-
Notifications
You must be signed in to change notification settings - Fork 16
/
key_update.go
55 lines (45 loc) · 1.57 KB
/
key_update.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
package scenarii
import (
qt "github.com/QUIC-Tracker/quic-tracker"
"github.com/mpiraux/pigotls"
)
const (
KU_TLSHandshakeFailed = 1
KU_HostDidNotRespond = 2
)
type KeyUpdateScenario struct {
AbstractScenario
}
func NewKeyUpdateScenario() *KeyUpdateScenario {
return &KeyUpdateScenario{AbstractScenario{name: "key_update", version: 1}}
}
func (s *KeyUpdateScenario) Run(conn *qt.Connection, trace *qt.Trace, preferredPath string, debug bool) {
connAgents := s.CompleteHandshake(conn, trace, KU_TLSHandshakeFailed)
if connAgents == nil {
return
}
defer connAgents.CloseConnection(false, 0, "")
// TODO: Move this to crypto.go
readSecret := conn.Tls.HkdfExpandLabel(conn.Tls.ProtectedReadSecret(), "traffic upd", nil, conn.Tls.HashDigestSize(), pigotls.BaseLabel)
writeSecret := conn.Tls.HkdfExpandLabel(conn.Tls.ProtectedWriteSecret(), "traffic upd", nil, conn.Tls.HashDigestSize(), pigotls.BaseLabel)
oldState := conn.CryptoStates[qt.EncryptionLevel1RTT]
conn.CryptoStates[qt.EncryptionLevel1RTT] = qt.NewProtectedCryptoState(conn.Tls, readSecret, writeSecret)
conn.CryptoStates[qt.EncryptionLevel1RTT].HeaderRead = oldState.HeaderRead
conn.CryptoStates[qt.EncryptionLevel1RTT].HeaderWrite = oldState.HeaderWrite
conn.KeyPhaseIndex++
responseChan := connAgents.AddHTTPAgent().SendRequest(preferredPath, "GET", trace.Host, nil)
forLoop:
for {
select {
case <-responseChan:
s.Finished()
case <-conn.ConnectionClosed:
break forLoop
case <-s.Timeout():
break forLoop
}
}
if !conn.Streams.Get(0).ReadClosed {
trace.ErrorCode = KU_HostDidNotRespond
}
}