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feat: Update utls support.

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* client-fingerprint is used to apply Utls for modifying ClientHello, it accepts "chrome","firefox","safari","ios","random" options.
* Utls is currently support TLS transport in TCP/grpc/WS/HTTP for VLESS/Vmess and trojan.
This commit is contained in:
Larvan2
2023-02-05 17:31:58 +08:00
parent cbc217e80a
commit 4c25f5e73b
4 changed files with 47 additions and 22 deletions
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25
transport/vmess/tls.go
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@ -36,13 +36,8 @@ func StreamTLSConn(conn net.Conn, cfg *TLSConfig) (net.Conn, error) {
}
if len(cfg.ClientFingerprint) != 0 {
if fingerprint, exists := GetFingerprint(cfg.ClientFingerprint); exists {
utlsConn := UClient(conn, tlsConfig, &utls.ClientHelloID{
Client: fingerprint.Client,
Version: fingerprint.Version,
Seed: nil,
})
utlsConn, valid := GetUtlsConnWithClientFingerprint(conn, cfg.ClientFingerprint, tlsConfig)
if valid {
ctx, cancel := context.WithTimeout(context.Background(), C.DefaultTLSTimeout)
defer cancel()
@ -50,7 +45,6 @@ func StreamTLSConn(conn net.Conn, cfg *TLSConfig) (net.Conn, error) {
return utlsConn, err
}
}
tlsConn := tls.Client(conn, tlsConfig)
ctx, cancel := context.WithTimeout(context.Background(), C.DefaultTLSTimeout)
@ -59,3 +53,18 @@ func StreamTLSConn(conn net.Conn, cfg *TLSConfig) (net.Conn, error) {
err := tlsConn.HandshakeContext(ctx)
return tlsConn, err
}
func GetUtlsConnWithClientFingerprint(conn net.Conn, ClientFingerprint string, tlsConfig *tls.Config) (net.Conn, bool) {
if fingerprint, exists := GetFingerprint(ClientFingerprint); exists {
utlsConn := UClient(conn, tlsConfig, &utls.ClientHelloID{
Client: fingerprint.Client,
Version: fingerprint.Version,
Seed: nil,
})
return utlsConn, true
}
return nil, false
}