зеркало из https://github.com/mozilla/gecko-dev.git
5772 строки
148 KiB
C++
5772 строки
148 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
|
|
* You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#include "QuotaManager.h"
|
|
|
|
#include "mozIApplicationClearPrivateDataParams.h"
|
|
#include "nsIBinaryInputStream.h"
|
|
#include "nsIBinaryOutputStream.h"
|
|
#include "nsIFile.h"
|
|
#include "nsIIdleService.h"
|
|
#include "nsIObserverService.h"
|
|
#include "nsIPermissionManager.h"
|
|
#include "nsIPrincipal.h"
|
|
#include "nsIQuotaRequest.h"
|
|
#include "nsIRunnable.h"
|
|
#include "nsISimpleEnumerator.h"
|
|
#include "nsIScriptObjectPrincipal.h"
|
|
#include "nsIScriptSecurityManager.h"
|
|
#include "nsITimer.h"
|
|
#include "nsIURI.h"
|
|
#include "nsIUsageCallback.h"
|
|
#include "nsPIDOMWindow.h"
|
|
|
|
#include <algorithm>
|
|
#include "GeckoProfiler.h"
|
|
#include "mozilla/Atomics.h"
|
|
#include "mozilla/CondVar.h"
|
|
#include "mozilla/dom/PContent.h"
|
|
#include "mozilla/dom/asmjscache/AsmJSCache.h"
|
|
#include "mozilla/dom/cache/QuotaClient.h"
|
|
#include "mozilla/dom/indexedDB/ActorsParent.h"
|
|
#include "mozilla/IntegerRange.h"
|
|
#include "mozilla/Mutex.h"
|
|
#include "mozilla/LazyIdleThread.h"
|
|
#include "mozilla/Preferences.h"
|
|
#include "mozilla/Services.h"
|
|
#include "mozilla/TypeTraits.h"
|
|
#include "nsAppDirectoryServiceDefs.h"
|
|
#include "nsComponentManagerUtils.h"
|
|
#include "nsAboutProtocolUtils.h"
|
|
#include "nsCharSeparatedTokenizer.h"
|
|
#include "nsContentUtils.h"
|
|
#include "nsCRTGlue.h"
|
|
#include "nsDirectoryServiceUtils.h"
|
|
#include "nsEscape.h"
|
|
#include "nsNetUtil.h"
|
|
#include "nsPrintfCString.h"
|
|
#include "nsScriptSecurityManager.h"
|
|
#include "nsThreadUtils.h"
|
|
#include "nsXULAppAPI.h"
|
|
#include "xpcpublic.h"
|
|
|
|
#include "OriginScope.h"
|
|
#include "QuotaObject.h"
|
|
#include "UsageInfo.h"
|
|
#include "Utilities.h"
|
|
|
|
// The amount of time, in milliseconds, that our IO thread will stay alive
|
|
// after the last event it processes.
|
|
#define DEFAULT_THREAD_TIMEOUT_MS 30000
|
|
|
|
// The amount of time, in milliseconds, that we will wait for active storage
|
|
// transactions on shutdown before aborting them.
|
|
#define DEFAULT_SHUTDOWN_TIMER_MS 30000
|
|
|
|
// Preference that users can set to override temporary storage smart limit
|
|
// calculation.
|
|
#define PREF_FIXED_LIMIT "dom.quotaManager.temporaryStorage.fixedLimit"
|
|
#define PREF_CHUNK_SIZE "dom.quotaManager.temporaryStorage.chunkSize"
|
|
|
|
// Preference that is used to enable testing features
|
|
#define PREF_TESTING_FEATURES "dom.quotaManager.testing"
|
|
|
|
// profile-before-change, when we need to shut down quota manager
|
|
#define PROFILE_BEFORE_CHANGE_OBSERVER_ID "profile-before-change"
|
|
|
|
// The name of the file that we use to load/save the last access time of an
|
|
// origin.
|
|
#define METADATA_FILE_NAME ".metadata"
|
|
|
|
#define PERMISSION_DEFAUT_PERSISTENT_STORAGE "default-persistent-storage"
|
|
|
|
#define KB * 1024ULL
|
|
#define MB * 1024ULL KB
|
|
#define GB * 1024ULL MB
|
|
|
|
namespace mozilla {
|
|
namespace dom {
|
|
namespace quota {
|
|
|
|
namespace {
|
|
|
|
/*******************************************************************************
|
|
* Constants
|
|
******************************************************************************/
|
|
|
|
static_assert(
|
|
static_cast<uint32_t>(StorageType::Persistent) ==
|
|
static_cast<uint32_t>(PERSISTENCE_TYPE_PERSISTENT),
|
|
"Enum values should match.");
|
|
|
|
static_assert(
|
|
static_cast<uint32_t>(StorageType::Temporary) ==
|
|
static_cast<uint32_t>(PERSISTENCE_TYPE_TEMPORARY),
|
|
"Enum values should match.");
|
|
|
|
static_assert(
|
|
static_cast<uint32_t>(StorageType::Default) ==
|
|
static_cast<uint32_t>(PERSISTENCE_TYPE_DEFAULT),
|
|
"Enum values should match.");
|
|
|
|
const char kChromeOrigin[] = "chrome";
|
|
const char kAboutHomeOrigin[] = "moz-safe-about:home";
|
|
const char kIndexedDBOriginPrefix[] = "indexeddb://";
|
|
|
|
#define INDEXEDDB_DIRECTORY_NAME "indexedDB"
|
|
#define STORAGE_DIRECTORY_NAME "storage"
|
|
#define PERSISTENT_DIRECTORY_NAME "persistent"
|
|
#define PERMANENT_DIRECTORY_NAME "permanent"
|
|
#define TEMPORARY_DIRECTORY_NAME "temporary"
|
|
#define DEFAULT_DIRECTORY_NAME "default"
|
|
|
|
enum AppId {
|
|
kNoAppId = nsIScriptSecurityManager::NO_APP_ID,
|
|
kUnknownAppId = nsIScriptSecurityManager::UNKNOWN_APP_ID
|
|
};
|
|
|
|
/******************************************************************************
|
|
* Quota manager class declarations
|
|
******************************************************************************/
|
|
|
|
} // namespace
|
|
|
|
class DirectoryLockImpl final
|
|
: public DirectoryLock
|
|
{
|
|
nsRefPtr<QuotaManager> mQuotaManager;
|
|
|
|
const Nullable<PersistenceType> mPersistenceType;
|
|
const nsCString mGroup;
|
|
const OriginScope mOriginScope;
|
|
const Nullable<bool> mIsApp;
|
|
const Nullable<Client::Type> mClientType;
|
|
nsRefPtr<OpenDirectoryListener> mOpenListener;
|
|
|
|
nsTArray<DirectoryLockImpl*> mBlocking;
|
|
nsTArray<DirectoryLockImpl*> mBlockedOn;
|
|
|
|
const bool mExclusive;
|
|
|
|
// Internal quota manager operations use this flag to prevent directory lock
|
|
// registraction/unregistration from updating origin access time, etc.
|
|
const bool mInternal;
|
|
|
|
bool mInvalidated;
|
|
|
|
public:
|
|
DirectoryLockImpl(QuotaManager* aQuotaManager,
|
|
Nullable<PersistenceType> aPersistenceType,
|
|
const nsACString& aGroup,
|
|
const OriginScope& aOriginScope,
|
|
Nullable<bool> aIsApp,
|
|
Nullable<Client::Type> aClientType,
|
|
bool aExclusive,
|
|
bool aInternal,
|
|
OpenDirectoryListener* aOpenListener);
|
|
|
|
static bool
|
|
MatchOriginScopes(const OriginScope& aOriginScope1,
|
|
const OriginScope& aOriginScope2);
|
|
|
|
const Nullable<PersistenceType>&
|
|
GetPersistenceType() const
|
|
{
|
|
return mPersistenceType;
|
|
}
|
|
|
|
const nsACString&
|
|
GetGroup() const
|
|
{
|
|
return mGroup;
|
|
}
|
|
|
|
const OriginScope&
|
|
GetOriginScope() const
|
|
{
|
|
return mOriginScope;
|
|
}
|
|
|
|
const Nullable<bool>&
|
|
GetIsApp() const
|
|
{
|
|
return mIsApp;
|
|
}
|
|
|
|
const Nullable<Client::Type>&
|
|
GetClientType() const
|
|
{
|
|
return mClientType;
|
|
}
|
|
|
|
bool
|
|
IsInternal() const
|
|
{
|
|
return mInternal;
|
|
}
|
|
|
|
bool
|
|
ShouldUpdateLockTable()
|
|
{
|
|
return !mInternal &&
|
|
mPersistenceType.Value() != PERSISTENCE_TYPE_PERSISTENT;
|
|
}
|
|
|
|
// Test whether this DirectoryLock needs to wait for the given lock.
|
|
bool
|
|
MustWaitFor(const DirectoryLockImpl& aLock);
|
|
|
|
void
|
|
AddBlockingLock(DirectoryLockImpl* aLock)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
mBlocking.AppendElement(aLock);
|
|
}
|
|
|
|
const nsTArray<DirectoryLockImpl*>&
|
|
GetBlockedOnLocks()
|
|
{
|
|
return mBlockedOn;
|
|
}
|
|
|
|
void
|
|
AddBlockedOnLock(DirectoryLockImpl* aLock)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
mBlockedOn.AppendElement(aLock);
|
|
}
|
|
|
|
void
|
|
MaybeUnblock(DirectoryLockImpl* aLock)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
mBlockedOn.RemoveElement(aLock);
|
|
if (mBlockedOn.IsEmpty()) {
|
|
NotifyOpenListener();
|
|
}
|
|
}
|
|
|
|
void
|
|
NotifyOpenListener();
|
|
|
|
void
|
|
Invalidate()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
mInvalidated = true;
|
|
}
|
|
|
|
private:
|
|
~DirectoryLockImpl();
|
|
|
|
NS_DECL_ISUPPORTS
|
|
};
|
|
|
|
namespace {
|
|
|
|
/*******************************************************************************
|
|
* Local class declarations
|
|
******************************************************************************/
|
|
|
|
} // namespace
|
|
|
|
class OriginInfo final
|
|
{
|
|
friend class GroupInfo;
|
|
friend class QuotaManager;
|
|
friend class QuotaObject;
|
|
|
|
public:
|
|
OriginInfo(GroupInfo* aGroupInfo, const nsACString& aOrigin, bool aIsApp,
|
|
uint64_t aUsage, int64_t aAccessTime)
|
|
: mGroupInfo(aGroupInfo), mOrigin(aOrigin), mUsage(aUsage),
|
|
mAccessTime(aAccessTime), mIsApp(aIsApp)
|
|
{
|
|
MOZ_COUNT_CTOR(OriginInfo);
|
|
}
|
|
|
|
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(OriginInfo)
|
|
|
|
int64_t
|
|
AccessTime() const
|
|
{
|
|
return mAccessTime;
|
|
}
|
|
|
|
private:
|
|
// Private destructor, to discourage deletion outside of Release():
|
|
~OriginInfo()
|
|
{
|
|
MOZ_COUNT_DTOR(OriginInfo);
|
|
|
|
MOZ_ASSERT(!mQuotaObjects.Count());
|
|
}
|
|
|
|
void
|
|
LockedDecreaseUsage(int64_t aSize);
|
|
|
|
void
|
|
LockedUpdateAccessTime(int64_t aAccessTime)
|
|
{
|
|
AssertCurrentThreadOwnsQuotaMutex();
|
|
|
|
mAccessTime = aAccessTime;
|
|
}
|
|
|
|
nsDataHashtable<nsStringHashKey, QuotaObject*> mQuotaObjects;
|
|
|
|
GroupInfo* mGroupInfo;
|
|
const nsCString mOrigin;
|
|
uint64_t mUsage;
|
|
int64_t mAccessTime;
|
|
const bool mIsApp;
|
|
};
|
|
|
|
class OriginInfoLRUComparator
|
|
{
|
|
public:
|
|
bool
|
|
Equals(const OriginInfo* a, const OriginInfo* b) const
|
|
{
|
|
return
|
|
a && b ? a->AccessTime() == b->AccessTime() : !a && !b ? true : false;
|
|
}
|
|
|
|
bool
|
|
LessThan(const OriginInfo* a, const OriginInfo* b) const
|
|
{
|
|
return a && b ? a->AccessTime() < b->AccessTime() : b ? true : false;
|
|
}
|
|
};
|
|
|
|
class GroupInfo final
|
|
{
|
|
friend class GroupInfoPair;
|
|
friend class OriginInfo;
|
|
friend class QuotaManager;
|
|
friend class QuotaObject;
|
|
|
|
public:
|
|
GroupInfo(GroupInfoPair* aGroupInfoPair, PersistenceType aPersistenceType,
|
|
const nsACString& aGroup)
|
|
: mGroupInfoPair(aGroupInfoPair), mPersistenceType(aPersistenceType),
|
|
mGroup(aGroup), mUsage(0)
|
|
{
|
|
MOZ_ASSERT(aPersistenceType != PERSISTENCE_TYPE_PERSISTENT);
|
|
|
|
MOZ_COUNT_CTOR(GroupInfo);
|
|
}
|
|
|
|
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(GroupInfo)
|
|
|
|
private:
|
|
// Private destructor, to discourage deletion outside of Release():
|
|
~GroupInfo()
|
|
{
|
|
MOZ_COUNT_DTOR(GroupInfo);
|
|
}
|
|
|
|
already_AddRefed<OriginInfo>
|
|
LockedGetOriginInfo(const nsACString& aOrigin);
|
|
|
|
void
|
|
LockedAddOriginInfo(OriginInfo* aOriginInfo);
|
|
|
|
void
|
|
LockedRemoveOriginInfo(const nsACString& aOrigin);
|
|
|
|
void
|
|
LockedRemoveOriginInfos();
|
|
|
|
bool
|
|
LockedHasOriginInfos()
|
|
{
|
|
AssertCurrentThreadOwnsQuotaMutex();
|
|
|
|
return !mOriginInfos.IsEmpty();
|
|
}
|
|
|
|
nsTArray<nsRefPtr<OriginInfo> > mOriginInfos;
|
|
|
|
GroupInfoPair* mGroupInfoPair;
|
|
PersistenceType mPersistenceType;
|
|
nsCString mGroup;
|
|
uint64_t mUsage;
|
|
};
|
|
|
|
class GroupInfoPair
|
|
{
|
|
friend class QuotaManager;
|
|
friend class QuotaObject;
|
|
|
|
public:
|
|
GroupInfoPair()
|
|
{
|
|
MOZ_COUNT_CTOR(GroupInfoPair);
|
|
}
|
|
|
|
~GroupInfoPair()
|
|
{
|
|
MOZ_COUNT_DTOR(GroupInfoPair);
|
|
}
|
|
|
|
private:
|
|
already_AddRefed<GroupInfo>
|
|
LockedGetGroupInfo(PersistenceType aPersistenceType)
|
|
{
|
|
AssertCurrentThreadOwnsQuotaMutex();
|
|
MOZ_ASSERT(aPersistenceType != PERSISTENCE_TYPE_PERSISTENT);
|
|
|
|
nsRefPtr<GroupInfo> groupInfo =
|
|
GetGroupInfoForPersistenceType(aPersistenceType);
|
|
return groupInfo.forget();
|
|
}
|
|
|
|
void
|
|
LockedSetGroupInfo(PersistenceType aPersistenceType, GroupInfo* aGroupInfo)
|
|
{
|
|
AssertCurrentThreadOwnsQuotaMutex();
|
|
MOZ_ASSERT(aPersistenceType != PERSISTENCE_TYPE_PERSISTENT);
|
|
|
|
nsRefPtr<GroupInfo>& groupInfo =
|
|
GetGroupInfoForPersistenceType(aPersistenceType);
|
|
groupInfo = aGroupInfo;
|
|
}
|
|
|
|
void
|
|
LockedClearGroupInfo(PersistenceType aPersistenceType)
|
|
{
|
|
AssertCurrentThreadOwnsQuotaMutex();
|
|
MOZ_ASSERT(aPersistenceType != PERSISTENCE_TYPE_PERSISTENT);
|
|
|
|
nsRefPtr<GroupInfo>& groupInfo =
|
|
GetGroupInfoForPersistenceType(aPersistenceType);
|
|
groupInfo = nullptr;
|
|
}
|
|
|
|
bool
|
|
LockedHasGroupInfos()
|
|
{
|
|
AssertCurrentThreadOwnsQuotaMutex();
|
|
|
|
return mTemporaryStorageGroupInfo || mDefaultStorageGroupInfo;
|
|
}
|
|
|
|
nsRefPtr<GroupInfo>&
|
|
GetGroupInfoForPersistenceType(PersistenceType aPersistenceType);
|
|
|
|
nsRefPtr<GroupInfo> mTemporaryStorageGroupInfo;
|
|
nsRefPtr<GroupInfo> mDefaultStorageGroupInfo;
|
|
};
|
|
|
|
namespace {
|
|
|
|
class CollectOriginsHelper final
|
|
: public nsRunnable
|
|
{
|
|
uint64_t mMinSizeToBeFreed;
|
|
|
|
Mutex& mMutex;
|
|
CondVar mCondVar;
|
|
|
|
// The members below are protected by mMutex.
|
|
nsTArray<nsRefPtr<DirectoryLockImpl>> mLocks;
|
|
uint64_t mSizeToBeFreed;
|
|
bool mWaiting;
|
|
|
|
public:
|
|
CollectOriginsHelper(mozilla::Mutex& aMutex,
|
|
uint64_t aMinSizeToBeFreed);
|
|
|
|
// Blocks the current thread until origins are collected on the main thread.
|
|
// The returned value contains an aggregate size of those origins.
|
|
int64_t
|
|
BlockAndReturnOriginsForEviction(
|
|
nsTArray<nsRefPtr<DirectoryLockImpl>>& aLocks);
|
|
|
|
private:
|
|
~CollectOriginsHelper()
|
|
{ }
|
|
|
|
NS_IMETHOD
|
|
Run();
|
|
};
|
|
|
|
class OriginOperationBase
|
|
: public nsRunnable
|
|
{
|
|
protected:
|
|
enum State {
|
|
// Not yet run.
|
|
State_Initial,
|
|
|
|
// Running on the main thread in the listener for OpenDirectory.
|
|
State_DirectoryOpenPending,
|
|
|
|
// Running on the IO thread.
|
|
State_DirectoryWorkOpen,
|
|
|
|
// Running on the main thread after all work is done.
|
|
State_UnblockingOpen,
|
|
|
|
State_Complete
|
|
};
|
|
|
|
State mState;
|
|
nsresult mResultCode;
|
|
|
|
protected:
|
|
OriginOperationBase()
|
|
: mState(State_Initial)
|
|
, mResultCode(NS_OK)
|
|
{ }
|
|
|
|
// Reference counted.
|
|
virtual ~OriginOperationBase()
|
|
{
|
|
MOZ_ASSERT(mState == State_Complete);
|
|
}
|
|
|
|
void
|
|
AdvanceState()
|
|
{
|
|
switch (mState) {
|
|
case State_Initial:
|
|
mState = State_DirectoryOpenPending;
|
|
return;
|
|
case State_DirectoryOpenPending:
|
|
mState = State_DirectoryWorkOpen;
|
|
return;
|
|
case State_DirectoryWorkOpen:
|
|
mState = State_UnblockingOpen;
|
|
return;
|
|
case State_UnblockingOpen:
|
|
mState = State_Complete;
|
|
return;
|
|
default:
|
|
MOZ_CRASH("Bad state!");
|
|
}
|
|
}
|
|
|
|
NS_IMETHOD
|
|
Run();
|
|
|
|
virtual nsresult
|
|
Open() = 0;
|
|
|
|
nsresult
|
|
DirectoryOpen();
|
|
|
|
virtual nsresult
|
|
DoDirectoryWork(QuotaManager* aQuotaManager) = 0;
|
|
|
|
void
|
|
Finish(nsresult aResult);
|
|
|
|
virtual void
|
|
UnblockOpen() = 0;
|
|
|
|
private:
|
|
nsresult
|
|
DirectoryWork();
|
|
};
|
|
|
|
class NormalOriginOperationBase
|
|
: public OriginOperationBase
|
|
, public OpenDirectoryListener
|
|
{
|
|
nsRefPtr<DirectoryLock> mDirectoryLock;
|
|
|
|
protected:
|
|
Nullable<PersistenceType> mPersistenceType;
|
|
OriginScope mOriginScope;
|
|
const bool mExclusive;
|
|
|
|
public:
|
|
void
|
|
RunImmediately()
|
|
{
|
|
MOZ_ASSERT(mState == State_Initial);
|
|
|
|
MOZ_ALWAYS_TRUE(NS_SUCCEEDED(this->Run()));
|
|
}
|
|
|
|
protected:
|
|
NormalOriginOperationBase(Nullable<PersistenceType> aPersistenceType,
|
|
const OriginScope& aOriginScope,
|
|
bool aExclusive)
|
|
: mPersistenceType(aPersistenceType)
|
|
, mOriginScope(aOriginScope)
|
|
, mExclusive(aExclusive)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
}
|
|
|
|
~NormalOriginOperationBase()
|
|
{ }
|
|
|
|
private:
|
|
NS_DECL_ISUPPORTS_INHERITED
|
|
|
|
virtual nsresult
|
|
Open() override;
|
|
|
|
virtual void
|
|
UnblockOpen() override;
|
|
|
|
// OpenDirectoryListener overrides.
|
|
virtual void
|
|
DirectoryLockAcquired(DirectoryLock* aLock) override;
|
|
|
|
virtual void
|
|
DirectoryLockFailed() override;
|
|
|
|
// Used to send results before unblocking open.
|
|
virtual void
|
|
SendResults() = 0;
|
|
};
|
|
|
|
class SaveOriginAccessTimeOp
|
|
: public NormalOriginOperationBase
|
|
{
|
|
int64_t mTimestamp;
|
|
|
|
public:
|
|
SaveOriginAccessTimeOp(PersistenceType aPersistenceType,
|
|
const nsACString& aOrigin,
|
|
int64_t aTimestamp)
|
|
: NormalOriginOperationBase(Nullable<PersistenceType>(aPersistenceType),
|
|
OriginScope::FromOrigin(aOrigin),
|
|
/* aExclusive */ false)
|
|
, mTimestamp(aTimestamp)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
}
|
|
|
|
private:
|
|
~SaveOriginAccessTimeOp()
|
|
{ }
|
|
|
|
virtual nsresult
|
|
DoDirectoryWork(QuotaManager* aQuotaManager) override;
|
|
|
|
virtual void
|
|
SendResults() override
|
|
{ }
|
|
};
|
|
|
|
class GetUsageOp
|
|
: public NormalOriginOperationBase
|
|
, public nsIQuotaRequest
|
|
{
|
|
UsageInfo mUsageInfo;
|
|
|
|
const nsCString mGroup;
|
|
nsCOMPtr<nsIURI> mURI;
|
|
nsCOMPtr<nsIUsageCallback> mCallback;
|
|
const uint32_t mAppId;
|
|
const bool mIsApp;
|
|
const bool mInMozBrowserOnly;
|
|
|
|
public:
|
|
GetUsageOp(const nsACString& aGroup,
|
|
const nsACString& aOrigin,
|
|
bool aIsApp,
|
|
nsIURI* aURI,
|
|
nsIUsageCallback* aCallback,
|
|
uint32_t aAppId,
|
|
bool aInMozBrowserOnly);
|
|
|
|
private:
|
|
~GetUsageOp()
|
|
{ }
|
|
|
|
nsresult
|
|
AddToUsage(QuotaManager* aQuotaManager,
|
|
PersistenceType aPersistenceType);
|
|
|
|
virtual nsresult
|
|
DoDirectoryWork(QuotaManager* aQuotaManager) override;
|
|
|
|
virtual void
|
|
SendResults() override;
|
|
|
|
NS_DECL_ISUPPORTS_INHERITED
|
|
NS_DECL_NSIQUOTAREQUEST
|
|
};
|
|
|
|
class ResetOrClearOp
|
|
: public NormalOriginOperationBase
|
|
{
|
|
bool mClear;
|
|
|
|
public:
|
|
explicit ResetOrClearOp(bool aClear)
|
|
: NormalOriginOperationBase(Nullable<PersistenceType>(),
|
|
OriginScope::FromNull(),
|
|
/* aExclusive */ true)
|
|
, mClear(aClear)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
}
|
|
|
|
private:
|
|
~ResetOrClearOp()
|
|
{ }
|
|
|
|
void
|
|
DeleteFiles(QuotaManager* aQuotaManager);
|
|
|
|
virtual nsresult
|
|
DoDirectoryWork(QuotaManager* aQuotaManager) override;
|
|
|
|
virtual void
|
|
SendResults() override
|
|
{ }
|
|
};
|
|
|
|
class OriginClearOp
|
|
: public NormalOriginOperationBase
|
|
{
|
|
public:
|
|
OriginClearOp(Nullable<PersistenceType> aPersistenceType,
|
|
const OriginScope& aOriginScope)
|
|
: NormalOriginOperationBase(aPersistenceType,
|
|
aOriginScope,
|
|
/* aExclusive */ true)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
}
|
|
|
|
private:
|
|
~OriginClearOp()
|
|
{ }
|
|
|
|
void
|
|
DeleteFiles(QuotaManager* aQuotaManager,
|
|
PersistenceType aPersistenceType);
|
|
|
|
virtual nsresult
|
|
DoDirectoryWork(QuotaManager* aQuotaManager) override;
|
|
|
|
virtual void
|
|
SendResults() override
|
|
{ }
|
|
};
|
|
|
|
class FinalizeOriginEvictionOp
|
|
: public OriginOperationBase
|
|
{
|
|
nsTArray<nsRefPtr<DirectoryLockImpl>> mLocks;
|
|
|
|
public:
|
|
explicit FinalizeOriginEvictionOp(
|
|
nsTArray<nsRefPtr<DirectoryLockImpl>>& aLocks)
|
|
{
|
|
MOZ_ASSERT(!NS_IsMainThread());
|
|
|
|
mLocks.SwapElements(aLocks);
|
|
}
|
|
|
|
void
|
|
Dispatch();
|
|
|
|
void
|
|
RunOnIOThreadImmediately();
|
|
|
|
private:
|
|
~FinalizeOriginEvictionOp()
|
|
{ }
|
|
|
|
virtual nsresult
|
|
Open() override;
|
|
|
|
virtual nsresult
|
|
DoDirectoryWork(QuotaManager* aQuotaManager) override;
|
|
|
|
virtual void
|
|
UnblockOpen() override;
|
|
};
|
|
|
|
/*******************************************************************************
|
|
* Helper Functions
|
|
******************************************************************************/
|
|
|
|
template <typename T, bool = mozilla::IsUnsigned<T>::value>
|
|
struct IntChecker
|
|
{
|
|
static void
|
|
Assert(T aInt)
|
|
{
|
|
static_assert(mozilla::IsIntegral<T>::value, "Not an integer!");
|
|
MOZ_ASSERT(aInt >= 0);
|
|
}
|
|
};
|
|
|
|
template <typename T>
|
|
struct IntChecker<T, true>
|
|
{
|
|
static void
|
|
Assert(T aInt)
|
|
{
|
|
static_assert(mozilla::IsIntegral<T>::value, "Not an integer!");
|
|
}
|
|
};
|
|
|
|
template <typename T>
|
|
void
|
|
AssertNoOverflow(uint64_t aDest, T aArg)
|
|
{
|
|
IntChecker<T>::Assert(aDest);
|
|
IntChecker<T>::Assert(aArg);
|
|
MOZ_ASSERT(UINT64_MAX - aDest >= uint64_t(aArg));
|
|
}
|
|
|
|
template <typename T, typename U>
|
|
void
|
|
AssertNoUnderflow(T aDest, U aArg)
|
|
{
|
|
IntChecker<T>::Assert(aDest);
|
|
IntChecker<T>::Assert(aArg);
|
|
MOZ_ASSERT(uint64_t(aDest) >= uint64_t(aArg));
|
|
}
|
|
|
|
} // namespace
|
|
|
|
bool
|
|
IsOnIOThread()
|
|
{
|
|
QuotaManager* quotaManager = QuotaManager::Get();
|
|
NS_ASSERTION(quotaManager, "Must have a manager here!");
|
|
|
|
bool currentThread;
|
|
return NS_SUCCEEDED(quotaManager->IOThread()->
|
|
IsOnCurrentThread(¤tThread)) && currentThread;
|
|
}
|
|
|
|
void
|
|
AssertIsOnIOThread()
|
|
{
|
|
NS_ASSERTION(IsOnIOThread(), "Running on the wrong thread!");
|
|
}
|
|
|
|
void
|
|
AssertCurrentThreadOwnsQuotaMutex()
|
|
{
|
|
#ifdef DEBUG
|
|
QuotaManager* quotaManager = QuotaManager::Get();
|
|
NS_ASSERTION(quotaManager, "Must have a manager here!");
|
|
|
|
quotaManager->AssertCurrentThreadOwnsQuotaMutex();
|
|
#endif
|
|
}
|
|
|
|
void
|
|
ReportInternalError(const char* aFile, uint32_t aLine, const char* aStr)
|
|
{
|
|
// Get leaf of file path
|
|
for (const char* p = aFile; *p; ++p) {
|
|
if (*p == '/' && *(p + 1)) {
|
|
aFile = p + 1;
|
|
}
|
|
}
|
|
|
|
nsContentUtils::LogSimpleConsoleError(
|
|
NS_ConvertUTF8toUTF16(nsPrintfCString(
|
|
"Quota %s: %s:%lu", aStr, aFile, aLine)),
|
|
"quota");
|
|
}
|
|
|
|
namespace {
|
|
|
|
QuotaManager* gInstance = nullptr;
|
|
mozilla::Atomic<bool> gShutdown(false);
|
|
|
|
// Constants for temporary storage limit computing.
|
|
static const int32_t kDefaultFixedLimitKB = -1;
|
|
static const uint32_t kDefaultChunkSizeKB = 10 * 1024;
|
|
int32_t gFixedLimitKB = kDefaultFixedLimitKB;
|
|
uint32_t gChunkSizeKB = kDefaultChunkSizeKB;
|
|
|
|
bool gTestingEnabled = false;
|
|
|
|
class StorageDirectoryHelper final
|
|
: public nsRunnable
|
|
{
|
|
struct OriginProps;
|
|
|
|
nsTArray<OriginProps> mOriginProps;
|
|
|
|
nsCOMPtr<nsIFile> mDirectory;
|
|
mozilla::Mutex mMutex;
|
|
mozilla::CondVar mCondVar;
|
|
nsresult mMainThreadResultCode;
|
|
const bool mPersistent;
|
|
bool mCreate;
|
|
bool mWaiting;
|
|
|
|
public:
|
|
StorageDirectoryHelper(nsIFile* aDirectory,
|
|
bool aPersistent)
|
|
: mDirectory(aDirectory)
|
|
, mMutex("StorageDirectoryHelper::mMutex")
|
|
, mCondVar(mMutex, "StorageDirectoryHelper::mCondVar")
|
|
, mMainThreadResultCode(NS_OK)
|
|
, mPersistent(aPersistent)
|
|
, mCreate(true)
|
|
, mWaiting(true)
|
|
{
|
|
AssertIsOnIOThread();
|
|
}
|
|
|
|
nsresult
|
|
CreateOrUpgradeMetadataFiles(bool aCreate);
|
|
|
|
nsresult
|
|
RestoreMetadataFile();
|
|
|
|
private:
|
|
~StorageDirectoryHelper()
|
|
{ }
|
|
|
|
nsresult
|
|
AddOriginDirectory(nsIFile* aDirectory);
|
|
|
|
nsresult
|
|
ProcessOriginDirectories(bool aMove);
|
|
|
|
nsresult
|
|
RunOnMainThread();
|
|
|
|
NS_IMETHOD
|
|
Run();
|
|
};
|
|
|
|
struct StorageDirectoryHelper::OriginProps
|
|
{
|
|
enum Type
|
|
{
|
|
eChrome,
|
|
eContent
|
|
};
|
|
|
|
nsCOMPtr<nsIFile> mDirectory;
|
|
nsCString mSpec;
|
|
uint32_t mAppId;
|
|
int64_t mTimestamp;
|
|
nsCString mGroup;
|
|
nsCString mOrigin;
|
|
|
|
Type mType;
|
|
bool mInMozBrowser;
|
|
bool mIsApp;
|
|
|
|
public:
|
|
explicit OriginProps()
|
|
: mAppId(kNoAppId)
|
|
, mTimestamp(0)
|
|
, mType(eContent)
|
|
, mInMozBrowser(false)
|
|
, mIsApp(false)
|
|
{ }
|
|
};
|
|
|
|
class MOZ_STACK_CLASS OriginParser final
|
|
{
|
|
static bool
|
|
IgnoreWhitespace(char16_t /* aChar */)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
typedef nsCCharSeparatedTokenizerTemplate<IgnoreWhitespace> Tokenizer;
|
|
|
|
enum SchemaType {
|
|
eNone,
|
|
eFile,
|
|
eMozSafeAbout
|
|
};
|
|
|
|
enum State {
|
|
eExpectingAppIdOrSchema,
|
|
eExpectingInMozBrowser,
|
|
eExpectingSchema,
|
|
eExpectingEmptyToken1,
|
|
eExpectingEmptyToken2,
|
|
eExpectingEmptyToken3,
|
|
eExpectingHost,
|
|
eExpectingPort,
|
|
eExpectingEmptyTokenOrDriveLetterOrPathnameComponent,
|
|
eExpectingEmptyTokenOrPathnameComponent,
|
|
eComplete,
|
|
eHandledTrailingSeparator
|
|
};
|
|
|
|
const nsCString mOrigin;
|
|
Tokenizer mTokenizer;
|
|
|
|
uint32_t mAppId;
|
|
nsCString mSchema;
|
|
nsCString mHost;
|
|
Nullable<uint32_t> mPort;
|
|
nsTArray<nsCString> mPathnameComponents;
|
|
nsCString mHandledTokens;
|
|
|
|
SchemaType mSchemaType;
|
|
State mState;
|
|
bool mInMozBrowser;
|
|
bool mMaybeDriveLetter;
|
|
bool mError;
|
|
|
|
public:
|
|
explicit OriginParser(const nsACString& aOrigin)
|
|
: mOrigin(aOrigin)
|
|
, mTokenizer(aOrigin, '+')
|
|
, mAppId(kNoAppId)
|
|
, mPort()
|
|
, mSchemaType(eNone)
|
|
, mState(eExpectingAppIdOrSchema)
|
|
, mInMozBrowser(false)
|
|
, mMaybeDriveLetter(false)
|
|
, mError(false)
|
|
{ }
|
|
|
|
static bool
|
|
ParseOrigin(const nsACString& aOrigin,
|
|
uint32_t* aAppId,
|
|
bool* aInMozBrowser,
|
|
nsCString& aSpec);
|
|
|
|
bool
|
|
Parse(uint32_t* aAppId,
|
|
bool* aInMozBrowser,
|
|
nsACString& aSpec);
|
|
|
|
private:
|
|
void
|
|
HandleSchema(const nsDependentCSubstring& aSchema);
|
|
|
|
void
|
|
HandlePathnameComponent(const nsDependentCSubstring& aSchema);
|
|
|
|
void
|
|
HandleToken(const nsDependentCSubstring& aToken);
|
|
|
|
void
|
|
HandleTrailingSeparator();
|
|
};
|
|
|
|
class OriginKey : public nsAutoCString
|
|
{
|
|
public:
|
|
OriginKey(PersistenceType aPersistenceType,
|
|
const nsACString& aOrigin)
|
|
{
|
|
PersistenceTypeToText(aPersistenceType, *this);
|
|
Append(':');
|
|
Append(aOrigin);
|
|
}
|
|
};
|
|
|
|
void
|
|
SanitizeOriginString(nsCString& aOrigin)
|
|
{
|
|
// We want profiles to be platform-independent so we always need to replace
|
|
// the same characters on every platform. Windows has the most extensive set
|
|
// of illegal characters so we use its FILE_ILLEGAL_CHARACTERS and
|
|
// FILE_PATH_SEPARATOR.
|
|
static const char kReplaceChars[] = CONTROL_CHARACTERS "/:*?\"<>|\\";
|
|
|
|
#ifdef XP_WIN
|
|
NS_ASSERTION(!strcmp(kReplaceChars,
|
|
FILE_ILLEGAL_CHARACTERS FILE_PATH_SEPARATOR),
|
|
"Illegal file characters have changed!");
|
|
#endif
|
|
|
|
aOrigin.ReplaceChar(kReplaceChars, '+');
|
|
}
|
|
|
|
bool
|
|
IsTreatedAsPersistent(PersistenceType aPersistenceType,
|
|
bool aIsApp)
|
|
{
|
|
if (aPersistenceType == PERSISTENCE_TYPE_PERSISTENT ||
|
|
(aPersistenceType == PERSISTENCE_TYPE_DEFAULT && aIsApp)) {
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool
|
|
IsTreatedAsTemporary(PersistenceType aPersistenceType,
|
|
bool aIsApp)
|
|
{
|
|
return !IsTreatedAsPersistent(aPersistenceType, aIsApp);
|
|
}
|
|
|
|
nsresult
|
|
CloneStoragePath(nsIFile* aBaseDir,
|
|
const nsAString& aStorageName,
|
|
nsAString& aStoragePath)
|
|
{
|
|
nsresult rv;
|
|
|
|
nsCOMPtr<nsIFile> storageDir;
|
|
rv = aBaseDir->Clone(getter_AddRefs(storageDir));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
rv = storageDir->Append(aStorageName);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
rv = storageDir->GetPath(aStoragePath);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
GetLastModifiedTime(nsIFile* aFile, int64_t* aTimestamp)
|
|
{
|
|
AssertIsOnIOThread();
|
|
MOZ_ASSERT(aFile);
|
|
MOZ_ASSERT(aTimestamp);
|
|
|
|
class MOZ_STACK_CLASS Helper final
|
|
{
|
|
public:
|
|
static nsresult
|
|
GetLastModifiedTime(nsIFile* aFile, int64_t* aTimestamp)
|
|
{
|
|
AssertIsOnIOThread();
|
|
MOZ_ASSERT(aFile);
|
|
MOZ_ASSERT(aTimestamp);
|
|
|
|
bool isDirectory;
|
|
nsresult rv = aFile->IsDirectory(&isDirectory);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
if (!isDirectory) {
|
|
nsString leafName;
|
|
rv = aFile->GetLeafName(leafName);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
if (leafName.EqualsLiteral(METADATA_FILE_NAME) ||
|
|
leafName.EqualsLiteral(DSSTORE_FILE_NAME)) {
|
|
return NS_OK;
|
|
}
|
|
|
|
int64_t timestamp;
|
|
rv = aFile->GetLastModifiedTime(×tamp);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
// Need to convert from milliseconds to microseconds.
|
|
MOZ_ASSERT((INT64_MAX / PR_USEC_PER_MSEC) > timestamp);
|
|
timestamp *= int64_t(PR_USEC_PER_MSEC);
|
|
|
|
if (timestamp > *aTimestamp) {
|
|
*aTimestamp = timestamp;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsISimpleEnumerator> entries;
|
|
rv = aFile->GetDirectoryEntries(getter_AddRefs(entries));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
bool hasMore;
|
|
while (NS_SUCCEEDED((rv = entries->HasMoreElements(&hasMore))) && hasMore) {
|
|
nsCOMPtr<nsISupports> entry;
|
|
rv = entries->GetNext(getter_AddRefs(entry));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
nsCOMPtr<nsIFile> file = do_QueryInterface(entry);
|
|
MOZ_ASSERT(file);
|
|
|
|
rv = GetLastModifiedTime(file, aTimestamp);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
}
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
};
|
|
|
|
int64_t timestamp = INT64_MIN;
|
|
nsresult rv = Helper::GetLastModifiedTime(aFile, ×tamp);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
*aTimestamp = timestamp;
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
EnsureDirectory(nsIFile* aDirectory, bool* aCreated)
|
|
{
|
|
AssertIsOnIOThread();
|
|
|
|
nsresult rv = aDirectory->Create(nsIFile::DIRECTORY_TYPE, 0755);
|
|
if (rv == NS_ERROR_FILE_ALREADY_EXISTS) {
|
|
bool isDirectory;
|
|
rv = aDirectory->IsDirectory(&isDirectory);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
NS_ENSURE_TRUE(isDirectory, NS_ERROR_UNEXPECTED);
|
|
|
|
*aCreated = false;
|
|
}
|
|
else {
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
*aCreated = true;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
enum FileFlag {
|
|
kTruncateFileFlag,
|
|
kUpdateFileFlag,
|
|
kAppendFileFlag
|
|
};
|
|
|
|
nsresult
|
|
GetDirectoryMetadataOutputStream(nsIFile* aDirectory, FileFlag aFileFlag,
|
|
nsIBinaryOutputStream** aStream)
|
|
{
|
|
AssertIsOnIOThread();
|
|
|
|
nsCOMPtr<nsIFile> metadataFile;
|
|
nsresult rv = aDirectory->Clone(getter_AddRefs(metadataFile));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
rv = metadataFile->Append(NS_LITERAL_STRING(METADATA_FILE_NAME));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
nsCOMPtr<nsIOutputStream> outputStream;
|
|
switch (aFileFlag) {
|
|
case kTruncateFileFlag: {
|
|
rv = NS_NewLocalFileOutputStream(getter_AddRefs(outputStream),
|
|
metadataFile);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case kUpdateFileFlag: {
|
|
bool exists;
|
|
rv = metadataFile->Exists(&exists);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
if (!exists) {
|
|
*aStream = nullptr;
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIFileStream> stream;
|
|
rv = NS_NewLocalFileStream(getter_AddRefs(stream), metadataFile);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
outputStream = do_QueryInterface(stream);
|
|
if (NS_WARN_IF(!outputStream)) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case kAppendFileFlag: {
|
|
rv = NS_NewLocalFileOutputStream(getter_AddRefs(outputStream),
|
|
metadataFile,
|
|
PR_WRONLY | PR_CREATE_FILE | PR_APPEND);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
default:
|
|
MOZ_CRASH("Should never get here!");
|
|
}
|
|
|
|
nsCOMPtr<nsIBinaryOutputStream> binaryStream =
|
|
do_CreateInstance("@mozilla.org/binaryoutputstream;1");
|
|
if (NS_WARN_IF(!binaryStream)) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
rv = binaryStream->SetOutputStream(outputStream);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
binaryStream.forget(aStream);
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
CreateDirectoryMetadata(nsIFile* aDirectory, int64_t aTimestamp,
|
|
const nsACString& aGroup, const nsACString& aOrigin,
|
|
bool aIsApp)
|
|
{
|
|
AssertIsOnIOThread();
|
|
|
|
nsCOMPtr<nsIBinaryOutputStream> stream;
|
|
nsresult rv =
|
|
GetDirectoryMetadataOutputStream(aDirectory, kTruncateFileFlag,
|
|
getter_AddRefs(stream));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
NS_ASSERTION(stream, "This shouldn't be null!");
|
|
|
|
rv = stream->Write64(aTimestamp);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = stream->WriteStringZ(PromiseFlatCString(aGroup).get());
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = stream->WriteStringZ(PromiseFlatCString(aOrigin).get());
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = stream->WriteBoolean(aIsApp);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
RestoreDirectoryMetadata(nsIFile* aDirectory, bool aPersistent)
|
|
{
|
|
nsRefPtr<StorageDirectoryHelper> helper =
|
|
new StorageDirectoryHelper(aDirectory, aPersistent);
|
|
|
|
nsresult rv = helper->RestoreMetadataFile();
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
GetDirectoryMetadataInputStream(nsIFile* aDirectory,
|
|
nsIBinaryInputStream** aStream)
|
|
{
|
|
MOZ_ASSERT(!NS_IsMainThread());
|
|
MOZ_ASSERT(aDirectory);
|
|
MOZ_ASSERT(aStream);
|
|
|
|
nsCOMPtr<nsIFile> metadataFile;
|
|
nsresult rv = aDirectory->Clone(getter_AddRefs(metadataFile));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = metadataFile->Append(NS_LITERAL_STRING(METADATA_FILE_NAME));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsCOMPtr<nsIInputStream> stream;
|
|
rv = NS_NewLocalFileInputStream(getter_AddRefs(stream), metadataFile);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsCOMPtr<nsIInputStream> bufferedStream;
|
|
rv = NS_NewBufferedInputStream(getter_AddRefs(bufferedStream), stream, 512);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsCOMPtr<nsIBinaryInputStream> binaryStream =
|
|
do_CreateInstance("@mozilla.org/binaryinputstream;1");
|
|
NS_ENSURE_TRUE(binaryStream, NS_ERROR_FAILURE);
|
|
|
|
rv = binaryStream->SetInputStream(bufferedStream);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
binaryStream.forget(aStream);
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
GetDirectoryMetadataWithRestore(nsIFile* aDirectory,
|
|
bool aPersistent,
|
|
int64_t* aTimestamp,
|
|
nsACString& aGroup,
|
|
nsACString& aOrigin,
|
|
bool* aIsApp)
|
|
{
|
|
nsresult rv = QuotaManager::GetDirectoryMetadata(aDirectory,
|
|
aTimestamp,
|
|
aGroup,
|
|
aOrigin,
|
|
aIsApp);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
rv = RestoreDirectoryMetadata(aDirectory, aPersistent);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
rv = QuotaManager::GetDirectoryMetadata(aDirectory,
|
|
aTimestamp,
|
|
aGroup,
|
|
aOrigin,
|
|
aIsApp);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
GetDirectoryMetadata(nsIFile* aDirectory, int64_t* aTimestamp)
|
|
{
|
|
AssertIsOnIOThread();
|
|
MOZ_ASSERT(aDirectory);
|
|
MOZ_ASSERT(aTimestamp);
|
|
|
|
nsCOMPtr<nsIBinaryInputStream> binaryStream;
|
|
nsresult rv =
|
|
GetDirectoryMetadataInputStream(aDirectory, getter_AddRefs(binaryStream));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
uint64_t timestamp;
|
|
rv = binaryStream->Read64(×tamp);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
*aTimestamp = timestamp;
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
GetDirectoryMetadataWithRestore(nsIFile* aDirectory,
|
|
bool aPersistent,
|
|
int64_t* aTimestamp)
|
|
{
|
|
nsresult rv = GetDirectoryMetadata(aDirectory, aTimestamp);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
rv = RestoreDirectoryMetadata(aDirectory, aPersistent);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
rv = GetDirectoryMetadata(aDirectory, aTimestamp);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
MaybeUpgradeOriginDirectory(nsIFile* aDirectory)
|
|
{
|
|
AssertIsOnIOThread();
|
|
NS_ASSERTION(aDirectory, "Null pointer!");
|
|
|
|
nsCOMPtr<nsIFile> metadataFile;
|
|
nsresult rv = aDirectory->Clone(getter_AddRefs(metadataFile));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = metadataFile->Append(NS_LITERAL_STRING(METADATA_FILE_NAME));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
bool exists;
|
|
rv = metadataFile->Exists(&exists);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (!exists) {
|
|
// Directory structure upgrade needed.
|
|
// Move all files to IDB specific directory.
|
|
|
|
nsString idbDirectoryName;
|
|
rv = Client::TypeToText(Client::IDB, idbDirectoryName);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsCOMPtr<nsIFile> idbDirectory;
|
|
rv = aDirectory->Clone(getter_AddRefs(idbDirectory));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = idbDirectory->Append(idbDirectoryName);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = idbDirectory->Create(nsIFile::DIRECTORY_TYPE, 0755);
|
|
if (rv == NS_ERROR_FILE_ALREADY_EXISTS) {
|
|
NS_WARNING("IDB directory already exists!");
|
|
|
|
bool isDirectory;
|
|
rv = idbDirectory->IsDirectory(&isDirectory);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
NS_ENSURE_TRUE(isDirectory, NS_ERROR_UNEXPECTED);
|
|
}
|
|
else {
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
nsCOMPtr<nsISimpleEnumerator> entries;
|
|
rv = aDirectory->GetDirectoryEntries(getter_AddRefs(entries));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
bool hasMore;
|
|
while (NS_SUCCEEDED((rv = entries->HasMoreElements(&hasMore))) && hasMore) {
|
|
nsCOMPtr<nsISupports> entry;
|
|
rv = entries->GetNext(getter_AddRefs(entry));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsCOMPtr<nsIFile> file = do_QueryInterface(entry);
|
|
NS_ENSURE_TRUE(file, NS_NOINTERFACE);
|
|
|
|
nsString leafName;
|
|
rv = file->GetLeafName(leafName);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (!leafName.Equals(idbDirectoryName)) {
|
|
rv = file->MoveTo(idbDirectory, EmptyString());
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
}
|
|
|
|
rv = metadataFile->Create(nsIFile::NORMAL_FILE_TYPE, 0644);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
// This method computes and returns our best guess for the temporary storage
|
|
// limit (in bytes), based on the amount of space users have free on their hard
|
|
// drive and on given temporary storage usage (also in bytes).
|
|
nsresult
|
|
GetTemporaryStorageLimit(nsIFile* aDirectory, uint64_t aCurrentUsage,
|
|
uint64_t* aLimit)
|
|
{
|
|
// Check for free space on device where temporary storage directory lives.
|
|
int64_t bytesAvailable;
|
|
nsresult rv = aDirectory->GetDiskSpaceAvailable(&bytesAvailable);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
NS_ASSERTION(bytesAvailable >= 0, "Negative bytes available?!");
|
|
|
|
uint64_t availableKB =
|
|
static_cast<uint64_t>((bytesAvailable + aCurrentUsage) / 1024);
|
|
|
|
// Grow/shrink in gChunkSizeKB units, deliberately, so that in the common case
|
|
// we don't shrink temporary storage and evict origin data every time we
|
|
// initialize.
|
|
availableKB = (availableKB / gChunkSizeKB) * gChunkSizeKB;
|
|
|
|
// Allow temporary storage to consume up to half the available space.
|
|
uint64_t resultKB = availableKB * .50;
|
|
|
|
*aLimit = resultKB * 1024;
|
|
return NS_OK;
|
|
}
|
|
|
|
} // namespace
|
|
|
|
/*******************************************************************************
|
|
* Directory lock
|
|
******************************************************************************/
|
|
|
|
DirectoryLockImpl::DirectoryLockImpl(QuotaManager* aQuotaManager,
|
|
Nullable<PersistenceType> aPersistenceType,
|
|
const nsACString& aGroup,
|
|
const OriginScope& aOriginScope,
|
|
Nullable<bool> aIsApp,
|
|
Nullable<Client::Type> aClientType,
|
|
bool aExclusive,
|
|
bool aInternal,
|
|
OpenDirectoryListener* aOpenListener)
|
|
: mQuotaManager(aQuotaManager)
|
|
, mPersistenceType(aPersistenceType)
|
|
, mGroup(aGroup)
|
|
, mOriginScope(aOriginScope)
|
|
, mIsApp(aIsApp)
|
|
, mClientType(aClientType)
|
|
, mOpenListener(aOpenListener)
|
|
, mExclusive(aExclusive)
|
|
, mInternal(aInternal)
|
|
, mInvalidated(false)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(aQuotaManager);
|
|
MOZ_ASSERT_IF(!aInternal, !aPersistenceType.IsNull());
|
|
MOZ_ASSERT_IF(!aInternal,
|
|
aPersistenceType.Value() != PERSISTENCE_TYPE_INVALID);
|
|
MOZ_ASSERT_IF(!aInternal, !aGroup.IsEmpty());
|
|
MOZ_ASSERT_IF(aInternal, !aOriginScope.IsEmpty() || aOriginScope.IsNull());
|
|
MOZ_ASSERT_IF(!aInternal, aOriginScope.IsOrigin());
|
|
MOZ_ASSERT_IF(!aInternal, !aOriginScope.IsEmpty());
|
|
MOZ_ASSERT_IF(!aInternal, !aIsApp.IsNull());
|
|
MOZ_ASSERT_IF(!aInternal, !aClientType.IsNull());
|
|
MOZ_ASSERT_IF(!aInternal, aClientType.Value() != Client::TYPE_MAX);
|
|
MOZ_ASSERT_IF(!aInternal, aOpenListener);
|
|
}
|
|
|
|
DirectoryLockImpl::~DirectoryLockImpl()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(mQuotaManager);
|
|
|
|
for (DirectoryLockImpl* blockingLock : mBlocking) {
|
|
blockingLock->MaybeUnblock(this);
|
|
}
|
|
|
|
mBlocking.Clear();
|
|
|
|
mQuotaManager->UnregisterDirectoryLock(this);
|
|
}
|
|
|
|
// static
|
|
bool
|
|
DirectoryLockImpl::MatchOriginScopes(const OriginScope& aOriginScope1,
|
|
const OriginScope& aOriginScope2)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
bool match;
|
|
|
|
if (aOriginScope2.IsNull() || aOriginScope1.IsNull()) {
|
|
match = true;
|
|
} else if (aOriginScope2.IsOrigin()) {
|
|
if (aOriginScope1.IsOrigin()) {
|
|
match = aOriginScope2.Equals(aOriginScope1);
|
|
} else {
|
|
match = PatternMatchesOrigin(aOriginScope1, aOriginScope2);
|
|
}
|
|
} else if (aOriginScope1.IsOrigin()) {
|
|
match = PatternMatchesOrigin(aOriginScope2, aOriginScope1);
|
|
} else {
|
|
match = PatternMatchesOrigin(aOriginScope1, aOriginScope2) ||
|
|
PatternMatchesOrigin(aOriginScope2, aOriginScope1);
|
|
}
|
|
|
|
return match;
|
|
}
|
|
|
|
bool
|
|
DirectoryLockImpl::MustWaitFor(const DirectoryLockImpl& aExistingLock)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
// Waiting is never required if the ops in comparison represent shared locks.
|
|
if (!aExistingLock.mExclusive && !mExclusive) {
|
|
return false;
|
|
}
|
|
|
|
// If the persistence types don't overlap, the op can proceed.
|
|
if (!aExistingLock.mPersistenceType.IsNull() && !mPersistenceType.IsNull() &&
|
|
aExistingLock.mPersistenceType.Value() != mPersistenceType.Value()) {
|
|
return false;
|
|
}
|
|
|
|
// If the origin scopes don't overlap, the op can proceed.
|
|
bool match = MatchOriginScopes(mOriginScope, aExistingLock.mOriginScope);
|
|
if (!match) {
|
|
return false;
|
|
}
|
|
|
|
// If the client types don't overlap, the op can proceed.
|
|
if (!aExistingLock.mClientType.IsNull() && !mClientType.IsNull() &&
|
|
aExistingLock.mClientType.Value() != mClientType.Value()) {
|
|
return false;
|
|
}
|
|
|
|
// Otherwise, when all attributes overlap (persistence type, origin scope and
|
|
// client type) the op must wait.
|
|
return true;
|
|
}
|
|
|
|
void
|
|
DirectoryLockImpl::NotifyOpenListener()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(mQuotaManager);
|
|
MOZ_ASSERT(mOpenListener);
|
|
|
|
if (mInvalidated) {
|
|
mOpenListener->DirectoryLockFailed();
|
|
} else {
|
|
mOpenListener->DirectoryLockAcquired(this);
|
|
}
|
|
|
|
mOpenListener = nullptr;
|
|
|
|
mQuotaManager->RemovePendingDirectoryLock(this);
|
|
}
|
|
|
|
NS_IMPL_ISUPPORTS0(DirectoryLockImpl);
|
|
|
|
/*******************************************************************************
|
|
* Quota object
|
|
******************************************************************************/
|
|
|
|
void
|
|
QuotaObject::AddRef()
|
|
{
|
|
QuotaManager* quotaManager = QuotaManager::Get();
|
|
if (!quotaManager) {
|
|
NS_ERROR("Null quota manager, this shouldn't happen, possible leak!");
|
|
|
|
++mRefCnt;
|
|
|
|
return;
|
|
}
|
|
|
|
MutexAutoLock lock(quotaManager->mQuotaMutex);
|
|
|
|
++mRefCnt;
|
|
}
|
|
|
|
void
|
|
QuotaObject::Release()
|
|
{
|
|
QuotaManager* quotaManager = QuotaManager::Get();
|
|
if (!quotaManager) {
|
|
NS_ERROR("Null quota manager, this shouldn't happen, possible leak!");
|
|
|
|
nsrefcnt count = --mRefCnt;
|
|
if (count == 0) {
|
|
mRefCnt = 1;
|
|
delete this;
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
{
|
|
MutexAutoLock lock(quotaManager->mQuotaMutex);
|
|
|
|
--mRefCnt;
|
|
|
|
if (mRefCnt > 0) {
|
|
return;
|
|
}
|
|
|
|
if (mOriginInfo) {
|
|
mOriginInfo->mQuotaObjects.Remove(mPath);
|
|
}
|
|
}
|
|
|
|
delete this;
|
|
}
|
|
|
|
bool
|
|
QuotaObject::MaybeUpdateSize(int64_t aSize, bool aTruncate)
|
|
{
|
|
QuotaManager* quotaManager = QuotaManager::Get();
|
|
MOZ_ASSERT(quotaManager);
|
|
|
|
MutexAutoLock lock(quotaManager->mQuotaMutex);
|
|
|
|
if (mSize == aSize) {
|
|
return true;
|
|
}
|
|
|
|
if (!mOriginInfo) {
|
|
mSize = aSize;
|
|
return true;
|
|
}
|
|
|
|
GroupInfo* groupInfo = mOriginInfo->mGroupInfo;
|
|
MOZ_ASSERT(groupInfo);
|
|
|
|
if (mSize > aSize) {
|
|
if (aTruncate) {
|
|
const int64_t delta = mSize - aSize;
|
|
|
|
AssertNoUnderflow(quotaManager->mTemporaryStorageUsage, delta);
|
|
quotaManager->mTemporaryStorageUsage -= delta;
|
|
|
|
AssertNoUnderflow(groupInfo->mUsage, delta);
|
|
groupInfo->mUsage -= delta;
|
|
|
|
AssertNoUnderflow(mOriginInfo->mUsage, delta);
|
|
mOriginInfo->mUsage -= delta;
|
|
|
|
mSize = aSize;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
MOZ_ASSERT(mSize < aSize);
|
|
|
|
nsRefPtr<GroupInfo> complementaryGroupInfo =
|
|
groupInfo->mGroupInfoPair->LockedGetGroupInfo(
|
|
ComplementaryPersistenceType(groupInfo->mPersistenceType));
|
|
|
|
uint64_t delta = aSize - mSize;
|
|
|
|
AssertNoOverflow(mOriginInfo->mUsage, delta);
|
|
uint64_t newUsage = mOriginInfo->mUsage + delta;
|
|
|
|
// Temporary storage has no limit for origin usage (there's a group and the
|
|
// global limit though).
|
|
|
|
AssertNoOverflow(groupInfo->mUsage, delta);
|
|
uint64_t newGroupUsage = groupInfo->mUsage + delta;
|
|
|
|
uint64_t groupUsage = groupInfo->mUsage;
|
|
if (complementaryGroupInfo) {
|
|
AssertNoOverflow(groupUsage, complementaryGroupInfo->mUsage);
|
|
groupUsage += complementaryGroupInfo->mUsage;
|
|
}
|
|
|
|
// Temporary storage has a hard limit for group usage (20 % of the global
|
|
// limit).
|
|
AssertNoOverflow(groupUsage, delta);
|
|
if (groupUsage + delta > quotaManager->GetGroupLimit()) {
|
|
return false;
|
|
}
|
|
|
|
AssertNoOverflow(quotaManager->mTemporaryStorageUsage, delta);
|
|
uint64_t newTemporaryStorageUsage = quotaManager->mTemporaryStorageUsage +
|
|
delta;
|
|
|
|
if (newTemporaryStorageUsage > quotaManager->mTemporaryStorageLimit) {
|
|
// This will block the thread without holding the lock while waitting.
|
|
|
|
nsAutoTArray<nsRefPtr<DirectoryLockImpl>, 10> locks;
|
|
|
|
uint64_t sizeToBeFreed =
|
|
quotaManager->LockedCollectOriginsForEviction(delta, locks);
|
|
|
|
if (!sizeToBeFreed) {
|
|
return false;
|
|
}
|
|
|
|
NS_ASSERTION(sizeToBeFreed >= delta, "Huh?");
|
|
|
|
{
|
|
MutexAutoUnlock autoUnlock(quotaManager->mQuotaMutex);
|
|
|
|
for (nsRefPtr<DirectoryLockImpl>& lock : locks) {
|
|
MOZ_ASSERT(!lock->GetPersistenceType().IsNull());
|
|
MOZ_ASSERT(lock->GetOriginScope().IsOrigin());
|
|
MOZ_ASSERT(!lock->GetOriginScope().IsEmpty());
|
|
|
|
quotaManager->DeleteFilesForOrigin(lock->GetPersistenceType().Value(),
|
|
lock->GetOriginScope());
|
|
}
|
|
}
|
|
|
|
// Relocked.
|
|
|
|
NS_ASSERTION(mOriginInfo, "How come?!");
|
|
|
|
for (DirectoryLockImpl* lock : locks) {
|
|
MOZ_ASSERT(!lock->GetPersistenceType().IsNull());
|
|
MOZ_ASSERT(!lock->GetGroup().IsEmpty());
|
|
MOZ_ASSERT(lock->GetOriginScope().IsOrigin());
|
|
MOZ_ASSERT(!lock->GetOriginScope().IsEmpty());
|
|
MOZ_ASSERT(lock->GetOriginScope() != mOriginInfo->mOrigin,
|
|
"Deleted itself!");
|
|
|
|
quotaManager->LockedRemoveQuotaForOrigin(
|
|
lock->GetPersistenceType().Value(),
|
|
lock->GetGroup(),
|
|
lock->GetOriginScope());
|
|
}
|
|
|
|
// We unlocked and relocked several times so we need to recompute all the
|
|
// essential variables and recheck the group limit.
|
|
|
|
AssertNoUnderflow(aSize, mSize);
|
|
delta = aSize - mSize;
|
|
|
|
AssertNoOverflow(mOriginInfo->mUsage, delta);
|
|
newUsage = mOriginInfo->mUsage + delta;
|
|
|
|
AssertNoOverflow(groupInfo->mUsage, delta);
|
|
newGroupUsage = groupInfo->mUsage + delta;
|
|
|
|
groupUsage = groupInfo->mUsage;
|
|
if (complementaryGroupInfo) {
|
|
AssertNoOverflow(groupUsage, complementaryGroupInfo->mUsage);
|
|
groupUsage += complementaryGroupInfo->mUsage;
|
|
}
|
|
|
|
AssertNoOverflow(groupUsage, delta);
|
|
if (groupUsage + delta > quotaManager->GetGroupLimit()) {
|
|
// Unfortunately some other thread increased the group usage in the
|
|
// meantime and we are not below the group limit anymore.
|
|
|
|
// However, the origin eviction must be finalized in this case too.
|
|
MutexAutoUnlock autoUnlock(quotaManager->mQuotaMutex);
|
|
|
|
quotaManager->FinalizeOriginEviction(locks);
|
|
|
|
return false;
|
|
}
|
|
|
|
AssertNoOverflow(quotaManager->mTemporaryStorageUsage, delta);
|
|
newTemporaryStorageUsage = quotaManager->mTemporaryStorageUsage + delta;
|
|
|
|
NS_ASSERTION(newTemporaryStorageUsage <=
|
|
quotaManager->mTemporaryStorageLimit, "How come?!");
|
|
|
|
// Ok, we successfully freed enough space and the operation can continue
|
|
// without throwing the quota error.
|
|
mOriginInfo->mUsage = newUsage;
|
|
groupInfo->mUsage = newGroupUsage;
|
|
quotaManager->mTemporaryStorageUsage = newTemporaryStorageUsage;;
|
|
|
|
// Some other thread could increase the size in the meantime, but no more
|
|
// than this one.
|
|
MOZ_ASSERT(mSize < aSize);
|
|
mSize = aSize;
|
|
|
|
// Finally, release IO thread only objects and allow next synchronized
|
|
// ops for the evicted origins.
|
|
MutexAutoUnlock autoUnlock(quotaManager->mQuotaMutex);
|
|
|
|
quotaManager->FinalizeOriginEviction(locks);
|
|
|
|
return true;
|
|
}
|
|
|
|
mOriginInfo->mUsage = newUsage;
|
|
groupInfo->mUsage = newGroupUsage;
|
|
quotaManager->mTemporaryStorageUsage = newTemporaryStorageUsage;
|
|
|
|
mSize = aSize;
|
|
|
|
return true;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
* Quota manager
|
|
******************************************************************************/
|
|
|
|
QuotaManager::QuotaManager()
|
|
: mQuotaMutex("QuotaManager.mQuotaMutex"),
|
|
mTemporaryStorageLimit(0),
|
|
mTemporaryStorageUsage(0),
|
|
mTemporaryStorageInitialized(false),
|
|
mStorageAreaInitialized(false)
|
|
{
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
NS_ASSERTION(!gInstance, "More than one instance!");
|
|
}
|
|
|
|
QuotaManager::~QuotaManager()
|
|
{
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
NS_ASSERTION(!gInstance || gInstance == this, "Different instances!");
|
|
gInstance = nullptr;
|
|
}
|
|
|
|
// static
|
|
QuotaManager*
|
|
QuotaManager::GetOrCreate()
|
|
{
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
|
|
if (IsShuttingDown()) {
|
|
NS_ERROR("Calling GetOrCreate() after shutdown!");
|
|
return nullptr;
|
|
}
|
|
|
|
if (!gInstance) {
|
|
nsRefPtr<QuotaManager> instance(new QuotaManager());
|
|
|
|
nsresult rv = instance->Init();
|
|
NS_ENSURE_SUCCESS(rv, nullptr);
|
|
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
NS_ENSURE_TRUE(obs, nullptr);
|
|
|
|
// We need this callback to know when to shut down all our threads.
|
|
rv = obs->AddObserver(instance, PROFILE_BEFORE_CHANGE_OBSERVER_ID, false);
|
|
NS_ENSURE_SUCCESS(rv, nullptr);
|
|
|
|
// The observer service will hold our last reference, don't AddRef here.
|
|
gInstance = instance;
|
|
}
|
|
|
|
return gInstance;
|
|
}
|
|
|
|
// static
|
|
QuotaManager*
|
|
QuotaManager::Get()
|
|
{
|
|
// Does not return an owning reference.
|
|
return gInstance;
|
|
}
|
|
|
|
// static
|
|
QuotaManager*
|
|
QuotaManager::FactoryCreate()
|
|
{
|
|
// Returns a raw pointer that carries an owning reference! Lame, but the
|
|
// singleton factory macros force this.
|
|
QuotaManager* quotaManager = GetOrCreate();
|
|
NS_IF_ADDREF(quotaManager);
|
|
return quotaManager;
|
|
}
|
|
|
|
// static
|
|
bool
|
|
QuotaManager::IsShuttingDown()
|
|
{
|
|
return gShutdown;
|
|
}
|
|
|
|
auto
|
|
QuotaManager::CreateDirectoryLock(Nullable<PersistenceType> aPersistenceType,
|
|
const nsACString& aGroup,
|
|
const OriginScope& aOriginScope,
|
|
Nullable<bool> aIsApp,
|
|
Nullable<Client::Type> aClientType,
|
|
bool aExclusive,
|
|
bool aInternal,
|
|
OpenDirectoryListener* aOpenListener)
|
|
-> already_AddRefed<DirectoryLockImpl>
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT_IF(!aInternal, !aPersistenceType.IsNull());
|
|
MOZ_ASSERT_IF(!aInternal,
|
|
aPersistenceType.Value() != PERSISTENCE_TYPE_INVALID);
|
|
MOZ_ASSERT_IF(!aInternal, !aGroup.IsEmpty());
|
|
MOZ_ASSERT_IF(aInternal, !aOriginScope.IsEmpty() || aOriginScope.IsNull());
|
|
MOZ_ASSERT_IF(!aInternal, aOriginScope.IsOrigin());
|
|
MOZ_ASSERT_IF(!aInternal, !aOriginScope.IsEmpty());
|
|
MOZ_ASSERT_IF(!aInternal, !aIsApp.IsNull());
|
|
MOZ_ASSERT_IF(!aInternal, !aClientType.IsNull());
|
|
MOZ_ASSERT_IF(!aInternal, aClientType.Value() != Client::TYPE_MAX);
|
|
MOZ_ASSERT_IF(!aInternal, aOpenListener);
|
|
|
|
nsRefPtr<DirectoryLockImpl> lock = new DirectoryLockImpl(this,
|
|
aPersistenceType,
|
|
aGroup,
|
|
aOriginScope,
|
|
aIsApp,
|
|
aClientType,
|
|
aExclusive,
|
|
aInternal,
|
|
aOpenListener);
|
|
|
|
mPendingDirectoryLocks.AppendElement(lock);
|
|
|
|
// See if this lock needs to wait.
|
|
bool blocked = false;
|
|
for (uint32_t index = mDirectoryLocks.Length(); index > 0; index--) {
|
|
DirectoryLockImpl* existingLock = mDirectoryLocks[index - 1];
|
|
if (lock->MustWaitFor(*existingLock)) {
|
|
existingLock->AddBlockingLock(lock);
|
|
lock->AddBlockedOnLock(existingLock);
|
|
blocked = true;
|
|
}
|
|
}
|
|
|
|
RegisterDirectoryLock(lock);
|
|
|
|
// Otherwise, notify the open listener immediately.
|
|
if (!blocked) {
|
|
lock->NotifyOpenListener();
|
|
}
|
|
|
|
return lock.forget();
|
|
}
|
|
|
|
auto
|
|
QuotaManager::CreateDirectoryLockForEviction(PersistenceType aPersistenceType,
|
|
const nsACString& aGroup,
|
|
const nsACString& aOrigin,
|
|
bool aIsApp)
|
|
-> already_AddRefed<DirectoryLockImpl>
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(aPersistenceType != PERSISTENCE_TYPE_INVALID);
|
|
MOZ_ASSERT(!aOrigin.IsEmpty());
|
|
|
|
nsRefPtr<DirectoryLockImpl> lock =
|
|
new DirectoryLockImpl(this,
|
|
Nullable<PersistenceType>(aPersistenceType),
|
|
aGroup,
|
|
OriginScope::FromOrigin(aOrigin),
|
|
Nullable<bool>(aIsApp),
|
|
Nullable<Client::Type>(),
|
|
/* aExclusive */ true,
|
|
/* aInternal */ true,
|
|
nullptr);
|
|
|
|
#ifdef DEBUG
|
|
for (uint32_t index = mDirectoryLocks.Length(); index > 0; index--) {
|
|
DirectoryLockImpl* existingLock = mDirectoryLocks[index - 1];
|
|
MOZ_ASSERT(!lock->MustWaitFor(*existingLock));
|
|
}
|
|
#endif
|
|
|
|
RegisterDirectoryLock(lock);
|
|
|
|
return lock.forget();
|
|
}
|
|
|
|
void
|
|
QuotaManager::RegisterDirectoryLock(DirectoryLockImpl* aLock)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(aLock);
|
|
|
|
mDirectoryLocks.AppendElement(aLock);
|
|
|
|
if (aLock->ShouldUpdateLockTable()) {
|
|
const Nullable<PersistenceType>& persistenceType =
|
|
aLock->GetPersistenceType();
|
|
const OriginScope& originScope = aLock->GetOriginScope();
|
|
|
|
MOZ_ASSERT(!persistenceType.IsNull());
|
|
MOZ_ASSERT(!aLock->GetGroup().IsEmpty());
|
|
MOZ_ASSERT(originScope.IsOrigin());
|
|
MOZ_ASSERT(!originScope.IsEmpty());
|
|
|
|
DirectoryLockTable& directoryLockTable =
|
|
GetDirectoryLockTable(persistenceType.Value());
|
|
|
|
nsTArray<DirectoryLockImpl*>* array;
|
|
if (!directoryLockTable.Get(originScope, &array)) {
|
|
array = new nsTArray<DirectoryLockImpl*>();
|
|
directoryLockTable.Put(originScope, array);
|
|
|
|
if (!IsShuttingDown()) {
|
|
UpdateOriginAccessTime(persistenceType.Value(),
|
|
aLock->GetGroup(),
|
|
originScope);
|
|
}
|
|
}
|
|
array->AppendElement(aLock);
|
|
}
|
|
}
|
|
|
|
void
|
|
QuotaManager::UnregisterDirectoryLock(DirectoryLockImpl* aLock)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
MOZ_ALWAYS_TRUE(mDirectoryLocks.RemoveElement(aLock));
|
|
|
|
if (aLock->ShouldUpdateLockTable()) {
|
|
const Nullable<PersistenceType>& persistenceType =
|
|
aLock->GetPersistenceType();
|
|
const OriginScope& originScope = aLock->GetOriginScope();
|
|
|
|
MOZ_ASSERT(!persistenceType.IsNull());
|
|
MOZ_ASSERT(!aLock->GetGroup().IsEmpty());
|
|
MOZ_ASSERT(originScope.IsOrigin());
|
|
MOZ_ASSERT(!originScope.IsEmpty());
|
|
|
|
DirectoryLockTable& directoryLockTable =
|
|
GetDirectoryLockTable(persistenceType.Value());
|
|
|
|
nsTArray<DirectoryLockImpl*>* array;
|
|
MOZ_ALWAYS_TRUE(directoryLockTable.Get(originScope, &array));
|
|
|
|
MOZ_ALWAYS_TRUE(array->RemoveElement(aLock));
|
|
if (array->IsEmpty()) {
|
|
directoryLockTable.Remove(originScope);
|
|
|
|
if (!IsShuttingDown()) {
|
|
UpdateOriginAccessTime(persistenceType.Value(),
|
|
aLock->GetGroup(),
|
|
originScope);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
QuotaManager::RemovePendingDirectoryLock(DirectoryLockImpl* aLock)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(aLock);
|
|
|
|
MOZ_ALWAYS_TRUE(mPendingDirectoryLocks.RemoveElement(aLock));
|
|
}
|
|
|
|
uint64_t
|
|
QuotaManager::CollectOriginsForEviction(
|
|
uint64_t aMinSizeToBeFreed,
|
|
nsTArray<nsRefPtr<DirectoryLockImpl>>& aLocks)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(aLocks.IsEmpty());
|
|
|
|
class MOZ_STACK_CLASS Closure final
|
|
{
|
|
nsTArray<DirectoryLockImpl*>& mTemporaryStorageLocks;
|
|
nsTArray<DirectoryLockImpl*>& mDefaultStorageLocks;
|
|
nsTArray<OriginInfo*>& mInactiveOriginInfos;
|
|
|
|
public:
|
|
Closure(nsTArray<DirectoryLockImpl*>& aTemporaryStorageLocks,
|
|
nsTArray<DirectoryLockImpl*>& aDefaultStorageLocks,
|
|
nsTArray<OriginInfo*>& aInactiveOriginInfos)
|
|
: mTemporaryStorageLocks(aTemporaryStorageLocks)
|
|
, mDefaultStorageLocks(aDefaultStorageLocks)
|
|
, mInactiveOriginInfos(aInactiveOriginInfos)
|
|
{ }
|
|
|
|
static PLDHashOperator
|
|
GetInactiveTemporaryStorageOrigins(const nsACString& aKey,
|
|
GroupInfoPair* aValue,
|
|
void* aUserArg)
|
|
{
|
|
MOZ_ASSERT(!aKey.IsEmpty());
|
|
MOZ_ASSERT(aValue);
|
|
MOZ_ASSERT(aUserArg);
|
|
|
|
auto* closure = static_cast<Closure*>(aUserArg);
|
|
|
|
nsRefPtr<GroupInfo> groupInfo =
|
|
aValue->LockedGetGroupInfo(PERSISTENCE_TYPE_TEMPORARY);
|
|
if (groupInfo) {
|
|
GetInactiveOriginInfos(groupInfo->mOriginInfos,
|
|
closure->mTemporaryStorageLocks,
|
|
closure->mInactiveOriginInfos);
|
|
}
|
|
|
|
groupInfo = aValue->LockedGetGroupInfo(PERSISTENCE_TYPE_DEFAULT);
|
|
if (groupInfo) {
|
|
GetInactiveOriginInfos(groupInfo->mOriginInfos,
|
|
closure->mDefaultStorageLocks,
|
|
closure->mInactiveOriginInfos);
|
|
}
|
|
|
|
return PL_DHASH_NEXT;
|
|
}
|
|
|
|
private:
|
|
static void
|
|
GetInactiveOriginInfos(nsTArray<nsRefPtr<OriginInfo>>& aOriginInfos,
|
|
nsTArray<DirectoryLockImpl*>& aLocks,
|
|
nsTArray<OriginInfo*>& aInactiveOriginInfos)
|
|
{
|
|
for (OriginInfo* originInfo : aOriginInfos) {
|
|
MOZ_ASSERT(IsTreatedAsTemporary(originInfo->mGroupInfo->mPersistenceType,
|
|
originInfo->mIsApp));
|
|
|
|
OriginScope originScope = OriginScope::FromOrigin(originInfo->mOrigin);
|
|
|
|
bool match = false;
|
|
for (uint32_t j = aLocks.Length(); j > 0; j--) {
|
|
DirectoryLockImpl* lock = aLocks[j - 1];
|
|
if (DirectoryLockImpl::MatchOriginScopes(originScope,
|
|
lock->GetOriginScope())) {
|
|
match = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!match) {
|
|
MOZ_ASSERT(!originInfo->mQuotaObjects.Count(),
|
|
"Inactive origin shouldn't have open files!");
|
|
aInactiveOriginInfos.InsertElementSorted(originInfo,
|
|
OriginInfoLRUComparator());
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
// Split locks into separate arrays and filter out locks for persistent
|
|
// storage, they can't block us.
|
|
nsTArray<DirectoryLockImpl*> temporaryStorageLocks;
|
|
nsTArray<DirectoryLockImpl*> defaultStorageLocks;
|
|
for (DirectoryLockImpl* lock : mDirectoryLocks) {
|
|
const Nullable<PersistenceType>& persistenceType =
|
|
lock->GetPersistenceType();
|
|
|
|
if (persistenceType.IsNull()) {
|
|
temporaryStorageLocks.AppendElement(lock);
|
|
defaultStorageLocks.AppendElement(lock);
|
|
} else if (persistenceType.Value() == PERSISTENCE_TYPE_TEMPORARY) {
|
|
temporaryStorageLocks.AppendElement(lock);
|
|
} else if (persistenceType.Value() == PERSISTENCE_TYPE_DEFAULT) {
|
|
defaultStorageLocks.AppendElement(lock);
|
|
} else {
|
|
MOZ_ASSERT(persistenceType.Value() == PERSISTENCE_TYPE_PERSISTENT);
|
|
|
|
// Do nothing here, persistent origins don't need to be collected ever.
|
|
}
|
|
}
|
|
|
|
nsTArray<OriginInfo*> inactiveOrigins;
|
|
|
|
Closure closure(temporaryStorageLocks, defaultStorageLocks, inactiveOrigins);
|
|
|
|
// Enumerate and process inactive origins. This must be protected by the
|
|
// mutex.
|
|
MutexAutoLock lock(mQuotaMutex);
|
|
|
|
mGroupInfoPairs.EnumerateRead(Closure::GetInactiveTemporaryStorageOrigins,
|
|
&closure);
|
|
|
|
#ifdef DEBUG
|
|
// Make sure the array is sorted correctly.
|
|
for (uint32_t index = inactiveOrigins.Length(); index > 1; index--) {
|
|
MOZ_ASSERT(inactiveOrigins[index - 1]->mAccessTime >=
|
|
inactiveOrigins[index - 2]->mAccessTime);
|
|
}
|
|
#endif
|
|
|
|
// Create a list of inactive and the least recently used origins
|
|
// whose aggregate size is greater or equals the minimal size to be freed.
|
|
uint64_t sizeToBeFreed = 0;
|
|
for(uint32_t count = inactiveOrigins.Length(), index = 0;
|
|
index < count;
|
|
index++) {
|
|
if (sizeToBeFreed >= aMinSizeToBeFreed) {
|
|
inactiveOrigins.TruncateLength(index);
|
|
break;
|
|
}
|
|
|
|
sizeToBeFreed += inactiveOrigins[index]->mUsage;
|
|
}
|
|
|
|
if (sizeToBeFreed >= aMinSizeToBeFreed) {
|
|
// Success, add directory locks for these origins, so any other
|
|
// operations for them will be delayed (until origin eviction is finalized).
|
|
|
|
for (OriginInfo* originInfo : inactiveOrigins) {
|
|
nsRefPtr<DirectoryLockImpl> lock =
|
|
CreateDirectoryLockForEviction(originInfo->mGroupInfo->mPersistenceType,
|
|
originInfo->mGroupInfo->mGroup,
|
|
originInfo->mOrigin,
|
|
originInfo->mIsApp);
|
|
aLocks.AppendElement(lock.forget());
|
|
}
|
|
|
|
return sizeToBeFreed;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
nsresult
|
|
QuotaManager::Init()
|
|
{
|
|
nsresult rv;
|
|
if (XRE_IsParentProcess()) {
|
|
nsCOMPtr<nsIFile> baseDir;
|
|
rv = NS_GetSpecialDirectory(NS_APP_INDEXEDDB_PARENT_DIR,
|
|
getter_AddRefs(baseDir));
|
|
if (NS_FAILED(rv)) {
|
|
rv = NS_GetSpecialDirectory(NS_APP_USER_PROFILE_50_DIR,
|
|
getter_AddRefs(baseDir));
|
|
}
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = CloneStoragePath(baseDir,
|
|
NS_LITERAL_STRING(INDEXEDDB_DIRECTORY_NAME),
|
|
mIndexedDBPath);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = baseDir->Append(NS_LITERAL_STRING(STORAGE_DIRECTORY_NAME));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = baseDir->GetPath(mStoragePath);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = CloneStoragePath(baseDir,
|
|
NS_LITERAL_STRING(PERMANENT_DIRECTORY_NAME),
|
|
mPermanentStoragePath);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = CloneStoragePath(baseDir,
|
|
NS_LITERAL_STRING(TEMPORARY_DIRECTORY_NAME),
|
|
mTemporaryStoragePath);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = CloneStoragePath(baseDir,
|
|
NS_LITERAL_STRING(DEFAULT_DIRECTORY_NAME),
|
|
mDefaultStoragePath);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// Make a lazy thread for any IO we need (like clearing or enumerating the
|
|
// contents of storage directories).
|
|
mIOThread = new LazyIdleThread(DEFAULT_THREAD_TIMEOUT_MS,
|
|
NS_LITERAL_CSTRING("Storage I/O"),
|
|
LazyIdleThread::ManualShutdown);
|
|
|
|
// Make a timer here to avoid potential failures later. We don't actually
|
|
// initialize the timer until shutdown.
|
|
mShutdownTimer = do_CreateInstance(NS_TIMER_CONTRACTID);
|
|
NS_ENSURE_TRUE(mShutdownTimer, NS_ERROR_FAILURE);
|
|
}
|
|
|
|
if (NS_FAILED(Preferences::AddIntVarCache(&gFixedLimitKB, PREF_FIXED_LIMIT,
|
|
kDefaultFixedLimitKB)) ||
|
|
NS_FAILED(Preferences::AddUintVarCache(&gChunkSizeKB,
|
|
PREF_CHUNK_SIZE,
|
|
kDefaultChunkSizeKB))) {
|
|
NS_WARNING("Unable to respond to temp storage pref changes!");
|
|
}
|
|
|
|
if (NS_FAILED(Preferences::AddBoolVarCache(&gTestingEnabled,
|
|
PREF_TESTING_FEATURES, false))) {
|
|
NS_WARNING("Unable to respond to testing pref changes!");
|
|
}
|
|
|
|
static_assert(Client::IDB == 0 && Client::ASMJS == 1 && Client::DOMCACHE == 2 &&
|
|
Client::TYPE_MAX == 3, "Fix the registration!");
|
|
|
|
NS_ASSERTION(mClients.Capacity() == Client::TYPE_MAX,
|
|
"Should be using an auto array with correct capacity!");
|
|
|
|
// Register clients.
|
|
mClients.AppendElement(indexedDB::CreateQuotaClient());
|
|
mClients.AppendElement(asmjscache::CreateClient());
|
|
mClients.AppendElement(cache::CreateQuotaClient());
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
QuotaManager::InitQuotaForOrigin(PersistenceType aPersistenceType,
|
|
const nsACString& aGroup,
|
|
const nsACString& aOrigin,
|
|
bool aIsApp,
|
|
uint64_t aUsageBytes,
|
|
int64_t aAccessTime)
|
|
{
|
|
AssertIsOnIOThread();
|
|
MOZ_ASSERT(IsTreatedAsTemporary(aPersistenceType, aIsApp));
|
|
|
|
MutexAutoLock lock(mQuotaMutex);
|
|
|
|
GroupInfoPair* pair;
|
|
if (!mGroupInfoPairs.Get(aGroup, &pair)) {
|
|
pair = new GroupInfoPair();
|
|
mGroupInfoPairs.Put(aGroup, pair);
|
|
// The hashtable is now responsible to delete the GroupInfoPair.
|
|
}
|
|
|
|
nsRefPtr<GroupInfo> groupInfo = pair->LockedGetGroupInfo(aPersistenceType);
|
|
if (!groupInfo) {
|
|
groupInfo = new GroupInfo(pair, aPersistenceType, aGroup);
|
|
pair->LockedSetGroupInfo(aPersistenceType, groupInfo);
|
|
}
|
|
|
|
nsRefPtr<OriginInfo> originInfo =
|
|
new OriginInfo(groupInfo, aOrigin, aIsApp, aUsageBytes, aAccessTime);
|
|
groupInfo->LockedAddOriginInfo(originInfo);
|
|
}
|
|
|
|
void
|
|
QuotaManager::DecreaseUsageForOrigin(PersistenceType aPersistenceType,
|
|
const nsACString& aGroup,
|
|
const nsACString& aOrigin,
|
|
int64_t aSize)
|
|
{
|
|
MOZ_ASSERT(!NS_IsMainThread());
|
|
MOZ_ASSERT(aPersistenceType != PERSISTENCE_TYPE_PERSISTENT);
|
|
|
|
MutexAutoLock lock(mQuotaMutex);
|
|
|
|
GroupInfoPair* pair;
|
|
if (!mGroupInfoPairs.Get(aGroup, &pair)) {
|
|
return;
|
|
}
|
|
|
|
nsRefPtr<GroupInfo> groupInfo = pair->LockedGetGroupInfo(aPersistenceType);
|
|
if (!groupInfo) {
|
|
return;
|
|
}
|
|
|
|
nsRefPtr<OriginInfo> originInfo = groupInfo->LockedGetOriginInfo(aOrigin);
|
|
if (originInfo) {
|
|
originInfo->LockedDecreaseUsage(aSize);
|
|
}
|
|
}
|
|
|
|
void
|
|
QuotaManager::UpdateOriginAccessTime(PersistenceType aPersistenceType,
|
|
const nsACString& aGroup,
|
|
const nsACString& aOrigin)
|
|
{
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
MOZ_ASSERT(aPersistenceType != PERSISTENCE_TYPE_PERSISTENT);
|
|
|
|
MutexAutoLock lock(mQuotaMutex);
|
|
|
|
GroupInfoPair* pair;
|
|
if (!mGroupInfoPairs.Get(aGroup, &pair)) {
|
|
return;
|
|
}
|
|
|
|
nsRefPtr<GroupInfo> groupInfo = pair->LockedGetGroupInfo(aPersistenceType);
|
|
if (!groupInfo) {
|
|
return;
|
|
}
|
|
|
|
nsRefPtr<OriginInfo> originInfo = groupInfo->LockedGetOriginInfo(aOrigin);
|
|
if (originInfo) {
|
|
int64_t timestamp = PR_Now();
|
|
originInfo->LockedUpdateAccessTime(timestamp);
|
|
|
|
MutexAutoUnlock autoUnlock(mQuotaMutex);
|
|
|
|
nsRefPtr<SaveOriginAccessTimeOp> op =
|
|
new SaveOriginAccessTimeOp(aPersistenceType, aOrigin, timestamp);
|
|
|
|
op->RunImmediately();
|
|
}
|
|
}
|
|
|
|
// static
|
|
PLDHashOperator
|
|
QuotaManager::RemoveQuotaCallback(const nsACString& aKey,
|
|
nsAutoPtr<GroupInfoPair>& aValue,
|
|
void* aUserArg)
|
|
{
|
|
NS_ASSERTION(!aKey.IsEmpty(), "Empty key!");
|
|
NS_ASSERTION(aValue, "Null pointer!");
|
|
|
|
nsRefPtr<GroupInfo> groupInfo =
|
|
aValue->LockedGetGroupInfo(PERSISTENCE_TYPE_TEMPORARY);
|
|
if (groupInfo) {
|
|
groupInfo->LockedRemoveOriginInfos();
|
|
}
|
|
|
|
groupInfo = aValue->LockedGetGroupInfo(PERSISTENCE_TYPE_DEFAULT);
|
|
if (groupInfo) {
|
|
groupInfo->LockedRemoveOriginInfos();
|
|
}
|
|
|
|
return PL_DHASH_REMOVE;
|
|
}
|
|
|
|
void
|
|
QuotaManager::RemoveQuota()
|
|
{
|
|
MutexAutoLock lock(mQuotaMutex);
|
|
|
|
mGroupInfoPairs.Enumerate(RemoveQuotaCallback, nullptr);
|
|
|
|
NS_ASSERTION(mTemporaryStorageUsage == 0, "Should be zero!");
|
|
}
|
|
|
|
already_AddRefed<QuotaObject>
|
|
QuotaManager::GetQuotaObject(PersistenceType aPersistenceType,
|
|
const nsACString& aGroup,
|
|
const nsACString& aOrigin,
|
|
nsIFile* aFile)
|
|
{
|
|
NS_ASSERTION(!NS_IsMainThread(), "Wrong thread!");
|
|
|
|
if (aPersistenceType == PERSISTENCE_TYPE_PERSISTENT) {
|
|
return nullptr;
|
|
}
|
|
|
|
nsString path;
|
|
nsresult rv = aFile->GetPath(path);
|
|
NS_ENSURE_SUCCESS(rv, nullptr);
|
|
|
|
int64_t fileSize;
|
|
|
|
bool exists;
|
|
rv = aFile->Exists(&exists);
|
|
NS_ENSURE_SUCCESS(rv, nullptr);
|
|
|
|
if (exists) {
|
|
rv = aFile->GetFileSize(&fileSize);
|
|
NS_ENSURE_SUCCESS(rv, nullptr);
|
|
}
|
|
else {
|
|
fileSize = 0;
|
|
}
|
|
|
|
// Re-escape our parameters above to make sure we get the right quota group.
|
|
nsAutoCString tempStorage1;
|
|
const nsCSubstring& group = NS_EscapeURL(aGroup, esc_Query, tempStorage1);
|
|
|
|
nsAutoCString tempStorage2;
|
|
const nsCSubstring& origin = NS_EscapeURL(aOrigin, esc_Query, tempStorage2);
|
|
|
|
nsRefPtr<QuotaObject> result;
|
|
{
|
|
MutexAutoLock lock(mQuotaMutex);
|
|
|
|
GroupInfoPair* pair;
|
|
if (!mGroupInfoPairs.Get(group, &pair)) {
|
|
return nullptr;
|
|
}
|
|
|
|
nsRefPtr<GroupInfo> groupInfo =
|
|
pair->LockedGetGroupInfo(aPersistenceType);
|
|
|
|
if (!groupInfo) {
|
|
return nullptr;
|
|
}
|
|
|
|
nsRefPtr<OriginInfo> originInfo = groupInfo->LockedGetOriginInfo(origin);
|
|
|
|
if (!originInfo) {
|
|
return nullptr;
|
|
}
|
|
|
|
// We need this extra raw pointer because we can't assign to the smart
|
|
// pointer directly since QuotaObject::AddRef would try to acquire the same
|
|
// mutex.
|
|
QuotaObject* quotaObject;
|
|
if (!originInfo->mQuotaObjects.Get(path, "aObject)) {
|
|
// Create a new QuotaObject.
|
|
quotaObject = new QuotaObject(originInfo, path, fileSize);
|
|
|
|
// Put it to the hashtable. The hashtable is not responsible to delete
|
|
// the QuotaObject.
|
|
originInfo->mQuotaObjects.Put(path, quotaObject);
|
|
}
|
|
|
|
// Addref the QuotaObject and move the ownership to the result. This must
|
|
// happen before we unlock!
|
|
result = quotaObject->LockedAddRef();
|
|
}
|
|
|
|
// The caller becomes the owner of the QuotaObject, that is, the caller is
|
|
// is responsible to delete it when the last reference is removed.
|
|
return result.forget();
|
|
}
|
|
|
|
already_AddRefed<QuotaObject>
|
|
QuotaManager::GetQuotaObject(PersistenceType aPersistenceType,
|
|
const nsACString& aGroup,
|
|
const nsACString& aOrigin,
|
|
const nsAString& aPath)
|
|
{
|
|
nsresult rv;
|
|
nsCOMPtr<nsIFile> file = do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, &rv);
|
|
NS_ENSURE_SUCCESS(rv, nullptr);
|
|
|
|
rv = file->InitWithPath(aPath);
|
|
NS_ENSURE_SUCCESS(rv, nullptr);
|
|
|
|
return GetQuotaObject(aPersistenceType, aGroup, aOrigin, file);
|
|
}
|
|
|
|
void
|
|
QuotaManager::AbortOperationsForProcess(ContentParentId aContentParentId)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
for (nsRefPtr<Client>& client : mClients) {
|
|
client->AbortOperationsForProcess(aContentParentId);
|
|
}
|
|
}
|
|
|
|
nsresult
|
|
QuotaManager::GetDirectoryForOrigin(PersistenceType aPersistenceType,
|
|
const nsACString& aASCIIOrigin,
|
|
nsIFile** aDirectory) const
|
|
{
|
|
nsresult rv;
|
|
nsCOMPtr<nsIFile> directory =
|
|
do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, &rv);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = directory->InitWithPath(GetStoragePath(aPersistenceType));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsAutoCString originSanitized(aASCIIOrigin);
|
|
SanitizeOriginString(originSanitized);
|
|
|
|
rv = directory->Append(NS_ConvertASCIItoUTF16(originSanitized));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
directory.forget(aDirectory);
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
QuotaManager::InitializeRepository(PersistenceType aPersistenceType)
|
|
{
|
|
MOZ_ASSERT(aPersistenceType == PERSISTENCE_TYPE_TEMPORARY ||
|
|
aPersistenceType == PERSISTENCE_TYPE_DEFAULT);
|
|
|
|
nsresult rv;
|
|
|
|
nsCOMPtr<nsIFile> directory =
|
|
do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, &rv);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
rv = directory->InitWithPath(GetStoragePath(aPersistenceType));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
bool created;
|
|
rv = EnsureDirectory(directory, &created);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
nsCOMPtr<nsISimpleEnumerator> entries;
|
|
rv = directory->GetDirectoryEntries(getter_AddRefs(entries));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
bool hasMore;
|
|
while (NS_SUCCEEDED((rv = entries->HasMoreElements(&hasMore))) && hasMore) {
|
|
nsCOMPtr<nsISupports> entry;
|
|
rv = entries->GetNext(getter_AddRefs(entry));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
nsCOMPtr<nsIFile> childDirectory = do_QueryInterface(entry);
|
|
MOZ_ASSERT(childDirectory);
|
|
|
|
bool isDirectory;
|
|
rv = childDirectory->IsDirectory(&isDirectory);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
if (!isDirectory) {
|
|
nsString leafName;
|
|
rv = childDirectory->GetLeafName(leafName);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
if (leafName.EqualsLiteral(METADATA_FILE_NAME) ||
|
|
leafName.EqualsLiteral(DSSTORE_FILE_NAME)) {
|
|
continue;
|
|
}
|
|
|
|
QM_WARNING("Something (%s) in the repository that doesn't belong!",
|
|
NS_ConvertUTF16toUTF8(leafName).get());
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
|
|
int64_t timestamp;
|
|
nsCString group;
|
|
nsCString origin;
|
|
bool isApp;
|
|
rv = GetDirectoryMetadataWithRestore(childDirectory,
|
|
/* aPersistent */ false,
|
|
×tamp,
|
|
group,
|
|
origin,
|
|
&isApp);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
if (IsTreatedAsPersistent(aPersistenceType, isApp)) {
|
|
continue;
|
|
}
|
|
|
|
rv = InitializeOrigin(aPersistenceType, group, origin, isApp, timestamp,
|
|
childDirectory);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
}
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
namespace {
|
|
|
|
// The Cache API was creating top level morgue directories by accident for
|
|
// a short time in nightly. This unfortunately prevents all storage from
|
|
// working. So recover these profiles by removing these corrupt directories.
|
|
// This should be removed at some point in the future.
|
|
bool
|
|
MaybeRemoveCorruptDirectory(const nsAString& aLeafName, nsIFile* aDir)
|
|
{
|
|
#ifdef NIGHTLY_BUILD
|
|
MOZ_ASSERT(aDir);
|
|
|
|
if (aLeafName != NS_LITERAL_STRING("morgue")) {
|
|
return false;
|
|
}
|
|
|
|
NS_WARNING("QuotaManager removing corrupt morgue directory!");
|
|
|
|
nsresult rv = aDir->Remove(true /* recursive */);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
#else
|
|
return false;
|
|
#endif // NIGHTLY_BUILD
|
|
}
|
|
|
|
} // namespace
|
|
|
|
nsresult
|
|
QuotaManager::InitializeOrigin(PersistenceType aPersistenceType,
|
|
const nsACString& aGroup,
|
|
const nsACString& aOrigin,
|
|
bool aIsApp,
|
|
int64_t aAccessTime,
|
|
nsIFile* aDirectory)
|
|
{
|
|
AssertIsOnIOThread();
|
|
|
|
nsresult rv;
|
|
|
|
if (aPersistenceType == PERSISTENCE_TYPE_PERSISTENT) {
|
|
rv = MaybeUpgradeOriginDirectory(aDirectory);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
bool trackQuota = IsQuotaEnforced(aPersistenceType, aOrigin, aIsApp);
|
|
|
|
// We need to initialize directories of all clients if they exists and also
|
|
// get the total usage to initialize the quota.
|
|
nsAutoPtr<UsageInfo> usageInfo;
|
|
if (trackQuota) {
|
|
usageInfo = new UsageInfo();
|
|
}
|
|
|
|
nsCOMPtr<nsISimpleEnumerator> entries;
|
|
rv = aDirectory->GetDirectoryEntries(getter_AddRefs(entries));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
bool hasMore;
|
|
while (NS_SUCCEEDED((rv = entries->HasMoreElements(&hasMore))) && hasMore) {
|
|
nsCOMPtr<nsISupports> entry;
|
|
rv = entries->GetNext(getter_AddRefs(entry));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsCOMPtr<nsIFile> file = do_QueryInterface(entry);
|
|
NS_ENSURE_TRUE(file, NS_NOINTERFACE);
|
|
|
|
nsString leafName;
|
|
rv = file->GetLeafName(leafName);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (leafName.EqualsLiteral(METADATA_FILE_NAME) ||
|
|
leafName.EqualsLiteral(DSSTORE_FILE_NAME)) {
|
|
continue;
|
|
}
|
|
|
|
bool isDirectory;
|
|
rv = file->IsDirectory(&isDirectory);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (!isDirectory) {
|
|
NS_WARNING("Unknown file found!");
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
|
|
if (MaybeRemoveCorruptDirectory(leafName, file)) {
|
|
continue;
|
|
}
|
|
|
|
Client::Type clientType;
|
|
rv = Client::TypeFromText(leafName, clientType);
|
|
if (NS_FAILED(rv)) {
|
|
NS_WARNING("Unknown directory found!");
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
|
|
rv = mClients[clientType]->InitOrigin(aPersistenceType, aGroup, aOrigin,
|
|
usageInfo);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
if (trackQuota) {
|
|
InitQuotaForOrigin(aPersistenceType, aGroup, aOrigin, aIsApp,
|
|
usageInfo->TotalUsage(), aAccessTime);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
QuotaManager::MaybeUpgradeIndexedDBDirectory()
|
|
{
|
|
AssertIsOnIOThread();
|
|
|
|
nsresult rv;
|
|
|
|
nsCOMPtr<nsIFile> indexedDBDir =
|
|
do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, &rv);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = indexedDBDir->InitWithPath(mIndexedDBPath);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
bool exists;
|
|
rv = indexedDBDir->Exists(&exists);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (!exists) {
|
|
// Nothing to upgrade.
|
|
return NS_OK;
|
|
}
|
|
|
|
bool isDirectory;
|
|
rv = indexedDBDir->IsDirectory(&isDirectory);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (!isDirectory) {
|
|
NS_WARNING("indexedDB entry is not a directory!");
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIFile> persistentStorageDir =
|
|
do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, &rv);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = persistentStorageDir->InitWithPath(mStoragePath);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = persistentStorageDir->Append(NS_LITERAL_STRING(PERSISTENT_DIRECTORY_NAME));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = persistentStorageDir->Exists(&exists);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (exists) {
|
|
NS_WARNING("indexedDB directory shouldn't exist after the upgrade!");
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIFile> storageDir;
|
|
rv = persistentStorageDir->GetParent(getter_AddRefs(storageDir));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// MoveTo() is atomic if the move happens on the same volume which should
|
|
// be our case, so even if we crash in the middle of the operation nothing
|
|
// breaks next time we try to initialize.
|
|
// However there's a theoretical possibility that the indexedDB directory
|
|
// is on different volume, but it should be rare enough that we don't have
|
|
// to worry about it.
|
|
rv = indexedDBDir->MoveTo(storageDir, NS_LITERAL_STRING(PERSISTENT_DIRECTORY_NAME));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
QuotaManager::MaybeUpgradePersistentStorageDirectory()
|
|
{
|
|
AssertIsOnIOThread();
|
|
|
|
nsresult rv;
|
|
|
|
nsCOMPtr<nsIFile> persistentStorageDir =
|
|
do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, &rv);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
rv = persistentStorageDir->InitWithPath(mStoragePath);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
rv = persistentStorageDir->Append(NS_LITERAL_STRING(PERSISTENT_DIRECTORY_NAME));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
bool exists;
|
|
rv = persistentStorageDir->Exists(&exists);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
if (!exists) {
|
|
// Nothing to upgrade.
|
|
return NS_OK;
|
|
}
|
|
|
|
bool isDirectory;
|
|
rv = persistentStorageDir->IsDirectory(&isDirectory);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
if (!isDirectory) {
|
|
NS_WARNING("persistent entry is not a directory!");
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIFile> defaultStorageDir =
|
|
do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, &rv);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
rv = defaultStorageDir->InitWithPath(mDefaultStoragePath);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
rv = defaultStorageDir->Exists(&exists);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
if (exists) {
|
|
NS_WARNING("storage/persistent shouldn't exist after the upgrade!");
|
|
return NS_OK;
|
|
}
|
|
|
|
// Create real metadata files for origin directories in persistent storage.
|
|
nsRefPtr<StorageDirectoryHelper> helper =
|
|
new StorageDirectoryHelper(persistentStorageDir, /* aPersistent */ true);
|
|
|
|
rv = helper->CreateOrUpgradeMetadataFiles(/* aCreate */ true);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
// Upgrade metadata files for origin directories in temporary storage.
|
|
nsCOMPtr<nsIFile> temporaryStorageDir =
|
|
do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, &rv);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
rv = temporaryStorageDir->InitWithPath(mTemporaryStoragePath);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
rv = temporaryStorageDir->Exists(&exists);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
if (exists) {
|
|
rv = temporaryStorageDir->IsDirectory(&isDirectory);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
if (!isDirectory) {
|
|
NS_WARNING("temporary entry is not a directory!");
|
|
return NS_OK;
|
|
}
|
|
|
|
helper = new StorageDirectoryHelper(temporaryStorageDir,
|
|
/* aPersistent */ false);
|
|
|
|
rv = helper->CreateOrUpgradeMetadataFiles(/* aCreate */ false);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
}
|
|
|
|
// And finally rename persistent to default.
|
|
rv = persistentStorageDir->RenameTo(nullptr, NS_LITERAL_STRING(DEFAULT_DIRECTORY_NAME));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
QuotaManager::MaybeUpgradeStorageArea()
|
|
{
|
|
AssertIsOnIOThread();
|
|
|
|
if (mStorageAreaInitialized) {
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult rv = MaybeUpgradeIndexedDBDirectory();
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
rv = MaybeUpgradePersistentStorageDirectory();
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
mStorageAreaInitialized = true;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
QuotaManager::OpenDirectory(PersistenceType aPersistenceType,
|
|
const nsACString& aGroup,
|
|
const nsACString& aOrigin,
|
|
bool aIsApp,
|
|
Client::Type aClientType,
|
|
bool aExclusive,
|
|
OpenDirectoryListener* aOpenListener)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
nsRefPtr<DirectoryLockImpl> lock =
|
|
CreateDirectoryLock(Nullable<PersistenceType>(aPersistenceType),
|
|
aGroup,
|
|
OriginScope::FromOrigin(aOrigin),
|
|
Nullable<bool>(aIsApp),
|
|
Nullable<Client::Type>(aClientType),
|
|
aExclusive,
|
|
false,
|
|
aOpenListener);
|
|
MOZ_ASSERT(lock);
|
|
}
|
|
|
|
void
|
|
QuotaManager::OpenDirectoryInternal(Nullable<PersistenceType> aPersistenceType,
|
|
const OriginScope& aOriginScope,
|
|
bool aExclusive,
|
|
OpenDirectoryListener* aOpenListener)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
nsRefPtr<DirectoryLockImpl> lock =
|
|
CreateDirectoryLock(aPersistenceType,
|
|
EmptyCString(),
|
|
aOriginScope,
|
|
Nullable<bool>(),
|
|
Nullable<Client::Type>(),
|
|
aExclusive,
|
|
true,
|
|
aOpenListener);
|
|
MOZ_ASSERT(lock);
|
|
|
|
if (!aExclusive) {
|
|
return;
|
|
}
|
|
|
|
// All the locks that block this new exclusive lock need to be invalidated.
|
|
// We also need to notify clients to abort operations for them.
|
|
nsAutoTArray<nsAutoPtr<nsTHashtable<nsCStringHashKey>>,
|
|
Client::TYPE_MAX> origins;
|
|
origins.SetLength(Client::TYPE_MAX);
|
|
|
|
const nsTArray<DirectoryLockImpl*>& blockedOnLocks =
|
|
lock->GetBlockedOnLocks();
|
|
|
|
for (DirectoryLockImpl* blockedOnLock : blockedOnLocks) {
|
|
blockedOnLock->Invalidate();
|
|
|
|
if (!blockedOnLock->IsInternal()) {
|
|
MOZ_ASSERT(!blockedOnLock->GetClientType().IsNull());
|
|
Client::Type clientType = blockedOnLock->GetClientType().Value();
|
|
MOZ_ASSERT(clientType < Client::TYPE_MAX);
|
|
|
|
const OriginScope& originScope = blockedOnLock->GetOriginScope();
|
|
MOZ_ASSERT(originScope.IsOrigin());
|
|
MOZ_ASSERT(!originScope.IsEmpty());
|
|
|
|
nsAutoPtr<nsTHashtable<nsCStringHashKey>>& origin = origins[clientType];
|
|
if (!origin) {
|
|
origin = new nsTHashtable<nsCStringHashKey>();
|
|
}
|
|
origin->PutEntry(originScope);
|
|
}
|
|
}
|
|
|
|
for (uint32_t index : MakeRange(uint32_t(Client::TYPE_MAX))) {
|
|
if (origins[index]) {
|
|
for (auto iter = origins[index]->Iter(); !iter.Done(); iter.Next()) {
|
|
MOZ_ASSERT(mClients[index]);
|
|
|
|
mClients[index]->AbortOperations(iter.Get()->GetKey());
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
nsresult
|
|
QuotaManager::EnsureOriginIsInitialized(PersistenceType aPersistenceType,
|
|
const nsACString& aGroup,
|
|
const nsACString& aOrigin,
|
|
bool aIsApp,
|
|
nsIFile** aDirectory)
|
|
{
|
|
AssertIsOnIOThread();
|
|
|
|
nsresult rv = MaybeUpgradeStorageArea();
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// Get directory for this origin and persistence type.
|
|
nsCOMPtr<nsIFile> directory;
|
|
rv = GetDirectoryForOrigin(aPersistenceType, aOrigin,
|
|
getter_AddRefs(directory));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (IsTreatedAsPersistent(aPersistenceType, aIsApp)) {
|
|
if (mInitializedOrigins.Contains(OriginKey(aPersistenceType, aOrigin))) {
|
|
directory.forget(aDirectory);
|
|
return NS_OK;
|
|
}
|
|
} else if (!mTemporaryStorageInitialized) {
|
|
rv = InitializeRepository(aPersistenceType);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
// We have to cleanup partially initialized quota.
|
|
RemoveQuota();
|
|
|
|
return rv;
|
|
}
|
|
|
|
rv = InitializeRepository(ComplementaryPersistenceType(aPersistenceType));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
// We have to cleanup partially initialized quota.
|
|
RemoveQuota();
|
|
|
|
return rv;
|
|
}
|
|
|
|
if (gFixedLimitKB >= 0) {
|
|
mTemporaryStorageLimit = gFixedLimitKB * 1024;
|
|
}
|
|
else {
|
|
nsCOMPtr<nsIFile> storageDir =
|
|
do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, &rv);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
rv = storageDir->InitWithPath(GetStoragePath());
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
rv = GetTemporaryStorageLimit(storageDir, mTemporaryStorageUsage,
|
|
&mTemporaryStorageLimit);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
mTemporaryStorageInitialized = true;
|
|
|
|
CheckTemporaryStorageLimits();
|
|
}
|
|
|
|
int64_t timestamp;
|
|
|
|
bool created;
|
|
rv = EnsureDirectory(directory, &created);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (IsTreatedAsPersistent(aPersistenceType, aIsApp)) {
|
|
if (created) {
|
|
timestamp = PR_Now();
|
|
|
|
rv = CreateDirectoryMetadata(directory, timestamp, aGroup, aOrigin,
|
|
aIsApp);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
} else {
|
|
bool persistent = aPersistenceType == PERSISTENCE_TYPE_PERSISTENT;
|
|
rv = GetDirectoryMetadataWithRestore(directory,
|
|
persistent,
|
|
×tamp);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
MOZ_ASSERT(timestamp <= PR_Now());
|
|
}
|
|
|
|
rv = InitializeOrigin(aPersistenceType, aGroup, aOrigin, aIsApp, timestamp,
|
|
directory);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
mInitializedOrigins.AppendElement(OriginKey(aPersistenceType, aOrigin));
|
|
} else if (created) {
|
|
timestamp = PR_Now();
|
|
|
|
rv = CreateDirectoryMetadata(directory, timestamp, aGroup, aOrigin,
|
|
aIsApp);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = InitializeOrigin(aPersistenceType, aGroup, aOrigin, aIsApp, timestamp,
|
|
directory);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
directory.forget(aDirectory);
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
QuotaManager::OriginClearCompleted(PersistenceType aPersistenceType,
|
|
const nsACString& aOrigin,
|
|
bool aIsApp)
|
|
{
|
|
AssertIsOnIOThread();
|
|
|
|
if (IsTreatedAsPersistent(aPersistenceType, aIsApp)) {
|
|
mInitializedOrigins.RemoveElement(OriginKey(aPersistenceType, aOrigin));
|
|
}
|
|
|
|
for (uint32_t index = 0; index < Client::TYPE_MAX; index++) {
|
|
mClients[index]->OnOriginClearCompleted(aPersistenceType, aOrigin);
|
|
}
|
|
}
|
|
|
|
void
|
|
QuotaManager::ResetOrClearCompleted()
|
|
{
|
|
AssertIsOnIOThread();
|
|
|
|
mInitializedOrigins.Clear();
|
|
mTemporaryStorageInitialized = false;
|
|
mStorageAreaInitialized = false;
|
|
|
|
ReleaseIOThreadObjects();
|
|
}
|
|
|
|
Client*
|
|
QuotaManager::GetClient(Client::Type aClientType)
|
|
{
|
|
MOZ_ASSERT(aClientType >= Client::IDB);
|
|
MOZ_ASSERT(aClientType < Client::TYPE_MAX);
|
|
|
|
return mClients.ElementAt(aClientType);
|
|
}
|
|
|
|
uint64_t
|
|
QuotaManager::GetGroupLimit() const
|
|
{
|
|
MOZ_ASSERT(mTemporaryStorageInitialized);
|
|
|
|
// To avoid one group evicting all the rest, limit the amount any one group
|
|
// can use to 20%. To prevent individual sites from using exorbitant amounts
|
|
// of storage where there is a lot of free space, cap the group limit to 2GB.
|
|
uint64_t x = std::min<uint64_t>(mTemporaryStorageLimit * .20, 2 GB);
|
|
|
|
// In low-storage situations, make an exception (while not exceeding the total
|
|
// storage limit).
|
|
return std::min<uint64_t>(mTemporaryStorageLimit,
|
|
std::max<uint64_t>(x, 10 MB));
|
|
}
|
|
|
|
// static
|
|
void
|
|
QuotaManager::GetStorageId(PersistenceType aPersistenceType,
|
|
const nsACString& aOrigin,
|
|
Client::Type aClientType,
|
|
nsACString& aDatabaseId)
|
|
{
|
|
nsAutoCString str;
|
|
str.AppendInt(aPersistenceType);
|
|
str.Append('*');
|
|
str.Append(aOrigin);
|
|
str.Append('*');
|
|
str.AppendInt(aClientType);
|
|
|
|
aDatabaseId = str;
|
|
}
|
|
|
|
// static
|
|
nsresult
|
|
QuotaManager::GetInfoFromURI(nsIURI* aURI,
|
|
uint32_t aAppId,
|
|
bool aInMozBrowser,
|
|
nsACString* aGroup,
|
|
nsACString* aOrigin,
|
|
bool* aIsApp)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(aURI);
|
|
|
|
nsIScriptSecurityManager* secMan = nsContentUtils::GetSecurityManager();
|
|
NS_ENSURE_TRUE(secMan, NS_ERROR_FAILURE);
|
|
|
|
nsCOMPtr<nsIPrincipal> principal;
|
|
nsresult rv = secMan->GetAppCodebasePrincipal(aURI, aAppId, aInMozBrowser,
|
|
getter_AddRefs(principal));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = GetInfoFromPrincipal(principal, aGroup, aOrigin, aIsApp);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
static nsresult
|
|
TryGetInfoForAboutURI(nsIPrincipal* aPrincipal,
|
|
nsACString& aGroup,
|
|
nsACString& aASCIIOrigin,
|
|
bool* aIsApp)
|
|
{
|
|
NS_ASSERTION(aPrincipal, "Don't hand me a null principal!");
|
|
|
|
nsCOMPtr<nsIURI> uri;
|
|
nsresult rv = aPrincipal->GetURI(getter_AddRefs(uri));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
if (!uri) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
|
|
bool isAbout;
|
|
rv = uri->SchemeIs("about", &isAbout);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (!isAbout) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsCOMPtr<nsIAboutModule> module;
|
|
rv = NS_GetAboutModule(uri, getter_AddRefs(module));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsCOMPtr<nsIURI> inner = NS_GetInnermostURI(uri);
|
|
NS_ENSURE_TRUE(inner, NS_ERROR_FAILURE);
|
|
|
|
nsAutoString postfix;
|
|
rv = module->GetIndexedDBOriginPostfix(uri, postfix);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsCString origin;
|
|
if (DOMStringIsNull(postfix)) {
|
|
rv = inner->GetSpec(origin);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
} else {
|
|
nsAutoCString scheme;
|
|
rv = inner->GetScheme(scheme);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
origin = scheme + NS_LITERAL_CSTRING(":") + NS_ConvertUTF16toUTF8(postfix);
|
|
}
|
|
|
|
ToLowerCase(origin);
|
|
aGroup.Assign(origin);
|
|
aASCIIOrigin.Assign(origin);
|
|
|
|
if (aIsApp) {
|
|
*aIsApp = false;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
// static
|
|
nsresult
|
|
QuotaManager::GetInfoFromPrincipal(nsIPrincipal* aPrincipal,
|
|
nsACString* aGroup,
|
|
nsACString* aOrigin,
|
|
bool* aIsApp)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(aPrincipal);
|
|
|
|
if (aGroup && aOrigin) {
|
|
nsresult rv =
|
|
TryGetInfoForAboutURI(aPrincipal, *aGroup, *aOrigin, aIsApp);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
return NS_OK;
|
|
}
|
|
}
|
|
|
|
if (nsContentUtils::IsSystemPrincipal(aPrincipal)) {
|
|
GetInfoForChrome(aGroup, aOrigin, aIsApp);
|
|
return NS_OK;
|
|
}
|
|
|
|
bool isNullPrincipal;
|
|
nsresult rv = aPrincipal->GetIsNullPrincipal(&isNullPrincipal);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (isNullPrincipal) {
|
|
NS_WARNING("IndexedDB not supported from this principal!");
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsCString origin;
|
|
rv = aPrincipal->GetOriginNoSuffix(origin);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (origin.EqualsLiteral(kChromeOrigin)) {
|
|
NS_WARNING("Non-chrome principal can't use chrome origin!");
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsCString jarPrefix;
|
|
if (aGroup || aOrigin) {
|
|
rv = aPrincipal->GetJarPrefix(jarPrefix);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
if (aGroup) {
|
|
nsCString baseDomain;
|
|
rv = aPrincipal->GetBaseDomain(baseDomain);
|
|
if (NS_FAILED(rv)) {
|
|
// A hack for JetPack.
|
|
|
|
nsCOMPtr<nsIURI> uri;
|
|
rv = aPrincipal->GetURI(getter_AddRefs(uri));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
bool isIndexedDBURI = false;
|
|
rv = uri->SchemeIs("indexedDB", &isIndexedDBURI);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (isIndexedDBURI) {
|
|
rv = NS_OK;
|
|
}
|
|
}
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (baseDomain.IsEmpty()) {
|
|
aGroup->Assign(jarPrefix + origin);
|
|
}
|
|
else {
|
|
aGroup->Assign(jarPrefix + baseDomain);
|
|
}
|
|
}
|
|
|
|
if (aOrigin) {
|
|
aOrigin->Assign(jarPrefix + origin);
|
|
}
|
|
|
|
if (aIsApp) {
|
|
*aIsApp = aPrincipal->GetAppStatus() !=
|
|
nsIPrincipal::APP_STATUS_NOT_INSTALLED;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
// static
|
|
nsresult
|
|
QuotaManager::GetInfoFromWindow(nsPIDOMWindow* aWindow,
|
|
nsACString* aGroup,
|
|
nsACString* aOrigin,
|
|
bool* aIsApp)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(aWindow);
|
|
|
|
nsCOMPtr<nsIScriptObjectPrincipal> sop = do_QueryInterface(aWindow);
|
|
NS_ENSURE_TRUE(sop, NS_ERROR_FAILURE);
|
|
|
|
nsCOMPtr<nsIPrincipal> principal = sop->GetPrincipal();
|
|
NS_ENSURE_TRUE(principal, NS_ERROR_FAILURE);
|
|
|
|
nsresult rv = GetInfoFromPrincipal(principal, aGroup, aOrigin, aIsApp);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
// static
|
|
void
|
|
QuotaManager::GetInfoForChrome(nsACString* aGroup,
|
|
nsACString* aOrigin,
|
|
bool* aIsApp)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(nsContentUtils::IsCallerChrome());
|
|
|
|
if (aGroup) {
|
|
ChromeOrigin(*aGroup);
|
|
}
|
|
if (aOrigin) {
|
|
ChromeOrigin(*aOrigin);
|
|
}
|
|
if (aIsApp) {
|
|
*aIsApp = false;
|
|
}
|
|
}
|
|
|
|
// static
|
|
bool
|
|
QuotaManager::IsOriginWhitelistedForPersistentStorage(const nsACString& aOrigin)
|
|
{
|
|
// The first prompt and quota tracking is not required for these origins in
|
|
// persistent storage.
|
|
if (aOrigin.EqualsLiteral(kChromeOrigin) ||
|
|
aOrigin.EqualsLiteral(kAboutHomeOrigin) ||
|
|
StringBeginsWith(aOrigin, nsDependentCString(kIndexedDBOriginPrefix))) {
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
// static
|
|
bool
|
|
QuotaManager::IsFirstPromptRequired(PersistenceType aPersistenceType,
|
|
const nsACString& aOrigin,
|
|
bool aIsApp)
|
|
{
|
|
if (IsTreatedAsTemporary(aPersistenceType, aIsApp)) {
|
|
return false;
|
|
}
|
|
|
|
return !IsOriginWhitelistedForPersistentStorage(aOrigin);
|
|
}
|
|
|
|
// static
|
|
bool
|
|
QuotaManager::IsQuotaEnforced(PersistenceType aPersistenceType,
|
|
const nsACString& aOrigin,
|
|
bool aIsApp)
|
|
{
|
|
return IsTreatedAsTemporary(aPersistenceType, aIsApp);
|
|
}
|
|
|
|
// static
|
|
void
|
|
QuotaManager::ChromeOrigin(nsACString& aOrigin)
|
|
{
|
|
aOrigin.AssignLiteral(kChromeOrigin);
|
|
}
|
|
|
|
// static
|
|
nsresult
|
|
QuotaManager::GetDirectoryMetadata(nsIFile* aDirectory,
|
|
int64_t* aTimestamp,
|
|
nsACString& aGroup,
|
|
nsACString& aOrigin,
|
|
bool* aIsApp)
|
|
{
|
|
MOZ_ASSERT(!NS_IsMainThread());
|
|
MOZ_ASSERT(aDirectory);
|
|
MOZ_ASSERT(aTimestamp);
|
|
|
|
nsCOMPtr<nsIBinaryInputStream> binaryStream;
|
|
nsresult rv =
|
|
GetDirectoryMetadataInputStream(aDirectory, getter_AddRefs(binaryStream));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
uint64_t timestamp;
|
|
rv = binaryStream->Read64(×tamp);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsCString group;
|
|
rv = binaryStream->ReadCString(group);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsCString origin;
|
|
rv = binaryStream->ReadCString(origin);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
bool isApp;
|
|
if (aIsApp) {
|
|
rv = binaryStream->ReadBoolean(&isApp);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
}
|
|
|
|
*aTimestamp = timestamp;
|
|
aGroup = group;
|
|
aOrigin = origin;
|
|
if (aIsApp) {
|
|
*aIsApp = isApp;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMPL_ISUPPORTS(QuotaManager, nsIQuotaManager, nsIObserver)
|
|
|
|
NS_IMETHODIMP
|
|
QuotaManager::GetUsageForURI(nsIURI* aURI,
|
|
nsIUsageCallback* aCallback,
|
|
uint32_t aAppId,
|
|
bool aInMozBrowserOnly,
|
|
uint8_t aOptionalArgCount,
|
|
nsIQuotaRequest** _retval)
|
|
{
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
|
|
NS_ENSURE_ARG_POINTER(aURI);
|
|
NS_ENSURE_ARG_POINTER(aCallback);
|
|
|
|
// This only works from the main process.
|
|
NS_ENSURE_TRUE(XRE_IsParentProcess(), NS_ERROR_NOT_AVAILABLE);
|
|
|
|
if (!aOptionalArgCount) {
|
|
aAppId = nsIScriptSecurityManager::NO_APP_ID;
|
|
}
|
|
|
|
// Figure out which origin we're dealing with.
|
|
nsCString group;
|
|
nsCString origin;
|
|
bool isApp;
|
|
nsresult rv = GetInfoFromURI(aURI, aAppId, aInMozBrowserOnly, &group, &origin,
|
|
&isApp);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsRefPtr<GetUsageOp> op =
|
|
new GetUsageOp(group, origin, isApp, aURI, aCallback, aAppId,
|
|
aInMozBrowserOnly);
|
|
|
|
op->RunImmediately();
|
|
|
|
op.forget(_retval);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
QuotaManager::Clear()
|
|
{
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
|
|
if (!gTestingEnabled) {
|
|
NS_WARNING("Testing features are not enabled!");
|
|
return NS_OK;
|
|
}
|
|
|
|
nsRefPtr<ResetOrClearOp> op = new ResetOrClearOp(/* aClear */ true);
|
|
|
|
op->RunImmediately();
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
QuotaManager::ClearStoragesForURI(nsIURI* aURI,
|
|
uint32_t aAppId,
|
|
bool aInMozBrowserOnly,
|
|
const nsACString& aPersistenceType,
|
|
uint8_t aOptionalArgCount)
|
|
{
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
|
|
NS_ENSURE_ARG_POINTER(aURI);
|
|
|
|
Nullable<PersistenceType> persistenceType;
|
|
nsresult rv =
|
|
NullablePersistenceTypeFromText(aPersistenceType, &persistenceType);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return NS_ERROR_INVALID_ARG;
|
|
}
|
|
|
|
// This only works from the main process.
|
|
NS_ENSURE_TRUE(XRE_IsParentProcess(), NS_ERROR_NOT_AVAILABLE);
|
|
|
|
if (!aOptionalArgCount) {
|
|
aAppId = nsIScriptSecurityManager::NO_APP_ID;
|
|
}
|
|
|
|
// Figure out which origin we're dealing with.
|
|
nsCString origin;
|
|
rv = GetInfoFromURI(aURI, aAppId, aInMozBrowserOnly, nullptr, &origin,
|
|
nullptr);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsAutoCString pattern;
|
|
GetOriginPatternString(aAppId, aInMozBrowserOnly, origin, pattern);
|
|
|
|
nsRefPtr<OriginClearOp> op =
|
|
new OriginClearOp(persistenceType, OriginScope::FromPattern(pattern));
|
|
|
|
op->RunImmediately();
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
QuotaManager::Reset()
|
|
{
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
|
|
if (!gTestingEnabled) {
|
|
NS_WARNING("Testing features are not enabled!");
|
|
return NS_OK;
|
|
}
|
|
|
|
nsRefPtr<ResetOrClearOp> op = new ResetOrClearOp(/* aClear */ false);
|
|
|
|
op->RunImmediately();
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
QuotaManager::Observe(nsISupports* aSubject,
|
|
const char* aTopic,
|
|
const char16_t* aData)
|
|
{
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
|
|
if (!strcmp(aTopic, PROFILE_BEFORE_CHANGE_OBSERVER_ID)) {
|
|
// Setting this flag prevents the service from being recreated and prevents
|
|
// further storagess from being created.
|
|
if (gShutdown.exchange(true)) {
|
|
NS_ERROR("Shutdown more than once?!");
|
|
}
|
|
|
|
if (XRE_IsParentProcess()) {
|
|
// Kick off the shutdown timer.
|
|
if (NS_FAILED(mShutdownTimer->Init(this, DEFAULT_SHUTDOWN_TIMER_MS,
|
|
nsITimer::TYPE_ONE_SHOT))) {
|
|
NS_WARNING("Failed to initialize shutdown timer!");
|
|
}
|
|
|
|
// Each client will spin the event loop while we wait on all the threads
|
|
// to close. Our timer may fire during that loop.
|
|
for (uint32_t index = 0; index < Client::TYPE_MAX; index++) {
|
|
mClients[index]->ShutdownWorkThreads();
|
|
}
|
|
|
|
// Cancel the timer regardless of whether it actually fired.
|
|
if (NS_FAILED(mShutdownTimer->Cancel())) {
|
|
NS_WARNING("Failed to cancel shutdown timer!");
|
|
}
|
|
|
|
// Give clients a chance to cleanup IO thread only objects.
|
|
nsCOMPtr<nsIRunnable> runnable =
|
|
NS_NewRunnableMethod(this, &QuotaManager::ReleaseIOThreadObjects);
|
|
if (!runnable) {
|
|
NS_WARNING("Failed to create runnable!");
|
|
}
|
|
|
|
if (NS_FAILED(mIOThread->Dispatch(runnable, NS_DISPATCH_NORMAL))) {
|
|
NS_WARNING("Failed to dispatch runnable!");
|
|
}
|
|
|
|
// Make sure to join with our IO thread.
|
|
if (NS_FAILED(mIOThread->Shutdown())) {
|
|
NS_WARNING("Failed to shutdown IO thread!");
|
|
}
|
|
|
|
for (nsRefPtr<DirectoryLockImpl>& lock : mPendingDirectoryLocks) {
|
|
lock->Invalidate();
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
if (!strcmp(aTopic, NS_TIMER_CALLBACK_TOPIC)) {
|
|
NS_ASSERTION(XRE_IsParentProcess(), "Should only happen in the main process!");
|
|
|
|
NS_WARNING("Some storage operations are taking longer than expected "
|
|
"during shutdown and will be aborted!");
|
|
|
|
// Abort all operations.
|
|
for (nsRefPtr<Client>& client : mClients) {
|
|
client->AbortOperations(NullCString());
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
if (!strcmp(aTopic, TOPIC_WEB_APP_CLEAR_DATA)) {
|
|
nsCOMPtr<mozIApplicationClearPrivateDataParams> params =
|
|
do_QueryInterface(aSubject);
|
|
NS_ENSURE_TRUE(params, NS_ERROR_UNEXPECTED);
|
|
|
|
uint32_t appId;
|
|
nsresult rv = params->GetAppId(&appId);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
bool browserOnly;
|
|
rv = params->GetBrowserOnly(&browserOnly);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = ClearStoragesForApp(appId, browserOnly);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
if (!strcmp(aTopic, OBSERVER_TOPIC_IDLE_DAILY)) {
|
|
for (auto& client : mClients) {
|
|
client->PerformIdleMaintenance();
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_NOTREACHED("Unknown topic!");
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
|
|
uint64_t
|
|
QuotaManager::LockedCollectOriginsForEviction(
|
|
uint64_t aMinSizeToBeFreed,
|
|
nsTArray<nsRefPtr<DirectoryLockImpl>>& aLocks)
|
|
{
|
|
mQuotaMutex.AssertCurrentThreadOwns();
|
|
|
|
nsRefPtr<CollectOriginsHelper> helper =
|
|
new CollectOriginsHelper(mQuotaMutex, aMinSizeToBeFreed);
|
|
|
|
// Unlock while calling out to XPCOM (code behind the dispatch method needs
|
|
// to acquire its own lock which can potentially lead to a deadlock and it
|
|
// also calls an observer that can do various stuff like IO, so it's better
|
|
// to not hold our mutex while that happens).
|
|
{
|
|
MutexAutoUnlock autoUnlock(mQuotaMutex);
|
|
|
|
MOZ_ALWAYS_TRUE(NS_SUCCEEDED(NS_DispatchToMainThread(helper)));
|
|
}
|
|
|
|
return helper->BlockAndReturnOriginsForEviction(aLocks);
|
|
}
|
|
|
|
void
|
|
QuotaManager::LockedRemoveQuotaForOrigin(PersistenceType aPersistenceType,
|
|
const nsACString& aGroup,
|
|
const nsACString& aOrigin)
|
|
{
|
|
mQuotaMutex.AssertCurrentThreadOwns();
|
|
MOZ_ASSERT(aPersistenceType != PERSISTENCE_TYPE_PERSISTENT);
|
|
|
|
GroupInfoPair* pair;
|
|
mGroupInfoPairs.Get(aGroup, &pair);
|
|
|
|
if (!pair) {
|
|
return;
|
|
}
|
|
|
|
nsRefPtr<GroupInfo> groupInfo = pair->LockedGetGroupInfo(aPersistenceType);
|
|
if (groupInfo) {
|
|
groupInfo->LockedRemoveOriginInfo(aOrigin);
|
|
|
|
if (!groupInfo->LockedHasOriginInfos()) {
|
|
pair->LockedClearGroupInfo(aPersistenceType);
|
|
|
|
if (!pair->LockedHasGroupInfos()) {
|
|
mGroupInfoPairs.Remove(aGroup);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
nsresult
|
|
QuotaManager::ClearStoragesForApp(uint32_t aAppId, bool aBrowserOnly)
|
|
{
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
NS_ASSERTION(aAppId != kUnknownAppId, "Bad appId!");
|
|
|
|
// This only works from the main process.
|
|
NS_ENSURE_TRUE(XRE_IsParentProcess(), NS_ERROR_NOT_AVAILABLE);
|
|
|
|
nsAutoCString pattern;
|
|
GetOriginPatternStringMaybeIgnoreBrowser(aAppId, aBrowserOnly, pattern);
|
|
|
|
nsRefPtr<OriginClearOp> op =
|
|
new OriginClearOp(Nullable<PersistenceType>(),
|
|
OriginScope::FromPattern(pattern));
|
|
|
|
op->RunImmediately();
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
// static
|
|
PLDHashOperator
|
|
QuotaManager::GetOriginsExceedingGroupLimit(const nsACString& aKey,
|
|
GroupInfoPair* aValue,
|
|
void* aUserArg)
|
|
{
|
|
NS_ASSERTION(!aKey.IsEmpty(), "Empty key!");
|
|
NS_ASSERTION(aValue, "Null pointer!");
|
|
|
|
uint64_t groupUsage = 0;
|
|
|
|
nsRefPtr<GroupInfo> temporaryGroupInfo =
|
|
aValue->LockedGetGroupInfo(PERSISTENCE_TYPE_TEMPORARY);
|
|
if (temporaryGroupInfo) {
|
|
groupUsage += temporaryGroupInfo->mUsage;
|
|
}
|
|
|
|
nsRefPtr<GroupInfo> defaultGroupInfo =
|
|
aValue->LockedGetGroupInfo(PERSISTENCE_TYPE_DEFAULT);
|
|
if (defaultGroupInfo) {
|
|
groupUsage += defaultGroupInfo->mUsage;
|
|
}
|
|
|
|
if (groupUsage > 0) {
|
|
QuotaManager* quotaManager = QuotaManager::Get();
|
|
NS_ASSERTION(quotaManager, "Shouldn't be null!");
|
|
|
|
if (groupUsage > quotaManager->GetGroupLimit()) {
|
|
nsTArray<OriginInfo*>* doomedOriginInfos =
|
|
static_cast<nsTArray<OriginInfo*>*>(aUserArg);
|
|
|
|
nsTArray<OriginInfo*> originInfos;
|
|
if (temporaryGroupInfo) {
|
|
originInfos.AppendElements(temporaryGroupInfo->mOriginInfos);
|
|
}
|
|
if (defaultGroupInfo) {
|
|
originInfos.AppendElements(defaultGroupInfo->mOriginInfos);
|
|
}
|
|
originInfos.Sort(OriginInfoLRUComparator());
|
|
|
|
for (uint32_t i = 0; i < originInfos.Length(); i++) {
|
|
OriginInfo* originInfo = originInfos[i];
|
|
|
|
doomedOriginInfos->AppendElement(originInfo);
|
|
groupUsage -= originInfo->mUsage;
|
|
|
|
if (groupUsage <= quotaManager->GetGroupLimit()) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return PL_DHASH_NEXT;
|
|
}
|
|
|
|
// static
|
|
PLDHashOperator
|
|
QuotaManager::GetAllTemporaryStorageOrigins(const nsACString& aKey,
|
|
GroupInfoPair* aValue,
|
|
void* aUserArg)
|
|
{
|
|
NS_ASSERTION(!aKey.IsEmpty(), "Empty key!");
|
|
NS_ASSERTION(aValue, "Null pointer!");
|
|
|
|
nsTArray<OriginInfo*>* originInfos =
|
|
static_cast<nsTArray<OriginInfo*>*>(aUserArg);
|
|
|
|
nsRefPtr<GroupInfo> groupInfo =
|
|
aValue->LockedGetGroupInfo(PERSISTENCE_TYPE_TEMPORARY);
|
|
if (groupInfo) {
|
|
originInfos->AppendElements(groupInfo->mOriginInfos);
|
|
}
|
|
|
|
groupInfo = aValue->LockedGetGroupInfo(PERSISTENCE_TYPE_DEFAULT);
|
|
if (groupInfo) {
|
|
originInfos->AppendElements(groupInfo->mOriginInfos);
|
|
}
|
|
|
|
return PL_DHASH_NEXT;
|
|
}
|
|
|
|
void
|
|
QuotaManager::CheckTemporaryStorageLimits()
|
|
{
|
|
AssertIsOnIOThread();
|
|
|
|
nsTArray<OriginInfo*> doomedOriginInfos;
|
|
{
|
|
MutexAutoLock lock(mQuotaMutex);
|
|
|
|
mGroupInfoPairs.EnumerateRead(GetOriginsExceedingGroupLimit,
|
|
&doomedOriginInfos);
|
|
|
|
uint64_t usage = 0;
|
|
for (uint32_t index = 0; index < doomedOriginInfos.Length(); index++) {
|
|
usage += doomedOriginInfos[index]->mUsage;
|
|
}
|
|
|
|
if (mTemporaryStorageUsage - usage > mTemporaryStorageLimit) {
|
|
nsTArray<OriginInfo*> originInfos;
|
|
|
|
mGroupInfoPairs.EnumerateRead(GetAllTemporaryStorageOrigins,
|
|
&originInfos);
|
|
|
|
for (uint32_t index = originInfos.Length(); index > 0; index--) {
|
|
if (doomedOriginInfos.Contains(originInfos[index - 1])) {
|
|
originInfos.RemoveElementAt(index - 1);
|
|
}
|
|
}
|
|
|
|
originInfos.Sort(OriginInfoLRUComparator());
|
|
|
|
for (uint32_t i = 0; i < originInfos.Length(); i++) {
|
|
if (mTemporaryStorageUsage - usage <= mTemporaryStorageLimit) {
|
|
originInfos.TruncateLength(i);
|
|
break;
|
|
}
|
|
|
|
usage += originInfos[i]->mUsage;
|
|
}
|
|
|
|
doomedOriginInfos.AppendElements(originInfos);
|
|
}
|
|
}
|
|
|
|
for (uint32_t index = 0; index < doomedOriginInfos.Length(); index++) {
|
|
OriginInfo* doomedOriginInfo = doomedOriginInfos[index];
|
|
|
|
DeleteFilesForOrigin(doomedOriginInfo->mGroupInfo->mPersistenceType,
|
|
doomedOriginInfo->mOrigin);
|
|
}
|
|
|
|
nsTArray<OriginParams> doomedOrigins;
|
|
{
|
|
MutexAutoLock lock(mQuotaMutex);
|
|
|
|
for (uint32_t index = 0; index < doomedOriginInfos.Length(); index++) {
|
|
OriginInfo* doomedOriginInfo = doomedOriginInfos[index];
|
|
|
|
PersistenceType persistenceType =
|
|
doomedOriginInfo->mGroupInfo->mPersistenceType;
|
|
nsCString group = doomedOriginInfo->mGroupInfo->mGroup;
|
|
nsCString origin = doomedOriginInfo->mOrigin;
|
|
bool isApp = doomedOriginInfo->mIsApp;
|
|
LockedRemoveQuotaForOrigin(persistenceType, group, origin);
|
|
|
|
#ifdef DEBUG
|
|
doomedOriginInfos[index] = nullptr;
|
|
#endif
|
|
|
|
doomedOrigins.AppendElement(OriginParams(persistenceType, origin, isApp));
|
|
}
|
|
}
|
|
|
|
for (const OriginParams& doomedOrigin : doomedOrigins) {
|
|
OriginClearCompleted(doomedOrigin.mPersistenceType,
|
|
doomedOrigin.mOrigin,
|
|
doomedOrigin.mIsApp);
|
|
}
|
|
}
|
|
|
|
void
|
|
QuotaManager::DeleteFilesForOrigin(PersistenceType aPersistenceType,
|
|
const nsACString& aOrigin)
|
|
{
|
|
nsCOMPtr<nsIFile> directory;
|
|
nsresult rv = GetDirectoryForOrigin(aPersistenceType, aOrigin,
|
|
getter_AddRefs(directory));
|
|
NS_ENSURE_SUCCESS_VOID(rv);
|
|
|
|
rv = directory->Remove(true);
|
|
if (rv != NS_ERROR_FILE_TARGET_DOES_NOT_EXIST &&
|
|
rv != NS_ERROR_FILE_NOT_FOUND && NS_FAILED(rv)) {
|
|
// This should never fail if we've closed all storage connections
|
|
// correctly...
|
|
NS_ERROR("Failed to remove directory!");
|
|
}
|
|
}
|
|
|
|
void
|
|
QuotaManager::FinalizeOriginEviction(
|
|
nsTArray<nsRefPtr<DirectoryLockImpl>>& aLocks)
|
|
{
|
|
NS_ASSERTION(!NS_IsMainThread(), "Wrong thread!");
|
|
|
|
nsRefPtr<FinalizeOriginEvictionOp> op =
|
|
new FinalizeOriginEvictionOp(aLocks);
|
|
|
|
if (IsOnIOThread()) {
|
|
op->RunOnIOThreadImmediately();
|
|
} else {
|
|
op->Dispatch();
|
|
}
|
|
}
|
|
|
|
void
|
|
QuotaManager::GetOriginPatternString(uint32_t aAppId,
|
|
MozBrowserPatternFlag aBrowserFlag,
|
|
const nsACString& aOrigin,
|
|
nsAutoCString& _retval)
|
|
{
|
|
NS_ASSERTION(aAppId != kUnknownAppId, "Bad appId!");
|
|
NS_ASSERTION(aOrigin.IsEmpty() || aBrowserFlag != IgnoreMozBrowser,
|
|
"Bad args!");
|
|
|
|
if (aOrigin.IsEmpty()) {
|
|
_retval.Truncate();
|
|
|
|
_retval.AppendInt(aAppId);
|
|
_retval.Append('+');
|
|
|
|
if (aBrowserFlag != IgnoreMozBrowser) {
|
|
if (aBrowserFlag == MozBrowser) {
|
|
_retval.Append('t');
|
|
}
|
|
else {
|
|
_retval.Append('f');
|
|
}
|
|
_retval.Append('+');
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
if (aAppId != nsIScriptSecurityManager::NO_APP_ID ||
|
|
aBrowserFlag == MozBrowser) {
|
|
nsAutoCString pattern;
|
|
GetOriginPatternString(aAppId, aBrowserFlag, EmptyCString(), pattern);
|
|
NS_ASSERTION(PatternMatchesOrigin(pattern, aOrigin),
|
|
"Origin doesn't match parameters!");
|
|
}
|
|
#endif
|
|
|
|
_retval = aOrigin;
|
|
}
|
|
|
|
auto
|
|
QuotaManager::GetDirectoryLockTable(PersistenceType aPersistenceType)
|
|
-> DirectoryLockTable&
|
|
{
|
|
switch (aPersistenceType) {
|
|
case PERSISTENCE_TYPE_TEMPORARY:
|
|
return mTemporaryDirectoryLockTable;
|
|
case PERSISTENCE_TYPE_DEFAULT:
|
|
return mDefaultDirectoryLockTable;
|
|
|
|
case PERSISTENCE_TYPE_PERSISTENT:
|
|
case PERSISTENCE_TYPE_INVALID:
|
|
default:
|
|
MOZ_CRASH("Bad persistence type value!");
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
* Local class implementations
|
|
******************************************************************************/
|
|
|
|
void
|
|
OriginInfo::LockedDecreaseUsage(int64_t aSize)
|
|
{
|
|
AssertCurrentThreadOwnsQuotaMutex();
|
|
|
|
AssertNoUnderflow(mUsage, aSize);
|
|
mUsage -= aSize;
|
|
|
|
AssertNoUnderflow(mGroupInfo->mUsage, aSize);
|
|
mGroupInfo->mUsage -= aSize;
|
|
|
|
QuotaManager* quotaManager = QuotaManager::Get();
|
|
MOZ_ASSERT(quotaManager);
|
|
|
|
AssertNoUnderflow(quotaManager->mTemporaryStorageUsage, aSize);
|
|
quotaManager->mTemporaryStorageUsage -= aSize;
|
|
}
|
|
|
|
already_AddRefed<OriginInfo>
|
|
GroupInfo::LockedGetOriginInfo(const nsACString& aOrigin)
|
|
{
|
|
AssertCurrentThreadOwnsQuotaMutex();
|
|
|
|
for (nsRefPtr<OriginInfo>& originInfo : mOriginInfos) {
|
|
if (originInfo->mOrigin == aOrigin) {
|
|
nsRefPtr<OriginInfo> result = originInfo;
|
|
return result.forget();
|
|
}
|
|
}
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
void
|
|
GroupInfo::LockedAddOriginInfo(OriginInfo* aOriginInfo)
|
|
{
|
|
AssertCurrentThreadOwnsQuotaMutex();
|
|
|
|
NS_ASSERTION(!mOriginInfos.Contains(aOriginInfo),
|
|
"Replacing an existing entry!");
|
|
mOriginInfos.AppendElement(aOriginInfo);
|
|
|
|
AssertNoOverflow(mUsage, aOriginInfo->mUsage);
|
|
mUsage += aOriginInfo->mUsage;
|
|
|
|
QuotaManager* quotaManager = QuotaManager::Get();
|
|
MOZ_ASSERT(quotaManager);
|
|
|
|
AssertNoOverflow(quotaManager->mTemporaryStorageUsage, aOriginInfo->mUsage);
|
|
quotaManager->mTemporaryStorageUsage += aOriginInfo->mUsage;
|
|
}
|
|
|
|
void
|
|
GroupInfo::LockedRemoveOriginInfo(const nsACString& aOrigin)
|
|
{
|
|
AssertCurrentThreadOwnsQuotaMutex();
|
|
|
|
for (uint32_t index = 0; index < mOriginInfos.Length(); index++) {
|
|
if (mOriginInfos[index]->mOrigin == aOrigin) {
|
|
AssertNoUnderflow(mUsage, mOriginInfos[index]->mUsage);
|
|
mUsage -= mOriginInfos[index]->mUsage;
|
|
|
|
QuotaManager* quotaManager = QuotaManager::Get();
|
|
MOZ_ASSERT(quotaManager);
|
|
|
|
AssertNoUnderflow(quotaManager->mTemporaryStorageUsage,
|
|
mOriginInfos[index]->mUsage);
|
|
quotaManager->mTemporaryStorageUsage -= mOriginInfos[index]->mUsage;
|
|
|
|
mOriginInfos.RemoveElementAt(index);
|
|
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
GroupInfo::LockedRemoveOriginInfos()
|
|
{
|
|
AssertCurrentThreadOwnsQuotaMutex();
|
|
|
|
QuotaManager* quotaManager = QuotaManager::Get();
|
|
MOZ_ASSERT(quotaManager);
|
|
|
|
for (uint32_t index = mOriginInfos.Length(); index > 0; index--) {
|
|
OriginInfo* originInfo = mOriginInfos[index - 1];
|
|
|
|
AssertNoUnderflow(mUsage, originInfo->mUsage);
|
|
mUsage -= originInfo->mUsage;
|
|
|
|
AssertNoUnderflow(quotaManager->mTemporaryStorageUsage, originInfo->mUsage);
|
|
quotaManager->mTemporaryStorageUsage -= originInfo->mUsage;
|
|
|
|
mOriginInfos.RemoveElementAt(index - 1);
|
|
}
|
|
}
|
|
|
|
nsRefPtr<GroupInfo>&
|
|
GroupInfoPair::GetGroupInfoForPersistenceType(PersistenceType aPersistenceType)
|
|
{
|
|
switch (aPersistenceType) {
|
|
case PERSISTENCE_TYPE_TEMPORARY:
|
|
return mTemporaryStorageGroupInfo;
|
|
case PERSISTENCE_TYPE_DEFAULT:
|
|
return mDefaultStorageGroupInfo;
|
|
|
|
case PERSISTENCE_TYPE_PERSISTENT:
|
|
case PERSISTENCE_TYPE_INVALID:
|
|
default:
|
|
MOZ_CRASH("Bad persistence type value!");
|
|
}
|
|
}
|
|
|
|
CollectOriginsHelper::CollectOriginsHelper(mozilla::Mutex& aMutex,
|
|
uint64_t aMinSizeToBeFreed)
|
|
: mMinSizeToBeFreed(aMinSizeToBeFreed),
|
|
mMutex(aMutex),
|
|
mCondVar(aMutex, "CollectOriginsHelper::mCondVar"),
|
|
mSizeToBeFreed(0),
|
|
mWaiting(true)
|
|
{
|
|
MOZ_ASSERT(!NS_IsMainThread(), "Wrong thread!");
|
|
mMutex.AssertCurrentThreadOwns();
|
|
}
|
|
|
|
int64_t
|
|
CollectOriginsHelper::BlockAndReturnOriginsForEviction(
|
|
nsTArray<nsRefPtr<DirectoryLockImpl>>& aLocks)
|
|
{
|
|
MOZ_ASSERT(!NS_IsMainThread(), "Wrong thread!");
|
|
mMutex.AssertCurrentThreadOwns();
|
|
|
|
while (mWaiting) {
|
|
mCondVar.Wait();
|
|
}
|
|
|
|
mLocks.SwapElements(aLocks);
|
|
return mSizeToBeFreed;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CollectOriginsHelper::Run()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread(), "Wrong thread!");
|
|
|
|
QuotaManager* quotaManager = QuotaManager::Get();
|
|
NS_ASSERTION(quotaManager, "Shouldn't be null!");
|
|
|
|
// We use extra stack vars here to avoid race detector warnings (the same
|
|
// memory accessed with and without the lock held).
|
|
nsTArray<nsRefPtr<DirectoryLockImpl>> locks;
|
|
uint64_t sizeToBeFreed =
|
|
quotaManager->CollectOriginsForEviction(mMinSizeToBeFreed, locks);
|
|
|
|
MutexAutoLock lock(mMutex);
|
|
|
|
NS_ASSERTION(mWaiting, "Huh?!");
|
|
|
|
mLocks.SwapElements(locks);
|
|
mSizeToBeFreed = sizeToBeFreed;
|
|
mWaiting = false;
|
|
mCondVar.Notify();
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
OriginOperationBase::Run()
|
|
{
|
|
nsresult rv;
|
|
|
|
switch (mState) {
|
|
case State_Initial: {
|
|
rv = Open();
|
|
break;
|
|
}
|
|
|
|
case State_DirectoryOpenPending: {
|
|
rv = DirectoryOpen();
|
|
break;
|
|
}
|
|
|
|
case State_DirectoryWorkOpen: {
|
|
rv = DirectoryWork();
|
|
break;
|
|
}
|
|
|
|
case State_UnblockingOpen: {
|
|
UnblockOpen();
|
|
return NS_OK;
|
|
}
|
|
|
|
default:
|
|
MOZ_CRASH("Bad state!");
|
|
}
|
|
|
|
if (NS_WARN_IF(NS_FAILED(rv)) && mState != State_UnblockingOpen) {
|
|
Finish(rv);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
OriginOperationBase::DirectoryOpen()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(mState == State_DirectoryOpenPending);
|
|
|
|
QuotaManager* quotaManager = QuotaManager::Get();
|
|
if (NS_WARN_IF(!quotaManager)) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
// Must set this before dispatching otherwise we will race with the IO thread.
|
|
AdvanceState();
|
|
|
|
nsresult rv = quotaManager->IOThread()->Dispatch(this, NS_DISPATCH_NORMAL);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
OriginOperationBase::Finish(nsresult aResult)
|
|
{
|
|
if (NS_SUCCEEDED(mResultCode)) {
|
|
mResultCode = aResult;
|
|
}
|
|
|
|
// Must set mState before dispatching otherwise we will race with the main
|
|
// thread.
|
|
mState = State_UnblockingOpen;
|
|
|
|
MOZ_ALWAYS_TRUE(NS_SUCCEEDED(NS_DispatchToMainThread(this)));
|
|
}
|
|
|
|
nsresult
|
|
OriginOperationBase::DirectoryWork()
|
|
{
|
|
AssertIsOnIOThread();
|
|
MOZ_ASSERT(mState == State_DirectoryWorkOpen);
|
|
|
|
QuotaManager* quotaManager = QuotaManager::Get();
|
|
if (NS_WARN_IF(!quotaManager)) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsresult rv = DoDirectoryWork(quotaManager);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
// Must set mState before dispatching otherwise we will race with the main
|
|
// thread.
|
|
AdvanceState();
|
|
|
|
MOZ_ALWAYS_TRUE(NS_SUCCEEDED(NS_DispatchToMainThread(this)));
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMPL_ISUPPORTS_INHERITED0(NormalOriginOperationBase, nsRunnable)
|
|
|
|
nsresult
|
|
NormalOriginOperationBase::Open()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(mState == State_Initial);
|
|
|
|
if (QuotaManager::IsShuttingDown()) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
QuotaManager* quotaManager = QuotaManager::Get();
|
|
if (NS_WARN_IF(!quotaManager)) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
AdvanceState();
|
|
|
|
quotaManager->OpenDirectoryInternal(mPersistenceType,
|
|
mOriginScope,
|
|
mExclusive,
|
|
this);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
NormalOriginOperationBase::UnblockOpen()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(mState == State_UnblockingOpen);
|
|
|
|
SendResults();
|
|
|
|
mDirectoryLock = nullptr;
|
|
|
|
AdvanceState();
|
|
}
|
|
|
|
void
|
|
NormalOriginOperationBase::DirectoryLockAcquired(DirectoryLock* aLock)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(aLock);
|
|
MOZ_ASSERT(mState == State_DirectoryOpenPending);
|
|
MOZ_ASSERT(!mDirectoryLock);
|
|
|
|
mDirectoryLock = aLock;
|
|
|
|
nsresult rv = DirectoryOpen();
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
Finish(rv);
|
|
return;
|
|
}
|
|
}
|
|
|
|
void
|
|
NormalOriginOperationBase::DirectoryLockFailed()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(mState == State_DirectoryOpenPending);
|
|
MOZ_ASSERT(!mDirectoryLock);
|
|
|
|
Finish(NS_ERROR_FAILURE);
|
|
}
|
|
|
|
nsresult
|
|
SaveOriginAccessTimeOp::DoDirectoryWork(QuotaManager* aQuotaManager)
|
|
{
|
|
AssertIsOnIOThread();
|
|
MOZ_ASSERT(!mPersistenceType.IsNull());
|
|
MOZ_ASSERT(mOriginScope.IsOrigin());
|
|
|
|
PROFILER_LABEL("Quota", "SaveOriginAccessTimeOp::DoDirectoryWork",
|
|
js::ProfileEntry::Category::OTHER);
|
|
|
|
nsCOMPtr<nsIFile> directory;
|
|
nsresult rv =
|
|
aQuotaManager->GetDirectoryForOrigin(mPersistenceType.Value(),
|
|
mOriginScope,
|
|
getter_AddRefs(directory));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
nsCOMPtr<nsIBinaryOutputStream> stream;
|
|
rv = GetDirectoryMetadataOutputStream(directory, kUpdateFileFlag,
|
|
getter_AddRefs(stream));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
// The origin directory may not exist anymore.
|
|
if (stream) {
|
|
rv = stream->Write64(mTimestamp);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
GetUsageOp::GetUsageOp(const nsACString& aGroup,
|
|
const nsACString& aOrigin,
|
|
bool aIsApp,
|
|
nsIURI* aURI,
|
|
nsIUsageCallback* aCallback,
|
|
uint32_t aAppId,
|
|
bool aInMozBrowserOnly)
|
|
: NormalOriginOperationBase(Nullable<PersistenceType>(),
|
|
OriginScope::FromOrigin(aOrigin),
|
|
/* aExclusive */ false)
|
|
, mGroup(aGroup)
|
|
, mURI(aURI)
|
|
, mCallback(aCallback)
|
|
, mAppId(aAppId)
|
|
, mIsApp(aIsApp)
|
|
, mInMozBrowserOnly(aInMozBrowserOnly)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(!aGroup.IsEmpty());
|
|
MOZ_ASSERT(!aOrigin.IsEmpty());
|
|
MOZ_ASSERT(aURI);
|
|
MOZ_ASSERT(aCallback);
|
|
}
|
|
|
|
nsresult
|
|
GetUsageOp::AddToUsage(QuotaManager* aQuotaManager,
|
|
PersistenceType aPersistenceType)
|
|
{
|
|
AssertIsOnIOThread();
|
|
|
|
nsCOMPtr<nsIFile> directory;
|
|
nsresult rv = aQuotaManager->GetDirectoryForOrigin(aPersistenceType,
|
|
mOriginScope,
|
|
getter_AddRefs(directory));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
bool exists;
|
|
rv = directory->Exists(&exists);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// If the directory exists then enumerate all the files inside, adding up
|
|
// the sizes to get the final usage statistic.
|
|
if (exists && !mUsageInfo.Canceled()) {
|
|
bool initialized;
|
|
|
|
if (IsTreatedAsPersistent(aPersistenceType, mIsApp)) {
|
|
nsCString originKey = OriginKey(aPersistenceType, mOriginScope);
|
|
initialized = aQuotaManager->IsOriginInitialized(originKey);
|
|
} else {
|
|
initialized = aQuotaManager->IsTemporaryStorageInitialized();
|
|
}
|
|
|
|
if (aPersistenceType == PERSISTENCE_TYPE_PERSISTENT && !initialized) {
|
|
rv = MaybeUpgradeOriginDirectory(directory);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
nsCOMPtr<nsISimpleEnumerator> entries;
|
|
rv = directory->GetDirectoryEntries(getter_AddRefs(entries));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
bool hasMore;
|
|
while (NS_SUCCEEDED((rv = entries->HasMoreElements(&hasMore))) &&
|
|
hasMore && !mUsageInfo.Canceled()) {
|
|
nsCOMPtr<nsISupports> entry;
|
|
rv = entries->GetNext(getter_AddRefs(entry));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsCOMPtr<nsIFile> file = do_QueryInterface(entry);
|
|
NS_ENSURE_TRUE(file, NS_NOINTERFACE);
|
|
|
|
nsString leafName;
|
|
rv = file->GetLeafName(leafName);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (leafName.EqualsLiteral(METADATA_FILE_NAME) ||
|
|
leafName.EqualsLiteral(DSSTORE_FILE_NAME)) {
|
|
continue;
|
|
}
|
|
|
|
if (!initialized) {
|
|
bool isDirectory;
|
|
rv = file->IsDirectory(&isDirectory);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (!isDirectory) {
|
|
NS_WARNING("Unknown file found!");
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
}
|
|
|
|
if (MaybeRemoveCorruptDirectory(leafName, file)) {
|
|
continue;
|
|
}
|
|
|
|
Client::Type clientType;
|
|
rv = Client::TypeFromText(leafName, clientType);
|
|
if (NS_FAILED(rv)) {
|
|
NS_WARNING("Unknown directory found!");
|
|
if (!initialized) {
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
continue;
|
|
}
|
|
|
|
Client* client = aQuotaManager->GetClient(clientType);
|
|
MOZ_ASSERT(client);
|
|
|
|
if (initialized) {
|
|
rv = client->GetUsageForOrigin(aPersistenceType, mGroup, mOriginScope,
|
|
&mUsageInfo);
|
|
}
|
|
else {
|
|
rv = client->InitOrigin(aPersistenceType, mGroup, mOriginScope,
|
|
&mUsageInfo);
|
|
}
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
GetUsageOp::DoDirectoryWork(QuotaManager* aQuotaManager)
|
|
{
|
|
AssertIsOnIOThread();
|
|
|
|
PROFILER_LABEL("Quota", "GetUsageOp::DoDirectoryWork",
|
|
js::ProfileEntry::Category::OTHER);
|
|
|
|
// Add all the persistent/temporary/default storage files we care about.
|
|
nsresult rv;
|
|
for (const PersistenceType type : kAllPersistenceTypes) {
|
|
rv = AddToUsage(aQuotaManager, type);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
GetUsageOp::SendResults()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
// Call the callback unless we were canceled.
|
|
if (!mUsageInfo.Canceled()) {
|
|
// XXX Implement better error reporting here, bug 1170019.
|
|
if (NS_FAILED(mResultCode)) {
|
|
mUsageInfo.ResetUsage();
|
|
}
|
|
|
|
mCallback->OnUsageResult(mURI, mUsageInfo.TotalUsage(), mUsageInfo.FileUsage(), mAppId,
|
|
mInMozBrowserOnly);
|
|
}
|
|
|
|
// Clean up.
|
|
mURI = nullptr;
|
|
mCallback = nullptr;
|
|
}
|
|
|
|
NS_IMPL_ISUPPORTS_INHERITED(GetUsageOp,
|
|
NormalOriginOperationBase,
|
|
nsIQuotaRequest)
|
|
|
|
NS_IMETHODIMP
|
|
GetUsageOp::Cancel()
|
|
{
|
|
return mUsageInfo.Cancel();
|
|
}
|
|
|
|
void
|
|
ResetOrClearOp::DeleteFiles(QuotaManager* aQuotaManager)
|
|
{
|
|
AssertIsOnIOThread();
|
|
NS_ASSERTION(aQuotaManager, "Don't pass me null!");
|
|
|
|
nsresult rv;
|
|
|
|
nsCOMPtr<nsIFile> directory =
|
|
do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, &rv);
|
|
NS_ENSURE_SUCCESS_VOID(rv);
|
|
|
|
rv = directory->InitWithPath(aQuotaManager->GetStoragePath());
|
|
NS_ENSURE_SUCCESS_VOID(rv);
|
|
|
|
rv = directory->Remove(true);
|
|
if (rv != NS_ERROR_FILE_TARGET_DOES_NOT_EXIST &&
|
|
rv != NS_ERROR_FILE_NOT_FOUND && NS_FAILED(rv)) {
|
|
// This should never fail if we've closed all storage connections
|
|
// correctly...
|
|
NS_ERROR("Failed to remove directory!");
|
|
}
|
|
}
|
|
|
|
nsresult
|
|
ResetOrClearOp::DoDirectoryWork(QuotaManager* aQuotaManager)
|
|
{
|
|
AssertIsOnIOThread();
|
|
|
|
PROFILER_LABEL("Quota", "ResetOrClearOp::DoDirectoryWork",
|
|
js::ProfileEntry::Category::OTHER);
|
|
|
|
if (mClear) {
|
|
DeleteFiles(aQuotaManager);
|
|
}
|
|
|
|
aQuotaManager->RemoveQuota();
|
|
|
|
aQuotaManager->ResetOrClearCompleted();
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
OriginClearOp::DeleteFiles(QuotaManager* aQuotaManager,
|
|
PersistenceType aPersistenceType)
|
|
{
|
|
AssertIsOnIOThread();
|
|
MOZ_ASSERT(aQuotaManager);
|
|
|
|
nsresult rv;
|
|
|
|
nsCOMPtr<nsIFile> directory =
|
|
do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, &rv);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return;
|
|
}
|
|
|
|
rv = directory->InitWithPath(aQuotaManager->GetStoragePath(aPersistenceType));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return;
|
|
}
|
|
|
|
nsCOMPtr<nsISimpleEnumerator> entries;
|
|
if (NS_WARN_IF(NS_FAILED(
|
|
directory->GetDirectoryEntries(getter_AddRefs(entries)))) || !entries) {
|
|
return;
|
|
}
|
|
|
|
nsCString originSanitized(mOriginScope);
|
|
SanitizeOriginString(originSanitized);
|
|
|
|
bool hasMore;
|
|
while (NS_SUCCEEDED((rv = entries->HasMoreElements(&hasMore))) && hasMore) {
|
|
nsCOMPtr<nsISupports> entry;
|
|
rv = entries->GetNext(getter_AddRefs(entry));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return;
|
|
}
|
|
|
|
nsCOMPtr<nsIFile> file = do_QueryInterface(entry);
|
|
MOZ_ASSERT(file);
|
|
|
|
bool isDirectory;
|
|
rv = file->IsDirectory(&isDirectory);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return;
|
|
}
|
|
|
|
nsString leafName;
|
|
rv = file->GetLeafName(leafName);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return;
|
|
}
|
|
|
|
if (!isDirectory) {
|
|
if (!leafName.EqualsLiteral(DSSTORE_FILE_NAME)) {
|
|
QM_WARNING("Something (%s) in the repository that doesn't belong!",
|
|
NS_ConvertUTF16toUTF8(leafName).get());
|
|
}
|
|
continue;
|
|
}
|
|
|
|
// Skip storages for other apps.
|
|
if (!PatternMatchesOrigin(originSanitized,
|
|
NS_ConvertUTF16toUTF8(leafName))) {
|
|
continue;
|
|
}
|
|
|
|
bool persistent = aPersistenceType == PERSISTENCE_TYPE_PERSISTENT;
|
|
|
|
int64_t timestamp;
|
|
nsCString group;
|
|
nsCString origin;
|
|
bool isApp;
|
|
rv = GetDirectoryMetadataWithRestore(file,
|
|
persistent,
|
|
×tamp,
|
|
group,
|
|
origin,
|
|
&isApp);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return;
|
|
}
|
|
|
|
for (uint32_t index = 0; index < 10; index++) {
|
|
// We can't guarantee that this will always succeed on Windows...
|
|
if (NS_SUCCEEDED((rv = file->Remove(true)))) {
|
|
break;
|
|
}
|
|
|
|
NS_WARNING("Failed to remove directory, retrying after a short delay.");
|
|
|
|
PR_Sleep(PR_MillisecondsToInterval(200));
|
|
}
|
|
|
|
if (NS_FAILED(rv)) {
|
|
NS_WARNING("Failed to remove directory, giving up!");
|
|
}
|
|
|
|
if (aPersistenceType != PERSISTENCE_TYPE_PERSISTENT) {
|
|
aQuotaManager->RemoveQuotaForOrigin(aPersistenceType, group, origin);
|
|
}
|
|
|
|
aQuotaManager->OriginClearCompleted(aPersistenceType, origin, isApp);
|
|
}
|
|
|
|
}
|
|
|
|
nsresult
|
|
OriginClearOp::DoDirectoryWork(QuotaManager* aQuotaManager)
|
|
{
|
|
AssertIsOnIOThread();
|
|
|
|
PROFILER_LABEL("Quota", "OriginClearOp::DoDirectoryWork",
|
|
js::ProfileEntry::Category::OTHER);
|
|
|
|
if (mPersistenceType.IsNull()) {
|
|
for (const PersistenceType type : kAllPersistenceTypes) {
|
|
DeleteFiles(aQuotaManager, type);
|
|
}
|
|
} else {
|
|
DeleteFiles(aQuotaManager, mPersistenceType.Value());
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
FinalizeOriginEvictionOp::Dispatch()
|
|
{
|
|
MOZ_ASSERT(!NS_IsMainThread());
|
|
MOZ_ASSERT(mState == State_Initial);
|
|
|
|
mState = State_DirectoryOpenPending;
|
|
|
|
MOZ_ALWAYS_TRUE(NS_SUCCEEDED(NS_DispatchToMainThread(this)));
|
|
}
|
|
|
|
void
|
|
FinalizeOriginEvictionOp::RunOnIOThreadImmediately()
|
|
{
|
|
AssertIsOnIOThread();
|
|
MOZ_ASSERT(mState == State_Initial);
|
|
|
|
mState = State_DirectoryWorkOpen;
|
|
|
|
MOZ_ALWAYS_TRUE(NS_SUCCEEDED(this->Run()));
|
|
}
|
|
|
|
nsresult
|
|
FinalizeOriginEvictionOp::Open()
|
|
{
|
|
MOZ_CRASH("Shouldn't get here!");
|
|
}
|
|
|
|
nsresult
|
|
FinalizeOriginEvictionOp::DoDirectoryWork(QuotaManager* aQuotaManager)
|
|
{
|
|
AssertIsOnIOThread();
|
|
|
|
PROFILER_LABEL("Quota", "FinalizeOriginEvictionOp::DoDirectoryWork",
|
|
js::ProfileEntry::Category::OTHER);
|
|
|
|
for (nsRefPtr<DirectoryLockImpl>& lock : mLocks) {
|
|
aQuotaManager->OriginClearCompleted(lock->GetPersistenceType().Value(),
|
|
lock->GetOriginScope(),
|
|
lock->GetIsApp().Value());
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
FinalizeOriginEvictionOp::UnblockOpen()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(mState == State_UnblockingOpen);
|
|
|
|
mLocks.Clear();
|
|
|
|
AdvanceState();
|
|
}
|
|
|
|
nsresult
|
|
StorageDirectoryHelper::CreateOrUpgradeMetadataFiles(bool aCreate)
|
|
{
|
|
AssertIsOnIOThread();
|
|
MOZ_ASSERT_IF(mPersistent, aCreate);
|
|
|
|
mCreate = aCreate;
|
|
|
|
nsCOMPtr<nsISimpleEnumerator> entries;
|
|
nsresult rv = mDirectory->GetDirectoryEntries(getter_AddRefs(entries));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
bool hasMore;
|
|
while (NS_SUCCEEDED((rv = entries->HasMoreElements(&hasMore))) && hasMore) {
|
|
nsCOMPtr<nsISupports> entry;
|
|
rv = entries->GetNext(getter_AddRefs(entry));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
nsCOMPtr<nsIFile> originDir = do_QueryInterface(entry);
|
|
MOZ_ASSERT(originDir);
|
|
|
|
nsString leafName;
|
|
rv = originDir->GetLeafName(leafName);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
bool isDirectory;
|
|
rv = originDir->IsDirectory(&isDirectory);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
if (isDirectory) {
|
|
if (leafName.EqualsLiteral("moz-safe-about+++home")) {
|
|
// This directory was accidentally created by a buggy nightly and can
|
|
// be safely removed.
|
|
|
|
QM_WARNING("Deleting accidental moz-safe-about+++home directory!");
|
|
|
|
rv = originDir->Remove(/* aRecursive */ true);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
continue;
|
|
}
|
|
} else {
|
|
if (!leafName.EqualsLiteral(DSSTORE_FILE_NAME)) {
|
|
QM_WARNING("Something (%s) in the storage directory that doesn't belong!",
|
|
NS_ConvertUTF16toUTF8(leafName).get());
|
|
|
|
}
|
|
continue;
|
|
}
|
|
|
|
rv = AddOriginDirectory(originDir);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
}
|
|
|
|
if (mOriginProps.IsEmpty()) {
|
|
return NS_OK;
|
|
}
|
|
|
|
rv = ProcessOriginDirectories(/* aMove */ true);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
StorageDirectoryHelper::RestoreMetadataFile()
|
|
{
|
|
AssertIsOnIOThread();
|
|
MOZ_ASSERT(mCreate);
|
|
|
|
nsresult rv = AddOriginDirectory(mDirectory);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
rv = ProcessOriginDirectories(/* aMove */ false);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
StorageDirectoryHelper::AddOriginDirectory(nsIFile* aDirectory)
|
|
{
|
|
MOZ_ASSERT(aDirectory);
|
|
|
|
nsresult rv;
|
|
|
|
if (mPersistent) {
|
|
rv = MaybeUpgradeOriginDirectory(aDirectory);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
}
|
|
|
|
nsString leafName;
|
|
rv = aDirectory->GetLeafName(leafName);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
if (leafName.EqualsLiteral(kChromeOrigin)) {
|
|
OriginProps* originProps = mOriginProps.AppendElement();
|
|
originProps->mDirectory = aDirectory;
|
|
originProps->mSpec = kChromeOrigin;
|
|
originProps->mType = OriginProps::eChrome;
|
|
} else {
|
|
nsCString spec;
|
|
uint32_t appId;
|
|
bool inMozBrowser;
|
|
if (NS_WARN_IF(!OriginParser::ParseOrigin(NS_ConvertUTF16toUTF8(leafName),
|
|
&appId, &inMozBrowser, spec))) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
OriginProps* originProps = mOriginProps.AppendElement();
|
|
originProps->mDirectory = aDirectory;
|
|
originProps->mSpec = spec;
|
|
originProps->mAppId = appId;
|
|
originProps->mType = OriginProps::eContent;
|
|
originProps->mInMozBrowser = inMozBrowser;
|
|
|
|
if (mCreate) {
|
|
int64_t timestamp = INT64_MIN;
|
|
rv = GetLastModifiedTime(aDirectory, ×tamp);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
originProps->mTimestamp = timestamp;
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
StorageDirectoryHelper::ProcessOriginDirectories(bool aMove)
|
|
{
|
|
AssertIsOnIOThread();
|
|
MOZ_ASSERT(!mOriginProps.IsEmpty());
|
|
|
|
MOZ_ALWAYS_TRUE(NS_SUCCEEDED(NS_DispatchToMainThread(this)));
|
|
|
|
{
|
|
mozilla::MutexAutoLock autolock(mMutex);
|
|
while (mWaiting) {
|
|
mCondVar.Wait();
|
|
}
|
|
}
|
|
|
|
if (NS_WARN_IF(NS_FAILED(mMainThreadResultCode))) {
|
|
return mMainThreadResultCode;
|
|
}
|
|
|
|
// Verify that the bounce to the main thread didn't start the shutdown
|
|
// sequence.
|
|
if (NS_WARN_IF(QuotaManager::IsShuttingDown())) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsresult rv;
|
|
|
|
nsCOMPtr<nsIFile> permanentStorageDir;
|
|
|
|
for (uint32_t count = mOriginProps.Length(), index = 0;
|
|
index < count;
|
|
index++) {
|
|
OriginProps& originProps = mOriginProps[index];
|
|
|
|
if (mCreate) {
|
|
rv = CreateDirectoryMetadata(originProps.mDirectory,
|
|
originProps.mTimestamp,
|
|
originProps.mGroup,
|
|
originProps.mOrigin,
|
|
originProps.mIsApp);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
// Move whitelisted origins to new persistent storage.
|
|
if (mPersistent &&
|
|
aMove &&
|
|
QuotaManager::IsOriginWhitelistedForPersistentStorage(
|
|
originProps.mSpec)) {
|
|
if (!permanentStorageDir) {
|
|
permanentStorageDir =
|
|
do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, &rv);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
QuotaManager* quotaManager = QuotaManager::Get();
|
|
MOZ_ASSERT(quotaManager);
|
|
|
|
const nsString& permanentStoragePath =
|
|
quotaManager->GetStoragePath(PERSISTENCE_TYPE_PERSISTENT);
|
|
|
|
rv = permanentStorageDir->InitWithPath(permanentStoragePath);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
}
|
|
|
|
nsString leafName;
|
|
rv = originProps.mDirectory->GetLeafName(leafName);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
nsCOMPtr<nsIFile> newDirectory;
|
|
rv = permanentStorageDir->Clone(getter_AddRefs(newDirectory));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
rv = newDirectory->Append(leafName);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
bool exists;
|
|
rv = newDirectory->Exists(&exists);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
if (exists) {
|
|
QM_WARNING("Found %s in storage/persistent and storage/permanent !",
|
|
NS_ConvertUTF16toUTF8(leafName).get());
|
|
|
|
rv = originProps.mDirectory->Remove(/* recursive */ true);
|
|
} else {
|
|
rv = originProps.mDirectory->MoveTo(permanentStorageDir, EmptyString());
|
|
}
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
}
|
|
} else {
|
|
nsCOMPtr<nsIBinaryOutputStream> stream;
|
|
rv = GetDirectoryMetadataOutputStream(originProps.mDirectory,
|
|
kAppendFileFlag,
|
|
getter_AddRefs(stream));
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
MOZ_ASSERT(stream);
|
|
|
|
rv = stream->WriteBoolean(originProps.mIsApp);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
StorageDirectoryHelper::RunOnMainThread()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(!mOriginProps.IsEmpty());
|
|
|
|
nsresult rv;
|
|
|
|
nsCOMPtr<nsIScriptSecurityManager> secMan =
|
|
do_GetService(NS_SCRIPTSECURITYMANAGER_CONTRACTID, &rv);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
for (uint32_t count = mOriginProps.Length(), index = 0;
|
|
index < count;
|
|
index++) {
|
|
OriginProps& originProps = mOriginProps[index];
|
|
|
|
switch (originProps.mType) {
|
|
case OriginProps::eChrome: {
|
|
QuotaManager::GetInfoForChrome(&originProps.mGroup,
|
|
&originProps.mOrigin,
|
|
&originProps.mIsApp);
|
|
break;
|
|
}
|
|
|
|
case OriginProps::eContent: {
|
|
nsCOMPtr<nsIURI> uri;
|
|
rv = NS_NewURI(getter_AddRefs(uri), originProps.mSpec);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
nsCOMPtr<nsIPrincipal> principal;
|
|
if (originProps.mAppId == kUnknownAppId) {
|
|
rv = secMan->GetSimpleCodebasePrincipal(uri,
|
|
getter_AddRefs(principal));
|
|
} else {
|
|
rv = secMan->GetAppCodebasePrincipal(uri,
|
|
originProps.mAppId,
|
|
originProps.mInMozBrowser,
|
|
getter_AddRefs(principal));
|
|
}
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
if (mCreate) {
|
|
rv = QuotaManager::GetInfoFromPrincipal(principal,
|
|
&originProps.mGroup,
|
|
&originProps.mOrigin,
|
|
&originProps.mIsApp);
|
|
} else {
|
|
rv = QuotaManager::GetInfoFromPrincipal(principal,
|
|
nullptr,
|
|
nullptr,
|
|
&originProps.mIsApp);
|
|
}
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
default:
|
|
MOZ_CRASH("Bad type!");
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
StorageDirectoryHelper::Run()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
nsresult rv = RunOnMainThread();
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
mMainThreadResultCode = rv;
|
|
}
|
|
|
|
MutexAutoLock lock(mMutex);
|
|
MOZ_ASSERT(mWaiting);
|
|
|
|
mWaiting = false;
|
|
mCondVar.Notify();
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
// static
|
|
bool
|
|
OriginParser::ParseOrigin(const nsACString& aOrigin,
|
|
uint32_t* aAppId,
|
|
bool* aInMozBrowser,
|
|
nsCString& aSpec)
|
|
{
|
|
MOZ_ASSERT(!aOrigin.IsEmpty());
|
|
MOZ_ASSERT(aAppId);
|
|
MOZ_ASSERT(aInMozBrowser);
|
|
|
|
OriginParser parser(aOrigin);
|
|
|
|
if (!parser.Parse(aAppId, aInMozBrowser, aSpec)) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
OriginParser::Parse(uint32_t* aAppId,
|
|
bool* aInMozBrowser,
|
|
nsACString& aSpec)
|
|
{
|
|
MOZ_ASSERT(aAppId);
|
|
MOZ_ASSERT(aInMozBrowser);
|
|
|
|
while (mTokenizer.hasMoreTokens()) {
|
|
const nsDependentCSubstring& token = mTokenizer.nextToken();
|
|
|
|
HandleToken(token);
|
|
|
|
if (mError) {
|
|
break;
|
|
}
|
|
|
|
if (!mHandledTokens.IsEmpty()) {
|
|
mHandledTokens.Append(NS_LITERAL_CSTRING(", "));
|
|
}
|
|
mHandledTokens.Append('\'');
|
|
mHandledTokens.Append(token);
|
|
mHandledTokens.Append('\'');
|
|
}
|
|
|
|
if (!mError && mTokenizer.separatorAfterCurrentToken()) {
|
|
HandleTrailingSeparator();
|
|
}
|
|
|
|
if (mError) {
|
|
QM_WARNING("Origin '%s' failed to parse, handled tokens: %s", mOrigin.get(),
|
|
mHandledTokens.get());
|
|
|
|
return false;
|
|
}
|
|
|
|
MOZ_ASSERT(mState == eComplete || mState == eHandledTrailingSeparator);
|
|
|
|
*aAppId = mAppId;
|
|
*aInMozBrowser = mInMozBrowser;
|
|
|
|
nsAutoCString spec(mSchema);
|
|
|
|
if (mSchemaType == eFile) {
|
|
spec.AppendLiteral("://");
|
|
|
|
for (uint32_t count = mPathnameComponents.Length(), index = 0;
|
|
index < count;
|
|
index++) {
|
|
spec.Append('/');
|
|
spec.Append(mPathnameComponents[index]);
|
|
}
|
|
|
|
aSpec = spec;
|
|
|
|
return true;
|
|
}
|
|
|
|
if (mSchemaType == eMozSafeAbout) {
|
|
spec.Append(':');
|
|
} else {
|
|
spec.AppendLiteral("://");
|
|
}
|
|
|
|
spec.Append(mHost);
|
|
|
|
if (!mPort.IsNull()) {
|
|
spec.Append(':');
|
|
spec.AppendInt(mPort.Value());
|
|
}
|
|
|
|
aSpec = spec;
|
|
|
|
return true;
|
|
}
|
|
|
|
void
|
|
OriginParser::HandleSchema(const nsDependentCSubstring& aToken)
|
|
{
|
|
MOZ_ASSERT(!aToken.IsEmpty());
|
|
MOZ_ASSERT(mState == eExpectingAppIdOrSchema || mState == eExpectingSchema);
|
|
|
|
bool isMozSafeAbout = false;
|
|
bool isFile = false;
|
|
if (aToken.EqualsLiteral("http") ||
|
|
aToken.EqualsLiteral("https") ||
|
|
(isMozSafeAbout = aToken.EqualsLiteral("moz-safe-about")) ||
|
|
aToken.EqualsLiteral("indexeddb") ||
|
|
(isFile = aToken.EqualsLiteral("file")) ||
|
|
aToken.EqualsLiteral("app")) {
|
|
mSchema = aToken;
|
|
|
|
if (isMozSafeAbout) {
|
|
mSchemaType = eMozSafeAbout;
|
|
mState = eExpectingHost;
|
|
} else {
|
|
if (isFile) {
|
|
mSchemaType = eFile;
|
|
}
|
|
mState = eExpectingEmptyToken1;
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
QM_WARNING("'%s' is not a valid schema!", nsCString(aToken).get());
|
|
|
|
mError = true;
|
|
}
|
|
|
|
void
|
|
OriginParser::HandlePathnameComponent(const nsDependentCSubstring& aToken)
|
|
{
|
|
MOZ_ASSERT(!aToken.IsEmpty());
|
|
MOZ_ASSERT(mState == eExpectingEmptyTokenOrDriveLetterOrPathnameComponent ||
|
|
mState == eExpectingEmptyTokenOrPathnameComponent);
|
|
MOZ_ASSERT(mSchemaType == eFile);
|
|
|
|
mPathnameComponents.AppendElement(aToken);
|
|
|
|
mState = mTokenizer.hasMoreTokens() ? eExpectingEmptyTokenOrPathnameComponent
|
|
: eComplete;
|
|
}
|
|
|
|
void
|
|
OriginParser::HandleToken(const nsDependentCSubstring& aToken)
|
|
{
|
|
switch (mState) {
|
|
case eExpectingAppIdOrSchema: {
|
|
if (aToken.IsEmpty()) {
|
|
QM_WARNING("Expected an app id or schema (not an empty string)!");
|
|
|
|
mError = true;
|
|
return;
|
|
}
|
|
|
|
if (NS_IsAsciiDigit(aToken.First())) {
|
|
// nsDependentCSubstring doesn't provice ToInteger()
|
|
nsCString token(aToken);
|
|
|
|
nsresult rv;
|
|
uint32_t appId = token.ToInteger(&rv);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
mAppId = appId;
|
|
mState = eExpectingInMozBrowser;
|
|
return;
|
|
}
|
|
}
|
|
|
|
HandleSchema(aToken);
|
|
|
|
return;
|
|
}
|
|
|
|
case eExpectingInMozBrowser: {
|
|
if (aToken.Length() != 1) {
|
|
QM_WARNING("'%d' is not a valid length for the inMozBrowser flag!",
|
|
aToken.Length());
|
|
|
|
mError = true;
|
|
return;
|
|
}
|
|
|
|
if (aToken.First() == 't') {
|
|
mInMozBrowser = true;
|
|
} else if (aToken.First() == 'f') {
|
|
mInMozBrowser = false;
|
|
} else {
|
|
QM_WARNING("'%s' is not a valid value for the inMozBrowser flag!",
|
|
nsCString(aToken).get());
|
|
|
|
mError = true;
|
|
return;
|
|
}
|
|
|
|
mState = eExpectingSchema;
|
|
|
|
return;
|
|
}
|
|
|
|
case eExpectingSchema: {
|
|
if (aToken.IsEmpty()) {
|
|
QM_WARNING("Expected a schema (not an empty string)!");
|
|
|
|
mError = true;
|
|
return;
|
|
}
|
|
|
|
HandleSchema(aToken);
|
|
|
|
return;
|
|
}
|
|
|
|
case eExpectingEmptyToken1: {
|
|
if (!aToken.IsEmpty()) {
|
|
QM_WARNING("Expected the first empty token!");
|
|
|
|
mError = true;
|
|
return;
|
|
}
|
|
|
|
mState = eExpectingEmptyToken2;
|
|
|
|
return;
|
|
}
|
|
|
|
case eExpectingEmptyToken2: {
|
|
if (!aToken.IsEmpty()) {
|
|
QM_WARNING("Expected the second empty token!");
|
|
|
|
mError = true;
|
|
return;
|
|
}
|
|
|
|
if (mSchemaType == eFile) {
|
|
mState = eExpectingEmptyToken3;
|
|
} else {
|
|
mState = eExpectingHost;
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
case eExpectingEmptyToken3: {
|
|
MOZ_ASSERT(mSchemaType == eFile);
|
|
|
|
if (!aToken.IsEmpty()) {
|
|
QM_WARNING("Expected the third empty token!");
|
|
|
|
mError = true;
|
|
return;
|
|
}
|
|
|
|
mState = mTokenizer.hasMoreTokens()
|
|
? eExpectingEmptyTokenOrDriveLetterOrPathnameComponent
|
|
: eComplete;
|
|
|
|
return;
|
|
}
|
|
|
|
case eExpectingHost: {
|
|
if (aToken.IsEmpty()) {
|
|
QM_WARNING("Expected a host (not an empty string)!");
|
|
|
|
mError = true;
|
|
return;
|
|
}
|
|
|
|
mHost = aToken;
|
|
|
|
mState = mTokenizer.hasMoreTokens() ? eExpectingPort : eComplete;
|
|
|
|
return;
|
|
}
|
|
|
|
case eExpectingPort: {
|
|
MOZ_ASSERT(mSchemaType == eNone);
|
|
|
|
if (aToken.IsEmpty()) {
|
|
QM_WARNING("Expected a port (not an empty string)!");
|
|
|
|
mError = true;
|
|
return;
|
|
}
|
|
|
|
// nsDependentCSubstring doesn't provice ToInteger()
|
|
nsCString token(aToken);
|
|
|
|
nsresult rv;
|
|
uint32_t port = token.ToInteger(&rv);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
mPort.SetValue() = port;
|
|
} else {
|
|
QM_WARNING("'%s' is not a valid port number!", token.get());
|
|
|
|
mError = true;
|
|
return;
|
|
}
|
|
|
|
mState = eComplete;
|
|
|
|
return;
|
|
}
|
|
|
|
case eExpectingEmptyTokenOrDriveLetterOrPathnameComponent: {
|
|
MOZ_ASSERT(mSchemaType == eFile);
|
|
|
|
if (aToken.IsEmpty()) {
|
|
mPathnameComponents.AppendElement(EmptyCString());
|
|
|
|
mState =
|
|
mTokenizer.hasMoreTokens() ? eExpectingEmptyTokenOrPathnameComponent
|
|
: eComplete;
|
|
|
|
return;
|
|
}
|
|
|
|
if (aToken.Length() == 1 && NS_IsAsciiAlpha(aToken.First())) {
|
|
mMaybeDriveLetter = true;
|
|
|
|
mPathnameComponents.AppendElement(aToken);
|
|
|
|
mState =
|
|
mTokenizer.hasMoreTokens() ? eExpectingEmptyTokenOrPathnameComponent
|
|
: eComplete;
|
|
|
|
return;
|
|
}
|
|
|
|
HandlePathnameComponent(aToken);
|
|
|
|
return;
|
|
}
|
|
|
|
case eExpectingEmptyTokenOrPathnameComponent: {
|
|
MOZ_ASSERT(mSchemaType == eFile);
|
|
|
|
if (aToken.IsEmpty()) {
|
|
if (mMaybeDriveLetter) {
|
|
MOZ_ASSERT(mPathnameComponents.Length() == 1);
|
|
|
|
nsCString& pathnameComponent = mPathnameComponents[0];
|
|
pathnameComponent.Append(':');
|
|
|
|
mMaybeDriveLetter = false;
|
|
} else {
|
|
mPathnameComponents.AppendElement(EmptyCString());
|
|
}
|
|
|
|
mState =
|
|
mTokenizer.hasMoreTokens() ? eExpectingEmptyTokenOrPathnameComponent
|
|
: eComplete;
|
|
|
|
return;
|
|
}
|
|
|
|
HandlePathnameComponent(aToken);
|
|
|
|
return;
|
|
}
|
|
|
|
default:
|
|
MOZ_CRASH("Should never get here!");
|
|
}
|
|
}
|
|
|
|
void
|
|
OriginParser::HandleTrailingSeparator()
|
|
{
|
|
MOZ_ASSERT(mState == eComplete);
|
|
MOZ_ASSERT(mSchemaType == eFile);
|
|
|
|
mPathnameComponents.AppendElement(EmptyCString());
|
|
|
|
mState = eHandledTrailingSeparator;
|
|
}
|
|
|
|
} // namespace quota
|
|
} // namespace dom
|
|
} // namespace mozilla
|