230 lines
8.8 KiB
JavaScript
230 lines
8.8 KiB
JavaScript
const evolve = require('./src/evolve');
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const { solidify } = require('./src/gep/solidify');
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const path = require('path');
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// Hardened Env Loading: Ensure .env is loaded before anything else
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try { require('dotenv').config({ path: path.resolve(__dirname, '../../.env') }); } catch (e) { console.warn('[Evolver] Warning: dotenv not found or failed to load .env'); }
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const fs = require('fs');
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const { spawn } = require('child_process');
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function sleepMs(ms) {
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const n = parseInt(String(ms), 10);
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const t = Number.isFinite(n) ? Math.max(0, n) : 0;
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return new Promise(resolve => setTimeout(resolve, t));
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}
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function readJsonSafe(p) {
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try {
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if (!fs.existsSync(p)) return null;
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const raw = fs.readFileSync(p, 'utf8');
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if (!raw.trim()) return null;
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return JSON.parse(raw);
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} catch (e) {
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return null;
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}
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}
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function isPendingSolidify(state) {
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const lastRun = state && state.last_run ? state.last_run : null;
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const lastSolid = state && state.last_solidify ? state.last_solidify : null;
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if (!lastRun || !lastRun.run_id) return false;
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if (!lastSolid || !lastSolid.run_id) return true;
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return String(lastSolid.run_id) !== String(lastRun.run_id);
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}
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function parseMs(v, fallback) {
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const n = parseInt(String(v == null ? '' : v), 10);
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if (Number.isFinite(n)) return Math.max(0, n);
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return fallback;
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}
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// Singleton Guard - prevent multiple evolver daemon instances
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function acquireLock() {
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const lockFile = path.join(__dirname, 'evolver.pid');
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try {
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if (fs.existsSync(lockFile)) {
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const pid = parseInt(fs.readFileSync(lockFile, 'utf8').trim(), 10);
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try {
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process.kill(pid, 0); // Check if process exists
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console.log(`[Singleton] Evolver loop already running (PID ${pid}). Exiting.`);
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return false;
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} catch (e) {
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console.log(`[Singleton] Stale lock found (PID ${pid}). Taking over.`);
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}
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}
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fs.writeFileSync(lockFile, String(process.pid));
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return true;
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} catch (err) {
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console.error('[Singleton] Lock acquisition failed:', err);
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return false;
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}
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}
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function releaseLock() {
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const lockFile = path.join(__dirname, 'evolver.pid');
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try {
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if (fs.existsSync(lockFile)) {
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const pid = parseInt(fs.readFileSync(lockFile, 'utf8').trim(), 10);
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if (pid === process.pid) fs.unlinkSync(lockFile);
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}
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} catch (e) { /* ignore */ }
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}
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async function main() {
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const args = process.argv.slice(2);
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const command = args[0];
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const isLoop = args.includes('--loop') || args.includes('--mad-dog');
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if (command === 'run' || command === '/evolve' || isLoop) {
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console.log('Starting capability evolver...');
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if (isLoop) {
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// Internal daemon loop (no wrapper required).
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if (!acquireLock()) process.exit(0);
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process.on('exit', releaseLock);
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process.on('SIGINT', () => { releaseLock(); process.exit(); });
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process.on('SIGTERM', () => { releaseLock(); process.exit(); });
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process.env.EVOLVE_LOOP = 'true';
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process.env.EVOLVE_BRIDGE = 'false';
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console.log('Loop mode enabled (internal daemon).');
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const solidifyStatePath = path.join(__dirname, 'memory', 'evolution_solidify_state.json');
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const minSleepMs = parseMs(process.env.EVOLVER_MIN_SLEEP_MS, 2000);
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const maxSleepMs = parseMs(process.env.EVOLVER_MAX_SLEEP_MS, 300000);
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const idleThresholdMs = parseMs(process.env.EVOLVER_IDLE_THRESHOLD_MS, 500);
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const pendingSleepMs = parseMs(
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process.env.EVOLVE_PENDING_SLEEP_MS ||
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process.env.EVOLVE_MIN_INTERVAL ||
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process.env.FEISHU_EVOLVER_INTERVAL,
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120000
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);
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const maxCyclesPerProcess = parseMs(process.env.EVOLVER_MAX_CYCLES_PER_PROCESS, 100) || 100;
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const maxRssMb = parseMs(process.env.EVOLVER_MAX_RSS_MB, 500) || 500;
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const suicideEnabled = String(process.env.EVOLVER_SUICIDE || '').toLowerCase() !== 'false';
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let currentSleepMs = Math.min(maxSleepMs, Math.max(minSleepMs, minSleepMs));
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let cycleCount = 0;
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while (true) {
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cycleCount += 1;
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// Ralph-loop gating: do not run a new cycle while previous run is pending solidify.
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const st0 = readJsonSafe(solidifyStatePath);
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if (isPendingSolidify(st0)) {
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await sleepMs(Math.max(pendingSleepMs, minSleepMs));
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continue;
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}
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const t0 = Date.now();
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let ok = false;
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try {
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await evolve.run();
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ok = true;
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} catch (error) {
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const msg = error && error.message ? String(error.message) : String(error);
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console.error(`Evolution cycle failed: ${msg}`);
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}
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const dt = Date.now() - t0;
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// Adaptive sleep: treat very fast cycles as "idle", backoff; otherwise reset to min.
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if (!ok || dt < idleThresholdMs) {
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currentSleepMs = Math.min(maxSleepMs, Math.max(minSleepMs, currentSleepMs * 2));
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} else {
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currentSleepMs = minSleepMs;
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}
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// Suicide check (memory leak protection)
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if (suicideEnabled) {
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const memMb = process.memoryUsage().rss / 1024 / 1024;
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if (cycleCount >= maxCyclesPerProcess || memMb > maxRssMb) {
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console.log(`[Daemon] Restarting self (cycles=${cycleCount}, rssMb=${memMb.toFixed(0)})`);
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releaseLock(); // Release before spawning to allow child to acquire
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const child = spawn(process.execPath, [__filename, ...args], {
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detached: true,
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stdio: 'ignore',
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env: process.env,
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});
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child.unref();
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process.exit(0);
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}
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}
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// Saturation-aware sleep: when the evolver detects it has exhausted innovation
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// space (consecutive empty cycles), dramatically increase sleep to avoid wasting
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// resources on no-op cycles. This is the "graceful degradation" mechanism that
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// Echo-MingXuan lacked -- it kept cycling at full speed after saturation until
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// load spiked to 1.30 and it crashed.
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let saturationMultiplier = 1;
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try {
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const st1 = readJsonSafe(solidifyStatePath);
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const lastSignals = st1 && st1.last_run && Array.isArray(st1.last_run.signals) ? st1.last_run.signals : [];
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if (lastSignals.includes('force_steady_state')) {
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saturationMultiplier = 10;
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console.log('[Daemon] Saturation detected. Entering steady-state mode (10x sleep).');
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} else if (lastSignals.includes('evolution_saturation')) {
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saturationMultiplier = 5;
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console.log('[Daemon] Approaching saturation. Reducing evolution frequency (5x sleep).');
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}
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} catch (e) {}
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// Jitter to avoid lockstep restarts.
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const jitter = Math.floor(Math.random() * 250);
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await sleepMs((currentSleepMs + jitter) * saturationMultiplier);
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}
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} else {
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// Normal Single Run
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try {
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await evolve.run();
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} catch (error) {
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console.error('Evolution failed:', error);
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process.exit(1);
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}
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}
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// Post-run hint
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console.log('\n' + '=======================================================');
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console.log('Capability evolver finished. If you use this project, consider starring the upstream repository.');
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console.log('Upstream: https://github.com/autogame-17/capability-evolver');
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console.log('=======================================================\n');
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} else if (command === 'solidify') {
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const dryRun = args.includes('--dry-run');
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const noRollback = args.includes('--no-rollback');
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const intentFlag = args.find(a => typeof a === 'string' && a.startsWith('--intent='));
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const summaryFlag = args.find(a => typeof a === 'string' && a.startsWith('--summary='));
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const intent = intentFlag ? intentFlag.slice('--intent='.length) : null;
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const summary = summaryFlag ? summaryFlag.slice('--summary='.length) : null;
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try {
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const res = solidify({
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intent: intent || undefined,
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summary: summary || undefined,
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dryRun,
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rollbackOnFailure: !noRollback,
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});
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const st = res && res.ok ? 'SUCCESS' : 'FAILED';
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console.log(`[SOLIDIFY] ${st}`);
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if (res && res.gene) console.log(JSON.stringify(res.gene, null, 2));
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if (res && res.event) console.log(JSON.stringify(res.event, null, 2));
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if (res && res.capsule) console.log(JSON.stringify(res.capsule, null, 2));
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process.exit(res && res.ok ? 0 : 2);
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} catch (error) {
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console.error('[SOLIDIFY] Error:', error);
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process.exit(2);
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}
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} else {
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console.log(`Usage: node index.js [run|/evolve|solidify] [--loop]
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- solidify flags:
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- --dry-run
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- --no-rollback
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- --intent=repair|optimize|innovate
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- --summary=...`);
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}
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}
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if (require.main === module) {
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main();
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}
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