This app provides monitoring and information features for the common freifunk user and the technical stuff of a freifunk community.
Code base is taken from a TUM Practical Course project and added here to see if Freifunk Altdorf can use it.
https://www.freifunk-altdorf.de
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212 lines
11 KiB
212 lines
11 KiB
6 years ago
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'use strict';
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var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();
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var _normalize_path_sep;
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function _load_normalize_path_sep() {
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return _normalize_path_sep = _interopRequireDefault(require('../lib/normalize_path_sep'));
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}
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var _path;
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function _load_path() {
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return _path = _interopRequireDefault(require('path'));
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}
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var _fbWatchman;
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function _load_fbWatchman() {
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return _fbWatchman = _interopRequireDefault(require('fb-watchman'));
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}
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var _constants;
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function _load_constants() {
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return _constants = _interopRequireDefault(require('../constants'));
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}
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) arr2[i] = arr[i]; return arr2; } else { return Array.from(arr); } }
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function _asyncToGenerator(fn) { return function () { var gen = fn.apply(this, arguments); return new Promise(function (resolve, reject) { function step(key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { return Promise.resolve(value).then(function (value) { step("next", value); }, function (err) { step("throw", err); }); } } return step("next"); }); }; } /**
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* Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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*
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*/
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const watchmanURL = 'https://facebook.github.io/watchman/docs/troubleshooting.html';
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function WatchmanError(error) {
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error.message = `Watchman error: ${error.message.trim()}. Make sure watchman ` + `is running for this project. See ${watchmanURL}.`;
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return error;
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}
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module.exports = (() => {
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var _ref = _asyncToGenerator(function* (options) {
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let getWatchmanRoots = (() => {
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var _ref2 = _asyncToGenerator(function* (roots) {
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const watchmanRoots = new Map();
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yield Promise.all(roots.map((() => {
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var _ref3 = _asyncToGenerator(function* (root) {
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const response = yield cmd('watch-project', root);
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const existing = watchmanRoots.get(response.watch);
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// A root can only be filtered if it was never seen with a relative_path before
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const canBeFiltered = !existing || existing.length > 0;
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if (canBeFiltered) {
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if (response.relative_path) {
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watchmanRoots.set(response.watch, (existing || []).concat(response.relative_path));
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} else {
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// Make the filter directories an empty array to signal that this root
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// was already seen and needs to be watched for all files/directories
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watchmanRoots.set(response.watch, []);
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}
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}
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});
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return function (_x3) {
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return _ref3.apply(this, arguments);
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};
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})()));
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return watchmanRoots;
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});
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return function getWatchmanRoots(_x2) {
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return _ref2.apply(this, arguments);
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};
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})();
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let queryWatchmanForDirs = (() => {
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var _ref4 = _asyncToGenerator(function* (rootProjectDirMappings) {
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const files = new Map();
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let isFresh = false;
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yield Promise.all(Array.from(rootProjectDirMappings).map((() => {
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var _ref6 = _asyncToGenerator(function* (_ref5) {
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var _ref7 = _slicedToArray(_ref5, 2);
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let root = _ref7[0],
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directoryFilters = _ref7[1];
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const expression = Array.from(defaultWatchExpression);
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if (directoryFilters.length > 0) {
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expression.push(['anyof'].concat(_toConsumableArray(directoryFilters.map(function (dir) {
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return ['dirname', dir];
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}))));
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}
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const fields = ['name', 'exists', 'mtime_ms'];
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const query = clocks[root] ? // Use the `since` generator if we have a clock available
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{ expression, fields, since: clocks[root] } : // Otherwise use the `suffix` generator
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{ expression, fields, suffix: extensions };
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const response = yield cmd('query', root, query);
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if ('warning' in response) {
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console.warn('watchman warning: ', response.warning);
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}
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isFresh = isFresh || response.is_fresh_instance;
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files.set(root, response);
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});
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return function (_x5) {
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return _ref6.apply(this, arguments);
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};
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})()));
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return {
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files,
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isFresh
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};
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});
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return function queryWatchmanForDirs(_x4) {
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return _ref4.apply(this, arguments);
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};
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})();
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const data = options.data,
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extensions = options.extensions,
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ignore = options.ignore,
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roots = options.roots;
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const defaultWatchExpression = ['allof', ['type', 'f'], ['anyof'].concat(extensions.map(function (extension) {
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return ['suffix', extension];
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}))];
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const clocks = data.clocks;
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const client = new (_fbWatchman || _load_fbWatchman()).default.Client();
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let clientError;
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client.on('error', function (error) {
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return clientError = WatchmanError(error);
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});
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const cmd = function () {
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for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
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args[_key] = arguments[_key];
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}
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return new Promise(function (resolve, reject) {
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return client.command(args, function (error, result) {
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return error ? reject(WatchmanError(error)) : resolve(result);
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});
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});
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};
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let files = data.files;
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let watchmanFiles;
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try {
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const watchmanRoots = yield getWatchmanRoots(roots);
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const watchmanFileResults = yield queryWatchmanForDirs(watchmanRoots);
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// Reset the file map if watchman was restarted and sends us a list of files.
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if (watchmanFileResults.isFresh) {
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files = Object.create(null);
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}
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watchmanFiles = watchmanFileResults.files;
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} finally {
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client.end();
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}
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if (clientError) {
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throw clientError;
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}
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for (const _ref8 of watchmanFiles) {
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var _ref9 = _slicedToArray(_ref8, 2);
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const watchRoot = _ref9[0];
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const response = _ref9[1];
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const fsRoot = (0, (_normalize_path_sep || _load_normalize_path_sep()).default)(watchRoot);
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clocks[fsRoot] = response.clock;
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for (const fileData of response.files) {
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const name = fsRoot + (_path || _load_path()).default.sep + (0, (_normalize_path_sep || _load_normalize_path_sep()).default)(fileData.name);
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if (!fileData.exists) {
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delete files[name];
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} else if (!ignore(name)) {
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const mtime = typeof fileData.mtime_ms === 'number' ? fileData.mtime_ms : fileData.mtime_ms.toNumber();
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const existingFileData = data.files[name];
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const isOld = existingFileData && existingFileData[(_constants || _load_constants()).default.MTIME] === mtime;
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if (isOld) {
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files[name] = existingFileData;
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} else {
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// See ../constants.js
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files[name] = ['', mtime, 0, []];
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}
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}
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}
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}
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data.files = files;
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return data;
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});
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function watchmanCrawl(_x) {
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return _ref.apply(this, arguments);
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}
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return watchmanCrawl;
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})();
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