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// Copyright (c) 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef QUICHE_QUIC_TOOLS_QUIC_TRANSPORT_SIMPLE_SERVER_SESSION_H_
#define QUICHE_QUIC_TOOLS_QUIC_TRANSPORT_SIMPLE_SERVER_SESSION_H_
#include <memory>
#include <vector>
#include "url/origin.h"
#include "net/third_party/quiche/src/quic/core/quic_types.h"
#include "net/third_party/quiche/src/quic/core/quic_versions.h"
#include "net/third_party/quiche/src/quic/platform/api/quic_containers.h"
#include "net/third_party/quiche/src/quic/platform/api/quic_flags.h"
#include "net/third_party/quiche/src/quic/quic_transport/quic_transport_server_session.h"
#include "net/third_party/quiche/src/quic/quic_transport/quic_transport_stream.h"
namespace quic {
// QuicTransport simple server is a non-production server that can be used for
// testing QuicTransport. It has two modes that can be changed using the
// command line flags, "echo" and "discard".
class QuicTransportSimpleServerSession
: public QuicTransportServerSession,
QuicTransportServerSession::ServerVisitor {
public:
enum Mode {
// In DISCARD mode, any data on incoming streams is discarded and no
// outgoing streams are initiated.
DISCARD,
// In ECHO mode, any data sent on a bidirectional stream is echoed back.
// Any data sent on a unidirectional stream is buffered, and echoed back on
// a server-initiated unidirectional stream that is sent as soon as a FIN is
// received on the incoming stream.
ECHO,
};
QuicTransportSimpleServerSession(
QuicConnection* connection,
bool owns_connection,
Visitor* owner,
const QuicConfig& config,
const ParsedQuicVersionVector& supported_versions,
const QuicCryptoServerConfig* crypto_config,
QuicCompressedCertsCache* compressed_certs_cache,
std::vector<url::Origin> accepted_origins);
~QuicTransportSimpleServerSession();
void OnIncomingDataStream(QuicTransportStream* stream) override;
void OnCanCreateNewOutgoingStream(bool unidirectional) override;
bool CheckOrigin(url::Origin origin) override;
bool ProcessPath(const GURL& url) override;
void EchoStreamBack(const std::string& data) {
streams_to_echo_back_.push_back(data);
MaybeEchoStreamsBack();
}
private:
void MaybeEchoStreamsBack();
const bool owns_connection_;
Mode mode_;
std::vector<url::Origin> accepted_origins_;
QuicDeque<std::string> streams_to_echo_back_;
};
} // namespace quic
#endif // QUICHE_QUIC_TOOLS_QUIC_TRANSPORT_SIMPLE_SERVER_SESSION_H_