func init() {
common.Must(internet.RegisterTransportDialer(internet.TransportProtocol_UDP,
func(ctx context.Context, dest v2net.Destination) (internet.Connection, error) {
src := internet.DialerSourceFromContext(ctx)
conn, err := internet.DialSystem(src, dest)
if err != nil {
return nil, err
}
// TODO: handle dialer options
return internal.NewConnection(internal.NewConnectionID(src, dest), conn, internal.NoOpConnectionRecyler{}, internal.ReuseConnection(false)), nil
}))
}
func (v *WSListener) Accept() (internet.Connection, error) {
for v.acccepting {
select {
case connErr, open := <-v.awaitingConns:
if !open {
return nil, ErrClosedListener
}
if connErr.err != nil {
return nil, connErr.err
}
return internal.NewConnection(internal.ConnectionID{}, connErr.conn.(*wsconn), v, internal.ReuseConnection(v.config.IsConnectionReuse())), nil
case <-time.After(time.Second * 2):
}
}
return nil, ErrClosedListener
}
func Dial(ctx context.Context, dest v2net.Destination) (internet.Connection, error) {
log.Info("Internet|TCP: Dailing TCP to ", dest)
src := internet.DialerSourceFromContext(ctx)
tcpSettings := internet.TransportSettingsFromContext(ctx).(*Config)
id := internal.NewConnectionID(src, dest)
var conn net.Conn
if dest.Network == v2net.Network_TCP && tcpSettings.IsConnectionReuse() {
conn = globalCache.Get(id)
}
if conn == nil {
var err error
conn, err = internet.DialSystem(src, dest)
if err != nil {
return nil, err
}
if securitySettings := internet.SecuritySettingsFromContext(ctx); securitySettings != nil {
tlsConfig, ok := securitySettings.(*v2tls.Config)
if ok {
config := tlsConfig.GetTLSConfig()
if dest.Address.Family().IsDomain() {
config.ServerName = dest.Address.Domain()
}
conn = tls.Client(conn, config)
}
}
if tcpSettings.HeaderSettings != nil {
headerConfig, err := tcpSettings.HeaderSettings.GetInstance()
if err != nil {
return nil, errors.Base(err).Message("Interent|TCP: Failed to get header settings.")
}
auth, err := internet.CreateConnectionAuthenticator(headerConfig)
if err != nil {
return nil, errors.Base(err).Message("Internet|TCP: Failed to create header authenticator.")
}
conn = auth.Client(conn)
}
}
return internal.NewConnection(id, conn, globalCache, internal.ReuseConnection(tcpSettings.IsConnectionReuse())), nil
}
func Dial(ctx context.Context, dest v2net.Destination) (internet.Connection, error) {
log.Info("WebSocket|Dialer: Creating connection to ", dest)
src := internet.DialerSourceFromContext(ctx)
wsSettings := internet.TransportSettingsFromContext(ctx).(*Config)
id := internal.NewConnectionID(src, dest)
var conn *wsconn
if dest.Network == v2net.Network_TCP && wsSettings.IsConnectionReuse() {
connt := globalCache.Get(id)
if connt != nil {
conn = connt.(*wsconn)
}
}
if conn == nil {
var err error
conn, err = wsDial(ctx, dest)
if err != nil {
log.Warning("WebSocket|Dialer: Dial failed: ", err)
return nil, err
}
}
return internal.NewConnection(id, conn, globalCache, internal.ReuseConnection(wsSettings.IsConnectionReuse())), nil
}