transport_client_socket_pool.cc revision 116680a4aac90f2aa7413d9095a592090648e557
15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/socket/transport_client_socket_pool.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <algorithm> 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/compiler_specific.h" 104e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)#include "base/lazy_instance.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/logging.h" 12ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch#include "base/message_loop/message_loop.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/metrics/histogram.h" 145e3f23d412006dc4db4e659864679f29341e113fTorne (Richard Coles)#include "base/strings/string_util.h" 154e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)#include "base/synchronization/lock.h" 16eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch#include "base/time/time.h" 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/values.h" 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/base/ip_endpoint.h" 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/base/net_errors.h" 20eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch#include "net/base/net_log.h" 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/socket/client_socket_factory.h" 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/socket/client_socket_handle.h" 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/socket/client_socket_pool_base.h" 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/socket/socket_net_log_params.h" 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/socket/tcp_client_socket.h" 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using base::TimeDelta; 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace net { 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// TODO(willchan): Base this off RTT instead of statically setting it. Note we 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// choose a timeout that is different from the backup connect job timer so they 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// don't synchronize. 34116680a4aac90f2aa7413d9095a592090648e557Ben Murdochconst int TransportConnectJobHelper::kIPv6FallbackTimerInMs = 300; 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace { 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Returns true iff all addresses in |list| are in the IPv6 family. 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool AddressListOnlyContainsIPv6(const AddressList& list) { 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(!list.empty()); 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (AddressList::const_iterator iter = list.begin(); iter != list.end(); 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ++iter) { 432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (iter->GetFamily() != ADDRESS_FAMILY_IPV6) 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 514e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)// This lock protects |g_last_connect_time|. 524e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)static base::LazyInstance<base::Lock>::Leaky 534e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) g_last_connect_time_lock = LAZY_INSTANCE_INITIALIZER; 544e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 554e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)// |g_last_connect_time| has the last time a connect() call is made. 564e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)static base::LazyInstance<base::TimeTicks>::Leaky 574e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) g_last_connect_time = LAZY_INSTANCE_INITIALIZER; 584e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TransportSocketParams::TransportSocketParams( 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const HostPortPair& host_port_pair, 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool disable_resolver_cache, 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool ignore_limits, 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const OnHostResolutionCallback& host_resolution_callback) 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : destination_(host_port_pair), 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ignore_limits_(ignore_limits), 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) host_resolution_callback_(host_resolution_callback) { 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (disable_resolver_cache) 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) destination_.set_allow_cached_response(false); 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 713551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)TransportSocketParams::~TransportSocketParams() {} 723551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// TransportConnectJobs will time out after this many seconds. Note this is 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// the total time, including both host resolution and TCP connect() times. 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// TODO(eroman): The use of this constant needs to be re-evaluated. The time 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// needed for TCPClientSocketXXX::Connect() can be arbitrarily long, since 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// the address list may contain many alternatives, and most of those may 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// timeout. Even worse, the per-connect timeout threshold varies greatly 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// between systems (anywhere from 20 seconds to 190 seconds). 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// See comment #12 at http://crbug.com/23364 for specifics. 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)static const int kTransportConnectJobTimeoutInSeconds = 240; // 4 minutes. 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 84116680a4aac90f2aa7413d9095a592090648e557Ben MurdochTransportConnectJobHelper::TransportConnectJobHelper( 85116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch const scoped_refptr<TransportSocketParams>& params, 86116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch ClientSocketFactory* client_socket_factory, 87116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch HostResolver* host_resolver, 88116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch LoadTimingInfo::ConnectTiming* connect_timing) 89116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch : params_(params), 90116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch client_socket_factory_(client_socket_factory), 91116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch resolver_(host_resolver), 92116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch next_state_(STATE_NONE), 93116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch connect_timing_(connect_timing) {} 94116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 95116680a4aac90f2aa7413d9095a592090648e557Ben MurdochTransportConnectJobHelper::~TransportConnectJobHelper() {} 96116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 97116680a4aac90f2aa7413d9095a592090648e557Ben Murdochint TransportConnectJobHelper::DoResolveHost(RequestPriority priority, 98116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch const BoundNetLog& net_log) { 99116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch next_state_ = STATE_RESOLVE_HOST_COMPLETE; 100116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch connect_timing_->dns_start = base::TimeTicks::Now(); 101116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 102116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch return resolver_.Resolve( 103116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch params_->destination(), priority, &addresses_, on_io_complete_, net_log); 104116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch} 105116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 106116680a4aac90f2aa7413d9095a592090648e557Ben Murdochint TransportConnectJobHelper::DoResolveHostComplete( 107116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch int result, 108116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch const BoundNetLog& net_log) { 109116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch connect_timing_->dns_end = base::TimeTicks::Now(); 110116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch // Overwrite connection start time, since for connections that do not go 111116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch // through proxies, |connect_start| should not include dns lookup time. 112116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch connect_timing_->connect_start = connect_timing_->dns_end; 113116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 114116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch if (result == OK) { 115116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch // Invoke callback, and abort if it fails. 116116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch if (!params_->host_resolution_callback().is_null()) 117116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch result = params_->host_resolution_callback().Run(addresses_, net_log); 118116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 119116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch if (result == OK) 120116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch next_state_ = STATE_TRANSPORT_CONNECT; 121116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch } 122116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch return result; 123116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch} 124116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 125116680a4aac90f2aa7413d9095a592090648e557Ben Murdochbase::TimeDelta TransportConnectJobHelper::HistogramDuration( 126116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch ConnectionLatencyHistogram race_result) { 127116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch DCHECK(!connect_timing_->connect_start.is_null()); 128116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch DCHECK(!connect_timing_->dns_start.is_null()); 129116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch base::TimeTicks now = base::TimeTicks::Now(); 130116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch base::TimeDelta total_duration = now - connect_timing_->dns_start; 131116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch UMA_HISTOGRAM_CUSTOM_TIMES("Net.DNS_Resolution_And_TCP_Connection_Latency2", 132116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch total_duration, 133116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch base::TimeDelta::FromMilliseconds(1), 134116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch base::TimeDelta::FromMinutes(10), 135116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 100); 136116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 137116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch base::TimeDelta connect_duration = now - connect_timing_->connect_start; 138116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch UMA_HISTOGRAM_CUSTOM_TIMES("Net.TCP_Connection_Latency", 139116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch connect_duration, 140116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch base::TimeDelta::FromMilliseconds(1), 141116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch base::TimeDelta::FromMinutes(10), 142116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 100); 143116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 144116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch switch (race_result) { 145116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch case CONNECTION_LATENCY_IPV4_WINS_RACE: 146116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch UMA_HISTOGRAM_CUSTOM_TIMES("Net.TCP_Connection_Latency_IPv4_Wins_Race", 147116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch connect_duration, 148116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch base::TimeDelta::FromMilliseconds(1), 149116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch base::TimeDelta::FromMinutes(10), 150116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 100); 151116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch break; 152116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 153116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch case CONNECTION_LATENCY_IPV4_NO_RACE: 154116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch UMA_HISTOGRAM_CUSTOM_TIMES("Net.TCP_Connection_Latency_IPv4_No_Race", 155116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch connect_duration, 156116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch base::TimeDelta::FromMilliseconds(1), 157116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch base::TimeDelta::FromMinutes(10), 158116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 100); 159116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch break; 160116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 161116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch case CONNECTION_LATENCY_IPV6_RACEABLE: 162116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch UMA_HISTOGRAM_CUSTOM_TIMES("Net.TCP_Connection_Latency_IPv6_Raceable", 163116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch connect_duration, 164116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch base::TimeDelta::FromMilliseconds(1), 165116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch base::TimeDelta::FromMinutes(10), 166116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 100); 167116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch break; 168116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 169116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch case CONNECTION_LATENCY_IPV6_SOLO: 170116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch UMA_HISTOGRAM_CUSTOM_TIMES("Net.TCP_Connection_Latency_IPv6_Solo", 171116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch connect_duration, 172116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch base::TimeDelta::FromMilliseconds(1), 173116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch base::TimeDelta::FromMinutes(10), 174116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 100); 175116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch break; 176116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 177116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch default: 178116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch NOTREACHED(); 179116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch break; 180116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch } 181116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 182116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch return connect_duration; 183116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch} 184116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 1855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TransportConnectJob::TransportConnectJob( 1865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& group_name, 1873551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) RequestPriority priority, 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const scoped_refptr<TransportSocketParams>& params, 1895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta timeout_duration, 1905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ClientSocketFactory* client_socket_factory, 1915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) HostResolver* host_resolver, 1925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Delegate* delegate, 1935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NetLog* net_log) 1943551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) : ConnectJob(group_name, timeout_duration, priority, delegate, 1955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) BoundNetLog::Make(net_log, NetLog::SOURCE_CONNECT_JOB)), 196116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch helper_(params, client_socket_factory, host_resolver, &connect_timing_), 197f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) interval_between_connects_(CONNECT_INTERVAL_GT_20MS) { 198116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch helper_.SetOnIOComplete(this); 1995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TransportConnectJob::~TransportConnectJob() { 2025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We don't worry about cancelling the host resolution and TCP connect, since 2035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // ~SingleRequestHostResolver and ~StreamSocket will take care of it. 2045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)LoadState TransportConnectJob::GetLoadState() const { 207116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch switch (helper_.next_state()) { 208116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch case TransportConnectJobHelper::STATE_RESOLVE_HOST: 209116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch case TransportConnectJobHelper::STATE_RESOLVE_HOST_COMPLETE: 2105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return LOAD_STATE_RESOLVING_HOST; 211116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch case TransportConnectJobHelper::STATE_TRANSPORT_CONNECT: 212116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch case TransportConnectJobHelper::STATE_TRANSPORT_CONNECT_COMPLETE: 2135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return LOAD_STATE_CONNECTING; 214116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch case TransportConnectJobHelper::STATE_NONE: 2155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return LOAD_STATE_IDLE; 2165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 217d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) NOTREACHED(); 218d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) return LOAD_STATE_IDLE; 2195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static 2225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void TransportConnectJob::MakeAddressListStartWithIPv4(AddressList* list) { 2235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (AddressList::iterator i = list->begin(); i != list->end(); ++i) { 2242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (i->GetFamily() == ADDRESS_FAMILY_IPV4) { 2255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::rotate(list->begin(), i, list->end()); 2265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 2275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int TransportConnectJob::DoResolveHost() { 232116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch return helper_.DoResolveHost(priority(), net_log()); 2335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int TransportConnectJob::DoResolveHostComplete(int result) { 236116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch return helper_.DoResolveHostComplete(result, net_log()); 2375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int TransportConnectJob::DoTransportConnect() { 2404e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) base::TimeTicks now = base::TimeTicks::Now(); 2414e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) base::TimeTicks last_connect_time; 2424e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) { 2434e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) base::AutoLock lock(g_last_connect_time_lock.Get()); 2444e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) last_connect_time = g_last_connect_time.Get(); 2454e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) *g_last_connect_time.Pointer() = now; 2464e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) } 247f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) if (last_connect_time.is_null()) { 248f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) interval_between_connects_ = CONNECT_INTERVAL_GT_20MS; 2494e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) } else { 250f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) int64 interval = (now - last_connect_time).InMilliseconds(); 251f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) if (interval <= 10) 252f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) interval_between_connects_ = CONNECT_INTERVAL_LE_10MS; 253f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) else if (interval <= 20) 254f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) interval_between_connects_ = CONNECT_INTERVAL_LE_20MS; 255f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) else 256f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) interval_between_connects_ = CONNECT_INTERVAL_GT_20MS; 2574e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) } 2584e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 259116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch helper_.set_next_state( 260116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch TransportConnectJobHelper::STATE_TRANSPORT_CONNECT_COMPLETE); 261116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch transport_socket_ = 262116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch helper_.client_socket_factory()->CreateTransportClientSocket( 263116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch helper_.addresses(), net_log().net_log(), net_log().source()); 264116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch int rv = transport_socket_->Connect(helper_.on_io_complete()); 2655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (rv == ERR_IO_PENDING && 266116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch helper_.addresses().front().GetFamily() == ADDRESS_FAMILY_IPV6 && 267116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch !AddressListOnlyContainsIPv6(helper_.addresses())) { 268116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch fallback_timer_.Start( 269116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch FROM_HERE, 270116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch base::TimeDelta::FromMilliseconds( 271116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch TransportConnectJobHelper::kIPv6FallbackTimerInMs), 272116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch this, 273116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch &TransportConnectJob::DoIPv6FallbackTransportConnect); 2745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return rv; 2765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int TransportConnectJob::DoTransportConnectComplete(int result) { 2795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (result == OK) { 280116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch bool is_ipv4 = 281116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch helper_.addresses().front().GetFamily() == ADDRESS_FAMILY_IPV4; 282116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch TransportConnectJobHelper::ConnectionLatencyHistogram race_result = 283116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch TransportConnectJobHelper::CONNECTION_LATENCY_UNKNOWN; 284116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch if (is_ipv4) { 285116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch race_result = TransportConnectJobHelper::CONNECTION_LATENCY_IPV4_NO_RACE; 286116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch } else { 287116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch if (AddressListOnlyContainsIPv6(helper_.addresses())) { 288116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch race_result = TransportConnectJobHelper::CONNECTION_LATENCY_IPV6_SOLO; 289116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch } else { 290116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch race_result = 291116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch TransportConnectJobHelper::CONNECTION_LATENCY_IPV6_RACEABLE; 292116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch } 293116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch } 294116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch base::TimeDelta connect_duration = helper_.HistogramDuration(race_result); 295f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) switch (interval_between_connects_) { 296f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) case CONNECT_INTERVAL_LE_10MS: 297f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) UMA_HISTOGRAM_CUSTOM_TIMES( 298f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) "Net.TCP_Connection_Latency_Interval_LessThanOrEqual_10ms", 299f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) connect_duration, 300f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) base::TimeDelta::FromMilliseconds(1), 301f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) base::TimeDelta::FromMinutes(10), 302f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) 100); 303f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) break; 304f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) case CONNECT_INTERVAL_LE_20MS: 305f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) UMA_HISTOGRAM_CUSTOM_TIMES( 306f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) "Net.TCP_Connection_Latency_Interval_LessThanOrEqual_20ms", 307f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) connect_duration, 308f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) base::TimeDelta::FromMilliseconds(1), 309f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) base::TimeDelta::FromMinutes(10), 310f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) 100); 311f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) break; 312f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) case CONNECT_INTERVAL_GT_20MS: 313f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) UMA_HISTOGRAM_CUSTOM_TIMES( 314f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) "Net.TCP_Connection_Latency_Interval_GreaterThan_20ms", 315f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) connect_duration, 316f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) base::TimeDelta::FromMilliseconds(1), 317f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) base::TimeDelta::FromMinutes(10), 318f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) 100); 319f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) break; 320f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) default: 321f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) NOTREACHED(); 322f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) break; 3234e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) } 3244e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 3253551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) SetSocket(transport_socket_.Pass()); 3265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) fallback_timer_.Stop(); 3275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 3285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Be a bit paranoid and kill off the fallback members to prevent reuse. 3295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) fallback_transport_socket_.reset(); 3305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) fallback_addresses_.reset(); 3315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 3325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return result; 3345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void TransportConnectJob::DoIPv6FallbackTransportConnect() { 3375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The timer should only fire while we're waiting for the main connect to 3385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // succeed. 339116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch if (helper_.next_state() != 340116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch TransportConnectJobHelper::STATE_TRANSPORT_CONNECT_COMPLETE) { 3415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NOTREACHED(); 3425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 3435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 3445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(!fallback_transport_socket_.get()); 3465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(!fallback_addresses_.get()); 3475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 348116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch fallback_addresses_.reset(new AddressList(helper_.addresses())); 3495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MakeAddressListStartWithIPv4(fallback_addresses_.get()); 3503551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) fallback_transport_socket_ = 351116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch helper_.client_socket_factory()->CreateTransportClientSocket( 3523551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) *fallback_addresses_, net_log().net_log(), net_log().source()); 3535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) fallback_connect_start_time_ = base::TimeTicks::Now(); 3545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int rv = fallback_transport_socket_->Connect( 3555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::Bind( 3565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) &TransportConnectJob::DoIPv6FallbackTransportConnectComplete, 3575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::Unretained(this))); 3585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (rv != ERR_IO_PENDING) 3595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DoIPv6FallbackTransportConnectComplete(rv); 3605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void TransportConnectJob::DoIPv6FallbackTransportConnectComplete(int result) { 3635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // This should only happen when we're waiting for the main connect to succeed. 364116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch if (helper_.next_state() != 365116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch TransportConnectJobHelper::STATE_TRANSPORT_CONNECT_COMPLETE) { 3665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NOTREACHED(); 3675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 3685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 3695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK_NE(ERR_IO_PENDING, result); 3715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(fallback_transport_socket_.get()); 3725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(fallback_addresses_.get()); 3735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (result == OK) { 3752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(!fallback_connect_start_time_.is_null()); 376116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch connect_timing_.connect_start = fallback_connect_start_time_; 377116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch helper_.HistogramDuration( 378116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch TransportConnectJobHelper::CONNECTION_LATENCY_IPV4_WINS_RACE); 3793551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) SetSocket(fallback_transport_socket_.Pass()); 380116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch helper_.set_next_state(TransportConnectJobHelper::STATE_NONE); 3815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) transport_socket_.reset(); 3825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 3835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Be a bit paranoid and kill off the fallback members to prevent reuse. 3845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) fallback_transport_socket_.reset(); 3855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) fallback_addresses_.reset(); 3865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 3875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NotifyDelegateOfCompletion(result); // Deletes |this| 3885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int TransportConnectJob::ConnectInternal() { 391116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch return helper_.DoConnectInternal(this); 3925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3943551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)scoped_ptr<ConnectJob> 3955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) TransportClientSocketPool::TransportConnectJobFactory::NewConnectJob( 3965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& group_name, 3975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const PoolBase::Request& request, 3985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ConnectJob::Delegate* delegate) const { 3993551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) return scoped_ptr<ConnectJob>( 4003551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) new TransportConnectJob(group_name, 4013551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) request.priority(), 4023551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) request.params(), 4033551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) ConnectionTimeout(), 4043551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) client_socket_factory_, 4053551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) host_resolver_, 4063551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) delegate, 4073551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) net_log_)); 4085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)base::TimeDelta 4115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) TransportClientSocketPool::TransportConnectJobFactory::ConnectionTimeout() 4125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const { 4135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return base::TimeDelta::FromSeconds(kTransportConnectJobTimeoutInSeconds); 4145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TransportClientSocketPool::TransportClientSocketPool( 4175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int max_sockets, 4185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int max_sockets_per_group, 4195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ClientSocketPoolHistograms* histograms, 4205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) HostResolver* host_resolver, 4215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ClientSocketFactory* client_socket_factory, 4225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NetLog* net_log) 4233551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) : base_(NULL, max_sockets, max_sockets_per_group, histograms, 4245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ClientSocketPool::unused_idle_socket_timeout(), 4255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ClientSocketPool::used_idle_socket_timeout(), 4265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) new TransportConnectJobFactory(client_socket_factory, 4273551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) host_resolver, net_log)) { 4285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base_.EnableConnectBackupJobs(); 4295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TransportClientSocketPool::~TransportClientSocketPool() {} 4325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int TransportClientSocketPool::RequestSocket( 4345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& group_name, 4355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const void* params, 4365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RequestPriority priority, 4375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ClientSocketHandle* handle, 4385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const CompletionCallback& callback, 4395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const BoundNetLog& net_log) { 4405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const scoped_refptr<TransportSocketParams>* casted_params = 4415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static_cast<const scoped_refptr<TransportSocketParams>*>(params); 4425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 443116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch NetLogTcpClientSocketPoolRequestedSocket(net_log, casted_params); 444116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 445116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch return base_.RequestSocket(group_name, *casted_params, priority, handle, 446116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch callback, net_log); 447116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch} 448116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 449116680a4aac90f2aa7413d9095a592090648e557Ben Murdochvoid TransportClientSocketPool::NetLogTcpClientSocketPoolRequestedSocket( 450116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch const BoundNetLog& net_log, 451116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch const scoped_refptr<TransportSocketParams>* casted_params) { 452a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) if (net_log.IsLogging()) { 4535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(eroman): Split out the host and port parameters. 4545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) net_log.AddEvent( 4555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NetLog::TYPE_TCP_CLIENT_SOCKET_POOL_REQUESTED_SOCKET, 4565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CreateNetLogHostPortPairCallback( 4575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) &casted_params->get()->destination().host_port_pair())); 4585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 4595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void TransportClientSocketPool::RequestSockets( 4625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& group_name, 4635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const void* params, 4645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int num_sockets, 4655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const BoundNetLog& net_log) { 4665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const scoped_refptr<TransportSocketParams>* casted_params = 4675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static_cast<const scoped_refptr<TransportSocketParams>*>(params); 4685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 469a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) if (net_log.IsLogging()) { 4705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(eroman): Split out the host and port parameters. 4715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) net_log.AddEvent( 4725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NetLog::TYPE_TCP_CLIENT_SOCKET_POOL_REQUESTED_SOCKETS, 4735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CreateNetLogHostPortPairCallback( 4745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) &casted_params->get()->destination().host_port_pair())); 4755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 4765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base_.RequestSockets(group_name, *casted_params, num_sockets, net_log); 4785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void TransportClientSocketPool::CancelRequest( 4815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& group_name, 4825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ClientSocketHandle* handle) { 4835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base_.CancelRequest(group_name, handle); 4845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void TransportClientSocketPool::ReleaseSocket( 4875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& group_name, 4883551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) scoped_ptr<StreamSocket> socket, 4895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int id) { 4903551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) base_.ReleaseSocket(group_name, socket.Pass(), id); 4915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void TransportClientSocketPool::FlushWithError(int error) { 4942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base_.FlushWithError(error); 4955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void TransportClientSocketPool::CloseIdleSockets() { 4985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base_.CloseIdleSockets(); 4995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 5005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int TransportClientSocketPool::IdleSocketCount() const { 5025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return base_.idle_socket_count(); 5035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 5045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int TransportClientSocketPool::IdleSocketCountInGroup( 5065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& group_name) const { 5075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return base_.IdleSocketCountInGroup(group_name); 5085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 5095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)LoadState TransportClientSocketPool::GetLoadState( 5115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& group_name, const ClientSocketHandle* handle) const { 5125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return base_.GetLoadState(group_name, handle); 5135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 5145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5157d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles)base::DictionaryValue* TransportClientSocketPool::GetInfoAsValue( 5165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& name, 5175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& type, 5185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool include_nested_pools) const { 5195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return base_.GetInfoAsValue(name, type); 5205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 5215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)base::TimeDelta TransportClientSocketPool::ConnectionTimeout() const { 5235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return base_.ConnectionTimeout(); 5245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 5255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)ClientSocketPoolHistograms* TransportClientSocketPool::histograms() const { 5275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return base_.histograms(); 5285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 5295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5303551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)bool TransportClientSocketPool::IsStalled() const { 5313551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) return base_.IsStalled(); 5323551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)} 5333551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) 5343551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)void TransportClientSocketPool::AddHigherLayeredPool( 5353551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) HigherLayeredPool* higher_pool) { 5363551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) base_.AddHigherLayeredPool(higher_pool); 5373551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)} 5383551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) 5393551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)void TransportClientSocketPool::RemoveHigherLayeredPool( 5403551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) HigherLayeredPool* higher_pool) { 5413551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) base_.RemoveHigherLayeredPool(higher_pool); 5423551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)} 5433551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) 5445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace net 545