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mirror of https://github.com/nitezs/sub2clash.git synced 2024-12-23 22:14:41 -05:00
sub2clash/parser/trojan.go

112 lines
2.3 KiB
Go

package parser
import (
"fmt"
"net/url"
"strings"
"github.com/nitezs/sub2clash/constant"
"github.com/nitezs/sub2clash/model"
)
func ParseTrojan(proxy string) (model.Proxy, error) {
if !strings.HasPrefix(proxy, constant.TrojanPrefix) {
return model.Proxy{}, &ParseError{Type: ErrInvalidPrefix, Raw: proxy}
}
link, err := url.Parse(proxy)
if err != nil {
return model.Proxy{}, &ParseError{
Type: ErrInvalidStruct,
Message: "url parse error",
Raw: proxy,
}
}
password := link.User.Username()
server := link.Hostname()
if server == "" {
return model.Proxy{}, &ParseError{
Type: ErrInvalidStruct,
Message: "missing server host",
Raw: proxy,
}
}
portStr := link.Port()
if portStr == "" {
return model.Proxy{}, &ParseError{
Type: ErrInvalidStruct,
Message: "missing server port",
Raw: proxy,
}
}
port, err := ParsePort(portStr)
if err != nil {
return model.Proxy{}, &ParseError{
Type: ErrInvalidPort,
Message: err.Error(),
Raw: proxy,
}
}
remarks := link.Fragment
if remarks == "" {
remarks = fmt.Sprintf("%s:%s", server, portStr)
}
remarks = strings.TrimSpace(remarks)
query := link.Query()
network, security, alpnStr, sni, pbk, sid, fp, path, host, serviceName := query.Get("type"), query.Get("security"), query.Get("alpn"), query.Get("sni"), query.Get("pbk"), query.Get("sid"), query.Get("fp"), query.Get("path"), query.Get("host"), query.Get("serviceName")
var alpn []string
if strings.Contains(alpnStr, ",") {
alpn = strings.Split(alpnStr, ",")
} else {
alpn = nil
}
result := model.Proxy{
Type: "trojan",
Server: server,
Port: port,
Password: password,
Name: remarks,
Network: network,
}
if security == "xtls" || security == "tls" {
result.Alpn = alpn
result.Sni = sni
result.TLS = true
}
if security == "reality" {
result.TLS = true
result.Sni = sni
result.RealityOpts = model.RealityOptions{
PublicKey: pbk,
ShortID: sid,
}
result.Fingerprint = fp
}
if network == "ws" {
result.Network = "ws"
result.WSOpts = model.WSOptions{
Path: path,
Headers: map[string]string{
"Host": host,
},
}
}
if network == "grpc" {
result.GrpcOpts = model.GrpcOptions{
GrpcServiceName: serviceName,
}
}
return result, nil
}