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/*
* Copyright (C) 2017 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 "LibWebRTCSocketFactory.h"
#if USE(LIBWEBRTC)
#include "LibWebRTCNetwork.h"
#include "Logging.h"
#include "NetworkProcessConnection.h"
#include "NetworkRTCProviderMessages.h"
#include "WebProcess.h"
#include <WebCore/DeprecatedGlobalSettings.h>
#include <wtf/MainThread.h>
namespace WebKit {
using namespace WebCore;
static inline rtc::SocketAddress prepareSocketAddress(const rtc::SocketAddress& address, bool disableNonLocalhostConnections)
{
auto result = address;
if (disableNonLocalhostConnections)
result.SetIP("127.0.0.1");
return result;
}
void LibWebRTCSocketFactory::setConnection(RefPtr<IPC::Connection>&& connection)
{
ASSERT(!WTF::isMainRunLoop());
m_connection = connection.copyRef();
if (!m_connection)
return;
while (!m_pendingMessageTasks.isEmpty())
m_pendingMessageTasks.takeFirst()(*connection);
}
IPC::Connection* LibWebRTCSocketFactory::connection()
{
ASSERT(!WTF::isMainRunLoop());
return m_connection.get();
}
rtc::AsyncPacketSocket* LibWebRTCSocketFactory::createUdpSocket(WebCore::ScriptExecutionContextIdentifier contextIdentifier, const rtc::SocketAddress& address, uint16_t minPort, uint16_t maxPort, WebPageProxyIdentifier pageIdentifier, bool isFirstParty, bool isRelayDisabled, const WebCore::RegistrableDomain& domain)
{
ASSERT(!WTF::isMainRunLoop());
auto socket = makeUnique<LibWebRTCSocket>(*this, contextIdentifier, LibWebRTCSocket::Type::UDP, address, rtc::SocketAddress());
if (m_connection)
m_connection->send(Messages::NetworkRTCProvider::CreateUDPSocket(socket->identifier(), RTCNetwork::SocketAddress(address), minPort, maxPort, pageIdentifier, isFirstParty, isRelayDisabled, domain), 0);
else {
callOnMainRunLoop([] {
WebProcess::singleton().ensureNetworkProcessConnection();
});
m_pendingMessageTasks.append([identifier = socket->identifier(), address = RTCNetwork::SocketAddress(address), minPort, maxPort, pageIdentifier, isFirstParty, isRelayDisabled, domain](auto& connection) {
connection.send(Messages::NetworkRTCProvider::CreateUDPSocket(identifier, address, minPort, maxPort, pageIdentifier, isFirstParty, isRelayDisabled, domain), 0);
});
}
return socket.release();
}
rtc::AsyncPacketSocket* LibWebRTCSocketFactory::createClientTcpSocket(WebCore::ScriptExecutionContextIdentifier contextIdentifier, const rtc::SocketAddress& localAddress, const rtc::SocketAddress& remoteAddress, String&& userAgent, const rtc::PacketSocketTcpOptions& options, WebPageProxyIdentifier pageIdentifier, bool isFirstParty, bool isRelayDisabled, const WebCore::RegistrableDomain& domain)
{
ASSERT(!WTF::isMainRunLoop());
auto socket = makeUnique<LibWebRTCSocket>(*this, contextIdentifier, LibWebRTCSocket::Type::ClientTCP, localAddress, remoteAddress);
socket->setState(LibWebRTCSocket::STATE_CONNECTING);
// FIXME: We only transfer options.opts but should also handle other members.
if (m_connection)
m_connection->send(Messages::NetworkRTCProvider::CreateClientTCPSocket(socket->identifier(), RTCNetwork::SocketAddress(prepareSocketAddress(localAddress, m_disableNonLocalhostConnections)), RTCNetwork::SocketAddress(prepareSocketAddress(remoteAddress, m_disableNonLocalhostConnections)), userAgent, options.opts, pageIdentifier, isFirstParty, isRelayDisabled, domain), 0);
else {
callOnMainRunLoop([] {
WebProcess::singleton().ensureNetworkProcessConnection();
});
m_pendingMessageTasks.append([identifier = socket->identifier(), localAddress = RTCNetwork::SocketAddress(prepareSocketAddress(localAddress, m_disableNonLocalhostConnections)), remoteAddress = RTCNetwork::SocketAddress(prepareSocketAddress(remoteAddress, m_disableNonLocalhostConnections)), userAgent, opts = options.opts, pageIdentifier, isFirstParty, isRelayDisabled, domain](auto& connection) {
connection.send(Messages::NetworkRTCProvider::CreateClientTCPSocket(identifier, localAddress, remoteAddress, userAgent, opts, pageIdentifier, isFirstParty, isRelayDisabled, domain), 0);
});
}
return socket.release();
}
void LibWebRTCSocketFactory::addSocket(LibWebRTCSocket& socket)
{
ASSERT(!WTF::isMainRunLoop());
ASSERT(!m_sockets.contains(socket.identifier()));
m_sockets.add(socket.identifier(), socket);
}
void LibWebRTCSocketFactory::removeSocket(LibWebRTCSocket& socket)
{
ASSERT(!WTF::isMainRunLoop());
ASSERT(m_sockets.contains(socket.identifier()));
m_sockets.remove(socket.identifier());
}
void LibWebRTCSocketFactory::forSocketInGroup(ScriptExecutionContextIdentifier contextIdentifier, NOESCAPE const Function<void(LibWebRTCSocket&)>& callback)
{
ASSERT(!WTF::isMainRunLoop());
for (CheckedRef socket : m_sockets.values()) {
if (socket->contextIdentifier() == contextIdentifier)
callback(socket);
}
}
std::unique_ptr<LibWebRTCResolver> LibWebRTCSocketFactory::createAsyncDnsResolver()
{
auto resolver = makeUnique<LibWebRTCResolver>();
ASSERT(!m_resolvers.contains(resolver->identifier()));
m_resolvers.add(resolver->identifier(), *resolver);
return resolver;
}
} // namespace WebKit
#endif // USE(LIBWEBRTC)
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