chrome/browser/safe_browsing/incident_reporting/variations_seed_signature_analyzer.cc

   1 // Copyright 2014 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 "chrome/browser/safe_browsing/incident_reporting/variations_seed_signature_analyzer.h"
   6
   7 #include <string>
   8
   9 #include "base/bind.h"
  10 #include "base/location.h"
  11 #include "chrome/browser/browser_process.h"
  12 #include "chrome/browser/safe_browsing/incident_reporting/incident_receiver.h"
  13 #include "chrome/browser/safe_browsing/incident_reporting/variations_seed_signature_incident.h"
  14 #include "chrome/browser/safe_browsing/safe_browsing_service.h"
  15 #include "chrome/common/safe_browsing/csd.pb.h"
  16 #include "components/variations/service/variations_service.h"
  17 #include "content/public/browser/browser_thread.h"
  18
  19 namespace safe_browsing {
  20
  21 namespace {
  22
  23 void VerifyVariationsSeedSignatureOnUIThread(
  24     scoped_ptr<IncidentReceiver> incident_receiver) {
  25   variations::VariationsService* variations_service =
  26       g_browser_process->variations_service();
  27   if (!variations_service)
  28     return;
  29   std::string invalid_signature =
  30       variations_service->GetInvalidVariationsSeedSignature();
  31   if (!invalid_signature.empty()) {
  32     scoped_ptr<
  33         ClientIncidentReport_IncidentData_VariationsSeedSignatureIncident>
  34         variations_seed_signature(
  35             new ClientIncidentReport_IncidentData_VariationsSeedSignatureIncident());
  36     variations_seed_signature->set_variations_seed_signature(invalid_signature);
  37     incident_receiver->AddIncidentForProcess(make_scoped_ptr(
  38         new VariationsSeedSignatureIncident(variations_seed_signature.Pass())));
  39   }
  40 }
  41
  42 }  // namespace
  43
  44 void RegisterVariationsSeedSignatureAnalysis() {
  45   scoped_refptr<SafeBrowsingService> safe_browsing_service(
  46       g_browser_process->safe_browsing_service());
  47
  48   safe_browsing_service->RegisterDelayedAnalysisCallback(
  49       base::Bind(&VerifyVariationsSeedSignature));
  50 }
  51
  52 void VerifyVariationsSeedSignature(
  53     scoped_ptr<IncidentReceiver> incident_receiver) {
  54   content::BrowserThread::PostTask(
  55       content::BrowserThread::UI,
  56       FROM_HERE,
  57       base::Bind(&VerifyVariationsSeedSignatureOnUIThread,
  58                  base::Passed(&incident_receiver)));
  59 }
  60
  61 }  // namespace safe_browsing