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https://github.com/e1732a364fed/v2ray_simple.git
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cc758dec66
grpcSimple包的服务端和客户端现在都已完成，且兼容v2ray等内核。 grpcSimple包 简洁、高效，更加科学。暂不支持multiMode。 若 grpc_full 给出，则使用grpc包，否则默认使用 grpcSimple包。 若 noquic给出，则不使用 quic，否则 默认使用 quic。 修复 ws early 失效问题；
102 lines
1.9 KiB
Go
102 lines
1.9 KiB
Go
package netLayer
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import (
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"crypto/tls"
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"net"
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"syscall"
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"time"
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)
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func (addr *Addr) Dial() (net.Conn, error) {
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var istls bool
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var resultConn net.Conn
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var err error
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switch addr.Network {
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case "":
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addr.Network = "tcp"
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goto tcp
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case "tcp", "tcp4", "tcp6":
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goto tcp
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case "tls": //此形式目前被用于dns配置中 的 dns over tls 的 url中
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istls = true
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goto tcp
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case "udp", "udp4", "udp6":
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ua := addr.ToUDPAddr()
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if !machineCanConnectToIpv6 && addr.IP.To4() == nil {
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return nil, ErrMachineCantConnectToIpv6
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}
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return DialUDP(ua)
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default:
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goto defaultPart
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}
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tcp:
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//本以为直接用 DialTCP 可以加速拨号，结果发现go官方包内部依然还是把地址转换回字符串再拨号
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if addr.IP != nil {
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if addr.IP.To4() == nil {
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if !machineCanConnectToIpv6 {
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return nil, ErrMachineCantConnectToIpv6
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} else {
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resultConn, err = net.DialTCP("tcp6", nil, &net.TCPAddr{
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IP: addr.IP,
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Port: addr.Port,
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})
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goto dialedPart
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}
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} else {
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resultConn, err = net.DialTCP("tcp4", nil, &net.TCPAddr{
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IP: addr.IP,
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Port: addr.Port,
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})
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goto dialedPart
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}
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}
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defaultPart:
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resultConn, err = net.DialTimeout(addr.Network, addr.String(), time.Second*15)
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dialedPart:
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if istls && err == nil {
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conf := &tls.Config{}
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if addr.Name != "" {
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conf.ServerName = addr.Name
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} else {
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conf.InsecureSkipVerify = true
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}
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tlsconn := tls.Client(resultConn, conf)
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err = tlsconn.Handshake()
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return tlsconn, err
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}
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return resultConn, err
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}
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func (addr Addr) DialWithOpt(sockopt *Sockopt) (net.Conn, error) {
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dialer := &net.Dialer{
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Timeout: time.Second * 8, //v2ray默认16秒，是不是太长了？？
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}
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dialer.Control = func(network, address string, c syscall.RawConn) error {
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return c.Control(func(fd uintptr) {
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SetSockOpt(int(fd), sockopt, addr.IsUDP(), addr.IsIpv6())
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})
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}
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return dialer.Dial(addr.Network, addr.String())
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}
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