update
This commit is contained in:
656
ts/proxies/smart-proxy/smart-proxy.ts
Normal file
656
ts/proxies/smart-proxy/smart-proxy.ts
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@ -0,0 +1,656 @@
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import * as plugins from '../../plugins.js';
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// Importing from the new structure
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import { ConnectionManager } from './connection-manager.js';
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import { SecurityManager } from './security-manager.js';
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import { DomainConfigManager } from './domain-config-manager.js';
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import { TlsManager } from './tls-manager.js';
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import { NetworkProxyBridge } from './network-proxy-bridge.js';
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import { TimeoutManager } from './timeout-manager.js';
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import { PortRangeManager } from './port-range-manager.js';
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import { ConnectionHandler } from './connection-handler.js';
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// External dependencies from migrated modules
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import { Port80Handler } from '../../http/port80/port80-handler.js';
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import { CertProvisioner } from '../../certificate/providers/cert-provisioner.js';
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import type { CertificateData } from '../../certificate/models/certificate-types.js';
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import { buildPort80Handler } from '../../certificate/acme/acme-factory.js';
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import type { ForwardingType } from '../../forwarding/config/forwarding-types.js';
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import { createPort80HandlerOptions } from '../../common/port80-adapter.js';
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// Import types from models
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import type { SmartProxyOptions, DomainConfig } from './models/interfaces.js';
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// Provide backward compatibility types
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export type { SmartProxyOptions as IPortProxySettings, DomainConfig as IDomainConfig };
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/**
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* SmartProxy - Main class that coordinates all components
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*/
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export class SmartProxy extends plugins.EventEmitter {
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private netServers: plugins.net.Server[] = [];
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private connectionLogger: NodeJS.Timeout | null = null;
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private isShuttingDown: boolean = false;
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// Component managers
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private connectionManager: ConnectionManager;
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private securityManager: SecurityManager;
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public domainConfigManager: DomainConfigManager;
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private tlsManager: TlsManager;
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private networkProxyBridge: NetworkProxyBridge;
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private timeoutManager: TimeoutManager;
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private portRangeManager: PortRangeManager;
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private connectionHandler: ConnectionHandler;
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// Port80Handler for ACME certificate management
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private port80Handler: Port80Handler | null = null;
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// CertProvisioner for unified certificate workflows
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private certProvisioner?: CertProvisioner;
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constructor(settingsArg: SmartProxyOptions) {
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super();
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// Set reasonable defaults for all settings
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this.settings = {
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...settingsArg,
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targetIP: settingsArg.targetIP || 'localhost',
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initialDataTimeout: settingsArg.initialDataTimeout || 120000,
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socketTimeout: settingsArg.socketTimeout || 3600000,
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inactivityCheckInterval: settingsArg.inactivityCheckInterval || 60000,
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maxConnectionLifetime: settingsArg.maxConnectionLifetime || 86400000,
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inactivityTimeout: settingsArg.inactivityTimeout || 14400000,
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gracefulShutdownTimeout: settingsArg.gracefulShutdownTimeout || 30000,
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noDelay: settingsArg.noDelay !== undefined ? settingsArg.noDelay : true,
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keepAlive: settingsArg.keepAlive !== undefined ? settingsArg.keepAlive : true,
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keepAliveInitialDelay: settingsArg.keepAliveInitialDelay || 10000,
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maxPendingDataSize: settingsArg.maxPendingDataSize || 10 * 1024 * 1024,
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disableInactivityCheck: settingsArg.disableInactivityCheck || false,
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enableKeepAliveProbes:
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settingsArg.enableKeepAliveProbes !== undefined ? settingsArg.enableKeepAliveProbes : true,
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enableDetailedLogging: settingsArg.enableDetailedLogging || false,
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enableTlsDebugLogging: settingsArg.enableTlsDebugLogging || false,
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enableRandomizedTimeouts: settingsArg.enableRandomizedTimeouts || false,
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allowSessionTicket:
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settingsArg.allowSessionTicket !== undefined ? settingsArg.allowSessionTicket : true,
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maxConnectionsPerIP: settingsArg.maxConnectionsPerIP || 100,
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connectionRateLimitPerMinute: settingsArg.connectionRateLimitPerMinute || 300,
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keepAliveTreatment: settingsArg.keepAliveTreatment || 'extended',
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keepAliveInactivityMultiplier: settingsArg.keepAliveInactivityMultiplier || 6,
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extendedKeepAliveLifetime: settingsArg.extendedKeepAliveLifetime || 7 * 24 * 60 * 60 * 1000,
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networkProxyPort: settingsArg.networkProxyPort || 8443,
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acme: settingsArg.acme || {},
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globalPortRanges: settingsArg.globalPortRanges || [],
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};
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// Set default ACME options if not provided
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if (!this.settings.acme || Object.keys(this.settings.acme).length === 0) {
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this.settings.acme = {
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enabled: false,
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port: 80,
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accountEmail: 'admin@example.com',
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useProduction: false,
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renewThresholdDays: 30,
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autoRenew: true,
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certificateStore: './certs',
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skipConfiguredCerts: false,
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httpsRedirectPort: this.settings.fromPort,
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renewCheckIntervalHours: 24,
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domainForwards: []
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};
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}
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// Initialize component managers
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this.timeoutManager = new TimeoutManager(this.settings);
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this.securityManager = new SecurityManager(this.settings);
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this.connectionManager = new ConnectionManager(
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this.settings,
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this.securityManager,
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this.timeoutManager
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);
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this.domainConfigManager = new DomainConfigManager(this.settings);
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this.tlsManager = new TlsManager(this.settings);
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this.networkProxyBridge = new NetworkProxyBridge(this.settings);
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this.portRangeManager = new PortRangeManager(this.settings);
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// Initialize connection handler
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this.connectionHandler = new ConnectionHandler(
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this.settings,
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this.connectionManager,
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this.securityManager,
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this.domainConfigManager,
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this.tlsManager,
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this.networkProxyBridge,
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this.timeoutManager,
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this.portRangeManager
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);
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}
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/**
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* The settings for the port proxy
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*/
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public settings: SmartProxyOptions;
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/**
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* Initialize the Port80Handler for ACME certificate management
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*/
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private async initializePort80Handler(): Promise<void> {
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const config = this.settings.acme!;
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if (!config.enabled) {
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console.log('ACME is disabled in configuration');
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return;
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}
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try {
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// Build and start the Port80Handler
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this.port80Handler = buildPort80Handler({
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...config,
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httpsRedirectPort: config.httpsRedirectPort || this.settings.fromPort
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});
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// Share Port80Handler with NetworkProxyBridge before start
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this.networkProxyBridge.setPort80Handler(this.port80Handler);
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await this.port80Handler.start();
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console.log(`Port80Handler started on port ${config.port}`);
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} catch (err) {
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console.log(`Error initializing Port80Handler: ${err}`);
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}
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}
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/**
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* Start the proxy server
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*/
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public async start() {
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// Don't start if already shutting down
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if (this.isShuttingDown) {
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console.log("Cannot start SmartProxy while it's shutting down");
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return;
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}
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// Process domain configs
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// Note: ensureForwardingConfig is no longer needed since forwarding is now required
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// Initialize domain config manager with the processed configs
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this.domainConfigManager.updateDomainConfigs(this.settings.domainConfigs);
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// Initialize Port80Handler if enabled
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await this.initializePort80Handler();
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// Initialize CertProvisioner for unified certificate workflows
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if (this.port80Handler) {
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const acme = this.settings.acme!;
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// Convert domain forwards to use the new forwarding system if possible
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const domainForwards = acme.domainForwards?.map(f => {
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// If the domain has a forwarding config in domainConfigs, use that
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const domainConfig = this.settings.domainConfigs.find(
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dc => dc.domains.some(d => d === f.domain)
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);
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if (domainConfig?.forwarding) {
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return {
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domain: f.domain,
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forwardConfig: f.forwardConfig,
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acmeForwardConfig: f.acmeForwardConfig,
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sslRedirect: f.sslRedirect || domainConfig.forwarding.http?.redirectToHttps || false
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};
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}
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// Otherwise use the existing configuration
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return {
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domain: f.domain,
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forwardConfig: f.forwardConfig,
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acmeForwardConfig: f.acmeForwardConfig,
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sslRedirect: f.sslRedirect || false
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};
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}) || [];
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this.certProvisioner = new CertProvisioner(
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this.settings.domainConfigs,
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this.port80Handler,
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this.networkProxyBridge,
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this.settings.certProvisionFunction,
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acme.renewThresholdDays!,
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acme.renewCheckIntervalHours!,
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acme.autoRenew!,
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domainForwards
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);
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this.certProvisioner.on('certificate', (certData) => {
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this.emit('certificate', {
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domain: certData.domain,
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publicKey: certData.certificate,
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privateKey: certData.privateKey,
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expiryDate: certData.expiryDate,
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source: certData.source,
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isRenewal: certData.isRenewal
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});
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});
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await this.certProvisioner.start();
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console.log('CertProvisioner started');
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}
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// Initialize and start NetworkProxy if needed
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if (
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this.settings.useNetworkProxy &&
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this.settings.useNetworkProxy.length > 0
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) {
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await this.networkProxyBridge.initialize();
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await this.networkProxyBridge.start();
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}
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// Validate port configuration
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const configWarnings = this.portRangeManager.validateConfiguration();
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if (configWarnings.length > 0) {
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console.log("Port configuration warnings:");
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for (const warning of configWarnings) {
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console.log(` - ${warning}`);
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}
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}
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// Get listening ports from PortRangeManager
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const listeningPorts = this.portRangeManager.getListeningPorts();
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// Create servers for each port
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for (const port of listeningPorts) {
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const server = plugins.net.createServer((socket) => {
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// Check if shutting down
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if (this.isShuttingDown) {
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socket.end();
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socket.destroy();
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return;
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}
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// Delegate to connection handler
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this.connectionHandler.handleConnection(socket);
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}).on('error', (err: Error) => {
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console.log(`Server Error on port ${port}: ${err.message}`);
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});
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server.listen(port, () => {
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const isNetworkProxyPort = this.settings.useNetworkProxy?.includes(port);
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console.log(
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`SmartProxy -> OK: Now listening on port ${port}${
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this.settings.sniEnabled && !isNetworkProxyPort ? ' (SNI passthrough enabled)' : ''
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}${isNetworkProxyPort ? ' (NetworkProxy forwarding enabled)' : ''}`
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);
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});
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this.netServers.push(server);
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}
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// Set up periodic connection logging and inactivity checks
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this.connectionLogger = setInterval(() => {
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// Immediately return if shutting down
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if (this.isShuttingDown) return;
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// Perform inactivity check
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this.connectionManager.performInactivityCheck();
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// Log connection statistics
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const now = Date.now();
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let maxIncoming = 0;
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let maxOutgoing = 0;
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let tlsConnections = 0;
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let nonTlsConnections = 0;
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let completedTlsHandshakes = 0;
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let pendingTlsHandshakes = 0;
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let keepAliveConnections = 0;
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let networkProxyConnections = 0;
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// Get connection records for analysis
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const connectionRecords = this.connectionManager.getConnections();
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// Analyze active connections
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for (const record of connectionRecords.values()) {
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// Track connection stats
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if (record.isTLS) {
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tlsConnections++;
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if (record.tlsHandshakeComplete) {
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completedTlsHandshakes++;
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} else {
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pendingTlsHandshakes++;
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}
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} else {
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nonTlsConnections++;
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}
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if (record.hasKeepAlive) {
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keepAliveConnections++;
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}
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if (record.usingNetworkProxy) {
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networkProxyConnections++;
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}
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maxIncoming = Math.max(maxIncoming, now - record.incomingStartTime);
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if (record.outgoingStartTime) {
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maxOutgoing = Math.max(maxOutgoing, now - record.outgoingStartTime);
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}
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}
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// Get termination stats
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const terminationStats = this.connectionManager.getTerminationStats();
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// Log detailed stats
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console.log(
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`Active connections: ${connectionRecords.size}. ` +
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`Types: TLS=${tlsConnections} (Completed=${completedTlsHandshakes}, Pending=${pendingTlsHandshakes}), ` +
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`Non-TLS=${nonTlsConnections}, KeepAlive=${keepAliveConnections}, NetworkProxy=${networkProxyConnections}. ` +
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`Longest running: IN=${plugins.prettyMs(maxIncoming)}, OUT=${plugins.prettyMs(maxOutgoing)}. ` +
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`Termination stats: ${JSON.stringify({
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IN: terminationStats.incoming,
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OUT: terminationStats.outgoing,
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})}`
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);
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}, this.settings.inactivityCheckInterval || 60000);
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// Make sure the interval doesn't keep the process alive
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if (this.connectionLogger.unref) {
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this.connectionLogger.unref();
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}
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}
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/**
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* Stop the proxy server
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*/
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public async stop() {
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console.log('SmartProxy shutting down...');
|
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this.isShuttingDown = true;
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// Stop CertProvisioner if active
|
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if (this.certProvisioner) {
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await this.certProvisioner.stop();
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console.log('CertProvisioner stopped');
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}
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// Stop the Port80Handler if running
|
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if (this.port80Handler) {
|
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try {
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await this.port80Handler.stop();
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console.log('Port80Handler stopped');
|
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this.port80Handler = null;
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||||
} catch (err) {
|
||||
console.log(`Error stopping Port80Handler: ${err}`);
|
||||
}
|
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}
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|
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// Stop accepting new connections
|
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const closeServerPromises: Promise<void>[] = this.netServers.map(
|
||||
(server) =>
|
||||
new Promise<void>((resolve) => {
|
||||
if (!server.listening) {
|
||||
resolve();
|
||||
return;
|
||||
}
|
||||
server.close((err) => {
|
||||
if (err) {
|
||||
console.log(`Error closing server: ${err.message}`);
|
||||
}
|
||||
resolve();
|
||||
});
|
||||
})
|
||||
);
|
||||
|
||||
// Stop the connection logger
|
||||
if (this.connectionLogger) {
|
||||
clearInterval(this.connectionLogger);
|
||||
this.connectionLogger = null;
|
||||
}
|
||||
|
||||
// Wait for servers to close
|
||||
await Promise.all(closeServerPromises);
|
||||
console.log('All servers closed. Cleaning up active connections...');
|
||||
|
||||
// Clean up all active connections
|
||||
this.connectionManager.clearConnections();
|
||||
|
||||
// Stop NetworkProxy
|
||||
await this.networkProxyBridge.stop();
|
||||
|
||||
// Clear all servers
|
||||
this.netServers = [];
|
||||
|
||||
console.log('SmartProxy shutdown complete.');
|
||||
}
|
||||
|
||||
/**
|
||||
* Updates the domain configurations for the proxy
|
||||
*/
|
||||
public async updateDomainConfigs(newDomainConfigs: DomainConfig[]): Promise<void> {
|
||||
console.log(`Updating domain configurations (${newDomainConfigs.length} configs)`);
|
||||
|
||||
// Update domain configs in DomainConfigManager
|
||||
this.domainConfigManager.updateDomainConfigs(newDomainConfigs);
|
||||
|
||||
// If NetworkProxy is initialized, resync the configurations
|
||||
if (this.networkProxyBridge.getNetworkProxy()) {
|
||||
await this.networkProxyBridge.syncDomainConfigsToNetworkProxy();
|
||||
}
|
||||
|
||||
// If Port80Handler is running, provision certificates based on forwarding type
|
||||
if (this.port80Handler && this.settings.acme?.enabled) {
|
||||
for (const domainConfig of newDomainConfigs) {
|
||||
// Skip certificate provisioning for http-only or passthrough configs that don't need certs
|
||||
const forwardingType = domainConfig.forwarding.type;
|
||||
const needsCertificate =
|
||||
forwardingType === 'https-terminate-to-http' ||
|
||||
forwardingType === 'https-terminate-to-https';
|
||||
|
||||
// Skip certificate provisioning if ACME is explicitly disabled for this domain
|
||||
const acmeDisabled = domainConfig.forwarding.acme?.enabled === false;
|
||||
|
||||
if (!needsCertificate || acmeDisabled) {
|
||||
if (this.settings.enableDetailedLogging) {
|
||||
console.log(`Skipping certificate provisioning for ${domainConfig.domains.join(', ')} (${forwardingType})`);
|
||||
}
|
||||
continue;
|
||||
}
|
||||
|
||||
for (const domain of domainConfig.domains) {
|
||||
const isWildcard = domain.includes('*');
|
||||
let provision: string | plugins.tsclass.network.ICert = 'http01';
|
||||
|
||||
// Check for ACME forwarding configuration in the domain
|
||||
const forwardAcmeChallenges = domainConfig.forwarding.acme?.forwardChallenges;
|
||||
|
||||
if (this.settings.certProvisionFunction) {
|
||||
try {
|
||||
provision = await this.settings.certProvisionFunction(domain);
|
||||
} catch (err) {
|
||||
console.log(`certProvider error for ${domain}: ${err}`);
|
||||
}
|
||||
} else if (isWildcard) {
|
||||
console.warn(`Skipping wildcard domain without certProvisionFunction: ${domain}`);
|
||||
continue;
|
||||
}
|
||||
|
||||
if (provision === 'http01') {
|
||||
if (isWildcard) {
|
||||
console.warn(`Skipping HTTP-01 for wildcard domain: ${domain}`);
|
||||
continue;
|
||||
}
|
||||
|
||||
// Create Port80Handler options from the forwarding configuration
|
||||
const port80Config = createPort80HandlerOptions(domain, domainConfig.forwarding);
|
||||
|
||||
this.port80Handler.addDomain(port80Config);
|
||||
console.log(`Registered domain ${domain} with Port80Handler for HTTP-01`);
|
||||
} else {
|
||||
// Static certificate (e.g., DNS-01 provisioned) supports wildcards
|
||||
const certObj = provision as plugins.tsclass.network.ICert;
|
||||
const certData: CertificateData = {
|
||||
domain: certObj.domainName,
|
||||
certificate: certObj.publicKey,
|
||||
privateKey: certObj.privateKey,
|
||||
expiryDate: new Date(certObj.validUntil)
|
||||
};
|
||||
this.networkProxyBridge.applyExternalCertificate(certData);
|
||||
console.log(`Applied static certificate for ${domain} from certProvider`);
|
||||
}
|
||||
}
|
||||
}
|
||||
console.log('Provisioned certificates for new domains');
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Request a certificate for a specific domain
|
||||
*/
|
||||
public async requestCertificate(domain: string): Promise<boolean> {
|
||||
// Validate domain format
|
||||
if (!this.isValidDomain(domain)) {
|
||||
console.log(`Invalid domain format: ${domain}`);
|
||||
return false;
|
||||
}
|
||||
|
||||
// Use Port80Handler if available
|
||||
if (this.port80Handler) {
|
||||
try {
|
||||
// Check if we already have a certificate
|
||||
const cert = this.port80Handler.getCertificate(domain);
|
||||
if (cert) {
|
||||
console.log(`Certificate already exists for ${domain}, valid until ${cert.expiryDate.toISOString()}`);
|
||||
return true;
|
||||
}
|
||||
|
||||
// Register domain for certificate issuance
|
||||
this.port80Handler.addDomain({
|
||||
domainName: domain,
|
||||
sslRedirect: true,
|
||||
acmeMaintenance: true
|
||||
});
|
||||
|
||||
console.log(`Domain ${domain} registered for certificate issuance`);
|
||||
return true;
|
||||
} catch (err) {
|
||||
console.log(`Error registering domain with Port80Handler: ${err}`);
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
// Fall back to NetworkProxyBridge
|
||||
return this.networkProxyBridge.requestCertificate(domain);
|
||||
}
|
||||
|
||||
/**
|
||||
* Validates if a domain name is valid for certificate issuance
|
||||
*/
|
||||
private isValidDomain(domain: string): boolean {
|
||||
// Very basic domain validation
|
||||
if (!domain || domain.length === 0) {
|
||||
return false;
|
||||
}
|
||||
|
||||
// Check for wildcard domains (they can't get ACME certs)
|
||||
if (domain.includes('*')) {
|
||||
console.log(`Wildcard domains like "${domain}" are not supported for ACME certificates`);
|
||||
return false;
|
||||
}
|
||||
|
||||
// Check if domain has at least one dot and no invalid characters
|
||||
const validDomainRegex = /^[a-zA-Z0-9]([a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(\.[a-zA-Z0-9]([a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/;
|
||||
if (!validDomainRegex.test(domain)) {
|
||||
console.log(`Domain "${domain}" has invalid format`);
|
||||
return false;
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
/**
|
||||
* Get statistics about current connections
|
||||
*/
|
||||
public getStatistics(): any {
|
||||
const connectionRecords = this.connectionManager.getConnections();
|
||||
const terminationStats = this.connectionManager.getTerminationStats();
|
||||
|
||||
let tlsConnections = 0;
|
||||
let nonTlsConnections = 0;
|
||||
let keepAliveConnections = 0;
|
||||
let networkProxyConnections = 0;
|
||||
|
||||
// Analyze active connections
|
||||
for (const record of connectionRecords.values()) {
|
||||
if (record.isTLS) tlsConnections++;
|
||||
else nonTlsConnections++;
|
||||
if (record.hasKeepAlive) keepAliveConnections++;
|
||||
if (record.usingNetworkProxy) networkProxyConnections++;
|
||||
}
|
||||
|
||||
return {
|
||||
activeConnections: connectionRecords.size,
|
||||
tlsConnections,
|
||||
nonTlsConnections,
|
||||
keepAliveConnections,
|
||||
networkProxyConnections,
|
||||
terminationStats,
|
||||
acmeEnabled: !!this.port80Handler,
|
||||
port80HandlerPort: this.port80Handler ? this.settings.acme?.port : null
|
||||
};
|
||||
}
|
||||
|
||||
/**
|
||||
* Get a list of eligible domains for ACME certificates
|
||||
*/
|
||||
public getEligibleDomainsForCertificates(): string[] {
|
||||
// Collect all non-wildcard domains from domain configs
|
||||
const domains: string[] = [];
|
||||
|
||||
for (const config of this.settings.domainConfigs) {
|
||||
// Skip domains that can't be used with ACME
|
||||
const eligibleDomains = config.domains.filter(domain =>
|
||||
!domain.includes('*') && this.isValidDomain(domain)
|
||||
);
|
||||
|
||||
domains.push(...eligibleDomains);
|
||||
}
|
||||
|
||||
return domains;
|
||||
}
|
||||
|
||||
/**
|
||||
* Get status of certificates managed by Port80Handler
|
||||
*/
|
||||
public getCertificateStatus(): any {
|
||||
if (!this.port80Handler) {
|
||||
return {
|
||||
enabled: false,
|
||||
message: 'Port80Handler is not enabled'
|
||||
};
|
||||
}
|
||||
|
||||
// Get eligible domains
|
||||
const eligibleDomains = this.getEligibleDomainsForCertificates();
|
||||
const certificateStatus: Record<string, any> = {};
|
||||
|
||||
// Check each domain
|
||||
for (const domain of eligibleDomains) {
|
||||
const cert = this.port80Handler.getCertificate(domain);
|
||||
|
||||
if (cert) {
|
||||
const now = new Date();
|
||||
const expiryDate = cert.expiryDate;
|
||||
const daysRemaining = Math.floor((expiryDate.getTime() - now.getTime()) / (24 * 60 * 60 * 1000));
|
||||
|
||||
certificateStatus[domain] = {
|
||||
status: 'valid',
|
||||
expiryDate: expiryDate.toISOString(),
|
||||
daysRemaining,
|
||||
renewalNeeded: daysRemaining <= (this.settings.acme?.renewThresholdDays ?? 0)
|
||||
};
|
||||
} else {
|
||||
certificateStatus[domain] = {
|
||||
status: 'missing',
|
||||
message: 'No certificate found'
|
||||
};
|
||||
}
|
||||
}
|
||||
|
||||
const acme = this.settings.acme!;
|
||||
return {
|
||||
enabled: true,
|
||||
port: acme.port!,
|
||||
useProduction: acme.useProduction!,
|
||||
autoRenew: acme.autoRenew!,
|
||||
certificates: certificateStatus
|
||||
};
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user