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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
/*
* This file is part of the LibreOffice project.
*
* 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 <config.h>
#include <iostream>
#include "Unit.hpp"
#include <cassert>
#include <dlfcn.h>
#include <fstream>
#include <sysexits.h>
#include <thread>
#include <Poco/Util/LayeredConfiguration.h>
#include "Log.hpp"
#include "Util.hpp"
#include <common/SigUtil.hpp>
UnitBase *UnitBase::Global = nullptr;
char * UnitBase::UnitLibPath;
static std::thread TimeoutThread;
static std::atomic<bool> TimeoutThreadRunning(false);
std::timed_mutex TimeoutThreadMutex;
UnitBase *UnitBase::linkAndCreateUnit(UnitType type, const std::string &unitLibPath)
{
#if !MOBILEAPP
void *dlHandle = dlopen(unitLibPath.c_str(), RTLD_GLOBAL|RTLD_NOW);
if (!dlHandle)
{
LOG_ERR("Failed to load " << unitLibPath << ": " << dlerror());
return nullptr;
}
// avoid std:string de-allocation during failure / exit.
UnitLibPath = strdup(unitLibPath.c_str());
const char *symbol = nullptr;
switch (type)
{
case UnitType::Wsd:
symbol = "unit_create_wsd";
break;
case UnitType::Kit:
symbol = "unit_create_kit";
break;
}
CreateUnitHooksFunction* createHooks;
createHooks = reinterpret_cast<CreateUnitHooksFunction *>(dlsym(dlHandle, symbol));
if (!createHooks)
{
LOG_ERR("No " << symbol << " symbol in " << unitLibPath);
return nullptr;
}
UnitBase *hooks = createHooks();
if (hooks)
hooks->setHandle(dlHandle);
return hooks;
#else
return nullptr;
#endif
}
bool UnitBase::init(UnitType type, const std::string &unitLibPath)
{
#if !MOBILEAPP
assert(!Global);
#else
// The LOOLWSD initialization is called in a loop on mobile, allow reuse
if (Global)
return true;
#endif
if (!unitLibPath.empty())
{
Global = linkAndCreateUnit(type, unitLibPath);
if (Global && type == UnitType::Kit)
{
TimeoutThreadMutex.lock();
TimeoutThread = std::thread([]{
TimeoutThreadRunning = true;
Util::setThreadName("unit timeout");
if (TimeoutThreadMutex.try_lock_for(std::chrono::milliseconds(Global->_timeoutMilliSeconds)))
{
LOG_DBG("Unit test finished in time");
TimeoutThreadMutex.unlock();
}
else
{
LOG_ERR("Unit test timeout");
Global->timeout();
}
TimeoutThreadRunning = false;
});
}
}
else
{
switch (type)
{
case UnitType::Wsd:
Global = new UnitWSD();
break;
case UnitType::Kit:
Global = new UnitKit();
break;
default:
assert(false);
break;
}
}
if (Global)
Global->_type = type;
return Global != nullptr;
}
bool UnitBase::isUnitTesting()
{
return Global && Global->_dlHandle;
}
void UnitBase::setTimeout(int timeoutMilliSeconds)
{
assert(!TimeoutThreadRunning);
_timeoutMilliSeconds = timeoutMilliSeconds;
}
UnitBase::UnitBase()
: _dlHandle(nullptr),
_setRetValue(false),
_retValue(0),
_timeoutMilliSeconds(30 * 1000),
_type(UnitType::Wsd)
{
}
UnitBase::~UnitBase()
{
// FIXME: we should really clean-up properly.
// if (_dlHandle)
// dlclose(_dlHandle);
_dlHandle = nullptr;
}
UnitWSD::UnitWSD()
: _hasKitHooks(false)
{
}
UnitWSD::~UnitWSD()
{
}
void UnitWSD::configure(Poco::Util::LayeredConfiguration &config)
{
if (isUnitTesting())
{
// Force HTTP - helps stracing.
config.setBool("ssl.enable", false);
// Use http:// everywhere.
config.setBool("ssl.termination", false);
// Force console output - easier to debug.
config.setBool("logging.file[@enable]", false);
}
}
void UnitWSD::lookupTile(int part, int width, int height, int tilePosX, int tilePosY,
int tileWidth, int tileHeight,
std::shared_ptr<std::vector<char>> &tile)
{
if (tile)
onTileCacheHit(part, width, height, tilePosX, tilePosY, tileWidth, tileHeight);
else
onTileCacheMiss(part, width, height, tilePosX, tilePosY, tileWidth, tileHeight);
}
UnitKit::UnitKit()
{
}
UnitKit::~UnitKit()
{
}
void UnitBase::exitTest(TestResult result)
{
LOG_INF("exitTest: " << (int)result << ". Flagging for termination.");
_setRetValue = true;
_retValue = result == TestResult::Ok ? EX_OK : EX_SOFTWARE;
SigUtil::setTerminationFlag();
SocketPoll::wakeupWorld();
}
void UnitBase::timeout()
{
if (isUnitTesting())
{
LOG_ERR("Timed out waiting for unit test to complete");
exitTest(TestResult::TimedOut);
}
}
void UnitBase::returnValue(int &retValue)
{
if (_setRetValue)
retValue = _retValue;
// tell the timeout thread that the work has finished
TimeoutThreadMutex.unlock();
if (TimeoutThread.joinable())
TimeoutThread.join();
delete Global;
Global = nullptr;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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