enigma-bbs/core/user_login.js

120 lines
4.4 KiB
JavaScript

/* jslint node: true */
'use strict';
// ENiGMA½
const setClientTheme = require('./theme.js').setClientTheme;
const clientConnections = require('./client_connections.js').clientConnections;
const StatLog = require('./stat_log.js');
const logger = require('./logger.js');
const Events = require('./events.js');
const Config = require('./config.js').get;
const {
Errors,
ErrorReasons
} = require('./enig_error.js');
const UserProps = require('./user_property.js');
const SysProps = require('./system_property.js');
const SystemLogKeys = require('./system_log.js');
// deps
const async = require('async');
const _ = require('lodash');
exports.userLogin = userLogin;
function userLogin(client, username, password, cb) {
client.user.authenticate(username, password, err => {
const config = Config();
if(err) {
client.user.sessionFailedLoginAttempts = _.get(client.user, 'sessionFailedLoginAttempts', 0) + 1;
const disconnect = config.users.failedLogin.disconnect;
if(disconnect > 0 && client.user.sessionFailedLoginAttempts >= disconnect) {
err = Errors.BadLogin('To many failed login attempts', ErrorReasons.TooMany);
}
client.log.info( { username : username, error : err.message }, 'Failed login attempt');
return cb(err);
}
const user = client.user;
// Good login; reset any failed attempts
delete user.sessionFailedLoginAttempts;
//
// Ensure this user is not already logged in.
//
const existingClientConnection = clientConnections.find(cc => {
return user !== cc.user && // not current connection
user.userId === cc.user.userId; // ...but same user
});
if(existingClientConnection) {
client.log.info(
{
existingClientId : existingClientConnection.session.id,
username : user.username,
userId : user.userId
},
'Already logged in'
);
return cb(Errors.BadLogin(
`User ${user.username} already logged in.`,
ErrorReasons.AlreadyLoggedIn
));
}
// update client logger with addition of username
client.log = logger.log.child(
{
clientId : client.log.fields.clientId,
sessionId : client.log.fields.sessionId,
username : user.username,
}
);
client.log.info('Successful login');
// User's unique session identifier is the same as the connection itself
user.sessionId = client.session.uniqueId; // convenience
Events.emit(Events.getSystemEvents().UserLogin, { user } );
async.parallel(
[
function setTheme(callback) {
setClientTheme(client, user.properties[UserProps.ThemeId]);
return callback(null);
},
function updateSystemLoginCount(callback) {
return StatLog.incrementSystemStat(SysProps.LoginCount, 1, callback);
},
function recordLastLogin(callback) {
return StatLog.setUserStat(user, UserProps.LastLoginTs, StatLog.now, callback);
},
function updateUserLoginCount(callback) {
return StatLog.incrementUserStat(user, UserProps.LoginCount, 1, callback);
},
function recordLoginHistory(callback) {
const loginHistoryMax = Config().statLog.systemEvents.loginHistoryMax;
const historyItem = JSON.stringify({
userId : user.userId,
sessionId : user.sessionId,
});
return StatLog.appendSystemLogEntry(
SystemLogKeys.UserLoginHistory,
historyItem,
loginHistoryMax,
StatLog.KeepType.Max,
callback
);
}
],
err => {
return cb(err);
}
);
});
}