mihomo/common/convert/v.go
2023-08-14 15:48:13 +08:00

130 lines
3.2 KiB
Go

package convert
import (
"errors"
"fmt"
"net/url"
"strconv"
"strings"
)
func handleVShareLink(names map[string]int, url *url.URL, scheme string, proxy map[string]any) error {
// Xray VMessAEAD / VLESS share link standard
// https://github.com/XTLS/Xray-core/discussions/716
query := url.Query()
proxy["name"] = uniqueName(names, url.Fragment)
if url.Hostname() == "" {
return errors.New("url.Hostname() is empty")
}
if url.Port() == "" {
return errors.New("url.Port() is empty")
}
proxy["type"] = scheme
proxy["server"] = url.Hostname()
proxy["port"] = url.Port()
proxy["uuid"] = url.User.Username()
proxy["udp"] = true
tls := strings.ToLower(query.Get("security"))
if strings.HasSuffix(tls, "tls") || tls == "reality" {
proxy["tls"] = true
if fingerprint := query.Get("fp"); fingerprint == "" {
proxy["client-fingerprint"] = "chrome"
} else {
proxy["client-fingerprint"] = fingerprint
}
if alpn := query.Get("alpn"); alpn != "" {
proxy["alpn"] = strings.Split(alpn, ",")
}
}
if sni := query.Get("sni"); sni != "" {
proxy["servername"] = sni
}
if realityPublicKey := query.Get("pbk"); realityPublicKey != "" {
proxy["reality-opts"] = map[string]any{
"public-key": realityPublicKey,
"short-id": query.Get("sid"),
}
}
switch query.Get("packetEncoding") {
case "none":
case "packet":
proxy["packet-addr"] = true
default:
proxy["xudp"] = true
}
network := strings.ToLower(query.Get("type"))
if network == "" {
network = "tcp"
}
fakeType := strings.ToLower(query.Get("headerType"))
if fakeType == "http" {
network = "http"
} else if network == "http" {
network = "h2"
}
proxy["network"] = network
switch network {
case "tcp":
if fakeType != "none" {
headers := make(map[string]any)
httpOpts := make(map[string]any)
httpOpts["path"] = []string{"/"}
if host := query.Get("host"); host != "" {
headers["Host"] = []string{host}
}
if method := query.Get("method"); method != "" {
httpOpts["method"] = method
}
if path := query.Get("path"); path != "" {
httpOpts["path"] = []string{path}
}
httpOpts["headers"] = headers
proxy["http-opts"] = httpOpts
}
case "http":
headers := make(map[string]any)
h2Opts := make(map[string]any)
h2Opts["path"] = []string{"/"}
if path := query.Get("path"); path != "" {
h2Opts["path"] = []string{path}
}
if host := query.Get("host"); host != "" {
h2Opts["host"] = []string{host}
}
h2Opts["headers"] = headers
proxy["h2-opts"] = h2Opts
case "ws":
headers := make(map[string]any)
wsOpts := make(map[string]any)
headers["User-Agent"] = RandUserAgent()
headers["Host"] = query.Get("host")
wsOpts["path"] = query.Get("path")
wsOpts["headers"] = headers
if earlyData := query.Get("ed"); earlyData != "" {
med, err := strconv.Atoi(earlyData)
if err != nil {
return fmt.Errorf("bad WebSocket max early data size: %v", err)
}
wsOpts["max-early-data"] = med
}
if earlyDataHeader := query.Get("eh"); earlyDataHeader != "" {
wsOpts["early-data-header-name"] = earlyDataHeader
}
proxy["ws-opts"] = wsOpts
case "grpc":
grpcOpts := make(map[string]any)
grpcOpts["grpc-service-name"] = query.Get("serviceName")
proxy["grpc-opts"] = grpcOpts
}
return nil
}