mirror of
https://github.com/SagerNet/sing-box.git
synced 2024-12-12 16:18:50 +00:00
119 lines
3 KiB
Go
119 lines
3 KiB
Go
package sip003
|
|
|
|
import (
|
|
"context"
|
|
"net"
|
|
"strconv"
|
|
|
|
"github.com/sagernet/sing-box/adapter"
|
|
"github.com/sagernet/sing-box/common/tls"
|
|
C "github.com/sagernet/sing-box/constant"
|
|
"github.com/sagernet/sing-box/option"
|
|
"github.com/sagernet/sing-box/transport/v2ray"
|
|
"github.com/sagernet/sing-vmess"
|
|
E "github.com/sagernet/sing/common/exceptions"
|
|
"github.com/sagernet/sing/common/json/badoption"
|
|
M "github.com/sagernet/sing/common/metadata"
|
|
N "github.com/sagernet/sing/common/network"
|
|
)
|
|
|
|
func init() {
|
|
RegisterPlugin("v2ray-plugin", newV2RayPlugin)
|
|
}
|
|
|
|
func newV2RayPlugin(ctx context.Context, pluginOpts Args, router adapter.Router, dialer N.Dialer, serverAddr M.Socksaddr) (Plugin, error) {
|
|
var tlsOptions option.OutboundTLSOptions
|
|
if _, loaded := pluginOpts.Get("tls"); loaded {
|
|
tlsOptions.Enabled = true
|
|
}
|
|
if certPath, certLoaded := pluginOpts.Get("cert"); certLoaded {
|
|
tlsOptions.CertificatePath = certPath
|
|
}
|
|
if certRaw, certLoaded := pluginOpts.Get("certRaw"); certLoaded {
|
|
certHead := "-----BEGIN CERTIFICATE-----"
|
|
certTail := "-----END CERTIFICATE-----"
|
|
fixedCert := certHead + "\n" + certRaw + "\n" + certTail
|
|
tlsOptions.Certificate = []string{fixedCert}
|
|
}
|
|
|
|
mode := "websocket"
|
|
if modeOpt, loaded := pluginOpts.Get("mode"); loaded {
|
|
mode = modeOpt
|
|
}
|
|
|
|
host := "cloudfront.com"
|
|
path := "/"
|
|
|
|
if hostOpt, loaded := pluginOpts.Get("host"); loaded {
|
|
host = hostOpt
|
|
tlsOptions.ServerName = hostOpt
|
|
}
|
|
if pathOpt, loaded := pluginOpts.Get("path"); loaded {
|
|
path = pathOpt
|
|
}
|
|
|
|
var tlsClient tls.Config
|
|
var err error
|
|
if tlsOptions.Enabled {
|
|
tlsClient, err = tls.NewClient(ctx, serverAddr.AddrString(), tlsOptions)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
}
|
|
|
|
var mux int
|
|
var transportOptions option.V2RayTransportOptions
|
|
switch mode {
|
|
case "websocket":
|
|
transportOptions = option.V2RayTransportOptions{
|
|
Type: C.V2RayTransportTypeWebsocket,
|
|
WebsocketOptions: option.V2RayWebsocketOptions{
|
|
Headers: map[string]badoption.Listable[string]{
|
|
"Host": []string{host},
|
|
},
|
|
Path: path,
|
|
},
|
|
}
|
|
if muxOpt, loaded := pluginOpts.Get("mux"); loaded {
|
|
muxVal, err := strconv.Atoi(muxOpt)
|
|
if err != nil {
|
|
return nil, E.Cause(err, "parse mux value")
|
|
}
|
|
mux = muxVal
|
|
} else {
|
|
mux = 1
|
|
}
|
|
case "quic":
|
|
transportOptions = option.V2RayTransportOptions{
|
|
Type: C.V2RayTransportTypeQUIC,
|
|
}
|
|
default:
|
|
return nil, E.New("v2ray-plugin: unknown mode: " + mode)
|
|
}
|
|
|
|
transport, err := v2ray.NewClientTransport(context.Background(), dialer, serverAddr, transportOptions, tlsClient)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
if mux > 0 {
|
|
return &v2rayMuxWrapper{transport}, nil
|
|
}
|
|
|
|
return transport, nil
|
|
}
|
|
|
|
var _ Plugin = (*v2rayMuxWrapper)(nil)
|
|
|
|
type v2rayMuxWrapper struct {
|
|
adapter.V2RayClientTransport
|
|
}
|
|
|
|
func (w *v2rayMuxWrapper) DialContext(ctx context.Context) (net.Conn, error) {
|
|
conn, err := w.V2RayClientTransport.DialContext(ctx)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return vmess.NewMuxConnWrapper(conn, vmess.MuxDestination), nil
|
|
}
|