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always allow sending of IETF QUIC Version Negotiation Packets

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When receiving a packet with an IETF QUIC Header using an unsupported
version, we should send a IETF QUIC Version Negotiation Packet, even if
none of the supported versions is IETF QUIC.
This commit is contained in:
Marten Seemann 2018-08-15 15:23:28 +07:00
parent 58eae32bc9
commit acb45c0ef1
4 changed files with 42 additions and 58 deletions
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16
server_tls_test.go
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@ -41,22 +41,6 @@ var _ = Describe("Stateless TLS handling", func() {
return hdr
}
It("sends a Version Negotiation Packet if it doesn't support the version", func() {
server.HandleInitial(&receivedPacket{
header: &wire.Header{
DestConnectionID: protocol.ConnectionID{1, 2, 3, 4, 5, 6, 7, 8},
SrcConnectionID: protocol.ConnectionID{1, 2, 3, 4, 5, 6, 7, 8},
PacketNumberLen: protocol.PacketNumberLen1,
Version: 0x1337,
},
data: bytes.Repeat([]byte{0}, protocol.MinInitialPacketSize),
})
Expect(conn.dataWritten.Len()).ToNot(BeZero())
hdr := parseHeader(conn.dataWritten.Bytes())
Expect(hdr.IsVersionNegotiation).To(BeTrue())
Expect(sessionChan).ToNot(Receive())
})
It("drops too small packets", func() {
server.HandleInitial(&receivedPacket{
header: &wire.Header{},