cryptpad/lib/api.js

77 lines
2.6 KiB
JavaScript

/* jshint esversion: 6 */
const WebSocketServer = require('ws').Server;
const NetfluxSrv = require('chainpad-server');
const Decrees = require("./decrees");
const nThen = require("nthen");
const Fs = require("fs");
const Path = require("path");
module.exports.create = function (Env) {
var log = Env.Log;
nThen(function (w) {
Decrees.load(Env, w(function (err) {
Env.flushCache();
if (err) {
log.error('DECREES_LOADING', {
error: err.code || err,
message: err.message,
});
console.error(err);
}
}));
}).nThen(function (w) {
var fullPath = Path.join(Env.paths.block, 'placeholder.txt');
Fs.writeFile(fullPath, 'PLACEHOLDER\n', w());
}).nThen(function () {
// asynchronously create a historyKeeper and RPC together
require('./historyKeeper.js').create(Env, function (err, historyKeeper) {
if (err) { throw err; }
var noop = function () {};
var special_errors = {};
['EPIPE', 'ECONNRESET'].forEach(function (k) { special_errors[k] = noop; });
special_errors.NF_ENOENT = function (error, label, info) {
delete info.stack;
log.error(label, {
info: info,
});
};
// spawn ws server and attach netflux event handlers
NetfluxSrv.create(new WebSocketServer({ server: Env.httpServer}))
.on('channelClose', historyKeeper.channelClose)
.on('channelMessage', historyKeeper.channelMessage)
.on('channelOpen', historyKeeper.channelOpen)
.on('sessionClose', historyKeeper.sessionClose)
.on('error', function (error, label, info) {
if (!error) { return; }
var code = error && (error.code || error.message);
if (code) {
/* EPIPE,ECONNERESET, NF_ENOENT */
if (typeof(special_errors[code]) === 'function') {
return void special_errors[code](error, label, info);
}
}
/* labels:
SEND_MESSAGE_FAIL, SEND_MESSAGE_FAIL_2, FAIL_TO_DISCONNECT,
FAIL_TO_TERMINATE, HANDLE_CHANNEL_LEAVE, NETFLUX_BAD_MESSAGE,
NETFLUX_WEBSOCKET_ERROR
*/
log.error(label, {
code: error.code,
message: error.message,
stack: error.stack,
info: info,
});
})
.register(historyKeeper.id, historyKeeper.directMessage);
});
});
};