proxy_resolving_client_socket_factory.cc 4.9 KB

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  1. // Copyright 2018 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. #include "services/network/proxy_resolving_client_socket_factory.h"
  5. #include "base/check.h"
  6. #include "base/time/time.h"
  7. #include "net/base/ip_address.h"
  8. #include "net/http/http_network_session.h"
  9. #include "net/http/http_transaction_factory.h"
  10. #include "net/url_request/url_request_context.h"
  11. #include "services/network/proxy_resolving_client_socket.h"
  12. namespace network {
  13. ProxyResolvingClientSocketFactory::ProxyResolvingClientSocketFactory(
  14. net::URLRequestContext* request_context)
  15. : request_context_(request_context) {
  16. DCHECK(request_context);
  17. net::HttpNetworkSessionContext session_context;
  18. session_context.client_socket_factory =
  19. request_context->GetNetworkSessionContext()->client_socket_factory;
  20. session_context.host_resolver = request_context->host_resolver();
  21. session_context.cert_verifier = request_context->cert_verifier();
  22. session_context.transport_security_state =
  23. request_context->transport_security_state();
  24. session_context.ct_policy_enforcer = request_context->ct_policy_enforcer();
  25. session_context.sct_auditing_delegate =
  26. request_context->sct_auditing_delegate();
  27. session_context.proxy_resolution_service =
  28. request_context->proxy_resolution_service();
  29. session_context.proxy_delegate = request_context->proxy_delegate();
  30. session_context.ssl_config_service = request_context->ssl_config_service();
  31. session_context.http_auth_handler_factory =
  32. request_context->http_auth_handler_factory();
  33. session_context.http_server_properties =
  34. request_context->http_server_properties();
  35. session_context.quic_context = request_context->quic_context();
  36. session_context.net_log = request_context->net_log();
  37. const net::HttpNetworkSessionParams* reference_params =
  38. request_context->GetNetworkSessionParams();
  39. net::HttpNetworkSessionParams session_params;
  40. if (reference_params) {
  41. // TODO(mmenke): Just copying specific parameters seems highly regression
  42. // prone. Should have a better way to do this.
  43. session_params.host_mapping_rules = reference_params->host_mapping_rules;
  44. session_params.ignore_certificate_errors =
  45. reference_params->ignore_certificate_errors;
  46. session_params.testing_fixed_http_port =
  47. reference_params->testing_fixed_http_port;
  48. session_params.testing_fixed_https_port =
  49. reference_params->testing_fixed_https_port;
  50. session_params.enable_http2 = reference_params->enable_http2;
  51. session_params.enable_http2_alternative_service =
  52. reference_params->enable_http2_alternative_service;
  53. // Note that ProxyResolvingClientSocket does not use QUIC, so enabling QUIC
  54. // won't do anything here.
  55. }
  56. // TODO(mmenke): Is a new HttpNetworkSession still needed?
  57. // ProxyResolvingClientSocket doesn't use socket pools, just the
  58. // SpdySessionPool, so it may be sufficient to create a new SpdySessionPool,
  59. // just use CommonConnectJobParams that reference it, but otherwise uses
  60. // |request_context|'s NetworkSession's objects.
  61. network_session_ = std::make_unique<net::HttpNetworkSession>(session_params,
  62. session_context);
  63. common_connect_job_params_ = std::make_unique<net::CommonConnectJobParams>(
  64. network_session_->CreateCommonConnectJobParams());
  65. }
  66. ProxyResolvingClientSocketFactory::~ProxyResolvingClientSocketFactory() {}
  67. std::unique_ptr<ProxyResolvingClientSocket>
  68. ProxyResolvingClientSocketFactory::CreateSocket(
  69. const GURL& url,
  70. const net::NetworkIsolationKey& network_isolation_key,
  71. bool use_tls) {
  72. // |request_context|'s HttpAuthCache might have updates. For example, a user
  73. // might have since entered proxy credentials. Clear the http auth of
  74. // |network_session_| and copy over the data from |request_context|'s auth
  75. // cache.
  76. //
  77. // TODO(davidben): This does not share the SSLClientContext, so proxy client
  78. // certificate credentials do not work. However, client certificates for both
  79. // proxy and origin are handled at the socket layer, so doing so would pick up
  80. // both sets. Depending on how these sockets are used, this may not be what we
  81. // want. Toggling privacy mode (i.e. CORS uncredentialed mode) on the
  82. // ConnectJob should give proxy auth without origin auth, but only after
  83. // https://crbug.com/775438 is fixed.
  84. network_session_->http_auth_cache()->ClearAllEntries();
  85. net::HttpAuthCache* other_auth_cache =
  86. request_context_->http_transaction_factory()
  87. ->GetSession()
  88. ->http_auth_cache();
  89. network_session_->http_auth_cache()->CopyProxyEntriesFrom(*other_auth_cache);
  90. return std::make_unique<ProxyResolvingClientSocket>(
  91. network_session_.get(), common_connect_job_params_.get(), url,
  92. network_isolation_key, use_tls, connect_job_factory_.get());
  93. }
  94. } // namespace network