diff options
Diffstat (limited to 'netwerk/protocol/http/HttpBackgroundChannelParent.cpp')
| -rw-r--r-- | netwerk/protocol/http/HttpBackgroundChannelParent.cpp | 517 |
1 files changed, 517 insertions, 0 deletions
diff --git a/netwerk/protocol/http/HttpBackgroundChannelParent.cpp b/netwerk/protocol/http/HttpBackgroundChannelParent.cpp new file mode 100644 index 0000000000..a466277eba --- /dev/null +++ b/netwerk/protocol/http/HttpBackgroundChannelParent.cpp @@ -0,0 +1,517 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set sw=2 ts=8 et 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/. */ + +// HttpLog.h should generally be included first +#include "HttpLog.h" + +#include "HttpBackgroundChannelParent.h" + +#include "HttpChannelParent.h" +#include "mozilla/ipc/BackgroundParent.h" +#include "mozilla/IntegerPrintfMacros.h" +#include "mozilla/Unused.h" +#include "mozilla/net/BackgroundChannelRegistrar.h" +#include "mozilla/net/ChannelEventQueue.h" +#include "nsNetCID.h" +#include "nsQueryObject.h" +#include "nsThreadUtils.h" + +using mozilla::dom::ContentParent; +using mozilla::ipc::AssertIsInMainProcess; +using mozilla::ipc::AssertIsOnBackgroundThread; +using mozilla::ipc::BackgroundParent; +using mozilla::ipc::IPCResult; +using mozilla::ipc::IsOnBackgroundThread; + +namespace mozilla { +namespace net { + +/* + * Helper class for continuing the AsyncOpen procedure on main thread. + */ +class ContinueAsyncOpenRunnable final : public Runnable { + public: + ContinueAsyncOpenRunnable(HttpBackgroundChannelParent* aActor, + const uint64_t& aChannelId) + : Runnable("net::ContinueAsyncOpenRunnable"), + mActor(aActor), + mChannelId(aChannelId) { + AssertIsInMainProcess(); + AssertIsOnBackgroundThread(); + MOZ_ASSERT(mActor); + } + + NS_IMETHOD Run() override { + LOG( + ("HttpBackgroundChannelParent::ContinueAsyncOpen [this=%p " + "channelId=%" PRIu64 "]\n", + mActor.get(), mChannelId)); + AssertIsInMainProcess(); + MOZ_ASSERT(NS_IsMainThread()); + + nsCOMPtr<nsIBackgroundChannelRegistrar> registrar = + BackgroundChannelRegistrar::GetOrCreate(); + MOZ_ASSERT(registrar); + + registrar->LinkBackgroundChannel(mChannelId, mActor); + return NS_OK; + } + + private: + RefPtr<HttpBackgroundChannelParent> mActor; + const uint64_t mChannelId; +}; + +HttpBackgroundChannelParent::HttpBackgroundChannelParent() + : mIPCOpened(true), + mBgThreadMutex("HttpBackgroundChannelParent::BgThreadMutex") { + AssertIsInMainProcess(); + AssertIsOnBackgroundThread(); + + { + MutexAutoLock lock(mBgThreadMutex); + mBackgroundThread = NS_GetCurrentThread(); + } +} + +HttpBackgroundChannelParent::~HttpBackgroundChannelParent() { + MOZ_ASSERT(NS_IsMainThread() || IsOnBackgroundThread()); + MOZ_ASSERT(!mIPCOpened); +} + +nsresult HttpBackgroundChannelParent::Init(const uint64_t& aChannelId) { + LOG(("HttpBackgroundChannelParent::Init [this=%p channelId=%" PRIu64 "]\n", + this, aChannelId)); + AssertIsInMainProcess(); + AssertIsOnBackgroundThread(); + + RefPtr<ContinueAsyncOpenRunnable> runnable = + new ContinueAsyncOpenRunnable(this, aChannelId); + + return NS_DispatchToMainThread(runnable); +} + +void HttpBackgroundChannelParent::LinkToChannel( + HttpChannelParent* aChannelParent) { + LOG(("HttpBackgroundChannelParent::LinkToChannel [this=%p channel=%p]\n", + this, aChannelParent)); + AssertIsInMainProcess(); + MOZ_ASSERT(NS_IsMainThread()); + + if (!mIPCOpened) { + return; + } + + mChannelParent = aChannelParent; +} + +void HttpBackgroundChannelParent::OnChannelClosed() { + LOG(("HttpBackgroundChannelParent::OnChannelClosed [this=%p]\n", this)); + AssertIsInMainProcess(); + MOZ_ASSERT(NS_IsMainThread()); + + if (!mIPCOpened) { + return; + } + + nsresult rv; + + { + MutexAutoLock lock(mBgThreadMutex); + RefPtr<HttpBackgroundChannelParent> self = this; + rv = mBackgroundThread->Dispatch( + NS_NewRunnableFunction( + "net::HttpBackgroundChannelParent::OnChannelClosed", + [self]() { + LOG(("HttpBackgroundChannelParent::DeleteRunnable [this=%p]\n", + self.get())); + AssertIsOnBackgroundThread(); + + if (!self->mIPCOpened.compareExchange(true, false)) { + return; + } + + Unused << self->Send__delete__(self); + }), + NS_DISPATCH_NORMAL); + } + + Unused << NS_WARN_IF(NS_FAILED(rv)); +} + +bool HttpBackgroundChannelParent::OnStartRequest( + const nsHttpResponseHead& aResponseHead, const bool& aUseResponseHead, + const nsHttpHeaderArray& aRequestHeaders, + const HttpChannelOnStartRequestArgs& aArgs, + const nsCOMPtr<nsICacheEntry>& aAltDataSource) { + LOG(("HttpBackgroundChannelParent::OnStartRequest [this=%p]\n", this)); + AssertIsInMainProcess(); + + if (NS_WARN_IF(!mIPCOpened)) { + return false; + } + + if (!IsOnBackgroundThread()) { + MutexAutoLock lock(mBgThreadMutex); + nsresult rv = mBackgroundThread->Dispatch( + NewRunnableMethod< + const nsHttpResponseHead, const bool, const nsHttpHeaderArray, + const HttpChannelOnStartRequestArgs, const nsCOMPtr<nsICacheEntry>>( + "net::HttpBackgroundChannelParent::OnStartRequest", this, + &HttpBackgroundChannelParent::OnStartRequest, aResponseHead, + aUseResponseHead, aRequestHeaders, aArgs, aAltDataSource), + NS_DISPATCH_NORMAL); + + MOZ_DIAGNOSTIC_ASSERT(NS_SUCCEEDED(rv)); + + return NS_SUCCEEDED(rv); + } + + HttpChannelAltDataStream altData; + if (aAltDataSource) { + nsAutoCString altDataType; + Unused << aAltDataSource->GetAltDataType(altDataType); + + if (!altDataType.IsEmpty()) { + nsCOMPtr<nsIInputStream> inputStream; + nsresult rv = aAltDataSource->OpenAlternativeInputStream( + altDataType, getter_AddRefs(inputStream)); + if (NS_SUCCEEDED(rv)) { + Unused << mozilla::ipc::SerializeIPCStream(inputStream.forget(), + altData.altDataInputStream(), + /* aAllowLazy */ true); + } + } + } + + return SendOnStartRequest(aResponseHead, aUseResponseHead, aRequestHeaders, + aArgs, altData); +} + +bool HttpBackgroundChannelParent::OnTransportAndData( + const nsresult& aChannelStatus, const nsresult& aTransportStatus, + const uint64_t& aOffset, const uint32_t& aCount, const nsCString& aData) { + LOG(("HttpBackgroundChannelParent::OnTransportAndData [this=%p]\n", this)); + AssertIsInMainProcess(); + + if (NS_WARN_IF(!mIPCOpened)) { + return false; + } + + if (!IsOnBackgroundThread()) { + MutexAutoLock lock(mBgThreadMutex); + nsresult rv = mBackgroundThread->Dispatch( + NewRunnableMethod<const nsresult, const nsresult, const uint64_t, + const uint32_t, const nsCString>( + "net::HttpBackgroundChannelParent::OnTransportAndData", this, + &HttpBackgroundChannelParent::OnTransportAndData, aChannelStatus, + aTransportStatus, aOffset, aCount, aData), + NS_DISPATCH_NORMAL); + + MOZ_DIAGNOSTIC_ASSERT(NS_SUCCEEDED(rv)); + + return NS_SUCCEEDED(rv); + } + + nsHttp::SendFunc<nsDependentCSubstring> sendFunc = + [self = UnsafePtr<HttpBackgroundChannelParent>(this), aChannelStatus, + aTransportStatus](const nsDependentCSubstring& aData, uint64_t aOffset, + uint32_t aCount) { + return self->SendOnTransportAndData(aChannelStatus, aTransportStatus, + aOffset, aCount, aData, false); + }; + + return nsHttp::SendDataInChunks(aData, aOffset, aCount, sendFunc); +} + +bool HttpBackgroundChannelParent::OnStopRequest( + const nsresult& aChannelStatus, const ResourceTimingStructArgs& aTiming, + const nsHttpHeaderArray& aResponseTrailers, + const nsTArray<ConsoleReportCollected>& aConsoleReports) { + LOG( + ("HttpBackgroundChannelParent::OnStopRequest [this=%p " + "status=%" PRIx32 "]\n", + this, static_cast<uint32_t>(aChannelStatus))); + AssertIsInMainProcess(); + + if (NS_WARN_IF(!mIPCOpened)) { + return false; + } + + if (!IsOnBackgroundThread()) { + MutexAutoLock lock(mBgThreadMutex); + nsresult rv = mBackgroundThread->Dispatch( + NewRunnableMethod<const nsresult, const ResourceTimingStructArgs, + const nsHttpHeaderArray, + const CopyableTArray<ConsoleReportCollected>>( + "net::HttpBackgroundChannelParent::OnStopRequest", this, + &HttpBackgroundChannelParent::OnStopRequest, aChannelStatus, + aTiming, aResponseTrailers, aConsoleReports), + NS_DISPATCH_NORMAL); + + MOZ_DIAGNOSTIC_ASSERT(NS_SUCCEEDED(rv)); + + return NS_SUCCEEDED(rv); + } + + // See the child code for why we do this. + TimeStamp lastActTabOpt = nsHttp::GetLastActiveTabLoadOptimizationHit(); + + return SendOnStopRequest(aChannelStatus, aTiming, lastActTabOpt, + aResponseTrailers, aConsoleReports, false); +} + +bool HttpBackgroundChannelParent::OnConsoleReport( + const nsTArray<ConsoleReportCollected>& aConsoleReports) { + LOG(("HttpBackgroundChannelParent::OnConsoleReport [this=%p]", this)); + AssertIsInMainProcess(); + + if (NS_WARN_IF(!mIPCOpened)) { + return false; + } + + if (!IsOnBackgroundThread()) { + MutexAutoLock lock(mBgThreadMutex); + nsresult rv = mBackgroundThread->Dispatch( + NewRunnableMethod<const CopyableTArray<ConsoleReportCollected>>( + "net::HttpBackgroundChannelParent::OnConsoleReport", this, + &HttpBackgroundChannelParent::OnConsoleReport, aConsoleReports), + NS_DISPATCH_NORMAL); + + MOZ_DIAGNOSTIC_ASSERT(NS_SUCCEEDED(rv)); + + return NS_SUCCEEDED(rv); + } + + return SendOnConsoleReport(aConsoleReports); +} + +bool HttpBackgroundChannelParent::OnAfterLastPart(const nsresult aStatus) { + LOG(("HttpBackgroundChannelParent::OnAfterLastPart [this=%p]\n", this)); + AssertIsInMainProcess(); + + if (NS_WARN_IF(!mIPCOpened)) { + return false; + } + + if (!IsOnBackgroundThread()) { + MutexAutoLock lock(mBgThreadMutex); + nsresult rv = mBackgroundThread->Dispatch( + NewRunnableMethod<const nsresult>( + "net::HttpBackgroundChannelParent::OnAfterLastPart", this, + &HttpBackgroundChannelParent::OnAfterLastPart, aStatus), + NS_DISPATCH_NORMAL); + + MOZ_DIAGNOSTIC_ASSERT(NS_SUCCEEDED(rv)); + + return NS_SUCCEEDED(rv); + } + + return SendOnAfterLastPart(aStatus); +} + +bool HttpBackgroundChannelParent::OnProgress(const int64_t aProgress, + const int64_t aProgressMax) { + LOG(("HttpBackgroundChannelParent::OnProgress [this=%p]\n", this)); + AssertIsInMainProcess(); + + if (NS_WARN_IF(!mIPCOpened)) { + return false; + } + + if (!IsOnBackgroundThread()) { + MutexAutoLock lock(mBgThreadMutex); + nsresult rv = mBackgroundThread->Dispatch( + NewRunnableMethod<const int64_t, const int64_t>( + "net::HttpBackgroundChannelParent::OnProgress", this, + &HttpBackgroundChannelParent::OnProgress, aProgress, aProgressMax), + NS_DISPATCH_NORMAL); + + MOZ_DIAGNOSTIC_ASSERT(NS_SUCCEEDED(rv)); + + return NS_SUCCEEDED(rv); + } + + return SendOnProgress(aProgress, aProgressMax); +} + +bool HttpBackgroundChannelParent::OnStatus(const nsresult aStatus) { + LOG(("HttpBackgroundChannelParent::OnStatus [this=%p]\n", this)); + AssertIsInMainProcess(); + + if (NS_WARN_IF(!mIPCOpened)) { + return false; + } + + if (!IsOnBackgroundThread()) { + MutexAutoLock lock(mBgThreadMutex); + nsresult rv = mBackgroundThread->Dispatch( + NewRunnableMethod<const nsresult>( + "net::HttpBackgroundChannelParent::OnStatus", this, + &HttpBackgroundChannelParent::OnStatus, aStatus), + NS_DISPATCH_NORMAL); + + MOZ_DIAGNOSTIC_ASSERT(NS_SUCCEEDED(rv)); + + return NS_SUCCEEDED(rv); + } + + return SendOnStatus(aStatus); +} + +bool HttpBackgroundChannelParent::OnNotifyClassificationFlags( + uint32_t aClassificationFlags, bool aIsThirdParty) { + LOG( + ("HttpBackgroundChannelParent::OnNotifyClassificationFlags " + "classificationFlags=%" PRIu32 ", thirdparty=%d [this=%p]\n", + aClassificationFlags, static_cast<int>(aIsThirdParty), this)); + AssertIsInMainProcess(); + + if (NS_WARN_IF(!mIPCOpened)) { + return false; + } + + if (!IsOnBackgroundThread()) { + MutexAutoLock lock(mBgThreadMutex); + nsresult rv = mBackgroundThread->Dispatch( + NewRunnableMethod<uint32_t, bool>( + "net::HttpBackgroundChannelParent::OnNotifyClassificationFlags", + this, &HttpBackgroundChannelParent::OnNotifyClassificationFlags, + aClassificationFlags, aIsThirdParty), + NS_DISPATCH_NORMAL); + + MOZ_DIAGNOSTIC_ASSERT(NS_SUCCEEDED(rv)); + + return NS_SUCCEEDED(rv); + } + + return SendNotifyClassificationFlags(aClassificationFlags, aIsThirdParty); +} + +bool HttpBackgroundChannelParent::OnSetClassifierMatchedInfo( + const nsACString& aList, const nsACString& aProvider, + const nsACString& aFullHash) { + LOG(("HttpBackgroundChannelParent::OnSetClassifierMatchedInfo [this=%p]\n", + this)); + AssertIsInMainProcess(); + + if (NS_WARN_IF(!mIPCOpened)) { + return false; + } + + if (!IsOnBackgroundThread()) { + MutexAutoLock lock(mBgThreadMutex); + nsresult rv = mBackgroundThread->Dispatch( + NewRunnableMethod<const nsCString, const nsCString, const nsCString>( + "net::HttpBackgroundChannelParent::OnSetClassifierMatchedInfo", + this, &HttpBackgroundChannelParent::OnSetClassifierMatchedInfo, + aList, aProvider, aFullHash), + NS_DISPATCH_NORMAL); + + MOZ_DIAGNOSTIC_ASSERT(NS_SUCCEEDED(rv)); + + return NS_SUCCEEDED(rv); + } + + ClassifierInfo info; + info.list() = aList; + info.fullhash() = aFullHash; + info.provider() = aProvider; + + return SendSetClassifierMatchedInfo(info); +} + +bool HttpBackgroundChannelParent::OnSetClassifierMatchedTrackingInfo( + const nsACString& aLists, const nsACString& aFullHashes) { + LOG( + ("HttpBackgroundChannelParent::OnSetClassifierMatchedTrackingInfo " + "[this=%p]\n", + this)); + AssertIsInMainProcess(); + + if (NS_WARN_IF(!mIPCOpened)) { + return false; + } + + if (!IsOnBackgroundThread()) { + MutexAutoLock lock(mBgThreadMutex); + nsresult rv = mBackgroundThread->Dispatch( + NewRunnableMethod<const nsCString, const nsCString>( + "net::HttpBackgroundChannelParent::" + "OnSetClassifierMatchedTrackingInfo", + this, + &HttpBackgroundChannelParent::OnSetClassifierMatchedTrackingInfo, + aLists, aFullHashes), + NS_DISPATCH_NORMAL); + + MOZ_DIAGNOSTIC_ASSERT(NS_SUCCEEDED(rv)); + + return NS_SUCCEEDED(rv); + } + + ClassifierInfo info; + info.list() = aLists; + info.fullhash() = aFullHashes; + + return SendSetClassifierMatchedTrackingInfo(info); +} + +nsISerialEventTarget* HttpBackgroundChannelParent::GetBackgroundTarget() { + MOZ_ASSERT(mBackgroundThread); + return mBackgroundThread.get(); +} + +auto HttpBackgroundChannelParent::AttachStreamFilter( + Endpoint<extensions::PStreamFilterParent>&& aParentEndpoint, + Endpoint<extensions::PStreamFilterChild>&& aChildEndpoint) + -> RefPtr<ChildEndpointPromise> { + LOG(("HttpBackgroundChannelParent::AttachStreamFilter [this=%p]\n", this)); + MOZ_ASSERT(IsOnBackgroundThread()); + + if (NS_WARN_IF(!mIPCOpened) || + !SendAttachStreamFilter(std::move(aParentEndpoint))) { + return ChildEndpointPromise::CreateAndReject(false, __func__); + } + + return ChildEndpointPromise::CreateAndResolve(std::move(aChildEndpoint), + __func__); +} + +auto HttpBackgroundChannelParent::DetachStreamFilters() + -> RefPtr<GenericPromise> { + LOG(("HttpBackgroundChannelParent::DetachStreamFilters [this=%p]\n", this)); + if (NS_WARN_IF(!mIPCOpened) || !SendDetachStreamFilters()) { + return GenericPromise::CreateAndReject(NS_ERROR_FAILURE, __func__); + } + + return GenericPromise::CreateAndResolve(true, __func__); +} + +void HttpBackgroundChannelParent::ActorDestroy(ActorDestroyReason aWhy) { + LOG(("HttpBackgroundChannelParent::ActorDestroy [this=%p]\n", this)); + AssertIsInMainProcess(); + AssertIsOnBackgroundThread(); + + mIPCOpened = false; + + RefPtr<HttpBackgroundChannelParent> self = this; + DebugOnly<nsresult> rv = NS_DispatchToMainThread(NS_NewRunnableFunction( + "net::HttpBackgroundChannelParent::ActorDestroy", [self]() { + MOZ_ASSERT(NS_IsMainThread()); + + RefPtr<HttpChannelParent> channelParent = + std::move(self->mChannelParent); + + if (channelParent) { + channelParent->OnBackgroundParentDestroyed(); + } + })); + MOZ_ASSERT(NS_SUCCEEDED(rv)); +} + +} // namespace net +} // namespace mozilla |