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. 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const int TransportConnectJob::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) 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TransportConnectJob::TransportConnectJob( 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& group_name, 863551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) RequestPriority priority, 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const scoped_refptr<TransportSocketParams>& params, 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta timeout_duration, 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ClientSocketFactory* client_socket_factory, 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) HostResolver* host_resolver, 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Delegate* delegate, 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NetLog* net_log) 933551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) : ConnectJob(group_name, timeout_duration, priority, delegate, 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) BoundNetLog::Make(net_log, NetLog::SOURCE_CONNECT_JOB)), 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) params_(params), 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) client_socket_factory_(client_socket_factory), 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) resolver_(host_resolver), 984e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) next_state_(STATE_NONE), 99f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) interval_between_connects_(CONNECT_INTERVAL_GT_20MS) { 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TransportConnectJob::~TransportConnectJob() { 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We don't worry about cancelling the host resolution and TCP connect, since 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // ~SingleRequestHostResolver and ~StreamSocket will take care of it. 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)LoadState TransportConnectJob::GetLoadState() const { 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) switch (next_state_) { 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case STATE_RESOLVE_HOST: 1105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case STATE_RESOLVE_HOST_COMPLETE: 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return LOAD_STATE_RESOLVING_HOST; 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case STATE_TRANSPORT_CONNECT: 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case STATE_TRANSPORT_CONNECT_COMPLETE: 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return LOAD_STATE_CONNECTING; 115d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) case STATE_NONE: 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return LOAD_STATE_IDLE; 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 118d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) NOTREACHED(); 119d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) return LOAD_STATE_IDLE; 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static 1235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void TransportConnectJob::MakeAddressListStartWithIPv4(AddressList* list) { 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (AddressList::iterator i = list->begin(); i != list->end(); ++i) { 1252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (i->GetFamily() == ADDRESS_FAMILY_IPV4) { 1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::rotate(list->begin(), i, list->end()); 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 1285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void TransportConnectJob::OnIOComplete(int result) { 1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int rv = DoLoop(result); 1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (rv != ERR_IO_PENDING) 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NotifyDelegateOfCompletion(rv); // Deletes |this| 1365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int TransportConnectJob::DoLoop(int result) { 1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK_NE(next_state_, STATE_NONE); 1405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int rv = result; 1425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) do { 1435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) State state = next_state_; 1445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) next_state_ = STATE_NONE; 1455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) switch (state) { 1465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case STATE_RESOLVE_HOST: 1475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK_EQ(OK, rv); 1485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) rv = DoResolveHost(); 1495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 1505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case STATE_RESOLVE_HOST_COMPLETE: 1515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) rv = DoResolveHostComplete(rv); 1525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 1535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case STATE_TRANSPORT_CONNECT: 1545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK_EQ(OK, rv); 1555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) rv = DoTransportConnect(); 1565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 1575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case STATE_TRANSPORT_CONNECT_COMPLETE: 1585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) rv = DoTransportConnectComplete(rv); 1595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 1605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) default: 1615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NOTREACHED(); 1625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) rv = ERR_FAILED; 1635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 1645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } while (rv != ERR_IO_PENDING && next_state_ != STATE_NONE); 1665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return rv; 1685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int TransportConnectJob::DoResolveHost() { 1715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) next_state_ = STATE_RESOLVE_HOST_COMPLETE; 1722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) connect_timing_.dns_start = base::TimeTicks::Now(); 1732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return resolver_.Resolve( 1753551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) params_->destination(), 1763551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) priority(), 1773551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) &addresses_, 1785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::Bind(&TransportConnectJob::OnIOComplete, base::Unretained(this)), 1795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) net_log()); 1805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int TransportConnectJob::DoResolveHostComplete(int result) { 1832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) connect_timing_.dns_end = base::TimeTicks::Now(); 1842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Overwrite connection start time, since for connections that do not go 1852a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // through proxies, |connect_start| should not include dns lookup time. 1862a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) connect_timing_.connect_start = connect_timing_.dns_end; 1872a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (result == OK) { 1895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Invoke callback, and abort if it fails. 1905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!params_->host_resolution_callback().is_null()) 1915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) result = params_->host_resolution_callback().Run(addresses_, net_log()); 1925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (result == OK) 1945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) next_state_ = STATE_TRANSPORT_CONNECT; 1955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return result; 1975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int TransportConnectJob::DoTransportConnect() { 2004e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) base::TimeTicks now = base::TimeTicks::Now(); 2014e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) base::TimeTicks last_connect_time; 2024e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) { 2034e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) base::AutoLock lock(g_last_connect_time_lock.Get()); 2044e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) last_connect_time = g_last_connect_time.Get(); 2054e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) *g_last_connect_time.Pointer() = now; 2064e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) } 207f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) if (last_connect_time.is_null()) { 208f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) interval_between_connects_ = CONNECT_INTERVAL_GT_20MS; 2094e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) } else { 210f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) int64 interval = (now - last_connect_time).InMilliseconds(); 211f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) if (interval <= 10) 212f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) interval_between_connects_ = CONNECT_INTERVAL_LE_10MS; 213f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) else if (interval <= 20) 214f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) interval_between_connects_ = CONNECT_INTERVAL_LE_20MS; 215f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) else 216f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) interval_between_connects_ = CONNECT_INTERVAL_GT_20MS; 2174e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) } 2184e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 2195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) next_state_ = STATE_TRANSPORT_CONNECT_COMPLETE; 2203551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) transport_socket_ = client_socket_factory_->CreateTransportClientSocket( 2213551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) addresses_, net_log().net_log(), net_log().source()); 2225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int rv = transport_socket_->Connect( 2235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::Bind(&TransportConnectJob::OnIOComplete, base::Unretained(this))); 2245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (rv == ERR_IO_PENDING && 2252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) addresses_.front().GetFamily() == ADDRESS_FAMILY_IPV6 && 2265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) !AddressListOnlyContainsIPv6(addresses_)) { 2275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) fallback_timer_.Start(FROM_HERE, 2285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta::FromMilliseconds(kIPv6FallbackTimerInMs), 2295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) this, &TransportConnectJob::DoIPv6FallbackTransportConnect); 2305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return rv; 2325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int TransportConnectJob::DoTransportConnectComplete(int result) { 2355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (result == OK) { 2362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool is_ipv4 = addresses_.front().GetFamily() == ADDRESS_FAMILY_IPV4; 2372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(!connect_timing_.connect_start.is_null()); 2382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(!connect_timing_.dns_start.is_null()); 2395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeTicks now = base::TimeTicks::Now(); 2402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::TimeDelta total_duration = now - connect_timing_.dns_start; 2415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UMA_HISTOGRAM_CUSTOM_TIMES( 2425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "Net.DNS_Resolution_And_TCP_Connection_Latency2", 2435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) total_duration, 2445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta::FromMilliseconds(1), 2455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta::FromMinutes(10), 2465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 100); 2475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::TimeDelta connect_duration = now - connect_timing_.connect_start; 2495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UMA_HISTOGRAM_CUSTOM_TIMES("Net.TCP_Connection_Latency", 2505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) connect_duration, 2515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta::FromMilliseconds(1), 2525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta::FromMinutes(10), 2535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 100); 2545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 255f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) switch (interval_between_connects_) { 256f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) case CONNECT_INTERVAL_LE_10MS: 257f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) UMA_HISTOGRAM_CUSTOM_TIMES( 258f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) "Net.TCP_Connection_Latency_Interval_LessThanOrEqual_10ms", 259f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) connect_duration, 260f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) base::TimeDelta::FromMilliseconds(1), 261f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) base::TimeDelta::FromMinutes(10), 262f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) 100); 263f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) break; 264f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) case CONNECT_INTERVAL_LE_20MS: 265f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) UMA_HISTOGRAM_CUSTOM_TIMES( 266f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) "Net.TCP_Connection_Latency_Interval_LessThanOrEqual_20ms", 267f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) connect_duration, 268f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) base::TimeDelta::FromMilliseconds(1), 269f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) base::TimeDelta::FromMinutes(10), 270f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) 100); 271f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) break; 272f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) case CONNECT_INTERVAL_GT_20MS: 273f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) UMA_HISTOGRAM_CUSTOM_TIMES( 274f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) "Net.TCP_Connection_Latency_Interval_GreaterThan_20ms", 275f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) connect_duration, 276f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) base::TimeDelta::FromMilliseconds(1), 277f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) base::TimeDelta::FromMinutes(10), 278f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) 100); 279f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) break; 280f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) default: 281f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) NOTREACHED(); 282f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) break; 2834e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) } 2844e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 2855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (is_ipv4) { 2865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UMA_HISTOGRAM_CUSTOM_TIMES("Net.TCP_Connection_Latency_IPv4_No_Race", 2875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) connect_duration, 2885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta::FromMilliseconds(1), 2895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta::FromMinutes(10), 2905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 100); 2915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 2925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (AddressListOnlyContainsIPv6(addresses_)) { 2935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UMA_HISTOGRAM_CUSTOM_TIMES("Net.TCP_Connection_Latency_IPv6_Solo", 2945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) connect_duration, 2955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta::FromMilliseconds(1), 2965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta::FromMinutes(10), 2975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 100); 2985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 2995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UMA_HISTOGRAM_CUSTOM_TIMES("Net.TCP_Connection_Latency_IPv6_Raceable", 3005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) connect_duration, 3015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta::FromMilliseconds(1), 3025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta::FromMinutes(10), 3035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 100); 3045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 3055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 3063551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) SetSocket(transport_socket_.Pass()); 3075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) fallback_timer_.Stop(); 3085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 3095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Be a bit paranoid and kill off the fallback members to prevent reuse. 3105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) fallback_transport_socket_.reset(); 3115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) fallback_addresses_.reset(); 3125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 3135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return result; 3155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void TransportConnectJob::DoIPv6FallbackTransportConnect() { 3185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The timer should only fire while we're waiting for the main connect to 3195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // succeed. 3205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (next_state_ != STATE_TRANSPORT_CONNECT_COMPLETE) { 3215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NOTREACHED(); 3225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 3235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 3245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(!fallback_transport_socket_.get()); 3265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(!fallback_addresses_.get()); 3275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) fallback_addresses_.reset(new AddressList(addresses_)); 3295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MakeAddressListStartWithIPv4(fallback_addresses_.get()); 3303551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) fallback_transport_socket_ = 3315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) client_socket_factory_->CreateTransportClientSocket( 3323551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) *fallback_addresses_, net_log().net_log(), net_log().source()); 3335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) fallback_connect_start_time_ = base::TimeTicks::Now(); 3345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int rv = fallback_transport_socket_->Connect( 3355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::Bind( 3365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) &TransportConnectJob::DoIPv6FallbackTransportConnectComplete, 3375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::Unretained(this))); 3385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (rv != ERR_IO_PENDING) 3395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DoIPv6FallbackTransportConnectComplete(rv); 3405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void TransportConnectJob::DoIPv6FallbackTransportConnectComplete(int result) { 3435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // This should only happen when we're waiting for the main connect to succeed. 3445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (next_state_ != STATE_TRANSPORT_CONNECT_COMPLETE) { 3455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NOTREACHED(); 3465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 3475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 3485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK_NE(ERR_IO_PENDING, result); 3505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(fallback_transport_socket_.get()); 3515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(fallback_addresses_.get()); 3525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (result == OK) { 3542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(!fallback_connect_start_time_.is_null()); 3552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(!connect_timing_.dns_start.is_null()); 3565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeTicks now = base::TimeTicks::Now(); 3572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::TimeDelta total_duration = now - connect_timing_.dns_start; 3585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UMA_HISTOGRAM_CUSTOM_TIMES( 3595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "Net.DNS_Resolution_And_TCP_Connection_Latency2", 3605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) total_duration, 3615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta::FromMilliseconds(1), 3625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta::FromMinutes(10), 3635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 100); 3645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta connect_duration = now - fallback_connect_start_time_; 3665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UMA_HISTOGRAM_CUSTOM_TIMES("Net.TCP_Connection_Latency", 3675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) connect_duration, 3685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta::FromMilliseconds(1), 3695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta::FromMinutes(10), 3705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 100); 3715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UMA_HISTOGRAM_CUSTOM_TIMES("Net.TCP_Connection_Latency_IPv4_Wins_Race", 3735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) connect_duration, 3745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta::FromMilliseconds(1), 3755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta::FromMinutes(10), 3765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 100); 3773551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) SetSocket(fallback_transport_socket_.Pass()); 3785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) next_state_ = STATE_NONE; 3795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) transport_socket_.reset(); 3805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 3815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Be a bit paranoid and kill off the fallback members to prevent reuse. 3825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) fallback_transport_socket_.reset(); 3835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) fallback_addresses_.reset(); 3845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 3855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NotifyDelegateOfCompletion(result); // Deletes |this| 3865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int TransportConnectJob::ConnectInternal() { 3895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) next_state_ = STATE_RESOLVE_HOST; 3905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return DoLoop(OK); 3915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3933551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)scoped_ptr<ConnectJob> 3945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) TransportClientSocketPool::TransportConnectJobFactory::NewConnectJob( 3955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& group_name, 3965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const PoolBase::Request& request, 3975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ConnectJob::Delegate* delegate) const { 3983551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) return scoped_ptr<ConnectJob>( 3993551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) new TransportConnectJob(group_name, 4003551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) request.priority(), 4013551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) request.params(), 4023551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) ConnectionTimeout(), 4033551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) client_socket_factory_, 4043551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) host_resolver_, 4053551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) delegate, 4063551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) net_log_)); 4075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)base::TimeDelta 4105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) TransportClientSocketPool::TransportConnectJobFactory::ConnectionTimeout() 4115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const { 4125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return base::TimeDelta::FromSeconds(kTransportConnectJobTimeoutInSeconds); 4135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TransportClientSocketPool::TransportClientSocketPool( 4165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int max_sockets, 4175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int max_sockets_per_group, 4185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ClientSocketPoolHistograms* histograms, 4195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) HostResolver* host_resolver, 4205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ClientSocketFactory* client_socket_factory, 4215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NetLog* net_log) 4223551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) : base_(NULL, max_sockets, max_sockets_per_group, histograms, 4235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ClientSocketPool::unused_idle_socket_timeout(), 4245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ClientSocketPool::used_idle_socket_timeout(), 4255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) new TransportConnectJobFactory(client_socket_factory, 4263551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) host_resolver, net_log)) { 4275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base_.EnableConnectBackupJobs(); 4285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TransportClientSocketPool::~TransportClientSocketPool() {} 4315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int TransportClientSocketPool::RequestSocket( 4335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& group_name, 4345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const void* params, 4355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RequestPriority priority, 4365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ClientSocketHandle* handle, 4375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const CompletionCallback& callback, 4385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const BoundNetLog& net_log) { 4395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const scoped_refptr<TransportSocketParams>* casted_params = 4405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static_cast<const scoped_refptr<TransportSocketParams>*>(params); 4415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 442a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) if (net_log.IsLogging()) { 4435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(eroman): Split out the host and port parameters. 4445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) net_log.AddEvent( 4455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NetLog::TYPE_TCP_CLIENT_SOCKET_POOL_REQUESTED_SOCKET, 4465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CreateNetLogHostPortPairCallback( 4475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) &casted_params->get()->destination().host_port_pair())); 4485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 4495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return base_.RequestSocket(group_name, *casted_params, priority, handle, 4515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) callback, net_log); 4525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void TransportClientSocketPool::RequestSockets( 4555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& group_name, 4565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const void* params, 4575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int num_sockets, 4585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const BoundNetLog& net_log) { 4595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const scoped_refptr<TransportSocketParams>* casted_params = 4605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static_cast<const scoped_refptr<TransportSocketParams>*>(params); 4615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 462a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) if (net_log.IsLogging()) { 4635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(eroman): Split out the host and port parameters. 4645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) net_log.AddEvent( 4655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NetLog::TYPE_TCP_CLIENT_SOCKET_POOL_REQUESTED_SOCKETS, 4665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CreateNetLogHostPortPairCallback( 4675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) &casted_params->get()->destination().host_port_pair())); 4685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 4695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base_.RequestSockets(group_name, *casted_params, num_sockets, net_log); 4715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void TransportClientSocketPool::CancelRequest( 4745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& group_name, 4755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ClientSocketHandle* handle) { 4765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base_.CancelRequest(group_name, handle); 4775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void TransportClientSocketPool::ReleaseSocket( 4805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& group_name, 4813551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) scoped_ptr<StreamSocket> socket, 4825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int id) { 4833551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) base_.ReleaseSocket(group_name, socket.Pass(), id); 4845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4862a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void TransportClientSocketPool::FlushWithError(int error) { 4872a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base_.FlushWithError(error); 4885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void TransportClientSocketPool::CloseIdleSockets() { 4915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base_.CloseIdleSockets(); 4925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int TransportClientSocketPool::IdleSocketCount() const { 4955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return base_.idle_socket_count(); 4965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int TransportClientSocketPool::IdleSocketCountInGroup( 4995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& group_name) const { 5005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return base_.IdleSocketCountInGroup(group_name); 5015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 5025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)LoadState TransportClientSocketPool::GetLoadState( 5045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& group_name, const ClientSocketHandle* handle) const { 5055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return base_.GetLoadState(group_name, handle); 5065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 5075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5087d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles)base::DictionaryValue* TransportClientSocketPool::GetInfoAsValue( 5095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& name, 5105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& type, 5115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool include_nested_pools) const { 5125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return base_.GetInfoAsValue(name, type); 5135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 5145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)base::TimeDelta TransportClientSocketPool::ConnectionTimeout() const { 5165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return base_.ConnectionTimeout(); 5175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 5185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)ClientSocketPoolHistograms* TransportClientSocketPool::histograms() const { 5205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return base_.histograms(); 5215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 5225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5233551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)bool TransportClientSocketPool::IsStalled() const { 5243551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) return base_.IsStalled(); 5253551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)} 5263551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) 5273551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)void TransportClientSocketPool::AddHigherLayeredPool( 5283551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) HigherLayeredPool* higher_pool) { 5293551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) base_.AddHigherLayeredPool(higher_pool); 5303551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)} 5313551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) 5323551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)void TransportClientSocketPool::RemoveHigherLayeredPool( 5333551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) HigherLayeredPool* higher_pool) { 5343551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) base_.RemoveHigherLayeredPool(higher_pool); 5353551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)} 5363551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) 5375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace net 538