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Add in custom subdomain lookups and connection management

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hypermc
2025-07-08 06:59:06 -04:00
parent 068c7f29a2
commit c0e3a50075
1 changed files with 97 additions and 12 deletions
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101
worker-server.js
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@@ -6,6 +6,7 @@ const http = require('http');
const httpProxy = require('http-proxy');
const HyperDHTServer = require('hyperdht');
const b32 = require('hi-base32');
const fetch = require('node-fetch');
// Configuration constants
const CONFIG = {
@@ -13,7 +14,7 @@ const CONFIG = {
WORKER_MULTIPLIER: 4,
PROXY_TIMEOUT: 360000, // 6 minutes
TUNNEL_TIMEOUT: 3600000, // Increased to 1 hour for long-lived WebSocket connections
DEBUG: false, // Keep enabled for diagnostics
DEBUG: true, // Enabled for diagnostics
CONINFO: false,
MAX_SOCKETS: 500,
MAX_TUNNELS: 1000, // Increased to handle high load
@@ -22,6 +23,7 @@ const CONFIG = {
CONNECT_RETRY_MS: 100,
MAX_CONNECT_RETRIES: 3,
TUNNEL_FORCE_CLOSE_MS: 10000, // Used for HTTP requests
LOOKUP_API: 'https://sub-api.my-mc.link',
};
// Shared HTTP agent
@@ -73,14 +75,57 @@ if (cluster.isMaster) {
res.end('Invalid host header');
return;
}
const publicKey = Buffer.from(b32.decode.asBytes(split[0].toUpperCase()));
if (publicKey.length < 32) {
console.log('Invalid public key');
res.writeHead(418, { 'Content-Type': 'text/html' });
let subdomain = split[0].toLowerCase();
let publicKey;
// Try decoding subdomain as base32 hash
try {
publicKey = Buffer.from(b32.decode.asBytes(subdomain.toUpperCase()));
if (publicKey.length !== 32) throw new Error('Invalid public key length');
if (CONFIG.DEBUG) console.log(`Subdomain ${subdomain} is a valid hash, using directly`);
} catch (e) {
// Not a valid hash, perform API lookup
if (CONFIG.DEBUG) console.log(`Subdomain ${subdomain} is not a valid hash, performing API lookup`);
const isMapRequest = subdomain.endsWith('-map');
const baseSubdomain = isMapRequest ? subdomain.replace(/-map$/, '') : subdomain;
const lookupUrl = `${CONFIG.LOOKUP_API}/${baseSubdomain}`;
try {
if (CONFIG.DEBUG) console.log(`Fetching from ${lookupUrl} for ${isMapRequest ? 'map' : 'website'} request`);
const response = await fetch(lookupUrl);
const data = await response.json();
if (!data.success || !data.data) {
console.log(`No record found for subdomain ${baseSubdomain}`);
res.writeHead(404, { 'Content-Type': 'text/html' });
res.end(content);
return;
}
const hash = isMapRequest ? data.data.connectionHashMap : data.data.connectionHash;
if (CONFIG.DEBUG) console.log(`Using hash: ${hash} for ${isMapRequest ? 'connectionHashMap' : 'connectionHash'}`);
if (!hash) {
console.log(`No ${isMapRequest ? 'map' : 'website'} hash found for ${baseSubdomain}`);
res.writeHead(404, { 'Content-Type': 'text/html' });
res.end(content);
return;
}
publicKey = Buffer.from(b32.decode.asBytes(hash.toUpperCase()));
if (publicKey.length !== 32) {
console.log(`Invalid public key from API for ${baseSubdomain}: ${hash}`);
res.writeHead(404, { 'Content-Type': 'text/html' });
res.end(content);
return;
}
} catch (apiErr) {
console.error(`API lookup error for ${baseSubdomain}:`, apiErr.message);
res.writeHead(404, { 'Content-Type': 'text/html' });
res.end(content);
return;
}
}
if (activeTunnels.size >= CONFIG.MAX_TUNNELS) {
throw new Error(`Max tunnels reached (${activeTunnels.size})`);
}
@@ -128,13 +173,53 @@ if (cluster.isMaster) {
socket.destroy();
return;
}
const publicKey = Buffer.from(b32.decode.asBytes(split[0].toUpperCase()));
if (publicKey.length < 32) {
console.log('Invalid public key');
let subdomain = split[0].toLowerCase();
let publicKey;
// Try decoding subdomain as base32 hash
try {
publicKey = Buffer.from(b32.decode.asBytes(subdomain.toUpperCase()));
if (publicKey.length !== 32) throw new Error('Invalid public key length');
if (CONFIG.DEBUG) console.log(`Subdomain ${subdomain} is a valid hash, using directly`);
} catch (e) {
// Not a valid hash, perform API lookup
if (CONFIG.DEBUG) console.log(`Subdomain ${subdomain} is not a valid hash, performing API lookup`);
const isMapRequest = subdomain.endsWith('-map');
const baseSubdomain = isMapRequest ? subdomain.replace(/-map$/, '') : subdomain;
const lookupUrl = `${CONFIG.LOOKUP_API}/${baseSubdomain}`;
try {
if (CONFIG.DEBUG) console.log(`Fetching from ${lookupUrl} for ${isMapRequest ? 'map' : 'website'} request`);
const response = await fetch(lookupUrl);
const data = await response.json();
if (!data.success || !data.data) {
console.log(`No record found for subdomain ${baseSubdomain}`);
socket.destroy();
return;
}
const hash = isMapRequest ? data.data.connectionHashMap : data.data.connectionHash;
if (CONFIG.DEBUG) console.log(`Using hash: ${hash} for ${isMapRequest ? 'connectionHashMap' : 'connectionHash'}`);
if (!hash) {
console.log(`No ${isMapRequest ? 'map' : 'website'} hash found for ${baseSubdomain}`);
socket.destroy();
return;
}
publicKey = Buffer.from(b32.decode.asBytes(hash.toUpperCase()));
if (publicKey.length !== 32) {
console.log(`Invalid public key from API for ${baseSubdomain}: ${hash}`);
socket.destroy();
return;
}
} catch (apiErr) {
console.error(`API lookup error for ${baseSubdomain}:`, apiErr.message);
socket.destroy();
return;
}
}
if (activeTunnels.size >= CONFIG.MAX_TUNNELS) {
throw new Error(`Max tunnels reached (${activeTunnels.size})`);
}