Messer-Server für die Seitenwahl: 5v5/2v2, im Admin startbar, setzen sich nach der Runde selbst zurück
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// Messer-Server für die Seitenwahl: Gameserver, die dauerhaft laufen und keinem Match gehören.
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// Die Teams gehen drauf, spielen ihre Messerrunde und gehen wieder. Nach Spielende oder wenn der Server
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// leer wird, setzt er sich von selbst zurück. Fällt ein Server aus, startet ihn die App neu.
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import { HttpError } from '../matchService.js';
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import { randomPassword } from '../security.js';
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const SLOW_POLL_MS = 10_000;
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// Nach so vielen Ausfällen in Folge gibt die App auf, damit ein kaputter Host nicht endlos neu startet
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const MAX_RESTARTS = 5;
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/**
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* Konsolenbefehle für eine Messerrunde: nur Messer, kein Geld, eine Runde, danach automatisch neues Spiel.
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* `pool` bestimmt den Spielmodus (Competitive 5v5 oder Wingman 2v2), `warmupSeconds` die Zeit zum Verbinden.
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*/
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export function buildKnifeCommands({ map, pool = { gameType: 0, gameMode: 1 }, warmupSeconds = 90 }) {
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return {
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map,
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beforeMapChange: [
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`game_type ${Number(pool.gameType)}`,
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`game_mode ${Number(pool.gameMode)}`,
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'sv_password ""',
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'tv_enable 0',
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`changelevel ${map}`,
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],
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afterMapChange: [
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'bot_kick',
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'bot_quota 0',
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// Eine Runde entscheidet, danach startet das Spiel von selbst neu (für die nächsten Teams)
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'mp_maxrounds 1',
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'mp_match_can_clinch 1',
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'mp_match_end_restart 1',
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'mp_match_restart_delay 10',
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'mp_halftime 0',
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'mp_overtime_enable 0',
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// Nur Messer: keine Startwaffen, kein Geld, nichts zu kaufen
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'mp_ct_default_primary ""',
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'mp_t_default_primary ""',
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'mp_ct_default_secondary ""',
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'mp_t_default_secondary ""',
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'mp_ct_default_grenades ""',
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'mp_t_default_grenades ""',
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'mp_give_player_c4 0',
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'mp_startmoney 0',
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'mp_maxmoney 0',
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'mp_afterroundmoney 0',
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'mp_buytime 0',
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'mp_free_armor 1',
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'mp_weapons_allow_map_placed 0',
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'mp_death_drop_gun 0',
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'mp_death_drop_grenade 0',
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'mp_freezetime 3',
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'mp_roundtime 2',
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'mp_roundtime_defuse 2',
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'mp_roundtime_hostage 2',
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'mp_autoteambalance 0',
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'mp_limitteams 0',
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'mp_autokick 0',
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// Aufwärmphase zum Verbinden, danach beginnt die Messerrunde
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'mp_do_warmup_period 1',
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`mp_warmuptime ${Math.max(10, Math.min(600, Number(warmupSeconds) || 90))}`,
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'mp_warmup_pausetimer 0',
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'mp_warmup_start',
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],
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};
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}
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/** Befehle, mit denen ein laufender Messer-Server für die nächsten Teams zurückgesetzt wird. */
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export const KNIFE_RESET_COMMANDS = ['mp_warmup_start'];
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export class KnifeServers {
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constructor({ db, adapter, config, pools = {}, logger = console }) {
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this.db = db;
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this.pools = pools;
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this.adapter = adapter;
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this.config = config;
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this.logger = logger;
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this.busy = new Set();
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this.lastPoll = new Map();
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this.timer = null;
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}
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rows() {
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return this.db.prepare('SELECT * FROM knife_servers ORDER BY number').all();
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}
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row(id) {
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return this.db.prepare('SELECT * FROM knife_servers WHERE id = ?').get(id);
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}
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update(id, fields) {
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const keys = Object.keys(fields);
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if (!keys.length) return;
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this.db.prepare(`UPDATE knife_servers SET ${keys.map((k) => `${k} = @${k}`).join(', ')}, updated_at = @updated_at WHERE id = @id`)
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.run({ ...fields, updated_at: Date.now(), id });
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}
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/** Ansicht für Admin und Startseite. Ohne RCON-Passwort und Handle. */
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view(row) {
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const pool = this.pools[row.mode];
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const size = pool?.teamSize;
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return {
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id: row.id,
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number: row.number,
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name: row.name,
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mode: row.mode,
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modeLabel: pool?.label ?? row.mode,
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modeShort: size ? `${size}v${size}` : null,
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map: row.map,
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mapName: pool?.maps.find((m) => m.id === row.map)?.name ?? row.map,
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status: row.status,
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message: row.message,
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host: row.host,
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port: row.port,
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playerCount: row.player_count,
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restarts: row.restarts,
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startedAt: row.started_at,
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connect: row.host && row.port ? `connect ${row.host}:${row.port}` : null,
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steamUrl: row.host && row.port ? `steam://connect/${row.host}:${row.port}` : null,
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};
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}
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list() {
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return this.rows().map((r) => this.view(r));
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}
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/** Ports aller Messer-Server auf einem Host (für die Portvergabe zusammen mit den Match-Servern). */
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usedPorts(host) {
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const rows = host
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? this.db.prepare('SELECT host, port, tv_port FROM knife_servers WHERE host = ? AND port IS NOT NULL').all(host)
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: this.db.prepare('SELECT host, port, tv_port FROM knife_servers WHERE port IS NOT NULL').all();
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return rows;
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}
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/** Modi für Messer-Server (5v5, 2v2) mit ihren Maps, aus den Map-Pools. */
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modes() {
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return Object.entries(this.pools).map(([id, pool]) => {
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const maps = pool.maps.map((m) => ({ id: m.id, name: m.name }));
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return {
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id,
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label: pool.label,
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teamSize: pool.teamSize,
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maps,
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defaultMap: maps.some((m) => m.id === this.config.knife.map) ? this.config.knife.map : maps[0]?.id,
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};
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});
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}
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/** Neuen Messer-Server starten. Liefert die Ansicht des neuen Servers. */
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async create({ map, mode = 'competitive' }) {
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if (this.adapter.name === 'static') throw new HttpError(409, 'Mit festen Servern (static) gibt es keine Messer-Server', 'unsupported');
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const info = this.modes().find((m) => m.id === mode);
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if (!info) throw new HttpError(400, `Unbekannter Modus: ${mode}`, 'invalid');
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const chosen = String(map || info.defaultMap);
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if (!info.maps.some((m) => m.id === chosen)) throw new HttpError(400, `Map ${chosen} gibt es nicht für ${info.label}`, 'invalid');
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const max = this.config.knife.maxServers;
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const count = this.db.prepare('SELECT COUNT(*) AS n FROM knife_servers').get().n;
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if (count >= max) throw new HttpError(409, `Höchstens ${max} Messer-Server`, 'limit');
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const used = new Set(this.rows().map((r) => r.number));
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let number = 1;
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while (used.has(number)) number += 1;
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const id = `knife${number}`;
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const now = Date.now();
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this.db.prepare(`
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INSERT INTO knife_servers (id, number, name, mode, map, status, message, rcon_password, restarts, created_at, updated_at)
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VALUES (?, ?, ?, ?, ?, 'starting', 'Server wird gestartet', ?, 0, ?, ?)
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`).run(id, number, `Messer ${number}`, mode, chosen, randomPassword(24), now, now);
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await this.launch(id);
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return this.view(this.row(id));
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}
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async launch(id) {
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const row = this.row(id);
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this.busy.add(id);
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try {
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const prefix = this.config.docker?.serverNamePrefix;
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const size = this.pools[row.mode]?.teamSize;
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const result = await this.adapter.start({
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matchId: id,
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// Wingman: 6 Plätze, Competitive: 12 Plätze (wie bei den Match-Servern)
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mode: row.mode,
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secrets: { rconPassword: row.rcon_password, serverPassword: '', tvPassword: randomPassword(12) },
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serverName: `${prefix ? `${prefix} | ` : ''}${row.name} ${size ? `${size}v${size} ` : ''}(Seitenwahl)`,
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});
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this.update(id, {
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status: 'starting',
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message: 'Container läuft, Spielserver lädt',
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handle: JSON.stringify(result.handle),
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host: result.host,
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port: result.port,
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tv_port: result.tvPort,
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player_count: null,
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started_at: Date.now(),
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});
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} catch (err) {
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this.update(id, { status: 'failed', message: `Start fehlgeschlagen: ${err.message}` });
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throw new HttpError(502, `Messer-Server konnte nicht gestartet werden: ${err.message}`, 'start_failed');
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} finally {
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this.busy.delete(id);
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}
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}
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async configure(id) {
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const row = this.row(id);
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this.busy.add(id);
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this.update(id, { status: 'configuring', message: `Lade ${row.map}` });
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try {
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await this.adapter.configure(JSON.parse(row.handle), buildKnifeCommands({ map: row.map, pool: this.pools[row.mode], warmupSeconds: this.config.knife.warmupSeconds }));
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this.update(id, { status: 'running', message: 'Bereit für die Messerrunde', restarts: 0 });
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} catch (err) {
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this.update(id, { status: 'config_failed', message: `Konfiguration fehlgeschlagen: ${err.message}` });
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} finally {
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this.busy.delete(id);
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}
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}
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async poll() {
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for (const row of this.rows()) {
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if (this.busy.has(row.id) || !row.handle) continue;
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const last = this.lastPoll.get(row.id) ?? 0;
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if (row.status === 'running' && Date.now() - last < SLOW_POLL_MS) continue;
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this.lastPoll.set(row.id, Date.now());
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await this.pollOne(row).catch((err) => this.logger.warn?.(`[messer] ${row.name}: ${err.message}`));
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}
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}
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async pollOne(row) {
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let status;
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try {
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status = await this.adapter.status(JSON.parse(row.handle));
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} catch (err) {
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status = { state: row.status === 'starting' ? 'starting' : 'running', message: err.message };
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}
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if (status.state === 'failed' || status.state === 'stopped') {
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await this.recover(row, status.message);
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return;
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}
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if (status.state === 'running' && row.status === 'starting') {
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await this.configure(row.id);
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return;
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}
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if (row.status === 'config_failed' && status.state === 'running') {
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// Konfiguration noch einmal versuchen, der Server läuft ja
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await this.configure(row.id);
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return;
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}
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if (row.status !== 'running' || status.playerCount === undefined) return;
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const players = status.playerCount;
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if (players !== row.player_count) this.update(row.id, { player_count: players });
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// Alle sind gegangen: Server für die nächsten Teams zurücksetzen
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if (row.player_count > 0 && players === 0) await this.reset(row.id, 'Server leer – für die nächsten Teams zurückgesetzt');
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}
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/** Ausgefallenen Server neu starten, damit immer Messer-Server laufen. */
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async recover(row, reason) {
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if (row.restarts >= MAX_RESTARTS) {
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if (row.status !== 'failed') this.update(row.id, { status: 'failed', message: `Ausgefallen, ${MAX_RESTARTS} Neustarts ohne Erfolg: ${reason ?? ''}`.trim() });
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return;
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}
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this.logger.warn?.(`[messer] ${row.name} ausgefallen (${reason}), starte neu`);
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this.update(row.id, { restarts: row.restarts + 1, status: 'starting', message: `Neustart nach Ausfall (${row.restarts + 1}/${MAX_RESTARTS})` });
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await this.adapter.stop(JSON.parse(row.handle)).catch(() => {});
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await this.launch(row.id).catch(() => {});
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}
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async reset(id, message = 'Spiel zurückgesetzt (Admin)') {
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const row = this.requireRow(id);
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if (row.status !== 'running') throw new HttpError(409, 'Der Server ist noch nicht bereit', 'wrong_state');
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try {
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await this.adapter.sendCommands(JSON.parse(row.handle), KNIFE_RESET_COMMANDS);
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} catch (err) {
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throw new HttpError(502, `Befehl konnte nicht gesendet werden: ${err.message}`, 'server_error');
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}
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this.update(id, { message });
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}
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async startRound(id) {
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const row = this.requireRow(id);
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if (row.status !== 'running') throw new HttpError(409, 'Der Server ist noch nicht bereit', 'wrong_state');
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try {
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await this.adapter.sendCommands(JSON.parse(row.handle), ['mp_warmup_end']);
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} catch (err) {
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throw new HttpError(502, `Befehl konnte nicht gesendet werden: ${err.message}`, 'server_error');
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}
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this.update(id, { message: 'Messerrunde läuft (Admin gestartet)' });
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}
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/** Server komplett neu starten (neuer Container), z. B. wenn er hängt. */
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async restart(id) {
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const row = this.requireRow(id);
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if (this.busy.has(id)) throw new HttpError(409, 'Für diesen Server läuft bereits eine Aktion', 'busy');
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if (row.handle) await this.adapter.stop(JSON.parse(row.handle)).catch(() => {});
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this.update(id, { restarts: 0, status: 'starting', message: 'Neustart durch Admin' });
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await this.launch(id);
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}
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async remove(id) {
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const row = this.requireRow(id);
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if (row.handle) await this.adapter.stop(JSON.parse(row.handle)).catch(() => {});
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this.db.prepare('DELETE FROM knife_servers WHERE id = ?').run(id);
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}
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requireRow(id) {
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const row = this.row(id);
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if (!row) throw new HttpError(404, 'Messer-Server nicht gefunden', 'not_found');
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return row;
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}
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startLoop() {
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this.timer = setInterval(() => this.poll().catch((e) => this.logger.error(e)), this.config.statusPollSeconds * 1000);
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}
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stopLoop() {
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clearInterval(this.timer);
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this.timer = null;
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}
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}
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