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Unified Diff: net/tools/quic/quic_server.cc

Issue 992733002: Remove //net (except for Android test stuff) and sdch (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 5 years, 9 months ago
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Index: net/tools/quic/quic_server.cc
diff --git a/net/tools/quic/quic_server.cc b/net/tools/quic/quic_server.cc
deleted file mode 100644
index 341daf8a394d23836fa0bc0e02a8dd26034f8b5a..0000000000000000000000000000000000000000
--- a/net/tools/quic/quic_server.cc
+++ /dev/null
@@ -1,246 +0,0 @@
-// Copyright (c) 2012 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.
-
-#include "net/tools/quic/quic_server.h"
-
-#include <errno.h>
-#include <features.h>
-#include <netinet/in.h>
-#include <string.h>
-#include <sys/epoll.h>
-#include <sys/socket.h>
-
-#include "net/base/ip_endpoint.h"
-#include "net/quic/crypto/crypto_handshake.h"
-#include "net/quic/crypto/quic_random.h"
-#include "net/quic/quic_clock.h"
-#include "net/quic/quic_crypto_stream.h"
-#include "net/quic/quic_data_reader.h"
-#include "net/quic/quic_protocol.h"
-#include "net/tools/quic/quic_dispatcher.h"
-#include "net/tools/quic/quic_in_memory_cache.h"
-#include "net/tools/quic/quic_socket_utils.h"
-
-#define MMSG_MORE 0
-
-#ifndef SO_RXQ_OVFL
-#define SO_RXQ_OVFL 40
-#endif
-
-namespace net {
-namespace tools {
-
-namespace {
-
-const int kEpollFlags = EPOLLIN | EPOLLOUT | EPOLLET;
-const char kSourceAddressTokenSecret[] = "secret";
-
-} // namespace
-
-QuicServer::QuicServer()
- : port_(0),
- fd_(-1),
- packets_dropped_(0),
- overflow_supported_(false),
- use_recvmmsg_(false),
- crypto_config_(kSourceAddressTokenSecret, QuicRandom::GetInstance()),
- supported_versions_(QuicSupportedVersions()) {
- Initialize();
-}
-
-QuicServer::QuicServer(const QuicConfig& config,
- const QuicVersionVector& supported_versions)
- : port_(0),
- fd_(-1),
- packets_dropped_(0),
- overflow_supported_(false),
- use_recvmmsg_(false),
- config_(config),
- crypto_config_(kSourceAddressTokenSecret, QuicRandom::GetInstance()),
- supported_versions_(supported_versions) {
- Initialize();
-}
-
-void QuicServer::Initialize() {
-#if MMSG_MORE
- use_recvmmsg_ = true;
-#endif
-
- // If an initial flow control window has not explicitly been set, then use a
- // sensible value for a server: 1 MB for session, 64 KB for each stream.
- const uint32 kInitialSessionFlowControlWindow = 1 * 1024 * 1024; // 1 MB
- const uint32 kInitialStreamFlowControlWindow = 64 * 1024; // 64 KB
- if (config_.GetInitialStreamFlowControlWindowToSend() ==
- kMinimumFlowControlSendWindow) {
- config_.SetInitialStreamFlowControlWindowToSend(
- kInitialStreamFlowControlWindow);
- }
- if (config_.GetInitialSessionFlowControlWindowToSend() ==
- kMinimumFlowControlSendWindow) {
- config_.SetInitialSessionFlowControlWindowToSend(
- kInitialSessionFlowControlWindow);
- }
-
- epoll_server_.set_timeout_in_us(50 * 1000);
- // Initialize the in memory cache now.
- QuicInMemoryCache::GetInstance();
-
- QuicEpollClock clock(&epoll_server_);
-
- scoped_ptr<CryptoHandshakeMessage> scfg(
- crypto_config_.AddDefaultConfig(
- QuicRandom::GetInstance(), &clock,
- QuicCryptoServerConfig::ConfigOptions()));
-}
-
-QuicServer::~QuicServer() {
-}
-
-bool QuicServer::Listen(const IPEndPoint& address) {
- port_ = address.port();
- int address_family = address.GetSockAddrFamily();
- fd_ = socket(address_family, SOCK_DGRAM | SOCK_NONBLOCK, IPPROTO_UDP);
- if (fd_ < 0) {
- LOG(ERROR) << "CreateSocket() failed: " << strerror(errno);
- return false;
- }
-
- // Enable the socket option that allows the local address to be
- // returned if the socket is bound to more than one address.
- int rc = QuicSocketUtils::SetGetAddressInfo(fd_, address_family);
-
- if (rc < 0) {
- LOG(ERROR) << "IP detection not supported" << strerror(errno);
- return false;
- }
-
- int get_overflow = 1;
- rc = setsockopt(
- fd_, SOL_SOCKET, SO_RXQ_OVFL, &get_overflow, sizeof(get_overflow));
-
- if (rc < 0) {
- DLOG(WARNING) << "Socket overflow detection not supported";
- } else {
- overflow_supported_ = true;
- }
-
- // These send and receive buffer sizes are sized for a single connection,
- // because the default usage of QuicServer is as a test server with one or
- // two clients. Adjust higher for use with many clients.
- if (!QuicSocketUtils::SetReceiveBufferSize(fd_,
- kDefaultSocketReceiveBuffer)) {
- return false;
- }
-
- if (!QuicSocketUtils::SetSendBufferSize(fd_, kDefaultSocketReceiveBuffer)) {
- return false;
- }
-
- sockaddr_storage raw_addr;
- socklen_t raw_addr_len = sizeof(raw_addr);
- CHECK(address.ToSockAddr(reinterpret_cast<sockaddr*>(&raw_addr),
- &raw_addr_len));
- rc = bind(fd_,
- reinterpret_cast<const sockaddr*>(&raw_addr),
- sizeof(raw_addr));
- if (rc < 0) {
- LOG(ERROR) << "Bind failed: " << strerror(errno);
- return false;
- }
-
- DVLOG(1) << "Listening on " << address.ToString();
- if (port_ == 0) {
- SockaddrStorage storage;
- IPEndPoint server_address;
- if (getsockname(fd_, storage.addr, &storage.addr_len) != 0 ||
- !server_address.FromSockAddr(storage.addr, storage.addr_len)) {
- LOG(ERROR) << "Unable to get self address. Error: " << strerror(errno);
- return false;
- }
- port_ = server_address.port();
- DVLOG(1) << "Kernel assigned port is " << port_;
- }
-
- epoll_server_.RegisterFD(fd_, this, kEpollFlags);
- dispatcher_.reset(CreateQuicDispatcher());
- dispatcher_->Initialize(fd_);
-
- return true;
-}
-
-QuicDispatcher* QuicServer::CreateQuicDispatcher() {
- return new QuicDispatcher(
- config_,
- crypto_config_,
- supported_versions_,
- new QuicDispatcher::DefaultPacketWriterFactory(),
- &epoll_server_);
-}
-
-void QuicServer::WaitForEvents() {
- epoll_server_.WaitForEventsAndExecuteCallbacks();
-}
-
-void QuicServer::Shutdown() {
- // Before we shut down the epoll server, give all active sessions a chance to
- // notify clients that they're closing.
- dispatcher_->Shutdown();
-
- close(fd_);
- fd_ = -1;
-}
-
-void QuicServer::OnEvent(int fd, EpollEvent* event) {
- DCHECK_EQ(fd, fd_);
- event->out_ready_mask = 0;
-
- if (event->in_events & EPOLLIN) {
- DVLOG(1) << "EPOLLIN";
- bool read = true;
- while (read) {
- read = ReadAndDispatchSinglePacket(
- fd_, port_, dispatcher_.get(),
- overflow_supported_ ? &packets_dropped_ : nullptr);
- }
- }
- if (event->in_events & EPOLLOUT) {
- dispatcher_->OnCanWrite();
- if (dispatcher_->HasPendingWrites()) {
- event->out_ready_mask |= EPOLLOUT;
- }
- }
- if (event->in_events & EPOLLERR) {
- }
-}
-
-/* static */
-bool QuicServer::ReadAndDispatchSinglePacket(int fd,
- int port,
- ProcessPacketInterface* processor,
- QuicPacketCount* packets_dropped) {
- // Allocate some extra space so we can send an error if the client goes over
- // the limit.
- char buf[2 * kMaxPacketSize];
-
- IPEndPoint client_address;
- IPAddressNumber server_ip;
- int bytes_read =
- QuicSocketUtils::ReadPacket(fd, buf, arraysize(buf),
- packets_dropped,
- &server_ip, &client_address);
-
- if (bytes_read < 0) {
- return false; // We failed to read.
- }
-
- QuicEncryptedPacket packet(buf, bytes_read, false);
-
- IPEndPoint server_address(server_ip, port);
- processor->ProcessPacket(server_address, client_address, packet);
-
- return true;
-}
-
-} // namespace tools
-} // namespace net
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