mirror of
https://github.com/klzgrad/naiveproxy.git
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183 lines
7.0 KiB
C++
183 lines
7.0 KiB
C++
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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "net/url_request/url_request_context.h"
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#include <inttypes.h>
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#include "base/compiler_specific.h"
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#include "base/debug/alias.h"
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#include "base/memory/ptr_util.h"
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#include "base/metrics/histogram_functions.h"
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#include "base/metrics/histogram_macros.h"
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#include "base/strings/string_util.h"
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#include "base/strings/stringprintf.h"
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#include "base/threading/thread_task_runner_handle.h"
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#include "base/trace_event/memory_allocator_dump.h"
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#include "base/trace_event/memory_dump_manager.h"
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#include "base/trace_event/memory_dump_request_args.h"
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#include "base/trace_event/process_memory_dump.h"
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#include "net/cookies/cookie_store.h"
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#include "net/dns/host_resolver.h"
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#include "net/http/http_cache.h"
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#include "net/http/http_transaction_factory.h"
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#include "net/socket/ssl_client_socket_impl.h"
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#include "net/url_request/http_user_agent_settings.h"
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#include "net/url_request/url_request.h"
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namespace net {
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URLRequestContext::URLRequestContext()
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: net_log_(nullptr),
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host_resolver_(nullptr),
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cert_verifier_(nullptr),
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channel_id_service_(nullptr),
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http_auth_handler_factory_(nullptr),
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proxy_resolution_service_(nullptr),
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ssl_config_service_(nullptr),
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network_delegate_(nullptr),
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http_server_properties_(nullptr),
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http_user_agent_settings_(nullptr),
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cookie_store_(nullptr),
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transport_security_state_(nullptr),
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cert_transparency_verifier_(nullptr),
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ct_policy_enforcer_(nullptr),
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http_transaction_factory_(nullptr),
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job_factory_(nullptr),
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throttler_manager_(nullptr),
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network_quality_estimator_(nullptr),
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#if BUILDFLAG(ENABLE_REPORTING)
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reporting_service_(nullptr),
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network_error_logging_service_(nullptr),
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#endif // BUILDFLAG(ENABLE_REPORTING)
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url_requests_(std::make_unique<std::set<const URLRequest*>>()),
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enable_brotli_(false),
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check_cleartext_permitted_(false),
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name_("unknown") {
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base::trace_event::MemoryDumpManager::GetInstance()->RegisterDumpProvider(
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this, "URLRequestContext", base::ThreadTaskRunnerHandle::Get());
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}
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URLRequestContext::~URLRequestContext() {
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DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
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AssertNoURLRequests();
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base::trace_event::MemoryDumpManager::GetInstance()->UnregisterDumpProvider(
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this);
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}
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void URLRequestContext::CopyFrom(const URLRequestContext* other) {
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// Copy URLRequestContext parameters.
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set_net_log(other->net_log_);
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set_host_resolver(other->host_resolver_);
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set_cert_verifier(other->cert_verifier_);
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set_channel_id_service(other->channel_id_service_);
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set_http_auth_handler_factory(other->http_auth_handler_factory_);
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set_proxy_resolution_service(other->proxy_resolution_service_);
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set_ssl_config_service(other->ssl_config_service_);
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set_network_delegate(other->network_delegate_);
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set_http_server_properties(other->http_server_properties_);
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set_cookie_store(other->cookie_store_);
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set_transport_security_state(other->transport_security_state_);
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set_cert_transparency_verifier(other->cert_transparency_verifier_);
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set_ct_policy_enforcer(other->ct_policy_enforcer_);
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set_http_transaction_factory(other->http_transaction_factory_);
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set_job_factory(other->job_factory_);
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set_throttler_manager(other->throttler_manager_);
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set_http_user_agent_settings(other->http_user_agent_settings_);
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set_network_quality_estimator(other->network_quality_estimator_);
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#if BUILDFLAG(ENABLE_REPORTING)
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set_reporting_service(other->reporting_service_);
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set_network_error_logging_service(other->network_error_logging_service_);
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#endif // BUILDFLAG(ENABLE_REPORTING)
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set_enable_brotli(other->enable_brotli_);
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set_check_cleartext_permitted(other->check_cleartext_permitted_);
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}
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const HttpNetworkSession::Params* URLRequestContext::GetNetworkSessionParams(
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) const {
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HttpTransactionFactory* transaction_factory = http_transaction_factory();
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if (!transaction_factory)
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return nullptr;
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HttpNetworkSession* network_session = transaction_factory->GetSession();
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if (!network_session)
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return nullptr;
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return &network_session->params();
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}
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const HttpNetworkSession::Context* URLRequestContext::GetNetworkSessionContext()
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const {
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HttpTransactionFactory* transaction_factory = http_transaction_factory();
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if (!transaction_factory)
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return nullptr;
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HttpNetworkSession* network_session = transaction_factory->GetSession();
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if (!network_session)
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return nullptr;
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return &network_session->context();
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}
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std::unique_ptr<URLRequest> URLRequestContext::CreateRequest(
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const GURL& url,
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RequestPriority priority,
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URLRequest::Delegate* delegate) const {
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return CreateRequest(url, priority, delegate, MISSING_TRAFFIC_ANNOTATION);
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}
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std::unique_ptr<URLRequest> URLRequestContext::CreateRequest(
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const GURL& url,
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RequestPriority priority,
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URLRequest::Delegate* delegate,
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NetworkTrafficAnnotationTag traffic_annotation) const {
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return base::WrapUnique(new URLRequest(
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url, priority, delegate, this, network_delegate_, traffic_annotation));
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}
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void URLRequestContext::set_cookie_store(CookieStore* cookie_store) {
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cookie_store_ = cookie_store;
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}
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void URLRequestContext::AssertNoURLRequests() const {
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int num_requests = url_requests_->size();
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if (num_requests != 0) {
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// We're leaking URLRequests :( Dump the URL of the first one and record how
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// many we leaked so we have an idea of how bad it is.
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const URLRequest* request = *url_requests_->begin();
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int load_flags = request->load_flags();
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DEBUG_ALIAS_FOR_GURL(url_buf, request->url());
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base::debug::Alias(&num_requests);
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base::debug::Alias(&load_flags);
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CHECK(false) << "Leaked " << num_requests << " URLRequest(s). First URL: "
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<< request->url().spec().c_str() << ".";
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}
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}
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bool URLRequestContext::OnMemoryDump(
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const base::trace_event::MemoryDumpArgs& args,
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base::trace_event::ProcessMemoryDump* pmd) {
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SSLClientSocketImpl::DumpSSLClientSessionMemoryStats(pmd);
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std::string dump_name =
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base::StringPrintf("net/url_request_context/%s/0x%" PRIxPTR,
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name_.c_str(), reinterpret_cast<uintptr_t>(this));
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base::trace_event::MemoryAllocatorDump* dump =
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pmd->CreateAllocatorDump(dump_name);
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dump->AddScalar(base::trace_event::MemoryAllocatorDump::kNameObjectCount,
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base::trace_event::MemoryAllocatorDump::kUnitsObjects,
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url_requests_->size());
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HttpTransactionFactory* transaction_factory = http_transaction_factory();
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if (transaction_factory) {
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HttpNetworkSession* network_session = transaction_factory->GetSession();
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if (network_session)
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network_session->DumpMemoryStats(pmd, dump->absolute_name());
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HttpCache* http_cache = transaction_factory->GetCache();
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if (http_cache)
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http_cache->DumpMemoryStats(pmd, dump->absolute_name());
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}
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if (cookie_store_) {
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cookie_store_->DumpMemoryStats(pmd, dump->absolute_name());
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}
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return true;
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}
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} // namespace net
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