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feat: add negotiated binary UDP packets (#5456)

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This commit is contained in:
fatedier
2026-07-30 13:19:55 +08:00
committed by GitHub
parent 5c6d761c12
commit effa496859
23 changed files with 1232 additions and 71 deletions
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pkg/proto/wire/wire_test.go
+30
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@@ -148,10 +148,40 @@ func TestNewServerHelloSelectsFirstSupportedAEADAlgorithm(t *testing.T) {
serverHello, err := NewServerHello(hello)
require.NoError(t, err)
require.Equal(t, MessageCodecJSON, serverHello.Selected.Message.Codec)
require.Equal(t, UDPPacketCodecBinary, serverHello.Selected.Message.UDPPacketCodec)
require.Equal(t, AEADAlgorithmXChaCha20Poly1305, serverHello.Selected.Crypto.Algorithm)
require.Len(t, serverHello.Selected.Crypto.ServerRandom, CryptoRandomSize)
}
func TestUDPPacketCodecNegotiationFallbackAndValidation(t *testing.T) {
hello := mustClientHello(t, BootstrapInfo{})
serverHello, err := NewServerHello(hello)
require.NoError(t, err)
require.Equal(t, UDPPacketCodecBinary, serverHello.Selected.Message.UDPPacketCodec)
require.NoError(t, ValidateServerHelloForClient(hello, serverHello))
legacyHello := hello
legacyHello.Capabilities.Message.UDPPacketCodecs = nil
legacyServerHello, err := NewServerHello(legacyHello)
require.NoError(t, err)
require.Empty(t, legacyServerHello.Selected.Message.UDPPacketCodec)
require.NoError(t, ValidateServerHelloForClient(legacyHello, legacyServerHello))
unknownOffer := hello
unknownOffer.Capabilities.Message.UDPPacketCodecs = []string{"unknown"}
unknownServerHello, err := NewServerHello(unknownOffer)
require.NoError(t, err)
require.Empty(t, unknownServerHello.Selected.Message.UDPPacketCodec)
rejected := serverHello
rejected.Selected.Message.UDPPacketCodec = "unknown"
require.ErrorContains(t, ValidateServerHelloForClient(hello, rejected), "unsupported selected UDP packet codec")
unadvertised := serverHello
unadvertised.Selected.Message.UDPPacketCodec = UDPPacketCodecBinary
require.ErrorContains(t, ValidateServerHelloForClient(legacyHello, unadvertised), "was not advertised")
}
func TestNewClientCryptoContextValidatesServerHello(t *testing.T) {
hello := mustClientHello(t, BootstrapInfo{})
serverHello, err := NewServerHello(hello)