PrismLauncher/logic/MinecraftProcess.cpp
Petr Mrázek ffbc5bb62c Offline mode can be used even when online.
Allow the user to pick a player name for offline mode.
Big auth refactor. Now using session objects instead of the accounts themselves.
Sessions only last for one instance start and hold all the auth and player data.
2014-01-27 03:00:49 +01:00

375 lines
11 KiB
C++

/* Copyright 2013 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 "MinecraftProcess.h"
#include <QDataStream>
#include <QFile>
#include <QDir>
#include <QProcessEnvironment>
#include <QRegularExpression>
#include "BaseInstance.h"
#include "osutils.h"
#include "pathutils.h"
#include "cmdutils.h"
#define IBUS "@im=ibus"
// constructor
MinecraftProcess::MinecraftProcess(BaseInstance *inst) : m_instance(inst)
{
connect(this, SIGNAL(finished(int, QProcess::ExitStatus)),
SLOT(finish(int, QProcess::ExitStatus)));
// prepare the process environment
QProcessEnvironment env = QProcessEnvironment::systemEnvironment();
#ifdef LINUX
// Strip IBus
// IBus is a Linux IME framework. For some reason, it breaks MC?
if (env.value("XMODIFIERS").contains(IBUS))
env.insert("XMODIFIERS", env.value("XMODIFIERS").replace(IBUS, ""));
#endif
// export some infos
env.insert("INST_NAME", inst->name());
env.insert("INST_ID", inst->id());
env.insert("INST_DIR", QDir(inst->instanceRoot()).absolutePath());
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);
}
}
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)
{
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("Exception in thread") || line.contains(" at "))
level = MessageLevel::Fatal;
if (line.contains("[DEBUG]"))
level = MessageLevel::Debug;
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;
// 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);
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);
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);
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);
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
QString postlaunch_cmd = m_instance->settings().get("PostExitCommand").toString();
if (!postlaunch_cmd.isEmpty())
{
emit log(tr("Running Post-Launch command: %1").arg(postlaunch_cmd));
m_prepostlaunchprocess.start(postlaunch_cmd);
m_prepostlaunchprocess.waitForFinished();
// 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());
}
else
emit log(tr("Post-Launch command ran successfully.\n\n"));
}
m_instance->cleanupAfterRun();
emit ended(m_instance, code, status);
}
void MinecraftProcess::killMinecraft()
{
killed = true;
kill();
}
void MinecraftProcess::launch()
{
emit log("MultiMC version: " + MMC->version().toString() + "\n\n");
emit log("Minecraft folder is:\n" + workingDirectory() + "\n\n");
QString prelaunch_cmd = m_instance->settings().get("PreLaunchCommand").toString();
if (!prelaunch_cmd.isEmpty())
{
// Launch
emit log(tr("Running Pre-Launch command: %1").arg(prelaunch_cmd));
m_prepostlaunchprocess.start(prelaunch_cmd);
// Wait
m_prepostlaunchprocess.waitForFinished();
// 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());
return;
}
else
emit log(tr("Pre-Launch command ran successfully.\n\n"));
}
m_instance->setLastLaunch();
auto &settings = m_instance->settings();
//////////// java arguments ////////////
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(settings.get("MinMemAlloc").toInt());
args << QString("-Xmx%1m").arg(settings.get("MaxMemAlloc").toInt());
args << QString("-XX:PermSize=%1m").arg(settings.get("PermGen").toInt());
if(!m_nativeFolder.isEmpty())
args << QString("-Djava.library.path=%1").arg(m_nativeFolder);
args << "-jar" << PathCombine(MMC->bin(), "jars", "NewLaunch.jar");
}
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");
// 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);
return;
}
// send the launch script to the launcher part
QByteArray bytes = launchScript.toUtf8();
writeData(bytes.constData(), bytes.length());
}