409 lines
No EOL
9.2 KiB
JavaScript
409 lines
No EOL
9.2 KiB
JavaScript
const { join } = require('path');
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const fs = require('fs');
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const mkdirp = require('mkdirp');
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const Module = require('module');
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const { execFile } = require('child_process');
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const paths = require('../paths');
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const request = require('./request');
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const events = exports.events = new (require('events').EventEmitter)();
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exports.INSTALLED_MODULE = 'installed-module'; // Fixes DiscordNative ensureModule as it uses export
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let bootstrapping,
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skipHost, skipModule,
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remote = {},
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installed = {},
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downloading, installing,
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basePath, manifestPath, downloadPath,
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hostUpdater,
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baseUrl, baseQuery,
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checking, hostAvail, lastUpdate;
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const resetTracking = () => {
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const base = {
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done: 0,
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total: 0,
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fail: 0
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};
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downloading = Object.assign({}, base);
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installing = Object.assign({}, base);
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};
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exports.init = (endpoint, { releaseChannel, version }) => {
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skipHost = settings.get('SKIP_HOST_UPDATE');
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skipModule = settings.get('SKIP_MODULE_UPDATE');
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basePath = join(paths.getUserDataVersioned(), 'modules');
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manifestPath = join(basePath, 'installed.json');
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downloadPath = join(basePath, 'pending');
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resetTracking();
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Module.globalPaths.push(basePath);
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// Purge pending
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fs.rmSync(downloadPath, { recursive: true, force: true });
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mkdirp.sync(downloadPath);
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try {
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installed = JSON.parse(fs.readFileSync(manifestPath));
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} catch (e) {
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bootstrapping = true;
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}
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hostUpdater = require('./hostUpdater');
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hostUpdater.on('update-available', () => {
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log('Modules', 'Host available');
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hostAvail = true;
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events.emit('update-check-finished', {
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succeeded: true,
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updateCount: 1
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});
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events.emit('downloading-module', {
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name: 'host',
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current: 1,
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total: 1
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});
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});
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hostUpdater.on('update-progress', progress => events.emit('downloading-module-progress', { name: 'host', progress }));
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hostUpdater.on('update-not-available', hostPassed);
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hostUpdater.on('update-manually', v => {
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log('Modules', 'Host manual');
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checking = false;
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events.emit('update-manually', {
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newVersion: v
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});
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events.emit('update-check-finished', {
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succeeded: true,
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updateCount: 1
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});
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});
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hostUpdater.on('update-downloaded', () => {
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checking = false;
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events.emit('downloaded-module', {
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name: 'host',
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current: 1,
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total: 1,
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succeeded: true
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});
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events.emit('downloading-modules-finished', {
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succeeded: 1,
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failed: 0
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});
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});
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hostUpdater.on('error', () => {
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log('Modules', 'Host error');
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checking = false;
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setTimeout(() => hostUpdater.checkForUpdates(), 1000); // Retry after 1s
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});
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const platform = process.platform === 'darwin' ? 'osx' : 'linux';
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hostUpdater.setFeedURL(`${endpoint}/updates/${releaseChannel}?platform=${platform}&version=${version}`);
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baseUrl = `${endpoint}/modules/${releaseChannel}`;
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baseQuery = {
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host_version: version,
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platform
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};
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};
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const hostPassed = (skip = skipModule) => {
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if (skip) return events.emit('update-check-finished', {
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succeeded: true,
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updateCount: 0
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});
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log('Modules', 'Host good');
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checkModules();
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};
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const checkModules = async () => {
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hostAvail = false;
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try {
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const { body } = await request.get({
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url: baseUrl + '/versions.json',
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qs: {
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...baseQuery,
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_: Math.floor(Date.now() / 300000) // 5 min intervals
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}
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});
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checking = false;
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remote = JSON.parse(body);
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} catch (e) {
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log('Modules', 'Check failed', e);
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return events.emit('update-check-finished', {
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succeeded: false,
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updateCount: 0
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});
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}
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let doing = 0;
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for (const name in installed) {
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const inst = installed[name].installedVersion;
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const rem = remote[name];
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if (inst !== rem) {
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log('Modules', 'Update:', name, '|', inst, '->', rem);
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doing++;
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downloadModule(name, rem);
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}
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}
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events.emit('update-check-finished', {
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succeeded: true,
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updateCount: doing
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});
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};
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const downloadModule = async (name, ver) => {
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downloading.total++;
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events.emit('downloading-module', {
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name,
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current: downloading.total,
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total: downloading.total
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});
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const url = baseUrl + '/' + name + '/' + ver;
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const path = join(downloadPath, name + '-' + ver + '.zip');
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const stream = fs.createWriteStream(path);
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stream.on('progress', ([ cur, total ]) => events.emit('downloading-module-progress', {
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name,
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progress: Math.min(100, Math.floor(100 * (cur / total))),
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cur,
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total
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}));
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log('Modules', 'Downloading', `${name}@${ver}`, 'from', url, 'to', path);
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let success = false;
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try {
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const resp = await request.get({
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url,
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qs: baseQuery,
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stream
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});
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success = resp.statusCode === 200;
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} catch (e) {
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log('Modules', 'Fetch errored', e);
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}
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if (!installed[name]) installed[name] = {};
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if (success) commitManifest();
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else downloading.fail++;
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events.emit('downloaded-module', {
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name,
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current: downloading.total,
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total: downloading.total
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});
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downloading.done++;
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if (downloading.done === downloading.total) {
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const succeeded = downloading.total - downloading.fail;
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log('Modules', 'Done downloads', `| ${succeeded}/${downloading.total} success`);
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events.emit('downloading-modules-finished', {
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succeeded,
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failed: downloading.fail
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});
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}
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installModule(name, ver, path);
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};
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const installModule = async (name, ver, path) => {
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installing.total++;
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events.emit('installing-module', {
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name,
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current: installing.total,
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total: installing.total
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});
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log('Modules', 'Installing', `${name}@${ver}`, 'from', path);
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let hasError;
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const handleErr = e => {
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if (hasError) return;
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hasError = true;
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log('Modules', 'Failed install', `${name}@${ver}`, e);
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finishInstall(name, ver, false);
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};
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// Extract zip via unzip cmd line - replaces yauzl dep (speed++, size--, jank++)
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const ePath = join(basePath, name);
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const total = await new Promise((res) => {
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const p = execFile('unzip', ['-l', path]);
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p.stdout.on('data', x => {
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const m = x.toString().match(/([0-9]+) files/);
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if (m) res(parseInt(m[1]));
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});
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p.stderr.on('data', res); // On error resolve undefined (??'d to 0)
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}) ?? 0;
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mkdirp.sync(ePath);
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const proc = execFile('unzip', ['-o', path, '-d', ePath]);
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proc.on('error', (err) => {
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if (err.code === 'ENOENT') {
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require('electron').dialog.showErrorBox('Failed Dependency', 'Please install "unzip"');
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process.exit(1); // Close now
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}
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handleErr(err);
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});
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proc.stderr.on('data', handleErr);
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let cur = 0;
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proc.stdout.on('data', x => x.toString().split('\n').forEach(y => {
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if (!y.includes('inflating')) return;
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cur++;
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events.emit('installing-module-progress', {
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name,
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progress: Math.min(100, Math.floor(cur / total * 100)),
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cur,
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total
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});
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}));
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proc.on('close', () => {
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if (hasError) return;
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installed[name].installedVersion = ver;
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commitManifest();
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finishInstall(name, ver, true);
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});
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};
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const finishInstall = (name, ver, success) => {
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if (!success) installing.fail++;
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events.emit('installed-module', {
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name,
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current: installing.total,
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total: installing.total,
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succeeded: success
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});
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installing.done++;
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log('Modules', 'Finished', `${name}@${ver}`);
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if (installing.done === (downloading.total || installing.done)) {
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const succeeded = installing.total - installing.fail;
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log('Modules', 'Done installs', `| ${succeeded}/${installing.total} success`);
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if (!installing.fail) lastUpdate = Date.now();
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events.emit('installing-modules-finished', {
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succeeded,
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failed: installing.fail
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});
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resetTracking();
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bootstrapping = false;
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}
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};
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exports.checkForUpdates = () => {
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log('Modules', 'Checking');
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if (checking) return;
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checking = true;
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events.emit('checking-for-updates');
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if (skipHost || lastUpdate > Date.now() - 10000) hostPassed(true);
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else hostUpdater.checkForUpdates();
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};
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exports.quitAndInstallUpdates = () => {
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log('Modules', 'Relaunching');
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if (hostAvail) hostUpdater.quitAndInstall();
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else {
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const { app } = require('electron');
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app.relaunch();
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app.quit();
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}
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};
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const isInstalled = exports.isInstalled = (n, v) => installed[n] && !(v && installed[n].installedVersion !== v);
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exports.getInstalled = () => ({ ...installed });
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const commitManifest = () => fs.writeFileSync(manifestPath, JSON.stringify(installed, null, 2));
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exports.install = (name, def, { version } = {}) => {
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if (isInstalled(name, version)) {
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if (!def) events.emit('installed-module', {
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name,
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current: 1,
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total: 1,
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succeeded: true
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});
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return;
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}
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if (def) {
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installed[name] = { installedVersion: 0 };
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return commitManifest();
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}
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downloadModule(name, version ?? remote[name] ?? 0);
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};
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exports.installPendingUpdates = () => {
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if (bootstrapping) {
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log('Modules', 'Bootstrapping...');
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for (const m in JSON.parse(fs.readFileSync(join(paths.getResources(), 'bootstrap', 'manifest.json')))) { // Read [resources]/bootstrap/manifest.json, with "moduleName": version (always 0)
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installed[m] = { installedVersion: 0 }; // Set initial version as 0
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}
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return exports.checkForUpdates();
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}
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events.emit('no-pending-updates');
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}; |