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-rw-r--r--logic/MinecraftProcess.cpp578
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diff --git a/logic/MinecraftProcess.cpp b/logic/MinecraftProcess.cpp
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--- a/logic/MinecraftProcess.cpp
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-/* Copyright 2013-2015 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 "MultiMC.h"
-#include "BuildConfig.h"
-
-#include "MinecraftProcess.h"
-
-#include <QDataStream>
-#include <QFile>
-#include <QDir>
-#include <QProcessEnvironment>
-#include <QRegularExpression>
-#include <QStandardPaths>
-
-#include "BaseInstance.h"
-
-#include "osutils.h"
-#include "pathutils.h"
-#include "cmdutils.h"
-
-#define IBUS "@im=ibus"
-
-// constructor
-MinecraftProcess::MinecraftProcess(InstancePtr inst) : m_instance(inst)
-{
- connect(this, SIGNAL(finished(int, QProcess::ExitStatus)),
- SLOT(finish(int, QProcess::ExitStatus)));
-
- // prepare the process environment
- QProcessEnvironment rawenv = QProcessEnvironment::systemEnvironment();
-
- QProcessEnvironment env;
-
- QStringList ignored =
- {
- "JAVA_ARGS",
- "CLASSPATH",
- "CONFIGPATH",
- "JAVA_HOME",
- "JRE_HOME",
- "_JAVA_OPTIONS",
- "JAVA_OPTIONS",
- "JAVA_TOOL_OPTIONS"
- };
- for(auto key: rawenv.keys())
- {
- auto value = rawenv.value(key);
- // filter out dangerous java crap
- if(ignored.contains(key))
- {
- QLOG_INFO() << "Env: ignoring" << key << value;
- continue;
- }
- // filter MultiMC-related things
- if(key.startsWith("QT_"))
- {
- QLOG_INFO() << "Env: ignoring" << key << value;
- continue;
- }
-#ifdef LINUX
- // Do not pass LD_* variables to java. They were intended for MultiMC
- if(key.startsWith("LD_"))
- {
- QLOG_INFO() << "Env: ignoring" << key << value;
- continue;
- }
- // Strip IBus
- // IBus is a Linux IME framework. For some reason, it breaks MC?
- if (key == "XMODIFIERS" && value.contains(IBUS))
- {
- QString save = value;
- value.replace(IBUS, "");
- QLOG_INFO() << "Env: stripped" << IBUS << "from" << save << ":" << value;
- }
-#endif
- QLOG_INFO() << "Env: " << key << value;
- env.insert(key, value);
- }
-#ifdef LINUX
- // HACK: Workaround for QTBUG-42500
- env.insert("LD_LIBRARY_PATH", "");
-#endif
-
- // export some infos
- auto variables = getVariables();
- for (auto it = variables.begin(); it != variables.end(); ++it)
- {
- env.insert(it.key(), it.value());
- }
-
- this->setProcessEnvironment(env);
- m_prepostlaunchprocess.setProcessEnvironment(env);
-
- // std channels
- connect(this, SIGNAL(readyReadStandardError()), SLOT(on_stdErr()));
- connect(this, SIGNAL(readyReadStandardOutput()), SLOT(on_stdOut()));
-
- // Log prepost launch command output (can be disabled.)
- if (m_instance->settings().get("LogPrePostOutput").toBool())
- {
- connect(&m_prepostlaunchprocess, &QProcess::readyReadStandardError, this,
- &MinecraftProcess::on_prepost_stdErr);
- connect(&m_prepostlaunchprocess, &QProcess::readyReadStandardOutput, this,
- &MinecraftProcess::on_prepost_stdOut);
- }
-
- // a process has been constructed for the instance. It is running from MultiMC POV
- m_instance->setRunning(true);
-}
-
-void MinecraftProcess::setWorkdir(QString path)
-{
- QDir mcDir(path);
- this->setWorkingDirectory(mcDir.absolutePath());
- m_prepostlaunchprocess.setWorkingDirectory(mcDir.absolutePath());
-}
-
-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;
-}
-
-MessageLevel::Enum MinecraftProcess::getLevel(const QString &levelName)
-{
- if (levelName == "MultiMC")
- return MessageLevel::MultiMC;
- else if (levelName == "Debug")
- return MessageLevel::Debug;
- else if (levelName == "Info")
- return MessageLevel::Info;
- else if (levelName == "Message")
- return MessageLevel::Message;
- else if (levelName == "Warning")
- return MessageLevel::Warning;
- else if (levelName == "Error")
- return MessageLevel::Error;
- else if (levelName == "Fatal")
- return MessageLevel::Fatal;
- // Skip PrePost, it's not exposed to !![]!
- else
- return MessageLevel::Message;
-}
-
-void MinecraftProcess::logOutput(const QStringList &lines, MessageLevel::Enum defaultLevel,
- bool guessLevel, bool censor)
-{
- for (int i = 0; i < lines.size(); ++i)
- logOutput(lines[i], defaultLevel, guessLevel, censor);
-}
-
-void MinecraftProcess::logOutput(QString line, MessageLevel::Enum defaultLevel, bool guessLevel,
- bool censor)
-{
- MessageLevel::Enum level = defaultLevel;
-
- //FIXME: make more flexible in the future
- if(line.contains("ignoring option PermSize"))
- {
- return;
- }
-
- // Level prefix
- int endmark = line.indexOf("]!");
- if (line.startsWith("!![") && endmark != -1)
- {
- level = getLevel(line.left(endmark).mid(3));
- line = line.mid(endmark + 2);
- }
- // Guess level
- else if (guessLevel)
- level = this->guessLevel(line, defaultLevel);
-
- if (censor)
- line = censorPrivateInfo(line);
-
- emit log(line, level);
-}
-
-void MinecraftProcess::on_stdErr()
-{
- QByteArray data = readAllStandardError();
- QString str = m_err_leftover + QString::fromLocal8Bit(data);
-
- str.remove('\r');
- QStringList lines = str.split("\n");
- m_err_leftover = lines.takeLast();
-
- logOutput(lines, MessageLevel::Error);
-}
-
-void MinecraftProcess::on_stdOut()
-{
- QByteArray data = readAllStandardOutput();
- QString str = m_out_leftover + QString::fromLocal8Bit(data);
-
- str.remove('\r');
- QStringList lines = str.split("\n");
- m_out_leftover = lines.takeLast();
-
- logOutput(lines);
-}
-
-void MinecraftProcess::on_prepost_stdErr()
-{
- QByteArray data = m_prepostlaunchprocess.readAllStandardError();
- QString str = m_err_leftover + QString::fromLocal8Bit(data);
-
- str.remove('\r');
- QStringList lines = str.split("\n");
- m_err_leftover = lines.takeLast();
-
- logOutput(lines, MessageLevel::PrePost, false, false);
-}
-
-void MinecraftProcess::on_prepost_stdOut()
-{
- QByteArray data = m_prepostlaunchprocess.readAllStandardOutput();
- QString str = m_out_leftover + QString::fromLocal8Bit(data);
-
- str.remove('\r');
- QStringList lines = str.split("\n");
- m_out_leftover = lines.takeLast();
-
- logOutput(lines, MessageLevel::PrePost, false, false);
-}
-
-// exit handler
-void MinecraftProcess::finish(int code, ExitStatus status)
-{
- // Flush console window
- if (!m_err_leftover.isEmpty())
- {
- logOutput(m_err_leftover, MessageLevel::Error);
- m_err_leftover.clear();
- }
- if (!m_out_leftover.isEmpty())
- {
- logOutput(m_out_leftover);
- m_out_leftover.clear();
- }
-
- if (!killed)
- {
- if (status == NormalExit)
- {
- //: Message displayed on instance exit
- emit log(tr("Minecraft exited with exitcode %1.").arg(code));
- }
- else
- {
- //: Message displayed on instance crashed
- emit log(tr("Minecraft crashed with exitcode %1.").arg(code));
- }
- }
- else
- {
- //: Message displayed after the instance exits due to kill request
- emit log(tr("Minecraft was killed by user."), MessageLevel::Error);
- }
-
- m_prepostlaunchprocess.processEnvironment().insert("INST_EXITCODE", QString(code));
-
- // run post-exit
- postLaunch();
- m_instance->cleanupAfterRun();
- // no longer running...
- m_instance->setRunning(false);
- emit ended(m_instance, code, status);
-}
-
-void MinecraftProcess::killMinecraft()
-{
- killed = true;
- if (m_prepostlaunchprocess.state() == QProcess::Running)
- {
- m_prepostlaunchprocess.kill();
- }
- else
- {
- kill();
- }
-}
-
-bool MinecraftProcess::preLaunch()
-{
- QString prelaunch_cmd = m_instance->settings().get("PreLaunchCommand").toString();
- if (!prelaunch_cmd.isEmpty())
- {
- prelaunch_cmd = substituteVariables(prelaunch_cmd);
- // Launch
- emit log(tr("Running Pre-Launch command: %1").arg(prelaunch_cmd));
- m_prepostlaunchprocess.start(prelaunch_cmd);
- if (!waitForPrePost())
- {
- emit log(tr("The command failed to start"), MessageLevel::Fatal);
- return false;
- }
- // Flush console window
- if (!m_err_leftover.isEmpty())
- {
- logOutput(m_err_leftover, MessageLevel::PrePost);
- m_err_leftover.clear();
- }
- if (!m_out_leftover.isEmpty())
- {
- logOutput(m_out_leftover, MessageLevel::PrePost);
- m_out_leftover.clear();
- }
- // Process return values
- if (m_prepostlaunchprocess.exitStatus() != NormalExit)
- {
- emit log(tr("Pre-Launch command failed with code %1.\n\n")
- .arg(m_prepostlaunchprocess.exitCode()),
- MessageLevel::Fatal);
- m_instance->cleanupAfterRun();
- emit prelaunch_failed(m_instance, m_prepostlaunchprocess.exitCode(),
- m_prepostlaunchprocess.exitStatus());
- // not running, failed
- m_instance->setRunning(false);
- return false;
- }
- else
- emit log(tr("Pre-Launch command ran successfully.\n\n"));
-
- return m_instance->reload();
- }
- return true;
-}
-bool MinecraftProcess::postLaunch()
-{
- QString postlaunch_cmd = m_instance->settings().get("PostExitCommand").toString();
- if (!postlaunch_cmd.isEmpty())
- {
- postlaunch_cmd = substituteVariables(postlaunch_cmd);
- emit log(tr("Running Post-Launch command: %1").arg(postlaunch_cmd));
- m_prepostlaunchprocess.start(postlaunch_cmd);
- if (!waitForPrePost())
- {
- return false;
- }
- // Flush console window
- if (!m_err_leftover.isEmpty())
- {
- logOutput(m_err_leftover, MessageLevel::PrePost);
- m_err_leftover.clear();
- }
- if (!m_out_leftover.isEmpty())
- {
- logOutput(m_out_leftover, MessageLevel::PrePost);
- m_out_leftover.clear();
- }
- if (m_prepostlaunchprocess.exitStatus() != NormalExit)
- {
- emit log(tr("Post-Launch command failed with code %1.\n\n")
- .arg(m_prepostlaunchprocess.exitCode()),
- MessageLevel::Error);
- emit postlaunch_failed(m_instance, m_prepostlaunchprocess.exitCode(),
- m_prepostlaunchprocess.exitStatus());
- // not running, failed
- m_instance->setRunning(false);
- }
- else
- emit log(tr("Post-Launch command ran successfully.\n\n"));
-
- return m_instance->reload();
- }
- return true;
-}
-
-bool MinecraftProcess::waitForPrePost()
-{
- if (!m_prepostlaunchprocess.waitForStarted())
- return false;
- QEventLoop eventLoop;
- auto finisher = [this, &eventLoop](QProcess::ProcessState state)
- {
- if (state == QProcess::NotRunning)
- {
- eventLoop.quit();
- }
- };
- auto connection = connect(&m_prepostlaunchprocess, &QProcess::stateChanged, finisher);
- int ret = eventLoop.exec();
- disconnect(connection);
- return ret == 0;
-}
-
-QMap<QString, QString> MinecraftProcess::getVariables() const
-{
- QMap<QString, QString> out;
- out.insert("INST_NAME", m_instance->name());
- out.insert("INST_ID", m_instance->id());
- out.insert("INST_DIR", QDir(m_instance->instanceRoot()).absolutePath());
- out.insert("INST_MC_DIR", QDir(m_instance->minecraftRoot()).absolutePath());
- out.insert("INST_JAVA", m_instance->settings().get("JavaPath").toString());
- out.insert("INST_JAVA_ARGS", javaArguments().join(' '));
- return out;
-}
-QString MinecraftProcess::substituteVariables(const QString &cmd) const
-{
- QString out = cmd;
- auto variables = getVariables();
- for (auto it = variables.begin(); it != variables.end(); ++it)
- {
- out.replace("$" + it.key(), it.value());
- }
- auto env = QProcessEnvironment::systemEnvironment();
- for (auto var : env.keys())
- {
- out.replace("$" + var, env.value(var));
- }
- 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());
- 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(MMC->bin(), "jars", "NewLaunch.jar");
-
- return args;
-}
-
-void MinecraftProcess::arm()
-{
- emit log("MultiMC version: " + BuildConfig.printableVersionString() + "\n\n");
- emit log("Minecraft folder is:\n" + workingDirectory() + "\n\n");
-
- if (!preLaunch())
- {
- emit ended(m_instance, 1, QProcess::CrashExit);
- return;
- }
-
- m_instance->setLastLaunch();
-
- QStringList args = javaArguments();
-
- QString JavaPath = m_instance->settings().get("JavaPath").toString();
- emit log("Java path is:\n" + JavaPath + "\n\n");
- QString allArgs = args.join(", ");
- emit log("Java Arguments:\n[" + censorPrivateInfo(allArgs) + "]\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);
- }
-
- // 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;
- }
- // 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());
-}