2016-03-12 13:50:43 -05:00
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"use strict";
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2016-12-22 12:38:21 -05:00
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require("encoding-indexes");
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require("encoding");
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2016-03-12 13:50:43 -05:00
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var auth = require("auth");
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2021-01-02 13:10:00 -05:00
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var app = require("app");
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2016-03-12 13:50:43 -05:00
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var gProcessIndex = 0;
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var gProcesses = {};
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2017-01-16 08:00:05 -05:00
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var gSessionIndex = 0;
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2016-03-12 13:50:43 -05:00
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var gGlobalSettings = {
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index: "/~cory/index",
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};
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var kGlobalSettingsFile = "data/global/settings.json";
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var kPingInterval = 60 * 1000;
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function getCookies(headers) {
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var cookies = {};
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if (headers.cookie) {
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var parts = headers.cookie.split(/,|;/);
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for (var i in parts) {
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var equals = parts[i].indexOf("=");
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var name = parts[i].substring(0, equals).trim();
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var value = parts[i].substring(equals + 1).trim();
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cookies[name] = value;
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}
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}
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return cookies;
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}
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function makeSessionId() {
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2017-01-16 08:00:05 -05:00
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return (gSessionIndex++).toString();
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2016-03-12 13:50:43 -05:00
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}
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function printError(out, error) {
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if (error.stackTrace) {
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out.print(error.fileName + ":" + error.lineNumber + ": " + error.message);
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out.print(error.stackTrace);
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} else {
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for (var i in error) {
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out.print(i);
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}
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out.print(error.toString());
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}
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}
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2021-01-02 13:10:00 -05:00
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function invoke(handlers, argv) {
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var promises = [];
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if (handlers) {
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for (var i = 0; i < handlers.length; ++i) {
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try {
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promises.push(handlers[i](...argv));
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} catch (error) {
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handlers.splice(i, 1);
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i--;
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promises.push(new Promise(function(resolve, reject) { reject(error); }));
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}
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}
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}
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return Promise.all(promises);
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}
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2016-03-12 13:50:43 -05:00
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function broadcastEvent(eventName, argv) {
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var promises = [];
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for (var i in gProcesses) {
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var process = gProcesses[i];
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2021-01-02 13:10:00 -05:00
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if (process.eventHandlers[eventName]) {
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promises.push(invoke(process.eventHandlers[eventName], argv));
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}
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2016-03-12 13:50:43 -05:00
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}
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return Promise.all(promises);
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}
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function broadcast(message) {
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var sender = this;
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var promises = [];
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for (var i in gProcesses) {
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var process = gProcesses[i];
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if (process != sender
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&& process.packageOwner == sender.packageOwner
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&& process.packageName == sender.packageName) {
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var from = getUser(process, sender);
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promises.push(postMessageInternal(from, process, message));
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}
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}
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return Promise.all(promises);
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}
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function getUser(caller, process) {
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return {
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name: process.userName,
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2016-03-12 13:55:55 -05:00
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key: process.key,
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2016-03-12 13:50:43 -05:00
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index: process.index,
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packageOwner: process.packageOwner,
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packageName: process.packageName,
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credentials: process.credentials,
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postMessage: postMessageInternal.bind(caller, caller, process),
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};
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}
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function getUsers(packageOwner, packageName) {
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var result = [];
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for (var key in gProcesses) {
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var process = gProcesses[key];
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if ((!packageOwner || process.packageOwner == packageOwner)
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&& (!packageName || process.packageName == packageName)) {
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result.push(getUser(this, process));
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}
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}
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return result;
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}
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function postMessageInternal(from, to, message) {
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2021-01-02 13:10:00 -05:00
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if (to.eventHandlers['message']) {
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return invoke(to.eventHandlers['message'], [getUser(from, from), message]);
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}
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2016-03-12 13:50:43 -05:00
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}
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2017-05-23 13:47:48 -04:00
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function killProcess(process) {
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if (process && process.task) {
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return process.task.kill();
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}
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}
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2021-01-02 13:10:00 -05:00
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async function getSessionProcessBlob(blobId, session, options) {
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var actualOptions = {timeout: kPingInterval};
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2016-03-12 13:50:43 -05:00
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if (options) {
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for (var i in options) {
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actualOptions[i] = options[i];
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}
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}
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2021-01-02 13:10:00 -05:00
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return getProcessBlob(blobId, 'session_' + session, actualOptions);
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2016-03-12 13:50:43 -05:00
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}
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2021-10-05 21:25:33 -04:00
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async function readFileUtf8(fileName) {
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let data = await File.readFile(fileName);
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2021-01-02 13:10:00 -05:00
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data = utf8Decode(data);
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return data;
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2016-12-22 12:38:21 -05:00
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}
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2017-01-12 20:04:00 -05:00
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let gManifestCache = {};
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2021-01-02 13:10:00 -05:00
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async function getProcessBlob(blobId, key, options) {
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2016-03-12 13:50:43 -05:00
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var process = gProcesses[key];
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if (!process
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2021-01-02 13:10:00 -05:00
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&& !(options && "create" in options && !options.create)) {
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2016-03-12 13:50:43 -05:00
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try {
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2021-01-02 13:10:00 -05:00
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print("Creating task for " + blobId + " " + key);
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2016-03-12 13:50:43 -05:00
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process = {};
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process.key = key;
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process.index = gProcessIndex++;
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2021-01-02 13:10:00 -05:00
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process.userName = 'user' + process.index;
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2016-03-12 13:50:43 -05:00
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process.credentials = options.credentials || {};
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process.task = new Task();
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process.eventHandlers = {};
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2021-01-02 13:10:00 -05:00
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process.app = new App();
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2016-03-12 13:50:43 -05:00
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process.lastActive = Date.now();
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process.lastPing = null;
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process.timeout = options.timeout;
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var resolveReady;
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var rejectReady;
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process.ready = new Promise(function(resolve, reject) {
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resolveReady = resolve;
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rejectReady = reject;
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});
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gProcesses[key] = process;
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process.task.onExit = function(exitCode, terminationSignal) {
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broadcastEvent('onSessionEnd', [getUser(process, process)]);
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2021-01-02 13:10:00 -05:00
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process.task = null;
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2016-03-12 13:50:43 -05:00
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delete gProcesses[key];
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};
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var imports = {
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'core': {
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'broadcast': broadcast.bind(process),
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'getUsers': getUsers.bind(process),
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'register': function(eventName, handler) {
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if (!process.eventHandlers[eventName]) {
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process.eventHandlers[eventName] = [];
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}
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process.eventHandlers[eventName].push(handler);
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},
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2016-04-03 15:31:03 -04:00
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'unregister': function(eventHandle, handler) {
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2021-01-02 13:10:00 -05:00
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if (process.eventHandlers[eventName]) {
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2016-04-03 15:31:03 -04:00
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let index = process.eventHandlers[eventName].indexOf(handler);
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if (index != -1) {
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process.eventHandlers[eventName].splice(index, 1);
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}
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if (process.eventHandlers[eventName].length == 0) {
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delete process.eventHandlers[eventName];
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}
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}
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},
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2016-03-12 13:50:43 -05:00
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'getUser': getUser.bind(null, process, process),
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'user': getUser(process, process),
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2021-01-05 21:56:25 -05:00
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'apps': function() {
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var apps = process.credentials &&
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process.credentials.session &&
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process.credentials.session.name ?
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new Database(process.credentials.session.name).getLike('path:%') :
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{};
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return Object.fromEntries(Object.keys(apps).map(key => [key.substring(5), apps[key]]));
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},
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2016-04-30 06:50:43 -04:00
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}
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2021-01-02 13:10:00 -05:00
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};
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if (options.api) {
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imports.app = {};
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for (let i in options.api) {
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let api = options.api[i];
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imports.app[api[0]] = process.app.makeFunction(api);
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2016-03-12 13:50:43 -05:00
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}
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}
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2021-01-02 13:10:00 -05:00
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process.task.onError = function(error) {
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try {
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process.app.send({action: 'error', error: error});
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} catch(e) {
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print(e);
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2016-04-16 17:30:52 -04:00
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}
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2021-01-02 13:10:00 -05:00
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};
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imports.ssb = Object.fromEntries(Object.keys(ssb).map(key => [key, ssb[key].bind(ssb)]));
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if (process.credentials &&
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process.credentials.session &&
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process.credentials.session.name) {
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imports.database = function(key) {
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var db = new Database(process.credentials.session.name + ':' + key);
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return Object.fromEntries(Object.keys(db).map(x => [x, db[x].bind(db)]));
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};
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2016-04-09 11:24:48 -04:00
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}
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2016-03-12 13:50:43 -05:00
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process.task.setImports(imports);
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process.task.activate();
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2021-01-09 18:06:33 -05:00
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let source = await getBlobOrContent(blobId);
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2021-01-02 13:10:00 -05:00
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var appSource = utf8Decode(source);
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try {
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var app = JSON.parse(appSource);
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if (app.type == "tildefriends-app") {
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var id = app.files["app.js"];
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2021-01-09 18:06:33 -05:00
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var blob = await getBlobOrContent(id);
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2021-01-02 13:10:00 -05:00
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appSource = utf8Decode(blob);
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await Promise.all(Object.keys(app.files).map(async function(f) {
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2021-01-09 18:06:33 -05:00
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await process.task.loadFile([f, await getBlobOrContent(app.files[f])]);
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2021-01-02 13:10:00 -05:00
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}));
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}
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} catch (e) {
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printError({print: print}, e);
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}
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2017-05-23 13:47:48 -04:00
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broadcastEvent('onSessionBegin', [getUser(process, process)]);
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resolveReady(process);
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2021-01-02 13:10:00 -05:00
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if (process.app) {
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process.app.send({action: "ready"});
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2017-05-23 13:47:48 -04:00
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}
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2021-01-02 13:10:00 -05:00
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await process.task.execute({name: blobId, source: appSource});
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2016-03-12 13:50:43 -05:00
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} catch (error) {
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2021-01-02 13:10:00 -05:00
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printError({print: print}, error);
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2016-03-12 13:50:43 -05:00
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rejectReady();
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}
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}
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return process;
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}
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function makeDirectoryForFile(fileName) {
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var parts = fileName.split("/");
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var path = "";
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for (var i = 0; i < parts.length - 1; i++) {
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path += parts[i];
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File.makeDirectory(path);
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path += "/";
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}
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}
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function getGlobalSettings() {
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return gGlobalSettings;
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}
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function setGlobalSettings(settings) {
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makeDirectoryForFile(kGlobalSettingsFile);
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if (!File.writeFile(kGlobalSettingsFile, JSON.stringify(settings))) {
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gGlobalSettings = settings;
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} else {
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throw new Error("Unable to save settings.");
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}
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}
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2021-01-02 13:10:00 -05:00
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var kStaticFiles = [
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{uri: '/', path: 'index.html', type: 'text/html; charset=UTF-8'},
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{uri: '/style.css', path: 'style.css', type: 'text/css; charset=UTF-8'},
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{uri: '/favicon.png', path: 'favicon.png', type: 'image/png'},
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{uri: '/client.js', path: 'client.js', type: 'text/javascript; charset=UTF-8'},
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{uri: '/robots.txt', path: 'robots.txt', type: 'text/plain; charset=UTF-8'},
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];
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function startsWithBytes(data, bytes) {
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if (data.byteLength >= bytes.length) {
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var dataBytes = new Uint8Array(data.slice(0, bytes.length));
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for (var i = 0; i < bytes.length; i++) {
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if (dataBytes[i] != bytes[i] || bytes[i] === null) {
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return;
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}
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}
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return true;
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}
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}
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async function staticFileHandler(request, response, blobId, uri) {
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for (var i in kStaticFiles) {
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if (uri === kStaticFiles[i].uri) {
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2021-10-05 21:25:33 -04:00
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var data = await File.readFile("core/" + kStaticFiles[i].path);
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2021-01-02 13:10:00 -05:00
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response.writeHead(200, {"Content-Type": kStaticFiles[i].type, "Content-Length": data.byteLength});
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response.end(data);
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return;
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}
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}
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response.writeHead(404, {"Content-Type": "text/plain; charset=utf-8", "Content-Length": "File not found".length});
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response.end("File not found");
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}
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function sendData(response, data) {
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if (data) {
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if (startsWithBytes(data, [0xff, 0xd8, 0xff, 0xdb]) ||
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startsWithBytes(data, [0xff, 0xd8, 0xff, 0xe0, 0x00, 0x10, 0x4a, 0x46, 0x49, 0x46, 0x00, 0x01]) ||
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startsWithBytes(data, [0xff, 0xd8, 0xff, 0xee]) ||
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startsWithBytes(data, [0xff, 0xd8, 0xff, 0xe1, null, null, 0x45, 0x78, 0x69, 0x66, 0x00, 0x00])) {
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|
response.writeHead(200, {"Content-Type": "image/jpeg", "Content-Length": data.byteLength});
|
|
|
|
response.end(data);
|
|
|
|
} else if (startsWithBytes(data, [0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a])) {
|
|
|
|
response.writeHead(200, {"Content-Type": "image/png", "Content-Length": data.byteLength});
|
|
|
|
response.end(data);
|
|
|
|
} else if (startsWithBytes(data, [0x47, 0x49, 0x46, 0x38, 0x37, 0x61]) ||
|
|
|
|
startsWithBytes(data, [0x47, 0x49, 0x46, 0x38, 0x39, 0x61])) {
|
|
|
|
response.writeHead(200, {"Content-Type": "image/gif", "Content-Length": data.byteLength});
|
|
|
|
response.end(data);
|
|
|
|
} else {
|
|
|
|
response.writeHead(200, {"Content-Type": "text/javascript; charset=utf-8", "Content-Length": data.byteLength});
|
|
|
|
response.end(data);
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
response.writeHead(404, {"Content-Type": "text/plain; charset=utf-8", "Content-Length": "File not found".length});
|
|
|
|
response.end("File not found");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2021-01-09 18:06:33 -05:00
|
|
|
async function getBlobOrContent(id) {
|
|
|
|
if (!id) {
|
|
|
|
return;
|
|
|
|
} else if (id.startsWith('&')) {
|
|
|
|
return ssb.blobGet(id);
|
|
|
|
} else if (id.startsWith('%')) {
|
|
|
|
return ssb.messageContentGet(id);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2021-01-02 13:10:00 -05:00
|
|
|
async function blobHandler(request, response, blobId, uri) {
|
|
|
|
var found = false;
|
|
|
|
if (!found) {
|
|
|
|
for (var i in kStaticFiles) {
|
|
|
|
if (uri === kStaticFiles[i].uri) {
|
|
|
|
found = true;
|
2021-10-05 21:25:33 -04:00
|
|
|
var data = await File.readFile("core/" + kStaticFiles[i].path);
|
2021-01-02 13:10:00 -05:00
|
|
|
response.writeHead(200, {"Content-Type": kStaticFiles[i].type, "Content-Length": data.byteLength});
|
|
|
|
response.end(data);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!uri) {
|
2021-10-03 21:15:33 -04:00
|
|
|
response.writeHead(303, {"Location": 'http://' + request.headers.host + blobId + '/', "Content-Length": "0"});
|
2021-01-02 13:10:00 -05:00
|
|
|
response.end(data);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!found) {
|
|
|
|
var process;
|
|
|
|
if (uri == "/view") {
|
|
|
|
var data;
|
|
|
|
if (match = /^\/\~(\w+)\/(\w+)$/.exec(blobId)) {
|
|
|
|
var id = await new Database(match[1]).get('path:' + match[2]);
|
|
|
|
if (id) {
|
2021-01-09 18:06:33 -05:00
|
|
|
data = await getBlobOrContent(id);
|
2021-01-02 13:10:00 -05:00
|
|
|
if (match[3]) {
|
|
|
|
var app = JSON.parse(data);
|
|
|
|
data = app.files[match[3]];
|
|
|
|
}
|
|
|
|
}
|
|
|
|
} else {
|
2021-01-09 18:06:33 -05:00
|
|
|
data = await getBlobOrContent(blobId);
|
2021-01-02 13:10:00 -05:00
|
|
|
}
|
|
|
|
sendData(response, data);
|
|
|
|
} else if (uri == "/save") {
|
|
|
|
let newBlobId = await ssb.blobStore(request.body);
|
|
|
|
|
|
|
|
var match;
|
|
|
|
if (match = /^\/\~(\w+)\/(\w+)$/.exec(blobId)) {
|
|
|
|
var user = match[1];
|
|
|
|
var app = match[2];
|
|
|
|
var credentials = auth.query(request.headers);
|
|
|
|
if (!credentials || !credentials.session || credentials.session.name != user) {
|
|
|
|
response.writeHead(401, {"Content-Type": "text/plain; charset=utf-8"});
|
|
|
|
response.end("401 Unauthorized");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
var database = new Database(user);
|
|
|
|
await database.set('path:' + app, newBlobId);
|
|
|
|
}
|
|
|
|
|
|
|
|
response.writeHead(200, {"Content-Type": "text/plain; charset=utf-8"});
|
|
|
|
response.end("/" + newBlobId);
|
|
|
|
} else {
|
|
|
|
var data;
|
|
|
|
if (match = /^\/\~(\w+)\/(\w+)$/.exec(blobId)) {
|
|
|
|
var db = new Database(match[1]);
|
|
|
|
var id = await db.get('path:' + match[2]);
|
|
|
|
if (id) {
|
2021-01-09 18:06:33 -05:00
|
|
|
data = utf8Decode(await getBlobOrContent(id));
|
2021-01-02 13:10:00 -05:00
|
|
|
var app = JSON.parse(data);
|
|
|
|
data = app.files[uri.substring(1)];
|
2021-01-09 18:06:33 -05:00
|
|
|
data = await getBlobOrContent(data);
|
2021-01-02 13:10:00 -05:00
|
|
|
}
|
2021-01-09 18:06:33 -05:00
|
|
|
} else {
|
|
|
|
data = utf8Decode(await getBlobOrContent(blobId));
|
|
|
|
var app = JSON.parse(data);
|
|
|
|
data = app.files[uri.substring(1)];
|
|
|
|
data = await getBlobOrContent(data);
|
2021-01-02 13:10:00 -05:00
|
|
|
}
|
|
|
|
sendData(response, data);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
ssb.onBroadcastsChanged = function() {
|
|
|
|
broadcastEvent('onBroadcastsChanged', []);
|
|
|
|
}
|
|
|
|
|
|
|
|
ssb.onConnectionsChanged = function() {
|
|
|
|
broadcastEvent('onConnectionsChanged', []);
|
|
|
|
}
|
|
|
|
|
2021-10-05 21:25:33 -04:00
|
|
|
async function loadSettings() {
|
|
|
|
try {
|
|
|
|
var data = await readFileUtf8(kGlobalSettingsFile);
|
2017-01-29 07:30:02 -05:00
|
|
|
if (data) {
|
2021-10-05 21:25:33 -04:00
|
|
|
gGlobalSettings = JSON.parse(data);
|
2017-01-29 07:30:02 -05:00
|
|
|
}
|
2021-10-05 21:25:33 -04:00
|
|
|
} catch (error) {
|
|
|
|
print("Error loading settings from " + kGlobalSettingsFile + ": " + error);
|
2016-03-12 13:50:43 -05:00
|
|
|
}
|
2021-10-05 21:25:33 -04:00
|
|
|
}
|
|
|
|
|
|
|
|
loadSettings().then(function() {
|
|
|
|
var auth = require("auth");
|
|
|
|
var httpd = require("httpd");
|
|
|
|
httpd.all("/login", auth.handler);
|
|
|
|
httpd.all("", function(request, response) {
|
|
|
|
var match;
|
|
|
|
if (request.uri === "/" || request.uri === "") {
|
|
|
|
response.writeHead(303, {"Location": 'http://' + request.headers.host + gGlobalSettings.index, "Content-Length": "0"});
|
|
|
|
return response.end();
|
|
|
|
} else if (match = /^(\/~[^\/]+\/[^\/]+)(\/?.*)$/.exec(request.uri)) {
|
|
|
|
return blobHandler(request, response, match[1], match[2]);
|
|
|
|
} else if (match = /^\/([&\%][^\.]{44}(?:\.\w+)?)(\/?.*)/.exec(request.uri)) {
|
|
|
|
return blobHandler(request, response, match[1], match[2]);
|
|
|
|
} else if (match = /^\/static(\/.*)/.exec(request.uri)) {
|
|
|
|
return staticFileHandler(request, response, null, match[1]);
|
|
|
|
} else if (match = /^(.*)(\/save)$/.exec(request.uri)) {
|
|
|
|
return blobHandler(request, response, match[1], match[2]);
|
|
|
|
} else if (match = /^\/trace$/.exec(request.uri)) {
|
|
|
|
var data = trace();
|
|
|
|
response.writeHead(404, {"Content-Type": "application/json; charset=utf-8", "Content-Length": data.length.toString()});
|
|
|
|
return response.end(data);
|
|
|
|
} else if (request.uri == "/robots.txt") {
|
|
|
|
return blobHandler(request, response, null, request.uri);
|
|
|
|
} else if ((match = /^\/.well-known\/(.*)/.exec(request.uri)) && request.uri.indexOf("..") == -1) {
|
|
|
|
var data = File.readFile("data/global/.well-known/" + match[1]);
|
|
|
|
if (data) {
|
|
|
|
response.writeHead(200, {"Content-Type": "text/plain", "Content-Length": data.length});
|
|
|
|
response.end(data);
|
|
|
|
} else {
|
|
|
|
response.writeHead(404, {"Content-Type": "text/plain", "Content-Length": "File not found".length});
|
|
|
|
response.end("File not found");
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
var data = "File not found.";
|
|
|
|
response.writeHead(404, {"Content-Type": "text/plain; charset=utf-8", "Content-Length": data.length.toString()});
|
|
|
|
return response.end(data);
|
|
|
|
}
|
|
|
|
});
|
|
|
|
httpd.registerSocketHandler("/app/socket", app.socket);
|
|
|
|
}).catch(function(error) {
|
|
|
|
print('Failed to load settings.');
|
2016-03-12 13:50:43 -05:00
|
|
|
});
|