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      1 // Copyright 2013 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 "components/policy/core/common/cloud/system_policy_request_context.h"
      6 
      7 #include "base/logging.h"
      8 #include "base/single_thread_task_runner.h"
      9 #include "net/cookies/cookie_monster.h"
     10 #include "net/http/http_network_layer.h"
     11 #include "net/url_request/url_request_context.h"
     12 
     13 namespace policy {
     14 
     15 SystemPolicyRequestContext::SystemPolicyRequestContext(
     16     scoped_refptr<net::URLRequestContextGetter> system_context_getter,
     17     const std::string& user_agent)
     18     : system_context_getter_(system_context_getter),
     19       http_user_agent_settings_("*", user_agent) {
     20   DCHECK(system_context_getter.get());
     21 }
     22 
     23 SystemPolicyRequestContext::~SystemPolicyRequestContext() {
     24 }
     25 
     26 net::URLRequestContext*
     27 SystemPolicyRequestContext::GetURLRequestContext() {
     28   DCHECK(GetNetworkTaskRunner()->RunsTasksOnCurrentThread());
     29   if (!context_.get()) {
     30     // Create our URLRequestContext().
     31     context_.reset(new net::URLRequestContext());
     32 
     33     net::URLRequestContext* system_context =
     34         system_context_getter_->GetURLRequestContext();
     35     // Share resolver, proxy service and ssl bits with the system context.
     36     // This is important so we don't make redundant requests (e.g. when
     37     // resolving proxy auto configuration).
     38     // TODO(atwilson): Consider using CopyFrom() here to copy all services -
     39     // http://crbug.com/322422.
     40     context_->set_net_log(system_context->net_log());
     41     context_->set_host_resolver(system_context->host_resolver());
     42     context_->set_proxy_service(system_context->proxy_service());
     43     context_->set_ssl_config_service(
     44         system_context->ssl_config_service());
     45 
     46     // Share the job factory (if there is one). This allows tests to intercept
     47     // requests made via this request context if they install protocol handlers
     48     // at the system request context.
     49     context_->set_job_factory(system_context->job_factory());
     50 
     51     // Set our custom UserAgent.
     52     context_->set_http_user_agent_settings(&http_user_agent_settings_);
     53 
     54     // Share the http session.
     55     http_transaction_factory_.reset(new net::HttpNetworkLayer(
     56         system_context->http_transaction_factory()->GetSession()));
     57     context_->set_http_transaction_factory(http_transaction_factory_.get());
     58 
     59     // No cookies, please. We also don't track channel IDs (no
     60     // ChannelIDService).
     61     context_->set_cookie_store(new net::CookieMonster(NULL, NULL));
     62   }
     63 
     64   return context_.get();
     65 }
     66 
     67 scoped_refptr<base::SingleThreadTaskRunner>
     68 SystemPolicyRequestContext::GetNetworkTaskRunner() const {
     69   return system_context_getter_->GetNetworkTaskRunner();
     70 }
     71 
     72 }  // namespace policy
     73