logstack-zee/dist/src/retention.d.ts

Complete Node.js logging solution with 6 integration methods, S3 bidirectional operations, advanced analytics, and multi-cloud storage support for enterprise-scale applications.

/**
 * 🗑️ Log Retention Service
 *
 * Handles automatic cleanup of database logs and cloud storage files
 * based on configured retention policies.
 */
import { Db } from 'mongodb';
import { Config } from '../types/config';
export declare class RetentionService {
    private config;
    private db;
    private s3?;
    constructor(config: Config, db: Db);
    /**
     * 🧹 Start automatic retention cleanup
     */
    startAutomaticCleanup(): void;
    /**
     * 🗃️ Clean up database collections based on retention policy
     */
    cleanupDatabase(): Promise<{
        apiLogs: number;
        jobs: number;
        logs: number;
    }>;
    /**
     * ☁️ Clean up cloud storage files based on retention policy
     */
    cleanupStorage(): Promise<{
        deletedFiles: number;
        deletedSize: number;
    }>;
    /**
     * 🌩️ Clean up S3 storage files
     */
    private cleanupS3Storage;
    /**
     * 📁 Clean up local storage files
     */
    private cleanupLocalStorage;
    /**
     * 🏗️ Setup S3 lifecycle policies for automatic archival and deletion
     */
    setupS3LifecyclePolicies(): Promise<void>;
    /**
     * 📊 Get retention statistics
     */
    getRetentionStats(): Promise<{
        database: {
            apiLogs: {
                total: number;
                oldRecords: number;
            };
            jobs: {
                total: number;
                oldRecords: number;
            };
            logs: {
                total: number;
                oldRecords: number;
            };
        };
        storage: {
            totalFiles: number;
            totalSize: number;
            oldFiles: number;
            oldSize: number;
        };
    }>;
    /**
     * 🔧 Manual cleanup trigger
     */
    runManualCleanup(options?: {
        database?: boolean;
        storage?: boolean;
        dryRun?: boolean;
    }): Promise<{
        database?: {
            apiLogs: number;
            jobs: number;
            logs: number;
        };
        storage?: {
            deletedFiles: number;
            deletedSize: number;
        };
    }>;
    /**
     * 🔧 Helper: Format bytes to human readable
     */
    private formatBytes;
}
/**
 * 🚀 Initialize retention service
 */
export declare function initRetention(config: Config, db: Db): Promise<RetentionService>;
export default RetentionService;