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120 lines
3.4 KiB
JavaScript
120 lines
3.4 KiB
JavaScript
var Netflux = require("netflux-websocket");
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var WebSocket = require("ws"); // jshint ignore:line
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var nThen = require("nthen");
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var Util = require("../../www/common/common-util");
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var Rpc = require("../../www/common/rpc");
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var Nacl = require("tweetnacl");
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var makeKeys = function () {
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var keys = Nacl.sign.keyPair.fromSeed(Nacl.randomBytes(Nacl.sign.seedLength));
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return {
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secret: Nacl.util.encodeBase64(keys.secretKey),
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public: Nacl.util.encodeBase64(keys.publicKey),
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};
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};
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var Client = module.exports;
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var createNetwork = Client.createNetwork = function (url, cb) {
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var CB = Util.once(cb);
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var info = {};
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Netflux.connect(url, function (url) {
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info.websocket = new WebSocket(url)
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.on('error', function (err) {
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console.log(err);
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})
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.on('close', function (err) {
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console.log("close");
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console.log(err);
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});
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return info.websocket;
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}).then(function (network) {
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info.network = network;
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CB(void 0, info);
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}, function (err) {
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CB(err);
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});
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};
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var die = function (client) {
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var disconnect = Util.find(client, ['config', 'network', 'disconnect']);
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if (typeof(disconnect) === 'function') {
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disconnect();
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} else {
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console.error("disconnect was not a function");
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}
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var close = Util.find(client, ['config', 'websocket', 'close']);
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if (typeof(close) === 'function') {
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client.config.websocket.close();
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} else {
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console.error("close was not a function");
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}
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};
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Client.create = function (config, cb) {
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if (typeof(config) === 'function') {
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cb = config;
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config = {};
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}
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var client = {
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config: config,
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};
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var CB = Util.once(function (err, arg) {
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if (err) { die(client); }
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cb(err, arg);
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});
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client.shutdown = function () {
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die(client);
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};
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nThen(function (w) {
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if (config.network) { return; }
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// connect to the network...
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createNetwork('ws://localhost:3000/cryptpad_websocket', w(function (err, info) {
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//console.log(_network);
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config.network = info.network;
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config.websocket = info.websocket;
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}));
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}).nThen(function (w) {
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// make sure the network has a historyKeeper id on it
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// we're responsible for adding it
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if (config.network.historyKeeper) { return; }
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var channel = Util.uint8ArrayToHex(Nacl.randomBytes(16));
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config.network.join(channel).then(w(function (wc) {
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wc.members.some(function (member) {
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if (member.length !== 16) { return; }
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config.network.historyKeeper = member;
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return true;
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});
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wc.leave();
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}), function (err) {
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w.abort();
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CB(err);
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});
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}).nThen(function (w) {
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// connect to the anonRpc
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Rpc.createAnonymous(config.network, w(function (err, rpc) {
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if (err) {
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return void CB('ANON_RPC_CONNECT_ERR');
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}
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client.anonRpc = rpc;
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}));
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var keys = makeKeys();
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Rpc.create(config.network, keys.secret, keys.public, w(function (err, rpc) {
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if (err) {
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return void CB('RPC_CONNECT_ERR');
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}
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client.rpc = rpc;
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}));
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}).nThen(function () {
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CB(void 0, client);
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});
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};
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