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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <stddef.h>
#include "chrome/browser/chromeos/profiles/profile_helper.h"
#include "chrome/browser/extensions/extension_assets_manager_chromeos.h"
#include "chrome/browser/extensions/extension_garbage_collector_chromeos.h"
#include "components/user_manager/user_manager.h"
#include "extensions/browser/extension_file_task_runner.h"
namespace extensions {
bool ExtensionGarbageCollectorChromeOS::shared_extensions_garbage_collected_ =
false;
ExtensionGarbageCollectorChromeOS::ExtensionGarbageCollectorChromeOS(
content::BrowserContext* context)
: ExtensionGarbageCollector(context),
disable_garbage_collection_(false) {
}
ExtensionGarbageCollectorChromeOS::~ExtensionGarbageCollectorChromeOS() {}
// static
ExtensionGarbageCollectorChromeOS* ExtensionGarbageCollectorChromeOS::Get(
content::BrowserContext* context) {
return static_cast<ExtensionGarbageCollectorChromeOS*>(
ExtensionGarbageCollector::Get(context));
}
// static
void ExtensionGarbageCollectorChromeOS::ClearGarbageCollectedForTesting() {
shared_extensions_garbage_collected_ = false;
}
void ExtensionGarbageCollectorChromeOS::GarbageCollectExtensions() {
if (disable_garbage_collection_)
return;
// Process per-profile extensions dir.
ExtensionGarbageCollector::GarbageCollectExtensions();
if (!shared_extensions_garbage_collected_ &&
CanGarbageCollectSharedExtensions()) {
GarbageCollectSharedExtensions();
shared_extensions_garbage_collected_ = true;
}
}
bool ExtensionGarbageCollectorChromeOS::CanGarbageCollectSharedExtensions() {
user_manager::UserManager* user_manager = user_manager::UserManager::Get();
if (!user_manager) {
NOTREACHED();
return false;
}
const user_manager::UserList& active_users = user_manager->GetLoggedInUsers();
for (size_t i = 0; i < active_users.size(); i++) {
// If the profile for one of the active users is still initializing, we
// can't garbage collect.
if (!active_users[i]->is_profile_created())
return false;
Profile* profile =
chromeos::ProfileHelper::Get()->GetProfileByUserUnsafe(active_users[i]);
ExtensionGarbageCollectorChromeOS* gc =
ExtensionGarbageCollectorChromeOS::Get(profile);
if (gc && gc->crx_installs_in_progress_ > 0)
return false;
}
return true;
}
void ExtensionGarbageCollectorChromeOS::GarbageCollectSharedExtensions() {
std::multimap<std::string, base::FilePath> paths;
if (ExtensionAssetsManagerChromeOS::CleanUpSharedExtensions(&paths)) {
if (!GetExtensionFileTaskRunner()->PostTask(
FROM_HERE,
base::Bind(&GarbageCollectExtensionsOnFileThread,
ExtensionAssetsManagerChromeOS::GetSharedInstallDir(),
paths))) {
NOTREACHED();
}
}
}
} // namespace extensions
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