183 lines
5.9 KiB
C++
183 lines
5.9 KiB
C++
/*
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* Copyright (C) 2008 Apple Inc. All Rights Reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "StorageNamespaceImpl.h"
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#include "StorageAreaImpl.h"
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#include "StorageSyncManager.h"
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#include "StorageTracker.h"
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#include <WebCore/StorageMap.h>
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#include <WebCore/StorageType.h>
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#include <wtf/MainThread.h>
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#include <wtf/NeverDestroyed.h>
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#include <wtf/text/StringHash.h>
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using namespace WebCore;
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namespace WebKit {
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static HashMap<String, StorageNamespaceImpl*>& localStorageNamespaceMap()
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{
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static NeverDestroyed<HashMap<String, StorageNamespaceImpl*>> localStorageNamespaceMap;
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return localStorageNamespaceMap;
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}
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Ref<StorageNamespaceImpl> StorageNamespaceImpl::createSessionStorageNamespace(unsigned quota, PAL::SessionID sessionID)
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{
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return adoptRef(*new StorageNamespaceImpl(StorageType::Session, String(), quota, sessionID));
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}
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Ref<StorageNamespaceImpl> StorageNamespaceImpl::getOrCreateLocalStorageNamespace(const String& databasePath, unsigned quota, PAL::SessionID sessionID)
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{
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ASSERT(!databasePath.isNull());
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auto& slot = localStorageNamespaceMap().add(databasePath, nullptr).iterator->value;
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if (slot)
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return *slot;
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Ref<StorageNamespaceImpl> storageNamespace = adoptRef(*new StorageNamespaceImpl(StorageType::Local, databasePath, quota, sessionID));
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slot = storageNamespace.ptr();
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return storageNamespace;
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}
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StorageNamespaceImpl::StorageNamespaceImpl(StorageType storageType, const String& path, unsigned quota, PAL::SessionID sessionID)
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: m_storageType(storageType)
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, m_path(path.isolatedCopy())
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, m_syncManager(0)
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, m_quota(quota)
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, m_isShutdown(false)
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, m_sessionID(sessionID)
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{
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if (isPersistentLocalStorage(m_storageType) && !m_path.isEmpty())
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m_syncManager = StorageSyncManager::create(m_path);
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}
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StorageNamespaceImpl::~StorageNamespaceImpl()
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{
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ASSERT(isMainThread());
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if (isPersistentLocalStorage(m_storageType)) {
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ASSERT(localStorageNamespaceMap().get(m_path) == this);
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localStorageNamespaceMap().remove(m_path);
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}
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if (!m_isShutdown)
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close();
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}
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Ref<StorageNamespace> StorageNamespaceImpl::copy(Page&)
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{
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ASSERT(isMainThread());
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ASSERT(!m_isShutdown);
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ASSERT(m_storageType == StorageType::Session);
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auto newNamespace = adoptRef(*new StorageNamespaceImpl(m_storageType, m_path, m_quota, m_sessionID));
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for (auto& iter : m_storageAreaMap)
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newNamespace->m_storageAreaMap.set(iter.key, iter.value->copy());
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return WTFMove(newNamespace);
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}
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Ref<StorageArea> StorageNamespaceImpl::storageArea(const SecurityOriginData& origin)
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{
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ASSERT(isMainThread());
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ASSERT(!m_isShutdown);
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if (RefPtr<StorageAreaImpl> storageArea = m_storageAreaMap.get(origin))
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return storageArea.releaseNonNull();
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auto storageArea = StorageAreaImpl::create(m_storageType, origin, m_syncManager.get(), m_quota);
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m_storageAreaMap.set(origin, storageArea.ptr());
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return WTFMove(storageArea);
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}
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void StorageNamespaceImpl::close()
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{
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ASSERT(isMainThread());
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if (m_isShutdown)
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return;
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// If we're not a persistent storage, we shouldn't need to do any work here.
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if (m_storageType == StorageType::Session) {
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ASSERT(!m_syncManager);
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return;
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}
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StorageAreaMap::iterator end = m_storageAreaMap.end();
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for (StorageAreaMap::iterator it = m_storageAreaMap.begin(); it != end; ++it)
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it->value->close();
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if (m_syncManager)
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m_syncManager->close();
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m_isShutdown = true;
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}
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void StorageNamespaceImpl::clearOriginForDeletion(const SecurityOriginData& origin)
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{
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ASSERT(isMainThread());
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RefPtr<StorageAreaImpl> storageArea = m_storageAreaMap.get(origin);
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if (storageArea)
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storageArea->clearForOriginDeletion();
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}
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void StorageNamespaceImpl::clearAllOriginsForDeletion()
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{
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ASSERT(isMainThread());
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StorageAreaMap::iterator end = m_storageAreaMap.end();
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for (StorageAreaMap::iterator it = m_storageAreaMap.begin(); it != end; ++it)
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it->value->clearForOriginDeletion();
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}
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void StorageNamespaceImpl::sync()
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{
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ASSERT(isMainThread());
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StorageAreaMap::iterator end = m_storageAreaMap.end();
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for (StorageAreaMap::iterator it = m_storageAreaMap.begin(); it != end; ++it)
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it->value->sync();
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}
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void StorageNamespaceImpl::closeIdleLocalStorageDatabases()
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{
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ASSERT(isMainThread());
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StorageAreaMap::iterator end = m_storageAreaMap.end();
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for (StorageAreaMap::iterator it = m_storageAreaMap.begin(); it != end; ++it)
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it->value->closeDatabaseIfIdle();
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}
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void StorageNamespaceImpl::setSessionIDForTesting(PAL::SessionID sessionID)
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{
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m_sessionID = sessionID;
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for (auto storageAreaMap : m_storageAreaMap.values())
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storageAreaMap->sessionChanged(!sessionID.isEphemeral());
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}
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} // namespace WebCore
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