gecko-dev/netwerk/ipc/NeckoChild.cpp

577 строки
16 KiB
C++

/* 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/. */
#include "necko-config.h"
#include "nsHttp.h"
#include "mozilla/net/NeckoChild.h"
#include "mozilla/dom/ContentChild.h"
#include "mozilla/dom/TabChild.h"
#include "mozilla/net/HttpChannelChild.h"
#include "mozilla/net/CookieServiceChild.h"
#include "mozilla/net/WyciwygChannelChild.h"
#include "mozilla/net/FTPChannelChild.h"
#include "mozilla/net/WebSocketChannelChild.h"
#include "mozilla/net/WebSocketEventListenerChild.h"
#include "mozilla/net/DNSRequestChild.h"
#include "mozilla/net/ChannelDiverterChild.h"
#include "mozilla/net/IPCTransportProvider.h"
#include "mozilla/dom/network/TCPSocketChild.h"
#include "mozilla/dom/network/TCPServerSocketChild.h"
#include "mozilla/dom/network/UDPSocketChild.h"
#include "mozilla/net/AltDataOutputStreamChild.h"
#include "mozilla/net/TrackingDummyChannelChild.h"
#ifdef MOZ_WEBRTC
#include "mozilla/net/StunAddrsRequestChild.h"
#include "mozilla/net/WebrtcProxyChannelChild.h"
#endif
#include "SerializedLoadContext.h"
#include "nsGlobalWindow.h"
#include "nsIOService.h"
#include "nsINetworkPredictor.h"
#include "nsINetworkPredictorVerifier.h"
#include "nsINetworkLinkService.h"
#include "nsIRedirectProcessChooser.h"
#include "nsQueryObject.h"
#include "mozilla/ipc/URIUtils.h"
#include "nsNetUtil.h"
using mozilla::dom::TCPSocketChild;
using mozilla::dom::TCPServerSocketChild;
using mozilla::dom::UDPSocketChild;
namespace mozilla {
namespace net {
PNeckoChild *gNeckoChild = nullptr;
// C++ file contents
NeckoChild::~NeckoChild()
{
//Send__delete__(gNeckoChild);
gNeckoChild = nullptr;
}
void NeckoChild::InitNeckoChild()
{
MOZ_ASSERT(IsNeckoChild(), "InitNeckoChild called by non-child!");
if (!gNeckoChild) {
mozilla::dom::ContentChild * cpc =
mozilla::dom::ContentChild::GetSingleton();
NS_ASSERTION(cpc, "Content Protocol is NULL!");
if (NS_WARN_IF(cpc->IsShuttingDown())) {
return;
}
gNeckoChild = cpc->SendPNeckoConstructor();
NS_ASSERTION(gNeckoChild, "PNecko Protocol init failed!");
}
}
PHttpChannelChild*
NeckoChild::AllocPHttpChannelChild(const PBrowserOrId& browser,
const SerializedLoadContext& loadContext,
const HttpChannelCreationArgs& aOpenArgs)
{
// We don't allocate here: instead we always use IPDL constructor that takes
// an existing HttpChildChannel
MOZ_ASSERT_UNREACHABLE("AllocPHttpChannelChild should not be called on "
"child");
return nullptr;
}
bool
NeckoChild::DeallocPHttpChannelChild(PHttpChannelChild* channel)
{
MOZ_ASSERT(IsNeckoChild(), "DeallocPHttpChannelChild called by non-child!");
HttpChannelChild* child = static_cast<HttpChannelChild*>(channel);
child->ReleaseIPDLReference();
return true;
}
PStunAddrsRequestChild*
NeckoChild::AllocPStunAddrsRequestChild()
{
// We don't allocate here: instead we always use IPDL constructor that takes
// an existing object
MOZ_ASSERT_UNREACHABLE("AllocPStunAddrsRequestChild should not be called "
"on child");
return nullptr;
}
bool
NeckoChild::DeallocPStunAddrsRequestChild(PStunAddrsRequestChild* aActor)
{
#ifdef MOZ_WEBRTC
StunAddrsRequestChild* p = static_cast<StunAddrsRequestChild*>(aActor);
p->ReleaseIPDLReference();
#endif
return true;
}
PWebrtcProxyChannelChild*
NeckoChild::AllocPWebrtcProxyChannelChild(const PBrowserOrId& browser)
{
// We don't allocate here: instead we always use IPDL constructor that takes
// an existing object
MOZ_ASSERT_UNREACHABLE("AllocPWebrtcProxyChannelChild should not be called on"
" child");
return nullptr;
}
bool
NeckoChild::DeallocPWebrtcProxyChannelChild(PWebrtcProxyChannelChild* aActor)
{
#ifdef MOZ_WEBRTC
WebrtcProxyChannelChild* child = static_cast<WebrtcProxyChannelChild*>(aActor);
child->ReleaseIPDLReference();
#endif
return true;
}
PAltDataOutputStreamChild*
NeckoChild::AllocPAltDataOutputStreamChild(
const nsCString& type,
const int64_t& predictedSize,
PHttpChannelChild* channel)
{
// We don't allocate here: see HttpChannelChild::OpenAlternativeOutputStream()
MOZ_ASSERT_UNREACHABLE("AllocPAltDataOutputStreamChild should not be called");
return nullptr;
}
bool
NeckoChild::DeallocPAltDataOutputStreamChild(PAltDataOutputStreamChild* aActor)
{
AltDataOutputStreamChild* child = static_cast<AltDataOutputStreamChild*>(aActor);
child->ReleaseIPDLReference();
return true;
}
PFTPChannelChild*
NeckoChild::AllocPFTPChannelChild(const PBrowserOrId& aBrowser,
const SerializedLoadContext& aSerialized,
const FTPChannelCreationArgs& aOpenArgs)
{
// We don't allocate here: see FTPChannelChild::AsyncOpen()
MOZ_CRASH("AllocPFTPChannelChild should not be called");
return nullptr;
}
bool
NeckoChild::DeallocPFTPChannelChild(PFTPChannelChild* channel)
{
MOZ_ASSERT(IsNeckoChild(), "DeallocPFTPChannelChild called by non-child!");
FTPChannelChild* child = static_cast<FTPChannelChild*>(channel);
child->ReleaseIPDLReference();
return true;
}
PCookieServiceChild*
NeckoChild::AllocPCookieServiceChild()
{
// We don't allocate here: see nsCookieService::GetSingleton()
MOZ_ASSERT_UNREACHABLE("AllocPCookieServiceChild should not be called");
return nullptr;
}
bool
NeckoChild::DeallocPCookieServiceChild(PCookieServiceChild* cs)
{
NS_ASSERTION(IsNeckoChild(), "DeallocPCookieServiceChild called by non-child!");
CookieServiceChild *p = static_cast<CookieServiceChild*>(cs);
p->Release();
return true;
}
PWyciwygChannelChild*
NeckoChild::AllocPWyciwygChannelChild()
{
// We don't allocate here: see nsWyciwygProtocolHandler::NewChannel2()
MOZ_ASSERT_UNREACHABLE("AllocPWyciwygChannelChild should not be called");
return nullptr;
}
bool
NeckoChild::DeallocPWyciwygChannelChild(PWyciwygChannelChild* channel)
{
MOZ_ASSERT(IsNeckoChild(), "DeallocPWyciwygChannelChild called by non-child!");
WyciwygChannelChild *p = static_cast<WyciwygChannelChild*>(channel);
p->ReleaseIPDLReference();
return true;
}
PWebSocketChild*
NeckoChild::AllocPWebSocketChild(const PBrowserOrId& browser,
const SerializedLoadContext& aSerialized,
const uint32_t& aSerial)
{
MOZ_ASSERT_UNREACHABLE("AllocPWebSocketChild should not be called");
return nullptr;
}
bool
NeckoChild::DeallocPWebSocketChild(PWebSocketChild* child)
{
WebSocketChannelChild* p = static_cast<WebSocketChannelChild*>(child);
p->ReleaseIPDLReference();
return true;
}
PWebSocketEventListenerChild*
NeckoChild::AllocPWebSocketEventListenerChild(const uint64_t& aInnerWindowID)
{
nsCOMPtr<nsIEventTarget> target;
if (nsGlobalWindowInner* win = nsGlobalWindowInner::GetInnerWindowWithId(aInnerWindowID)) {
target = win->EventTargetFor(TaskCategory::Other);
}
RefPtr<WebSocketEventListenerChild> c =
new WebSocketEventListenerChild(aInnerWindowID, target);
if (target) {
gNeckoChild->SetEventTargetForActor(c, target);
}
return c.forget().take();
}
bool
NeckoChild::DeallocPWebSocketEventListenerChild(PWebSocketEventListenerChild* aActor)
{
RefPtr<WebSocketEventListenerChild> c =
dont_AddRef(static_cast<WebSocketEventListenerChild*>(aActor));
MOZ_ASSERT(c);
return true;
}
PDataChannelChild*
NeckoChild::AllocPDataChannelChild(const uint32_t& channelId)
{
MOZ_ASSERT_UNREACHABLE("Should never get here");
return nullptr;
}
bool
NeckoChild::DeallocPDataChannelChild(PDataChannelChild* child)
{
// NB: See DataChannelChild::ActorDestroy.
return true;
}
PFileChannelChild*
NeckoChild::AllocPFileChannelChild(const uint32_t& channelId)
{
MOZ_ASSERT_UNREACHABLE("Should never get here");
return nullptr;
}
bool
NeckoChild::DeallocPFileChannelChild(PFileChannelChild* child)
{
// NB: See FileChannelChild::ActorDestroy.
return true;
}
PSimpleChannelChild*
NeckoChild::AllocPSimpleChannelChild(const uint32_t& channelId)
{
MOZ_ASSERT_UNREACHABLE("Should never get here");
return nullptr;
}
bool
NeckoChild::DeallocPSimpleChannelChild(PSimpleChannelChild* child)
{
// NB: See SimpleChannelChild::ActorDestroy.
return true;
}
PTCPSocketChild*
NeckoChild::AllocPTCPSocketChild(const nsString& host,
const uint16_t& port)
{
TCPSocketChild* p = new TCPSocketChild(host, port, nullptr);
p->AddIPDLReference();
return p;
}
bool
NeckoChild::DeallocPTCPSocketChild(PTCPSocketChild* child)
{
TCPSocketChild* p = static_cast<TCPSocketChild*>(child);
p->ReleaseIPDLReference();
return true;
}
PTCPServerSocketChild*
NeckoChild::AllocPTCPServerSocketChild(const uint16_t& aLocalPort,
const uint16_t& aBacklog,
const bool& aUseArrayBuffers)
{
MOZ_ASSERT_UNREACHABLE("AllocPTCPServerSocket should not be called");
return nullptr;
}
bool
NeckoChild::DeallocPTCPServerSocketChild(PTCPServerSocketChild* child)
{
TCPServerSocketChild* p = static_cast<TCPServerSocketChild*>(child);
p->ReleaseIPDLReference();
return true;
}
PUDPSocketChild*
NeckoChild::AllocPUDPSocketChild(const Principal& aPrincipal,
const nsCString& aFilter)
{
MOZ_ASSERT_UNREACHABLE("AllocPUDPSocket should not be called");
return nullptr;
}
bool
NeckoChild::DeallocPUDPSocketChild(PUDPSocketChild* child)
{
UDPSocketChild* p = static_cast<UDPSocketChild*>(child);
p->ReleaseIPDLReference();
return true;
}
PDNSRequestChild*
NeckoChild::AllocPDNSRequestChild(const nsCString& aHost,
const OriginAttributes& aOriginAttributes,
const uint32_t& aFlags)
{
// We don't allocate here: instead we always use IPDL constructor that takes
// an existing object
MOZ_ASSERT_UNREACHABLE("AllocPDNSRequestChild should not be called on child");
return nullptr;
}
bool
NeckoChild::DeallocPDNSRequestChild(PDNSRequestChild* aChild)
{
DNSRequestChild *p = static_cast<DNSRequestChild*>(aChild);
p->ReleaseIPDLReference();
return true;
}
PChannelDiverterChild*
NeckoChild::AllocPChannelDiverterChild(const ChannelDiverterArgs& channel)
{
return new ChannelDiverterChild();;
}
bool
NeckoChild::DeallocPChannelDiverterChild(PChannelDiverterChild* child)
{
delete static_cast<ChannelDiverterChild*>(child);
return true;
}
PTransportProviderChild*
NeckoChild::AllocPTransportProviderChild()
{
// This refcount is transferred to the receiver of the message that
// includes the PTransportProviderChild actor.
RefPtr<TransportProviderChild> res = new TransportProviderChild();
return res.forget().take();
}
bool
NeckoChild::DeallocPTransportProviderChild(PTransportProviderChild* aActor)
{
return true;
}
mozilla::ipc::IPCResult
NeckoChild::RecvCrossProcessRedirect(
const uint32_t& aRegistrarId,
nsIURI* aURI,
const uint32_t& aNewLoadFlags,
const OptionalLoadInfoArgs& aLoadInfo,
const uint64_t& aChannelId,
nsIURI* aOriginalURI,
const uint64_t& aIdentifier)
{
nsCOMPtr<nsILoadInfo> loadInfo;
nsresult rv = ipc::LoadInfoArgsToLoadInfo(aLoadInfo, getter_AddRefs(loadInfo));
if (NS_FAILED(rv)) {
MOZ_DIAGNOSTIC_ASSERT(false, "LoadInfoArgsToLoadInfo failed");
return IPC_OK();
}
nsCOMPtr<nsIChannel> newChannel;
rv = NS_NewChannelInternal(getter_AddRefs(newChannel),
aURI,
loadInfo,
nullptr, // PerformanceStorage
nullptr, // aLoadGroup
nullptr, // aCallbacks
aNewLoadFlags);
// We are sure this is a HttpChannelChild because the parent
// is always a HTTP channel.
RefPtr<HttpChannelChild> httpChild = do_QueryObject(newChannel);
if (NS_FAILED(rv) || !httpChild) {
MOZ_DIAGNOSTIC_ASSERT(false, "NS_NewChannelInternal failed");
return IPC_OK();
}
// This is used to report any errors back to the parent by calling
// CrossProcessRedirectFinished.
auto scopeExit = MakeScopeExit([&]() {
httpChild->CrossProcessRedirectFinished(rv);
});
rv = httpChild->SetChannelId(aChannelId);
if (NS_FAILED(rv)) {
return IPC_OK();
}
rv = httpChild->SetOriginalURI(aOriginalURI);
if (NS_FAILED(rv)) {
return IPC_OK();
}
// connect parent.
rv = httpChild->ConnectParent(aRegistrarId); // creates parent channel
if (NS_FAILED(rv)) {
return IPC_OK();
}
nsCOMPtr<nsIChildProcessChannelListener> processListener =
do_GetClassObject("@mozilla.org/network/childProcessChannelListener");
// The listener will call completeRedirectSetup on the channel.
rv = processListener->OnChannelReady(httpChild, aIdentifier);
if (NS_FAILED(rv)) {
return IPC_OK();
}
// scopeExit will call CrossProcessRedirectFinished(rv) here
return IPC_OK();
}
mozilla::ipc::IPCResult
NeckoChild::RecvAsyncAuthPromptForNestedFrame(const TabId& aNestedFrameId,
const nsCString& aUri,
const nsString& aRealm,
const uint64_t& aCallbackId)
{
RefPtr<dom::TabChild> tabChild = dom::TabChild::FindTabChild(aNestedFrameId);
if (!tabChild) {
MOZ_CRASH();
return IPC_FAIL_NO_REASON(this);
}
tabChild->SendAsyncAuthPrompt(aUri, aRealm, aCallbackId);
return IPC_OK();
}
/* Predictor Messages */
mozilla::ipc::IPCResult
NeckoChild::RecvPredOnPredictPrefetch(const URIParams& aURI,
const uint32_t& aHttpStatus)
{
MOZ_ASSERT(NS_IsMainThread(), "PredictorChild::RecvOnPredictPrefetch "
"off main thread.");
nsCOMPtr<nsIURI> uri = DeserializeURI(aURI);
// Get the current predictor
nsresult rv = NS_OK;
nsCOMPtr<nsINetworkPredictorVerifier> predictor =
do_GetService("@mozilla.org/network/predictor;1", &rv);
NS_ENSURE_SUCCESS(rv, IPC_FAIL_NO_REASON(this));
predictor->OnPredictPrefetch(uri, aHttpStatus);
return IPC_OK();
}
mozilla::ipc::IPCResult
NeckoChild::RecvPredOnPredictPreconnect(const URIParams& aURI)
{
MOZ_ASSERT(NS_IsMainThread(), "PredictorChild::RecvOnPredictPreconnect "
"off main thread.");
nsCOMPtr<nsIURI> uri = DeserializeURI(aURI);
// Get the current predictor
nsresult rv = NS_OK;
nsCOMPtr<nsINetworkPredictorVerifier> predictor =
do_GetService("@mozilla.org/network/predictor;1", &rv);
NS_ENSURE_SUCCESS(rv, IPC_FAIL_NO_REASON(this));
predictor->OnPredictPreconnect(uri);
return IPC_OK();
}
mozilla::ipc::IPCResult
NeckoChild::RecvPredOnPredictDNS(const URIParams& aURI)
{
MOZ_ASSERT(NS_IsMainThread(), "PredictorChild::RecvOnPredictDNS off "
"main thread.");
nsCOMPtr<nsIURI> uri = DeserializeURI(aURI);
// Get the current predictor
nsresult rv = NS_OK;
nsCOMPtr<nsINetworkPredictorVerifier> predictor =
do_GetService("@mozilla.org/network/predictor;1", &rv);
NS_ENSURE_SUCCESS(rv, IPC_FAIL_NO_REASON(this));
predictor->OnPredictDNS(uri);
return IPC_OK();
}
mozilla::ipc::IPCResult
NeckoChild::RecvSpeculativeConnectRequest()
{
nsCOMPtr<nsIObserverService> obsService = services::GetObserverService();
if (obsService) {
obsService->NotifyObservers(nullptr, "speculative-connect-request",
nullptr);
}
return IPC_OK();
}
mozilla::ipc::IPCResult
NeckoChild::RecvNetworkChangeNotification(nsCString const& type)
{
nsCOMPtr<nsIObserverService> obsService = services::GetObserverService();
if (obsService) {
obsService->NotifyObservers(nullptr, NS_NETWORK_LINK_TOPIC,
NS_ConvertUTF8toUTF16(type).get());
}
return IPC_OK();
}
PTrackingDummyChannelChild*
NeckoChild::AllocPTrackingDummyChannelChild(nsIURI* aURI,
nsIURI* aTopWindowURI,
const nsresult& aTopWindowURIResult,
const OptionalLoadInfoArgs& aLoadInfo)
{
return new TrackingDummyChannelChild();
}
bool
NeckoChild::DeallocPTrackingDummyChannelChild(PTrackingDummyChannelChild* aActor)
{
delete static_cast<TrackingDummyChannelChild*>(aActor);
return true;
}
} // namespace net
} // namespace mozilla