update dependencies

external/github.com/lucas-clemente/quic-go/appveyor.yml

@@ -1,34 +0,0 @@
-version: "{build}"
-
-os: Windows Server 2012 R2
-
-environment:
-  GOPATH: c:\gopath
-  CGO_ENABLED: 0
-  TIMESCALE_FACTOR: 20
-  matrix:
-    - GOARCH: 386
-    - GOARCH: amd64
-
-clone_folder: c:\gopath\src\v2ray.com/core/external/github.com\lucas-clemente\quic-go
-
-install:
-  - rmdir c:\go /s /q
-  - appveyor DownloadFile https://storage.googleapis.com/golang/go1.11.windows-amd64.zip
-  - 7z x go1.11.windows-amd64.zip -y -oC:\ > NUL
-  - set PATH=%PATH%;%GOPATH%\bin\windows_%GOARCH%;%GOPATH%\bin
-  - echo %PATH%
-  - echo %GOPATH%
-  - go get v2ray.com/core/external/github.com/onsi/ginkgo/ginkgo
-  - go get v2ray.com/core/external/github.com/onsi/gomega
-  - go version
-  - go env
-  - go get -v -t ./...
-
-build_script:
-  - ginkgo -r -v -randomizeAllSpecs -randomizeSuites -trace -skipPackage benchmark,integrationtests
-  - ginkgo -randomizeAllSpecs -randomizeSuites -trace benchmark -- -samples=1
-
-test: off
-
-deploy: off

external/github.com/lucas-clemente/quic-go/codecov.yml

@@ -1,18 +0,0 @@
-coverage:
-  round: nearest
-  ignore:
-    - streams_map_incoming_bidi.go
-    - streams_map_incoming_uni.go
-    - streams_map_outgoing_bidi.go
-    - streams_map_outgoing_uni.go
-    - h2quic/gzipreader.go
-    - h2quic/response.go
-    - internal/ackhandler/packet_linkedlist.go
-    - internal/utils/byteinterval_linkedlist.go
-    - internal/utils/packetinterval_linkedlist.go
-    - internal/utils/linkedlist/linkedlist.go
-  status:
-    project:
-      default:
-        threshold: 0.5
-    patch: false

external/github.com/lucas-clemente/quic-go/internal/handshake/crypto_setup.go

@@ -53,6 +53,7 @@ var ErrOpenerNotYetAvailable = errors.New("CryptoSetup: opener at this encryptio
 
 type cryptoSetup struct {
 	tlsConf *qtls.Config
+	conn    *qtls.Conn
 
 	messageChan chan []byte
 
@@ -124,7 +125,7 @@ func NewCryptoSetupClient(
 		currentVersion,
 		logger,
 	)
-	return newCryptoSetup(
+	cs, clientHelloWritten, err := newCryptoSetup(
 		initialStream,
 		handshakeStream,
 		connID,
@@ -135,6 +136,11 @@ func NewCryptoSetupClient(
 		logger,
 		perspective,
 	)
+	if err != nil {
+		return nil, nil, err
+	}
+	cs.conn = qtls.Client(nil, cs.tlsConf)
+	return cs, clientHelloWritten, nil
 }
 
 // NewCryptoSetupServer creates a new crypto setup for the server
@@ -167,7 +173,11 @@ func NewCryptoSetupServer(
 		logger,
 		perspective,
 	)
-	return cs, err
+	if err != nil {
+		return nil, err
+	}
+	cs.conn = qtls.Server(nil, cs.tlsConf)
+	return cs, nil
 }
 
 func newCryptoSetup(
@@ -180,7 +190,7 @@ func newCryptoSetup(
 	tlsConf *tls.Config,
 	logger utils.Logger,
 	perspective protocol.Perspective,
-) (CryptoSetup, <-chan struct{} /* ClientHello written */, error) {
+) (*cryptoSetup, <-chan struct{} /* ClientHello written */, error) {
 	initialSealer, initialOpener, err := NewInitialAEAD(connID, perspective)
 	if err != nil {
 		return nil, nil, err
@@ -214,19 +224,12 @@ func newCryptoSetup(
 }
 
 func (h *cryptoSetup) RunHandshake() error {
-	var conn *qtls.Conn
-	switch h.perspective {
-	case protocol.PerspectiveClient:
-		conn = qtls.Client(nil, h.tlsConf)
-	case protocol.PerspectiveServer:
-		conn = qtls.Server(nil, h.tlsConf)
-	}
 	// Handle errors that might occur when HandleData() is called.
 	handshakeErrChan := make(chan error, 1)
 	handshakeComplete := make(chan struct{})
 	go func() {
 		defer close(h.handshakeDone)
-		if err := conn.Handshake(); err != nil {
+		if err := h.conn.Handshake(); err != nil {
 			handshakeErrChan <- err
 			return
 		}
@@ -327,7 +330,6 @@ func (h *cryptoSetup) handleMessageForServer(msgType messageType) bool {
 			return false
 		}
 		// get the handshake read key
-		// TODO: check that the initial stream doesn't have any more data
 		select {
 		case <-h.receivedReadKey:
 		case <-h.handshakeErrChan:
@@ -526,6 +528,10 @@ func (h *cryptoSetup) GetOpener(level protocol.EncryptionLevel) (Opener, error)
 }
 
 func (h *cryptoSetup) ConnectionState() ConnectionState {
-	// TODO: return the connection state
-	return ConnectionState{}
+	connState := h.conn.ConnectionState()
+	return ConnectionState{
+		HandshakeComplete: connState.HandshakeComplete,
+		ServerName:        connState.ServerName,
+		PeerCertificates:  connState.PeerCertificates,
+	}
 }