126 lines
3.9 KiB
JavaScript
126 lines
3.9 KiB
JavaScript
/* jslint node: true */
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'use strict';
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// ENiGMA½
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const logger = require('./logger.js');
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const Events = require('./events.js');
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// deps
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const _ = require('lodash');
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const moment = require('moment');
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const hashids = require('hashids');
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exports.getActiveConnections = getActiveConnections;
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exports.getActiveNodeList = getActiveNodeList;
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exports.addNewClient = addNewClient;
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exports.removeClient = removeClient;
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exports.getConnectionByUserId = getConnectionByUserId;
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exports.getConnectionByNodeId = getConnectionByNodeId;
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const clientConnections = [];
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exports.clientConnections = clientConnections;
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function getActiveConnections(authUsersOnly = false) {
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return clientConnections.filter(conn => {
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return ((authUsersOnly && conn.user.isAuthenticated()) || !authUsersOnly);
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});
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}
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function getActiveNodeList(authUsersOnly) {
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if(!_.isBoolean(authUsersOnly)) {
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authUsersOnly = true;
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}
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const now = moment();
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return _.map(getActiveConnections(authUsersOnly), ac => {
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const entry = {
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node : ac.node,
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authenticated : ac.user.isAuthenticated(),
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userId : ac.user.userId,
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action : _.get(ac, 'currentMenuModule.menuConfig.desc', 'Unknown'),
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};
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//
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// There may be a connection, but not a logged in user as of yet
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//
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if(ac.user.isAuthenticated()) {
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entry.userName = ac.user.username;
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entry.realName = ac.user.properties.real_name;
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entry.location = ac.user.properties.location;
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entry.affils = entry.affiliation = ac.user.properties.affiliation;
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const diff = now.diff(moment(ac.user.properties.last_login_timestamp), 'minutes');
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entry.timeOn = moment.duration(diff, 'minutes');
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}
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return entry;
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});
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}
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function addNewClient(client, clientSock) {
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const id = client.session.id = clientConnections.push(client) - 1;
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const remoteAddress = client.remoteAddress = clientSock.remoteAddress;
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// create a uniqe identifier one-time ID for this session
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client.session.uniqueId = new hashids('ENiGMA½ClientSession').encode([ id, moment().valueOf() ]);
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// Create a client specific logger
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// Note that this will be updated @ login with additional information
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client.log = logger.log.child( { clientId : id, sessionId : client.session.uniqueId } );
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const connInfo = {
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remoteAddress : remoteAddress,
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serverName : client.session.serverName,
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isSecure : client.session.isSecure,
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};
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if(client.log.debug()) {
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connInfo.port = clientSock.localPort;
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connInfo.family = clientSock.localFamily;
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}
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client.log.info(connInfo, 'Client connected');
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Events.emit(
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Events.getSystemEvents().ClientConnected,
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{ client : client, connectionCount : clientConnections.length }
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);
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return id;
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}
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function removeClient(client) {
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client.end();
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const 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.info(
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{
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connectionCount : clientConnections.length,
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clientId : client.session.id
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},
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'Client disconnected'
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);
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if(client.user && client.user.isValid()) {
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Events.emit(Events.getSystemEvents().UserLogoff, { user : client.user } );
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}
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Events.emit(
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Events.getSystemEvents().ClientDisconnected,
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{ client : client, connectionCount : clientConnections.length }
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);
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}
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}
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function getConnectionByUserId(userId) {
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return getActiveConnections().find( ac => userId === ac.user.userId );
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}
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function getConnectionByNodeId(nodeId) {
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return getActiveConnections().find( ac => nodeId == ac.node );
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}
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