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/*
* Copyright (C) 2020 Sony Interactive Entertainment Inc.
*
* 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.
* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE 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 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 "ProcessLauncher.h"
#include "IPCUtilities.h"
#include <stdint.h>
#include <sys/socket.h>
#if USE(WPE_BACKEND_PLAYSTATION)
#include "ProcessProviderLibWPE.h"
#else
#include <process-launcher.h>
#endif
namespace WebKit {
#if !USE(WPE_BACKEND_PLAYSTATION)
#define MAKE_PROCESS_PATH(x) "/app0/" #x "Process.self"
static const char* defaultProcessPath(ProcessLauncher::ProcessType processType)
{
switch (processType) {
case ProcessLauncher::ProcessType::Network:
return MAKE_PROCESS_PATH(Network);
#if ENABLE(GPU_PROCESS)
case ProcessLauncher::ProcessType::GPU:
return MAKE_PROCESS_PATH(GPU);
#endif
case ProcessLauncher::ProcessType::Web:
default:
return MAKE_PROCESS_PATH(Web);
}
}
#endif
void ProcessLauncher::launchProcess()
{
IPC::SocketPair socketPair = IPC::createPlatformConnection(IPC::PlatformConnectionOptions::SetCloexecOnServer);
int sendBufSize = 32 * 1024;
setsockopt(socketPair.server, SOL_SOCKET, SO_SNDBUF, &sendBufSize, 4);
setsockopt(socketPair.client, SOL_SOCKET, SO_SNDBUF, &sendBufSize, 4);
int recvBufSize = 32 * 1024;
setsockopt(socketPair.server, SOL_SOCKET, SO_RCVBUF, &recvBufSize, 4);
setsockopt(socketPair.client, SOL_SOCKET, SO_RCVBUF, &recvBufSize, 4);
char coreProcessIdentifierString[16];
snprintf(coreProcessIdentifierString, sizeof coreProcessIdentifierString, "%ld", m_launchOptions.processIdentifier.toUInt64());
char* argv[] = {
coreProcessIdentifierString,
nullptr
};
#if USE(WPE_BACKEND_PLAYSTATION)
auto appLocalPid = ProcessProviderLibWPE::singleton().launchProcess(m_launchOptions, argv, socketPair.client);
#else
PlayStation::LaunchParam param { socketPair.client, m_launchOptions.userId };
int32_t appLocalPid = PlayStation::launchProcess(
!m_launchOptions.processPath.isEmpty() ? m_launchOptions.processPath.utf8().data() : defaultProcessPath(m_launchOptions.processType),
argv, param);
#endif
if (appLocalPid < 0) {
#ifndef NDEBUG
fprintf(stderr, "Failed to launch process. err=0x%08x path=%s\n", appLocalPid, m_launchOptions.processPath.utf8().data());
#endif
return;
}
close(socketPair.client);
IPC::Connection::Identifier serverIdentifier { socketPair.server };
// We've finished launching the process, message back to the main run loop.
RefPtr<ProcessLauncher> protectedThis(this);
RunLoop::main().dispatch([=] {
protectedThis->didFinishLaunchingProcess(appLocalPid, serverIdentifier);
});
}
void ProcessLauncher::terminateProcess()
{
if (!m_processID)
return;
#if USE(WPE_BACKEND_PLAYSTATION)
ProcessProviderLibWPE::singleton().kill(m_processID);
#else
PlayStation::terminateProcess(m_processID);
#endif
}
void ProcessLauncher::platformInvalidate()
{
m_processID = 0;
}
} // namespace WebKit
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