Initial commit

2026-05-23 23:13:12 +02:00
commit e58680b78b
12 changed files with 621 additions and 0 deletions
@@ -0,0 +1,49 @@
+# Created by https://www.toptal.com/developers/gitignore/api/java,maven
+# Edit at https://www.toptal.com/developers/gitignore?templates=java,maven
+
+### Java ###
+# Compiled class file
+*.class
+
+# Log file
+*.log
+
+# BlueJ files
+*.ctxt
+
+# Mobile Tools for Java (J2ME)
+.mtj.tmp/
+
+# Package Files #
+*.jar
+*.war
+*.nar
+*.ear
+*.zip
+*.tar.gz
+*.rar
+
+# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
+hs_err_pid*
+replay_pid*
+
+### Maven ###
+target/
+pom.xml.tag
+pom.xml.releaseBackup
+pom.xml.versionsBackup
+pom.xml.next
+release.properties
+dependency-reduced-pom.xml
+buildNumber.properties
+.mvn/timing.properties
+# https://github.com/takari/maven-wrapper#usage-without-binary-jar
+.mvn/wrapper/maven-wrapper.jar
+
+# Eclipse m2e generated files
+# Eclipse Core
+.project
+# JDT-specific (Eclipse Java Development Tools)
+.classpath
+
+# End of https://www.toptal.com/developers/gitignore/api/java,maven
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CompilerConfiguration">
+    <annotationProcessing>
+      <profile name="Maven default annotation processors profile" enabled="true">
+        <sourceOutputDir name="target/generated-sources/annotations" />
+        <sourceTestOutputDir name="target/generated-test-sources/test-annotations" />
+        <outputRelativeToContentRoot value="true" />
+        <module name="MCRun" />
+      </profile>
+    </annotationProcessing>
+  </component>
+</project>
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Encoding">
+    <file url="file://$PROJECT_DIR$/src/main/java" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/src/main/resources" charset="UTF-8" />
+  </component>
+</project>
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="RemoteRepositoriesConfiguration">
+    <remote-repository>
+      <option name="id" value="github" />
+      <option name="name" value="github" />
+      <option name="url" value="https://maven.pkg.github.com/KartoffelChipss/LifeStealZ" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="central" />
+      <option name="name" value="Maven Central repository" />
+      <option name="url" value="https://repo1.maven.org/maven2" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="jboss.community" />
+      <option name="name" value="JBoss Community repository" />
+      <option name="url" value="https://repository.jboss.org/nexus/content/repositories/public/" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="central" />
+      <option name="name" value="central" />
+      <option name="url" value="https://repo1.maven.org/maven2" />
+    </remote-repository>
+  </component>
+</project>
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="DiscordProjectSettings">
+    <option name="show" value="ASK" />
+    <option name="description" value="" />
+  </component>
+  <component name="ExternalStorageConfigurationManager" enabled="true" />
+  <component name="MavenProjectsManager">
+    <option name="originalFiles">
+      <list>
+        <option value="$PROJECT_DIR$/pom.xml" />
+      </list>
+    </option>
+  </component>
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_25" default="true" project-jdk-name="25" project-jdk-type="JavaSDK" />
+</project>
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>
@@ -0,0 +1,71 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="AutoImportSettings">
+    <option name="autoReloadType" value="SELECTIVE" />
+  </component>
+  <component name="ChangeListManager">
+    <list default="true" id="98c311c3-6130-4449-9bcb-07029b56b776" name="Changes" comment="">
+      <change afterPath="$PROJECT_DIR$/.gitignore" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/.idea/encodings.xml" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/.idea/misc.xml" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/.idea/vcs.xml" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/pom.xml" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/src/main/java/org/strassburger/mcrun/RunServerMojo.java" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/src/main/java/org/strassburger/mcrun/downloader/PaperServerJarDownloader.java" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/src/main/java/org/strassburger/mcrun/downloader/ServerJarDownloadException.java" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/src/main/java/org/strassburger/mcrun/downloader/ServerJarDownloader.java" afterDir="false" />
+    </list>
+    <option name="SHOW_DIALOG" value="false" />
+    <option name="HIGHLIGHT_CONFLICTS" value="true" />
+    <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
+    <option name="LAST_RESOLUTION" value="IGNORE" />
+  </component>
+  <component name="FileTemplateManagerImpl">
+    <option name="RECENT_TEMPLATES">
+      <list>
+        <option value="Class" />
+        <option value="Exception" />
+      </list>
+    </option>
+  </component>
+  <component name="Git.Settings">
+    <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
+  </component>
+  <component name="ProjectColorInfo">{
+  &quot;customColor&quot;: &quot;&quot;,
+  &quot;associatedIndex&quot;: 1
+}</component>
+  <component name="ProjectId" id="3E8fdcRwutbLOHxizPneckuMJLe" />
+  <component name="ProjectViewState">
+    <option name="hideEmptyMiddlePackages" value="true" />
+    <option name="showLibraryContents" value="true" />
+  </component>
+  <component name="PropertiesComponent">{
+  &quot;keyToString&quot;: {
+    &quot;ModuleVcsDetector.initialDetectionPerformed&quot;: &quot;true&quot;,
+    &quot;RunOnceActivity.ShowReadmeOnStart&quot;: &quot;true&quot;,
+    &quot;RunOnceActivity.git.unshallow&quot;: &quot;true&quot;,
+    &quot;RunOnceActivity.typescript.service.memoryLimit.init&quot;: &quot;true&quot;,
+    &quot;codeWithMe.voiceChat.enabledByDefault&quot;: &quot;false&quot;,
+    &quot;git-widget-placeholder&quot;: &quot;main&quot;,
+    &quot;kotlin-language-version-configured&quot;: &quot;true&quot;,
+    &quot;vue.rearranger.settings.migration&quot;: &quot;true&quot;
+  }
+}</component>
+  <component name="TaskManager">
+    <task active="true" id="Default" summary="Default task">
+      <changelist id="98c311c3-6130-4449-9bcb-07029b56b776" name="Changes" comment="" />
+      <created>1779565206518</created>
+      <option name="number" value="Default" />
+      <option name="presentableId" value="Default" />
+      <updated>1779565206518</updated>
+      <workItem from="1779565207730" duration="57000" />
+      <workItem from="1779565274563" duration="632000" />
+      <workItem from="1779565913273" duration="4857000" />
+    </task>
+    <servers />
+  </component>
+  <component name="TypeScriptGeneratedFilesManager">
+    <option name="version" value="3" />
+  </component>
+</project>
@@ -0,0 +1,180 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>org.strassburger</groupId>
+    <artifactId>mc-run</artifactId>
+    <version>0.0.7</version>
+    <packaging>maven-plugin</packaging>
+
+    <name>MCRun Maven Plugin</name>
+
+    <prerequisites>
+        <maven>${maven.version}</maven>
+    </prerequisites>
+
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <maven.compiler.source>21</maven.compiler.source>
+        <maven.compiler.target>21</maven.compiler.target>
+        <maven.version>3.3.9</maven.version>
+        <maven-plugin-plugin.version>3.13.1</maven-plugin-plugin.version>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.apache.maven</groupId>
+            <artifactId>maven-plugin-api</artifactId>
+            <version>${maven.version}</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.maven</groupId>
+            <artifactId>maven-core</artifactId>
+            <version>${maven.version}</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.maven</groupId>
+            <artifactId>maven-artifact</artifactId>
+            <version>${maven.version}</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.maven</groupId>
+            <artifactId>maven-compat</artifactId>
+            <version>${maven.version}</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.maven.plugin-tools</groupId>
+            <artifactId>maven-plugin-annotations</artifactId>
+            <version>3.6.0</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>4.12</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.maven.plugin-testing</groupId>
+            <artifactId>maven-plugin-testing-harness</artifactId>
+            <version>3.3.0</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <pluginManagement><!-- lock down plugins versions to avoid using Maven defaults (may be moved to parent pom) -->
+            <plugins>
+                <plugin>
+                    <artifactId>maven-clean-plugin</artifactId>
+                    <version>3.1.0</version>
+                </plugin>
+                <!-- see http://maven.apache.org/ref/current/maven-core/default-bindings.html#Plugin_bindings_for_maven-plugin_packaging -->
+                <plugin>
+                    <artifactId>maven-resources-plugin</artifactId>
+                    <version>3.0.2</version>
+                </plugin>
+                <plugin>
+                    <artifactId>maven-compiler-plugin</artifactId>
+                    <version>3.8.0</version>
+                </plugin>
+                <plugin>
+                    <artifactId>maven-plugin-plugin</artifactId>
+                    <version>${maven-plugin-plugin.version}</version>
+                </plugin>
+                <plugin>
+                    <artifactId>maven-surefire-plugin</artifactId>
+                    <version>2.22.1</version>
+                </plugin>
+                <plugin>
+                    <artifactId>maven-jar-plugin</artifactId>
+                    <version>3.0.2</version>
+                </plugin>
+                <plugin>
+                    <artifactId>maven-install-plugin</artifactId>
+                    <version>2.5.2</version>
+                </plugin>
+                <plugin>
+                    <artifactId>maven-deploy-plugin</artifactId>
+                    <version>2.8.2</version>
+                </plugin>
+                <plugin>
+                    <artifactId>maven-invoker-plugin</artifactId>
+                    <version>3.1.0</version>
+                </plugin>
+            </plugins>
+        </pluginManagement>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-plugin-plugin</artifactId>
+                <version>${maven-plugin-plugin.version}</version>
+                <configuration>
+                    <goalPrefix>mcrun</goalPrefix>
+                    <skipErrorNoDescriptorsFound>true</skipErrorNoDescriptorsFound>
+                </configuration>
+                <executions>
+                    <execution>
+                        <id>mojo-descriptor</id>
+                        <goals>
+                            <goal>descriptor</goal>
+                        </goals>
+                    </execution>
+                    <execution>
+                        <id>help-goal</id>
+                        <goals>
+                            <goal>helpmojo</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+
+    <profiles>
+        <profile>
+            <id>run-its</id>
+            <build>
+
+                <plugins>
+                    <plugin>
+                        <groupId>org.apache.maven.plugins</groupId>
+                        <artifactId>maven-invoker-plugin</artifactId>
+                        <version>3.1.0</version>
+                        <configuration>
+                            <debug>true</debug>
+                            <cloneProjectsTo>${project.build.directory}/it</cloneProjectsTo>
+                            <pomIncludes>
+                                <pomInclude>*/pom.xml</pomInclude>
+                            </pomIncludes>
+                            <postBuildHookScript>verify</postBuildHookScript>
+                            <localRepositoryPath>${project.build.directory}/local-repo</localRepositoryPath>
+                            <settingsFile>src/it/settings.xml</settingsFile>
+                            <goals>
+                                <goal>clean</goal>
+                                <goal>test-compile</goal>
+                            </goals>
+                        </configuration>
+                        <executions>
+                            <execution>
+                                <id>integration-test</id>
+                                <goals>
+                                    <goal>install</goal>
+                                    <goal>integration-test</goal>
+                                    <goal>verify</goal>
+                                </goals>
+                            </execution>
+                        </executions>
+                    </plugin>
+                </plugins>
+            </build>
+        </profile>
+    </profiles>
+</project>
@@ -0,0 +1,95 @@
+package org.strassburger.mcrun;
+
+import org.apache.maven.plugin.AbstractMojo;
+import org.apache.maven.plugin.MojoExecutionException;
+import org.apache.maven.plugin.MojoFailureException;
+import org.apache.maven.plugins.annotations.LifecyclePhase;
+import org.apache.maven.plugins.annotations.Mojo;
+import org.apache.maven.plugins.annotations.Parameter;
+import org.strassburger.mcrun.downloader.PaperServerJarDownloader;
+import org.strassburger.mcrun.downloader.ServerJarDownloadException;
+import org.strassburger.mcrun.downloader.ServerJarDownloader;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.StandardCopyOption;
+
+@Mojo(name = "run", defaultPhase = LifecyclePhase.PACKAGE)
+public class RunServerMojo extends AbstractMojo {
+    @Parameter(defaultValue = "${project.build.directory}/${project.build.finalName}.jar")
+    private File pluginJar;
+
+    @Parameter(defaultValue = "${project.basedir}/server")
+    private File serverDirectory;
+
+    @Parameter(defaultValue = "server.jar")
+    private String serverJarName;
+
+    @Parameter(defaultValue = "paper")
+    private String serverSoftware;
+
+    @Parameter(required = true)
+    private String mcVersion;
+
+    @Parameter(defaultValue = "2G")
+    private String memory;
+
+    @Parameter(defaultValue = "true")
+    private boolean acceptEula;
+
+    @Override
+    public void execute() throws MojoExecutionException, MojoFailureException {
+        getLog().info("Server directory: " + serverDirectory.getAbsolutePath());
+
+        File pluginsDir = new File(serverDirectory, "plugins");
+        pluginsDir.mkdirs();
+        try {
+            Files.copy(pluginJar.toPath(),
+                    new File(pluginsDir, pluginJar.getName()).toPath(),
+                    StandardCopyOption.REPLACE_EXISTING);
+        } catch (IOException e) {
+            throw new MojoExecutionException("Failed to copy plugin jar file: " + pluginJar.getAbsolutePath(), e);
+        }
+
+        try {
+            ServerJarDownloader jarDownloader = ServerJarDownloader.forServerSoftware(serverSoftware)
+                    .withLog(getLog()).withServerDirectory(serverDirectory)
+                    .withServerJarName(serverJarName).withMcVersion(mcVersion)
+                    .build();
+            jarDownloader.run();
+        } catch (ServerJarDownloadException e) {
+            throw new MojoExecutionException("Failed to download server jar", e);
+        }
+        if (acceptEula) acceptEula();
+
+        ProcessBuilder pb = new ProcessBuilder(
+                "java", "-Xmx" + memory, "-Xms" + memory,
+                "-jar", serverJarName, "--nogui"
+        );
+        pb.directory(serverDirectory);
+        pb.inheritIO();
+        Process process;
+        try {
+            process = pb.start();
+        } catch (IOException e) {
+            throw new MojoExecutionException("Failed to start server: " + e.getMessage(), e);
+        }
+        try {
+            process.waitFor();
+        } catch (InterruptedException e) {
+            throw new MojoExecutionException("Failed to start server: " + e.getMessage(), e);
+        }
+    }
+
+    private void acceptEula() throws MojoExecutionException {
+        File eula = new File(serverDirectory, "eula.txt");
+        if (eula.exists()) return;
+        try {
+            Files.writeString(eula.toPath(), "eula=true\n");
+            getLog().info("eula.txt created and accepted.");
+        } catch (IOException e) {
+            throw new MojoExecutionException("Failed to write eula.txt: " + e.getMessage(), e);
+        }
+    }
+}
@@ -0,0 +1,59 @@
+package org.strassburger.mcrun.downloader;
+
+import org.apache.maven.plugin.logging.Log;
+
+import java.io.File;
+import java.nio.file.Files;
+import java.nio.file.StandardCopyOption;
+
+public class PaperServerJarDownloader extends ServerJarDownloader {
+
+    public PaperServerJarDownloader(Log log, File serverDirectory, String serverJarName, String mcVersion) {
+        super(log, serverDirectory, serverJarName, mcVersion);
+    }
+
+    @Override
+    protected void downloadServerJar() throws ServerJarDownloadException {
+        File jarFile = getServerJar();
+
+        try {
+            getLog().info("Fetching latest Paper build info for " + getMcVersion() + "...");
+            String apiUrl = "https://fill.papermc.io/v3/projects/paper/versions/" + getMcVersion() + "/builds/latest";
+            String json = fetchUrl(apiUrl);
+
+            String downloadUrl = parseDownloadUrl(json);
+            getLog().info("Downloading Paper from: " + downloadUrl);
+
+            try (var in = new java.net.URI(downloadUrl).toURL().openStream()) {
+                Files.copy(in, jarFile.toPath(), StandardCopyOption.REPLACE_EXISTING);
+            }
+
+            getLog().info("Paper downloaded to: " + jarFile.getAbsolutePath());
+        } catch (Exception e) {
+            throw new ServerJarDownloadException("Failed to download Paper: " + e.getMessage(), e);
+        }
+    }
+
+    private String fetchUrl(String url) throws Exception {
+        var connection = new java.net.URI(url).toURL().openConnection();
+        connection.setRequestProperty("Accept", "application/json");
+        try (var in = connection.getInputStream()) {
+            return new String(in.readAllBytes());
+        }
+    }
+
+    private String parseDownloadUrl(String json) {
+        // Parse: .downloads["server:default"].url
+        int downloadsIdx = json.indexOf("\"downloads\"");
+        int serverDefaultIdx = json.indexOf("\"server:default\"", downloadsIdx);
+        int urlIdx = json.indexOf("\"url\"", serverDefaultIdx);
+        int urlStart = json.indexOf("\"", urlIdx + 5) + 1;
+        int urlEnd = json.indexOf("\"", urlStart);
+
+        if (urlStart <= 0 || urlEnd <= 0) {
+            throw new ServerJarDownloadException("Could not parse download URL from Paper API response");
+        }
+
+        return json.substring(urlStart, urlEnd);
+    }
+}
@@ -0,0 +1,11 @@
+package org.strassburger.mcrun.downloader;
+
+public class ServerJarDownloadException extends RuntimeException {
+    public ServerJarDownloadException(String message) {
+        super(message);
+    }
+
+  public ServerJarDownloadException(String message, Throwable cause) {
+    super(message, cause);
+  }
+}
@@ -0,0 +1,89 @@
+package org.strassburger.mcrun.downloader;
+
+import org.apache.maven.plugin.logging.Log;
+
+import java.io.File;
+import java.util.function.Function;
+
+public abstract class ServerJarDownloader {
+    private final Log log;
+    private final File serverDirectory;
+    private final String serverJarName;
+    private final String mcVersion;
+
+    public ServerJarDownloader(Log log, File serverDirectory, String serverJarName, String mcVersion) {
+        this.log = log;
+        this.serverDirectory = serverDirectory;
+        this.serverJarName = serverJarName;
+        this.mcVersion = mcVersion;
+    }
+
+    public void run() throws ServerJarDownloadException {
+        if (getServerJar().exists()) {
+            log.info("Paper jar already exists, skipping download.");
+            return;
+        }
+
+        serverDirectory.mkdirs();
+
+        downloadServerJar();
+    }
+
+    protected Log getLog() {
+        return log;
+    }
+
+    protected String getMcVersion() {
+        return mcVersion;
+    }
+
+    protected File getServerJar() {
+        return new File(serverDirectory, serverJarName);
+    }
+
+    protected abstract void downloadServerJar() throws ServerJarDownloadException;
+
+    public static Builder forServerSoftware(String serverSoftware) throws ServerJarDownloadException {
+        return switch (serverSoftware) {
+            case "paper" -> new Builder(b ->
+                    new PaperServerJarDownloader(b.log, b.serverDirectory, b.serverJarName, b.mcVersion));
+            default -> throw new ServerJarDownloadException("Invalid server software: " + serverSoftware);
+        };
+    }
+
+    public static class Builder {
+        private final Function<Builder, ServerJarDownloader> factory;
+        private Log log;
+        private File serverDirectory;
+        private String serverJarName;
+        private String mcVersion;
+
+        public Builder(Function<Builder, ServerJarDownloader> factory) {
+            this.factory = factory;
+        }
+
+        public Builder withLog(Log log) {
+            this.log = log;
+            return this;
+        }
+
+        public Builder withServerDirectory(File serverDirectory) {
+            this.serverDirectory = serverDirectory;
+            return this;
+        }
+
+        public Builder withServerJarName(String serverJarName) {
+            this.serverJarName = serverJarName;
+            return this;
+        }
+
+        public Builder withMcVersion(String mcVersion) {
+            this.mcVersion = mcVersion;
+            return this;
+        }
+
+        public ServerJarDownloader build() {
+            return factory.apply(this);
+        }
+    }
+}