import { PubkeyHex, SignerDefinition } from "@lodestar/api/keymanager";
import { ProposerConfig } from "@lodestar/validator";
export type LocalKeystoreDefinition = {
    keystorePath: string;
    password: string;
};
export interface IPersistedKeysBackend {
    readAllKeystores(): LocalKeystoreDefinition[];
    /** Returns true some item is written to disk */
    writeKeystore(args: {
        keystoreStr: string;
        password: string;
        lockBeforeWrite: boolean;
        persistIfDuplicate: boolean;
    }): boolean;
    /** Returns true some item is deleted from disk */
    deleteKeystore(pubkey: PubkeyHex): boolean;
    readAllRemoteKeys(): SignerDefinition[];
    /** Returns true some item is written to disk */
    writeRemoteKey(args: {
        pubkey: PubkeyHex;
        url: string;
        persistIfDuplicate: boolean;
    }): boolean;
    /** Returns true some item is deleted from disk */
    deleteRemoteKey(pubkey: PubkeyHex): boolean;
    writeProposerConfig(pubkey: PubkeyHex, proposerConfig: ProposerConfig | null): void;
    deleteProposerConfig(pubkeyHex: PubkeyHex): void;
    readProposerConfigs(): {
        [index: string]: ProposerConfig;
    };
    deleteProposerConfigs(): void;
}
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