update
This commit is contained in:
371
ts/proxies/smart-proxy/network-proxy-bridge.ts
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371
ts/proxies/smart-proxy/network-proxy-bridge.ts
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import * as plugins from '../../plugins.js';
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import { NetworkProxy } from '../network-proxy/index.js';
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import { Port80Handler } from '../../http/port80/port80-handler.js';
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import { Port80HandlerEvents } from '../../core/models/common-types.js';
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import { subscribeToPort80Handler } from '../../core/utils/event-utils.js';
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import type { CertificateData } from '../../certificate/models/certificate-types.js';
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import type { ConnectionRecord, SmartProxyOptions, DomainConfig } from './models/interfaces.js';
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/**
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* Manages NetworkProxy integration for TLS termination
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*/
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export class NetworkProxyBridge {
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private networkProxy: NetworkProxy | null = null;
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private port80Handler: Port80Handler | null = null;
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constructor(private settings: SmartProxyOptions) {}
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/**
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* Set the Port80Handler to use for certificate management
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*/
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public setPort80Handler(handler: Port80Handler): void {
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this.port80Handler = handler;
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// Subscribe to certificate events
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subscribeToPort80Handler(handler, {
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onCertificateIssued: this.handleCertificateEvent.bind(this),
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onCertificateRenewed: this.handleCertificateEvent.bind(this)
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});
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// If NetworkProxy is already initialized, connect it with Port80Handler
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if (this.networkProxy) {
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this.networkProxy.setExternalPort80Handler(handler);
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}
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console.log('Port80Handler connected to NetworkProxyBridge');
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}
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/**
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* Initialize NetworkProxy instance
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*/
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public async initialize(): Promise<void> {
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if (!this.networkProxy && this.settings.useNetworkProxy && this.settings.useNetworkProxy.length > 0) {
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// Configure NetworkProxy options based on PortProxy settings
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const networkProxyOptions: any = {
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port: this.settings.networkProxyPort!,
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portProxyIntegration: true,
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logLevel: this.settings.enableDetailedLogging ? 'debug' : 'info',
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useExternalPort80Handler: !!this.port80Handler // Use Port80Handler if available
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};
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this.networkProxy = new NetworkProxy(networkProxyOptions);
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console.log(`Initialized NetworkProxy on port ${this.settings.networkProxyPort}`);
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// Connect Port80Handler if available
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if (this.port80Handler) {
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this.networkProxy.setExternalPort80Handler(this.port80Handler);
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}
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// Convert and apply domain configurations to NetworkProxy
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await this.syncDomainConfigsToNetworkProxy();
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}
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}
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/**
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* Handle certificate issuance or renewal events
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*/
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private handleCertificateEvent(data: CertificateData): void {
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if (!this.networkProxy) return;
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console.log(`Received certificate for ${data.domain} from Port80Handler, updating NetworkProxy`);
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try {
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// Find existing config for this domain
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const existingConfigs = this.networkProxy.getProxyConfigs()
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.filter(config => config.hostName === data.domain);
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if (existingConfigs.length > 0) {
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// Update existing configs with new certificate
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for (const config of existingConfigs) {
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config.privateKey = data.privateKey;
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config.publicKey = data.certificate;
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}
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// Apply updated configs
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this.networkProxy.updateProxyConfigs(existingConfigs)
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.then(() => console.log(`Updated certificate for ${data.domain} in NetworkProxy`))
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.catch(err => console.log(`Error updating certificate in NetworkProxy: ${err}`));
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} else {
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// Create a new config for this domain
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console.log(`No existing config found for ${data.domain}, creating new config in NetworkProxy`);
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}
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} catch (err) {
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console.log(`Error handling certificate event: ${err}`);
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}
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}
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/**
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* Apply an external (static) certificate into NetworkProxy
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*/
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public applyExternalCertificate(data: CertificateData): void {
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if (!this.networkProxy) {
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console.log(`NetworkProxy not initialized: cannot apply external certificate for ${data.domain}`);
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return;
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}
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this.handleCertificateEvent(data);
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}
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/**
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* Get the NetworkProxy instance
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*/
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public getNetworkProxy(): NetworkProxy | null {
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return this.networkProxy;
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}
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/**
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* Get the NetworkProxy port
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*/
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public getNetworkProxyPort(): number {
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return this.networkProxy ? this.networkProxy.getListeningPort() : this.settings.networkProxyPort || 8443;
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}
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/**
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* Start NetworkProxy
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*/
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public async start(): Promise<void> {
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if (this.networkProxy) {
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await this.networkProxy.start();
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console.log(`NetworkProxy started on port ${this.settings.networkProxyPort}`);
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}
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}
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/**
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* Stop NetworkProxy
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*/
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public async stop(): Promise<void> {
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if (this.networkProxy) {
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try {
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console.log('Stopping NetworkProxy...');
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await this.networkProxy.stop();
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console.log('NetworkProxy stopped successfully');
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} catch (err) {
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console.log(`Error stopping NetworkProxy: ${err}`);
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}
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}
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}
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/**
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* Register domains with Port80Handler
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*/
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public registerDomainsWithPort80Handler(domains: string[]): void {
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if (!this.port80Handler) {
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console.log('Cannot register domains - Port80Handler not initialized');
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return;
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}
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for (const domain of domains) {
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// Skip wildcards
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if (domain.includes('*')) {
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console.log(`Skipping wildcard domain for ACME: ${domain}`);
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continue;
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}
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// Register the domain
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try {
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this.port80Handler.addDomain({
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domainName: domain,
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sslRedirect: true,
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acmeMaintenance: true
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});
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console.log(`Registered domain with Port80Handler: ${domain}`);
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} catch (err) {
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console.log(`Error registering domain ${domain} with Port80Handler: ${err}`);
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}
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}
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}
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/**
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* Forwards a TLS connection to a NetworkProxy for handling
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*/
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public forwardToNetworkProxy(
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connectionId: string,
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socket: plugins.net.Socket,
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record: ConnectionRecord,
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initialData: Buffer,
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customProxyPort?: number,
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onError?: (reason: string) => void
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): void {
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// Ensure NetworkProxy is initialized
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if (!this.networkProxy) {
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console.log(
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`[${connectionId}] NetworkProxy not initialized. Cannot forward connection.`
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);
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if (onError) {
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onError('network_proxy_not_initialized');
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}
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return;
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}
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// Use the custom port if provided, otherwise use the default NetworkProxy port
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const proxyPort = customProxyPort || this.networkProxy.getListeningPort();
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const proxyHost = 'localhost'; // Assuming NetworkProxy runs locally
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if (this.settings.enableDetailedLogging) {
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console.log(
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`[${connectionId}] Forwarding TLS connection to NetworkProxy at ${proxyHost}:${proxyPort}`
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);
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}
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// Create a connection to the NetworkProxy
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const proxySocket = plugins.net.connect({
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host: proxyHost,
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port: proxyPort,
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});
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// Store the outgoing socket in the record
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record.outgoing = proxySocket;
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record.outgoingStartTime = Date.now();
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record.usingNetworkProxy = true;
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// Set up error handlers
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proxySocket.on('error', (err) => {
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console.log(`[${connectionId}] Error connecting to NetworkProxy: ${err.message}`);
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if (onError) {
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onError('network_proxy_connect_error');
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}
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});
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// Handle connection to NetworkProxy
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proxySocket.on('connect', () => {
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if (this.settings.enableDetailedLogging) {
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console.log(`[${connectionId}] Connected to NetworkProxy at ${proxyHost}:${proxyPort}`);
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}
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// First send the initial data that contains the TLS ClientHello
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proxySocket.write(initialData);
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// Now set up bidirectional piping between client and NetworkProxy
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socket.pipe(proxySocket);
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proxySocket.pipe(socket);
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// Update activity on data transfer (caller should handle this)
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if (this.settings.enableDetailedLogging) {
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console.log(`[${connectionId}] TLS connection successfully forwarded to NetworkProxy`);
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}
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});
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}
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/**
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* Synchronizes domain configurations to NetworkProxy
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*/
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public async syncDomainConfigsToNetworkProxy(): Promise<void> {
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if (!this.networkProxy) {
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console.log('Cannot sync configurations - NetworkProxy not initialized');
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return;
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}
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try {
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// Get SSL certificates from assets
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// Import fs directly since it's not in plugins
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const fs = await import('fs');
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let certPair;
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try {
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certPair = {
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key: fs.readFileSync('assets/certs/key.pem', 'utf8'),
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cert: fs.readFileSync('assets/certs/cert.pem', 'utf8'),
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};
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} catch (certError) {
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console.log(`Warning: Could not read default certificates: ${certError}`);
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console.log(
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'Using empty certificate placeholders - ACME will generate proper certificates if enabled'
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);
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// Use empty placeholders - NetworkProxy will use its internal defaults
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// or ACME will generate proper ones if enabled
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certPair = {
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key: '',
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cert: '',
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};
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}
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// Convert domain configs to NetworkProxy configs
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const proxyConfigs = this.networkProxy.convertSmartProxyConfigs(
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this.settings.domainConfigs,
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certPair
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);
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// Log ACME-eligible domains
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const acmeEnabled = !!this.settings.acme?.enabled;
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if (acmeEnabled) {
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const acmeEligibleDomains = proxyConfigs
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.filter((config) => !config.hostName.includes('*')) // Exclude wildcards
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.map((config) => config.hostName);
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if (acmeEligibleDomains.length > 0) {
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console.log(`Domains eligible for ACME certificates: ${acmeEligibleDomains.join(', ')}`);
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// Register these domains with Port80Handler if available
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if (this.port80Handler) {
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this.registerDomainsWithPort80Handler(acmeEligibleDomains);
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}
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} else {
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console.log('No domains eligible for ACME certificates found in configuration');
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}
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}
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// Update NetworkProxy with the converted configs
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await this.networkProxy.updateProxyConfigs(proxyConfigs);
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console.log(`Successfully synchronized ${proxyConfigs.length} domain configurations to NetworkProxy`);
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} catch (err) {
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console.log(`Failed to sync configurations: ${err}`);
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}
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}
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/**
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* Request a certificate for a specific domain
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*/
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public async requestCertificate(domain: string): Promise<boolean> {
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// Delegate to Port80Handler if available
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if (this.port80Handler) {
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try {
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// Check if the domain is already registered
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const cert = this.port80Handler.getCertificate(domain);
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if (cert) {
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console.log(`Certificate already exists for ${domain}`);
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return true;
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}
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// Register the domain for certificate issuance
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this.port80Handler.addDomain({
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domainName: domain,
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sslRedirect: true,
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acmeMaintenance: true
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});
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console.log(`Domain ${domain} registered for certificate issuance`);
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return true;
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} catch (err) {
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console.log(`Error requesting certificate: ${err}`);
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return false;
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}
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}
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// Fall back to NetworkProxy if Port80Handler is not available
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if (!this.networkProxy) {
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console.log('Cannot request certificate - NetworkProxy not initialized');
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return false;
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}
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if (!this.settings.acme?.enabled) {
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console.log('Cannot request certificate - ACME is not enabled');
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return false;
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}
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try {
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const result = await this.networkProxy.requestCertificate(domain);
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if (result) {
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console.log(`Certificate request for ${domain} submitted successfully`);
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} else {
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console.log(`Certificate request for ${domain} failed`);
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}
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return result;
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} catch (err) {
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console.log(`Error requesting certificate: ${err}`);
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return false;
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}
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}
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}
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