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@@ -25,17 +25,14 @@ import (
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type Conn struct {
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type Conn struct {
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Conn net.Conn
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Conn net.Conn
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- sync.Mutex
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}
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}
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//new conn
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//new conn
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func NewConn(conn net.Conn) *Conn {
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func NewConn(conn net.Conn) *Conn {
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- c := new(Conn)
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- c.Conn = conn
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- return c
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+ return &Conn{Conn: conn}
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}
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}
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-//从tcp报文中解析出host,连接类型等
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+//get host 、connection type、method...from connection
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func (s *Conn) GetHost() (method, address string, rb []byte, err error, r *http.Request) {
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func (s *Conn) GetHost() (method, address string, rb []byte, err error, r *http.Request) {
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var b [32 * 1024]byte
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var b [32 * 1024]byte
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var n int
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var n int
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@@ -53,14 +50,14 @@ func (s *Conn) GetHost() (method, address string, rb []byte, err error, r *http.
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err = nil
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err = nil
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return
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return
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}
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}
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- if hostPortURL.Opaque == "443" { //https访问
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- if strings.Index(r.Host, ":") == -1 { //host不带端口, 默认80
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+ if hostPortURL.Opaque == "443" {
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+ if strings.Index(r.Host, ":") == -1 {
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address = r.Host + ":443"
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address = r.Host + ":443"
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} else {
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} else {
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address = r.Host
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address = r.Host
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}
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}
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- } else { //http访问
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- if strings.Index(r.Host, ":") == -1 { //host不带端口, 默认80
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+ } else {
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+ if strings.Index(r.Host, ":") == -1 {
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address = r.Host + ":80"
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address = r.Host + ":80"
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} else {
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} else {
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address = r.Host
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address = r.Host
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@@ -117,7 +114,7 @@ func (s *Conn) ReadFlag() (string, error) {
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return string(buf), binary.Read(s, binary.LittleEndian, &buf)
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return string(buf), binary.Read(s, binary.LittleEndian, &buf)
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}
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}
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-//设置连接为长连接
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+//set alive
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func (s *Conn) SetAlive(tp string) {
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func (s *Conn) SetAlive(tp string) {
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switch s.Conn.(type) {
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switch s.Conn.(type) {
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case *kcp.UDPSession:
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case *kcp.UDPSession:
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@@ -132,7 +129,7 @@ func (s *Conn) SetAlive(tp string) {
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}
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}
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}
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}
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-//设置连接为长连接
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+//set read deadline
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func (s *Conn) SetReadDeadline(t time.Duration, tp string) {
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func (s *Conn) SetReadDeadline(t time.Duration, tp string) {
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switch s.Conn.(type) {
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switch s.Conn.(type) {
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case *kcp.UDPSession:
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case *kcp.UDPSession:
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@@ -176,8 +173,6 @@ func (s *Conn) GetLinkInfo() (lk *Link, err error) {
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func (s *Conn) SendHealthInfo(info, status string) (int, error) {
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func (s *Conn) SendHealthInfo(info, status string) (int, error) {
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raw := bytes.NewBuffer([]byte{})
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raw := bytes.NewBuffer([]byte{})
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common.BinaryWrite(raw, info, status)
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common.BinaryWrite(raw, info, status)
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- s.Lock()
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- defer s.Unlock()
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return s.Write(raw.Bytes())
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return s.Write(raw.Bytes())
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}
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}
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@@ -211,9 +206,7 @@ func (s *Conn) SendHostInfo(h *file.Host) (int, error) {
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*/
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*/
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raw := bytes.NewBuffer([]byte{})
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raw := bytes.NewBuffer([]byte{})
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binary.Write(raw, binary.LittleEndian, []byte(common.NEW_HOST))
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binary.Write(raw, binary.LittleEndian, []byte(common.NEW_HOST))
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- common.BinaryWrite(raw, h.Host, h.Target, h.HeaderChange, h.HostChange, h.Remark, h.Location, h.Scheme)
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- s.Lock()
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- defer s.Unlock()
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+ common.BinaryWrite(raw, h.Host, h.Target.TargetStr, h.HeaderChange, h.HostChange, h.Remark, h.Location, h.Scheme)
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return s.Write(raw.Bytes())
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return s.Write(raw.Bytes())
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}
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}
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@@ -244,9 +237,10 @@ func (s *Conn) GetHostInfo() (h *file.Host, err error) {
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} else {
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} else {
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arr := strings.Split(string(buf[:l]), common.CONN_DATA_SEQ)
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arr := strings.Split(string(buf[:l]), common.CONN_DATA_SEQ)
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h = new(file.Host)
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h = new(file.Host)
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+ h.Target = new(file.Target)
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h.Id = int(file.GetCsvDb().GetHostId())
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h.Id = int(file.GetCsvDb().GetHostId())
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h.Host = arr[0]
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h.Host = arr[0]
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- h.Target = arr[1]
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+ h.Target.TargetStr = arr[1]
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h.HeaderChange = arr[2]
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h.HeaderChange = arr[2]
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h.HostChange = arr[3]
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h.HostChange = arr[3]
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h.Remark = arr[4]
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h.Remark = arr[4]
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@@ -275,8 +269,6 @@ func (s *Conn) SendConfigInfo(c *config.CommonConfig) (int, error) {
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binary.Write(raw, binary.LittleEndian, []byte(common.NEW_CONF))
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binary.Write(raw, binary.LittleEndian, []byte(common.NEW_CONF))
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common.BinaryWrite(raw, c.Cnf.U, c.Cnf.P, common.GetStrByBool(c.Cnf.Crypt), common.GetStrByBool(c.Cnf.Compress), strconv.Itoa(c.Client.RateLimit),
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common.BinaryWrite(raw, c.Cnf.U, c.Cnf.P, common.GetStrByBool(c.Cnf.Crypt), common.GetStrByBool(c.Cnf.Compress), strconv.Itoa(c.Client.RateLimit),
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strconv.Itoa(int(c.Client.Flow.FlowLimit)), strconv.Itoa(c.Client.MaxConn), c.Client.Remark)
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strconv.Itoa(int(c.Client.Flow.FlowLimit)), strconv.Itoa(c.Client.MaxConn), c.Client.Remark)
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- s.Lock()
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- defer s.Unlock()
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return s.Write(raw.Bytes())
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return s.Write(raw.Bytes())
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}
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}
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@@ -316,9 +308,7 @@ func (s *Conn) SendTaskInfo(t *file.Tunnel) (int, error) {
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*/
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*/
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raw := bytes.NewBuffer([]byte{})
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raw := bytes.NewBuffer([]byte{})
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binary.Write(raw, binary.LittleEndian, []byte(common.NEW_TASK))
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binary.Write(raw, binary.LittleEndian, []byte(common.NEW_TASK))
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- common.BinaryWrite(raw, t.Mode, t.Ports, t.Target, t.Remark, t.TargetAddr, t.Password, t.LocalPath, t.StripPre, t.ServerIp)
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- s.Lock()
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- defer s.Unlock()
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+ common.BinaryWrite(raw, t.Mode, t.Ports, t.Target.TargetStr, t.Remark, t.TargetAddr, t.Password, t.LocalPath, t.StripPre, t.ServerIp)
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return s.Write(raw.Bytes())
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return s.Write(raw.Bytes())
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}
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}
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@@ -334,9 +324,10 @@ func (s *Conn) GetTaskInfo() (t *file.Tunnel, err error) {
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} else {
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} else {
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arr := strings.Split(string(buf[:l]), common.CONN_DATA_SEQ)
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arr := strings.Split(string(buf[:l]), common.CONN_DATA_SEQ)
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t = new(file.Tunnel)
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t = new(file.Tunnel)
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+ t.Target = new(file.Target)
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t.Mode = arr[0]
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t.Mode = arr[0]
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t.Ports = arr[1]
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t.Ports = arr[1]
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- t.Target = arr[2]
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+ t.Target.TargetStr = arr[2]
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t.Id = int(file.GetCsvDb().GetTaskId())
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t.Id = int(file.GetCsvDb().GetTaskId())
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t.Status = true
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t.Status = true
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t.Flow = new(file.Flow)
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t.Flow = new(file.Flow)
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@@ -375,26 +366,20 @@ func (s *Conn) WriteClose() (int, error) {
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//write main
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//write main
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func (s *Conn) WriteMain() (int, error) {
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func (s *Conn) WriteMain() (int, error) {
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- s.Lock()
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- defer s.Unlock()
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return s.Write([]byte(common.WORK_MAIN))
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return s.Write([]byte(common.WORK_MAIN))
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}
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}
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//write main
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//write main
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func (s *Conn) WriteConfig() (int, error) {
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func (s *Conn) WriteConfig() (int, error) {
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- s.Lock()
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- defer s.Unlock()
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return s.Write([]byte(common.WORK_CONFIG))
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return s.Write([]byte(common.WORK_CONFIG))
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}
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}
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//write chan
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//write chan
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func (s *Conn) WriteChan() (int, error) {
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func (s *Conn) WriteChan() (int, error) {
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- s.Lock()
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- defer s.Unlock()
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return s.Write([]byte(common.WORK_CHAN))
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return s.Write([]byte(common.WORK_CHAN))
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}
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}
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-//获取长度+内容
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+//get the assembled amount data(len 4 and content)
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func GetLenBytes(buf []byte) (b []byte, err error) {
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func GetLenBytes(buf []byte) (b []byte, err error) {
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raw := bytes.NewBuffer([]byte{})
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raw := bytes.NewBuffer([]byte{})
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if err = binary.Write(raw, binary.LittleEndian, int32(len(buf))); err != nil {
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if err = binary.Write(raw, binary.LittleEndian, int32(len(buf))); err != nil {
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@@ -407,6 +392,7 @@ func GetLenBytes(buf []byte) (b []byte, err error) {
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return
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return
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}
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}
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+//udp connection setting
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func SetUdpSession(sess *kcp.UDPSession) {
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func SetUdpSession(sess *kcp.UDPSession) {
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sess.SetStreamMode(true)
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sess.SetStreamMode(true)
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sess.SetWindowSize(1024, 1024)
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sess.SetWindowSize(1024, 1024)
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@@ -450,13 +436,7 @@ func GetConn(conn net.Conn, cpt, snappy bool, rt *rate.Rate, isServer bool) (io.
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}
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}
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return rate.NewRateConn(crypt.NewTlsClientConn(conn), rt)
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return rate.NewRateConn(crypt.NewTlsClientConn(conn), rt)
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} else if snappy {
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} else if snappy {
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- return NewSnappyConn(conn, cpt, rt)
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+ return rate.NewRateConn(NewSnappyConn(conn), rt)
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}
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}
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return rate.NewRateConn(conn, rt)
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return rate.NewRateConn(conn, rt)
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}
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}
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-
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-//read length or id (content length=4)
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-func GetLen(reader io.Reader) (int, error) {
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- var l int32
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- return int(l), binary.Read(reader, binary.LittleEndian, &l)
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-}
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