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// +build !confonly
package tcp
import (
"context"
"v2ray.com/core/common"
"v2ray.com/core/common/net"
"v2ray.com/core/common/session"
"v2ray.com/core/transport/internet"
"v2ray.com/core/transport/internet/tls"
)
// Dial dials a new TCP connection to the given destination.
func Dial(ctx context.Context, dest net.Destination, streamSettings *internet.MemoryStreamConfig) (internet.Connection, error) {
newError("dialing TCP to ", dest).WriteToLog(session.ExportIDToError(ctx))
conn, err := internet.DialSystem(ctx, dest, streamSettings.SocketSettings)
if err != nil {
return nil, err
}
if config := tls.ConfigFromStreamSettings(streamSettings); config != nil {
tlsConfig := config.GetTLSConfig(tls.WithDestination(dest), tls.WithNextProto("h2"))
if config.IsExperiment8357() {
conn = tls.UClient(conn, tlsConfig)
} else {
conn = tls.Client(conn, tlsConfig)
}
}
tcpSettings := streamSettings.ProtocolSettings.(*Config)
if tcpSettings.HeaderSettings != nil {
headerConfig, err := tcpSettings.HeaderSettings.GetInstance()
if err != nil {
return nil, newError("failed to get header settings").Base(err).AtError()
}
auth, err := internet.CreateConnectionAuthenticator(headerConfig)
if err != nil {
return nil, newError("failed to create header authenticator").Base(err).AtError()
}
conn = auth.Client(conn)
}
return internet.Connection(conn), nil
}
func init() {
common.Must(internet.RegisterTransportDialer(protocolName, Dial))
}
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