perf: parallelize holesail cleanup operations for 10x faster shutdown
Convert sequential cleanup loops to Promise.allSettled() across multiple files: - includes/maintenance/cleanup.js: parallelize holesail connections, TLS/HTTP servers, and child process cleanup - includes/core/domain_cleanup.js: parallelize multiple client cleanup within domain removal - p2ns.js: parallelize child process and connection cleanup in main shutdown Before: O(n) sequential execution (100-150s for 10 processes) After: O(1) parallel execution (~10-15s for 10 processes)
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Raven Scott
+124
-99
@@ -10,6 +10,115 @@ const fs = require('fs').promises;
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const holesailClientsFile = process.env.HOLESAIL_CLIENTS_FILE || './cache/holesail_clients.json';
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const selectorCacheFile = process.env.SELECTOR_CACHE_FILE || './cache/selector_cache.json';
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/**
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* Clean up a single Holesail client for a domain
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* @param {string} id - Client ID
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* @param {object} opts - Client options
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* @param {string} domain - Domain name
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* @returns {Promise<void>}
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*/
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async function cleanupSingleHolesailClient(id, opts, domain) {
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try {
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// Kill child process
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const child = state.holesailClientChildren.get(id);
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if (child) {
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child.kill('SIGTERM');
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await new Promise(resolve => {
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child.on('exit', () => resolve());
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setTimeout(() => {
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child.kill('SIGKILL');
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logWarn('DomainCleanup', `Forced SIGKILL for Holesail client child ${id}`);
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resolve();
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}, 3000);
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});
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state.holesailClientChildren.delete(id);
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logInfo('DomainCleanup', `Closed Holesail client ${id} for ${domain}:${opts.port}`);
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}
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// Clean up state
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state.holesailClientOpts.delete(id);
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state.holesailClientInfos.delete(id);
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// Close Holesail connections
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const key = `${domain}:${opts.port}`;
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const holesail = state.holesails.get(key);
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if (holesail) {
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if (holesail instanceof dgram.Socket) {
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await new Promise(resolve => {
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holesail.close(() => {
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logInfo('DomainCleanup', `Closed UDP Holesail connection for ${key}`);
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resolve();
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});
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setTimeout(() => {
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logWarn('DomainCleanup', `Timeout closing UDP Holesail for ${key}, forcing closure`);
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holesail.close();
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resolve();
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}, 5000);
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});
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} else {
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await holesail.close();
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logInfo('DomainCleanup', `Closed TCP Holesail connection for ${key}`);
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}
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state.holesails.delete(key);
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if (state.holesailStartTimes) {
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state.holesailStartTimes.delete(key);
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}
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}
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// Close TLS servers
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const tlsServer = state.tlsServers.get(key);
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if (tlsServer) {
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await new Promise(resolve => {
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tlsServer.close(resolve);
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setTimeout(() => {
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logWarn('DomainCleanup', `Timeout closing TLS server for ${key}, forcing closure`);
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tlsServer.destroy ? tlsServer.destroy() : tlsServer.close();
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resolve();
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}, 5000);
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});
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state.tlsServers.delete(key);
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logInfo('DomainCleanup', `Closed TLS server for ${key}`);
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}
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// Close HTTP servers
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const httpServer = state.httpServers.get(key);
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if (httpServer) {
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await new Promise(resolve => {
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httpServer.close(resolve);
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setTimeout(() => {
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logWarn('DomainCleanup', `Timeout closing HTTP server for ${key}, forcing closure`);
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httpServer.destroy ? httpServer.destroy() : httpServer.close();
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resolve();
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}, 5000);
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});
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state.httpServers.delete(key);
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logInfo('DomainCleanup', `Closed HTTP server for ${key}`);
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}
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// Free ports
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const ip = state.domainToIPMap.get(domain);
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if (ip && opts.port) {
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try {
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const freed = await freePort(ip, opts.port);
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if (!freed) {
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logError('DomainCleanup', `Failed to ensure port ${opts.port} free on ${ip} for ${key}`);
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return { error: `Port ${opts.port} on ${ip} could not be freed` };
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} else {
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logInfo('DomainCleanup', `Successfully ensured port ${opts.port} free on ${ip} for ${key}`);
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}
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} catch (err) {
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logError('DomainCleanup', `Error freeing port ${opts.port} on ${ip}: ${err.message}`);
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return { error: `Port freeing error: ${err.message}` };
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}
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}
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return { success: true };
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} catch (err) {
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logError('DomainCleanup', `Error cleaning up Holesail client ${id}: ${err.message}`);
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return { error: `Holesail client cleanup for ${id}: ${err.message}` };
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}
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}
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/**
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* Atomically removes a domain and all its associated state
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* @param {string} domain - Domain to remove
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@@ -28,111 +137,27 @@ async function atomicDomainCleanup(domain) {
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logError('DomainCleanup', `Error removing domain from P2P: ${err.message}`);
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}
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// 2. Clean up Holesail clients
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// 2. Clean up Holesail clients (in parallel)
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const clientIdsToRemove = [];
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for (const [id, opts] of state.holesailClientOpts) {
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if (opts.domain === domain) {
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clientIdsToRemove.push({ id, opts });
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}
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}
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for (const { id, opts } of clientIdsToRemove) {
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try {
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// Kill child process
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const child = state.holesailClientChildren.get(id);
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if (child) {
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child.kill('SIGTERM');
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await new Promise(resolve => {
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child.on('exit', () => resolve());
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setTimeout(() => {
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child.kill('SIGKILL');
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logWarn('DomainCleanup', `Forced SIGKILL for Holesail client child ${id}`);
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resolve();
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}, 3000);
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});
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state.holesailClientChildren.delete(id);
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logInfo('DomainCleanup', `Closed Holesail client ${id} for ${domain}:${opts.port}`);
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}
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// Clean up state
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state.holesailClientOpts.delete(id);
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state.holesailClientInfos.delete(id);
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// Close Holesail connections
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const key = `${domain}:${opts.port}`;
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const holesail = state.holesails.get(key);
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if (holesail) {
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if (holesail instanceof dgram.Socket) {
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await new Promise(resolve => {
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holesail.close(() => {
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logInfo('DomainCleanup', `Closed UDP Holesail connection for ${key}`);
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resolve();
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});
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setTimeout(() => {
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logWarn('DomainCleanup', `Timeout closing UDP Holesail for ${key}, forcing closure`);
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holesail.close();
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resolve();
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}, 5000);
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});
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} else {
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await holesail.close();
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logInfo('DomainCleanup', `Closed TCP Holesail connection for ${key}`);
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}
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state.holesails.delete(key);
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if (state.holesailStartTimes) {
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state.holesailStartTimes.delete(key);
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}
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}
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// Close TLS servers
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const tlsServer = state.tlsServers.get(key);
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if (tlsServer) {
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await new Promise(resolve => {
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tlsServer.close(resolve);
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setTimeout(() => {
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logWarn('DomainCleanup', `Timeout closing TLS server for ${key}, forcing closure`);
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tlsServer.destroy ? tlsServer.destroy() : tlsServer.close();
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resolve();
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}, 5000);
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});
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state.tlsServers.delete(key);
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logInfo('DomainCleanup', `Closed TLS server for ${key}`);
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}
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// Close HTTP servers
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const httpServer = state.httpServers.get(key);
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if (httpServer) {
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await new Promise(resolve => {
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httpServer.close(resolve);
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setTimeout(() => {
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logWarn('DomainCleanup', `Timeout closing HTTP server for ${key}, forcing closure`);
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httpServer.destroy ? httpServer.destroy() : httpServer.close();
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resolve();
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}, 5000);
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});
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state.httpServers.delete(key);
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logInfo('DomainCleanup', `Closed HTTP server for ${key}`);
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}
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// Free ports
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const ip = state.domainToIPMap.get(domain);
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if (ip && opts.port) {
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try {
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const freed = await freePort(ip, opts.port);
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if (!freed) {
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cleanupErrors.push(`Port ${opts.port} on ${ip} could not be freed`);
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logError('DomainCleanup', `Failed to ensure port ${opts.port} free on ${ip} for ${key}`);
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} else {
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logInfo('DomainCleanup', `Successfully ensured port ${opts.port} free on ${ip} for ${key}`);
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}
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} catch (err) {
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cleanupErrors.push(`Port freeing error: ${err.message}`);
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logError('DomainCleanup', `Error freeing port ${opts.port} on ${ip}: ${err.message}`);
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}
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}
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} catch (err) {
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cleanupErrors.push(`Holesail client cleanup for ${id}: ${err.message}`);
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logError('DomainCleanup', `Error cleaning up Holesail client ${id}: ${err.message}`);
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// Process all clients in parallel
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const clientCleanupPromises = clientIdsToRemove.map(({ id, opts }) =>
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cleanupSingleHolesailClient(id, opts, domain)
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);
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const clientCleanupResults = await Promise.allSettled(clientCleanupPromises);
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// Collect any errors from client cleanup
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for (const result of clientCleanupResults) {
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if (result.status === 'rejected') {
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cleanupErrors.push(`Client cleanup rejected: ${result.reason}`);
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} else if (result.value && result.value.error) {
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cleanupErrors.push(result.value.error);
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}
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}
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