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https://github.com/e1732a364fed/v2ray_simple.git
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447bd8749a
不再使用 UDP_Putter 等机制去转发udp，而是用一个 netLayer.MsgConn 结构 proxy.Server 和 proxy.Client 接口改动, Client在握手udp时不再使用handshake方法, 而是用新的 EstablishUDPChannel 方法 Server 在 Handshake时会选择性返回两种接口，io.ReadWriteCloser 用于tcp, netLayer.MsgConn 用于 udp 此时vless、socks5、direct 的udp转发都已经成功经过了 go test 验证, 但是 main.go 还未修改。
57 lines
1.3 KiB
Go
57 lines
1.3 KiB
Go
// Package direct provies a struct that implements proxy.Client
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package direct
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import (
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"io"
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"net"
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"net/url"
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"github.com/hahahrfool/v2ray_simple/netLayer"
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"github.com/hahahrfool/v2ray_simple/proxy"
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)
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const name = "direct"
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func init() {
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proxy.RegisterClient(name, &ClientCreator{})
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}
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//实现了 proxy.Client, netLayer.UDP_Putter_Generator
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type Client struct {
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proxy.ProxyCommonStruct
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}
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type ClientCreator struct{}
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func NewClient() (proxy.Client, error) {
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d := &Client{}
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return d, nil
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}
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func (_ ClientCreator) NewClientFromURL(*url.URL) (proxy.Client, error) {
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return NewClient()
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}
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func (_ ClientCreator) NewClient(*proxy.DialConf) (proxy.Client, error) {
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return NewClient()
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}
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func (d *Client) Name() string { return name }
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//若 underlay 为nil，则我们会自动对target进行拨号。
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func (d *Client) Handshake(underlay net.Conn, target netLayer.Addr) (io.ReadWriteCloser, error) {
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if underlay == nil {
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return target.Dial()
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}
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return underlay, nil
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}
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//direct的Client的 EstablishUDPChannel 实际上就是直接拨号udp
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func (d *Client) EstablishUDPChannel(_ net.Conn, target netLayer.Addr) (netLayer.MsgConn, error) {
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conn, err := net.DialUDP("udp", nil, target.ToUDPAddr())
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return &netLayer.UDPMsgConnWrapper{UDPConn: conn, IsClient: true, FirstAddr: target}, err
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}
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