.IPAddr, target string, func sendICMP(id int, sequence int, conn icmp.PacketConn, server *net.IPAddr, target string,
connId string, msgType uint32, data []byte, sproto int, rproto int, catch int, key int, connId string, msgType uint32, data []byte, sproto int, rproto int, catch int, key int,
tcpmode int) { tcpmode int, tcpmode_buffer_size int, tcpmode_maxwin int, tcpmode_resend_time int) {
m := &MyMsg{ m := &MyMsg{
ID: connId, Id: connId,
TYPE: msgType, Type: (int32)(msgType),
TARGET: target, Target: target,
Data: data, Data: data,
RPROTO: (uint16)(rproto), Rproto: (int32)(rproto),
CATCH: (uint16)(catch), Catch: (int32)(catch),
KEY: (uint32)(key), Key: (int32)(key),
TCPMODE: (uint16)(tcpmode), Tcpmode: (int32)(tcpmode),
ENDTYPE: END, TcpmodeBuffersize: (int32)(tcpmode_buffer_size),
TcpmodeMaxwin: (int32)(tcpmode_maxwin),
TcpmodeResendTimems: (int32)(tcpmode_resend_time),
} }
mb, err := m.Marshal(0) mb, err := proto.Marshal(m)
if err != nil {
loggo.Error("sendICMP Marshal MyMsg error %s %s", server.String(), err)
return
}
body := &icmp.Echo{ body := &icmp.Echo{
ID: id, ID: id,
@ -213,38 +96,28 @@ func recvICMP(conn icmp.PacketConn, recv chan<- *Packet) {
echoSeq := int(binary.BigEndian.Uint16(bytes[6:8])) echoSeq := int(binary.BigEndian.Uint16(bytes[6:8]))
my := &MyMsg{} my := &MyMsg{}
my.Unmarshal(bytes[8:n]) err = proto.Unmarshal(bytes[8:n], my)
if err != nil {
if (my.TYPE != (uint32)(DATA) && my.TYPE != (uint32)(PING) && my.TYPE != (uint32)(CATCH)) || loggo.Debug("Unmarshal MyMsg error: %s", err)
my.ENDTYPE != (uint32)(END) {
loggo.Info("processPacket diff type %s %d %d ", my.ID, my.TYPE, my.ENDTYPE)
continue continue
} }
if my.Data == nil { if my.Data == nil {
loggo.Info("processPacket data nil %s", my.ID) loggo.Info("processPacket data nil %s", my.Id)
return return
} }
recv <- &Packet{msgType: my.TYPE, data: my.Data, id: my.ID, target: my.TARGET, recv <- &Packet{my: my,
src: srcaddr.(*net.IPAddr), rproto: (int)((int16)(my.RPROTO)), src: srcaddr.(*net.IPAddr),
echoId: echoId, echoSeq: echoSeq, catch: (int)((int16)(my.CATCH)), echoId: echoId, echoSeq: echoSeq}
key: (int)(my.KEY), tcpmode: (int)((int16)(my.TCPMODE))}
} }
} }
type Packet struct { type Packet struct {
msgType uint32 my *MyMsg
data []byte
id string
target string
src *net.IPAddr src *net.IPAddr
rproto int
echoId int echoId int
echoSeq int echoSeq int
catch int
key int
tcpmode int
} }
func UniqueId() string { func UniqueId() string {
@ -279,36 +152,3 @@ const (
FRAME_TYPE_REQ int = 0x0202 FRAME_TYPE_REQ int = 0x0202
FRAME_TYPE_ACK int = 0x0303 FRAME_TYPE_ACK int = 0x0303
) )
type Frame struct {
ty int
resend bool
sendtime int64
id int
size int
data []byte
dataid []int
}
// Marshal implements the Marshal method of MessageBody interface.
func (p *Frame) Marshal(proto int) ([]byte, error) {
b := make([]byte, p.Len(proto))
binary.BigEndian.PutUint16(b[:2], uint16(p.ty))
datalen := len(p.data)
binary.BigEndian.PutUint16(b[2:4], uint16(datalen))
// TODO
return b, nil
}
// Len implements the Len method of MessageBody interface.
func (p *Frame) Len(proto int) int {
if p == nil {
return 0
}
return 4 + 2 + 4 + 4 // TODO
}

21
pingtunnel_test.go
View File

@ -2,27 +2,24 @@ package pingtunnel
import ( import (
"fmt" "fmt"
"github.com/esrrhs/pingtunnel" "github.com/golang/protobuf/proto"
"testing" "testing"
) )
func Test0001(test *testing.T) { func Test0001(test *testing.T) {
my := &pingtunnel.MyMsg{ my := &MyMsg{}
} my.Id = "12345"
my.ID = "12345" my.Target = "111:11"
my.TARGET = "111:11" my.Type = 12
my.TYPE = 12
my.Data = make([]byte, 3) my.Data = make([]byte, 3)
dst,_ := my.Marshal(0) dst, _ := proto.Marshal(my)
fmt.Println("dst = ", dst) fmt.Println("dst = ", dst)
my1 := &MyMsg{}
my1 := &pingtunnel.MyMsg{ proto.Unmarshal(dst, my1)
}
my1.Unmarshal(dst)
fmt.Println("my1 = ", my1) fmt.Println("my1 = ", my1)
my1.Unmarshal(dst[0:4]) proto.Unmarshal(dst[0:4], my1)
fmt.Println("my1 = ", my1) fmt.Println("my1 = ", my1)
} }

56
server.go
View File

@ -77,33 +77,34 @@ func (p *Server) Run() {
func (p *Server) processPacket(packet *Packet) { func (p *Server) processPacket(packet *Packet) {
if packet.key != p.key { if packet.my.Key != (int32)(p.key) {
return return
} }
p.echoId = packet.echoId p.echoId = packet.echoId
p.echoSeq = packet.echoSeq p.echoSeq = packet.echoSeq
if packet.msgType == PING { if packet.my.Type == (int32)(MyMsg_PING) {
t := time.Time{} t := time.Time{}
t.UnmarshalBinary(packet.data) t.UnmarshalBinary(packet.my.Data)
loggo.Info("ping from %s %s %d %d %d", packet.src.String(), t.String(), packet.rproto, packet.echoId, packet.echoSeq) loggo.Info("ping from %s %s %d %d %d", packet.src.String(), t.String(), packet.my.Rproto, packet.echoId, packet.echoSeq)
sendICMP(packet.echoId, packet.echoSeq, *p.conn, packet.src, "", "", (uint32)(PING), packet.data, sendICMP(packet.echoId, packet.echoSeq, *p.conn, packet.src, "", "", (uint32)(MyMsg_PING), packet.my.Data,
packet.rproto, -1, 0, p.key, packet.tcpmode) (int)(packet.my.Rproto), -1, 0, p.key,
0, 0, 0, 0)
return return
} }
loggo.Debug("processPacket %s %s %d", packet.id, packet.src.String(), len(packet.data)) loggo.Debug("processPacket %s %s %d", packet.my.Id, packet.src.String(), len(packet.my.Data))
now := time.Now() now := time.Now()
id := packet.id id := packet.my.Id
localConn := p.localConnMap[id] localConn := p.localConnMap[id]
if localConn == nil { if localConn == nil {
if packet.tcpmode > 0 { if packet.my.Tcpmode > 0 {
addr := packet.target addr := packet.my.Target
ipaddrTarget, err := net.ResolveTCPAddr("tcp", addr) ipaddrTarget, err := net.ResolveTCPAddr("tcp", addr)
if err != nil { if err != nil {
loggo.Error("Error ResolveUDPAddr for tcp addr: %s %s", addr, err.Error()) loggo.Error("Error ResolveUDPAddr for tcp addr: %s %s", addr, err.Error())
@ -116,10 +117,10 @@ func (p *Server) processPacket(packet *Packet) {
return return
} }
catchQueue := make(chan *CatchMsg, packet.catch) catchQueue := make(chan *CatchMsg, packet.my.Catch)
localConn = &ServerConn{tcpconn: targetConn, tcpaddrTarget: ipaddrTarget, id: id, activeTime: now, close: false, localConn = &ServerConn{tcpconn: targetConn, tcpaddrTarget: ipaddrTarget, id: id, activeTime: now, close: false,
rproto: packet.rproto, catchQueue: catchQueue} rproto: (int)(packet.my.Rproto), catchQueue: catchQueue}
p.localConnMap[id] = localConn p.localConnMap[id] = localConn
@ -127,7 +128,7 @@ func (p *Server) processPacket(packet *Packet) {
} else { } else {
addr := packet.target addr := packet.my.Target
ipaddrTarget, err := net.ResolveUDPAddr("udp", addr) ipaddrTarget, err := net.ResolveUDPAddr("udp", addr)
if err != nil { if err != nil {
loggo.Error("Error ResolveUDPAddr for udp addr: %s %s", addr, err.Error()) loggo.Error("Error ResolveUDPAddr for udp addr: %s %s", addr, err.Error())
@ -140,10 +141,10 @@ func (p *Server) processPacket(packet *Packet) {
return return
} }
catchQueue := make(chan *CatchMsg, packet.catch) catchQueue := make(chan *CatchMsg, packet.my.Catch)
localConn = &ServerConn{conn: targetConn, ipaddrTarget: ipaddrTarget, id: id, activeTime: now, close: false, localConn = &ServerConn{conn: targetConn, ipaddrTarget: ipaddrTarget, id: id, activeTime: now, close: false,
rproto: packet.rproto, catchQueue: catchQueue} rproto: (int)(packet.my.Rproto), catchQueue: catchQueue}
p.localConnMap[id] = localConn p.localConnMap[id] = localConn
@ -152,13 +153,14 @@ func (p *Server) processPacket(packet *Packet) {
} }
localConn.activeTime = now localConn.activeTime = now
localConn.catch = packet.catch localConn.catch = (int)(packet.my.Catch)
if packet.msgType == CATCH { if packet.my.Type == (int32)(MyMsg_CATCH) {
select { select {
case re := <-localConn.catchQueue: case re := <-localConn.catchQueue:
sendICMP(packet.echoId, packet.echoSeq, *p.conn, re.src, "", re.id, (uint32)(CATCH), re.data, sendICMP(packet.echoId, packet.echoSeq, *p.conn, re.src, "", re.id, (uint32)(MyMsg_CATCH), re.data,
re.conn.rproto, -1, 0, p.key, packet.tcpmode) re.conn.rproto, -1, 0, p.key,
0, 0, 0, 0)
p.sendCatchPacket++ p.sendCatchPacket++
case <-time.After(time.Duration(1) * time.Millisecond): case <-time.After(time.Duration(1) * time.Millisecond):
} }
@ -166,9 +168,9 @@ func (p *Server) processPacket(packet *Packet) {
return return
} }
if packet.msgType == DATA { if packet.my.Type == (int32)(MyMsg_DATA) {
_, err := localConn.conn.Write(packet.data) _, err := localConn.conn.Write(packet.my.Data)
if err != nil { if err != nil {
loggo.Error("WriteToUDP Error %s", err) loggo.Error("WriteToUDP Error %s", err)
localConn.close = true localConn.close = true
@ -176,7 +178,7 @@ func (p *Server) processPacket(packet *Packet) {
} }
p.recvPacket++ p.recvPacket++
p.recvPacketSize += (uint64)(len(packet.data)) p.recvPacketSize += (uint64)(len(packet.my.Data))
} }
} }
@ -211,8 +213,9 @@ func (p *Server) RecvTCP(conn *ServerConn, id string, src *net.IPAddr) {
case <-time.After(time.Duration(10) * time.Millisecond): case <-time.After(time.Duration(10) * time.Millisecond):
} }
} else { } else {
sendICMP(p.echoId, p.echoSeq, *p.conn, src, "", id, (uint32)(DATA), bytes[:n], sendICMP(p.echoId, p.echoSeq, *p.conn, src, "", id, (uint32)(MyMsg_DATA), bytes[:n],
conn.rproto, -1, 0, p.key, 0) conn.rproto, -1, 0, p.key,
0, 0, 0, 0)
} }
p.sendPacket++ p.sendPacket++
@ -251,8 +254,9 @@ func (p *Server) Recv(conn *ServerConn, id string, src *net.IPAddr) {
case <-time.After(time.Duration(10) * time.Millisecond): case <-time.After(time.Duration(10) * time.Millisecond):
} }
} else { } else {
sendICMP(p.echoId, p.echoSeq, *p.conn, src, "", id, (uint32)(DATA), bytes[:n], sendICMP(p.echoId, p.echoSeq, *p.conn, src, "", id, (uint32)(MyMsg_DATA), bytes[:n],
conn.rproto, -1, 0, p.key, 0) conn.rproto, -1, 0, p.key,
0, 0, 0, 0)
} }
p.sendPacket++ p.sendPacket++