import { Construct } from 'constructs';
/**
 * Configuration options for PodDisruptionBudget.
 */
export interface PlonePDBOptions {
    /**
     * Maximum number or percentage of pods that can be unavailable during voluntary disruptions.
     * Can be an absolute number (e.g., 1) or a percentage (e.g., '50%').
     * Cannot be used together with minAvailable.
     * @example 1 or '25%'
     * @default - not set (defaults to minAvailable=1 if neither is specified)
     */
    readonly maxUnavailable?: number | string;
    /**
     * Minimum number or percentage of pods that must remain available during voluntary disruptions.
     * Can be an absolute number (e.g., 1) or a percentage (e.g., '50%').
     * Cannot be used together with maxUnavailable.
     * @example 2 or '50%'
     * @default 1 (if maxUnavailable is not set)
     */
    readonly minAvailable?: number | string;
    /**
     * Additional Kubernetes labels for the PodDisruptionBudget.
     * @default - standard Plone labels only
     */
    readonly labels?: {
        [name: string]: string;
    };
}
/**
 * PlonePDB creates a Kubernetes PodDisruptionBudget for high availability.
 *
 * This is an internal construct used by PloneDeployment.
 * It ensures a minimum number of pods remain available during voluntary
 * disruptions like node drains or cluster upgrades.
 */
export declare class PlonePDB extends Construct {
    constructor(scope: Construct, id: string, selectorLabel: {
        [name: string]: string;
    }, options: PlonePDBOptions);
}