features.cc 1.4 KB

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  1. // Copyright 2018 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. #include "components/gcm_driver/features.h"
  5. #include "base/metrics/field_trial_param_associator.h"
  6. #include "base/metrics/field_trial_params.h"
  7. #include "base/strings/string_number_conversions.h"
  8. #include "base/time/time.h"
  9. #include <algorithm>
  10. #include <map>
  11. namespace gcm {
  12. namespace features {
  13. const base::Feature kInvalidateTokenFeature{"GCMTokenInvalidAfterDays",
  14. base::FEATURE_ENABLED_BY_DEFAULT};
  15. const char kParamNameTokenInvalidationPeriodDays[] =
  16. "token_invalidation_period";
  17. // A token invalidation period of 0 means the feature is disabled, and the
  18. // GCM token never becomes stale.
  19. const int kDefaultTokenInvalidationPeriod = 7;
  20. base::TimeDelta GetTokenInvalidationInterval() {
  21. if (!base::FeatureList::IsEnabled(kInvalidateTokenFeature))
  22. return base::TimeDelta();
  23. std::string override_value = base::GetFieldTrialParamValueByFeature(
  24. kInvalidateTokenFeature, kParamNameTokenInvalidationPeriodDays);
  25. if (!override_value.empty()) {
  26. int override_value_days;
  27. if (base::StringToInt(override_value, &override_value_days))
  28. return base::Days(override_value_days);
  29. }
  30. return base::Days(kDefaultTokenInvalidationPeriod);
  31. }
  32. } // namespace features
  33. } // namespace gcm