pollymc/logic/minecraft/MinecraftProcess.cpp
Petr Mrázek ce99fabe13 GH-992 Add a transaction/locking mechanism to settings objects
This can cut the FTB loading by ~66% - worth it, but not ideal.
Real solution will have to be implemented later.
2015-05-23 16:07:47 +02:00

274 lines
8.1 KiB
C++

/* Copyright 2013-2014 MultiMC Contributors
*
* Authors: Orochimarufan <orochimarufan.x3@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "minecraft/MinecraftProcess.h"
#include "BaseInstance.h"
#include <java/JavaChecker.h>
#include <MMCStrings.h>
#include <QDataStream>
#include <QFile>
#include <QDir>
#include <QProcessEnvironment>
#include <QRegularExpression>
#include <QStandardPaths>
#include <QCoreApplication>
#include "osutils.h"
#include "pathutils.h"
#include "cmdutils.h"
#define IBUS "@im=ibus"
// constructor
MinecraftProcess::MinecraftProcess(MinecraftInstancePtr inst) : BaseProcess(inst)
{
}
MinecraftProcess* MinecraftProcess::create(MinecraftInstancePtr inst)
{
auto proc = new MinecraftProcess(inst);
proc->init();
return proc;
}
QString MinecraftProcess::censorPrivateInfo(QString in)
{
if (!m_session)
return in;
if (m_session->session != "-")
in.replace(m_session->session, "<SESSION ID>");
in.replace(m_session->access_token, "<ACCESS TOKEN>");
in.replace(m_session->client_token, "<CLIENT TOKEN>");
in.replace(m_session->uuid, "<PROFILE ID>");
in.replace(m_session->player_name, "<PROFILE NAME>");
auto i = m_session->u.properties.begin();
while (i != m_session->u.properties.end())
{
in.replace(i.value(), "<" + i.key().toUpper() + ">");
++i;
}
return in;
}
// console window
MessageLevel::Enum MinecraftProcess::guessLevel(const QString &line, MessageLevel::Enum level)
{
QRegularExpression re("\\[(?<timestamp>[0-9:]+)\\] \\[[^/]+/(?<level>[^\\]]+)\\]");
auto match = re.match(line);
if(match.hasMatch())
{
// New style logs from log4j
QString timestamp = match.captured("timestamp");
QString levelStr = match.captured("level");
if(levelStr == "INFO")
level = MessageLevel::Message;
if(levelStr == "WARN")
level = MessageLevel::Warning;
if(levelStr == "ERROR")
level = MessageLevel::Error;
if(levelStr == "FATAL")
level = MessageLevel::Fatal;
if(levelStr == "TRACE" || levelStr == "DEBUG")
level = MessageLevel::Debug;
}
else
{
// Old style forge logs
if (line.contains("[INFO]") || line.contains("[CONFIG]") || line.contains("[FINE]") ||
line.contains("[FINER]") || line.contains("[FINEST]"))
level = MessageLevel::Message;
if (line.contains("[SEVERE]") || line.contains("[STDERR]"))
level = MessageLevel::Error;
if (line.contains("[WARNING]"))
level = MessageLevel::Warning;
if (line.contains("[DEBUG]"))
level = MessageLevel::Debug;
}
if (line.contains("overwriting existing"))
return MessageLevel::Fatal;
if (line.contains("Exception in thread") || line.contains(QRegularExpression("\\s+at ")))
return MessageLevel::Error;
return level;
}
QMap<QString, QString> MinecraftProcess::getVariables() const
{
auto mcInstance = std::dynamic_pointer_cast<MinecraftInstance>(m_instance);
QMap<QString, QString> out;
out.insert("INST_NAME", mcInstance->name());
out.insert("INST_ID", mcInstance->id());
out.insert("INST_DIR", QDir(mcInstance->instanceRoot()).absolutePath());
out.insert("INST_MC_DIR", QDir(mcInstance->minecraftRoot()).absolutePath());
out.insert("INST_JAVA", mcInstance->settings()->get("JavaPath").toString());
out.insert("INST_JAVA_ARGS", javaArguments().join(' '));
return out;
}
QStringList MinecraftProcess::javaArguments() const
{
QStringList args;
// custom args go first. we want to override them if we have our own here.
args.append(m_instance->extraArguments());
// OSX dock icon and name
#ifdef OSX
args << "-Xdock:icon=icon.png";
args << QString("-Xdock:name=\"%1\"").arg(m_instance->windowTitle());
#endif
// HACK: Stupid hack for Intel drivers. See: https://mojang.atlassian.net/browse/MCL-767
#ifdef Q_OS_WIN32
args << QString("-XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_"
"minecraft.exe.heapdump");
#endif
args << QString("-Xms%1m").arg(m_instance->settings()->get("MinMemAlloc").toInt());
args << QString("-Xmx%1m").arg(m_instance->settings()->get("MaxMemAlloc").toInt());
// No PermGen in newer java.
auto javaVersion = m_instance->settings()->get("JavaVersion");
if(Strings::naturalCompare(javaVersion.toString(), "1.8.0", Qt::CaseInsensitive) < 0)
{
auto permgen = m_instance->settings()->get("PermGen").toInt();
if (permgen != 64)
{
args << QString("-XX:PermSize=%1m").arg(permgen);
}
}
args << "-Duser.language=en";
if (!m_nativeFolder.isEmpty())
args << QString("-Djava.library.path=%1").arg(m_nativeFolder);
args << "-jar" << PathCombine(QCoreApplication::applicationDirPath(), "jars", "NewLaunch.jar");
return args;
}
void MinecraftProcess::arm()
{
printHeader();
emit log("Minecraft folder is:\n" + workingDirectory() + "\n\n");
if (!preLaunch())
{
emit ended(m_instance, 1, QProcess::CrashExit);
return;
}
m_instance->setLastLaunch();
QString JavaPath = m_instance->settings()->get("JavaPath").toString();
emit log("Java path is:\n" + JavaPath + "\n\n");
auto realJavaPath = QStandardPaths::findExecutable(JavaPath);
if (realJavaPath.isEmpty())
{
emit log(tr("The java binary \"%1\" couldn't be found. You may have to set up java "
"if Minecraft fails to launch.").arg(JavaPath),
MessageLevel::Warning);
}
// check java version here.
{
QFileInfo javaInfo(realJavaPath);
qlonglong javaUnixTime = javaInfo.lastModified().toMSecsSinceEpoch();
auto storedUnixTime = m_instance->settings()->get("JavaTimestamp").toLongLong();
// if they are not the same, check!
if(javaUnixTime != storedUnixTime)
{
QEventLoop ev;
auto checker = std::make_shared<JavaChecker>();
bool successful = false;
QString errorLog;
QString version;
emit log(tr("Checking Java version..."), MessageLevel::MultiMC);
connect(checker.get(), &JavaChecker::checkFinished,
[&](JavaCheckResult result)
{
successful = result.valid;
errorLog = result.errorLog;
version = result.javaVersion;
ev.exit();
});
checker->m_path = realJavaPath;
checker->performCheck();
ev.exec();
if(!successful)
{
// Error message displayed if java can't start
emit log(tr("Could not start java:"), MessageLevel::Error);
auto lines = errorLog.split('\n');
for(auto line: lines)
{
emit log(line, MessageLevel::Error);
}
emit log("\nCheck your MultiMC Java settings.", MessageLevel::MultiMC);
m_instance->cleanupAfterRun();
emit launch_failed(m_instance);
// not running, failed
m_instance->setRunning(false);
return;
}
emit log(tr("Java version is %1!\n").arg(version), MessageLevel::MultiMC);
m_instance->settings()->set("JavaVersion", version);
m_instance->settings()->set("JavaTimestamp", javaUnixTime);
}
}
QStringList args = javaArguments();
QString allArgs = args.join(", ");
emit log("Java Arguments:\n[" + censorPrivateInfo(allArgs) + "]\n\n");
// instantiate the launcher part
start(JavaPath, args);
if (!waitForStarted())
{
//: Error message displayed if instace can't start
emit log(tr("Could not launch minecraft!"), MessageLevel::Error);
m_instance->cleanupAfterRun();
emit launch_failed(m_instance);
// not running, failed
m_instance->setRunning(false);
return;
}
emit log(tr("Minecraft process ID: %1\n\n").arg(processId()), MessageLevel::MultiMC);
// send the launch script to the launcher part
QByteArray bytes = launchScript.toUtf8();
writeData(bytes.constData(), bytes.length());
}
void MinecraftProcess::launch()
{
QString launchString("launch\n");
QByteArray bytes = launchString.toUtf8();
writeData(bytes.constData(), bytes.length());
}
void MinecraftProcess::abort()
{
QString launchString("abort\n");
QByteArray bytes = launchString.toUtf8();
writeData(bytes.constData(), bytes.length());
}