2014-10-17 02:21:06 +00:00
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/* jslint node: true */
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'use strict';
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// ENiGMA½
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var conf = require('./config.js');
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var modules = require('./modules.js');
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var logger = require('./logger.js');
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var miscUtil = require('./misc_util.js');
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2014-10-20 05:30:44 +00:00
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var database = require('./database.js');
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2014-10-17 02:21:06 +00:00
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var iconv = require('iconv-lite');
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var paths = require('path');
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exports.bbsMain = function() {
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var mainArgs = parseArgs();
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var configPathSupplied = false;
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var configPath = conf.defaultPath();
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if(mainArgs.indexOf('--help') > 0) {
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// :TODO: display help
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} else {
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var argCount = mainArgs.length;
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for(var i = 0; i < argCount; ++i) {
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var arg = mainArgs[i];
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if('--config' == arg) {
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configPathSupplied = true;
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configPath = mainArgs[i + 1];
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}
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}
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}
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try {
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conf.initFromFile(configPath);
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} catch(e) {
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//
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// If the user supplied a config and we can't read, parse, whatever
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// then output a error and bail.
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//
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if(configPathSupplied) {
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if(e.code === 'ENOENT') {
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console.error('Configuration file does not exist: ' + configPath);
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}
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return;
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}
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console.log('No configuration file found, creating defaults.');
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conf.createDefault();
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}
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logger.init();
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process.on('SIGINT', function onSigInt() {
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// :TODO: for any client in |clientConnections|, if 'ready', send a "Server Disconnecting" + semi-gracefull hangup
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// e.g. client.disconnectNow()
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logger.log.info('Process interrupted, shutting down');
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process.exit();
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});
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2014-10-20 05:30:44 +00:00
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database.initializeDatabases();
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preServingInit();
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startListening();
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2014-10-17 02:21:06 +00:00
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};
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function parseArgs() {
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var args = [];
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process.argv.slice(2).forEach(function(val, index, array) {
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args.push(val);
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});
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return args;
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}
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function preServingInit() {
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iconv.extendNodeEncodings();
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}
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var clientConnections = [];
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function startListening() {
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if(!conf.config.servers) {
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// :TODO: Log error ... output to stderr as well. We can do it all with the logger
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return [];
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}
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modules.loadModulesForCategory('servers', function onServerModule(err, module) {
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if(err) {
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logger.log.info(err);
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return;
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}
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var port = parseInt(module.runtime.config.port);
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if(isNaN(port)) {
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logger.log.error({ port : module.runtime.config.port, server : module.moduleInfo.name }, 'Cannot load server (Invalid port)');
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return;
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}
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var server = module.createServer();
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// :TODO: handle maxConnections, e.g. conf.maxConnections
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server.on('client', function onClient(client) {
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//
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// Start tracking the client. We'll assign it an ID which is
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// just the index in our connections array.
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//
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if(typeof client.runtime === 'undefined') {
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client.runtime = {};
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}
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addNewClient(client);
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//client.runtime.id = clientConnections.push(client) - 1;
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//logger.log.info({ clientId : client.runtime.id, from : client.address(), server : module.moduleInfo.name }, 'Client connected');
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client.on('ready', function onClientReady() {
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// Go to module -- use default error handler
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modules.goto(conf.config.entryMod, client);
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});
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client.on('end', function onClientEnd() {
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logger.log.info({ clientId : client.runtime.id }, 'Client disconnected');
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removeClient(client);
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});
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client.on('error', function onClientError(err) {
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logger.log.info({ clientId : client.runtime.id }, 'Connection error: %s' % err.message);
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});
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client.on('close', function onClientClose(hadError) {
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var l = hadError ? logger.log.info : logger.log.debug;
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l({ clientId : client.runtime.id }, 'Connection closed');
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removeClient(client);
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});
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});
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server.listen(port);
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logger.log.info({ server : module.moduleInfo.name, port : port }, 'Listening for connections');
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});
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}
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function addNewClient(client) {
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var id = client.runtime.id = clientConnections.push(client) - 1;
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logger.log.debug('Connection count is now %d', clientConnections.length);
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return id;
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}
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function removeClient(client) {
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var i = clientConnections.indexOf(client);
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if(i > -1) {
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clientConnections.splice(i, 1);
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logger.log.debug('Connection count is now %d', clientConnections.length);
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}
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}
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