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https://github.com/facebookincubator/mvfst.git
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adf16f9a07
Summary: We don't use it, and the OSS lib hasn't been updated in a while. Reviewed By: mjoras Differential Revision: D46707559 fbshipit-source-id: ec102a52183a736cfb1c0241600816a837062108
71 lines
2.5 KiB
C++
71 lines
2.5 KiB
C++
/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#include <quic/congestion_control/CongestionControllerFactory.h>
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#include <quic/congestion_control/Bbr.h>
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#include <quic/congestion_control/BbrBandwidthSampler.h>
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#include <quic/congestion_control/BbrRttSampler.h>
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#include <quic/congestion_control/Copa.h>
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#include <quic/congestion_control/Copa2.h>
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#include <quic/congestion_control/NewReno.h>
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#include <quic/congestion_control/QuicCubic.h>
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#include <quic/congestion_control/StaticCwndCongestionController.h>
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#include <memory>
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namespace quic {
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std::unique_ptr<CongestionController>
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DefaultCongestionControllerFactory::makeCongestionController(
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QuicConnectionStateBase& conn,
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CongestionControlType type) {
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std::unique_ptr<CongestionController> congestionController;
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auto setupBBR = [&conn](BbrCongestionController* bbr) {
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bbr->setRttSampler(std::make_unique<BbrRttSampler>(
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std::chrono::seconds(kDefaultRttSamplerExpiration)));
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bbr->setBandwidthSampler(std::make_unique<BbrBandwidthSampler>(conn));
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};
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switch (type) {
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case CongestionControlType::NewReno:
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congestionController = std::make_unique<NewReno>(conn);
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break;
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case CongestionControlType::Cubic:
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congestionController = std::make_unique<Cubic>(conn);
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break;
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case CongestionControlType::Copa:
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congestionController = std::make_unique<Copa>(conn);
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break;
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case CongestionControlType::Copa2:
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congestionController = std::make_unique<Copa2>(conn);
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break;
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case CongestionControlType::BBRTesting:
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LOG(ERROR)
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<< "Default CC Factory cannot make BbrTesting. Falling back to BBR.";
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FOLLY_FALLTHROUGH;
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case CongestionControlType::BBR: {
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auto bbr = std::make_unique<BbrCongestionController>(conn);
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setupBBR(bbr.get());
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congestionController = std::move(bbr);
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break;
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}
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case CongestionControlType::StaticCwnd: {
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throw QuicInternalException(
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"StaticCwnd Congestion Controller cannot be "
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"constructed via CongestionControllerFactory.",
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LocalErrorCode::INTERNAL_ERROR);
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}
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case CongestionControlType::None:
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break;
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case CongestionControlType::MAX:
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throw QuicInternalException(
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"MAX is not a valid cc algorithm.", LocalErrorCode::INTERNAL_ERROR);
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}
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QUIC_STATS(conn.statsCallback, onNewCongestionController, type);
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return congestionController;
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}
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} // namespace quic
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