import { DnsAssertion } from './dns-assertion';
export type DnsRecordType = 'A' | 'AAAA' | 'CNAME' | 'MX' | 'NS' | 'TXT' | 'SOA';
export type DnsProtocol = 'UDP' | 'TCP';
/**
 * Configuration for DNS requests.
 * Defines the query parameters and validation rules.
 */
export interface DnsRequest {
    /**
     * The DNS record type to query for.
     *
     * @example "A"
     * @example "AAAA"
     * @example "TXT"
     */
    recordType: DnsRecordType;
    /**
     * The DNS query. Value should be appropriate for the record type you've
     * selected.
     *
     * @example 'api.example.com' | '192.168.1.1'
     */
    query: string;
    /**
     * The name server the query should be made to. If not set, an appropriate
     * name server will be used automatically.
     *
     * @example "8.8.4.4"
     * @example "resolver1.opendns.com"
     */
    nameServer?: string;
    /**
     * The port of the name server.
     *
     * @minimum 1
     * @maximum 65535
     * @example 53
     * @default 53
     */
    port?: number;
    /**
     * The protocol used to connect to the name server.
     *
     * @example "UDP"
     * @example "TCP"
     * @default "UDP"
     */
    protocol?: DnsProtocol;
    /**
     * Assertions to validate the DNS response.
     */
    assertions?: Array<DnsAssertion>;
}