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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/safe_browsing/ohttp_key_service_factory.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/safe_browsing/network_context_service_factory.h"
#include "chrome/browser/safe_browsing/safe_browsing_service.h"
#include "components/safe_browsing/core/browser/hashprefix_realtime/ohttp_key_service.h"
#include "components/safe_browsing/core/common/hashprefix_realtime/hash_realtime_utils.h"
#include "content/public/browser/browser_context.h"
#include "services/network/public/cpp/cross_thread_pending_shared_url_loader_factory.h"
namespace safe_browsing {
bool kAllowInTests = false;
// static
OhttpKeyService* OhttpKeyServiceFactory::GetForProfile(Profile* profile) {
return static_cast<OhttpKeyService*>(
GetInstance()->GetServiceForBrowserContext(profile, /*create=*/true));
}
// static
OhttpKeyServiceFactory* OhttpKeyServiceFactory::GetInstance() {
static base::NoDestructor<OhttpKeyServiceFactory> instance;
return instance.get();
}
OhttpKeyServiceFactory::OhttpKeyServiceFactory()
: ProfileKeyedServiceFactory(
"SafeBrowsingOhttpKeyService",
ProfileSelections::Builder()
.WithRegular(ProfileSelection::kOriginalOnly)
// TODO(crbug.com/41488885): Check if this service is needed for
// Ash Internals.
.WithAshInternals(ProfileSelection::kOriginalOnly)
.Build()) {
DependsOn(NetworkContextServiceFactory::GetInstance());
}
std::unique_ptr<KeyedService>
OhttpKeyServiceFactory::BuildServiceInstanceForBrowserContext(
content::BrowserContext* context) const {
// TODO(crbug.com/390190632) [Also TODO(thefrog)]: For now we simply return
// nullptr for Android. This should instead be refactored to avoid including
// this and associated files in the binary.
#if BUILDFLAG(IS_ANDROID)
return nullptr;
#else
if (!g_browser_process->safe_browsing_service()) {
return nullptr;
}
Profile* profile = Profile::FromBrowserContext(context);
auto url_loader_factory =
std::make_unique<network::CrossThreadPendingSharedURLLoaderFactory>(
g_browser_process->safe_browsing_service()->GetURLLoaderFactory(
profile));
return std::make_unique<OhttpKeyService>(
network::SharedURLLoaderFactory::Create(std::move(url_loader_factory)),
profile->GetPrefs(), g_browser_process->local_state(),
base::BindRepeating(&OhttpKeyServiceFactory::GetCountry),
/*are_background_lookups_allowed=*/true);
#endif
}
bool OhttpKeyServiceFactory::ServiceIsCreatedWithBrowserContext() const {
// The service is created early to start async key fetch.
return true;
}
bool OhttpKeyServiceFactory::ServiceIsNULLWhileTesting() const {
return !kAllowInTests;
}
OhttpKeyServiceAllowerForTesting::OhttpKeyServiceAllowerForTesting() {
kAllowInTests = true;
}
OhttpKeyServiceAllowerForTesting::~OhttpKeyServiceAllowerForTesting() {
kAllowInTests = false;
}
// static
std::optional<std::string> OhttpKeyServiceFactory::GetCountry() {
return safe_browsing::hash_realtime_utils::GetCountryCode(
g_browser_process->variations_service());
}
} // namespace safe_browsing
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