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read the ECN bits

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This commit is contained in:
Marten Seemann 2020-08-10 09:40:04 +07:00
parent 876ab1d531
commit ea3d32394d
19 changed files with 420 additions and 75 deletions
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15
multiplexer.go
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@ -15,9 +15,13 @@ var (
connMuxer multiplexer
)
type indexableConn interface {
LocalAddr() net.Addr
}
type multiplexer interface {
AddConn(c net.PacketConn, connIDLen int, statelessResetKey []byte, tracer logging.Tracer) (packetHandlerManager, error)
RemoveConn(net.PacketConn) error
RemoveConn(indexableConn) error
}
type connManager struct {
@ -33,7 +37,7 @@ type connMultiplexer struct {
mutex sync.Mutex
conns map[string] /* LocalAddr().String() */ connManager
newPacketHandlerManager func(net.PacketConn, int, []byte, logging.Tracer, utils.Logger) packetHandlerManager // so it can be replaced in the tests
newPacketHandlerManager func(net.PacketConn, int, []byte, logging.Tracer, utils.Logger) (packetHandlerManager, error) // so it can be replaced in the tests
logger utils.Logger
}
@ -63,7 +67,10 @@ func (m *connMultiplexer) AddConn(
connIndex := c.LocalAddr().Network() + " " + c.LocalAddr().String()
p, ok := m.conns[connIndex]
if !ok {
manager := m.newPacketHandlerManager(c, connIDLen, statelessResetKey, tracer, m.logger)
manager, err := m.newPacketHandlerManager(c, connIDLen, statelessResetKey, tracer, m.logger)
if err != nil {
return nil, err
}
p = connManager{
connIDLen: connIDLen,
statelessResetKey: statelessResetKey,
@ -85,7 +92,7 @@ func (m *connMultiplexer) AddConn(
return p.manager, nil
}
func (m *connMultiplexer) RemoveConn(c net.PacketConn) error {
func (m *connMultiplexer) RemoveConn(c indexableConn) error {
m.mutex.Lock()
defer m.mutex.Unlock()