| /* |
| * Copyright (C) 2013-2019 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
| * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| * THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "StorageManager.h" |
| |
| #include "LocalStorageDatabase.h" |
| #include "LocalStorageDatabaseTracker.h" |
| #include "LocalStorageNamespace.h" |
| #include "SessionStorageNamespace.h" |
| #include "StorageArea.h" |
| #include "StorageAreaMapMessages.h" |
| #include "TransientLocalStorageNamespace.h" |
| #include "WebProcessProxy.h" |
| #include <WebCore/SecurityOriginData.h> |
| #include <WebCore/SecurityOriginHash.h> |
| #include <WebCore/StorageMap.h> |
| #include <WebCore/TextEncoding.h> |
| #include <memory> |
| #include <wtf/CrossThreadCopier.h> |
| #include <wtf/WorkQueue.h> |
| |
| namespace WebKit { |
| using namespace WebCore; |
| |
| // Suggested by https://www.w3.org/TR/webstorage/#disk-space |
| const unsigned StorageManager::localStorageDatabaseQuotaInBytes = 5 * 1024 * 1024; |
| |
| StorageManager::StorageManager(String&& localStorageDirectory) |
| { |
| ASSERT(!RunLoop::isMain()); |
| |
| if (!localStorageDirectory.isNull()) |
| m_localStorageDatabaseTracker = LocalStorageDatabaseTracker::create(WTFMove(localStorageDirectory)); |
| } |
| |
| StorageManager::~StorageManager() |
| { |
| ASSERT(!RunLoop::isMain()); |
| } |
| |
| void StorageManager::createSessionStorageNamespace(StorageNamespaceIdentifier storageNamespaceID, unsigned quotaInBytes) |
| { |
| ASSERT(!RunLoop::isMain()); |
| |
| m_sessionStorageNamespaces.ensure(storageNamespaceID, [quotaInBytes] { |
| return makeUnique<SessionStorageNamespace>(quotaInBytes); |
| }); |
| } |
| |
| void StorageManager::destroySessionStorageNamespace(StorageNamespaceIdentifier storageNamespaceID) |
| { |
| ASSERT(!RunLoop::isMain()); |
| |
| ASSERT(m_sessionStorageNamespaces.contains(storageNamespaceID)); |
| m_sessionStorageNamespaces.remove(storageNamespaceID); |
| } |
| |
| void StorageManager::cloneSessionStorageNamespace(StorageNamespaceIdentifier storageNamespaceID, StorageNamespaceIdentifier newStorageNamespaceID) |
| { |
| ASSERT(!RunLoop::isMain()); |
| |
| SessionStorageNamespace* sessionStorageNamespace = m_sessionStorageNamespaces.get(storageNamespaceID); |
| if (!sessionStorageNamespace) |
| return; |
| |
| SessionStorageNamespace* newSessionStorageNamespace = getOrCreateSessionStorageNamespace(newStorageNamespaceID); |
| ASSERT(newSessionStorageNamespace); |
| |
| sessionStorageNamespace->cloneTo(*newSessionStorageNamespace); |
| } |
| |
| HashSet<SecurityOriginData> StorageManager::getSessionStorageOriginsCrossThreadCopy() const |
| { |
| ASSERT(!RunLoop::isMain()); |
| |
| HashSet<SecurityOriginData> origins; |
| for (const auto& sessionStorageNamespace : m_sessionStorageNamespaces.values()) { |
| for (auto& origin : sessionStorageNamespace->origins()) |
| origins.add(crossThreadCopy(origin)); |
| } |
| |
| return origins; |
| } |
| |
| void StorageManager::deleteSessionStorageOrigins() |
| { |
| ASSERT(!RunLoop::isMain()); |
| |
| for (auto& sessionStorageNamespace : m_sessionStorageNamespaces.values()) |
| sessionStorageNamespace->clearAllStorageAreas(); |
| } |
| |
| void StorageManager::deleteSessionStorageEntriesForOrigins(const Vector<SecurityOriginData>& origins) |
| { |
| ASSERT(!RunLoop::isMain()); |
| |
| for (auto& origin : origins) { |
| for (auto& sessionStorageNamespace : m_sessionStorageNamespaces.values()) |
| sessionStorageNamespace->clearStorageAreasMatchingOrigin(origin); |
| } |
| } |
| |
| HashSet<SecurityOriginData> StorageManager::getLocalStorageOriginsCrossThreadCopy() const |
| { |
| ASSERT(!RunLoop::isMain()); |
| |
| HashSet<SecurityOriginData> origins; |
| if (m_localStorageDatabaseTracker) { |
| for (auto& origin : m_localStorageDatabaseTracker->origins()) |
| origins.add(origin.isolatedCopy()); |
| } else { |
| for (const auto& localStorageNameSpace : m_localStorageNamespaces.values()) { |
| for (auto& origin : localStorageNameSpace->ephemeralOrigins()) |
| origins.add(origin.isolatedCopy()); |
| } |
| } |
| |
| for (auto& transientLocalStorageNamespace : m_transientLocalStorageNamespaces.values()) { |
| for (auto& origin : transientLocalStorageNamespace->origins()) |
| origins.add(origin.isolatedCopy()); |
| } |
| |
| return origins; |
| } |
| |
| Vector<LocalStorageDatabaseTracker::OriginDetails> StorageManager::getLocalStorageOriginDetailsCrossThreadCopy() const |
| { |
| ASSERT(!RunLoop::isMain()); |
| |
| if (m_localStorageDatabaseTracker) |
| return m_localStorageDatabaseTracker->originDetailsCrossThreadCopy(); |
| return { }; |
| } |
| |
| void StorageManager::deleteLocalStorageOriginsModifiedSince(WallTime time) |
| { |
| ASSERT(!RunLoop::isMain()); |
| |
| if (m_localStorageDatabaseTracker) { |
| auto originsToDelete = m_localStorageDatabaseTracker->databasesModifiedSince(time); |
| |
| for (auto& transientLocalStorageNamespace : m_transientLocalStorageNamespaces.values()) |
| transientLocalStorageNamespace->clearAllStorageAreas(); |
| |
| for (const auto& origin : originsToDelete) { |
| for (auto& localStorageNamespace : m_localStorageNamespaces.values()) |
| localStorageNamespace->clearStorageAreasMatchingOrigin(origin); |
| m_localStorageDatabaseTracker->deleteDatabaseWithOrigin(origin); |
| } |
| } else { |
| for (auto& localStorageNamespace : m_localStorageNamespaces.values()) |
| localStorageNamespace->clearAllStorageAreas(); |
| } |
| } |
| |
| void StorageManager::deleteLocalStorageEntriesForOrigins(const Vector<SecurityOriginData>& origins) |
| { |
| ASSERT(!RunLoop::isMain()); |
| |
| for (auto& origin : origins) { |
| for (auto& localStorageNamespace : m_localStorageNamespaces.values()) |
| localStorageNamespace->clearStorageAreasMatchingOrigin(origin); |
| |
| for (auto& transientLocalStorageNamespace : m_transientLocalStorageNamespaces.values()) |
| transientLocalStorageNamespace->clearStorageAreasMatchingOrigin(origin); |
| |
| if (m_localStorageDatabaseTracker) |
| m_localStorageDatabaseTracker->deleteDatabaseWithOrigin(origin); |
| } |
| } |
| |
| StorageArea* StorageManager::createLocalStorageArea(StorageNamespaceIdentifier storageNamespaceID, SecurityOriginData&& origin, Ref<WorkQueue>&& workQueue) |
| { |
| ASSERT(!RunLoop::isMain()); |
| |
| if (auto* localStorageNamespace = getOrCreateLocalStorageNamespace(storageNamespaceID)) |
| return &localStorageNamespace->getOrCreateStorageArea(WTFMove(origin), m_localStorageDatabaseTracker ? LocalStorageNamespace::IsEphemeral::No : LocalStorageNamespace::IsEphemeral::Yes, WTFMove(workQueue)); |
| |
| return nullptr; |
| } |
| |
| StorageArea* StorageManager::createTransientLocalStorageArea(StorageNamespaceIdentifier storageNamespaceID, SecurityOriginData&& topLevelOrigin, SecurityOriginData&& origin, Ref<WorkQueue>&& workQueue) |
| { |
| ASSERT(!RunLoop::isMain()); |
| ASSERT((HashMap<StorageNamespaceIdentifier, RefPtr<TransientLocalStorageNamespace>>::isValidKey(storageNamespaceID))); |
| |
| if (auto* transientLocalStorageNamespace = getOrCreateTransientLocalStorageNamespace(storageNamespaceID, WTFMove(topLevelOrigin))) |
| return &transientLocalStorageNamespace->getOrCreateStorageArea(WTFMove(origin), WTFMove(workQueue)); |
| |
| return nullptr; |
| } |
| |
| StorageArea* StorageManager::createSessionStorageArea(StorageNamespaceIdentifier storageNamespaceID, SecurityOriginData&& origin, Ref<WorkQueue>&& workQueue) |
| { |
| ASSERT(!RunLoop::isMain()); |
| ASSERT((HashMap<StorageNamespaceIdentifier, RefPtr<SessionStorageNamespace>>::isValidKey(storageNamespaceID))); |
| |
| if (auto* sessionStorageNamespace = getOrCreateSessionStorageNamespace(storageNamespaceID)) |
| return &sessionStorageNamespace->getOrCreateStorageArea(WTFMove(origin), WTFMove(workQueue)); |
| |
| return nullptr; |
| } |
| |
| LocalStorageNamespace* StorageManager::getOrCreateLocalStorageNamespace(StorageNamespaceIdentifier storageNamespaceID) |
| { |
| ASSERT(!RunLoop::isMain()); |
| |
| if (!m_localStorageNamespaces.isValidKey(storageNamespaceID)) |
| return nullptr; |
| |
| return m_localStorageNamespaces.ensure(storageNamespaceID, [this, storageNamespaceID]() { |
| return makeUnique<LocalStorageNamespace>(*this, storageNamespaceID); |
| }).iterator->value.get(); |
| } |
| |
| TransientLocalStorageNamespace* StorageManager::getOrCreateTransientLocalStorageNamespace(StorageNamespaceIdentifier storageNamespaceID, SecurityOriginData&& topLevelOrigin) |
| { |
| ASSERT(!RunLoop::isMain()); |
| |
| if (!m_transientLocalStorageNamespaces.isValidKey({ storageNamespaceID, topLevelOrigin })) |
| return nullptr; |
| |
| return m_transientLocalStorageNamespaces.ensure({ storageNamespaceID, WTFMove(topLevelOrigin) }, [] { |
| return makeUnique<TransientLocalStorageNamespace>(); |
| }).iterator->value.get(); |
| } |
| |
| SessionStorageNamespace* StorageManager::getOrCreateSessionStorageNamespace(StorageNamespaceIdentifier storageNamespaceID) |
| { |
| ASSERT(!RunLoop::isMain()); |
| |
| if (!m_sessionStorageNamespaces.isValidKey(storageNamespaceID)) |
| return nullptr; |
| |
| return m_sessionStorageNamespaces.ensure(storageNamespaceID, [] { |
| // We currently have no limit on session storage. |
| return makeUnique<SessionStorageNamespace>(std::numeric_limits<unsigned>::max()); |
| }).iterator->value.get(); |
| } |
| |
| void StorageManager::clearStorageNamespaces() |
| { |
| ASSERT(!RunLoop::isMain()); |
| |
| m_localStorageNamespaces.clear(); |
| m_transientLocalStorageNamespaces.clear(); |
| m_sessionStorageNamespaces.clear(); |
| } |
| |
| Vector<StorageAreaIdentifier> StorageManager::allStorageAreaIdentifiers() const |
| { |
| ASSERT(!RunLoop::isMain()); |
| |
| Vector<StorageAreaIdentifier> identifiers; |
| for (const auto& localStorageNamespace : m_localStorageNamespaces.values()) { |
| for (auto key : localStorageNamespace->storageAreaIdentifiers()) |
| identifiers.append(key); |
| } |
| |
| for (const auto& trasientLocalStorageNamespace : m_transientLocalStorageNamespaces.values()) { |
| for (auto key : trasientLocalStorageNamespace->storageAreaIdentifiers()) |
| identifiers.append(key); |
| } |
| |
| for (const auto& sessionStorageNamespace : m_sessionStorageNamespaces.values()) { |
| for (auto key : sessionStorageNamespace->storageAreaIdentifiers()) |
| identifiers.append(key); |
| } |
| |
| return identifiers; |
| } |
| |
| } // namespace WebKit |