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Use SRTP profiles exported from covert-dtls

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This commit is contained in:
theodorsm 2024-12-15 22:15:05 +01:00
parent e5d13b9b95
commit 8caebb484d
4 changed files with 9 additions and 20 deletions
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13
proxy/lib/snowflake.go
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@ -30,7 +30,6 @@ import (
"crypto/rand"
"encoding/base64"
"fmt"
"github.com/pion/ice/v4"
"io"
"log"
"net"
@ -40,12 +39,15 @@ import (
"sync"
"time"
"github.com/pion/ice/v4"
"github.com/gorilla/websocket"
"github.com/pion/dtls/v3"
"github.com/pion/transport/v3/stdnet"
"github.com/pion/webrtc/v4"
"github.com/theodorsm/covert-dtls/pkg/mimicry"
"github.com/theodorsm/covert-dtls/pkg/randomize"
"github.com/theodorsm/covert-dtls/pkg/utils"
"gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowflake/v2/common/event"
"gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowflake/v2/common/messages"
@ -434,14 +436,7 @@ func (sf *SnowflakeProxy) makeWebRTCAPI() *webrtc.API {
settingsEngine.SetDTLSClientHelloMessageHook(rand.Hook)
} else if sf.DTLSMimic {
mimic := &mimicry.MimickedClientHello{}
profiles := []dtls.SRTPProtectionProfile{
dtls.SRTP_AES128_CM_HMAC_SHA1_80,
dtls.SRTP_AES128_CM_HMAC_SHA1_32,
dtls.SRTP_AEAD_AES_128_GCM,
dtls.SRTP_AEAD_AES_256_GCM,
dtls.SRTP_AES256_CM_SHA1_32,
dtls.SRTP_AES256_CM_SHA1_80,
}
profiles := utils.DefaultSRTPProtectionProfiles()
settingsEngine.SetSRTPProtectionProfiles(profiles...)
settingsEngine.SetDTLSClientHelloMessageHook(mimic.Hook)
}