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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/user_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 UserPolicyRequestContext::UserPolicyRequestContext(
     16     scoped_refptr<net::URLRequestContextGetter> user_context_getter,
     17     scoped_refptr<net::URLRequestContextGetter> system_context_getter,
     18     const std::string& user_agent)
     19     : user_context_getter_(user_context_getter),
     20       system_context_getter_(system_context_getter),
     21       http_user_agent_settings_("*", user_agent) {
     22   DCHECK(user_context_getter_.get());
     23 }
     24 
     25 UserPolicyRequestContext::~UserPolicyRequestContext() {
     26 }
     27 
     28 net::URLRequestContext*
     29 UserPolicyRequestContext::GetURLRequestContext() {
     30   DCHECK(GetNetworkTaskRunner()->RunsTasksOnCurrentThread());
     31   if (!context_.get()) {
     32     // Create our URLRequestContext().
     33     context_.reset(new net::URLRequestContext());
     34     net::URLRequestContext* user_context =
     35         user_context_getter_->GetURLRequestContext();
     36 
     37     // Reuse pretty much everything from the user context, except we
     38     // use the system context's proxy and resolver (see below).
     39     context_->CopyFrom(user_context);
     40 
     41     // Use the system context's proxy and resolver to ensure that we can still
     42     // fetch policy updates even if a bad proxy config is pushed via user
     43     // policy.
     44     // TODO(atwilson): Re-enable the following lines in a followup CL per
     45     // reviewer request.
     46     // net::URLRequestContext* system_context =
     47     //        system_context_getter_->GetURLRequestContext();
     48     // context_->set_host_resolver(system_context->host_resolver());
     49     // context_->set_proxy_service(system_context->proxy_service());
     50 
     51     // Set our custom UserAgent.
     52     context_->set_http_user_agent_settings(&http_user_agent_settings_);
     53   }
     54   return context_.get();
     55 }
     56 
     57 scoped_refptr<base::SingleThreadTaskRunner>
     58 UserPolicyRequestContext::GetNetworkTaskRunner() const {
     59   return user_context_getter_->GetNetworkTaskRunner();
     60 }
     61 
     62 }  // namespace policy
     63