url_request_context.cc revision 0f1bc08d4cfcc34181b0b5cbf065c40f687bf740 
1// Copyright (c) 2012 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "net/url_request/url_request_context.h"
6
7#include "base/compiler_specific.h"
8#include "base/debug/alias.h"
9#include "base/debug/stack_trace.h"
10#include "base/strings/string_util.h"
11#include "net/cookies/cookie_store.h"
12#include "net/dns/host_resolver.h"
13#include "net/http/http_transaction_factory.h"
14#include "net/url_request/http_user_agent_settings.h"
15#include "net/url_request/url_request.h"
16
17namespace net {
18
19URLRequestContext::URLRequestContext()
20    : net_log_(NULL),
21      host_resolver_(NULL),
22      cert_verifier_(NULL),
23      server_bound_cert_service_(NULL),
24      fraudulent_certificate_reporter_(NULL),
25      http_auth_handler_factory_(NULL),
26      proxy_service_(NULL),
27      network_delegate_(NULL),
28      http_user_agent_settings_(NULL),
29      transport_security_state_(NULL),
30      http_transaction_factory_(NULL),
31      job_factory_(NULL),
32      throttler_manager_(NULL),
33      url_requests_(new std::set<const URLRequest*>) {
34}
35
36URLRequestContext::~URLRequestContext() {
37  AssertNoURLRequests();
38}
39
40void URLRequestContext::CopyFrom(const URLRequestContext* other) {
41  // Copy URLRequestContext parameters.
42  set_net_log(other->net_log_);
43  set_host_resolver(other->host_resolver_);
44  set_cert_verifier(other->cert_verifier_);
45  set_server_bound_cert_service(other->server_bound_cert_service_);
46  set_fraudulent_certificate_reporter(other->fraudulent_certificate_reporter_);
47  set_http_auth_handler_factory(other->http_auth_handler_factory_);
48  set_proxy_service(other->proxy_service_);
49  set_ssl_config_service(other->ssl_config_service_.get());
50  set_network_delegate(other->network_delegate_);
51  set_http_server_properties(other->http_server_properties_);
52  set_cookie_store(other->cookie_store_.get());
53  set_transport_security_state(other->transport_security_state_);
54  set_http_transaction_factory(other->http_transaction_factory_);
55  set_job_factory(other->job_factory_);
56  set_throttler_manager(other->throttler_manager_);
57  set_http_user_agent_settings(other->http_user_agent_settings_);
58}
59
60const HttpNetworkSession::Params* URLRequestContext::GetNetworkSessionParams(
61    ) const {
62  HttpTransactionFactory* transaction_factory = http_transaction_factory();
63  if (!transaction_factory)
64    return NULL;
65  HttpNetworkSession* network_session = transaction_factory->GetSession();
66  if (!network_session)
67    return NULL;
68  return &network_session->params();
69}
70
71scoped_ptr<URLRequest> URLRequestContext::CreateRequest(
72    const GURL& url,
73    RequestPriority priority,
74    URLRequest::Delegate* delegate) const {
75  return scoped_ptr<URLRequest>(new URLRequest(url, priority, delegate, this));
76}
77
78void URLRequestContext::set_cookie_store(CookieStore* cookie_store) {
79  cookie_store_ = cookie_store;
80}
81
82std::string URLRequestContext::GetAcceptLanguage() const {
83  return http_user_agent_settings_ ?
84      http_user_agent_settings_->GetAcceptLanguage() : EmptyString();
85}
86
87std::string URLRequestContext::GetUserAgent(const GURL& url) const {
88  return http_user_agent_settings_ ?
89      http_user_agent_settings_->GetUserAgent(url) : EmptyString();
90}
91
92void URLRequestContext::AssertNoURLRequests() const {
93  int num_requests = url_requests_->size();
94  if (num_requests != 0) {
95    // We're leaking URLRequests :( Dump the URL of the first one and record how
96    // many we leaked so we have an idea of how bad it is.
97    char url_buf[128];
98    const URLRequest* request = *url_requests_->begin();
99    base::strlcpy(url_buf, request->url().spec().c_str(), arraysize(url_buf));
100    bool has_delegate = request->has_delegate();
101    int load_flags = request->load_flags();
102    base::debug::StackTrace stack_trace(NULL, 0);
103    if (request->stack_trace())
104      stack_trace = *request->stack_trace();
105    base::debug::Alias(url_buf);
106    base::debug::Alias(&num_requests);
107    base::debug::Alias(&has_delegate);
108    base::debug::Alias(&load_flags);
109    base::debug::Alias(&stack_trace);
110    CHECK(false) << "Leaked " << num_requests << " URLRequest(s). First URL: "
111                 << request->url().spec().c_str() << ".";
112  }
113}
114
115}  // namespace net
116