Bug 1260591 Move ServiceWorkerInfo and ServiceWorkerRegistrationInfo into separate files. r=jdm

This commit is contained in:
Ben Kelly 2016-04-08 15:43:11 -07:00
Родитель 8a91920ae9
Коммит 60056e5afe
7 изменённых файлов: 852 добавлений и 782 удалений

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@ -0,0 +1,200 @@
/* -*- 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 "ServiceWorkerInfo.h"
BEGIN_WORKERS_NAMESPACE
NS_IMPL_ISUPPORTS(ServiceWorkerInfo, nsIServiceWorkerInfo)
NS_IMETHODIMP
ServiceWorkerInfo::GetScriptSpec(nsAString& aScriptSpec)
{
AssertIsOnMainThread();
CopyUTF8toUTF16(mScriptSpec, aScriptSpec);
return NS_OK;
}
NS_IMETHODIMP
ServiceWorkerInfo::GetCacheName(nsAString& aCacheName)
{
AssertIsOnMainThread();
aCacheName = mCacheName;
return NS_OK;
}
NS_IMETHODIMP
ServiceWorkerInfo::GetDebugger(nsIWorkerDebugger** aResult)
{
if (NS_WARN_IF(!aResult)) {
return NS_ERROR_FAILURE;
}
return mServiceWorkerPrivate->GetDebugger(aResult);
}
NS_IMETHODIMP
ServiceWorkerInfo::AttachDebugger()
{
return mServiceWorkerPrivate->AttachDebugger();
}
NS_IMETHODIMP
ServiceWorkerInfo::DetachDebugger()
{
return mServiceWorkerPrivate->DetachDebugger();
}
void
ServiceWorkerInfo::AppendWorker(ServiceWorker* aWorker)
{
MOZ_ASSERT(aWorker);
#ifdef DEBUG
nsAutoString workerURL;
aWorker->GetScriptURL(workerURL);
MOZ_ASSERT(workerURL.Equals(NS_ConvertUTF8toUTF16(mScriptSpec)));
#endif
MOZ_ASSERT(!mInstances.Contains(aWorker));
mInstances.AppendElement(aWorker);
aWorker->SetState(State());
}
void
ServiceWorkerInfo::RemoveWorker(ServiceWorker* aWorker)
{
MOZ_ASSERT(aWorker);
#ifdef DEBUG
nsAutoString workerURL;
aWorker->GetScriptURL(workerURL);
MOZ_ASSERT(workerURL.Equals(NS_ConvertUTF8toUTF16(mScriptSpec)));
#endif
MOZ_ASSERT(mInstances.Contains(aWorker));
mInstances.RemoveElement(aWorker);
}
namespace {
class ChangeStateUpdater final : public nsRunnable
{
public:
ChangeStateUpdater(const nsTArray<ServiceWorker*>& aInstances,
ServiceWorkerState aState)
: mState(aState)
{
for (size_t i = 0; i < aInstances.Length(); ++i) {
mInstances.AppendElement(aInstances[i]);
}
}
NS_IMETHODIMP Run()
{
// We need to update the state of all instances atomically before notifying
// them to make sure that the observed state for all instances inside
// statechange event handlers is correct.
for (size_t i = 0; i < mInstances.Length(); ++i) {
mInstances[i]->SetState(mState);
}
for (size_t i = 0; i < mInstances.Length(); ++i) {
mInstances[i]->DispatchStateChange(mState);
}
return NS_OK;
}
private:
AutoTArray<RefPtr<ServiceWorker>, 1> mInstances;
ServiceWorkerState mState;
};
}
void
ServiceWorkerInfo::UpdateState(ServiceWorkerState aState)
{
AssertIsOnMainThread();
#ifdef DEBUG
// Any state can directly transition to redundant, but everything else is
// ordered.
if (aState != ServiceWorkerState::Redundant) {
MOZ_ASSERT_IF(mState == ServiceWorkerState::EndGuard_, aState == ServiceWorkerState::Installing);
MOZ_ASSERT_IF(mState == ServiceWorkerState::Installing, aState == ServiceWorkerState::Installed);
MOZ_ASSERT_IF(mState == ServiceWorkerState::Installed, aState == ServiceWorkerState::Activating);
MOZ_ASSERT_IF(mState == ServiceWorkerState::Activating, aState == ServiceWorkerState::Activated);
}
// Activated can only go to redundant.
MOZ_ASSERT_IF(mState == ServiceWorkerState::Activated, aState == ServiceWorkerState::Redundant);
#endif
// Flush any pending functional events to the worker when it transitions to the
// activated state.
// TODO: Do we care that these events will race with the propagation of the
// state change?
if (aState == ServiceWorkerState::Activated && mState != aState) {
mServiceWorkerPrivate->Activated();
}
mState = aState;
nsCOMPtr<nsIRunnable> r = new ChangeStateUpdater(mInstances, mState);
MOZ_ALWAYS_SUCCEEDS(NS_DispatchToMainThread(r.forget()));
}
ServiceWorkerInfo::ServiceWorkerInfo(nsIPrincipal* aPrincipal,
const nsACString& aScope,
const nsACString& aScriptSpec,
const nsAString& aCacheName)
: mPrincipal(aPrincipal)
, mScope(aScope)
, mScriptSpec(aScriptSpec)
, mCacheName(aCacheName)
, mState(ServiceWorkerState::EndGuard_)
, mServiceWorkerID(GetNextID())
, mServiceWorkerPrivate(new ServiceWorkerPrivate(this))
, mSkipWaitingFlag(false)
{
MOZ_ASSERT(mPrincipal);
MOZ_ASSERT(!mScope.IsEmpty());
MOZ_ASSERT(!mScriptSpec.IsEmpty());
MOZ_ASSERT(!mCacheName.IsEmpty());
}
ServiceWorkerInfo::~ServiceWorkerInfo()
{
MOZ_ASSERT(mServiceWorkerPrivate);
mServiceWorkerPrivate->NoteDeadServiceWorkerInfo();
}
static uint64_t gServiceWorkerInfoCurrentID = 0;
uint64_t
ServiceWorkerInfo::GetNextID() const
{
return ++gServiceWorkerInfoCurrentID;
}
already_AddRefed<ServiceWorker>
ServiceWorkerInfo::GetOrCreateInstance(nsPIDOMWindowInner* aWindow)
{
AssertIsOnMainThread();
MOZ_ASSERT(aWindow);
RefPtr<ServiceWorker> ref;
for (uint32_t i = 0; i < mInstances.Length(); ++i) {
MOZ_ASSERT(mInstances[i]);
if (mInstances[i]->GetOwner() == aWindow) {
ref = mInstances[i];
break;
}
}
if (!ref) {
ref = new ServiceWorker(aWindow, this);
}
return ref.forget();
}
END_WORKERS_NAMESPACE

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@ -0,0 +1,144 @@
/* -*- 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/. */
#ifndef mozilla_dom_workers_serviceworkerinfo_h
#define mozilla_dom_workers_serviceworkerinfo_h
#include "mozilla/dom/ServiceWorkerBinding.h" // For ServiceWorkerState
#include "nsIServiceWorkerManager.h"
namespace mozilla {
namespace dom {
namespace workers {
class ServiceWorker;
class ServiceWorkerPrivate;
/*
* Wherever the spec treats a worker instance and a description of said worker
* as the same thing; i.e. "Resolve foo with
* _GetNewestWorker(serviceWorkerRegistration)", we represent the description
* by this class and spawn a ServiceWorker in the right global when required.
*/
class ServiceWorkerInfo final : public nsIServiceWorkerInfo
{
private:
nsCOMPtr<nsIPrincipal> mPrincipal;
const nsCString mScope;
const nsCString mScriptSpec;
const nsString mCacheName;
ServiceWorkerState mState;
// This id is shared with WorkerPrivate to match requests issued by service
// workers to their corresponding serviceWorkerInfo.
uint64_t mServiceWorkerID;
// We hold rawptrs since the ServiceWorker constructor and destructor ensure
// addition and removal.
// There is a high chance of there being at least one ServiceWorker
// associated with this all the time.
AutoTArray<ServiceWorker*, 1> mInstances;
RefPtr<ServiceWorkerPrivate> mServiceWorkerPrivate;
bool mSkipWaitingFlag;
~ServiceWorkerInfo();
// Generates a unique id for the service worker, with zero being treated as
// invalid.
uint64_t
GetNextID() const;
public:
NS_DECL_ISUPPORTS
NS_DECL_NSISERVICEWORKERINFO
class ServiceWorkerPrivate*
WorkerPrivate() const
{
MOZ_ASSERT(mServiceWorkerPrivate);
return mServiceWorkerPrivate;
}
nsIPrincipal*
GetPrincipal() const
{
return mPrincipal;
}
const nsCString&
ScriptSpec() const
{
return mScriptSpec;
}
const nsCString&
Scope() const
{
return mScope;
}
bool SkipWaitingFlag() const
{
AssertIsOnMainThread();
return mSkipWaitingFlag;
}
void SetSkipWaitingFlag()
{
AssertIsOnMainThread();
mSkipWaitingFlag = true;
}
ServiceWorkerInfo(nsIPrincipal* aPrincipal,
const nsACString& aScope,
const nsACString& aScriptSpec,
const nsAString& aCacheName);
ServiceWorkerState
State() const
{
return mState;
}
const nsString&
CacheName() const
{
return mCacheName;
}
uint64_t
ID() const
{
return mServiceWorkerID;
}
void
UpdateState(ServiceWorkerState aState);
// Only used to set initial state when loading from disk!
void
SetActivateStateUncheckedWithoutEvent(ServiceWorkerState aState)
{
AssertIsOnMainThread();
mState = aState;
}
void
AppendWorker(ServiceWorker* aWorker);
void
RemoveWorker(ServiceWorker* aWorker);
already_AddRefed<ServiceWorker>
GetOrCreateInstance(nsPIDOMWindowInner* aWindow);
};
} // namespace workers
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_workers_serviceworkerinfo_h

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@ -64,6 +64,7 @@
#include "ServiceWorker.h"
#include "ServiceWorkerClient.h"
#include "ServiceWorkerContainer.h"
#include "ServiceWorkerInfo.h"
#include "ServiceWorkerJobQueue.h"
#include "ServiceWorkerManagerChild.h"
#include "ServiceWorkerPrivate.h"
@ -213,180 +214,6 @@ private:
} // namespace
void
ServiceWorkerRegistrationInfo::Clear()
{
if (mInstallingWorker) {
mInstallingWorker->UpdateState(ServiceWorkerState::Redundant);
mInstallingWorker->WorkerPrivate()->NoteDeadServiceWorkerInfo();
mInstallingWorker = nullptr;
// FIXME(nsm): Abort any inflight requests from installing worker.
}
if (mWaitingWorker) {
mWaitingWorker->UpdateState(ServiceWorkerState::Redundant);
nsresult rv = serviceWorkerScriptCache::PurgeCache(mPrincipal,
mWaitingWorker->CacheName());
if (NS_FAILED(rv)) {
NS_WARNING("Failed to purge the waiting cache.");
}
mWaitingWorker->WorkerPrivate()->NoteDeadServiceWorkerInfo();
mWaitingWorker = nullptr;
}
if (mActiveWorker) {
mActiveWorker->UpdateState(ServiceWorkerState::Redundant);
nsresult rv = serviceWorkerScriptCache::PurgeCache(mPrincipal,
mActiveWorker->CacheName());
if (NS_FAILED(rv)) {
NS_WARNING("Failed to purge the active cache.");
}
mActiveWorker->WorkerPrivate()->NoteDeadServiceWorkerInfo();
mActiveWorker = nullptr;
}
RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
MOZ_ASSERT(swm);
swm->InvalidateServiceWorkerRegistrationWorker(this,
WhichServiceWorker::INSTALLING_WORKER |
WhichServiceWorker::WAITING_WORKER |
WhichServiceWorker::ACTIVE_WORKER);
}
ServiceWorkerRegistrationInfo::ServiceWorkerRegistrationInfo(const nsACString& aScope,
nsIPrincipal* aPrincipal)
: mControlledDocumentsCounter(0)
, mUpdateState(NoUpdate)
, mLastUpdateCheckTime(0)
, mScope(aScope)
, mPrincipal(aPrincipal)
, mPendingUninstall(false)
{}
ServiceWorkerRegistrationInfo::~ServiceWorkerRegistrationInfo()
{
if (IsControllingDocuments()) {
NS_WARNING("ServiceWorkerRegistrationInfo is still controlling documents. This can be a bug or a leak in ServiceWorker API or in any other API that takes the document alive.");
}
}
NS_IMPL_ISUPPORTS(ServiceWorkerRegistrationInfo, nsIServiceWorkerRegistrationInfo)
NS_IMETHODIMP
ServiceWorkerRegistrationInfo::GetPrincipal(nsIPrincipal** aPrincipal)
{
AssertIsOnMainThread();
NS_ADDREF(*aPrincipal = mPrincipal);
return NS_OK;
}
NS_IMETHODIMP
ServiceWorkerRegistrationInfo::GetScope(nsAString& aScope)
{
AssertIsOnMainThread();
CopyUTF8toUTF16(mScope, aScope);
return NS_OK;
}
NS_IMETHODIMP
ServiceWorkerRegistrationInfo::GetScriptSpec(nsAString& aScriptSpec)
{
AssertIsOnMainThread();
RefPtr<ServiceWorkerInfo> newest = Newest();
if (newest) {
CopyUTF8toUTF16(newest->ScriptSpec(), aScriptSpec);
}
return NS_OK;
}
NS_IMETHODIMP
ServiceWorkerRegistrationInfo::GetInstallingWorker(nsIServiceWorkerInfo **aResult)
{
AssertIsOnMainThread();
nsCOMPtr<nsIServiceWorkerInfo> info = do_QueryInterface(mInstallingWorker);
info.forget(aResult);
return NS_OK;
}
NS_IMETHODIMP
ServiceWorkerRegistrationInfo::GetWaitingWorker(nsIServiceWorkerInfo **aResult)
{
AssertIsOnMainThread();
nsCOMPtr<nsIServiceWorkerInfo> info = do_QueryInterface(mWaitingWorker);
info.forget(aResult);
return NS_OK;
}
NS_IMETHODIMP
ServiceWorkerRegistrationInfo::GetActiveWorker(nsIServiceWorkerInfo **aResult)
{
AssertIsOnMainThread();
nsCOMPtr<nsIServiceWorkerInfo> info = do_QueryInterface(mActiveWorker);
info.forget(aResult);
return NS_OK;
}
NS_IMETHODIMP
ServiceWorkerRegistrationInfo::GetWorkerByID(uint64_t aID, nsIServiceWorkerInfo **aResult)
{
AssertIsOnMainThread();
MOZ_ASSERT(aResult);
RefPtr<ServiceWorkerInfo> info = GetServiceWorkerInfoById(aID);
// It is ok to return null for a missing service worker info.
info.forget(aResult);
return NS_OK;
}
NS_IMETHODIMP
ServiceWorkerRegistrationInfo::AddListener(
nsIServiceWorkerRegistrationInfoListener *aListener)
{
AssertIsOnMainThread();
if (!aListener || mListeners.Contains(aListener)) {
return NS_ERROR_INVALID_ARG;
}
mListeners.AppendElement(aListener);
return NS_OK;
}
NS_IMETHODIMP
ServiceWorkerRegistrationInfo::RemoveListener(
nsIServiceWorkerRegistrationInfoListener *aListener)
{
AssertIsOnMainThread();
if (!aListener || !mListeners.Contains(aListener)) {
return NS_ERROR_INVALID_ARG;
}
mListeners.RemoveElement(aListener);
return NS_OK;
}
already_AddRefed<ServiceWorkerInfo>
ServiceWorkerRegistrationInfo::GetServiceWorkerInfoById(uint64_t aId)
{
RefPtr<ServiceWorkerInfo> serviceWorker;
if (mInstallingWorker && mInstallingWorker->ID() == aId) {
serviceWorker = mInstallingWorker;
} else if (mWaitingWorker && mWaitingWorker->ID() == aId) {
serviceWorker = mWaitingWorker;
} else if (mActiveWorker && mActiveWorker->ID() == aId) {
serviceWorker = mActiveWorker;
}
return serviceWorker.forget();
}
//////////////////////////
// ServiceWorkerManager //
//////////////////////////
@ -909,93 +736,6 @@ ServiceWorkerManager::AppendPendingOperation(nsIRunnable* aRunnable)
}
}
void
ServiceWorkerRegistrationInfo::TryToActivateAsync()
{
nsCOMPtr<nsIRunnable> r =
NS_NewRunnableMethod(this,
&ServiceWorkerRegistrationInfo::TryToActivate);
MOZ_ALWAYS_SUCCEEDS(NS_DispatchToMainThread(r));
}
/*
* TryToActivate should not be called directly, use TryToACtivateAsync instead.
*/
void
ServiceWorkerRegistrationInfo::TryToActivate()
{
if (!IsControllingDocuments() ||
// Waiting worker will be removed if the registration is removed
(mWaitingWorker && mWaitingWorker->SkipWaitingFlag())) {
Activate();
}
}
void
ServiceWorkerRegistrationInfo::PurgeActiveWorker()
{
RefPtr<ServiceWorkerInfo> exitingWorker = mActiveWorker.forget();
if (!exitingWorker)
return;
// FIXME(jaoo): Bug 1170543 - Wait for exitingWorker to finish and terminate it.
exitingWorker->UpdateState(ServiceWorkerState::Redundant);
nsresult rv = serviceWorkerScriptCache::PurgeCache(mPrincipal,
exitingWorker->CacheName());
if (NS_FAILED(rv)) {
NS_WARNING("Failed to purge the activating cache.");
}
RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
swm->InvalidateServiceWorkerRegistrationWorker(this, WhichServiceWorker::ACTIVE_WORKER);
}
void
ServiceWorkerRegistrationInfo::Activate()
{
RefPtr<ServiceWorkerInfo> activatingWorker = mWaitingWorker;
if (!activatingWorker) {
return;
}
PurgeActiveWorker();
RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
swm->InvalidateServiceWorkerRegistrationWorker(this, WhichServiceWorker::WAITING_WORKER);
mActiveWorker = activatingWorker.forget();
mWaitingWorker = nullptr;
mActiveWorker->UpdateState(ServiceWorkerState::Activating);
NotifyListenersOnChange();
// FIXME(nsm): Unlink appcache if there is one.
swm->CheckPendingReadyPromises();
// "Queue a task to fire a simple event named controllerchange..."
nsCOMPtr<nsIRunnable> controllerChangeRunnable =
NS_NewRunnableMethodWithArg<RefPtr<ServiceWorkerRegistrationInfo>>(
swm, &ServiceWorkerManager::FireControllerChange, this);
NS_DispatchToMainThread(controllerChangeRunnable);
nsCOMPtr<nsIRunnable> failRunnable =
NS_NewRunnableMethodWithArg<bool>(this,
&ServiceWorkerRegistrationInfo::FinishActivate,
false /* success */);
nsMainThreadPtrHandle<ServiceWorkerRegistrationInfo> handle(
new nsMainThreadPtrHolder<ServiceWorkerRegistrationInfo>(this));
RefPtr<LifeCycleEventCallback> callback = new ContinueActivateRunnable(handle);
ServiceWorkerPrivate* workerPrivate = mActiveWorker->WorkerPrivate();
MOZ_ASSERT(workerPrivate);
nsresult rv = workerPrivate->SendLifeCycleEvent(NS_LITERAL_STRING("activate"),
callback, failRunnable);
if (NS_WARN_IF(NS_FAILED(rv))) {
MOZ_ALWAYS_SUCCEEDS(NS_DispatchToMainThread(failRunnable));
return;
}
}
/*
* Implements the async aspects of the getRegistrations algorithm.
*/
@ -1842,104 +1582,6 @@ ServiceWorkerManager::HandleError(JSContext* aCx,
aColumnNumber, aFlags);
}
void
ServiceWorkerRegistrationInfo::FinishActivate(bool aSuccess)
{
if (mPendingUninstall || !mActiveWorker ||
mActiveWorker->State() != ServiceWorkerState::Activating) {
return;
}
// Activation never fails, so aSuccess is ignored.
mActiveWorker->UpdateState(ServiceWorkerState::Activated);
RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
swm->StoreRegistration(mPrincipal, this);
}
void
ServiceWorkerRegistrationInfo::RefreshLastUpdateCheckTime()
{
AssertIsOnMainThread();
mLastUpdateCheckTime = PR_IntervalNow() / PR_MSEC_PER_SEC;
}
bool
ServiceWorkerRegistrationInfo::IsLastUpdateCheckTimeOverOneDay() const
{
AssertIsOnMainThread();
// For testing.
if (Preferences::GetBool("dom.serviceWorkers.testUpdateOverOneDay")) {
return true;
}
const uint64_t kSecondsPerDay = 86400;
const uint64_t now = PR_IntervalNow() / PR_MSEC_PER_SEC;
if ((mLastUpdateCheckTime != 0) &&
(now - mLastUpdateCheckTime > kSecondsPerDay)) {
return true;
}
return false;
}
void
ServiceWorkerRegistrationInfo::NotifyListenersOnChange()
{
nsTArray<nsCOMPtr<nsIServiceWorkerRegistrationInfoListener>> listeners(mListeners);
for (size_t index = 0; index < listeners.Length(); ++index) {
listeners[index]->OnChange();
}
}
void
ServiceWorkerRegistrationInfo::MaybeScheduleTimeCheckAndUpdate()
{
AssertIsOnMainThread();
RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
if (!swm) {
// shutting down, do nothing
return;
}
if (mUpdateState == NoUpdate) {
mUpdateState = NeedTimeCheckAndUpdate;
}
swm->ScheduleUpdateTimer(mPrincipal, mScope);
}
void
ServiceWorkerRegistrationInfo::MaybeScheduleUpdate()
{
AssertIsOnMainThread();
RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
if (!swm) {
// shutting down, do nothing
return;
}
mUpdateState = NeedUpdate;
swm->ScheduleUpdateTimer(mPrincipal, mScope);
}
bool
ServiceWorkerRegistrationInfo::CheckAndClearIfUpdateNeeded()
{
AssertIsOnMainThread();
bool result = mUpdateState == NeedUpdate ||
(mUpdateState == NeedTimeCheckAndUpdate &&
IsLastUpdateCheckTimeOverOneDay());
mUpdateState = NoUpdate;
return result;
}
void
ServiceWorkerManager::LoadRegistration(
const ServiceWorkerRegistrationData& aRegistration)
@ -4125,193 +3767,4 @@ ServiceWorkerManager::MaybeSendUnregister(nsIPrincipal* aPrincipal,
Unused << mActor->SendUnregister(principalInfo, NS_ConvertUTF8toUTF16(aScope));
}
NS_IMPL_ISUPPORTS(ServiceWorkerInfo, nsIServiceWorkerInfo)
NS_IMETHODIMP
ServiceWorkerInfo::GetScriptSpec(nsAString& aScriptSpec)
{
AssertIsOnMainThread();
CopyUTF8toUTF16(mScriptSpec, aScriptSpec);
return NS_OK;
}
NS_IMETHODIMP
ServiceWorkerInfo::GetCacheName(nsAString& aCacheName)
{
AssertIsOnMainThread();
aCacheName = mCacheName;
return NS_OK;
}
NS_IMETHODIMP
ServiceWorkerInfo::GetDebugger(nsIWorkerDebugger** aResult)
{
if (NS_WARN_IF(!aResult)) {
return NS_ERROR_FAILURE;
}
return mServiceWorkerPrivate->GetDebugger(aResult);
}
NS_IMETHODIMP
ServiceWorkerInfo::AttachDebugger()
{
return mServiceWorkerPrivate->AttachDebugger();
}
NS_IMETHODIMP
ServiceWorkerInfo::DetachDebugger()
{
return mServiceWorkerPrivate->DetachDebugger();
}
void
ServiceWorkerInfo::AppendWorker(ServiceWorker* aWorker)
{
MOZ_ASSERT(aWorker);
#ifdef DEBUG
nsAutoString workerURL;
aWorker->GetScriptURL(workerURL);
MOZ_ASSERT(workerURL.Equals(NS_ConvertUTF8toUTF16(mScriptSpec)));
#endif
MOZ_ASSERT(!mInstances.Contains(aWorker));
mInstances.AppendElement(aWorker);
aWorker->SetState(State());
}
void
ServiceWorkerInfo::RemoveWorker(ServiceWorker* aWorker)
{
MOZ_ASSERT(aWorker);
#ifdef DEBUG
nsAutoString workerURL;
aWorker->GetScriptURL(workerURL);
MOZ_ASSERT(workerURL.Equals(NS_ConvertUTF8toUTF16(mScriptSpec)));
#endif
MOZ_ASSERT(mInstances.Contains(aWorker));
mInstances.RemoveElement(aWorker);
}
namespace {
class ChangeStateUpdater final : public nsRunnable
{
public:
ChangeStateUpdater(const nsTArray<ServiceWorker*>& aInstances,
ServiceWorkerState aState)
: mState(aState)
{
for (size_t i = 0; i < aInstances.Length(); ++i) {
mInstances.AppendElement(aInstances[i]);
}
}
NS_IMETHODIMP Run()
{
// We need to update the state of all instances atomically before notifying
// them to make sure that the observed state for all instances inside
// statechange event handlers is correct.
for (size_t i = 0; i < mInstances.Length(); ++i) {
mInstances[i]->SetState(mState);
}
for (size_t i = 0; i < mInstances.Length(); ++i) {
mInstances[i]->DispatchStateChange(mState);
}
return NS_OK;
}
private:
AutoTArray<RefPtr<ServiceWorker>, 1> mInstances;
ServiceWorkerState mState;
};
}
void
ServiceWorkerInfo::UpdateState(ServiceWorkerState aState)
{
AssertIsOnMainThread();
#ifdef DEBUG
// Any state can directly transition to redundant, but everything else is
// ordered.
if (aState != ServiceWorkerState::Redundant) {
MOZ_ASSERT_IF(mState == ServiceWorkerState::EndGuard_, aState == ServiceWorkerState::Installing);
MOZ_ASSERT_IF(mState == ServiceWorkerState::Installing, aState == ServiceWorkerState::Installed);
MOZ_ASSERT_IF(mState == ServiceWorkerState::Installed, aState == ServiceWorkerState::Activating);
MOZ_ASSERT_IF(mState == ServiceWorkerState::Activating, aState == ServiceWorkerState::Activated);
}
// Activated can only go to redundant.
MOZ_ASSERT_IF(mState == ServiceWorkerState::Activated, aState == ServiceWorkerState::Redundant);
#endif
// Flush any pending functional events to the worker when it transitions to the
// activated state.
// TODO: Do we care that these events will race with the propagation of the
// state change?
if (aState == ServiceWorkerState::Activated && mState != aState) {
mServiceWorkerPrivate->Activated();
}
mState = aState;
nsCOMPtr<nsIRunnable> r = new ChangeStateUpdater(mInstances, mState);
MOZ_ALWAYS_SUCCEEDS(NS_DispatchToMainThread(r.forget()));
}
ServiceWorkerInfo::ServiceWorkerInfo(nsIPrincipal* aPrincipal,
const nsACString& aScope,
const nsACString& aScriptSpec,
const nsAString& aCacheName)
: mPrincipal(aPrincipal)
, mScope(aScope)
, mScriptSpec(aScriptSpec)
, mCacheName(aCacheName)
, mState(ServiceWorkerState::EndGuard_)
, mServiceWorkerID(GetNextID())
, mServiceWorkerPrivate(new ServiceWorkerPrivate(this))
, mSkipWaitingFlag(false)
{
MOZ_ASSERT(mPrincipal);
MOZ_ASSERT(!mScope.IsEmpty());
MOZ_ASSERT(!mScriptSpec.IsEmpty());
MOZ_ASSERT(!mCacheName.IsEmpty());
}
ServiceWorkerInfo::~ServiceWorkerInfo()
{
MOZ_ASSERT(mServiceWorkerPrivate);
mServiceWorkerPrivate->NoteDeadServiceWorkerInfo();
}
static uint64_t gServiceWorkerInfoCurrentID = 0;
uint64_t
ServiceWorkerInfo::GetNextID() const
{
return ++gServiceWorkerInfoCurrentID;
}
already_AddRefed<ServiceWorker>
ServiceWorkerInfo::GetOrCreateInstance(nsPIDOMWindowInner* aWindow)
{
AssertIsOnMainThread();
MOZ_ASSERT(aWindow);
RefPtr<ServiceWorker> ref;
for (uint32_t i = 0; i < mInstances.Length(); ++i) {
MOZ_ASSERT(mInstances[i]);
if (mInstances[i]->GetOwner() == aWindow) {
ref = mInstances[i];
break;
}
}
if (!ref) {
ref = new ServiceWorker(aWindow, this);
}
return ref.forget();
}
END_WORKERS_NAMESPACE

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@ -20,10 +20,10 @@
#include "mozilla/WeakPtr.h"
#include "mozilla/dom/BindingUtils.h"
#include "mozilla/dom/Promise.h"
#include "mozilla/dom/ServiceWorkerBinding.h" // For ServiceWorkerState
#include "mozilla/dom/ServiceWorkerCommon.h"
#include "mozilla/dom/ServiceWorkerRegistrar.h"
#include "mozilla/dom/ServiceWorkerRegistrarTypes.h"
#include "mozilla/dom/workers/ServiceWorkerRegistrationInfo.h"
#include "mozilla/ipc/BackgroundUtils.h"
#include "nsClassHashtable.h"
#include "nsDataHashtable.h"
@ -44,125 +44,12 @@ class ServiceWorkerRegistrationListener;
namespace workers {
class ServiceWorker;
class ServiceWorkerClientInfo;
class ServiceWorkerInfo;
class ServiceWorkerJobQueue;
class ServiceWorkerManagerChild;
class ServiceWorkerPrivate;
class ServiceWorkerRegistrationInfo final
: public nsIServiceWorkerRegistrationInfo
{
uint32_t mControlledDocumentsCounter;
enum
{
NoUpdate,
NeedTimeCheckAndUpdate,
NeedUpdate
} mUpdateState;
uint64_t mLastUpdateCheckTime;
virtual ~ServiceWorkerRegistrationInfo();
public:
NS_DECL_ISUPPORTS
NS_DECL_NSISERVICEWORKERREGISTRATIONINFO
nsCString mScope;
nsCOMPtr<nsIPrincipal> mPrincipal;
RefPtr<ServiceWorkerInfo> mActiveWorker;
RefPtr<ServiceWorkerInfo> mWaitingWorker;
RefPtr<ServiceWorkerInfo> mInstallingWorker;
nsTArray<nsCOMPtr<nsIServiceWorkerRegistrationInfoListener>> mListeners;
// When unregister() is called on a registration, it is not immediately
// removed since documents may be controlled. It is marked as
// pendingUninstall and when all controlling documents go away, removed.
bool mPendingUninstall;
ServiceWorkerRegistrationInfo(const nsACString& aScope,
nsIPrincipal* aPrincipal);
already_AddRefed<ServiceWorkerInfo>
Newest() const
{
RefPtr<ServiceWorkerInfo> newest;
if (mInstallingWorker) {
newest = mInstallingWorker;
} else if (mWaitingWorker) {
newest = mWaitingWorker;
} else {
newest = mActiveWorker;
}
return newest.forget();
}
already_AddRefed<ServiceWorkerInfo>
GetServiceWorkerInfoById(uint64_t aId);
void
StartControllingADocument()
{
++mControlledDocumentsCounter;
}
void
StopControllingADocument()
{
MOZ_ASSERT(mControlledDocumentsCounter);
--mControlledDocumentsCounter;
}
bool
IsControllingDocuments() const
{
return mActiveWorker && mControlledDocumentsCounter;
}
void
Clear();
void
PurgeActiveWorker();
void
TryToActivateAsync();
void
TryToActivate();
void
Activate();
void
FinishActivate(bool aSuccess);
void
RefreshLastUpdateCheckTime();
bool
IsLastUpdateCheckTimeOverOneDay() const;
void
NotifyListenersOnChange();
void
MaybeScheduleTimeCheckAndUpdate();
void
MaybeScheduleUpdate();
bool
CheckAndClearIfUpdateNeeded();
};
class ServiceWorkerUpdateFinishCallback
{
protected:
@ -179,126 +66,6 @@ public:
void UpdateFailed(ErrorResult& aStatus) = 0;
};
/*
* Wherever the spec treats a worker instance and a description of said worker
* as the same thing; i.e. "Resolve foo with
* _GetNewestWorker(serviceWorkerRegistration)", we represent the description
* by this class and spawn a ServiceWorker in the right global when required.
*/
class ServiceWorkerInfo final : public nsIServiceWorkerInfo
{
private:
nsCOMPtr<nsIPrincipal> mPrincipal;
const nsCString mScope;
const nsCString mScriptSpec;
const nsString mCacheName;
ServiceWorkerState mState;
// This id is shared with WorkerPrivate to match requests issued by service
// workers to their corresponding serviceWorkerInfo.
uint64_t mServiceWorkerID;
// We hold rawptrs since the ServiceWorker constructor and destructor ensure
// addition and removal.
// There is a high chance of there being at least one ServiceWorker
// associated with this all the time.
AutoTArray<ServiceWorker*, 1> mInstances;
RefPtr<ServiceWorkerPrivate> mServiceWorkerPrivate;
bool mSkipWaitingFlag;
~ServiceWorkerInfo();
// Generates a unique id for the service worker, with zero being treated as
// invalid.
uint64_t
GetNextID() const;
public:
NS_DECL_ISUPPORTS
NS_DECL_NSISERVICEWORKERINFO
class ServiceWorkerPrivate*
WorkerPrivate() const
{
MOZ_ASSERT(mServiceWorkerPrivate);
return mServiceWorkerPrivate;
}
nsIPrincipal*
GetPrincipal() const
{
return mPrincipal;
}
const nsCString&
ScriptSpec() const
{
return mScriptSpec;
}
const nsCString&
Scope() const
{
return mScope;
}
bool SkipWaitingFlag() const
{
AssertIsOnMainThread();
return mSkipWaitingFlag;
}
void SetSkipWaitingFlag()
{
AssertIsOnMainThread();
mSkipWaitingFlag = true;
}
ServiceWorkerInfo(nsIPrincipal* aPrincipal,
const nsACString& aScope,
const nsACString& aScriptSpec,
const nsAString& aCacheName);
ServiceWorkerState
State() const
{
return mState;
}
const nsString&
CacheName() const
{
return mCacheName;
}
uint64_t
ID() const
{
return mServiceWorkerID;
}
void
UpdateState(ServiceWorkerState aState);
// Only used to set initial state when loading from disk!
void
SetActivateStateUncheckedWithoutEvent(ServiceWorkerState aState)
{
AssertIsOnMainThread();
mState = aState;
}
void
AppendWorker(ServiceWorker* aWorker);
void
RemoveWorker(ServiceWorker* aWorker);
already_AddRefed<ServiceWorker>
GetOrCreateInstance(nsPIDOMWindowInner* aWindow);
};
#define NS_SERVICEWORKERMANAGER_IMPL_IID \
{ /* f4f8755a-69ca-46e8-a65d-775745535990 */ \
0xf4f8755a, \

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@ -0,0 +1,370 @@
/* -*- 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 "ServiceWorkerRegistrationInfo.h"
BEGIN_WORKERS_NAMESPACE
void
ServiceWorkerRegistrationInfo::Clear()
{
if (mInstallingWorker) {
mInstallingWorker->UpdateState(ServiceWorkerState::Redundant);
mInstallingWorker->WorkerPrivate()->NoteDeadServiceWorkerInfo();
mInstallingWorker = nullptr;
// FIXME(nsm): Abort any inflight requests from installing worker.
}
if (mWaitingWorker) {
mWaitingWorker->UpdateState(ServiceWorkerState::Redundant);
nsresult rv = serviceWorkerScriptCache::PurgeCache(mPrincipal,
mWaitingWorker->CacheName());
if (NS_FAILED(rv)) {
NS_WARNING("Failed to purge the waiting cache.");
}
mWaitingWorker->WorkerPrivate()->NoteDeadServiceWorkerInfo();
mWaitingWorker = nullptr;
}
if (mActiveWorker) {
mActiveWorker->UpdateState(ServiceWorkerState::Redundant);
nsresult rv = serviceWorkerScriptCache::PurgeCache(mPrincipal,
mActiveWorker->CacheName());
if (NS_FAILED(rv)) {
NS_WARNING("Failed to purge the active cache.");
}
mActiveWorker->WorkerPrivate()->NoteDeadServiceWorkerInfo();
mActiveWorker = nullptr;
}
RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
MOZ_ASSERT(swm);
swm->InvalidateServiceWorkerRegistrationWorker(this,
WhichServiceWorker::INSTALLING_WORKER |
WhichServiceWorker::WAITING_WORKER |
WhichServiceWorker::ACTIVE_WORKER);
}
ServiceWorkerRegistrationInfo::ServiceWorkerRegistrationInfo(const nsACString& aScope,
nsIPrincipal* aPrincipal)
: mControlledDocumentsCounter(0)
, mUpdateState(NoUpdate)
, mLastUpdateCheckTime(0)
, mScope(aScope)
, mPrincipal(aPrincipal)
, mPendingUninstall(false)
{}
ServiceWorkerRegistrationInfo::~ServiceWorkerRegistrationInfo()
{
if (IsControllingDocuments()) {
NS_WARNING("ServiceWorkerRegistrationInfo is still controlling documents. This can be a bug or a leak in ServiceWorker API or in any other API that takes the document alive.");
}
}
NS_IMPL_ISUPPORTS(ServiceWorkerRegistrationInfo, nsIServiceWorkerRegistrationInfo)
NS_IMETHODIMP
ServiceWorkerRegistrationInfo::GetPrincipal(nsIPrincipal** aPrincipal)
{
AssertIsOnMainThread();
NS_ADDREF(*aPrincipal = mPrincipal);
return NS_OK;
}
NS_IMETHODIMP
ServiceWorkerRegistrationInfo::GetScope(nsAString& aScope)
{
AssertIsOnMainThread();
CopyUTF8toUTF16(mScope, aScope);
return NS_OK;
}
NS_IMETHODIMP
ServiceWorkerRegistrationInfo::GetScriptSpec(nsAString& aScriptSpec)
{
AssertIsOnMainThread();
RefPtr<ServiceWorkerInfo> newest = Newest();
if (newest) {
CopyUTF8toUTF16(newest->ScriptSpec(), aScriptSpec);
}
return NS_OK;
}
NS_IMETHODIMP
ServiceWorkerRegistrationInfo::GetInstallingWorker(nsIServiceWorkerInfo **aResult)
{
AssertIsOnMainThread();
nsCOMPtr<nsIServiceWorkerInfo> info = do_QueryInterface(mInstallingWorker);
info.forget(aResult);
return NS_OK;
}
NS_IMETHODIMP
ServiceWorkerRegistrationInfo::GetWaitingWorker(nsIServiceWorkerInfo **aResult)
{
AssertIsOnMainThread();
nsCOMPtr<nsIServiceWorkerInfo> info = do_QueryInterface(mWaitingWorker);
info.forget(aResult);
return NS_OK;
}
NS_IMETHODIMP
ServiceWorkerRegistrationInfo::GetActiveWorker(nsIServiceWorkerInfo **aResult)
{
AssertIsOnMainThread();
nsCOMPtr<nsIServiceWorkerInfo> info = do_QueryInterface(mActiveWorker);
info.forget(aResult);
return NS_OK;
}
NS_IMETHODIMP
ServiceWorkerRegistrationInfo::GetWorkerByID(uint64_t aID, nsIServiceWorkerInfo **aResult)
{
AssertIsOnMainThread();
MOZ_ASSERT(aResult);
RefPtr<ServiceWorkerInfo> info = GetServiceWorkerInfoById(aID);
// It is ok to return null for a missing service worker info.
info.forget(aResult);
return NS_OK;
}
NS_IMETHODIMP
ServiceWorkerRegistrationInfo::AddListener(
nsIServiceWorkerRegistrationInfoListener *aListener)
{
AssertIsOnMainThread();
if (!aListener || mListeners.Contains(aListener)) {
return NS_ERROR_INVALID_ARG;
}
mListeners.AppendElement(aListener);
return NS_OK;
}
NS_IMETHODIMP
ServiceWorkerRegistrationInfo::RemoveListener(
nsIServiceWorkerRegistrationInfoListener *aListener)
{
AssertIsOnMainThread();
if (!aListener || !mListeners.Contains(aListener)) {
return NS_ERROR_INVALID_ARG;
}
mListeners.RemoveElement(aListener);
return NS_OK;
}
already_AddRefed<ServiceWorkerInfo>
ServiceWorkerRegistrationInfo::GetServiceWorkerInfoById(uint64_t aId)
{
RefPtr<ServiceWorkerInfo> serviceWorker;
if (mInstallingWorker && mInstallingWorker->ID() == aId) {
serviceWorker = mInstallingWorker;
} else if (mWaitingWorker && mWaitingWorker->ID() == aId) {
serviceWorker = mWaitingWorker;
} else if (mActiveWorker && mActiveWorker->ID() == aId) {
serviceWorker = mActiveWorker;
}
return serviceWorker.forget();
}
void
ServiceWorkerRegistrationInfo::TryToActivateAsync()
{
nsCOMPtr<nsIRunnable> r =
NS_NewRunnableMethod(this,
&ServiceWorkerRegistrationInfo::TryToActivate);
MOZ_ALWAYS_SUCCEEDS(NS_DispatchToMainThread(r));
}
/*
* TryToActivate should not be called directly, use TryToACtivateAsync instead.
*/
void
ServiceWorkerRegistrationInfo::TryToActivate()
{
if (!IsControllingDocuments() ||
// Waiting worker will be removed if the registration is removed
(mWaitingWorker && mWaitingWorker->SkipWaitingFlag())) {
Activate();
}
}
void
ServiceWorkerRegistrationInfo::PurgeActiveWorker()
{
RefPtr<ServiceWorkerInfo> exitingWorker = mActiveWorker.forget();
if (!exitingWorker)
return;
// FIXME(jaoo): Bug 1170543 - Wait for exitingWorker to finish and terminate it.
exitingWorker->UpdateState(ServiceWorkerState::Redundant);
nsresult rv = serviceWorkerScriptCache::PurgeCache(mPrincipal,
exitingWorker->CacheName());
if (NS_FAILED(rv)) {
NS_WARNING("Failed to purge the activating cache.");
}
RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
swm->InvalidateServiceWorkerRegistrationWorker(this, WhichServiceWorker::ACTIVE_WORKER);
}
void
ServiceWorkerRegistrationInfo::Activate()
{
RefPtr<ServiceWorkerInfo> activatingWorker = mWaitingWorker;
if (!activatingWorker) {
return;
}
PurgeActiveWorker();
RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
swm->InvalidateServiceWorkerRegistrationWorker(this, WhichServiceWorker::WAITING_WORKER);
mActiveWorker = activatingWorker.forget();
mWaitingWorker = nullptr;
mActiveWorker->UpdateState(ServiceWorkerState::Activating);
NotifyListenersOnChange();
// FIXME(nsm): Unlink appcache if there is one.
swm->CheckPendingReadyPromises();
// "Queue a task to fire a simple event named controllerchange..."
nsCOMPtr<nsIRunnable> controllerChangeRunnable =
NS_NewRunnableMethodWithArg<RefPtr<ServiceWorkerRegistrationInfo>>(
swm, &ServiceWorkerManager::FireControllerChange, this);
NS_DispatchToMainThread(controllerChangeRunnable);
nsCOMPtr<nsIRunnable> failRunnable =
NS_NewRunnableMethodWithArg<bool>(this,
&ServiceWorkerRegistrationInfo::FinishActivate,
false /* success */);
nsMainThreadPtrHandle<ServiceWorkerRegistrationInfo> handle(
new nsMainThreadPtrHolder<ServiceWorkerRegistrationInfo>(this));
RefPtr<LifeCycleEventCallback> callback = new ContinueActivateRunnable(handle);
ServiceWorkerPrivate* workerPrivate = mActiveWorker->WorkerPrivate();
MOZ_ASSERT(workerPrivate);
nsresult rv = workerPrivate->SendLifeCycleEvent(NS_LITERAL_STRING("activate"),
callback, failRunnable);
if (NS_WARN_IF(NS_FAILED(rv))) {
MOZ_ALWAYS_SUCCEEDS(NS_DispatchToMainThread(failRunnable));
return;
}
}
void
ServiceWorkerRegistrationInfo::FinishActivate(bool aSuccess)
{
if (mPendingUninstall || !mActiveWorker ||
mActiveWorker->State() != ServiceWorkerState::Activating) {
return;
}
// Activation never fails, so aSuccess is ignored.
mActiveWorker->UpdateState(ServiceWorkerState::Activated);
RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
swm->StoreRegistration(mPrincipal, this);
}
void
ServiceWorkerRegistrationInfo::RefreshLastUpdateCheckTime()
{
AssertIsOnMainThread();
mLastUpdateCheckTime = PR_IntervalNow() / PR_MSEC_PER_SEC;
}
bool
ServiceWorkerRegistrationInfo::IsLastUpdateCheckTimeOverOneDay() const
{
AssertIsOnMainThread();
// For testing.
if (Preferences::GetBool("dom.serviceWorkers.testUpdateOverOneDay")) {
return true;
}
const uint64_t kSecondsPerDay = 86400;
const uint64_t now = PR_IntervalNow() / PR_MSEC_PER_SEC;
if ((mLastUpdateCheckTime != 0) &&
(now - mLastUpdateCheckTime > kSecondsPerDay)) {
return true;
}
return false;
}
void
ServiceWorkerRegistrationInfo::NotifyListenersOnChange()
{
nsTArray<nsCOMPtr<nsIServiceWorkerRegistrationInfoListener>> listeners(mListeners);
for (size_t index = 0; index < listeners.Length(); ++index) {
listeners[index]->OnChange();
}
}
void
ServiceWorkerRegistrationInfo::MaybeScheduleTimeCheckAndUpdate()
{
AssertIsOnMainThread();
RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
if (!swm) {
// shutting down, do nothing
return;
}
if (mUpdateState == NoUpdate) {
mUpdateState = NeedTimeCheckAndUpdate;
}
swm->ScheduleUpdateTimer(mPrincipal, mScope);
}
void
ServiceWorkerRegistrationInfo::MaybeScheduleUpdate()
{
AssertIsOnMainThread();
RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
if (!swm) {
// shutting down, do nothing
return;
}
mUpdateState = NeedUpdate;
swm->ScheduleUpdateTimer(mPrincipal, mScope);
}
bool
ServiceWorkerRegistrationInfo::CheckAndClearIfUpdateNeeded()
{
AssertIsOnMainThread();
bool result = mUpdateState == NeedUpdate ||
(mUpdateState == NeedTimeCheckAndUpdate &&
IsLastUpdateCheckTimeOverOneDay());
mUpdateState = NoUpdate;
return result;
}
END_WORKERS_NAMESPACE

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@ -0,0 +1,132 @@
/* -*- 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/. */
#ifndef mozilla_dom_workers_serviceworkerregistrationinfo_h
#define mozilla_dom_workers_serviceworkerregistrationinfo_h
#include "mozilla/dom/workers/ServiceWorkerInfo.h"
namespace mozilla {
namespace dom {
namespace workers {
class ServiceWorkerRegistrationInfo final
: public nsIServiceWorkerRegistrationInfo
{
uint32_t mControlledDocumentsCounter;
enum
{
NoUpdate,
NeedTimeCheckAndUpdate,
NeedUpdate
} mUpdateState;
uint64_t mLastUpdateCheckTime;
virtual ~ServiceWorkerRegistrationInfo();
public:
NS_DECL_ISUPPORTS
NS_DECL_NSISERVICEWORKERREGISTRATIONINFO
nsCString mScope;
nsCOMPtr<nsIPrincipal> mPrincipal;
RefPtr<ServiceWorkerInfo> mActiveWorker;
RefPtr<ServiceWorkerInfo> mWaitingWorker;
RefPtr<ServiceWorkerInfo> mInstallingWorker;
nsTArray<nsCOMPtr<nsIServiceWorkerRegistrationInfoListener>> mListeners;
// When unregister() is called on a registration, it is not immediately
// removed since documents may be controlled. It is marked as
// pendingUninstall and when all controlling documents go away, removed.
bool mPendingUninstall;
ServiceWorkerRegistrationInfo(const nsACString& aScope,
nsIPrincipal* aPrincipal);
already_AddRefed<ServiceWorkerInfo>
Newest() const
{
RefPtr<ServiceWorkerInfo> newest;
if (mInstallingWorker) {
newest = mInstallingWorker;
} else if (mWaitingWorker) {
newest = mWaitingWorker;
} else {
newest = mActiveWorker;
}
return newest.forget();
}
already_AddRefed<ServiceWorkerInfo>
GetServiceWorkerInfoById(uint64_t aId);
void
StartControllingADocument()
{
++mControlledDocumentsCounter;
}
void
StopControllingADocument()
{
MOZ_ASSERT(mControlledDocumentsCounter);
--mControlledDocumentsCounter;
}
bool
IsControllingDocuments() const
{
return mActiveWorker && mControlledDocumentsCounter;
}
void
Clear();
void
PurgeActiveWorker();
void
TryToActivateAsync();
void
TryToActivate();
void
Activate();
void
FinishActivate(bool aSuccess);
void
RefreshLastUpdateCheckTime();
bool
IsLastUpdateCheckTimeOverOneDay() const;
void
NotifyListenersOnChange();
void
MaybeScheduleTimeCheckAndUpdate();
void
MaybeScheduleUpdate();
bool
CheckAndClearIfUpdateNeeded();
};
} // namespace workers
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_workers_serviceworkerregistrationinfo_h

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@ -23,7 +23,9 @@ EXPORTS.mozilla.dom += [
EXPORTS.mozilla.dom.workers += [
'RuntimeService.h',
'ServiceWorkerInfo.h',
'ServiceWorkerManager.h',
'ServiceWorkerRegistrationInfo.h',
'WorkerDebuggerManager.h',
'Workers.h',
]
@ -66,6 +68,7 @@ UNIFIED_SOURCES += [
'ServiceWorkerClients.cpp',
'ServiceWorkerContainer.cpp',
'ServiceWorkerEvents.cpp',
'ServiceWorkerInfo.cpp',
'ServiceWorkerJob.cpp',
'ServiceWorkerJobQueue.cpp',
'ServiceWorkerManager.cpp',
@ -77,6 +80,7 @@ UNIFIED_SOURCES += [
'ServiceWorkerRegisterJob.cpp',
'ServiceWorkerRegistrar.cpp',
'ServiceWorkerRegistration.cpp',
'ServiceWorkerRegistrationInfo.cpp',
'ServiceWorkerScriptCache.cpp',
'ServiceWorkerUnregisterJob.cpp',
'ServiceWorkerUpdateJob.cpp',