@push.rocks/smartproxy/dist_ts/detection/detectors/tls-detector-v2.js

A powerful proxy package with unified route-based configuration for high traffic management. Features include SSL/TLS support, flexible routing patterns, WebSocket handling, advanced security options, and automatic ACME certificate management.

/**
 * TLS Protocol Detector V2
 *
 * Simplified TLS detection using the new architecture
 */
import { QuickProtocolDetector } from './quick-detector.js';
import { RoutingExtractor } from './routing-extractor.js';
import { DetectionFragmentManager } from '../utils/fragment-manager.js';
/**
 * Simplified TLS detector
 */
export class TlsDetectorV2 {
    constructor(fragmentManager) {
        this.quickDetector = new QuickProtocolDetector();
        this.fragmentManager = fragmentManager;
    }
    /**
     * Check if buffer can be handled by this detector
     */
    canHandle(buffer) {
        const result = this.quickDetector.quickDetect(buffer);
        return result.protocol === 'tls' && result.confidence > 50;
    }
    /**
     * Get minimum bytes needed for detection
     */
    getMinimumBytes() {
        return 5; // TLS record header
    }
    /**
     * Detect TLS protocol from buffer
     */
    detect(buffer, options) {
        // Quick detection first
        const quickResult = this.quickDetector.quickDetect(buffer);
        if (quickResult.protocol !== 'tls' || quickResult.confidence < 50) {
            return null;
        }
        // If we don't need domain extraction, we can return early
        if (quickResult.confidence >= 95 && !options?.extractFullHeaders) {
            return {
                protocol: 'tls',
                connectionInfo: { protocol: 'tls' },
                isComplete: true
            };
        }
        // Extract routing information if needed
        const routing = RoutingExtractor.extract(buffer, 'tls');
        return {
            protocol: 'tls',
            connectionInfo: {
                protocol: 'tls',
                domain: routing?.domain,
                sni: routing?.domain
            },
            isComplete: !quickResult.requiresMoreData,
            bytesNeeded: quickResult.requiresMoreData ? buffer.length + 100 : undefined
        };
    }
    /**
     * Handle fragmented detection
     */
    detectWithContext(buffer, context, options) {
        const handler = this.fragmentManager.getHandler('tls');
        const connectionId = DetectionFragmentManager.createConnectionId(context);
        // Add fragment
        const result = handler.addFragment(connectionId, buffer);
        if (result.error) {
            handler.complete(connectionId);
            return null;
        }
        // Try detection on accumulated buffer
        const detectResult = this.detect(result.buffer, options);
        if (detectResult && detectResult.isComplete) {
            handler.complete(connectionId);
        }
        return detectResult;
    }
}
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