89 lines
8.1 KiB
JavaScript
89 lines
8.1 KiB
JavaScript
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"use strict";
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.save = exports.load = exports.FILE_TYPE = exports.CRYPTO_DIR = exports.STORAGE_DIR = void 0;
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const crypto_1 = __importDefault(require("crypto"));
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const path_1 = __importDefault(require("path"));
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const fs_1 = __importDefault(require("fs"));
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const os_1 = __importDefault(require("os"));
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const util_1 = require("util");
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const errors_1 = require("./errors");
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const has_error_code_1 = __importDefault(require("./utils/has-error-code"));
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const readFile = (0, util_1.promisify)(fs_1.default.readFile);
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const writeFile = (0, util_1.promisify)(fs_1.default.writeFile);
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const mkdir = (0, util_1.promisify)(fs_1.default.mkdir);
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const readdir = (0, util_1.promisify)(fs_1.default.readdir);
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const rm = (0, util_1.promisify)(fs_1.default.rm);
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exports.STORAGE_DIR = '.tcss';
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exports.CRYPTO_DIR = '.tcpk';
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var FILE_TYPE;
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(function (FILE_TYPE) {
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FILE_TYPE[FILE_TYPE["STORAGE"] = 0] = "STORAGE";
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FILE_TYPE[FILE_TYPE["NONCE"] = 1] = "NONCE";
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FILE_TYPE[FILE_TYPE["AUTH_TAG"] = 2] = "AUTH_TAG";
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FILE_TYPE[FILE_TYPE["PRIVATE_KEY"] = 3] = "PRIVATE_KEY";
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FILE_TYPE[FILE_TYPE["PASSPHRASE"] = 4] = "PASSPHRASE";
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})(FILE_TYPE = exports.FILE_TYPE || (exports.FILE_TYPE = {}));
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// TODO: Use OS APIs to secretely store PASSPHRASE, AUTH_TAG, NONCE
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const FILENAME_TEMPLATES = {
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[FILE_TYPE.STORAGE]: (seed) => path_1.default.join(os_1.default.homedir(), exports.STORAGE_DIR, `storage-${seed}`),
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[FILE_TYPE.NONCE]: (seed) => path_1.default.join(os_1.default.homedir(), exports.CRYPTO_DIR, `n-${seed}`),
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[FILE_TYPE.AUTH_TAG]: (seed) => path_1.default.join(os_1.default.homedir(), exports.CRYPTO_DIR, `at-${seed}`),
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[FILE_TYPE.PRIVATE_KEY]: (seed) => path_1.default.join(os_1.default.homedir(), exports.CRYPTO_DIR, `pk-${seed}`),
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[FILE_TYPE.PASSPHRASE]: (seed) => path_1.default.join(os_1.default.homedir(), `.tcpp-${seed}`),
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};
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async function ensureDir(filename) {
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await mkdir(path_1.default.dirname(filename), { recursive: true });
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}
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async function readNamesDir(path) {
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try {
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return await readdir(path);
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}
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catch (error) {
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if ((0, has_error_code_1.default)(error) && error.code === 'ENOENT')
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throw new errors_1.SavedDataNotDetected();
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throw error;
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}
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}
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async function detectNames(type) {
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const template = FILENAME_TEMPLATES[type]('');
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const dirname = path_1.default.dirname(template);
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const basenames = await readNamesDir(dirname);
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const filenames = basenames.filter(name => name.includes(path_1.default.basename(template)));
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return filenames.map(name => path_1.default.join(dirname, name));
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}
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async function detectName(type) {
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const names = await detectNames(type);
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if (!names.length)
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throw new errors_1.SavedDataNotDetected();
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if (names.length > 1)
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throw new errors_1.MultipleSavedDataDetected();
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return names[0];
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}
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async function generateName(type) {
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return FILENAME_TEMPLATES[type](crypto_1.default.randomUUID());
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}
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async function load(type) {
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const name = await detectName(type);
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const data = await readFile(name);
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await remove(name);
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return data;
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}
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exports.load = load;
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async function save(type, data) {
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const name = await generateName(type);
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await ensureDir(name);
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await removeAll(type);
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await writeFile(name, data);
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}
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exports.save = save;
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async function remove(name) {
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await rm(name, { force: true });
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}
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async function removeAll(type) {
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const names = await detectNames(type);
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await Promise.all(names.map(name => remove(name)));
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}
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