import { ChildProcess } from 'child_process';
export declare const API_REQUESTS_CHANNEL_NAME = "api-requests";
export declare const FUNCTION_REPORTS_CHANNEL_NAME = "function-reports";
export declare class MonitoringManager {
    private queryWorker;
    private fetchAndLockWorker?;
    private runtimeWorker?;
    private logger;
    private iterations;
    private intervals;
    private apiRequestsChannelSubscription;
    private functionReportsChannelSubscription;
    static getNewFunctionReporter(name: string, parameters?: any, values?: any): FunctionReporter;
    static amountOfIterations(): number;
    static timeBetweenIterations(): number;
    static timeBetweenStatsCollection(): number;
    static timeBetweenReportPrint(): number;
    static enableReportPrint(): boolean;
    static disableAuth(): boolean;
    static metricsEnabled(): boolean;
    init(runtimeWorker: ChildProcess, queryWorker?: ChildProcess, fetchAndLockWorker?: ChildProcess): void;
    printReport(): void;
    private reportApiRequest;
    private reportFunctionReport;
    getReport(): FullReport;
    dispose(): void;
    private getFunctionsReport;
    private getMemoryUsageReport;
    private getCPUUsageReport;
    private getApiRequestsReport;
    private getSystemStatsReport;
    private getSystemStats;
    private rotateIteration;
    private collectStats;
    private getHumanReadableCpu;
    private getHumanReadableMemory;
    private getHumanReadableTime;
    private getNewIteration;
    private getLatestIteration;
    private getMergedIterations;
    static getNumberFromEnv(env: string): number;
    static getBooleanFromEnv(env: string): boolean;
}
type SystemStatsReport = {
    totalMemory: string;
    freeMemory: string;
    heapSizeLimit: string;
};
type CPUUsageReport = {
    main: {
        current: string;
        average: string;
    };
    query: {
        current: string;
        average: string;
    };
    fetchAndLock: {
        current: string;
        average: string;
    };
    runtime: {
        current: string;
        average: string;
    };
};
type MemoryUsageReport = {
    main: {
        current: string;
        average: string;
    };
    query: {
        current: string;
        average: string;
    };
    fetchAndLock: {
        current: string;
        average: string;
    };
    runtime: {
        current: string;
        average: string;
    };
};
type ApiRequestsReport = {
    [route: string]: {
        count: number;
        averageDuration: number;
        maxDuration: number;
        minDuration: number;
        averageRequestPayloadSize: string;
        averageResponsePayloadSize: string;
        maxRequestPayloadSize: string;
        minRequestPayloadSize: string;
        maxResponsePayloadSize: string;
        minResponsePayloadSize: string;
    };
};
export type FullReport = {
    cpuUsage: CPUUsageReport;
    memoryUsage: MemoryUsageReport;
    systemStats: SystemStatsReport;
    apiRequests: ApiRequestsReport;
    functionsReport: FunctionsReport;
    oldestIterationTimestamp: Date;
};
export type PartialFunctionReport = {
    id: string;
    name: string;
    totalDuration: number;
    startedAt: Date;
    workerId: string;
    currentTimestamp: Date;
    finished: boolean;
    values?: string;
    parameters?: string;
    callstack?: string;
};
export type FunctionAggregateReport = {
    totalDuration: number;
    averageDuration: number;
    maxDuration: number;
    minDuration: number;
    count: number;
    timestamps: Array<Date>;
    values?: Array<string>;
    parameters?: string;
    callstack?: string;
};
export type FunctionsReport = {
    [workerId: string]: {
        [functionName: string]: Array<FunctionAggregateReport>;
    };
};
export declare class FunctionReporter {
    private partialFunctionReport;
    constructor(partialFunctionReport: PartialFunctionReport);
    updateAndSend(finished?: boolean): void;
    finish(): void;
}
export {};