@nomicfoundation/hardhat-keystore/dist/src/internal/keystores/keystore.js

A module for managing keystore files that store a map from IDs to encrypted string values.

import { assertHardhatInvariant } from "@nomicfoundation/hardhat-errors";
import { addSecretToKeystore, decryptSecret, doesKeyExist, removeSecretFromKeystore, } from "./encryption.js";
export class Keystore {
    #keystoreData;
    constructor(keystoreData) {
        this.#keystoreData = keystoreData;
    }
    toJSON() {
        return this.#keystoreData;
    }
    async listUnverifiedKeys() {
        // In this scenario the keystore is not validated for integrity, so the returned keys might have been tampered with.
        // This is acceptable if the keys are only listed for display purposes.
        // This risk is considered acceptable for this use case.
        return Object.keys(this.#keystoreData.secrets);
    }
    async hasKey(key, masterKey) {
        return doesKeyExist({
            masterKey,
            encryptedKeystore: this.#keystoreData,
            key,
        });
    }
    async readValue(key, masterKey) {
        assertHardhatInvariant(key in this.#keystoreData.secrets, "Unknown key should never be read");
        return decryptSecret({
            masterKey,
            encryptedKeystore: this.#keystoreData,
            key,
        });
    }
    async removeKey(key, masterKey) {
        assertHardhatInvariant(key in this.#keystoreData.secrets, "Unknown key should never be removed");
        this.#keystoreData = removeSecretFromKeystore({
            masterKey,
            encryptedKeystore: this.#keystoreData,
            keyToRemove: key,
        });
    }
    async addNewValue(key, value, masterKey) {
        this.#keystoreData = addSecretToKeystore({
            masterKey,
            encryptedKeystore: this.#keystoreData,
            key,
            value,
        });
    }
}
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