service_url_request_context.cc revision 7d4cd473f85ac64c3747c96c277f9e506a0d2246 
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 "chrome/service/net/service_url_request_context.h"
6
7#if defined(OS_POSIX) && !defined(OS_MACOSX)
8#include <sys/utsname.h>
9#endif
10
11#include "base/compiler_specific.h"
12#include "base/message_loop/message_loop_proxy.h"
13#include "base/strings/stringprintf.h"
14#include "base/sys_info.h"
15#include "chrome/common/chrome_version_info.h"
16#include "chrome/service/service_process.h"
17#include "net/cert/cert_verifier.h"
18#include "net/cookies/cookie_monster.h"
19#include "net/dns/host_resolver.h"
20#include "net/http/http_auth_handler_factory.h"
21#include "net/http/http_cache.h"
22#include "net/http/http_network_session.h"
23#include "net/http/http_server_properties_impl.h"
24#include "net/proxy/proxy_config_service.h"
25#include "net/proxy/proxy_service.h"
26#include "net/ssl/ssl_config_service_defaults.h"
27#include "net/url_request/static_http_user_agent_settings.h"
28#include "net/url_request/url_request_throttler_manager.h"
29
30namespace {
31// Copied from webkit/glue/user_agent.cc. We don't want to pull in a dependency
32// on webkit/glue which also pulls in the renderer. Also our user-agent is
33// totally different from the user-agent used by the browser, just the
34// OS-specific parts are common.
35std::string BuildOSCpuInfo() {
36  std::string os_cpu;
37
38#if defined(OS_WIN) || defined(OS_MACOSX) || defined(OS_CHROMEOS)
39  int32 os_major_version = 0;
40  int32 os_minor_version = 0;
41  int32 os_bugfix_version = 0;
42  base::SysInfo::OperatingSystemVersionNumbers(&os_major_version,
43                                               &os_minor_version,
44                                               &os_bugfix_version);
45#endif
46#if defined(OS_POSIX) && !defined(OS_MACOSX)
47  // Should work on any Posix system.
48  struct utsname unixinfo;
49  uname(&unixinfo);
50
51  std::string cputype;
52  // special case for biarch systems
53  if (strcmp(unixinfo.machine, "x86_64") == 0 &&
54      sizeof(void*) == sizeof(int32)) {  // NOLINT
55    cputype.assign("i686 (x86_64)");
56  } else {
57    cputype.assign(unixinfo.machine);
58  }
59#endif
60
61  base::StringAppendF(
62      &os_cpu,
63#if defined(OS_WIN)
64      "Windows NT %d.%d",
65      os_major_version,
66      os_minor_version
67#elif defined(OS_MACOSX)
68      "Intel Mac OS X %d_%d_%d",
69      os_major_version,
70      os_minor_version,
71      os_bugfix_version
72#elif defined(OS_CHROMEOS)
73      "CrOS %s %d.%d.%d",
74      cputype.c_str(),  // e.g. i686
75      os_major_version,
76      os_minor_version,
77      os_bugfix_version
78#else
79      "%s %s",
80      unixinfo.sysname,  // e.g. Linux
81      cputype.c_str()    // e.g. i686
82#endif
83  );  // NOLINT
84
85  return os_cpu;
86}
87
88std::string MakeUserAgentForServiceProcess() {
89  std::string user_agent;
90  chrome::VersionInfo version_info;
91  if (!version_info.is_valid()) {
92    DLOG(ERROR) << "Unable to create chrome::VersionInfo object";
93  }
94  std::string extra_version_info;
95  if (!version_info.IsOfficialBuild())
96    extra_version_info = "-devel";
97  base::StringAppendF(&user_agent,
98                      "Chrome Service %s(%s)%s %s ",
99                      version_info.Version().c_str(),
100                      version_info.LastChange().c_str(),
101                      extra_version_info.c_str(),
102                      BuildOSCpuInfo().c_str());
103  return user_agent;
104}
105
106}  // namespace
107
108ServiceURLRequestContext::ServiceURLRequestContext(
109    const std::string& user_agent,
110    net::ProxyConfigService* net_proxy_config_service)
111    : storage_(this) {
112  storage_.set_host_resolver(net::HostResolver::CreateDefaultResolver(NULL));
113  storage_.set_proxy_service(net::ProxyService::CreateUsingSystemProxyResolver(
114      net_proxy_config_service, 0u, NULL));
115  storage_.set_cert_verifier(net::CertVerifier::CreateDefault());
116  storage_.set_ssl_config_service(new net::SSLConfigServiceDefaults);
117  storage_.set_http_auth_handler_factory(
118      net::HttpAuthHandlerFactory::CreateDefault(host_resolver()));
119  storage_.set_http_server_properties(new net::HttpServerPropertiesImpl);
120  storage_.set_transport_security_state(new net::TransportSecurityState);
121  storage_.set_throttler_manager(new net::URLRequestThrottlerManager);
122
123  net::HttpNetworkSession::Params session_params;
124  session_params.host_resolver = host_resolver();
125  session_params.cert_verifier = cert_verifier();
126  session_params.transport_security_state = transport_security_state();
127  session_params.proxy_service = proxy_service();
128  session_params.ssl_config_service = ssl_config_service();
129  session_params.http_auth_handler_factory = http_auth_handler_factory();
130  session_params.http_server_properties = http_server_properties();
131  scoped_refptr<net::HttpNetworkSession> network_session(
132      new net::HttpNetworkSession(session_params));
133  storage_.set_http_transaction_factory(new net::HttpCache(
134      network_session.get(), net::HttpCache::DefaultBackend::InMemory(0)));
135  // In-memory cookie store.
136  storage_.set_cookie_store(new net::CookieMonster(NULL, NULL));
137  storage_.set_http_user_agent_settings(new net::StaticHttpUserAgentSettings(
138      "en-us,fr", user_agent));
139}
140
141ServiceURLRequestContext::~ServiceURLRequestContext() {
142}
143
144ServiceURLRequestContextGetter::ServiceURLRequestContextGetter()
145    : network_task_runner_(
146          g_service_process->io_thread()->message_loop_proxy()) {
147  // Build the default user agent.
148  user_agent_ = MakeUserAgentForServiceProcess();
149
150  // TODO(sanjeevr): Change CreateSystemProxyConfigService to accept a
151  // MessageLoopProxy* instead of MessageLoop*.
152  DCHECK(g_service_process);
153  proxy_config_service_.reset(net::ProxyService::CreateSystemProxyConfigService(
154      g_service_process->io_thread()->message_loop_proxy().get(),
155      g_service_process->file_thread()->message_loop()));
156}
157
158net::URLRequestContext*
159ServiceURLRequestContextGetter::GetURLRequestContext() {
160  if (!url_request_context_.get())
161    url_request_context_.reset(
162        new ServiceURLRequestContext(user_agent_,
163                                     proxy_config_service_.release()));
164  return url_request_context_.get();
165}
166
167scoped_refptr<base::SingleThreadTaskRunner>
168ServiceURLRequestContextGetter::GetNetworkTaskRunner() const {
169  return network_task_runner_;
170}
171
172ServiceURLRequestContextGetter::~ServiceURLRequestContextGetter() {}
173