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cromite/build/patches/Bromite-AdBlockUpdaterService.patch
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csagan5 a6ca6a5cee Release 81.0.4044.63
2020-03-13 18:52:40 +01:00

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From: csagan5 <32685696+csagan5@users.noreply.github.com>
Date: Sat, 14 Sep 2019 10:20:08 +0200
Subject: Bromite AdBlockUpdaterService
Disable look-alike, metrics, ablation and navigation throttles
Do not use experiments to enable/disable presets
Always enable ad filtering
Download filters by checking Last-Modified header first
---
chrome/browser/after_startup_task_utils.cc | 5 +
chrome/browser/browser_process.h | 7 +
chrome/browser/browser_process_impl.cc | 28 ++
chrome/browser/browser_process_impl.h | 3 +
chrome/browser/chrome_browser_main.cc | 5 +-
.../browser/chrome_content_browser_client.cc | 16 --
components/component_updater/BUILD.gn | 6 +
.../adblock_updater_service.cc | 249 ++++++++++++++++++
.../adblock_updater_service.h | 99 +++++++
.../download_filters_task.cc | 221 ++++++++++++++++
.../component_updater/download_filters_task.h | 129 +++++++++
...ent_subresource_filter_throttle_manager.cc | 11 +
.../content/browser/ruleset_service.cc | 33 ++-
.../content/browser/ruleset_service.h | 7 +-
.../content/browser/ruleset_version.cc | 1 +
.../content/browser/ruleset_version.h | 5 +
.../browser/verified_ruleset_dealer.cc | 2 +
.../browser/subresource_filter_features.cc | 113 +-------
.../core/common/common_features.cc | 2 +-
.../frame_host/navigation_throttle_runner.cc | 10 -
20 files changed, 808 insertions(+), 144 deletions(-)
create mode 100644 components/component_updater/adblock_updater_service.cc
create mode 100644 components/component_updater/adblock_updater_service.h
create mode 100644 components/component_updater/download_filters_task.cc
create mode 100644 components/component_updater/download_filters_task.h
diff --git a/chrome/browser/after_startup_task_utils.cc b/chrome/browser/after_startup_task_utils.cc
--- a/chrome/browser/after_startup_task_utils.cc
+++ b/chrome/browser/after_startup_task_utils.cc
@@ -37,6 +37,8 @@
#include "ui/views/linux_ui/linux_ui.h"
#endif
+#include "chrome/browser/browser_process.h"
+
using content::BrowserThread;
using content::WebContents;
using content::WebContentsObserver;
@@ -137,6 +139,9 @@ void SetBrowserStartupIsComplete() {
g_after_startup_tasks.Get().clear();
g_after_startup_tasks.Get().shrink_to_fit();
+ // initialize scheduled updates for the AdBlock updater
+ g_browser_process->adblock_updater()->Start();
+
#if defined(OS_LINUX) && !defined(OS_CHROMEOS)
// Make sure we complete the startup notification sequence, or launchers will
// get confused by not receiving the expected message from the main process.
diff --git a/chrome/browser/browser_process.h b/chrome/browser/browser_process.h
--- a/chrome/browser/browser_process.h
+++ b/chrome/browser/browser_process.h
@@ -21,6 +21,7 @@
#include "build/build_config.h"
#include "chrome/common/buildflags.h"
#include "media/media_buildflags.h"
+#include "components/component_updater/adblock_updater_service.h"
class BackgroundModeManager;
class BrowserProcessPlatformPart;
@@ -58,6 +59,10 @@ class ComponentUpdateService;
class SupervisedUserWhitelistInstaller;
}
+namespace adblock_updater {
+class AdBlockUpdaterService;
+}
+
namespace extensions {
class EventRouterForwarder;
}
@@ -229,6 +234,8 @@ class BrowserProcess {
virtual component_updater::ComponentUpdateService* component_updater() = 0;
+ virtual adblock_updater::AdBlockUpdaterService* adblock_updater() = 0;
+
#if BUILDFLAG(ENABLE_SUPERVISED_USERS)
virtual component_updater::SupervisedUserWhitelistInstaller*
supervised_user_whitelist_installer() = 0;
diff --git a/chrome/browser/browser_process_impl.cc b/chrome/browser/browser_process_impl.cc
--- a/chrome/browser/browser_process_impl.cc
+++ b/chrome/browser/browser_process_impl.cc
@@ -1012,6 +1012,34 @@ BrowserProcessImpl::component_updater() {
return component_updater_.get();
}
+adblock_updater::AdBlockUpdaterService*
+BrowserProcessImpl::adblock_updater() {
+ if (adblock_updater_)
+ return adblock_updater_.get();
+
+ if (!BrowserThread::CurrentlyOn(BrowserThread::UI))
+ return nullptr;
+
+ std::unique_ptr<component_updater::UpdateScheduler> scheduler;
+#if defined(OS_ANDROID)
+ if (base::FeatureList::IsEnabled(
+ chrome::android::kBackgroundTaskComponentUpdate) &&
+ component_updater::BackgroundTaskUpdateScheduler::IsAvailable()) {
+ scheduler =
+ std::make_unique<component_updater::BackgroundTaskUpdateScheduler>();
+ }
+#endif
+ if (!scheduler)
+ scheduler = std::make_unique<component_updater::TimerUpdateScheduler>();
+
+ adblock_updater_ = std::make_unique<adblock_updater::AdBlockUpdaterService>(
+ g_browser_process->system_network_context_manager()->GetSharedURLLoaderFactory(),
+ std::move(scheduler),
+ g_browser_process->subresource_filter_ruleset_service());
+
+ return adblock_updater_.get();
+}
+
#if BUILDFLAG(ENABLE_SUPERVISED_USERS)
component_updater::SupervisedUserWhitelistInstaller*
BrowserProcessImpl::supervised_user_whitelist_installer() {
diff --git a/chrome/browser/browser_process_impl.h b/chrome/browser/browser_process_impl.h
--- a/chrome/browser/browser_process_impl.h
+++ b/chrome/browser/browser_process_impl.h
@@ -177,6 +177,7 @@ class BrowserProcessImpl : public BrowserProcess,
#endif
component_updater::ComponentUpdateService* component_updater() override;
+ adblock_updater::AdBlockUpdaterService* adblock_updater() override;
#if BUILDFLAG(ENABLE_SUPERVISED_USERS)
component_updater::SupervisedUserWhitelistInstaller*
supervised_user_whitelist_installer() override;
@@ -357,6 +358,8 @@ class BrowserProcessImpl : public BrowserProcess,
// but some users of component updater only install per-user.
std::unique_ptr<component_updater::ComponentUpdateService> component_updater_;
+ std::unique_ptr<adblock_updater::AdBlockUpdaterService> adblock_updater_;
+
#if BUILDFLAG(ENABLE_SUPERVISED_USERS)
std::unique_ptr<component_updater::SupervisedUserWhitelistInstaller>
supervised_user_whitelist_installer_;
diff --git a/chrome/browser/chrome_browser_main.cc b/chrome/browser/chrome_browser_main.cc
--- a/chrome/browser/chrome_browser_main.cc
+++ b/chrome/browser/chrome_browser_main.cc
@@ -1723,9 +1723,12 @@ int ChromeBrowserMainParts::PreMainMessageLoopRunImpl() {
PreBrowserStart();
- if (!parsed_command_line().HasSwitch(switches::kDisableComponentUpdate))
+ if (!parsed_command_line().HasSwitch(switches::kDisableComponentUpdate)) {
RegisterComponentsForUpdate(profile_->IsOffTheRecord(),
profile_->GetPrefs());
+ // force initialisation
+ g_browser_process->adblock_updater();
+ }
variations::VariationsService* variations_service =
browser_process_->variations_service();
diff --git a/chrome/browser/chrome_content_browser_client.cc b/chrome/browser/chrome_content_browser_client.cc
--- a/chrome/browser/chrome_content_browser_client.cc
+++ b/chrome/browser/chrome_content_browser_client.cc
@@ -65,7 +65,6 @@
#include "chrome/browser/hid/chrome_hid_delegate.h"
#include "chrome/browser/interstitials/enterprise_util.h"
#include "chrome/browser/lifetime/browser_shutdown.h"
-#include "chrome/browser/lookalikes/lookalike_url_navigation_throttle.h"
#include "chrome/browser/media/router/media_router_feature.h"
#include "chrome/browser/media/router/presentation/presentation_service_delegate_impl.h"
#include "chrome/browser/media/router/presentation/receiver_presentation_service_delegate_impl.h"
@@ -216,7 +215,6 @@
#include "components/language/core/browser/pref_names.h"
#include "components/metrics/client_info.h"
#include "components/net_log/chrome_net_log.h"
-#include "components/page_load_metrics/browser/metrics_navigation_throttle.h"
#include "components/page_load_metrics/browser/metrics_web_contents_observer.h"
#include "components/page_load_metrics/browser/page_load_metrics_util.h"
#include "components/payments/content/payment_request_display_manager.h"
@@ -3815,16 +3813,6 @@ ChromeContentBrowserClient::CreateThrottlesForNavigation(
content::NavigationHandle* handle) {
std::vector<std::unique_ptr<content::NavigationThrottle>> throttles;
- // MetricsNavigationThrottle requires that it runs before NavigationThrottles
- // that may delay or cancel navigations, so only NavigationThrottles that
- // don't delay or cancel navigations (e.g. throttles that are only observing
- // callbacks without affecting navigation behavior) should be added before
- // MetricsNavigationThrottle.
- if (handle->IsInMainFrame()) {
- throttles.push_back(
- page_load_metrics::MetricsNavigationThrottle::Create(handle));
- }
-
#if BUILDFLAG(ENABLE_PLUGINS)
MaybeAddThrottle(&throttles,
FlashDownloadInterception::MaybeCreateThrottleFor(handle));
@@ -3939,10 +3927,6 @@ ChromeContentBrowserClient::CreateThrottlesForNavigation(
safe_browsing::MaybeCreateNavigationThrottle(handle));
#endif
- MaybeAddThrottle(
- &throttles,
- LookalikeUrlNavigationThrottle::MaybeCreateNavigationThrottle(handle));
-
MaybeAddThrottle(&throttles,
PDFIFrameNavigationThrottle::MaybeCreateThrottleFor(handle));
diff --git a/components/component_updater/BUILD.gn b/components/component_updater/BUILD.gn
--- a/components/component_updater/BUILD.gn
+++ b/components/component_updater/BUILD.gn
@@ -10,6 +10,12 @@ static_library("component_updater") {
"component_updater_command_line_config_policy.h",
"component_updater_paths.cc",
"component_updater_paths.h",
+
+ "adblock_updater_service.cc",
+ "adblock_updater_service.h",
+ "download_filters_task.cc",
+ "download_filters_task.h",
+
"component_updater_service.cc",
"component_updater_service.h",
"component_updater_service_internal.h",
diff --git a/components/component_updater/adblock_updater_service.cc b/components/component_updater/adblock_updater_service.cc
new file mode 100644
--- /dev/null
+++ b/components/component_updater/adblock_updater_service.cc
@@ -0,0 +1,249 @@
+/*
+ This file is part of Bromite.
+
+ Bromite is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ Bromite is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with Bromite. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#include "components/component_updater/adblock_updater_service.h"
+
+#include <algorithm>
+#include <map>
+#include <string>
+#include <utility>
+#include <vector>
+
+#include "base/bind.h"
+#include "base/bind_helpers.h"
+#include "base/callback.h"
+#include "base/files/file_path.h"
+#include "base/files/file_util.h"
+#include "base/logging.h"
+#include "base/macros.h"
+#include "base/threading/thread_checker.h"
+#include "base/threading/thread_task_runner_handle.h"
+#include "base/time/time.h"
+#include "base/timer/timer.h"
+#include "url/gurl.h"
+#include "base/strings/safe_sprintf.h"
+#include "base/strings/string_number_conversions.h"
+#include "base/strings/string_split.h"
+namespace adblock_updater {
+
+// all constants express seconds
+// these could be made configurable
+const int initial_check_delay = 5,
+ next_check_delay = 60*60*24*7, // 1 week
+ on_demand_check_delay = 60; // minimum 1 minute between each on-demand check
+
+AdBlockUpdaterService::AdBlockUpdaterService(scoped_refptr<network::SharedURLLoaderFactory> shared_url_network_factory, std::unique_ptr<component_updater::UpdateScheduler> scheduler, subresource_filter::RulesetService* ruleset_service)
+ : ruleset_service_(ruleset_service), shared_url_network_factory_(shared_url_network_factory), scheduler_(std::move(scheduler)) {
+ DCHECK(ruleset_service);
+
+ //TODO: retrieve filters URL from config/prefs
+ filters_url_ = "https://www.bromite.org/filters/filters.dat";
+}
+
+AdBlockUpdaterService::~AdBlockUpdaterService() {
+ DCHECK(thread_checker_.CalledOnValidThread());
+}
+
+void AdBlockUpdaterService::AddObserver(Observer* observer) {
+ DCHECK(thread_checker_.CalledOnValidThread());
+ observer_list_.AddObserver(observer);
+}
+
+void AdBlockUpdaterService::RemoveObserver(Observer* observer) {
+ DCHECK(thread_checker_.CalledOnValidThread());
+ observer_list_.RemoveObserver(observer);
+}
+
+//TODO: use this as in: base::Bind(&AdBlockUpdaterService::NotifyObservers, base::Unretained(this)
+void AdBlockUpdaterService::NotifyObservers(Event event) {
+ DCHECK(thread_checker_.CalledOnValidThread());
+ for (auto& observer : observer_list_)
+ observer.OnEvent(event);
+}
+
+void AdBlockUpdaterService::Start() {
+ DCHECK(thread_checker_.CalledOnValidThread());
+
+ // avoid multiple scheduling
+ if (scheduled_)
+ return;
+ scheduled_ = true;
+
+ LOG(INFO) << "AdBlockUpdaterService: starting up. "
+ << "First update attempt will take place in "
+ << initial_check_delay << " seconds. "
+ << "Next update attempt will take place in "
+ << next_check_delay << " seconds. ";
+
+ scheduler_->Schedule(
+ base::TimeDelta::FromSeconds(initial_check_delay),
+ base::TimeDelta::FromSeconds(next_check_delay),
+ base::Bind(&AdBlockUpdaterService::OnDemandScheduledUpdate,
+ base::Unretained(this)), base::DoNothing());
+}
+
+void AdBlockUpdaterService::OnDemandScheduledUpdate(component_updater::UpdateScheduler::OnFinishedCallback on_finished) {
+ //TODO: call on_finished
+ OnDemandUpdateAsNeeded(false, Callback());
+}
+
+bool AdBlockUpdaterService::OnDemandUpdate(Callback on_finished) {
+ return OnDemandUpdateAsNeeded(true, std::move(on_finished));
+}
+
+bool AdBlockUpdaterService::OnDemandUpdateAsNeeded(bool is_foreground, Callback on_finished) {
+ DCHECK(thread_checker_.CalledOnValidThread());
+
+ // Check if the request is too soon.
+ if (!last_update_.is_null()) {
+ base::TimeDelta delta =
+ base::TimeTicks::Now() - last_update_;
+ if (is_updating_ || (delta < base::TimeDelta::FromSeconds(on_demand_check_delay)))
+ LOG(INFO) << "AdBlockUpdaterService: update not necessary.";
+ return false;
+ }
+
+ OnDemandUpdateInternal(is_foreground, std::move(on_finished));
+ return true;
+}
+
+void AdBlockUpdaterService::OnDemandUpdateInternal(bool is_foreground, Callback on_finished) {
+ DCHECK(thread_checker_.CalledOnValidThread());
+
+ if (is_updating_) {
+ base::ThreadTaskRunnerHandle::Get()->PostTask(
+ FROM_HERE, base::BindOnce(std::move(on_finished),
+ Error::UPDATE_IN_PROGRESS));
+ return;
+ }
+ is_updating_ = true;
+ last_update_ = base::TimeTicks::Now();
+
+ base::Time::Exploded e = {0};
+ base::Time t = base::Time();
+ auto version = ruleset_service_->GetMostRecentlyIndexedVersion();
+ LOG(INFO) << "AdBlockUpdaterService: MostRecentIndexedVersion = " << version.content_version;
+ std::vector<std::string> tokens =
+ base::SplitString(version.content_version, ".", base::KEEP_WHITESPACE, base::SPLIT_WANT_ALL);
+ int i = 0;
+ bool failed = false;
+ for (const std::string& token : tokens) {
+ // parse as number
+ int n = 0;
+ if (!base::StringToInt(token, &n)) {
+ failed = true;
+ break;
+ }
+
+ switch (i++) {
+ case 0:
+ e.year = 2019 + n;
+ break;
+ case 1:
+ e.month = n + 1;
+ break;
+ case 2:
+ e.day_of_month = n + 1;
+ break;
+ case 3:
+ e.second = n % 60;
+ n -= e.second;
+ n /= 60;
+ e.minute = n % 60;
+ e.hour = n / 60;
+ break;
+ default:
+ failed = true;
+ break;
+ }
+ }
+
+ if (failed) {
+ LOG(WARNING) << "AdBlockUpdaterService: failed to parse most recent version as x.y.z.w dot-separated integers";
+ } else {
+ if (!base::Time::FromUTCExploded(e, &t))
+ LOG(WARNING) << "AdBlockUpdaterService: failed to convert version to time.";
+ }
+
+ auto task = base::MakeRefCounted<DownloadFiltersTask>(
+ shared_url_network_factory_,
+ is_foreground, filters_url_,
+ t,
+ base::BindOnce(&AdBlockUpdaterService::OnUpdateComplete, base::Unretained(this),
+ std::move(on_finished)));
+
+ // run task now; task is responsible for clearing the is_updating status
+ base::ThreadTaskRunnerHandle::Get()->PostTask(FROM_HERE,
+ base::BindOnce(&DownloadFiltersTask::Run, base::Unretained(task.get())));
+ tasks_.insert(task);
+}
+
+void AdBlockUpdaterService::OnUpdateComplete(Callback on_finished,
+ scoped_refptr<DownloadFiltersTask> task,
+ Error error) {
+ DCHECK(thread_checker_.CalledOnValidThread());
+
+ auto file_path = task->file_path();
+ if (error == Error::NONE) {
+ subresource_filter::UnindexedRulesetInfo ruleset_info;
+ ruleset_info.ruleset_path = file_path;
+ ruleset_info.delete_ruleset_path = true;
+ ruleset_info.content_version = "0.0.0.0";
+ DCHECK(!ruleset_info.ruleset_path.empty());
+
+ // convert time to version
+ auto t = task->last_modified();
+ bool ignore_version = t.is_null();
+ if (!ignore_version) {
+ base::Time::Exploded e;
+ t.UTCExplode(&e);
+
+ // convert time to version
+ const int major = e.year - 2019,
+ minor = e.month - 1,
+ patch = e.day_of_month - 1,
+ revision = (e.hour*60+e.minute)*60 + e.second;
+ if (major < 0)
+ LOG(WARNING) << "AdBlockUpdaterService: too old Last-Modified header, ignoring version check.";
+ else {
+ char version_buffer[32];
+ base::strings::SafeSNPrintf(version_buffer, sizeof(version_buffer), "%d.%d.%d.%d",
+ major, minor, patch, revision);
+
+ ruleset_info.content_version = version_buffer;
+
+ LOG(INFO) << "AdBlockUpdaterService: indexing filters with version " << ruleset_info.content_version;
+ }
+ } else
+ LOG(WARNING) << "AdBlockUpdaterService: invalid Last-Modified header, ignoring version check.";
+ ruleset_service_->IndexAndStoreAndPublishRulesetIfNeeded(ruleset_info, ignore_version);
+ } else {
+ //TODO: generate event for ADBLOCK_NOT_UPDATED in case of error UPDATE_NOT_NEEDED
+ }
+
+ //TODO: run these only when index-and-store is actually finished?
+ if (!on_finished.is_null()) {
+ base::ThreadTaskRunnerHandle::Get()->PostTask(
+ FROM_HERE, base::BindOnce(std::move(on_finished), error));
+ }
+
+ // mark as not updating
+ is_updating_ = false;
+ tasks_.erase(task);
+}
+
+} // namespace adblock_updater
diff --git a/components/component_updater/adblock_updater_service.h b/components/component_updater/adblock_updater_service.h
new file mode 100644
--- /dev/null
+++ b/components/component_updater/adblock_updater_service.h
@@ -0,0 +1,99 @@
+/*
+ This file is part of Bromite.
+
+ Bromite is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ Bromite is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with Bromite. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#ifndef COMPONENTS_ADBLOCK_UPDATER_SERVICE_H
+#define COMPONENTS_ADBLOCK_UPDATER_SERVICE_H
+
+#include <stdint.h>
+
+#include <memory>
+#include <string>
+#include <vector>
+
+#include "base/callback_forward.h"
+#include "base/gtest_prod_util.h"
+#include "base/memory/ref_counted.h"
+#include "base/version.h"
+#include "build/build_config.h"
+#include "components/component_updater/update_scheduler.h"
+#include "url/gurl.h"
+#include "components/component_updater/download_filters_task.h"
+#include "components/subresource_filter/content/browser/ruleset_service.h"
+#include "services/network/public/cpp/shared_url_loader_factory.h"
+
+namespace adblock_updater {
+
+// Called when a non-blocking call in this module completes.
+using Callback = base::OnceCallback<void(Error error)>;
+
+class Observer {
+ public:
+ virtual ~Observer() {}
+
+ // Called by the update service when a state change happens.
+ virtual void OnEvent(Event event) = 0;
+};
+
+// The AdBlock update service is in charge of downloading and saving the
+// AdBlock filters.
+//
+// All methods are safe to call ONLY from the browser's main thread.
+class AdBlockUpdaterService {
+ public:
+ AdBlockUpdaterService(scoped_refptr<network::SharedURLLoaderFactory> shared_url_network_factory, std::unique_ptr<component_updater::UpdateScheduler> scheduler, subresource_filter::RulesetService* ruleset_service);
+ ~AdBlockUpdaterService();
+
+ // Adds an observer for this class. An observer should not be added more
+ // than once. The caller retains the ownership of the observer object.
+ void AddObserver(Observer* observer);
+
+ // Removes an observer. It is safe for an observer to be removed while
+ // the observers are being notified.
+ void RemoveObserver(Observer* observer);
+
+ // Will schedule automatic updates, run in background.
+ void Start();
+
+ // To be called for an user-triggered update.
+ // Will not result in an actual update if the last update was too recently triggered.
+ bool OnDemandUpdate(Callback on_finished);
+
+ private:
+ void NotifyObservers(Event event);
+ void OnDemandScheduledUpdate(component_updater::UpdateScheduler::OnFinishedCallback on_finished);
+ bool OnDemandUpdateAsNeeded(bool is_foreground, Callback on_finished);
+ void OnDemandUpdateInternal(bool is_foreground, Callback on_finished);
+ void OnUpdateComplete(Callback callback, scoped_refptr<DownloadFiltersTask> task, Error error);
+
+ base::ObserverList<Observer>::Unchecked observer_list_;
+ base::ThreadChecker thread_checker_;
+ base::TimeTicks last_update_;
+
+ subresource_filter::RulesetService* ruleset_service_;
+ std::string filters_url_;
+
+ scoped_refptr<network::SharedURLLoaderFactory> shared_url_network_factory_;
+ std::unique_ptr<component_updater::UpdateScheduler> scheduler_;
+
+ bool is_updating_ = false;
+ bool scheduled_ = false;
+ std::set<scoped_refptr<DownloadFiltersTask>> tasks_;
+};
+
+} // namespace adblock_updater
+
+#endif // COMPONENTS_ADBLOCK_UPDATER_SERVICE_H
diff --git a/components/component_updater/download_filters_task.cc b/components/component_updater/download_filters_task.cc
new file mode 100644
--- /dev/null
+++ b/components/component_updater/download_filters_task.cc
@@ -0,0 +1,221 @@
+/*
+ This file is part of Bromite.
+
+ Bromite is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ Bromite is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with Bromite. If not, see <https://www.gnu.org/licenses/>.
+*/
+#include "components/component_updater/download_filters_task.h"
+
+#include <utility>
+
+#include "base/files/file_util.h"
+#include "base/bind.h"
+#include "base/location.h"
+#include "base/threading/thread_task_runner_handle.h"
+#include "base/logging.h"
+#include "net/base/load_flags.h"
+#include "url/gurl.h"
+
+namespace adblock_updater {
+
+// maximum 10MB for the filters file
+const int kMaxBodySize = 1024 * 1024 * 10;
+
+const int kMaxRetriesOnNetworkChange = 3;
+
+const net::NetworkTrafficAnnotationTag traffic_annotation =
+ net::DefineNetworkTrafficAnnotation("update_client", R"(
+ semantics {
+ sender: "Bromite AdBlock filters updater"
+ description:
+ "The AdBlock filters updater is responsible for updating the subresource filters."
+ trigger: "Manual or automatic AdBlock filters updates."
+ data:
+ "Subresource filters rulesets, binary format"
+ destination: WEBSITE
+ }
+ )");
+
+DownloadFiltersTask::DownloadFiltersTask(scoped_refptr<network::SharedURLLoaderFactory> shared_url_network_factory,
+ bool is_foreground, const std::string& filters_url, base::Time min_last_modified,
+ Callback callback)
+ : shared_url_network_factory_(shared_url_network_factory),
+ is_foreground_(is_foreground),
+ complete_callback_(std::move(callback)) {
+ DCHECK(!filters_url.empty());
+ filters_url_ = GURL(filters_url);
+ min_last_modified_ = min_last_modified;
+
+ if (filters_url.empty()) {
+ return;
+ }
+
+ createSimpleURLLoader(!min_last_modified_.is_null());
+}
+
+void DownloadFiltersTask::createSimpleURLLoader(bool headers_only) {
+ // always reset response-related fields
+ response_code_ = -1;
+ final_url_ = GURL();
+ download_start_time_ = base::TimeTicks();
+
+ auto resource_request = std::make_unique<network::ResourceRequest>();
+ resource_request->url = filters_url_;
+ resource_request->load_flags = net::LOAD_DO_NOT_SEND_AUTH_DATA | net::LOAD_BYPASS_CACHE | net::LOAD_DISABLE_CACHE | net::LOAD_DO_NOT_SEND_COOKIES | net::LOAD_DO_NOT_SAVE_COOKIES;
+ resource_request->credentials_mode = network::mojom::CredentialsMode::kOmit;
+ if (headers_only)
+ // will chain two requests - first one is to check last modified header alone
+ resource_request->method = "HEAD";
+ else
+ resource_request->method = "GET";
+
+ simple_url_loader_ = network::SimpleURLLoader::Create(
+ std::move(resource_request), traffic_annotation);
+ simple_url_loader_->SetRetryOptions(
+ kMaxRetriesOnNetworkChange,
+ network::SimpleURLLoader::RetryMode::RETRY_ON_NETWORK_CHANGE);
+ simple_url_loader_->SetAllowPartialResults(false);
+ simple_url_loader_->SetOnResponseStartedCallback(base::BindOnce(
+ &DownloadFiltersTask::OnResponseStarted, base::Unretained(this)));
+}
+
+DownloadFiltersTask::~DownloadFiltersTask() {
+ DCHECK(thread_checker_.CalledOnValidThread());
+}
+
+void DownloadFiltersTask::Run() {
+ DCHECK(thread_checker_.CalledOnValidThread());
+
+ // will not be initialized if the URL was empty
+ if (!simple_url_loader_) {
+ TaskComplete(Error::INVALID_ARGUMENT);
+ return;
+ }
+
+ download_start_time_ = base::TimeTicks::Now();
+ if (min_last_modified_.is_null()) {
+ internalDownload();
+ } else {
+ simple_url_loader_->DownloadHeadersOnly(
+ shared_url_network_factory_.get(),
+ base::BindOnce(&DownloadFiltersTask::OnHeadersDownloadComplete, base::Unretained(this))
+ );
+ }
+}
+
+void DownloadFiltersTask::internalDownload() {
+ simple_url_loader_->DownloadToTempFile(
+ shared_url_network_factory_.get(),
+ base::BindOnce(&DownloadFiltersTask::OnDownloadComplete, base::Unretained(this)),
+ kMaxBodySize);
+}
+
+void DownloadFiltersTask::OnHeadersDownloadComplete(scoped_refptr<net::HttpResponseHeaders> headers) {
+ // something went wrong
+ if (headers == nullptr) {
+ OnDownloadComplete(base::FilePath());
+ return;
+ }
+
+ // ignoring 'headers' as 'Last-Modified' has already been picked up by OnResponseStarted
+ const base::TimeDelta dt =
+ last_modified_ - min_last_modified_;
+
+ if (dt.InSeconds() > 0) {
+ // prepare for next simple URL loader and trigger download
+ createSimpleURLLoader(false);
+ internalDownload();
+ return;
+ }
+
+ // the remote filters are not more recent than known ones
+ TaskComplete(Error::UPDATE_NOT_NEEDED);
+}
+
+void DownloadFiltersTask::OnResponseStarted(
+ const GURL& final_url,
+ const network::mojom::URLResponseHead& response_head) {
+
+ final_url_ = final_url;
+ response_code_ = response_head.headers ? response_head.headers->response_code() : -1;
+
+ if (!response_head.headers->GetLastModifiedValue(&last_modified_))
+ LOG(WARNING) << "DownloadFiltersTask: fetching URL '" << final_url.spec() << "' with method " << (min_last_modified_.is_null() ? "GET" : "HEAD") << " (no Last-Modified header)";
+ else
+ LOG(INFO) << "DownloadFiltersTask: fetching URL '" << final_url.spec() << "' with method " << (min_last_modified_.is_null() ? "GET" : "HEAD");
+}
+
+void DownloadFiltersTask::OnDownloadComplete(base::FilePath file_path) {
+ DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
+ int net_error = simple_url_loader_->NetError();
+ int64_t content_size = simple_url_loader_->GetContentSize();
+
+ const base::TimeTicks download_end_time(base::TimeTicks::Now());
+ const base::TimeDelta download_time =
+ download_end_time >= download_start_time_
+ ? download_end_time - download_start_time_
+ : base::TimeDelta();
+
+ // Consider a 5xx response from the server as an indication to terminate
+ // the request and avoid overloading the server in this case.
+ // is not accepting requests for the moment.
+ int error = -1;
+ if (!file_path.empty() && response_code_ == 200) {
+ DCHECK_EQ(0, net_error);
+ error = 0;
+ } else if (response_code_ != -1) {
+ error = response_code_;
+ } else {
+ error = net_error;
+ }
+
+ LOG(INFO) << "DownloadFiltersTask: downloaded " << content_size << " bytes in "
+ << download_time.InMilliseconds() << "ms from '" << final_url_.spec()
+ << "' to '" << file_path << "' with net_error " << net_error << " and error " << error;
+
+ if (error) {
+ TaskComplete(Error::DOWNLOAD_ERROR);
+ return;
+ }
+
+ file_path_ = file_path;
+ TaskComplete(Error::NONE);
+}
+
+void DownloadFiltersTask::Cancel() {
+ DCHECK(thread_checker_.CalledOnValidThread());
+
+ LOG(INFO) << "DownloadFiltersTask: update cancelled";
+
+ // deletion of the simple_url_loader_ will cause cancellation of its active request, if any
+
+ TaskComplete(Error::UPDATE_CANCELED);
+}
+
+void DownloadFiltersTask::TaskComplete(Error error) {
+ DCHECK(thread_checker_.CalledOnValidThread());
+
+ base::ThreadTaskRunnerHandle::Get()->PostTask(
+ FROM_HERE, base::BindOnce(std::move(complete_callback_),
+ scoped_refptr<DownloadFiltersTask>(this), error));
+}
+
+base::Time DownloadFiltersTask::last_modified() {
+ return last_modified_;
+}
+
+base::FilePath DownloadFiltersTask::file_path() {
+ return file_path_;
+}
+
+} // namespace adblock_updater
diff --git a/components/component_updater/download_filters_task.h b/components/component_updater/download_filters_task.h
new file mode 100644
--- /dev/null
+++ b/components/component_updater/download_filters_task.h
@@ -0,0 +1,129 @@
+/*
+ This file is part of Bromite.
+
+ Bromite is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ Bromite is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with Bromite. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#ifndef COMPONENTS_DOWNLOAD_FILTERS_TASK_H_
+#define COMPONENTS_DOWNLOAD_FILTERS_TASK_H_
+
+#include <string>
+#include <vector>
+
+#include "base/callback.h"
+#include "base/macros.h"
+#include "base/memory/ref_counted.h"
+#include "base/threading/thread_checker.h"
+#include "components/update_client/network.h"
+#include "url/gurl.h"
+#include "base/files/file_path.h"
+#include "services/network/public/cpp/shared_url_loader_factory.h"
+#include "services/network/public/cpp/simple_url_loader.h"
+
+namespace adblock_updater {
+
+// Errors generated as a result of calling Run() or by the service itself (UPDATE_IN_PROGRESS or UPDATE_CANCELED)
+enum class Error {
+ NONE = 0,
+ UPDATE_IN_PROGRESS = 1,
+ UPDATE_CANCELED = 2,
+ UPDATE_NOT_NEEDED = 3,
+ DOWNLOAD_ERROR = 4,
+ INVALID_ARGUMENT = 5,
+ MAX_VALUE,
+};
+
+enum class Event {
+ // Sent before the update client does an update check.
+ ADBLOCK_CHECKING_FOR_UPDATES = 1,
+
+ // Sent after the new filters have been downloaded but before the install
+ // or the upgrade is attempted.
+ ADBLOCK_UPDATE_READY,
+
+ // Sent when filters are being downloaded.
+ ADBLOCK_UPDATE_DOWNLOADING,
+
+ // Sent when filters have been successfully updated.
+ ADBLOCK_UPDATED,
+
+ // Sent when filters have not been updated because there
+ // was no new version available
+ //TODO: implement this with the headers check
+ ADBLOCK_NOT_UPDATED,
+
+ // Sent when an error ocurred during an update for any reason, including
+ // the update check itself failed, or the download of the update payload
+ // failed, or applying the update failed.
+ ADBLOCK_UPDATE_ERROR,
+};
+
+// Defines a specialized task for updating AdBlock filters.
+class DownloadFiltersTask : public base::RefCounted<DownloadFiltersTask> {
+ public:
+ using Callback =
+ base::OnceCallback<void(scoped_refptr<DownloadFiltersTask> task, Error error)>;
+
+ // |shared_url_network_factory| is injected here for the URL loader factory.
+ // |is_foreground| is true when the update task is initiated by the user.
+ // |filters_url| is the URL to load filters from.
+ // |complete_callback| is called to return the execution flow back to creator of
+ // this task when the task is done.
+ DownloadFiltersTask(scoped_refptr<network::SharedURLLoaderFactory> shared_url_network_factory,
+ bool is_foreground, const std::string& filters_url, base::Time min_last_modified,
+ Callback complete_callback);
+
+ void Run();
+
+ void Cancel();
+
+ base::FilePath file_path();
+
+ base::Time last_modified();
+
+ private:
+ ~DownloadFiltersTask();
+
+ void OnDownloadProgress(uint64_t current);
+ void OnResponseStarted(const GURL& final_url,
+ const network::mojom::URLResponseHead& response_head);
+ void OnDownloadComplete(base::FilePath file_path);
+ void OnHeadersDownloadComplete(scoped_refptr<net::HttpResponseHeaders> headers);
+ void createSimpleURLLoader(bool);
+ void internalDownload();
+
+ // Called when the task has completed either because the task has run or
+ // it has been canceled.
+ void TaskComplete(Error error);
+
+ base::ThreadChecker thread_checker_;
+ scoped_refptr<network::SharedURLLoaderFactory> shared_url_network_factory_;
+ const bool is_foreground_;
+ Callback complete_callback_;
+ std::unique_ptr<network::SimpleURLLoader> simple_url_loader_;
+
+ // fields populated while downloading
+ base::TimeTicks download_start_time_;
+ GURL final_url_, filters_url_;
+ int response_code_;
+ base::Time last_modified_, min_last_modified_;
+ base::FilePath file_path_;
+
+ friend class base::RefCounted<DownloadFiltersTask>;
+ DISALLOW_COPY_AND_ASSIGN(DownloadFiltersTask);
+};
+
+} // namespace update_client
+
+#endif // COMPONENTS_DOWNLOAD_FILTERS_TASK_H_
diff --git a/components/subresource_filter/content/browser/content_subresource_filter_throttle_manager.cc b/components/subresource_filter/content/browser/content_subresource_filter_throttle_manager.cc
--- a/components/subresource_filter/content/browser/content_subresource_filter_throttle_manager.cc
+++ b/components/subresource_filter/content/browser/content_subresource_filter_throttle_manager.cc
@@ -310,6 +310,17 @@ ContentSubresourceFilterThrottleManager::
throttle->NotifyPageActivationWithRuleset(EnsureRulesetHandle(),
ad_tagging_state);
}
+
+ //TODO: could use same logic as in SubresourceFilterSafeBrowsingActivationThrottle::NotifyResult()
+ {
+ subresource_filter::ActivationDecision ignored_decision;
+ mojom::ActivationState ad_filtering_state;
+ ad_filtering_state.activation_level = client_->OnPageActivationComputed(
+ navigation_handle, mojom::ActivationLevel::kEnabled, &ignored_decision);
+ throttle->NotifyPageActivationWithRuleset(EnsureRulesetHandle(),
+ ad_filtering_state);
+ }
+
return throttle;
}
diff --git a/components/subresource_filter/content/browser/ruleset_service.cc b/components/subresource_filter/content/browser/ruleset_service.cc
--- a/components/subresource_filter/content/browser/ruleset_service.cc
+++ b/components/subresource_filter/content/browser/ruleset_service.cc
@@ -45,9 +45,7 @@ namespace {
void RecordIndexAndWriteRulesetResult(
RulesetService::IndexAndWriteRulesetResult result) {
- UMA_HISTOGRAM_ENUMERATION(
- "SubresourceFilter.WriteRuleset.Result", static_cast<int>(result),
- static_cast<int>(RulesetService::IndexAndWriteRulesetResult::MAX));
+ VLOG(1) << "SubresourceFilter.WriteRuleset.Result: " << static_cast<int>(result);
}
// Implements operations on a `sentinel file`, which is used as a safeguard to
@@ -197,10 +195,13 @@ RulesetService::RulesetService(
RulesetService::~RulesetService() {}
void RulesetService::IndexAndStoreAndPublishRulesetIfNeeded(
- const UnindexedRulesetInfo& unindexed_ruleset_info) {
- if (unindexed_ruleset_info.content_version.empty())
+ const UnindexedRulesetInfo& unindexed_ruleset_info, bool ignore_recent_version) {
+ if (unindexed_ruleset_info.content_version.empty()) {
+ LOG(INFO) << "RulesetService: ignoring update with empty version.";
return;
+ }
+ if (!ignore_recent_version) {
// Trying to store a ruleset with the same version for a second time would
// not only be futile, but would fail on Windows due to "File System
// Tunneling" as long as the previously stored copy of the rules is still
@@ -210,13 +211,16 @@ void RulesetService::IndexAndStoreAndPublishRulesetIfNeeded(
if (most_recently_indexed_version.IsCurrentFormatVersion() &&
most_recently_indexed_version.content_version ==
unindexed_ruleset_info.content_version) {
+ LOG(INFO) << "RulesetService: ignoring update with equal or older version.";
return;
}
+ }
// Before initialization, retain information about the most recently supplied
// unindexed ruleset, to be processed during initialization.
if (!is_initialized_) {
queued_unindexed_ruleset_info_ = unindexed_ruleset_info;
+ LOG(INFO) << "RulesetService: ignoring update while not initialized.";
return;
}
@@ -235,6 +239,18 @@ IndexedRulesetVersion RulesetService::GetMostRecentlyIndexedVersion() const {
IndexedRulesetVersion RulesetService::IndexAndWriteRuleset(
const base::FilePath& indexed_ruleset_base_dir,
const UnindexedRulesetInfo& unindexed_ruleset_info) {
+ IndexedRulesetVersion version = IndexAndWriteRulesetInternal(indexed_ruleset_base_dir, unindexed_ruleset_info);
+ // cleanup temporary file when done
+ if (unindexed_ruleset_info.delete_ruleset_path) {
+ base::DeleteFile(unindexed_ruleset_info.ruleset_path, false);
+ }
+ return version;
+}
+
+// static
+IndexedRulesetVersion RulesetService::IndexAndWriteRulesetInternal(
+ const base::FilePath& indexed_ruleset_base_dir,
+ const UnindexedRulesetInfo& unindexed_ruleset_info) {
base::ScopedBlockingCall scoped_blocking_call(FROM_HERE,
base::BlockingType::MAY_BLOCK);
@@ -242,6 +258,7 @@ IndexedRulesetVersion RulesetService::IndexAndWriteRuleset(
unindexed_ruleset_info.ruleset_path,
base::File::FLAG_OPEN | base::File::FLAG_READ);
if (!unindexed_ruleset_file.IsValid()) {
+ LOG(WARNING) << "RulesetService: failed to open: " << unindexed_ruleset_info.ruleset_path;
RecordIndexAndWriteRulesetResult(
IndexAndWriteRulesetResult::FAILED_OPENING_UNINDEXED_RULESET);
return IndexedRulesetVersion();
@@ -255,6 +272,7 @@ IndexedRulesetVersion RulesetService::IndexAndWriteRuleset(
indexed_ruleset_base_dir, indexed_version);
if (!base::CreateDirectory(indexed_ruleset_version_dir)) {
+ LOG(WARNING) << "RulesetService: failed to create version dir: " << indexed_ruleset_version_dir;
RecordIndexAndWriteRulesetResult(
IndexAndWriteRulesetResult::FAILED_CREATING_VERSION_DIR);
return IndexedRulesetVersion();
@@ -280,6 +298,7 @@ IndexedRulesetVersion RulesetService::IndexAndWriteRuleset(
RulesetIndexer indexer;
if (!(*g_index_ruleset_func)(std::move(unindexed_ruleset_file), &indexer)) {
+ LOG(WARNING) << "RulesetService: failed parsing.";
RecordIndexAndWriteRulesetResult(
IndexAndWriteRulesetResult::FAILED_PARSING_UNINDEXED_RULESET);
return IndexedRulesetVersion();
@@ -300,6 +319,8 @@ IndexedRulesetVersion RulesetService::IndexAndWriteRuleset(
if (result != IndexAndWriteRulesetResult::SUCCESS)
return IndexedRulesetVersion();
+ LOG(INFO) << "RulesetService: successful parsing.";
+
DCHECK(indexed_version.IsValid());
return indexed_version;
}
@@ -424,6 +445,7 @@ void RulesetService::IndexAndStoreRuleset(
void RulesetService::OnWrittenRuleset(WriteRulesetCallback result_callback,
const IndexedRulesetVersion& version) {
DCHECK(!result_callback.is_null());
+ LOG(INFO) << "RulesetService: valid version: " << version.IsValid();
if (!version.IsValid())
return;
version.SaveToPrefs(local_state_);
@@ -436,7 +458,6 @@ void RulesetService::OpenAndPublishRuleset(
IndexedRulesetLocator::GetRulesetDataFilePath(
IndexedRulesetLocator::GetSubdirectoryPathForVersion(
indexed_ruleset_base_dir_, version));
-
publisher_->TryOpenAndSetRulesetFile(
file_path, version.checksum,
base::BindOnce(&RulesetService::OnRulesetSet, AsWeakPtr()));
diff --git a/components/subresource_filter/content/browser/ruleset_service.h b/components/subresource_filter/content/browser/ruleset_service.h
--- a/components/subresource_filter/content/browser/ruleset_service.h
+++ b/components/subresource_filter/content/browser/ruleset_service.h
@@ -173,7 +173,7 @@ class RulesetService : public base::SupportsWeakPtr<RulesetService> {
//
// Virtual so that it can be mocked out in tests.
virtual void IndexAndStoreAndPublishRulesetIfNeeded(
- const UnindexedRulesetInfo& unindexed_ruleset_info);
+ const UnindexedRulesetInfo& unindexed_ruleset_info, bool ignore_recent_version = false);
// Get the ruleset version associated with the current local_state_.
IndexedRulesetVersion GetMostRecentlyIndexedVersion() const;
@@ -206,6 +206,11 @@ class RulesetService : public base::SupportsWeakPtr<RulesetService> {
const base::FilePath& indexed_ruleset_base_dir,
const UnindexedRulesetInfo& unindexed_ruleset_info);
+ // internal function used to wrap the temporary file deletion for unindexed rulesets
+ static IndexedRulesetVersion IndexAndWriteRulesetInternal(
+ const base::FilePath& indexed_ruleset_base_dir,
+ const UnindexedRulesetInfo& unindexed_ruleset_info);
+
// Reads the rules from the |unindexed_ruleset_file|, and indexes them using
// |indexer|. Returns whether the entire ruleset could be parsed.
static bool IndexRuleset(base::File unindexed_ruleset_file,
diff --git a/components/subresource_filter/content/browser/ruleset_version.cc b/components/subresource_filter/content/browser/ruleset_version.cc
--- a/components/subresource_filter/content/browser/ruleset_version.cc
+++ b/components/subresource_filter/content/browser/ruleset_version.cc
@@ -25,6 +25,7 @@ const char kSubresourceFilterRulesetChecksum[] =
} // namespace
UnindexedRulesetInfo::UnindexedRulesetInfo() = default;
+UnindexedRulesetInfo::UnindexedRulesetInfo(const UnindexedRulesetInfo& other) = default;
UnindexedRulesetInfo::~UnindexedRulesetInfo() = default;
IndexedRulesetVersion::IndexedRulesetVersion() = default;
diff --git a/components/subresource_filter/content/browser/ruleset_version.h b/components/subresource_filter/content/browser/ruleset_version.h
--- a/components/subresource_filter/content/browser/ruleset_version.h
+++ b/components/subresource_filter/content/browser/ruleset_version.h
@@ -25,6 +25,7 @@ namespace subresource_filter {
// filtering rules on disk.
struct UnindexedRulesetInfo {
UnindexedRulesetInfo();
+ UnindexedRulesetInfo(const UnindexedRulesetInfo& other);
~UnindexedRulesetInfo();
// The version of the ruleset contents. Because the wire format of unindexed
@@ -43,6 +44,10 @@ struct UnindexedRulesetInfo {
// can be indicated not only by setting |license_path| to empty, but also by
// setting it to any non existent path.
base::FilePath license_path;
+
+ // Whether to delete or not the ruleset path once done indexing; useful for disposal
+ // of temporary files.
+ bool delete_ruleset_path;
};
// Encapsulates the combination of the binary format version of the indexed
diff --git a/components/subresource_filter/content/browser/verified_ruleset_dealer.cc b/components/subresource_filter/content/browser/verified_ruleset_dealer.cc
--- a/components/subresource_filter/content/browser/verified_ruleset_dealer.cc
+++ b/components/subresource_filter/content/browser/verified_ruleset_dealer.cc
@@ -35,6 +35,8 @@ base::File VerifiedRulesetDealer::OpenAndSetRulesetFile(
TRACE_EVENT1(TRACE_DISABLED_BY_DEFAULT("loading"),
"VerifiedRulesetDealer::OpenAndSetRulesetFile", "file_valid",
file.IsValid());
+
+ LOG(INFO) << "OpenAndSetRulesetFile: " << file_path << " is valid: " << file.IsValid();
if (file.IsValid()) {
SetRulesetFile(file.Duplicate());
expected_checksum_ = expected_checksum;
diff --git a/components/subresource_filter/core/browser/subresource_filter_features.cc b/components/subresource_filter/core/browser/subresource_filter_features.cc
--- a/components/subresource_filter/core/browser/subresource_filter_features.cc
+++ b/components/subresource_filter/core/browser/subresource_filter_features.cc
@@ -53,69 +53,7 @@ class CommaSeparatedStrings {
DISALLOW_COPY_AND_ASSIGN(CommaSeparatedStrings);
};
-std::string TakeVariationParamOrReturnEmpty(
- std::map<std::string, std::string>* params,
- const std::string& key) {
- auto it = params->find(key);
- if (it == params->end())
- return std::string();
- std::string value = std::move(it->second);
- params->erase(it);
- return value;
-}
-
-mojom::ActivationLevel ParseActivationLevel(
- const base::StringPiece activation_level) {
- if (base::LowerCaseEqualsASCII(activation_level, kActivationLevelEnabled))
- return mojom::ActivationLevel::kEnabled;
- else if (base::LowerCaseEqualsASCII(activation_level, kActivationLevelDryRun))
- return mojom::ActivationLevel::kDryRun;
- return mojom::ActivationLevel::kDisabled;
-}
-
-ActivationScope ParseActivationScope(const base::StringPiece activation_scope) {
- if (base::LowerCaseEqualsASCII(activation_scope, kActivationScopeAllSites))
- return ActivationScope::ALL_SITES;
- else if (base::LowerCaseEqualsASCII(activation_scope,
- kActivationScopeActivationList))
- return ActivationScope::ACTIVATION_LIST;
- return ActivationScope::NO_SITES;
-}
-
-ActivationList ParseActivationList(std::string activation_lists_string) {
- CommaSeparatedStrings activation_lists(std::move(activation_lists_string));
- if (activation_lists.CaseInsensitiveContains(
- kActivationListPhishingInterstitial)) {
- return ActivationList::PHISHING_INTERSTITIAL;
- } else if (activation_lists.CaseInsensitiveContains(
- kActivationListSocialEngineeringAdsInterstitial)) {
- return ActivationList::SOCIAL_ENG_ADS_INTERSTITIAL;
- } else if (activation_lists.CaseInsensitiveContains(
- kActivationListSubresourceFilter)) {
- return ActivationList::SUBRESOURCE_FILTER;
- } else if (activation_lists.CaseInsensitiveContains(
- kActivationListBetterAds)) {
- return ActivationList::BETTER_ADS;
- }
- return ActivationList::NONE;
-}
-
-// Will return a value between 0 and 1 inclusive.
-double ParsePerformanceMeasurementRate(const std::string& rate) {
- double value = 0.0;
- if (!base::StringToDouble(rate, &value) || value < 0)
- return 0.0;
- return value < 1 ? value : 1;
-}
-
-int ParseInt(const base::StringPiece value) {
- int result = 0;
- base::StringToInt(value, &result);
- return result;
-}
-
-std::vector<Configuration> FillEnabledPresetConfigurations(
- std::map<std::string, std::string>* params) {
+std::vector<Configuration> FillEnabledPresetConfigurations() {
// If ad tagging is enabled, turn on the dryrun automatically.
bool ad_tagging_enabled = base::FeatureList::IsEnabled(kAdTagging);
const struct {
@@ -123,23 +61,16 @@ std::vector<Configuration> FillEnabledPresetConfigurations(
bool enabled_by_default;
Configuration (*factory_method)();
} kAvailablePresetConfigurations[] = {
- {kPresetLiveRunOnPhishingSites, true,
+ {kPresetLiveRunOnPhishingSites, false,
&Configuration::MakePresetForLiveRunOnPhishingSites},
{kPresetPerformanceTestingDryRunOnAllSites, ad_tagging_enabled,
&Configuration::MakePresetForPerformanceTestingDryRunOnAllSites},
{kPresetLiveRunForBetterAds, true,
&Configuration::MakePresetForLiveRunForBetterAds}};
- CommaSeparatedStrings enabled_presets(
- TakeVariationParamOrReturnEmpty(params, kEnablePresetsParameterName));
- CommaSeparatedStrings disabled_presets(
- TakeVariationParamOrReturnEmpty(params, kDisablePresetsParameterName));
-
std::vector<Configuration> enabled_configurations;
for (const auto& available_preset : kAvailablePresetConfigurations) {
- if ((enabled_presets.CaseInsensitiveContains(available_preset.name) ||
- available_preset.enabled_by_default) &&
- !disabled_presets.CaseInsensitiveContains(available_preset.name)) {
+ if (available_preset.enabled_by_default) {
enabled_configurations.push_back(available_preset.factory_method());
}
}
@@ -147,46 +78,10 @@ std::vector<Configuration> FillEnabledPresetConfigurations(
return enabled_configurations;
}
-Configuration ParseExperimentalConfiguration(
- std::map<std::string, std::string>* params) {
- Configuration configuration;
-
- // ActivationConditions:
- configuration.activation_conditions.activation_scope = ParseActivationScope(
- TakeVariationParamOrReturnEmpty(params, kActivationScopeParameterName));
-
- configuration.activation_conditions.activation_list = ParseActivationList(
- TakeVariationParamOrReturnEmpty(params, kActivationListsParameterName));
-
- configuration.activation_conditions.priority =
- ParseInt(TakeVariationParamOrReturnEmpty(
- params, kActivationPriorityParameterName));
-
- // ActivationOptions:
- configuration.activation_options.activation_level = ParseActivationLevel(
- TakeVariationParamOrReturnEmpty(params, kActivationLevelParameterName));
-
- configuration.activation_options.performance_measurement_rate =
- ParsePerformanceMeasurementRate(TakeVariationParamOrReturnEmpty(
- params, kPerformanceMeasurementRateParameterName));
-
- // GeneralSettings:
- configuration.general_settings.ruleset_flavor =
- TakeVariationParamOrReturnEmpty(params, kRulesetFlavorParameterName);
-
- return configuration;
-}
-
std::vector<Configuration> ParseEnabledConfigurations() {
- std::map<std::string, std::string> params;
- base::GetFieldTrialParamsByFeature(kSafeBrowsingSubresourceFilter, &params);
-
std::vector<Configuration> configs;
if (base::FeatureList::IsEnabled(kSafeBrowsingSubresourceFilter))
- configs = FillEnabledPresetConfigurations(&params);
-
- Configuration experimental_config = ParseExperimentalConfiguration(&params);
- configs.push_back(std::move(experimental_config));
+ configs = FillEnabledPresetConfigurations();
return configs;
}
diff --git a/components/subresource_filter/core/common/common_features.cc b/components/subresource_filter/core/common/common_features.cc
--- a/components/subresource_filter/core/common/common_features.cc
+++ b/components/subresource_filter/core/common/common_features.cc
@@ -6,6 +6,6 @@
namespace subresource_filter {
-const base::Feature kAdTagging{"AdTagging", base::FEATURE_ENABLED_BY_DEFAULT};
+const base::Feature kAdTagging{"AdTagging", base::FEATURE_DISABLED_BY_DEFAULT};
} // namespace subresource_filter
diff --git a/content/browser/frame_host/navigation_throttle_runner.cc b/content/browser/frame_host/navigation_throttle_runner.cc
--- a/content/browser/frame_host/navigation_throttle_runner.cc
+++ b/content/browser/frame_host/navigation_throttle_runner.cc
@@ -8,7 +8,6 @@
#include "content/browser/frame_host/ancestor_throttle.h"
#include "content/browser/frame_host/blocked_scheme_navigation_throttle.h"
#include "content/browser/frame_host/form_submission_throttle.h"
-#include "content/browser/frame_host/history_navigation_ablation_study_navigation_throttle.h"
#include "content/browser/frame_host/mixed_content_navigation_throttle.h"
#include "content/browser/frame_host/navigation_request.h"
#include "content/browser/frame_host/navigator_delegate.h"
@@ -128,15 +127,6 @@ void NavigationThrottleRunner::RegisterNavigationThrottles() {
devtools_instrumentation::CreateNavigationThrottles(request)) {
AddThrottle(std::move(throttle));
}
-
- // Delay navigation for an ablation study (if needed).
- AddThrottle(HistoryNavigationAblationStudyNavigationThrottle::
- MaybeCreateForNavigation(request));
-
- // Insert all testing NavigationThrottles last.
- throttles_.insert(throttles_.end(),
- std::make_move_iterator(testing_throttles.begin()),
- std::make_move_iterator(testing_throttles.end()));
}
NavigationThrottle* NavigationThrottleRunner::GetDeferringThrottle() const {
--
2.17.1
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