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/*
* Copyright (C) 2012 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "NetworkProcessProxy.h"
#include "NetworkProcessCreationParameters.h"
#include "NetworkProcessManager.h"
#include "NetworkProcessMessages.h"
#include "WebContext.h"
#include "WebProcessMessages.h"
#include <WebCore/RunLoop.h>
#if ENABLE(NETWORK_PROCESS)
using namespace WebCore;
namespace WebKit {
PassRefPtr<NetworkProcessProxy> NetworkProcessProxy::create(NetworkProcessManager* manager)
{
return adoptRef(new NetworkProcessProxy(manager));
}
NetworkProcessProxy::NetworkProcessProxy(NetworkProcessManager* manager)
: m_networkProcessManager(manager)
, m_numPendingConnectionRequests(0)
{
ProcessLauncher::LaunchOptions launchOptions;
launchOptions.processType = ProcessLauncher::NetworkProcess;
#if PLATFORM(MAC)
launchOptions.architecture = ProcessLauncher::LaunchOptions::MatchCurrentArchitecture;
launchOptions.executableHeap = false;
#if HAVE(XPC)
launchOptions.useXPC = false;
#endif
#endif
m_processLauncher = ProcessLauncher::create(this, launchOptions);
}
NetworkProcessProxy::~NetworkProcessProxy()
{
}
void NetworkProcessProxy::getNetworkProcessConnection(PassRefPtr<Messages::WebProcessProxy::GetNetworkProcessConnection::DelayedReply> reply)
{
m_pendingConnectionReplies.append(reply);
if (m_processLauncher->isLaunching()) {
m_numPendingConnectionRequests++;
return;
}
m_connection->send(Messages::NetworkProcess::CreateNetworkConnectionToWebProcess(), 0, CoreIPC::DispatchMessageEvenWhenWaitingForSyncReply);
}
void NetworkProcessProxy::networkProcessCrashedOrFailedToLaunch()
{
// The network process must have crashed or exited, send any pending sync replies we might have.
while (!m_pendingConnectionReplies.isEmpty()) {
RefPtr<Messages::WebProcessProxy::GetNetworkProcessConnection::DelayedReply> reply = m_pendingConnectionReplies.takeFirst();
#if PLATFORM(MAC)
reply->send(CoreIPC::Attachment(0, MACH_MSG_TYPE_MOVE_SEND));
#else
notImplemented();
#endif
}
// Tell the network process manager to forget about this network process proxy. This may cause us to be deleted.
m_networkProcessManager->removeNetworkProcessProxy(this);
}
void NetworkProcessProxy::didReceiveMessage(CoreIPC::Connection* connection, CoreIPC::MessageID messageID, CoreIPC::MessageDecoder& decoder)
{
didReceiveNetworkProcessProxyMessage(connection, messageID, decoder);
}
void NetworkProcessProxy::didClose(CoreIPC::Connection*)
{
// Notify all WebProcesses that the NetworkProcess crashed.
const Vector<WebContext*>& contexts = WebContext::allContexts();
for (size_t i = 0; i < contexts.size(); ++i)
contexts[i]->sendToAllProcesses(Messages::WebProcess::NetworkProcessCrashed());
// This may cause us to be deleted.
networkProcessCrashedOrFailedToLaunch();
}
void NetworkProcessProxy::didReceiveInvalidMessage(CoreIPC::Connection*, CoreIPC::StringReference, CoreIPC::StringReference)
{
}
void NetworkProcessProxy::syncMessageSendTimedOut(CoreIPC::Connection*)
{
}
void NetworkProcessProxy::didCreateNetworkConnectionToWebProcess(const CoreIPC::Attachment& connectionIdentifier)
{
ASSERT(!m_pendingConnectionReplies.isEmpty());
// Grab the first pending connection reply.
RefPtr<Messages::WebProcessProxy::GetNetworkProcessConnection::DelayedReply> reply = m_pendingConnectionReplies.takeFirst();
#if PLATFORM(MAC)
reply->send(CoreIPC::Attachment(connectionIdentifier.port(), MACH_MSG_TYPE_MOVE_SEND));
#else
notImplemented();
#endif
}
void NetworkProcessProxy::didFinishLaunching(ProcessLauncher*, CoreIPC::Connection::Identifier connectionIdentifier)
{
ASSERT(!m_connection);
if (CoreIPC::Connection::identifierIsNull(connectionIdentifier)) {
// FIXME: Do better cleanup here.
return;
}
m_connection = CoreIPC::Connection::createServerConnection(connectionIdentifier, this, RunLoop::main());
#if PLATFORM(MAC)
m_connection->setShouldCloseConnectionOnMachExceptions();
#endif
m_connection->open();
NetworkProcessCreationParameters parameters;
platformInitializeNetworkProcess(parameters);
// Initialize the network host process.
m_connection->send(Messages::NetworkProcess::InitializeNetworkProcess(parameters), 0);
for (unsigned i = 0; i < m_numPendingConnectionRequests; ++i)
m_connection->send(Messages::NetworkProcess::CreateNetworkConnectionToWebProcess(), 0);
m_numPendingConnectionRequests = 0;
#if PLATFORM(MAC)
if (WebContext::applicationIsOccluded())
m_connection->send(Messages::NetworkProcess::SetApplicationIsOccluded(true), 0);
#endif
}
} // namespace WebKit
#endif // ENABLE(NETWORK_PROCESS)
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