forked from mirrors/gecko-dev
7c764ee1da
Depends on D66025 Differential Revision: https://phabricator.services.mozilla.com/D66027 --HG-- extra : moz-landing-system : lando
358 lines
10 KiB
C++
358 lines
10 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/PushSubscription.h"
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#include "nsIPushService.h"
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#include "nsIScriptObjectPrincipal.h"
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#include "mozilla/Base64.h"
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#include "mozilla/Unused.h"
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#include "mozilla/dom/Promise.h"
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#include "mozilla/dom/PromiseWorkerProxy.h"
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#include "mozilla/dom/PushSubscriptionOptions.h"
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#include "mozilla/dom/PushUtil.h"
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#include "mozilla/dom/WorkerCommon.h"
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#include "mozilla/dom/WorkerPrivate.h"
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#include "mozilla/dom/WorkerScope.h"
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namespace mozilla {
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namespace dom {
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namespace {
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class UnsubscribeResultCallback final : public nsIUnsubscribeResultCallback {
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public:
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NS_DECL_ISUPPORTS
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explicit UnsubscribeResultCallback(Promise* aPromise) : mPromise(aPromise) {
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AssertIsOnMainThread();
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}
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NS_IMETHOD
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OnUnsubscribe(nsresult aStatus, bool aSuccess) override {
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if (NS_SUCCEEDED(aStatus)) {
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mPromise->MaybeResolve(aSuccess);
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} else {
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mPromise->MaybeReject(NS_ERROR_DOM_PUSH_SERVICE_UNREACHABLE);
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}
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return NS_OK;
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}
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private:
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~UnsubscribeResultCallback() = default;
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RefPtr<Promise> mPromise;
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};
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NS_IMPL_ISUPPORTS(UnsubscribeResultCallback, nsIUnsubscribeResultCallback)
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class UnsubscribeResultRunnable final : public WorkerRunnable {
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public:
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UnsubscribeResultRunnable(WorkerPrivate* aWorkerPrivate,
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RefPtr<PromiseWorkerProxy>&& aProxy,
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nsresult aStatus, bool aSuccess)
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: WorkerRunnable(aWorkerPrivate),
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mProxy(std::move(aProxy)),
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mStatus(aStatus),
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mSuccess(aSuccess) {
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AssertIsOnMainThread();
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}
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bool WorkerRun(JSContext* aCx, WorkerPrivate* aWorkerPrivate) override {
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MOZ_ASSERT(aWorkerPrivate);
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aWorkerPrivate->AssertIsOnWorkerThread();
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RefPtr<Promise> promise = mProxy->WorkerPromise();
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if (NS_SUCCEEDED(mStatus)) {
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promise->MaybeResolve(mSuccess);
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} else {
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promise->MaybeReject(NS_ERROR_DOM_PUSH_SERVICE_UNREACHABLE);
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}
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mProxy->CleanUp();
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return true;
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}
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private:
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~UnsubscribeResultRunnable() = default;
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RefPtr<PromiseWorkerProxy> mProxy;
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nsresult mStatus;
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bool mSuccess;
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};
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class WorkerUnsubscribeResultCallback final
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: public nsIUnsubscribeResultCallback {
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public:
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NS_DECL_ISUPPORTS
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explicit WorkerUnsubscribeResultCallback(PromiseWorkerProxy* aProxy)
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: mProxy(aProxy) {
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AssertIsOnMainThread();
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}
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NS_IMETHOD
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OnUnsubscribe(nsresult aStatus, bool aSuccess) override {
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AssertIsOnMainThread();
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MOZ_ASSERT(mProxy, "OnUnsubscribe() called twice?");
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MutexAutoLock lock(mProxy->Lock());
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if (mProxy->CleanedUp()) {
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return NS_OK;
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}
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WorkerPrivate* worker = mProxy->GetWorkerPrivate();
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RefPtr<UnsubscribeResultRunnable> r = new UnsubscribeResultRunnable(
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worker, std::move(mProxy), aStatus, aSuccess);
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MOZ_ALWAYS_TRUE(r->Dispatch());
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return NS_OK;
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}
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private:
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~WorkerUnsubscribeResultCallback() = default;
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RefPtr<PromiseWorkerProxy> mProxy;
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};
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NS_IMPL_ISUPPORTS(WorkerUnsubscribeResultCallback, nsIUnsubscribeResultCallback)
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class UnsubscribeRunnable final : public Runnable {
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public:
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UnsubscribeRunnable(PromiseWorkerProxy* aProxy, const nsAString& aScope)
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: Runnable("dom::UnsubscribeRunnable"), mProxy(aProxy), mScope(aScope) {
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MOZ_ASSERT(aProxy);
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MOZ_ASSERT(!aScope.IsEmpty());
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}
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NS_IMETHOD
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Run() override {
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AssertIsOnMainThread();
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nsCOMPtr<nsIPrincipal> principal;
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{
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MutexAutoLock lock(mProxy->Lock());
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if (mProxy->CleanedUp()) {
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return NS_OK;
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}
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principal = mProxy->GetWorkerPrivate()->GetPrincipal();
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}
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MOZ_ASSERT(principal);
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RefPtr<WorkerUnsubscribeResultCallback> callback =
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new WorkerUnsubscribeResultCallback(mProxy);
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nsCOMPtr<nsIPushService> service =
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do_GetService("@mozilla.org/push/Service;1");
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if (NS_WARN_IF(!service)) {
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callback->OnUnsubscribe(NS_ERROR_FAILURE, false);
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return NS_OK;
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}
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if (NS_WARN_IF(
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NS_FAILED(service->Unsubscribe(mScope, principal, callback)))) {
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callback->OnUnsubscribe(NS_ERROR_FAILURE, false);
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return NS_OK;
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}
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return NS_OK;
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}
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private:
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~UnsubscribeRunnable() = default;
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RefPtr<PromiseWorkerProxy> mProxy;
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nsString mScope;
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};
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} // anonymous namespace
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PushSubscription::PushSubscription(nsIGlobalObject* aGlobal,
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const nsAString& aEndpoint,
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const nsAString& aScope,
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nsTArray<uint8_t>&& aRawP256dhKey,
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nsTArray<uint8_t>&& aAuthSecret,
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nsTArray<uint8_t>&& aAppServerKey)
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: mEndpoint(aEndpoint),
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mScope(aScope),
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mRawP256dhKey(std::move(aRawP256dhKey)),
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mAuthSecret(std::move(aAuthSecret)) {
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if (NS_IsMainThread()) {
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mGlobal = aGlobal;
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} else {
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#ifdef DEBUG
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// There's only one global on a worker, so we don't need to pass a global
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// object to the constructor.
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WorkerPrivate* worker = GetCurrentThreadWorkerPrivate();
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MOZ_ASSERT(worker);
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worker->AssertIsOnWorkerThread();
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#endif
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}
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mOptions = new PushSubscriptionOptions(mGlobal, std::move(aAppServerKey));
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}
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PushSubscription::~PushSubscription() = default;
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NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(PushSubscription, mGlobal, mOptions)
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NS_IMPL_CYCLE_COLLECTING_ADDREF(PushSubscription)
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NS_IMPL_CYCLE_COLLECTING_RELEASE(PushSubscription)
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(PushSubscription)
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NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
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NS_INTERFACE_MAP_ENTRY(nsISupports)
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NS_INTERFACE_MAP_END
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JSObject* PushSubscription::WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) {
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return PushSubscription_Binding::Wrap(aCx, this, aGivenProto);
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}
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// static
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already_AddRefed<PushSubscription> PushSubscription::Constructor(
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GlobalObject& aGlobal, const PushSubscriptionInit& aInitDict,
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ErrorResult& aRv) {
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nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(aGlobal.GetAsSupports());
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nsTArray<uint8_t> rawKey;
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if (aInitDict.mP256dhKey.WasPassed() &&
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!aInitDict.mP256dhKey.Value().IsNull() &&
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!PushUtil::CopyArrayBufferToArray(aInitDict.mP256dhKey.Value().Value(),
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rawKey)) {
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aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
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return nullptr;
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}
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nsTArray<uint8_t> authSecret;
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if (aInitDict.mAuthSecret.WasPassed() &&
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!aInitDict.mAuthSecret.Value().IsNull() &&
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!PushUtil::CopyArrayBufferToArray(aInitDict.mAuthSecret.Value().Value(),
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authSecret)) {
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aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
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return nullptr;
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}
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nsTArray<uint8_t> appServerKey;
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if (aInitDict.mAppServerKey.WasPassed() &&
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!aInitDict.mAppServerKey.Value().IsNull()) {
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const OwningArrayBufferViewOrArrayBuffer& bufferSource =
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aInitDict.mAppServerKey.Value().Value();
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if (!PushUtil::CopyBufferSourceToArray(bufferSource, appServerKey)) {
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aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
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return nullptr;
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}
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}
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RefPtr<PushSubscription> sub = new PushSubscription(
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global, aInitDict.mEndpoint, aInitDict.mScope, std::move(rawKey),
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std::move(authSecret), std::move(appServerKey));
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return sub.forget();
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}
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already_AddRefed<Promise> PushSubscription::Unsubscribe(ErrorResult& aRv) {
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if (!NS_IsMainThread()) {
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RefPtr<Promise> p = UnsubscribeFromWorker(aRv);
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return p.forget();
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}
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MOZ_ASSERT(mGlobal);
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nsCOMPtr<nsIPushService> service =
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do_GetService("@mozilla.org/push/Service;1");
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if (NS_WARN_IF(!service)) {
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aRv.Throw(NS_ERROR_FAILURE);
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return nullptr;
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}
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nsCOMPtr<nsIScriptObjectPrincipal> sop = do_QueryInterface(mGlobal);
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if (!sop) {
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aRv.Throw(NS_ERROR_FAILURE);
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return nullptr;
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}
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RefPtr<Promise> p = Promise::Create(mGlobal, aRv);
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if (NS_WARN_IF(aRv.Failed())) {
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return nullptr;
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}
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RefPtr<UnsubscribeResultCallback> callback = new UnsubscribeResultCallback(p);
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Unused << NS_WARN_IF(
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NS_FAILED(service->Unsubscribe(mScope, sop->GetPrincipal(), callback)));
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return p.forget();
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}
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void PushSubscription::GetKey(JSContext* aCx, PushEncryptionKeyName aType,
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JS::MutableHandle<JSObject*> aKey,
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ErrorResult& aRv) {
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if (aType == PushEncryptionKeyName::P256dh) {
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PushUtil::CopyArrayToArrayBuffer(aCx, mRawP256dhKey, aKey, aRv);
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} else if (aType == PushEncryptionKeyName::Auth) {
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PushUtil::CopyArrayToArrayBuffer(aCx, mAuthSecret, aKey, aRv);
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} else {
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aKey.set(nullptr);
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}
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}
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void PushSubscription::ToJSON(PushSubscriptionJSON& aJSON, ErrorResult& aRv) {
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aJSON.mEndpoint.Construct();
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aJSON.mEndpoint.Value() = mEndpoint;
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aJSON.mKeys.mP256dh.Construct();
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nsresult rv = Base64URLEncode(
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mRawP256dhKey.Length(), mRawP256dhKey.Elements(),
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Base64URLEncodePaddingPolicy::Omit, aJSON.mKeys.mP256dh.Value());
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aRv.Throw(rv);
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return;
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}
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aJSON.mKeys.mAuth.Construct();
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rv = Base64URLEncode(mAuthSecret.Length(), mAuthSecret.Elements(),
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Base64URLEncodePaddingPolicy::Omit,
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aJSON.mKeys.mAuth.Value());
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aRv.Throw(rv);
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return;
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}
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}
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already_AddRefed<PushSubscriptionOptions> PushSubscription::Options() {
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RefPtr<PushSubscriptionOptions> options = mOptions;
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return options.forget();
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}
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already_AddRefed<Promise> PushSubscription::UnsubscribeFromWorker(
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ErrorResult& aRv) {
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WorkerPrivate* worker = GetCurrentThreadWorkerPrivate();
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MOZ_ASSERT(worker);
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worker->AssertIsOnWorkerThread();
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nsCOMPtr<nsIGlobalObject> global = worker->GlobalScope();
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RefPtr<Promise> p = Promise::Create(global, aRv);
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if (NS_WARN_IF(aRv.Failed())) {
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return nullptr;
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}
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RefPtr<PromiseWorkerProxy> proxy = PromiseWorkerProxy::Create(worker, p);
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if (!proxy) {
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p->MaybeReject(NS_ERROR_DOM_PUSH_SERVICE_UNREACHABLE);
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return p.forget();
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}
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RefPtr<UnsubscribeRunnable> r = new UnsubscribeRunnable(proxy, mScope);
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MOZ_ALWAYS_SUCCEEDS(NS_DispatchToMainThread(r));
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return p.forget();
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}
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} // namespace dom
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} // namespace mozilla
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