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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
Additional permissions under GNU GPL version 3 section 7
If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the
licensors of this Program grant you additional
permission to convey the resulting work. Corresponding Source for a
non-source form of such a combination shall include the source code for
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered
work.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
#include "HeadSpin.h"
#include "plClientLauncher.h"
#include "plFileSystem.h"
#include "plProduct.h"
#include "hsThread.h"
#include "hsTimer.h"
#include "pnUtils/pnUtils.h" // for CCmdParser
#include "pnAsyncCore/pnAsyncCore.h"
#include "plNetGameLib/plNetGameLib.h"
#include "plStatusLog/plStatusLog.h"
#include "pfPatcher/plManifests.h"
#include "pfPatcher/pfPatcher.h"
#include "pfConsoleCore/pfConsoleEngine.h"
PF_CONSOLE_LINK_FILE(Core)
#include <algorithm>
#include <curl/curl.h>
#include <deque>
plClientLauncher::ErrorFunc s_errorProc = nullptr; // don't even ask, cause I'm not happy about this.
const int kNetTransTimeout = 5 * 60 * 1000; // 5m
const int kShardStatusUpdateTime = 5; // 5s
const int kAsyncCoreShutdownTime = 2 * 1000; // 2s
const int kNetCoreUpdateSleepTime = 10; // 10ms
// ===================================================
class plShardStatus : public hsThread
{
double fLastUpdate;
volatile bool fRunning;
hsEvent fUpdateEvent;
char fCurlError[CURL_ERROR_SIZE];
public:
plClientLauncher::StatusFunc fShardFunc;
plShardStatus() :
fRunning(true), fLastUpdate(0)
{ }
virtual hsError Run();
void Shutdown();
void Update();
};
static size_t ICurlCallback(void* buffer, size_t size, size_t nmemb, void* thread)
{
static char status[256];
strncpy(status, (const char *)buffer, std::min<size_t>(size * nmemb, arrsize(status)));
status[arrsize(status) - 1] = 0;
static_cast<plShardStatus*>(thread)->fShardFunc(status);
return size * nmemb;
}
hsError plShardStatus::Run()
{
{
const char* url = GetServerStatusUrl();
// initialize CURL
std::unique_ptr<CURL, std::function<void(CURL*)>> curl(curl_easy_init(), curl_easy_cleanup);
curl_easy_setopt(curl.get(), CURLOPT_ERRORBUFFER, fCurlError);
curl_easy_setopt(curl.get(), CURLOPT_USERAGENT, "UruClient/1.0");
curl_easy_setopt(curl.get(), CURLOPT_URL, url);
curl_easy_setopt(curl.get(), CURLOPT_WRITEDATA, this);
curl_easy_setopt(curl.get(), CURLOPT_WRITEFUNCTION, ICurlCallback);
// we want to go ahead and run once
fUpdateEvent.Signal();
// loop until we die!
do
{
fUpdateEvent.Wait();
if (!fRunning)
break;
if (url[0] && curl_easy_perform(curl.get()))
fShardFunc(fCurlError);
fLastUpdate = hsTimer::GetSysSeconds();
} while (fRunning);
}
return hsOK;
}
void plShardStatus::Shutdown()
{
fRunning = false;
fUpdateEvent.Signal();
}
void plShardStatus::Update()
{
double now = hsTimer::GetSysSeconds();
if ((now - fLastUpdate) >= kShardStatusUpdateTime)
fUpdateEvent.Signal();
}
// ===================================================
class plRedistUpdater : public hsThread
{
bool fSuccess;
public:
plClientLauncher* fParent;
plClientLauncher::InstallRedistFunc fInstallProc;
std::deque<plFileName> fRedistQueue;
plRedistUpdater()
: fSuccess(true)
{ }
~plRedistUpdater()
{
// If anything is left in the deque, it was not installed.
// We should unlink them so the next launch will redownload and install them.
std::for_each(fRedistQueue.begin(), fRedistQueue.end(),
[] (const plFileName& file) {
plFileSystem::Unlink(file);
}
);
}
virtual void OnQuit()
{
// If we succeeded, then we should launch the game client...
if (fSuccess)
fParent->LaunchClient();
}
virtual hsError Run()
{
while (!fRedistQueue.empty()) {
if (fInstallProc(fRedistQueue.back()))
fRedistQueue.pop_back();
else {
s_errorProc(kNetErrInternalError, fRedistQueue.back().AsString());
fSuccess = false;
return hsFail;
}
}
return hsOK;
}
virtual void Start()
{
if (fRedistQueue.empty())
OnQuit();
else
hsThread::Start();
}
};
// ===================================================
plClientLauncher::plClientLauncher() :
fFlags(0),
fServerIni("server.ini"),
fPatcherFactory(nullptr),
fClientExecutable(plManifest::ClientExecutable()),
fStatusThread(new plShardStatus()),
fInstallerThread(new plRedistUpdater())
{
pfPatcher::GetLog()->AddLine(plProduct::ProductString().c_str());
}
plClientLauncher::~plClientLauncher() { }
// ===================================================
plString plClientLauncher::GetAppArgs() const
{
// If -Repair was specified, there are no args for the next call...
if (hsCheckBits(fFlags, kRepairGame)) {
return "";
}
plStringStream ss;
ss << "-ServerIni=";
ss << fServerIni.AsString();
// optional args
if (hsCheckBits(fFlags, kClientImage))
ss << " -Image";
return ss.GetString();
}
void plClientLauncher::IOnPatchComplete(ENetError result, const plString& msg)
{
if (IS_NET_SUCCESS(result)) {
// a couple of options
// 1. we self-patched and didn't update anything. patch the main client.
// 2. we self-patched and did things and stuff... re-run myself.
// 3. we patched the client... run it.
if (!hsCheckBits(fFlags, kHaveSelfPatched) && (fClientExecutable == plManifest::ClientExecutable())) {
// case 1
hsSetBits(fFlags, kHaveSelfPatched);
PatchClient();
} else {
// cases 2 & 3 -- update any redistributables, then launch the client.
fInstallerThread->fParent = this;
fInstallerThread->Start();
}
} else if (s_errorProc)
s_errorProc(result, msg);
}
bool plClientLauncher::IApproveDownload(const plFileName& file)
{
// So, for a repair, what we want to do is quite simple.
// That is: download everything that is NOT in the root directory.
plFileName path = file.StripFileName();
return !path.AsString().IsEmpty();
}
void plClientLauncher::LaunchClient() const
{
if (fStatusFunc)
fStatusFunc("Launching...");
fLaunchClientFunc(fClientExecutable, GetAppArgs());
}
void plClientLauncher::PatchClient()
{
if (fStatusFunc) {
if (hsCheckBits(fFlags, kGameDataOnly))
fStatusFunc("Verifying game data...");
else
fStatusFunc("Checking for updates...");
}
hsAssert(fPatcherFactory, "why is the patcher factory nil?");
pfPatcher* patcher = fPatcherFactory();
patcher->OnCompletion(std::bind(&plClientLauncher::IOnPatchComplete, this, std::placeholders::_1, std::placeholders::_2));
patcher->OnSelfPatch([&](const plFileName& file) { fClientExecutable = file; });
patcher->OnRedistUpdate([&](const plFileName& file) { fInstallerThread->fRedistQueue.push_back(file); });
// If this is a repair, we need to approve the downloads...
if (hsCheckBits(fFlags, kGameDataOnly))
patcher->OnFileDownloadDesired(std::bind(&plClientLauncher::IApproveDownload, this, std::placeholders::_1));
// Let's get 'er done.
if (hsCheckBits(fFlags, kHaveSelfPatched)) {
if (hsCheckBits(fFlags, kClientImage))
patcher->RequestManifest(plManifest::ClientImageManifest());
else
patcher->RequestManifest(plManifest::ClientManifest());
} else
patcher->RequestManifest(plManifest::PatcherManifest());
patcher->Start();
}
bool plClientLauncher::CompleteSelfPatch(std::function<void(void)> waitProc) const
{
if (hsCheckBits(fFlags, kHaveSelfPatched))
return false;
plString myExe = plFileSystem::GetCurrentAppPath().GetFileName();
if (myExe.CompareI(plManifest::PatcherExecutable().AsString()) != 0) {
waitProc();
// so now we need to unlink the old patcher, and move ME into that fool's place...
// then we can continue on our merry way!
if (!plFileSystem::Unlink(plManifest::PatcherExecutable())) {
hsMessageBox("Failed to delete old patcher executable!", "Error", hsMessageBoxNormal, hsMessageBoxIconError);
return true;
}
if (!plFileSystem::Move(plFileSystem::GetCurrentAppPath(), plManifest::PatcherExecutable())) {
hsMessageBox("Failed to move patcher executable!", "Error", hsMessageBoxNormal, hsMessageBoxIconError);
return true;
}
// Now, execute the new patcher...
fLaunchClientFunc(plManifest::PatcherExecutable(), GetAppArgs() + " -NoSelfPatch");
return true;
}
return false;
}
// ===================================================
static void IGotFileServIPs(ENetError result, void* param, const wchar_t* addr)
{
plClientLauncher* launcher = static_cast<plClientLauncher*>(param);
NetCliGateKeeperDisconnect();
if (IS_NET_SUCCESS(result)) {
// bah... why do I even bother
plString eapSucks = plString::FromWchar(addr);
const char* eapReallySucks[] = { eapSucks.c_str() };
NetCliFileStartConnect(eapReallySucks, 1, true);
// Who knows if we will actually connect. So let's start updating.
launcher->PatchClient();
} else if (s_errorProc)
s_errorProc(result, "Failed to get FileServ addresses");
}
static void IEapSucksErrorProc(ENetProtocol protocol, ENetError error)
{
if (s_errorProc) {
plString msg = plString::Format("Protocol: %S", NetProtocolToString(protocol));
s_errorProc(error, msg);
}
}
void plClientLauncher::InitializeNetCore()
{
// initialize shard status
hsTimer::SetRealTime(true);
fStatusThread->Start();
// init eap...
AsyncCoreInitialize();
NetClientInitialize();
NetClientSetErrorHandler(IEapSucksErrorProc);
NetClientSetTransTimeoutMs(kNetTransTimeout);
// Gotta grab the filesrvs from the gate
const char** addrs;
uint32_t num = GetGateKeeperSrvHostnames(&addrs);
NetCliGateKeeperStartConnect(addrs, num);
NetCliGateKeeperFileSrvIpAddressRequest(IGotFileServIPs, this, true);
}
// ===================================================
void plClientLauncher::PumpNetCore() const
{
// this ain't net core, but it needs to be pumped :(
hsTimer::IncSysSeconds();
// pump eap
NetClientUpdate();
// pump shard status
fStatusThread->Update();
// don't nom all the CPU... kthx
hsSleep::Sleep(kNetCoreUpdateSleepTime);
}
void plClientLauncher::ShutdownNetCore() const
{
// shutdown shard status
fStatusThread->Shutdown();
// unhook the neterr callback at this point because all transactions
// will fail when we call NetClientDestroy
s_errorProc = nullptr;
// shutdown eap
NetCliGateKeeperDisconnect();
NetCliFileDisconnect();
NetClientDestroy();
// shutdown eap (part deux)
AsyncCoreDestroy(kAsyncCoreShutdownTime);
}
// ===================================================
bool plClientLauncher::LoadServerIni() const
{
PF_CONSOLE_INITIALIZE(Core);
pfConsoleEngine console;
return console.ExecuteFile(fServerIni);
}
void plClientLauncher::ParseArguments()
{
#define APPLY_FLAG(arg, flag) \
if (cmdParser.GetBool(arg)) \
fFlags |= flag;
enum { kArgServerIni, kArgNoSelfPatch, kArgImage, kArgRepairGame };
const CmdArgDef cmdLineArgs[] = {
{ kCmdArgFlagged | kCmdTypeString, L"ServerIni", kArgServerIni },
{ kCmdArgFlagged | kCmdTypeBool, L"NoSelfPatch", kArgNoSelfPatch },
{ kCmdArgFlagged | kCmdTypeBool, L"Image", kArgImage },
{ kCmdArgFlagged | kCmdTypeBool, L"Repair", kArgRepairGame },
};
CCmdParser cmdParser(cmdLineArgs, arrsize(cmdLineArgs));
cmdParser.Parse();
// cache 'em
if (cmdParser.IsSpecified(kArgServerIni))
fServerIni = plString::FromWchar(cmdParser.GetString(kArgServerIni));
APPLY_FLAG(kArgNoSelfPatch, kHaveSelfPatched);
APPLY_FLAG(kArgImage, kClientImage);
APPLY_FLAG(kArgRepairGame, kRepairGame);
// last chance setup
if (hsCheckBits(fFlags, kRepairGame))
fClientExecutable = plManifest::PatcherExecutable();
#undef APPLY_FLAG
}
void plClientLauncher::SetErrorProc(ErrorFunc proc)
{
s_errorProc = proc;
}
void plClientLauncher::SetInstallerProc(InstallRedistFunc proc)
{
fInstallerThread->fInstallProc = proc;
}
void plClientLauncher::SetShardProc(StatusFunc proc)
{
fStatusThread->fShardFunc = proc;
}