├── .gitignore ├── LICENSE ├── build.gradle.kts ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat ├── settings.gradle.kts └── src └── main ├── java └── org │ └── purpurmc │ └── purformance │ ├── Console.java │ ├── Main.java │ ├── Parser.java │ ├── Server.java │ ├── commands │ ├── SayCommand.java │ ├── StopCommand.java │ └── TpsCommand.java │ ├── config │ ├── Eula.java │ └── ServerProperties.java │ ├── gui │ └── Gui.java │ └── tasks │ └── FBIWatcherTask.java └── resources ├── eula.txt ├── log4j2.xml ├── logo.png └── server.properties /.gitignore: -------------------------------------------------------------------------------- 1 | target 2 | .settings 3 | .classpath 4 | .project 5 | .vscode 6 | bin 7 | .idea 8 | *.iml 9 | data/ 10 | dependency-reduced-pom.xml 11 | .gradle 12 | build 13 | logs 14 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | MIT License 2 | 3 | Copyright (c) 2024 PurpurMC 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy 6 | of this software and associated documentation files (the "Software"), to deal 7 | in the Software without restriction, including without limitation the rights 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 | copies of the Software, and to permit persons to whom the Software is 10 | furnished to do so, subject to the following conditions: 11 | 12 | The above copyright notice and this permission notice shall be included in all 13 | copies or substantial portions of the Software. 14 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. 22 | -------------------------------------------------------------------------------- /build.gradle.kts: -------------------------------------------------------------------------------- 1 | import com.github.jengelman.gradle.plugins.shadow.transformers.Log4j2PluginsCacheFileTransformer 2 | 3 | plugins { 4 | java 5 | application 6 | id("com.github.johnrengelman.shadow") version "8.1.1" 7 | } 8 | 9 | group = "org.purpurmc" 10 | version = "1.0.0" 11 | 12 | java { 13 | sourceCompatibility = JavaVersion.VERSION_17 14 | targetCompatibility = JavaVersion.VERSION_17 15 | } 16 | 17 | repositories { 18 | mavenCentral() 19 | maven(url = "https://jitpack.io") 20 | } 21 | 22 | dependencies { 23 | implementation("com.github.Minestom:Minestom:f09d3db999") 24 | 25 | implementation("org.apache.logging.log4j:log4j-api:2.23.1") 26 | implementation("org.apache.logging.log4j:log4j-core:2.23.1") 27 | implementation("org.apache.logging.log4j:log4j-slf4j2-impl:2.23.1") 28 | 29 | implementation("org.jline:jline-terminal-jansi:3.21.0") 30 | 31 | implementation("net.minecrell:terminalconsoleappender:1.3.0") 32 | implementation("net.sf.jopt-simple:jopt-simple:6.0-alpha-3") 33 | } 34 | 35 | application { 36 | mainClass.value("org.purpurmc.purformance.Main") 37 | } 38 | 39 | tasks { 40 | withType { 41 | manifest { 42 | attributes["Main-Class"] = "org.purpurmc.purformance.Main" 43 | } 44 | } 45 | 46 | shadowJar { 47 | transform(Log4j2PluginsCacheFileTransformer::class.java) 48 | } 49 | } 50 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/PurpurMC/Purformance/1c119875164c51329dbb00c7051d79f02a8fbb81/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | distributionBase=GRADLE_USER_HOME 2 | distributionPath=wrapper/dists 3 | distributionUrl=https\://services.gradle.org/distributions/gradle-8.7-bin.zip 4 | zipStoreBase=GRADLE_USER_HOME 5 | zipStorePath=wrapper/dists 6 | -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/bin/sh 2 | 3 | # 4 | # Copyright © 2015-2021 the original authors. 5 | # 6 | # Licensed under the Apache License, Version 2.0 (the "License"); 7 | # you may not use this file except in compliance with the License. 8 | # You may obtain a copy of the License at 9 | # 10 | # https://www.apache.org/licenses/LICENSE-2.0 11 | # 12 | # Unless required by applicable law or agreed to in writing, software 13 | # distributed under the License is distributed on an "AS IS" BASIS, 14 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 | # See the License for the specific language governing permissions and 16 | # limitations under the License. 17 | # 18 | 19 | ############################################################################## 20 | # 21 | # Gradle start up script for POSIX generated by Gradle. 22 | # 23 | # Important for running: 24 | # 25 | # (1) You need a POSIX-compliant shell to run this script. If your /bin/sh is 26 | # noncompliant, but you have some other compliant shell such as ksh or 27 | # bash, then to run this script, type that shell name before the whole 28 | # command line, like: 29 | # 30 | # ksh Gradle 31 | # 32 | # Busybox and similar reduced shells will NOT work, because this script 33 | # requires all of these POSIX shell features: 34 | # * functions; 35 | # * expansions «$var», «${var}», «${var:-default}», «${var+SET}», 36 | # «${var#prefix}», «${var%suffix}», and «$( cmd )»; 37 | # * compound commands having a testable exit status, especially «case»; 38 | # * various built-in commands including «command», «set», and «ulimit». 39 | # 40 | # Important for patching: 41 | # 42 | # (2) This script targets any POSIX shell, so it avoids extensions provided 43 | # by Bash, Ksh, etc; in particular arrays are avoided. 44 | # 45 | # The "traditional" practice of packing multiple parameters into a 46 | # space-separated string is a well documented source of bugs and security 47 | # problems, so this is (mostly) avoided, by progressively accumulating 48 | # options in "$@", and eventually passing that to Java. 49 | # 50 | # Where the inherited environment variables (DEFAULT_JVM_OPTS, JAVA_OPTS, 51 | # and GRADLE_OPTS) rely on word-splitting, this is performed explicitly; 52 | # see the in-line comments for details. 53 | # 54 | # There are tweaks for specific operating systems such as AIX, CygWin, 55 | # Darwin, MinGW, and NonStop. 56 | # 57 | # (3) This script is generated from the Groovy template 58 | # https://github.com/gradle/gradle/blob/master/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt 59 | # within the Gradle project. 60 | # 61 | # You can find Gradle at https://github.com/gradle/gradle/. 62 | # 63 | ############################################################################## 64 | 65 | # Attempt to set APP_HOME 66 | 67 | # Resolve links: $0 may be a link 68 | app_path=$0 69 | 70 | # Need this for daisy-chained symlinks. 71 | while 72 | APP_HOME=${app_path%"${app_path##*/}"} # leaves a trailing /; empty if no leading path 73 | [ -h "$app_path" ] 74 | do 75 | ls=$( ls -ld "$app_path" ) 76 | link=${ls#*' -> '} 77 | case $link in #( 78 | /*) app_path=$link ;; #( 79 | *) app_path=$APP_HOME$link ;; 80 | esac 81 | done 82 | 83 | APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit 84 | 85 | APP_NAME="Gradle" 86 | APP_BASE_NAME=${0##*/} 87 | 88 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 89 | DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' 90 | 91 | # Use the maximum available, or set MAX_FD != -1 to use that value. 92 | MAX_FD=maximum 93 | 94 | warn () { 95 | echo "$*" 96 | } >&2 97 | 98 | die () { 99 | echo 100 | echo "$*" 101 | echo 102 | exit 1 103 | } >&2 104 | 105 | # OS specific support (must be 'true' or 'false'). 106 | cygwin=false 107 | msys=false 108 | darwin=false 109 | nonstop=false 110 | case "$( uname )" in #( 111 | CYGWIN* ) cygwin=true ;; #( 112 | Darwin* ) darwin=true ;; #( 113 | MSYS* | MINGW* ) msys=true ;; #( 114 | NONSTOP* ) nonstop=true ;; 115 | esac 116 | 117 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 118 | 119 | 120 | # Determine the Java command to use to start the JVM. 121 | if [ -n "$JAVA_HOME" ] ; then 122 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 123 | # IBM's JDK on AIX uses strange locations for the executables 124 | JAVACMD=$JAVA_HOME/jre/sh/java 125 | else 126 | JAVACMD=$JAVA_HOME/bin/java 127 | fi 128 | if [ ! -x "$JAVACMD" ] ; then 129 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 130 | 131 | Please set the JAVA_HOME variable in your environment to match the 132 | location of your Java installation." 133 | fi 134 | else 135 | JAVACMD=java 136 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 137 | 138 | Please set the JAVA_HOME variable in your environment to match the 139 | location of your Java installation." 140 | fi 141 | 142 | # Increase the maximum file descriptors if we can. 143 | if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then 144 | case $MAX_FD in #( 145 | max*) 146 | MAX_FD=$( ulimit -H -n ) || 147 | warn "Could not query maximum file descriptor limit" 148 | esac 149 | case $MAX_FD in #( 150 | '' | soft) :;; #( 151 | *) 152 | ulimit -n "$MAX_FD" || 153 | warn "Could not set maximum file descriptor limit to $MAX_FD" 154 | esac 155 | fi 156 | 157 | # Collect all arguments for the java command, stacking in reverse order: 158 | # * args from the command line 159 | # * the main class name 160 | # * -classpath 161 | # * -D...appname settings 162 | # * --module-path (only if needed) 163 | # * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables. 164 | 165 | # For Cygwin or MSYS, switch paths to Windows format before running java 166 | if "$cygwin" || "$msys" ; then 167 | APP_HOME=$( cygpath --path --mixed "$APP_HOME" ) 168 | CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" ) 169 | 170 | JAVACMD=$( cygpath --unix "$JAVACMD" ) 171 | 172 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 173 | for arg do 174 | if 175 | case $arg in #( 176 | -*) false ;; # don't mess with options #( 177 | /?*) t=${arg#/} t=/${t%%/*} # looks like a POSIX filepath 178 | [ -e "$t" ] ;; #( 179 | *) false ;; 180 | esac 181 | then 182 | arg=$( cygpath --path --ignore --mixed "$arg" ) 183 | fi 184 | # Roll the args list around exactly as many times as the number of 185 | # args, so each arg winds up back in the position where it started, but 186 | # possibly modified. 187 | # 188 | # NB: a `for` loop captures its iteration list before it begins, so 189 | # changing the positional parameters here affects neither the number of 190 | # iterations, nor the values presented in `arg`. 191 | shift # remove old arg 192 | set -- "$@" "$arg" # push replacement arg 193 | done 194 | fi 195 | 196 | # Collect all arguments for the java command; 197 | # * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of 198 | # shell script including quotes and variable substitutions, so put them in 199 | # double quotes to make sure that they get re-expanded; and 200 | # * put everything else in single quotes, so that it's not re-expanded. 201 | 202 | set -- \ 203 | "-Dorg.gradle.appname=$APP_BASE_NAME" \ 204 | -classpath "$CLASSPATH" \ 205 | org.gradle.wrapper.GradleWrapperMain \ 206 | "$@" 207 | 208 | # Use "xargs" to parse quoted args. 209 | # 210 | # With -n1 it outputs one arg per line, with the quotes and backslashes removed. 211 | # 212 | # In Bash we could simply go: 213 | # 214 | # readarray ARGS < <( xargs -n1 <<<"$var" ) && 215 | # set -- "${ARGS[@]}" "$@" 216 | # 217 | # but POSIX shell has neither arrays nor command substitution, so instead we 218 | # post-process each arg (as a line of input to sed) to backslash-escape any 219 | # character that might be a shell metacharacter, then use eval to reverse 220 | # that process (while maintaining the separation between arguments), and wrap 221 | # the whole thing up as a single "set" statement. 222 | # 223 | # This will of course break if any of these variables contains a newline or 224 | # an unmatched quote. 225 | # 226 | 227 | eval "set -- $( 228 | printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" | 229 | xargs -n1 | 230 | sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' | 231 | tr '\n' ' ' 232 | )" '"$@"' 233 | 234 | exec "$JAVACMD" "$@" 235 | -------------------------------------------------------------------------------- /gradlew.bat: -------------------------------------------------------------------------------- 1 | @rem 2 | @rem Copyright 2015 the original author or authors. 3 | @rem 4 | @rem Licensed under the Apache License, Version 2.0 (the "License"); 5 | @rem you may not use this file except in compliance with the License. 6 | @rem You may obtain a copy of the License at 7 | @rem 8 | @rem https://www.apache.org/licenses/LICENSE-2.0 9 | @rem 10 | @rem Unless required by applicable law or agreed to in writing, software 11 | @rem distributed under the License is distributed on an "AS IS" BASIS, 12 | @rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | @rem See the License for the specific language governing permissions and 14 | @rem limitations under the License. 15 | @rem 16 | 17 | @if "%DEBUG%" == "" @echo off 18 | @rem ########################################################################## 19 | @rem 20 | @rem Gradle startup script for Windows 21 | @rem 22 | @rem ########################################################################## 23 | 24 | @rem Set local scope for the variables with windows NT shell 25 | if "%OS%"=="Windows_NT" setlocal 26 | 27 | set DIRNAME=%~dp0 28 | if "%DIRNAME%" == "" set DIRNAME=. 29 | set APP_BASE_NAME=%~n0 30 | set APP_HOME=%DIRNAME% 31 | 32 | @rem Resolve any "." and ".." in APP_HOME to make it shorter. 33 | for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi 34 | 35 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 36 | set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m" 37 | 38 | @rem Find java.exe 39 | if defined JAVA_HOME goto findJavaFromJavaHome 40 | 41 | set JAVA_EXE=java.exe 42 | %JAVA_EXE% -version >NUL 2>&1 43 | if "%ERRORLEVEL%" == "0" goto execute 44 | 45 | echo. 46 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 47 | echo. 48 | echo Please set the JAVA_HOME variable in your environment to match the 49 | echo location of your Java installation. 50 | 51 | goto fail 52 | 53 | :findJavaFromJavaHome 54 | set JAVA_HOME=%JAVA_HOME:"=% 55 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe 56 | 57 | if exist "%JAVA_EXE%" goto execute 58 | 59 | echo. 60 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 61 | echo. 62 | echo Please set the JAVA_HOME variable in your environment to match the 63 | echo location of your Java installation. 64 | 65 | goto fail 66 | 67 | :execute 68 | @rem Setup the command line 69 | 70 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 71 | 72 | 73 | @rem Execute Gradle 74 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %* 75 | 76 | :end 77 | @rem End local scope for the variables with windows NT shell 78 | if "%ERRORLEVEL%"=="0" goto mainEnd 79 | 80 | :fail 81 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 82 | rem the _cmd.exe /c_ return code! 83 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 84 | exit /b 1 85 | 86 | :mainEnd 87 | if "%OS%"=="Windows_NT" endlocal 88 | 89 | :omega 90 | -------------------------------------------------------------------------------- /settings.gradle.kts: -------------------------------------------------------------------------------- 1 | rootProject.name = "purformance" 2 | -------------------------------------------------------------------------------- /src/main/java/org/purpurmc/purformance/Console.java: -------------------------------------------------------------------------------- 1 | package org.purpurmc.purformance; 2 | 3 | import net.minecrell.terminalconsole.SimpleTerminalConsole; 4 | import net.minecrell.terminalconsole.TerminalConsoleAppender; 5 | import net.minestom.server.MinecraftServer; 6 | 7 | public class Console extends SimpleTerminalConsole { 8 | 9 | public Console() { 10 | TerminalConsoleAppender.isAnsiSupported(); 11 | } 12 | 13 | @Override 14 | protected boolean isRunning() { 15 | return MinecraftServer.isStarted() && !MinecraftServer.isStopping(); 16 | } 17 | 18 | @Override 19 | protected void runCommand(String command) { 20 | MinecraftServer.getCommandManager().execute(MinecraftServer.getCommandManager().getConsoleSender(), command); 21 | } 22 | 23 | @Override 24 | protected void shutdown() { 25 | Main.server.shutdown(); 26 | } 27 | } 28 | -------------------------------------------------------------------------------- /src/main/java/org/purpurmc/purformance/Main.java: -------------------------------------------------------------------------------- 1 | package org.purpurmc.purformance; 2 | 3 | import java.awt.GraphicsEnvironment; 4 | import java.util.concurrent.ExecutionException; 5 | import joptsimple.OptionSet; 6 | import org.purpurmc.purformance.config.Eula; 7 | import org.purpurmc.purformance.gui.Gui; 8 | import org.slf4j.Logger; 9 | import org.slf4j.LoggerFactory; 10 | 11 | public class Main { 12 | 13 | public static final Logger logger = LoggerFactory.getLogger(Main.class); 14 | public static final Server server = new Server(); 15 | 16 | public static void main(String[] args) throws ExecutionException, InterruptedException { 17 | OptionSet options = Parser.PARSER.parse(args); 18 | 19 | Thread.currentThread().setName("ServerMain"); 20 | 21 | if (!Eula.checkEula()) { 22 | logger.error("You need to accept the eula!"); 23 | System.exit(1); 24 | } 25 | 26 | boolean flag = !options.has("nogui") && !options.nonOptionArguments().contains("nogui"); 27 | if (flag && !GraphicsEnvironment.isHeadless()) { 28 | Gui.createAndShow("Purformance"); 29 | } 30 | 31 | server.start(); 32 | server.started.get(); 33 | 34 | new Console().start(); 35 | } 36 | } 37 | -------------------------------------------------------------------------------- /src/main/java/org/purpurmc/purformance/Parser.java: -------------------------------------------------------------------------------- 1 | package org.purpurmc.purformance; 2 | 3 | import java.util.Arrays; 4 | import joptsimple.OptionParser; 5 | 6 | public class Parser extends OptionParser { 7 | public static final OptionParser PARSER; 8 | 9 | static { 10 | PARSER = new Parser(); 11 | } 12 | 13 | public Parser() { 14 | super(); 15 | this.acceptsAll(Arrays.asList("nogui"), "Disables the graphical console"); 16 | this.allowsUnrecognizedOptions(); 17 | } 18 | } 19 | -------------------------------------------------------------------------------- /src/main/java/org/purpurmc/purformance/Server.java: -------------------------------------------------------------------------------- 1 | package org.purpurmc.purformance; 2 | 3 | import net.kyori.adventure.text.Component; 4 | import net.kyori.adventure.text.format.NamedTextColor; 5 | import net.kyori.adventure.text.format.TextDecoration; 6 | import net.minestom.server.MinecraftServer; 7 | import net.minestom.server.command.CommandManager; 8 | import net.minestom.server.event.GlobalEventHandler; 9 | import net.minestom.server.event.player.AsyncPlayerConfigurationEvent; 10 | import net.minestom.server.event.server.ServerListPingEvent; 11 | import net.minestom.server.ping.ResponseData; 12 | import org.purpurmc.purformance.commands.SayCommand; 13 | import org.purpurmc.purformance.commands.StopCommand; 14 | import org.purpurmc.purformance.commands.TpsCommand; 15 | import org.purpurmc.purformance.config.ServerProperties; 16 | import org.purpurmc.purformance.tasks.FBIWatcherTask; 17 | import org.slf4j.Logger; 18 | import org.slf4j.LoggerFactory; 19 | 20 | import java.util.Timer; 21 | import java.util.concurrent.CompletableFuture; 22 | import java.util.concurrent.ThreadLocalRandom; 23 | 24 | public class Server extends Thread { 25 | 26 | public static ServerProperties serverProperties; 27 | public static final Logger logger = LoggerFactory.getLogger(Server.class); 28 | 29 | public static final Timer scheduler = new Timer("Server scheduler", true); 30 | 31 | public final CompletableFuture started = new CompletableFuture<>(); 32 | 33 | private static final Component kickMessage = Component.text() 34 | .append(Component.text("Purformance:").color(NamedTextColor.RED).decorate(TextDecoration.BOLD)) 35 | .append(Component.newline()).append(Component.newline()) 36 | .append(Component.text("Player joining has been disabled to increase performance, try again later.").color(NamedTextColor.WHITE).decorate(TextDecoration.ITALIC)) 37 | .build(); 38 | 39 | public Server() { 40 | super("Server thread"); 41 | } 42 | 43 | @Override 44 | public void run() { 45 | long serverStartTime = System.currentTimeMillis(); 46 | logger.info("Loading properties"); 47 | serverProperties = new ServerProperties(); 48 | logger.info("This server is running Purformance version git-Purformance-1.0.0 (MC: %s)".formatted(serverProperties.fastMode ? "1.8.8" : "1.20.4")); 49 | logger.info("Using ∞ threads for Netty based IO"); 50 | logger.info("Debug logging is enabled"); 51 | logger.info("Default game type: SURVIVAL"); 52 | logger.info("Generating keypair"); 53 | 54 | MinecraftServer server = MinecraftServer.init(); 55 | MinecraftServer.setBrandName("Purformance"); 56 | 57 | GlobalEventHandler eventHandler = MinecraftServer.getGlobalEventHandler(); 58 | CommandManager commandManager = MinecraftServer.getCommandManager(); 59 | 60 | if (!serverProperties.onlineMode) { 61 | scheduler.schedule(new FBIWatcherTask(), ThreadLocalRandom.current().nextInt(10) * 1000, 90 * 1000); 62 | } 63 | 64 | eventHandler.addListener(ServerListPingEvent.class, event -> { 65 | ResponseData data = new ResponseData(); 66 | data.setDescription(serverProperties.motd); 67 | data.setProtocol(serverProperties.fastMode ? 47 : 765); 68 | data.setVersion(serverProperties.fastMode ? "1.8.8" : "1.20.4"); 69 | data.setMaxPlayer(Integer.MAX_VALUE); 70 | event.setResponseData(data); 71 | }); 72 | 73 | eventHandler.addListener(AsyncPlayerConfigurationEvent.class, event -> { 74 | logger.info("%s attempted to connect to the server".formatted(event.getPlayer().getUsername())); 75 | event.getPlayer().kick(kickMessage); 76 | }); 77 | 78 | commandManager.setUnknownCommandCallback((sender, command) -> sender.sendMessage("%s has been disabled to increase performance".formatted(command))); 79 | 80 | commandManager.register(new StopCommand()); 81 | commandManager.register(new TpsCommand()); 82 | commandManager.register(new SayCommand()); 83 | 84 | server.start(serverProperties.onlineMode ? serverProperties.ip : "localhost", serverProperties.port); 85 | logger.info("Starting Minecraft server on %s:%s".formatted(serverProperties.onlineMode ? serverProperties.ip : "localhost", serverProperties.port)); 86 | started.complete(null); 87 | 88 | long currentTime = System.currentTimeMillis(); 89 | double elapsedSeconds = (currentTime - serverStartTime) / 1000.0; 90 | String formattedTime = String.format("%.3fs", elapsedSeconds); 91 | logger.info("Done (%s)! To get help, just try harder.".formatted(formattedTime)); 92 | } 93 | 94 | public void shutdown() { 95 | logger.info("Stopping the server"); 96 | logger.info("Saving players"); 97 | logger.info("Flushing Chunk IO"); 98 | logger.info("Closing Thread Pool"); 99 | logger.info("Closing server"); 100 | 101 | try { 102 | MinecraftServer.stopCleanly(); 103 | System.exit(0); 104 | } catch (Throwable t) { 105 | logger.error("Failed to shut down cleanly", t); 106 | System.exit(1); 107 | } 108 | } 109 | 110 | } 111 | -------------------------------------------------------------------------------- /src/main/java/org/purpurmc/purformance/commands/SayCommand.java: -------------------------------------------------------------------------------- 1 | package org.purpurmc.purformance.commands; 2 | 3 | import net.minestom.server.command.builder.Command; 4 | import net.minestom.server.command.builder.arguments.ArgumentString; 5 | import net.minestom.server.command.builder.arguments.ArgumentType; 6 | import org.purpurmc.purformance.Server; 7 | 8 | public class SayCommand extends Command { 9 | 10 | public SayCommand() { 11 | super("say"); 12 | ArgumentString messageArgument = ArgumentType.String("message"); 13 | setDefaultExecutor(((commandSender, commandContext) -> Server.logger.info("Usage: say "))); 14 | addSyntax((sender, context) -> { 15 | String message = context.get(messageArgument); 16 | Server.logger.info("[Server] %s".formatted(message)); 17 | }, messageArgument); 18 | } 19 | } 20 | -------------------------------------------------------------------------------- /src/main/java/org/purpurmc/purformance/commands/StopCommand.java: -------------------------------------------------------------------------------- 1 | package org.purpurmc.purformance.commands; 2 | 3 | import net.minestom.server.command.builder.Command; 4 | import org.purpurmc.purformance.Main; 5 | 6 | public class StopCommand extends Command { 7 | 8 | public StopCommand() { 9 | super("stop", "end"); 10 | 11 | setDefaultExecutor((sender, context) -> Main.server.shutdown()); 12 | } 13 | } 14 | -------------------------------------------------------------------------------- /src/main/java/org/purpurmc/purformance/commands/TpsCommand.java: -------------------------------------------------------------------------------- 1 | package org.purpurmc.purformance.commands; 2 | 3 | import net.kyori.adventure.text.Component; 4 | import net.kyori.adventure.text.format.NamedTextColor; 5 | import net.kyori.adventure.text.format.TextDecoration; 6 | import net.minestom.server.command.builder.Command; 7 | 8 | public class TpsCommand extends Command { 9 | private final Component prefix = Component.text() 10 | .append(Component.text("(").color(NamedTextColor.DARK_GRAY)) 11 | .append(Component.text("⚡").color(NamedTextColor.LIGHT_PURPLE).decorate(TextDecoration.BOLD)) 12 | .append(Component.text(")").color(NamedTextColor.DARK_GRAY)) 13 | .build(); 14 | private final Component times = Component.text("(5ns, 5µs, 5ms, 5s)").color(NamedTextColor.GRAY).decorate(TextDecoration.ITALIC); 15 | private final Component infinity = Component.text("∞"); 16 | private final Component zero = Component.text("0"); 17 | private final Component comma = Component.text(", ").color(NamedTextColor.DARK_GRAY); 18 | 19 | private final Component tpsMessage = Component.text() 20 | .appendNewline() 21 | .append(prefix).appendSpace() 22 | .append(Component.text("TPS").color(NamedTextColor.AQUA).decorate(TextDecoration.BOLD)) 23 | .appendSpace() 24 | .append(times) 25 | .appendNewline() 26 | 27 | .append(prefix).appendSpace() 28 | .append(rainbow(infinity)) 29 | .appendNewline() 30 | 31 | .appendNewline() 32 | .append(prefix).appendSpace() 33 | .append(Component.text("MSPT").color(NamedTextColor.AQUA).decorate(TextDecoration.BOLD)) 34 | .appendSpace() 35 | .append(times) 36 | .appendNewline() 37 | 38 | .append(prefix).appendSpace() 39 | .append(rainbow(zero)) 40 | .build(); 41 | 42 | private Component rainbow(Component component) { 43 | return Component.text() 44 | .append(component.color(NamedTextColor.RED)).append(comma) 45 | .append(component.color(NamedTextColor.GREEN)).append(comma) 46 | .append(component.color(NamedTextColor.BLUE)).append(comma) 47 | .append(component.color(NamedTextColor.LIGHT_PURPLE)) 48 | .build(); 49 | } 50 | 51 | public TpsCommand() { 52 | super("tps", "mspt"); 53 | 54 | setDefaultExecutor((sender, context) -> sender.sendMessage(tpsMessage)); 55 | } 56 | } 57 | -------------------------------------------------------------------------------- /src/main/java/org/purpurmc/purformance/config/Eula.java: -------------------------------------------------------------------------------- 1 | package org.purpurmc.purformance.config; 2 | 3 | import org.purpurmc.purformance.Main; 4 | 5 | import java.io.File; 6 | import java.nio.file.Files; 7 | import java.nio.file.Path; 8 | import java.nio.file.Paths; 9 | import java.io.IOException; 10 | import java.io.InputStream; 11 | import java.nio.file.StandardCopyOption; 12 | import java.util.stream.Stream; 13 | 14 | public class Eula { 15 | private static final String EULA_FILE_NAME = "eula.txt"; 16 | 17 | /** 18 | * Creates eula.txt if it doesn't exist and checksif it contains eula=true 19 | * @return true if eula is accepted 20 | */ 21 | public static boolean checkEula() { 22 | initEula(); 23 | return eulaAccepted(); 24 | } 25 | 26 | private static void initEula() { 27 | String jarPath = new File(Main.class.getProtectionDomain().getCodeSource().getLocation().getPath()).getParent(); 28 | Path eulaFilePath = Paths.get(jarPath, EULA_FILE_NAME); 29 | if (!Files.exists(eulaFilePath)) { 30 | try (InputStream eulaStream = Main.class.getResourceAsStream("/"+EULA_FILE_NAME)) { 31 | if (eulaStream != null) { 32 | Files.copy(eulaStream, eulaFilePath, StandardCopyOption.REPLACE_EXISTING); 33 | } 34 | } catch (IOException e) { 35 | Main.logger.error("Could not create eula file. Exiting.", e); 36 | System.exit(1); 37 | } 38 | } 39 | } 40 | 41 | private static boolean eulaAccepted() { 42 | String jarPath = new File(Main.class.getProtectionDomain().getCodeSource().getLocation().getPath()).getParent(); 43 | Path eulaFilePath = Paths.get(jarPath, EULA_FILE_NAME); 44 | try (Stream lines = Files.lines(eulaFilePath)) { 45 | return lines.anyMatch(line -> line.trim().equalsIgnoreCase("eula=true")); 46 | } catch (IOException e) { 47 | Main.logger.error("Could not read eula file. Exiting.", e); 48 | System.exit(1); 49 | return false; 50 | } 51 | } 52 | 53 | } 54 | -------------------------------------------------------------------------------- /src/main/java/org/purpurmc/purformance/config/ServerProperties.java: -------------------------------------------------------------------------------- 1 | package org.purpurmc.purformance.config; 2 | 3 | import net.kyori.adventure.text.Component; 4 | import org.purpurmc.purformance.Main; 5 | 6 | import java.io.*; 7 | import java.nio.file.Files; 8 | import java.nio.file.Path; 9 | import java.nio.file.Paths; 10 | import java.nio.file.StandardCopyOption; 11 | import java.util.Properties; 12 | 13 | public class ServerProperties { 14 | 15 | private static final String PROPERTIES_FILE_NAME = "server.properties"; 16 | 17 | public final String ip; 18 | public final Component motd; 19 | public final int port; 20 | public final boolean fastMode, onlineMode; 21 | 22 | public ServerProperties() throws RuntimeException { 23 | initProperties(); 24 | String jarPath = new File(Main.class.getProtectionDomain().getCodeSource().getLocation().getPath()).getParent(); 25 | Path propertiesFilePath = Paths.get(jarPath, PROPERTIES_FILE_NAME); 26 | Properties serverProperties = new Properties(); 27 | try { 28 | serverProperties.load(new FileInputStream(String.valueOf(propertiesFilePath))); 29 | this.ip = serverProperties.getProperty("ip", "0.0.0.0"); 30 | this.port = Integer.parseInt(serverProperties.getProperty("port", String.valueOf(25565))); 31 | this.motd = Component.text(serverProperties.getProperty("motd", "Purformance server")); 32 | this.fastMode = Boolean.parseBoolean(serverProperties.getProperty("fast-mode", "false")); 33 | this.onlineMode = Boolean.parseBoolean(serverProperties.getProperty("online-mode", "true")); 34 | } catch (IOException | NumberFormatException e) { 35 | throw new RuntimeException("Failed to read server.properties", e); 36 | } 37 | } 38 | 39 | private void initProperties() { 40 | String jarPath = new File(Main.class.getProtectionDomain().getCodeSource().getLocation().getPath()).getParent(); 41 | Path propertiesFilePath = Paths.get(jarPath, PROPERTIES_FILE_NAME); 42 | if (!Files.exists(propertiesFilePath)) { 43 | try (InputStream propertiesStream = Main.class.getResourceAsStream("/"+PROPERTIES_FILE_NAME)) { 44 | if (propertiesStream != null) { 45 | Files.copy(propertiesStream, propertiesFilePath, StandardCopyOption.REPLACE_EXISTING); 46 | } 47 | } catch (IOException e) { 48 | Main.logger.error("Could not create server.properties file. Exiting.", e); 49 | System.exit(1); 50 | } 51 | } 52 | } 53 | 54 | } 55 | -------------------------------------------------------------------------------- /src/main/java/org/purpurmc/purformance/gui/Gui.java: -------------------------------------------------------------------------------- 1 | package org.purpurmc.purformance.gui; 2 | 3 | import java.awt.BorderLayout; 4 | import java.awt.Component; 5 | import java.util.Objects; 6 | import javax.swing.JButton; 7 | import javax.swing.JFrame; 8 | import javax.swing.JLabel; 9 | import javax.swing.SwingConstants; 10 | import javax.swing.UIManager; 11 | import javax.swing.WindowConstants; 12 | 13 | public class Gui { 14 | public static void createAndShow(String title) { 15 | try { 16 | UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName()); 17 | } catch (Exception ignored) { 18 | } 19 | 20 | JFrame window = new JFrame(title); 21 | 22 | window.setVisible(true); 23 | window.setSize(400, 100); 24 | window.setName(title); 25 | window.setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE); 26 | window.setLocationRelativeTo(null); 27 | 28 | JLabel label = new JLabel("The GUI has been disabled for performance reasons.", SwingConstants.CENTER); 29 | JButton button = new JButton("Understood"); 30 | 31 | button.addActionListener(actionEvent -> { 32 | window.dispose(); 33 | }); 34 | 35 | window.add(label, BorderLayout.NORTH); 36 | window.add(button, BorderLayout.SOUTH); 37 | 38 | try { 39 | window.setIconImage(javax.imageio.ImageIO.read(Objects.requireNonNull(Gui.class.getClassLoader().getResourceAsStream("logo.png")))); 40 | } catch (java.io.IOException ignore) { 41 | } 42 | } 43 | } 44 | -------------------------------------------------------------------------------- /src/main/java/org/purpurmc/purformance/tasks/FBIWatcherTask.java: -------------------------------------------------------------------------------- 1 | package org.purpurmc.purformance.tasks; 2 | 3 | import org.purpurmc.purformance.Server; 4 | 5 | import java.util.TimerTask; 6 | import java.util.concurrent.CompletableFuture; 7 | import java.util.concurrent.ThreadLocalRandom; 8 | 9 | public class FBIWatcherTask extends TimerTask { 10 | 11 | @Override 12 | public void run() { 13 | Server.logger.warn("Offline mode detected. Attempting to contact FBI to report piracy..."); 14 | CompletableFuture.runAsync(() -> { 15 | try { 16 | Thread.sleep(Math.max(3000, ThreadLocalRandom.current().nextInt(9) * 1000)); 17 | } catch (InterruptedException e) { 18 | throw new RuntimeException(e); 19 | } 20 | Server.logger.warn("Could not contact FBI, no internet connection. Retrying in a few minutes."); 21 | }); 22 | } 23 | } 24 | -------------------------------------------------------------------------------- /src/main/resources/eula.txt: -------------------------------------------------------------------------------- 1 | PurpurMC is not responsible for any physical, mental or emotional damage caused by this software. 2 | Before setting this value to true, you must do 15 burpees. Please note that this is legally enforceable. 3 | 4 | eula=false 5 | -------------------------------------------------------------------------------- /src/main/resources/log4j2.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | -------------------------------------------------------------------------------- /src/main/resources/logo.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/PurpurMC/Purformance/1c119875164c51329dbb00c7051d79f02a8fbb81/src/main/resources/logo.png -------------------------------------------------------------------------------- /src/main/resources/server.properties: -------------------------------------------------------------------------------- 1 | ip=0.0.0.0 2 | port=25565 3 | motd=Purformance Server 4 | fast-mode=false 5 | online-mode=true 6 | --------------------------------------------------------------------------------