TLS fingerprints: Refine "random" & "randomized", Add "randomizednoalpn"

#4436 (comment)

Author: RPRX

transport/internet/tls/tls.go

@@ -151,10 +151,14 @@ func init() {
 	weights := utls.DefaultWeights
 	weights.TLSVersMax_Set_VersionTLS13 = 1
 	weights.FirstKeyShare_Set_CurveP256 = 0
-	randomized := utls.HelloRandomized
+	randomized := utls.HelloRandomizedALPN
 	randomized.Seed, _ = utls.NewPRNGSeed()
 	randomized.Weights = &weights
+	randomizednoalpn := utls.HelloRandomizedNoALPN
+	randomizednoalpn.Seed, _ = utls.NewPRNGSeed()
+	randomizednoalpn.Weights = &weights
 	PresetFingerprints["randomized"] = &randomized
+	PresetFingerprints["randomizednoalpn"] = &randomizednoalpn
 }
 
 func GetFingerprint(name string) (fingerprint *utls.ClientHelloID) {
@@ -175,30 +179,33 @@ func GetFingerprint(name string) (fingerprint *utls.ClientHelloID) {
 
 var PresetFingerprints = map[string]*utls.ClientHelloID{
 	// Recommended preset options in GUI clients
-	"chrome":     &utls.HelloChrome_Auto,
-	"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,
-	"unsafe":     nil,
+	"chrome":           &utls.HelloChrome_Auto,
+	"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,
+	"randomizednoalpn": nil,
+	"unsafe":           nil,
 }
 
 var ModernFingerprints = map[string]*utls.ClientHelloID{
 	// One of these will be chosen as `random` at startup
 	"hellofirefox_99":         &utls.HelloFirefox_99,
 	"hellofirefox_102":        &utls.HelloFirefox_102,
 	"hellofirefox_105":        &utls.HelloFirefox_105,
+	"hellofirefox_120":        &utls.HelloFirefox_120,
 	"hellochrome_83":          &utls.HelloChrome_83,
 	"hellochrome_87":          &utls.HelloChrome_87,
 	"hellochrome_96":          &utls.HelloChrome_96,
 	"hellochrome_100":         &utls.HelloChrome_100,
 	"hellochrome_102":         &utls.HelloChrome_102,
 	"hellochrome_106_shuffle": &utls.HelloChrome_106_Shuffle,
+	"hellochrome_120":         &utls.HelloChrome_120,
 	"helloios_13":             &utls.HelloIOS_13,
 	"helloios_14":             &utls.HelloIOS_14,
 	"helloedge_85":            &utls.HelloEdge_85,