export interface ExecutionToken {
    token: string;
    command: string;
    server?: string;
    risk_level: 'high' | 'medium';
    created_at: Date;
    expires_at: Date;
    used: boolean;
    metadata: {
        warning: string;
        detected_danger: boolean;
    };
}
export interface ValidationResult {
    valid: boolean;
    error?: 'TOKEN_INVALID' | 'TOKEN_EXPIRED' | 'TOKEN_USED' | 'TOKEN_MISMATCH';
    data?: ExecutionToken;
}
export interface TokenConfig {
    token_expiry: number;
    cleanup_interval: number;
}
export declare class TokenManager {
    private tokens;
    private config;
    private cleanupTimer;
    constructor(config: TokenConfig);
    generateToken(): string;
    createToken(command: string, warning: string, riskLevel: 'high' | 'medium', server?: string): Promise<string>;
    validateToken(token: string, command: string, server?: string): Promise<ValidationResult>;
    private cleanupExpiredTokens;
    private startCleanupTask;
    destroy(): void;
    getTokenCount(): number;
}