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Code Issues Releases Wiki Activity

close method for inbound connection handler

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This commit is contained in:
v2ray 2016-01-03 23:30:37 +01:00
parent 8a132643ef
commit 201481a82c
7 changed files with 171 additions and 56 deletions
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60
proxy/dokodemo/dokodemo.go
View File

@ -13,11 +13,14 @@ import (
)
type DokodemoDoor struct {
config Config
accepting bool
address v2net.Address
port v2net.Port
space app.Space
sync.Mutex
config Config
accepting bool
address v2net.Address
port v2net.Port
space app.Space
tcpListener *net.TCPListener
udpConn *net.UDPConn
}
func NewDokodemoDoor(space app.Space, config Config) *DokodemoDoor {
@ -29,6 +32,22 @@ func NewDokodemoDoor(space app.Space, config Config) *DokodemoDoor {
}
}
func (this *DokodemoDoor) Close() {
this.accepting = false
if this.tcpListener != nil {
this.Lock()
this.tcpListener.Close()
this.tcpListener = nil
this.Unlock()
}
if this.udpConn != nil {
this.Lock()
this.udpConn.Close()
this.udpConn = nil
this.Unlock()
}
}
func (this *DokodemoDoor) Listen(port v2net.Port) error {
this.accepting = true
@ -57,14 +76,20 @@ func (this *DokodemoDoor) ListenUDP(port v2net.Port) error {
log.Error("Dokodemo failed to listen on port %d: %v", port, err)
return err
}
go this.handleUDPPackets(udpConn)
this.udpConn = udpConn
go this.handleUDPPackets()
return nil
}
func (this *DokodemoDoor) handleUDPPackets(udpConn *net.UDPConn) {
defer udpConn.Close()
func (this *DokodemoDoor) handleUDPPackets() {
for this.accepting {
buffer := alloc.NewBuffer()
var udpConn *net.UDPConn
this.Lock()
if this.udpConn != nil {
udpConn = this.udpConn
}
this.Unlock()
nBytes, addr, err := udpConn.ReadFromUDP(buffer.Value)
buffer.Slice(0, nBytes)
if err != nil {
@ -93,19 +118,24 @@ func (this *DokodemoDoor) ListenTCP(port v2net.Port) error {
log.Error("Dokodemo failed to listen on port %d: %v", port, err)
return err
}
go this.AcceptTCPConnections(tcpListener)
this.tcpListener = tcpListener
go this.AcceptTCPConnections()
return nil
}
func (this *DokodemoDoor) AcceptTCPConnections(tcpListener *net.TCPListener) {
func (this *DokodemoDoor) AcceptTCPConnections() {
for this.accepting {
retry.Timed(100, 100).On(func() error {
connection, err := tcpListener.AcceptTCP()
if err != nil {
log.Error("Dokodemo failed to accept new connections: %v", err)
return err
this.Lock()
defer this.Unlock()
if this.tcpListener != nil {
connection, err := this.tcpListener.AcceptTCP()
if err != nil {
log.Error("Dokodemo failed to accept new connections: %v", err)
return err
}
go this.HandleTCPConnection(connection)
}
go this.HandleTCPConnection(connection)
return nil
})
}

45
proxy/http/http.go
View File

@ -13,13 +13,16 @@ import (
"github.com/v2ray/v2ray-core/common/alloc"
"github.com/v2ray/v2ray-core/common/log"
v2net "github.com/v2ray/v2ray-core/common/net"
"github.com/v2ray/v2ray-core/common/retry"
"github.com/v2ray/v2ray-core/transport/ray"
)
type HttpProxyServer struct {
accepting bool
space app.Space
config Config
sync.Mutex
accepting bool
space app.Space
config Config
tcpListener *net.TCPListener
}
func NewHttpProxyServer(space app.Space, config Config) *HttpProxyServer {
@ -29,6 +32,16 @@ func NewHttpProxyServer(space app.Space, config Config) *HttpProxyServer {
}
}
func (this *HttpProxyServer) Close() {
this.accepting = false
if this.tcpListener != nil {
this.Lock()
this.tcpListener.Close()
this.tcpListener = nil
this.Unlock()
}
}
func (this *HttpProxyServer) Listen(port v2net.Port) error {
tcpListener, err := net.ListenTCP("tcp", &net.TCPAddr{
Port: int(port.Value()),
@ -37,19 +50,27 @@ func (this *HttpProxyServer) Listen(port v2net.Port) error {
if err != nil {
return err
}
go this.accept(tcpListener)
this.tcpListener = tcpListener
this.accepting = true
go this.accept()
return nil
}
func (this *HttpProxyServer) accept(listener *net.TCPListener) {
this.accepting = true
func (this *HttpProxyServer) accept() {
for this.accepting {
tcpConn, err := listener.AcceptTCP()
if err != nil {
log.Error("Failed to accept HTTP connection: %v", err)
continue
}
go this.handleConnection(tcpConn)
retry.Timed(100 /* times */, 100 /* ms */).On(func() error {
this.Lock()
defer this.Unlock()
if this.tcpListener != nil {
tcpConn, err := this.tcpListener.AcceptTCP()
if err != nil {
log.Error("Failed to accept HTTP connection: %v", err)
return err
}
go this.handleConnection(tcpConn)
}
return nil
})
}
}

1
proxy/proxy.go
View File

@ -12,6 +12,7 @@ type InboundConnectionHandler interface {
// Listen starts a InboundConnectionHandler by listen on a specific port. This method is called
// exactly once during runtime.
Listen(port v2net.Port) error
Close()
}
// An OutboundConnectionHandler handles outbound network connection for V2Ray.

45
proxy/socks/socks.go
View File

@ -23,9 +23,13 @@ var (
// SocksServer is a SOCKS 5 proxy server
type SocksServer struct {
accepting bool
space app.Space
config Config
sync.RWMutex
accepting bool
space app.Space
config Config
tcpListener *net.TCPListener
udpConn *net.UDPConn
udpAddress v2net.Destination
}
func NewSocksServer(space app.Space, config Config) *SocksServer {
@ -35,6 +39,26 @@ func NewSocksServer(space app.Space, config Config) *SocksServer {
}
}
func (this *SocksServer) Close() {
this.accepting = false
if this.tcpListener != nil {
this.Lock()
if this.tcpListener != nil {
this.tcpListener.Close()
this.tcpListener = nil
}
this.Unlock()
}
if this.udpConn != nil {
this.Lock()
if this.udpConn != nil {
this.udpConn.Close()
this.udpConn = nil
}
this.Unlock()
}
}
func (this *SocksServer) Listen(port v2net.Port) error {
listener, err := net.ListenTCP("tcp", &net.TCPAddr{
IP: []byte{0, 0, 0, 0},
@ -46,17 +70,23 @@ func (this *SocksServer) Listen(port v2net.Port) error {
return err
}
this.accepting = true
go this.AcceptConnections(listener)
this.tcpListener = listener
go this.AcceptConnections()
if this.config.UDPEnabled() {
this.ListenUDP(port)
}
return nil
}
func (this *SocksServer) AcceptConnections(listener *net.TCPListener) {
func (this *SocksServer) AcceptConnections() {
for this.accepting {
retry.Timed(100 /* times */, 100 /* ms */).On(func() error {
connection, err := listener.AcceptTCP()
this.RLock()
defer this.RUnlock()
if !this.accepting {
return nil
}
connection, err := this.tcpListener.AcceptTCP()
if err != nil {
log.Error("Socks failed to accept new connection %v", err)
return err
@ -64,7 +94,6 @@ func (this *SocksServer) AcceptConnections(listener *net.TCPListener) {
go this.HandleConnection(connection)
return nil
})
}
}
@ -187,7 +216,7 @@ func (this *SocksServer) handleUDP(reader *v2net.TimeOutReader, writer io.Writer
response := protocol.NewSocks5Response()
response.Error = protocol.ErrorSuccess
udpAddr := this.getUDPAddr()
udpAddr := this.udpAddress
response.Port = udpAddr.Port()
switch {

36
proxy/socks/udp.go
View File

@ -9,8 +9,6 @@ import (
"github.com/v2ray/v2ray-core/proxy/socks/protocol"
)
var udpAddress v2net.Destination
func (this *SocksServer) ListenUDP(port v2net.Port) error {
addr := &net.UDPAddr{
IP: net.IP{0, 0, 0, 0},
@ -22,20 +20,23 @@ func (this *SocksServer) ListenUDP(port v2net.Port) error {
log.Error("Socks failed to listen UDP on port %d: %v", port, err)
return err
}
udpAddress = v2net.UDPDestination(v2net.IPAddress(this.config.IP()), port)
this.udpAddress = v2net.UDPDestination(v2net.IPAddress(this.config.IP()), port)
this.udpConn = conn
go this.AcceptPackets(conn)
go this.AcceptPackets()
return nil
}
func (this *SocksServer) getUDPAddr() v2net.Destination {
return udpAddress
}
func (this *SocksServer) AcceptPackets(conn *net.UDPConn) error {
for {
func (this *SocksServer) AcceptPackets() error {
for this.accepting {
buffer := alloc.NewBuffer()
nBytes, addr, err := conn.ReadFromUDP(buffer.Value)
this.RLock()
if !this.accepting {
this.RUnlock()
return nil
}
nBytes, addr, err := this.udpConn.ReadFromUDP(buffer.Value)
this.RUnlock()
if err != nil {
log.Error("Socks failed to read UDP packets: %v", err)
buffer.Release()
@ -60,11 +61,12 @@ func (this *SocksServer) AcceptPackets(conn *net.UDPConn) error {
udpPacket := v2net.NewPacket(request.Destination(), request.Data, false)
log.Info("Send packet to %s with %d bytes", udpPacket.Destination().String(), request.Data.Len())
go this.handlePacket(conn, udpPacket, addr, request.Address, request.Port)
go this.handlePacket(udpPacket, addr, request.Address, request.Port)
}
return nil
}
func (this *SocksServer) handlePacket(conn *net.UDPConn, packet v2net.Packet, clientAddr *net.UDPAddr, targetAddr v2net.Address, port v2net.Port) {
func (this *SocksServer) handlePacket(packet v2net.Packet, clientAddr *net.UDPAddr, targetAddr v2net.Address, port v2net.Port) {
ray := this.space.PacketDispatcher().DispatchToOutbound(packet)
close(ray.InboundInput())
@ -80,7 +82,13 @@ func (this *SocksServer) handlePacket(conn *net.UDPConn, packet v2net.Packet, cl
udpMessage := alloc.NewSmallBuffer().Clear()
response.Write(udpMessage)
nBytes, err := conn.WriteToUDP(udpMessage.Value, clientAddr)
this.RLock()
if !this.accepting {
this.RUnlock()
return
}
nBytes, err := this.udpConn.WriteToUDP(udpMessage.Value, clientAddr)
this.RUnlock()
udpMessage.Release()
response.Data.Release()
if err != nil {

4
proxy/testing/mocks/inboundhandler.go
View File

@ -20,6 +20,10 @@ func (this *InboundConnectionHandler) Listen(port v2net.Port) error {
return nil
}
func (this *InboundConnectionHandler) Close() {
}
func (this *InboundConnectionHandler) Communicate(packet v2net.Packet) error {
ray := this.Space.PacketDispatcher().DispatchToOutbound(packet)

36
proxy/vmess/inbound/inbound.go
View File

@ -21,9 +21,11 @@ import (
// Inbound connection handler that handles messages in VMess format.
type VMessInboundHandler struct {
sync.Mutex
space app.Space
clients user.UserSet
accepting bool
listener *net.TCPListener
}
func NewVMessInboundHandler(space app.Space, clients user.UserSet) *VMessInboundHandler {
@ -33,6 +35,18 @@ func NewVMessInboundHandler(space app.Space, clients user.UserSet) *VMessInbound
}
}
func (this *VMessInboundHandler) Close() {
this.accepting = false
if this.listener != nil {
this.Lock()
if this.listener != nil {
this.listener.Close()
this.listener = nil
}
this.Unlock()
}
}
func (this *VMessInboundHandler) Listen(port v2net.Port) error {
listener, err := net.ListenTCP("tcp", &net.TCPAddr{
IP: []byte{0, 0, 0, 0},
@ -44,19 +58,27 @@ func (this *VMessInboundHandler) Listen(port v2net.Port) error {
return err
}
this.accepting = true
go this.AcceptConnections(listener)
this.listener = listener
go this.AcceptConnections()
return nil
}
func (this *VMessInboundHandler) AcceptConnections(listener *net.TCPListener) error {
func (this *VMessInboundHandler) AcceptConnections() error {
for this.accepting {
retry.Timed(100 /* times */, 100 /* ms */).On(func() error {
connection, err := listener.AcceptTCP()
if err != nil {
log.Error("Failed to accpet connection: %s", err.Error())
return err
if !this.accepting {
return nil
}
this.Lock()
defer this.Unlock()
if this.listener != nil {
connection, err := this.listener.AcceptTCP()
if err != nil {
log.Error("Failed to accpet connection: %s", err.Error())
return err
}
go this.HandleConnection(connection)
}
go this.HandleConnection(connection)
return nil
})