added docker manager
This commit is contained in:
346
app/src/routes/[...slugs]/lib/projectmanager.ts
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346
app/src/routes/[...slugs]/lib/projectmanager.ts
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@@ -0,0 +1,346 @@
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import { spawn, $, write, file } from 'bun';
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import { join } from 'path';
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declare namespace Bun {
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export const YAML: {
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parse(text: string): any;
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};
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}
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interface MinecraftEnvironment {
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EULA: string;
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VERSION?: string;
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TYPE?: 'VANILLA' | 'FORGE' | 'FABRIC' | 'PAPER' | 'SPIGOT' | 'BUKKIT' | 'PURPUR' | 'MODDED';
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DIFFICULTY?: 'PEACEFUL' | 'EASY' | 'NORMAL' | 'HARD';
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MODE?: 'SURVIVAL' | 'CREATIVE' | 'ADVENTURE' | 'SPECTATOR';
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MAX_PLAYERS?: string;
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MOTD?: string;
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LEVEL_NAME?: string;
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SEED?: string;
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PVP?: string;
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ENABLE_COMMAND_BLOCK?: string;
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SPAWN_PROTECTION?: string;
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MAX_WORLD_SIZE?: string;
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VIEW_DISTANCE?: string;
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ONLINE_MODE?: string;
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ALLOW_NETHER?: string;
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ANNOUNCE_PLAYER_ACHIEVEMENTS?: string;
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MEMORY?: string;
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JVM_OPTS?: string;
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[key: string]: string | undefined;
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}
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interface MinecraftService {
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image: 'itzg/minecraft-server';
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container_name: string;
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tty: true;
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stdin_open: true;
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ports: string[];
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environment: MinecraftEnvironment;
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volumes: ['./data:/data'];
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restart?: 'unless-stopped' | 'no';
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networks?: string[];
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}
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// simple YAML stringifier for basic objects
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function stringifyYAML(obj: any, indent = 0): string {
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const spaces = ' '.repeat(indent);
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if (obj === null || obj === undefined) {
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return 'null';
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}
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if (typeof obj === 'string') {
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// handle strings that need quoting
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if (obj.includes(':') || obj.includes('\n') || obj.includes('#')) {
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return `"${obj.replace(/"/g, '\\"')}"`;
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}
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return obj;
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}
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if (typeof obj === 'number' || typeof obj === 'boolean') {
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return String(obj);
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}
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if (Array.isArray(obj)) {
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if (obj.length === 0) return '[]';
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return obj.map((item) => `${spaces}- ${stringifyYAML(item, indent + 2)}`).join('\n');
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}
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if (typeof obj === 'object') {
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const entries = Object.entries(obj);
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if (entries.length === 0) return '{}';
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return entries
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.map(([key, value]) => {
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if (typeof value === 'object' && value !== null && !Array.isArray(value)) {
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return `${spaces}${key}:\n${stringifyYAML(value, indent + 2)}`;
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} else {
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return `${spaces}${key}: ${stringifyYAML(value, 0)}`;
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}
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})
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.join('\n');
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}
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return String(obj);
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}
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// minimal Minecraft docker-compose template
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const baseTemplate: { services: { mc: MinecraftService } } = {
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services: {
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mc: {
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image: 'itzg/minecraft-server',
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container_name: 'minecraft',
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tty: true,
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stdin_open: true,
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ports: ['25565:25565'],
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environment: {
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EULA: 'TRUE',
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TYPE: 'PAPER',
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ENABLE_WHITELIST: 'true',
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WHITELIST: 'f396e2b9-cbb1-46a0-bb72-96898a1ca44d',
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DIFFICULTY: 'NORMAL',
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SPAWN_PROTECTION: '0',
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RCON_CMDS_FIRST_CONNECT: `op vaporvee`
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},
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volumes: ['./data:/data']
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}
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}
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};
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const forbiddenKeys = new Set([
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'ENABLE_QUERY',
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'QUERY_PORT',
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'ENABLE_RCON',
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'RCON_PORT',
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'RCON_PASSWORD'
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]);
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class ProjectManager {
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constructor(private baseDir = join(process.cwd(), 'docker-projects')) {}
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projectPath(name: string) {
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return join(this.baseDir, name);
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}
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composePath(name: string) {
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return join(this.projectPath(name), 'docker-compose.yml');
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}
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async createProject(name: string) {
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await $`mkdir -p ${this.projectPath(name)}`;
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await write(this.composePath(name), stringifyYAML(baseTemplate));
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}
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async patchProject(name: string, patch: any) {
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const path = this.composePath(name);
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const f = file(path);
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if (!(await f.exists())) throw new Error('Project not found');
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const text = await f.text();
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const config = Bun.YAML.parse(text);
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if (patch.services?.mc) {
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for (const [key, val] of Object.entries(patch.services.mc)) {
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if (!forbiddenKeys.has(key)) {
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if (typeof val === 'object' && !Array.isArray(val)) {
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config.services.mc[key] = { ...config.services.mc[key], ...val };
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} else {
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config.services.mc[key] = val;
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}
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}
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}
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}
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await write(path, stringifyYAML(config));
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return config;
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}
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async overrideValue(name: string, key: string, value: string) {
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const path = this.composePath(name);
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const f = file(path);
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if (!(await f.exists())) throw new Error('Project not found');
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const text = await f.text();
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const config = Bun.YAML.parse(text);
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if (forbiddenKeys.has(key)) throw new Error(`Key ${key} cannot be overridden`);
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if (!config.services.mc.environment) config.services.mc.environment = {};
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config.services.mc.environment[key] = value;
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await write(path, stringifyYAML(config));
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return config;
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}
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async removeProject(name: string) {
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const cwd = this.projectPath(name);
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await spawn(['docker', 'compose', 'down', '-v'], { cwd }).exited;
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await $`rm -rf ${cwd}`;
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}
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async runCompose(name: string, args: string[]) {
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const cwd = this.projectPath(name);
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const result = await spawn(['docker', 'compose', ...args], { cwd });
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return result.exited;
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}
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async attach(name: string) {
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const cwd = this.projectPath(name);
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const process = spawn(['docker', 'exec', '-i', 'minecraft', 'rcon-cli'], {
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cwd,
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stdin: 'pipe',
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stdout: 'pipe',
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stderr: 'pipe'
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});
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const ansiColorMap: Record<string, string> = {
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'30': 'black',
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'31': 'red',
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'32': 'green',
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'33': 'yellow',
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'34': 'blue',
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'35': 'magenta',
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'36': 'cyan',
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'37': 'white',
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'90': 'brightBlack',
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'91': 'brightRed',
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'92': 'brightGreen',
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'93': 'brightYellow',
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'94': 'brightBlue',
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'95': 'brightMagenta',
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'96': 'brightCyan',
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'97': 'brightWhite'
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};
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function parseAnsiColors(text: string) {
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const ansiRegex = /\x1b\[([0-9;]+)m/g;
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const chunks: any[] = [];
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let lastIndex = 0;
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let match;
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let currentColor: string | undefined;
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let currentBold = false;
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while ((match = ansiRegex.exec(text)) !== null) {
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if (match.index > lastIndex) {
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const textChunk = text.substring(lastIndex, match.index);
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chunks.push({
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text: textChunk,
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color: currentColor,
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bold: currentBold
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});
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}
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const codes = match[1].split(';');
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for (const code of codes) {
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if (code === '0') {
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currentColor = undefined;
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currentBold = false;
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chunks.push({ text: '', reset: true });
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} else if (code === '1') {
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currentBold = true;
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} else if (ansiColorMap[code]) {
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currentColor = ansiColorMap[code];
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}
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}
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lastIndex = ansiRegex.lastIndex;
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}
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if (lastIndex < text.length) {
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const textChunk = text.substring(lastIndex);
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chunks.push({
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text: textChunk,
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color: currentColor,
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bold: currentBold
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});
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}
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return chunks;
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}
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const reader = new ReadableStream({
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start(controller) {
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const decoder = new TextDecoder();
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let buffer = '';
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const processOutput = async (stream: ReadableStream<Uint8Array>) => {
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const reader = stream.getReader();
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try {
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while (true) {
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const { done, value } = await reader.read();
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if (done) break;
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buffer += decoder.decode(value, { stream: true });
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const lines = buffer.split('\n');
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buffer = lines.pop() || '';
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for (const line of lines) {
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const colorChunks = parseAnsiColors(line);
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let formattedText = '';
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for (const chunk of colorChunks) {
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if (chunk.reset) {
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continue;
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}
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let text = chunk.text;
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if (text) {
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if (chunk.color) {
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if (chunk.bold) {
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text = `<${chunk.color} font-bold>${text}</${chunk.color}>`;
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} else {
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text = `<${chunk.color}>${text}</${chunk.color}>`;
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}
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} else if (chunk.bold) {
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text = `<span font-bold>${text}</span>`;
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}
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formattedText += text;
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}
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}
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controller.enqueue({
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type: 'output',
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formatted: formattedText,
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chunks: colorChunks,
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rawText: line
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});
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}
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}
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} catch (error) {
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controller.error(error);
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} finally {
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reader.releaseLock();
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}
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};
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if (process.stdout) {
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processOutput(process.stdout);
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}
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if (process.stderr) {
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processOutput(process.stderr);
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}
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}
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});
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const writer = {
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async write(text: string) {
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if (process.stdin) {
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await process.stdin.write(text);
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}
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},
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async close() {
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if (process.stdin) {
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await process.stdin.end();
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}
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}
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};
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return {
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reader,
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writer,
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process
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};
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}
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}
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export { ProjectManager };
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