1 // Copyright 2012 The Chromium Authors
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_builder.h"
6
7 #include <memory>
8 #include <string>
9 #include <utility>
10 #include <vector>
11
12 #include "base/check_op.h"
13 #include "base/compiler_specific.h"
14 #include "base/notreached.h"
15 #include "base/strings/string_util.h"
16 #include "base/task/sequenced_task_runner.h"
17 #include "base/task/single_thread_task_runner.h"
18 #include "base/task/thread_pool.h"
19 #include "base/types/pass_key.h"
20 #include "build/build_config.h"
21 #include "net/base/cache_type.h"
22 #include "net/base/net_errors.h"
23 #include "net/base/network_delegate_impl.h"
24 #include "net/cert/cert_verifier.h"
25 #include "net/cert/ct_log_verifier.h"
26 #include "net/cert/ct_policy_enforcer.h"
27 #include "net/cert/ct_verifier.h"
28 #include "net/cert/multi_log_ct_verifier.h"
29 #include "net/cert/sct_auditing_delegate.h"
30 #include "net/cookies/cookie_monster.h"
31 #include "net/dns/context_host_resolver.h"
32 #include "net/dns/host_resolver.h"
33 #include "net/dns/host_resolver_manager.h"
34 #include "net/http/http_auth_handler_factory.h"
35 #include "net/http/http_cache.h"
36 #include "net/http/http_network_layer.h"
37 #include "net/http/http_network_session.h"
38 #include "net/http/http_server_properties.h"
39 #include "net/http/http_server_properties_manager.h"
40 #include "net/http/transport_security_persister.h"
41 #include "net/http/transport_security_state.h"
42 #include "net/log/net_log.h"
43 #include "net/net_buildflags.h"
44 #include "net/nqe/network_quality_estimator.h"
45 #include "net/proxy_resolution/configured_proxy_resolution_service.h"
46 #include "net/quic/quic_context.h"
47 #include "net/quic/quic_stream_factory.h"
48 #include "net/socket/network_binding_client_socket_factory.h"
49 #include "net/ssl/ssl_config_service_defaults.h"
50 #include "net/url_request/static_http_user_agent_settings.h"
51 #include "net/url_request/url_request_context.h"
52 #include "net/url_request/url_request_job_factory.h"
53 #include "net/url_request/url_request_throttler_manager.h"
54 #include "url/url_constants.h"
55
56 #if BUILDFLAG(ENABLE_REPORTING)
57 #include "net/network_error_logging/network_error_logging_service.h"
58 #include "net/network_error_logging/persistent_reporting_and_nel_store.h"
59 #include "net/reporting/reporting_policy.h"
60 #include "net/reporting/reporting_service.h"
61 #endif // BUILDFLAG(ENABLE_REPORTING)
62
63 #if BUILDFLAG(IS_ANDROID)
64 #include "base/android/build_info.h"
65 #endif // BUILDFLAG(IS_ANDROID)
66
67 namespace net {
68
69 URLRequestContextBuilder::HttpCacheParams::HttpCacheParams() = default;
70 URLRequestContextBuilder::HttpCacheParams::~HttpCacheParams() = default;
71
72 URLRequestContextBuilder::URLRequestContextBuilder() = default;
73
74 URLRequestContextBuilder::~URLRequestContextBuilder() = default;
75
SetHttpNetworkSessionComponents(const URLRequestContext * request_context,HttpNetworkSessionContext * session_context,bool suppress_setting_socket_performance_watcher_factory,ClientSocketFactory * client_socket_factory)76 void URLRequestContextBuilder::SetHttpNetworkSessionComponents(
77 const URLRequestContext* request_context,
78 HttpNetworkSessionContext* session_context,
79 bool suppress_setting_socket_performance_watcher_factory,
80 ClientSocketFactory* client_socket_factory) {
81 session_context->client_socket_factory =
82 client_socket_factory ? client_socket_factory
83 : ClientSocketFactory::GetDefaultFactory();
84 session_context->host_resolver = request_context->host_resolver();
85 session_context->cert_verifier = request_context->cert_verifier();
86 session_context->transport_security_state =
87 request_context->transport_security_state();
88 session_context->ct_policy_enforcer = request_context->ct_policy_enforcer();
89 session_context->sct_auditing_delegate =
90 request_context->sct_auditing_delegate();
91 session_context->proxy_resolution_service =
92 request_context->proxy_resolution_service();
93 session_context->proxy_delegate = request_context->proxy_delegate();
94 session_context->http_user_agent_settings =
95 request_context->http_user_agent_settings();
96 session_context->ssl_config_service = request_context->ssl_config_service();
97 session_context->http_auth_handler_factory =
98 request_context->http_auth_handler_factory();
99 session_context->http_server_properties =
100 request_context->http_server_properties();
101 session_context->quic_context = request_context->quic_context();
102 session_context->net_log = request_context->net_log();
103 session_context->network_quality_estimator =
104 request_context->network_quality_estimator();
105 if (request_context->network_quality_estimator() &&
106 !suppress_setting_socket_performance_watcher_factory) {
107 session_context->socket_performance_watcher_factory =
108 request_context->network_quality_estimator()
109 ->GetSocketPerformanceWatcherFactory();
110 }
111 #if BUILDFLAG(ENABLE_REPORTING)
112 session_context->reporting_service = request_context->reporting_service();
113 session_context->network_error_logging_service =
114 request_context->network_error_logging_service();
115 #endif
116 }
117
set_accept_language(const std::string & accept_language)118 void URLRequestContextBuilder::set_accept_language(
119 const std::string& accept_language) {
120 DCHECK(!http_user_agent_settings_);
121 accept_language_ = accept_language;
122 }
set_user_agent(const std::string & user_agent)123 void URLRequestContextBuilder::set_user_agent(const std::string& user_agent) {
124 DCHECK(!http_user_agent_settings_);
125 user_agent_ = user_agent;
126 }
127
set_http_user_agent_settings(std::unique_ptr<HttpUserAgentSettings> http_user_agent_settings)128 void URLRequestContextBuilder::set_http_user_agent_settings(
129 std::unique_ptr<HttpUserAgentSettings> http_user_agent_settings) {
130 http_user_agent_settings_ = std::move(http_user_agent_settings);
131 }
132
EnableHttpCache(const HttpCacheParams & params)133 void URLRequestContextBuilder::EnableHttpCache(const HttpCacheParams& params) {
134 http_cache_enabled_ = true;
135 http_cache_params_ = params;
136 }
137
DisableHttpCache()138 void URLRequestContextBuilder::DisableHttpCache() {
139 http_cache_enabled_ = false;
140 http_cache_params_ = HttpCacheParams();
141 }
142
SetSpdyAndQuicEnabled(bool spdy_enabled,bool quic_enabled)143 void URLRequestContextBuilder::SetSpdyAndQuicEnabled(bool spdy_enabled,
144 bool quic_enabled) {
145 http_network_session_params_.enable_http2 = spdy_enabled;
146 http_network_session_params_.enable_quic = quic_enabled;
147 }
148
set_ct_policy_enforcer(std::unique_ptr<CTPolicyEnforcer> ct_policy_enforcer)149 void URLRequestContextBuilder::set_ct_policy_enforcer(
150 std::unique_ptr<CTPolicyEnforcer> ct_policy_enforcer) {
151 ct_policy_enforcer_ = std::move(ct_policy_enforcer);
152 }
153
set_sct_auditing_delegate(std::unique_ptr<SCTAuditingDelegate> sct_auditing_delegate)154 void URLRequestContextBuilder::set_sct_auditing_delegate(
155 std::unique_ptr<SCTAuditingDelegate> sct_auditing_delegate) {
156 sct_auditing_delegate_ = std::move(sct_auditing_delegate);
157 }
158
set_quic_context(std::unique_ptr<QuicContext> quic_context)159 void URLRequestContextBuilder::set_quic_context(
160 std::unique_ptr<QuicContext> quic_context) {
161 quic_context_ = std::move(quic_context);
162 }
163
SetCertVerifier(std::unique_ptr<CertVerifier> cert_verifier)164 void URLRequestContextBuilder::SetCertVerifier(
165 std::unique_ptr<CertVerifier> cert_verifier) {
166 cert_verifier_ = std::move(cert_verifier);
167 }
168
169 #if BUILDFLAG(ENABLE_REPORTING)
set_reporting_policy(std::unique_ptr<ReportingPolicy> reporting_policy)170 void URLRequestContextBuilder::set_reporting_policy(
171 std::unique_ptr<ReportingPolicy> reporting_policy) {
172 reporting_policy_ = std::move(reporting_policy);
173 }
174
set_reporting_service(std::unique_ptr<ReportingService> reporting_service)175 void URLRequestContextBuilder::set_reporting_service(
176 std::unique_ptr<ReportingService> reporting_service) {
177 reporting_service_ = std::move(reporting_service);
178 }
179
set_persistent_reporting_and_nel_store(std::unique_ptr<PersistentReportingAndNelStore> persistent_reporting_and_nel_store)180 void URLRequestContextBuilder::set_persistent_reporting_and_nel_store(
181 std::unique_ptr<PersistentReportingAndNelStore>
182 persistent_reporting_and_nel_store) {
183 persistent_reporting_and_nel_store_ =
184 std::move(persistent_reporting_and_nel_store);
185 }
186 #endif // BUILDFLAG(ENABLE_REPORTING)
187
SetCookieStore(std::unique_ptr<CookieStore> cookie_store)188 void URLRequestContextBuilder::SetCookieStore(
189 std::unique_ptr<CookieStore> cookie_store) {
190 cookie_store_set_by_client_ = true;
191 cookie_store_ = std::move(cookie_store);
192 }
193
SetProtocolHandler(const std::string & scheme,std::unique_ptr<URLRequestJobFactory::ProtocolHandler> protocol_handler)194 void URLRequestContextBuilder::SetProtocolHandler(
195 const std::string& scheme,
196 std::unique_ptr<URLRequestJobFactory::ProtocolHandler> protocol_handler) {
197 DCHECK(protocol_handler);
198 // If a consumer sets a ProtocolHandler and then overwrites it with another,
199 // it's probably a bug.
200 DCHECK_EQ(0u, protocol_handlers_.count(scheme));
201 protocol_handlers_[scheme] = std::move(protocol_handler);
202 }
203
set_host_resolver(std::unique_ptr<HostResolver> host_resolver)204 void URLRequestContextBuilder::set_host_resolver(
205 std::unique_ptr<HostResolver> host_resolver) {
206 DCHECK(!host_resolver_manager_);
207 DCHECK(host_mapping_rules_.empty());
208 DCHECK(!host_resolver_factory_);
209 host_resolver_ = std::move(host_resolver);
210 }
211
set_host_mapping_rules(std::string host_mapping_rules)212 void URLRequestContextBuilder::set_host_mapping_rules(
213 std::string host_mapping_rules) {
214 DCHECK(!host_resolver_);
215 host_mapping_rules_ = std::move(host_mapping_rules);
216 }
217
set_host_resolver_manager(HostResolverManager * manager)218 void URLRequestContextBuilder::set_host_resolver_manager(
219 HostResolverManager* manager) {
220 DCHECK(!host_resolver_);
221 host_resolver_manager_ = manager;
222 }
223
set_host_resolver_factory(HostResolver::Factory * factory)224 void URLRequestContextBuilder::set_host_resolver_factory(
225 HostResolver::Factory* factory) {
226 DCHECK(!host_resolver_);
227 host_resolver_factory_ = factory;
228 }
229
set_proxy_delegate(std::unique_ptr<ProxyDelegate> proxy_delegate)230 void URLRequestContextBuilder::set_proxy_delegate(
231 std::unique_ptr<ProxyDelegate> proxy_delegate) {
232 proxy_delegate_ = std::move(proxy_delegate);
233 }
234
SetHttpAuthHandlerFactory(std::unique_ptr<HttpAuthHandlerFactory> factory)235 void URLRequestContextBuilder::SetHttpAuthHandlerFactory(
236 std::unique_ptr<HttpAuthHandlerFactory> factory) {
237 http_auth_handler_factory_ = std::move(factory);
238 }
239
SetHttpServerProperties(std::unique_ptr<HttpServerProperties> http_server_properties)240 void URLRequestContextBuilder::SetHttpServerProperties(
241 std::unique_ptr<HttpServerProperties> http_server_properties) {
242 http_server_properties_ = std::move(http_server_properties);
243 }
244
SetCreateHttpTransactionFactoryCallback(CreateHttpTransactionFactoryCallback create_http_network_transaction_factory)245 void URLRequestContextBuilder::SetCreateHttpTransactionFactoryCallback(
246 CreateHttpTransactionFactoryCallback
247 create_http_network_transaction_factory) {
248 http_transaction_factory_.reset();
249 create_http_network_transaction_factory_ =
250 std::move(create_http_network_transaction_factory);
251 }
252
BindToNetwork(handles::NetworkHandle network,absl::optional<HostResolver::ManagerOptions> options)253 void URLRequestContextBuilder::BindToNetwork(
254 handles::NetworkHandle network,
255 absl::optional<HostResolver::ManagerOptions> options) {
256 #if BUILDFLAG(IS_ANDROID)
257 DCHECK(NetworkChangeNotifier::AreNetworkHandlesSupported());
258 // DNS lookups for this context will need to target `network`. NDK to do that
259 // has been introduced in Android Marshmallow
260 // (https://developer.android.com/ndk/reference/group/networking#android_getaddrinfofornetwork)
261 // This is also checked later on in the codepath (at lookup time), but
262 // failing here should be preferred to return a more intuitive crash path.
263 CHECK(base::android::BuildInfo::GetInstance()->sdk_int() >=
264 base::android::SDK_VERSION_MARSHMALLOW);
265 bound_network_ = network;
266 manager_options_ = options.value_or(manager_options_);
267 #else
268 NOTIMPLEMENTED();
269 #endif // BUILDFLAG(IS_ANDROID)
270 }
271
Build()272 std::unique_ptr<URLRequestContext> URLRequestContextBuilder::Build() {
273 auto context = std::make_unique<URLRequestContext>(
274 base::PassKey<URLRequestContextBuilder>());
275
276 context->set_enable_brotli(enable_brotli_);
277 context->set_check_cleartext_permitted(check_cleartext_permitted_);
278 context->set_require_network_isolation_key(require_network_isolation_key_);
279 context->set_network_quality_estimator(network_quality_estimator_);
280
281 if (http_user_agent_settings_) {
282 context->set_http_user_agent_settings(std::move(http_user_agent_settings_));
283 } else {
284 context->set_http_user_agent_settings(
285 std::make_unique<StaticHttpUserAgentSettings>(accept_language_,
286 user_agent_));
287 }
288
289 if (!network_delegate_)
290 network_delegate_ = std::make_unique<NetworkDelegateImpl>();
291 context->set_network_delegate(std::move(network_delegate_));
292
293 if (net_log_) {
294 // Unlike the other builder parameters, |net_log_| is not owned by the
295 // builder or resulting context.
296 context->set_net_log(net_log_);
297 } else {
298 context->set_net_log(NetLog::Get());
299 }
300
301 if (bound_network_ != handles::kInvalidNetworkHandle) {
302 DCHECK(!client_socket_factory_raw_);
303 DCHECK(!host_resolver_);
304 DCHECK(!host_resolver_manager_);
305 DCHECK(!host_resolver_factory_);
306
307 context->set_bound_network(bound_network_);
308
309 // All sockets created for this context will need to be bound to
310 // `bound_network_`.
311 auto client_socket_factory =
312 std::make_unique<NetworkBindingClientSocketFactory>(bound_network_);
313 set_client_socket_factory(client_socket_factory.get());
314 context->set_client_socket_factory(std::move(client_socket_factory));
315
316 host_resolver_ = HostResolver::CreateStandaloneNetworkBoundResolver(
317 context->net_log(), bound_network_, manager_options_);
318
319 if (!quic_context_)
320 set_quic_context(std::make_unique<QuicContext>());
321 auto* quic_params = quic_context_->params();
322 // QUIC sessions for this context should not be closed (or go away) after a
323 // network change.
324 quic_params->close_sessions_on_ip_change = false;
325 quic_params->goaway_sessions_on_ip_change = false;
326
327 // QUIC connection migration should not be enabled when binding a context
328 // to a network.
329 quic_params->migrate_sessions_on_network_change_v2 = false;
330
331 // Objects used by network sessions for this context shouldn't listen to
332 // network changes.
333 http_network_session_params_.ignore_ip_address_changes = true;
334 }
335
336 if (client_socket_factory_) {
337 context->set_client_socket_factory(std::move(client_socket_factory_));
338 }
339
340 if (host_resolver_) {
341 DCHECK(host_mapping_rules_.empty());
342 DCHECK(!host_resolver_manager_);
343 DCHECK(!host_resolver_factory_);
344 } else if (host_resolver_manager_) {
345 if (host_resolver_factory_) {
346 host_resolver_ = host_resolver_factory_->CreateResolver(
347 host_resolver_manager_, host_mapping_rules_,
348 true /* enable_caching */);
349 } else {
350 host_resolver_ = HostResolver::CreateResolver(host_resolver_manager_,
351 host_mapping_rules_,
352 true /* enable_caching */);
353 }
354 } else {
355 if (host_resolver_factory_) {
356 host_resolver_ = host_resolver_factory_->CreateStandaloneResolver(
357 context->net_log(), HostResolver::ManagerOptions(),
358 host_mapping_rules_, true /* enable_caching */);
359 } else {
360 host_resolver_ = HostResolver::CreateStandaloneResolver(
361 context->net_log(), HostResolver::ManagerOptions(),
362 host_mapping_rules_, true /* enable_caching */);
363 }
364 }
365 host_resolver_->SetRequestContext(context.get());
366 context->set_host_resolver(std::move(host_resolver_));
367
368 if (ssl_config_service_) {
369 context->set_ssl_config_service(std::move(ssl_config_service_));
370 } else {
371 context->set_ssl_config_service(
372 std::make_unique<SSLConfigServiceDefaults>());
373 }
374
375 if (http_auth_handler_factory_) {
376 context->set_http_auth_handler_factory(
377 std::move(http_auth_handler_factory_));
378 } else {
379 context->set_http_auth_handler_factory(
380 HttpAuthHandlerRegistryFactory::CreateDefault());
381 }
382
383 if (cookie_store_set_by_client_) {
384 context->set_cookie_store(std::move(cookie_store_));
385 } else {
386 auto cookie_store = std::make_unique<CookieMonster>(nullptr /* store */,
387 context->net_log());
388 context->set_cookie_store(std::move(cookie_store));
389 }
390
391 context->set_transport_security_state(
392 std::make_unique<TransportSecurityState>(hsts_policy_bypass_list_));
393 if (!transport_security_persister_file_path_.empty()) {
394 // Use a low priority because saving this should not block anything
395 // user-visible. Block shutdown to ensure it does get persisted to disk,
396 // since it contains security-relevant information.
397 scoped_refptr<base::SequencedTaskRunner> task_runner(
398 base::ThreadPool::CreateSequencedTaskRunner(
399 {base::MayBlock(), base::TaskPriority::BEST_EFFORT,
400 base::TaskShutdownBehavior::BLOCK_SHUTDOWN}));
401
402 context->set_transport_security_persister(
403 std::make_unique<TransportSecurityPersister>(
404 context->transport_security_state(), task_runner,
405 transport_security_persister_file_path_));
406 }
407
408 if (http_server_properties_) {
409 context->set_http_server_properties(std::move(http_server_properties_));
410 } else {
411 context->set_http_server_properties(
412 std::make_unique<HttpServerProperties>());
413 }
414
415 if (cert_verifier_) {
416 context->set_cert_verifier(std::move(cert_verifier_));
417 } else {
418 // TODO(mattm): Should URLRequestContextBuilder create a CertNetFetcher?
419 context->set_cert_verifier(
420 CertVerifier::CreateDefault(/*cert_net_fetcher=*/nullptr));
421 }
422
423 if (ct_policy_enforcer_) {
424 context->set_ct_policy_enforcer(std::move(ct_policy_enforcer_));
425 } else {
426 context->set_ct_policy_enforcer(
427 std::make_unique<DefaultCTPolicyEnforcer>());
428 }
429
430 if (sct_auditing_delegate_) {
431 context->set_sct_auditing_delegate(std::move(sct_auditing_delegate_));
432 }
433
434 if (quic_context_) {
435 context->set_quic_context(std::move(quic_context_));
436 } else {
437 context->set_quic_context(std::make_unique<QuicContext>());
438 }
439
440 if (throttling_enabled_) {
441 context->set_throttler_manager(
442 std::make_unique<URLRequestThrottlerManager>());
443 }
444
445 if (!proxy_resolution_service_) {
446 #if !BUILDFLAG(IS_LINUX) && !BUILDFLAG(IS_CHROMEOS) && !BUILDFLAG(IS_ANDROID)
447 // TODO(willchan): Switch to using this code when
448 // ProxyConfigService::CreateSystemProxyConfigService()'s
449 // signature doesn't suck.
450 if (!proxy_config_service_) {
451 proxy_config_service_ =
452 ProxyConfigService::CreateSystemProxyConfigService(
453 base::SingleThreadTaskRunner::GetCurrentDefault().get());
454 }
455 #endif // !BUILDFLAG(IS_LINUX) && !BUILDFLAG(IS_CHROMEOS) &&
456 // !BUILDFLAG(IS_ANDROID)
457 proxy_resolution_service_ = CreateProxyResolutionService(
458 std::move(proxy_config_service_), context.get(),
459 context->host_resolver(), context->network_delegate(),
460 context->net_log(), pac_quick_check_enabled_);
461 }
462 ProxyResolutionService* proxy_resolution_service =
463 proxy_resolution_service_.get();
464 context->set_proxy_resolution_service(std::move(proxy_resolution_service_));
465
466 #if BUILDFLAG(ENABLE_REPORTING)
467 // Note: ReportingService::Create and NetworkErrorLoggingService::Create can
468 // both return nullptr if the corresponding base::Feature is disabled.
469
470 if (reporting_service_) {
471 context->set_reporting_service(std::move(reporting_service_));
472 } else if (reporting_policy_) {
473 context->set_reporting_service(
474 ReportingService::Create(*reporting_policy_, context.get(),
475 persistent_reporting_and_nel_store_.get()));
476 }
477
478 if (network_error_logging_enabled_) {
479 if (!network_error_logging_service_) {
480 network_error_logging_service_ = NetworkErrorLoggingService::Create(
481 persistent_reporting_and_nel_store_.get());
482 }
483 context->set_network_error_logging_service(
484 std::move(network_error_logging_service_));
485 }
486
487 if (persistent_reporting_and_nel_store_) {
488 context->set_persistent_reporting_and_nel_store(
489 std::move(persistent_reporting_and_nel_store_));
490 }
491
492 // If both Reporting and Network Error Logging are actually enabled, then
493 // connect them so Network Error Logging can use Reporting to deliver error
494 // reports.
495 if (context->reporting_service() &&
496 context->network_error_logging_service()) {
497 context->network_error_logging_service()->SetReportingService(
498 context->reporting_service());
499 }
500 #endif // BUILDFLAG(ENABLE_REPORTING)
501
502 if (proxy_delegate_) {
503 proxy_resolution_service->SetProxyDelegate(proxy_delegate_.get());
504 context->set_proxy_delegate(std::move(proxy_delegate_));
505 }
506
507 HttpNetworkSessionContext network_session_context;
508 // Unlike the other fields of HttpNetworkSession::Context,
509 // |client_socket_factory| is not mirrored in URLRequestContext.
510 SetHttpNetworkSessionComponents(
511 context.get(), &network_session_context,
512 suppress_setting_socket_performance_watcher_factory_for_testing_,
513 client_socket_factory_raw_);
514
515 context->set_http_network_session(std::make_unique<HttpNetworkSession>(
516 http_network_session_params_, network_session_context));
517
518 std::unique_ptr<HttpTransactionFactory> http_transaction_factory;
519 if (http_transaction_factory_) {
520 http_transaction_factory = std::move(http_transaction_factory_);
521 } else if (!create_http_network_transaction_factory_.is_null()) {
522 http_transaction_factory =
523 std::move(create_http_network_transaction_factory_)
524 .Run(context->http_network_session());
525 } else {
526 http_transaction_factory =
527 std::make_unique<HttpNetworkLayer>(context->http_network_session());
528 }
529
530 if (http_cache_enabled_) {
531 std::unique_ptr<HttpCache::BackendFactory> http_cache_backend;
532 if (http_cache_params_.type != HttpCacheParams::IN_MEMORY) {
533 // TODO(mmenke): Maybe merge BackendType and HttpCacheParams::Type? The
534 // first doesn't include in memory, so may require some work.
535 BackendType backend_type = CACHE_BACKEND_DEFAULT;
536 switch (http_cache_params_.type) {
537 case HttpCacheParams::DISK:
538 backend_type = CACHE_BACKEND_DEFAULT;
539 break;
540 case HttpCacheParams::DISK_BLOCKFILE:
541 backend_type = CACHE_BACKEND_BLOCKFILE;
542 break;
543 case HttpCacheParams::DISK_SIMPLE:
544 backend_type = CACHE_BACKEND_SIMPLE;
545 break;
546 case HttpCacheParams::IN_MEMORY:
547 NOTREACHED();
548 break;
549 }
550 http_cache_backend = std::make_unique<HttpCache::DefaultBackend>(
551 DISK_CACHE, backend_type, http_cache_params_.file_operations_factory,
552 http_cache_params_.path, http_cache_params_.max_size,
553 http_cache_params_.reset_cache);
554 } else {
555 http_cache_backend =
556 HttpCache::DefaultBackend::InMemory(http_cache_params_.max_size);
557 }
558 #if BUILDFLAG(IS_ANDROID)
559 http_cache_backend->SetAppStatusListener(
560 http_cache_params_.app_status_listener);
561 #endif
562
563 http_transaction_factory = std::make_unique<HttpCache>(
564 std::move(http_transaction_factory), std::move(http_cache_backend));
565 }
566 context->set_http_transaction_factory(std::move(http_transaction_factory));
567
568 std::unique_ptr<URLRequestJobFactory> job_factory =
569 std::make_unique<URLRequestJobFactory>();
570 for (auto& scheme_handler : protocol_handlers_) {
571 job_factory->SetProtocolHandler(scheme_handler.first,
572 std::move(scheme_handler.second));
573 }
574 protocol_handlers_.clear();
575
576 context->set_job_factory(std::move(job_factory));
577
578 return context;
579 }
580
581 std::unique_ptr<ProxyResolutionService>
CreateProxyResolutionService(std::unique_ptr<ProxyConfigService> proxy_config_service,URLRequestContext * url_request_context,HostResolver * host_resolver,NetworkDelegate * network_delegate,NetLog * net_log,bool pac_quick_check_enabled)582 URLRequestContextBuilder::CreateProxyResolutionService(
583 std::unique_ptr<ProxyConfigService> proxy_config_service,
584 URLRequestContext* url_request_context,
585 HostResolver* host_resolver,
586 NetworkDelegate* network_delegate,
587 NetLog* net_log,
588 bool pac_quick_check_enabled) {
589 return ConfiguredProxyResolutionService::CreateUsingSystemProxyResolver(
590 std::move(proxy_config_service), net_log, pac_quick_check_enabled);
591 }
592
593 } // namespace net
594