/**
 * Contract interface for Node.js OpenTelemetry runtime bootstrap.
 *
 * Default implementation: `@veryfront/ext-observability-opentelemetry`
 *
 * @module extensions/observability/node-telemetry-provider
 */
export declare const NodeTelemetryProviderName = "NodeTelemetryProvider";
/** Configuration used by node telemetry instrumentation. */
export type NodeTelemetryInstrumentationConfig = {
    http: boolean;
    express: boolean;
    fs: boolean;
};
/** Public API contract for node telemetry logger. */
export type NodeTelemetryLogger = {
    info(message: string, metadata?: Record<string, unknown>): void;
    error(message: string, metadata?: Record<string, unknown>): void;
};
/** Public API contract for node telemetry process target. */
export type NodeTelemetryProcessTarget = {
    on(event: "SIGTERM", listener: () => void | Promise<void>): unknown;
};
/** Structured log record shape accepted by the telemetry provider. */
export type NodeTelemetryLogRecord = {
    timestamp?: string;
    level?: string;
    service?: string;
    message: string;
    component?: string;
    context?: Record<string, unknown>;
    error?: unknown;
    trace_id?: string;
    span_id?: string;
    run_id?: string;
    agent_id?: string;
    thread_id?: string;
    schedule_id?: string;
    schedule_name?: string;
    tool_name?: string;
    tool_call_id?: string;
};
/** Emits a structured logger record into the active telemetry pipeline. */
export type NodeTelemetryLogRecordEmitter = (record: NodeTelemetryLogRecord) => void;
/** Options accepted by node telemetry initialize. */
export type NodeTelemetryInitializeOptions = {
    serviceName: string;
    serviceVersion: string;
    deploymentEnvironment: string;
    samplingRatio: number;
    exporterHeaders?: Record<string, string>;
    tracesEnabled?: boolean;
    metricsEnabled?: boolean;
    logsEnabled?: boolean;
    tracesEndpoint?: string;
    llmObservabilityEnabled?: boolean;
    llmObservabilityEndpoint?: string;
    metricsEndpoint?: string;
    logsEndpoint?: string;
    tracesHeaders?: Record<string, string>;
    llmObservabilityHeaders?: Record<string, string>;
    metricsHeaders?: Record<string, string>;
    logsHeaders?: Record<string, string>;
    metricsExportIntervalMillis?: number;
    metricsTemporalityPreference?: "delta" | "cumulative" | "lowmemory";
    instrumentation: NodeTelemetryInstrumentationConfig;
    logger?: NodeTelemetryLogger;
    processTarget?: NodeTelemetryProcessTarget;
    registerLogRecordEmitter?: (emitter: NodeTelemetryLogRecordEmitter) => void;
};
/**
 * Initializes Node-specific OpenTelemetry SDK behavior.
 *
 * This contract covers NodeSDK and auto-instrumentation setup. It is separate
 * from `TracingExporter`, which only exposes tracing APIs to the core shim.
 */
export interface NodeTelemetryProvider {
    initialize(options: NodeTelemetryInitializeOptions): Promise<boolean>;
}
//# sourceMappingURL=node-telemetry-provider.d.ts.map