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chore: cleanup tls clientFingerprint code

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This commit is contained in:
wwqgtxx
2025-04-29 21:15:48 +08:00
parent 936df90ace
commit ee5d77cfd1
8 changed files with 193 additions and 116 deletions
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6
component/tls/reality.go
View File

@@ -37,9 +37,8 @@ type RealityConfig struct {
ShortID [RealityMaxShortIDLen]byte
}
func GetRealityConn(ctx context.Context, conn net.Conn, clientFingerprint string, tlsConfig *tls.Config, realityConfig *RealityConfig) (net.Conn, error) {
retry := 0
for fingerprint, exists := GetFingerprint(clientFingerprint); exists; retry++ {
func GetRealityConn(ctx context.Context, conn net.Conn, fingerprint UClientHelloID, tlsConfig *tls.Config, realityConfig *RealityConfig) (net.Conn, error) {
for retry := 0; ; retry++ {
verifier := &realityVerifier{
serverName: tlsConfig.ServerName,
}
@@ -151,7 +150,6 @@ func GetRealityConn(ctx context.Context, conn net.Conn, clientFingerprint string
return uConn, nil
}
return nil, errors.New("unknown uTLS fingerprint")
}
func realityClientFallback(uConn net.Conn, serverName string, fingerprint utls.ClientHelloID) {

92
component/tls/utls.go
View File

@@ -4,6 +4,7 @@ import (
"crypto/tls"
"net"
"github.com/metacubex/mihomo/common/once"
"github.com/metacubex/mihomo/common/utils"
"github.com/metacubex/mihomo/log"
@@ -11,46 +12,44 @@ import (
"github.com/mroth/weightedrand/v2"
)
type Conn = utls.Conn
type UConn = utls.UConn
type UClientHelloID = utls.ClientHelloID
const VersionTLS13 = utls.VersionTLS13
type UClientHelloID struct {
*utls.ClientHelloID
func Client(c net.Conn, config *utls.Config) *Conn {
return utls.Client(c, config)
}
var initRandomFingerprint UClientHelloID
var initUtlsClient string
func UClient(c net.Conn, config *utls.Config, fingerprint UClientHelloID) *UConn {
return utls.UClient(c, config, *fingerprint.ClientHelloID)
return utls.UClient(c, config, fingerprint)
}
func GetFingerprint(ClientFingerprint string) (UClientHelloID, bool) {
if ClientFingerprint == "none" {
func GetFingerprint(clientFingerprint string) (UClientHelloID, bool) {
if len(clientFingerprint) == 0 {
clientFingerprint = globalFingerprint
}
if len(clientFingerprint) == 0 || clientFingerprint == "none" {
return UClientHelloID{}, false
}
if initRandomFingerprint.ClientHelloID == nil {
initRandomFingerprint, _ = RollFingerprint()
if clientFingerprint == "random" {
fingerprint := randomFingerprint()
log.Debugln("use initial random HelloID:%s", fingerprint.Client)
return fingerprint, true
}
if ClientFingerprint == "random" {
log.Debugln("use initial random HelloID:%s", initRandomFingerprint.Client)
return initRandomFingerprint, true
}
fingerprint, ok := Fingerprints[ClientFingerprint]
if ok {
if fingerprint, ok := fingerprints[clientFingerprint]; ok {
log.Debugln("use specified fingerprint:%s", fingerprint.Client)
return fingerprint, ok
return fingerprint, true
} else {
log.Warnln("wrong ClientFingerprint:%s", ClientFingerprint)
log.Warnln("wrong clientFingerprint:%s", clientFingerprint)
return UClientHelloID{}, false
}
}
func RollFingerprint() (UClientHelloID, bool) {
var randomFingerprint = once.OnceValue(func() UClientHelloID {
chooser, _ := weightedrand.NewChooser(
weightedrand.NewChoice("chrome", 6),
weightedrand.NewChoice("safari", 3),
@@ -59,26 +58,29 @@ func RollFingerprint() (UClientHelloID, bool) {
)
initClient := chooser.Pick()
log.Debugln("initial random HelloID:%s", initClient)
fingerprint, ok := Fingerprints[initClient]
return fingerprint, ok
}
fingerprint, ok := fingerprints[initClient]
if !ok {
log.Warnln("error in initial random HelloID:%s", initClient)
}
return fingerprint
})
var Fingerprints = map[string]UClientHelloID{
"chrome": {&utls.HelloChrome_Auto},
"chrome_psk": {&utls.HelloChrome_100_PSK},
"chrome_psk_shuffle": {&utls.HelloChrome_106_Shuffle},
"chrome_padding_psk_shuffle": {&utls.HelloChrome_114_Padding_PSK_Shuf},
"chrome_pq": {&utls.HelloChrome_115_PQ},
"chrome_pq_psk": {&utls.HelloChrome_115_PQ_PSK},
"firefox": {&utls.HelloFirefox_Auto},
"safari": {&utls.HelloSafari_Auto},
"ios": {&utls.HelloIOS_Auto},
"android": {&utls.HelloAndroid_11_OkHttp},
"edge": {&utls.HelloEdge_Auto},
"360": {&utls.Hello360_Auto},
"qq": {&utls.HelloQQ_Auto},
"random": {nil},
"randomized": {nil},
var fingerprints = map[string]UClientHelloID{
"chrome": utls.HelloChrome_Auto,
"chrome_psk": utls.HelloChrome_100_PSK,
"chrome_psk_shuffle": utls.HelloChrome_106_Shuffle,
"chrome_padding_psk_shuffle": utls.HelloChrome_114_Padding_PSK_Shuf,
"chrome_pq": utls.HelloChrome_115_PQ,
"chrome_pq_psk": utls.HelloChrome_115_PQ_PSK,
"firefox": utls.HelloFirefox_Auto,
"safari": utls.HelloSafari_Auto,
"ios": utls.HelloIOS_Auto,
"android": utls.HelloAndroid_11_OkHttp,
"edge": utls.HelloEdge_Auto,
"360": utls.Hello360_Auto,
"qq": utls.HelloQQ_Auto,
"random": {},
"randomized": utls.HelloRandomized,
}
func init() {
@@ -88,7 +90,7 @@ func init() {
randomized := utls.HelloRandomized
randomized.Seed, _ = utls.NewPRNGSeed()
randomized.Weights = &weights
Fingerprints["randomized"] = UClientHelloID{&randomized}
fingerprints["randomized"] = randomized
}
func UCertificates(it tls.Certificate) utls.Certificate {
@@ -154,14 +156,12 @@ func BuildWebsocketHandshakeState(c *UConn) error {
return nil
}
func SetGlobalUtlsClient(Client string) {
initUtlsClient = Client
}
var globalFingerprint string
func HaveGlobalFingerprint() bool {
return len(initUtlsClient) != 0 && initUtlsClient != "none"
func SetGlobalFingerprint(fingerprint string) {
globalFingerprint = fingerprint
}
func GetGlobalFingerprint() string {
return initUtlsClient
return globalFingerprint
}