Fix frontend not updating publicConfig.json
This changes the handshake sequence to use “bootTime” (a unique key based off the time) to make sure the frontend configuration matches the current one. If not, the client pulls the update and validates before requesting the listing.
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parent
143e99876a
commit
798dda8f12
34
app.js
34
app.js
@ -142,22 +142,9 @@ function startServices() {
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logger.log('info', '%s connected, total clients: %d', client.request.connection.remoteAddress, connectedClients);
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setTimeout(function() {
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client.emit('setGraphDuration', config.graphDuration);
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// Send them our previous data, so they have somewhere to start.
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client.emit('updateMojangServices', mojang.toMessage());
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// Remap our associative array into just an array.
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var networkHistoryKeys = Object.keys(networkHistory);
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networkHistoryKeys.sort();
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// Send each individually, this should look cleaner than waiting for one big array to transfer.
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for (var i = 0; i < networkHistoryKeys.length; i++) {
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client.emit('add', [networkHistory[networkHistoryKeys[i]]]);
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}
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}, 1);
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// We send the boot time (also sent in publicConfig.json) to the frontend to validate they have the same config.
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// If so, they'll send back "requestListing" event, otherwise they will pull the new config and retry.
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client.emit('bootTime', util.getBootTime());
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// Attach our listeners.
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client.on('disconnect', function() {
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@ -172,6 +159,21 @@ function startServices() {
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client.emit('historyGraph', graphData);
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}
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});
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client.on('requestListing', function() {
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// Send them our previous data, so they have somewhere to start.
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client.emit('updateMojangServices', mojang.toMessage());
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// Remap our associative array into just an array.
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var networkHistoryKeys = Object.keys(networkHistory);
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networkHistoryKeys.sort();
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// Send each individually, this should look cleaner than waiting for one big array to transfer.
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for (var i = 0; i < networkHistoryKeys.length; i++) {
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client.emit('add', [networkHistory[networkHistoryKeys[i]]]);
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}
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});
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});
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startMainLoop();
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@ -1,10 +1,15 @@
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var graphs = {};
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var lastPlayerEntries = {};
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var graphs = [];
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var lastPlayerEntries = [];
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var historyPlot;
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var displayedGraphData;
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var hiddenGraphData = [];
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var isConnected = false;
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var mojangServicesUpdater;
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var sortServersTask;
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function updateServerStatus(lastEntry) {
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var info = lastEntry.info;
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var div = $('#status_' + safeName(info.name));
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@ -117,6 +122,37 @@ function setAllGraphVisibility(visible) {
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}
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}
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function validateBootTime(bootTime, socket) {
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$('#tagline-text').text('Validating...');
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console.log('Remote bootTime is ' + bootTime + ', local is ' + publicConfig.bootTime);
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if (bootTime === publicConfig.bootTime) {
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$('#tagline-text').text('Loading...');
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socket.emit('requestListing');
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if (!isMobileBrowser()) socket.emit('requestHistoryGraph');
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isConnected = true;
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// Start any special updating tasks.
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mojangServicesUpdater = setInterval(updateMojangServices, 1000);
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sortServersTask = setInterval(sortServers, 10000);
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} else {
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$('#tagline-text').text('Updating...');
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$.getScript('/publicConfig.json', function(data, textStatus, xhr) {
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if (xhr.status === 200) {
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validateBootTime(publicConfig.bootTime, socket);
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} else {
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$('#tagline').attr('class', 'status-offline');
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$('#tagline-text').text('Failed to update! Refresh?');
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}
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});
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}
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}
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$(document).ready(function() {
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var socket = io.connect({
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reconnect: true,
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@ -124,25 +160,13 @@ $(document).ready(function() {
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reconnectionAttempts: 10
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});
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var mojangServicesUpdater;
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var sortServersTask;
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socket.on('connect', function() {
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$('#tagline-text').text('Loading...');
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if (!isMobileBrowser()) {
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socket.emit('requestHistoryGraph');
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}
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});
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socket.on('bootTime', function(bootTime) {
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validateBootTime(bootTime, socket);
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});
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socket.on('disconnect', function() {
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if (mojangServicesUpdater) {
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clearInterval(mojangServicesUpdater);
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}
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if (sortServersTask) {
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clearInterval(sortServersTask);
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}
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if (mojangServicesUpdater) clearInterval(mojangServicesUpdater);
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if (sortServersTask) clearInterval(sortServersTask);
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$('#tagline').attr('class', 'status-offline');
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$('#tagline-text').text('Disconnected! Refresh?');
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@ -157,6 +181,8 @@ $(document).ready(function() {
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$('#big-graph').html('');
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$('#big-graph-checkboxes').html('');
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$('#big-graph-controls').css('display', 'none');
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isConnected = false;
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});
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socket.on('historyGraph', function(rawData) {
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@ -333,11 +359,11 @@ $(document).ready(function() {
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}
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});
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socket.on('updateMojangServices', updateMojangServices);
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// Start any special updating tasks.
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mojangServicesUpdater = setInterval(updateMojangServices, 1000);
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sortServersTask = setInterval(sortServers, 10000);
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socket.on('updateMojangServices', function(data) {
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if (isConnected) {
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updateMojangServices(data);
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}
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});
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$(document).on('click', '.graph-control', function(e) {
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var serverIp = $(this).attr('data-target-network');
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@ -4,7 +4,7 @@
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"/images/compass.png": "assets/images/compass.png",
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"/js/site.js": "assets/js/site.js",
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"/js/util.js": "assets/js/util.js",
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"/js/config.js": "assets/js/config.js",
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"/js/graph.js": "assets/js/graph.js",
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"/css/main.css": "assets/css/main.css",
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"/favicons/hypixelpe.png": "assets/images/favicons/hypixelpe.png",
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"/favicons/mineplex.png": "assets/images/favicons/mineplex.png",
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@ -16,7 +16,7 @@
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"Mobcrush Land": "/favicons/mobcrush.png"
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},
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"site": {
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"port": 80,
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"port": 8080,
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"ip": "0.0.0.0"
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},
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"rates": {
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@ -4,6 +4,7 @@ var url = require('url');
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var mime = require('mime');
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var io = require('socket.io');
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var util = require('./util');
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var logger = require('./logger');
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var config = require('../config.json');
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@ -65,7 +66,8 @@ function handleRequest(req, res) {
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var publicConfig = {
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categories: categories,
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graphDuration: config.graphDuration,
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servers: servers
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servers: servers,
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bootTime: util.getBootTime()
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};
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res.write('setPublicConfig(' + JSON.stringify(publicConfig) + ');');
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14
lib/util.js
14
lib/util.js
@ -3,7 +3,9 @@ var logger = require('./logger');
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var config = require('../config.json');
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var servers = require('../servers.json');
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var serverNameLookup = {};
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var serverNameLookup = [];
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var bootTime;
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// Finds a server in servers.json with a matching IP.
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// If it finds one, it caches the result for faster future lookups.
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@ -136,4 +138,14 @@ exports.convertPingsToGraph = function(sqlData) {
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logger.info('Converted data structure in ' + (exports.getCurrentTimeMs() - startTime) + 'ms');
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return graphData;
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};
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exports.getBootTime = function() {
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if (!bootTime) {
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bootTime = exports.getCurrentTimeMs();
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logger.info('Selected %d as boot time.', bootTime);
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}
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return bootTime;
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};
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