253 lines
6.9 KiB
JavaScript
253 lines
6.9 KiB
JavaScript
/* jslint node: true */
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/* eslint-disable no-console */
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'use strict';
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//var SegfaultHandler = require('segfault-handler');
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//SegfaultHandler.registerHandler('enigma-bbs-segfault.log');
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// ENiGMA½
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const conf = require('./config.js');
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const logger = require('./logger.js');
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const database = require('./database.js');
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const clientConns = require('./client_connections.js');
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// deps
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const async = require('async');
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const util = require('util');
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const _ = require('lodash');
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const mkdirs = require('fs-extra').mkdirs;
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const fs = require('fs');
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const paths = require('path');
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// our main entry point
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exports.bbsMain = bbsMain;
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// object with various services we want to de-init/shutdown cleanly if possible
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const initServices = {};
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function bbsMain() {
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async.waterfall(
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[
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function processArgs(callback) {
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const args = process.argv.slice(2);
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var configPath;
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if(args.indexOf('--help') > 0) {
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// :TODO: display help
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} else {
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let argCount = args.length;
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for(let i = 0; i < argCount; ++i) {
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const arg = args[i];
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if('--config' === arg) {
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configPath = args[i + 1];
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}
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}
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}
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callback(null, configPath || conf.getDefaultPath(), _.isString(configPath));
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},
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function initConfig(configPath, configPathSupplied, callback) {
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conf.init(configPath, function configInit(err) {
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//
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// If the user supplied a path and we can't read/parse it
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// then it's a fatal error
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//
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if(err) {
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if('ENOENT' === err.code) {
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if(configPathSupplied) {
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console.error('Configuration file does not exist: ' + configPath);
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} else {
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configPathSupplied = null; // make non-fatal; we'll go with defaults
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}
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} else {
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console.error(err.toString());
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}
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}
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callback(err);
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});
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},
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function initSystem(callback) {
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initialize(function init(err) {
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if(err) {
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console.error('Error initializing: ' + util.inspect(err));
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}
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return callback(err);
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});
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},
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],
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function complete(err) {
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// note this is escaped:
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fs.readFile(paths.join(__dirname, '../misc/startup_banner.asc'), 'utf8', (err, banner) => {
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console.info('ENiGMA½ Copyright (c) 2014-2016 Bryan Ashby');
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if(!err) {
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console.info(banner);
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}
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console.info('System started!');
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});
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if(err) {
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console.error('Error initializing: ' + util.inspect(err));
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}
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}
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);
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}
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function shutdownSystem() {
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const msg = 'Process interrupted. Shutting down...';
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console.info(msg);
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logger.log.info(msg);
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async.series(
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[
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function closeConnections(callback) {
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const activeConnections = clientConns.getActiveConnections();
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let i = activeConnections.length;
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while(i--) {
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activeConnections[i].term.write('\n\nServer is shutting down NOW! Disconnecting...\n\n');
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clientConns.removeClient(activeConnections[i]);
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}
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callback(null);
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},
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function stopListeningServers(callback) {
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return require('./listening_server.js').shutdown( () => {
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// :TODO: log err
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return callback(null); // ignore err
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});
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},
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function stopEventScheduler(callback) {
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if(initServices.eventScheduler) {
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return initServices.eventScheduler.shutdown( () => {
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callback(null); // ignore err
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});
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} else {
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return callback(null);
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}
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},
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function stopFileAreaWeb(callback) {
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require('./file_area_web.js').startup(err => {
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// :TODO: Log me if err
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return callback(null);
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});
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},
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function stopMsgNetwork(callback) {
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require('./msg_network.js').shutdown(callback);
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}
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],
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() => {
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console.info('Goodbye!');
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return process.exit();
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}
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);
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}
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function initialize(cb) {
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async.series(
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[
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function createMissingDirectories(callback) {
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async.each(Object.keys(conf.config.paths), function entry(pathKey, next) {
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mkdirs(conf.config.paths[pathKey], function dirCreated(err) {
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if(err) {
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console.error('Could not create path: ' + conf.config.paths[pathKey] + ': ' + err.toString());
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}
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return next(err);
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});
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}, function dirCreationComplete(err) {
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return callback(err);
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});
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},
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function basicInit(callback) {
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logger.init();
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logger.log.info(
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{ version : require('../package.json').version },
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'**** ENiGMA½ Bulletin Board System Starting Up! ****');
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process.on('SIGINT', shutdownSystem);
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require('later').date.localTime(); // use local times for later.js/scheduling
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return callback(null);
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},
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function initDatabases(callback) {
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return database.initializeDatabases(callback);
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},
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function initStatLog(callback) {
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return require('./stat_log.js').init(callback);
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},
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function initThemes(callback) {
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// Have to pull in here so it's after Config init
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require('./theme.js').initAvailableThemes(function onThemesInit(err, themeCount) {
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logger.log.info({ themeCount : themeCount }, 'Themes initialized');
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return callback(err);
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});
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},
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function loadSysOpInformation(callback) {
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//
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// Copy over some +op information from the user DB -> system propertys.
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// * Makes this accessible for MCI codes, easy non-blocking access, etc.
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// * We do this every time as the op is free to change this information just
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// like any other user
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//
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const user = require('./user.js');
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async.waterfall(
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[
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function getOpUserName(next) {
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return user.getUserName(1, next);
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},
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function getOpProps(opUserName, next) {
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const propLoadOpts = {
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userId : 1,
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names : [ 'real_name', 'sex', 'email_address', 'location', 'affiliation' ],
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};
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user.loadProperties(propLoadOpts, (err, opProps) => {
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return next(err, opUserName, opProps);
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});
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}
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],
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(err, opUserName, opProps) => {
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const StatLog = require('./stat_log.js');
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if(err) {
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[ 'username', 'real_name', 'sex', 'email_address', 'location', 'affiliation' ].forEach(v => {
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StatLog.setNonPeristentSystemStat(`sysop_${v}`, 'N/A');
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});
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} else {
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opProps.username = opUserName;
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_.each(opProps, (v, k) => {
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StatLog.setNonPeristentSystemStat(`sysop_${k}`, v);
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});
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}
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return callback(null);
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}
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);
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},
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function initMCI(callback) {
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return require('./predefined_mci.js').init(callback);
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},
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function readyMessageNetworkSupport(callback) {
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return require('./msg_network.js').startup(callback);
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},
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function listenConnections(callback) {
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return require('./listening_server.js').startup(callback);
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},
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function readyFileAreaWeb(callback) {
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return require('./file_area_web.js').startup(callback);
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},
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function readyEventScheduler(callback) {
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const EventSchedulerModule = require('./event_scheduler.js').EventSchedulerModule;
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EventSchedulerModule.loadAndStart( (err, modInst) => {
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initServices.eventScheduler = modInst;
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return callback(err);
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});
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}
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],
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function onComplete(err) {
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return cb(err);
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}
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);
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}
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