610 lines
21 KiB
JavaScript
610 lines
21 KiB
JavaScript
(function (context, $) {
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"use strict";
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context.JK = context.JK || {};
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context.JK.NetworkTest = function (app) {
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var NETWORK_TEST_TYPES = {
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RestPhase : 0,
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PktTest100NormalLatency : 1,
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PktTest200MediumLatency : 2,
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PktTest400LowLatency : 3,
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PktTestRateSweep : 4,
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RcvOnly : 5
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}
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var STARTING_NUM_CLIENTS = 4;
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var PAYLOAD_SIZE = 100;
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var MINIMUM_ACCEPTABLE_SESSION_SIZE = 2;
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var rest = context.JK.Rest();
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var logger = context.JK.logger;
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var $step = null;
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var TEST_SUCCESS_CALLBACK = 'JK.HandleNetworkTestSuccess';
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var TEST_TIMEOUT_CALLBACK = 'JK.HandleNetworkTestTimeout';
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var $startNetworkTestBtn = null;
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var $testResults = null;
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var $testScore = null;
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var $testText = null;
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var testedSuccessfully = false;
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var $scoringBar = null;
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var $goodMarker = null;
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var $goodLine = null;
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var $currentScore = null;
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var $scoredClients = null;
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var $subscore = null;
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var $watchVideo = null;
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var backendGuardTimeout = null;
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var serverClientId = '';
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var scoring = false;
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var numClientsToTest = STARTING_NUM_CLIENTS;
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var testSummary = {attempts : [], final:null}
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var $self = $(this);
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var scoringZoneWidth = 100;//px
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var inGearWizard = false;
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var operatingSystem = null;
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// these try to make it such that we only pass a NetworkTest Pass/Failed one time in a new user flow
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var trackedPass = false;
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var lastNetworkFailure = null;
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var bandwidthSamples = [];
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var NETWORK_TEST_START = 'network_test.start';
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var NETWORK_TEST_DONE = 'network_test.done';
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var NETWORK_TEST_FAIL = 'network_test.fail';
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function createSuccessCallbackName() {
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if(inGearWizard) {
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return TEST_SUCCESS_CALLBACK + 'ForGearWizard';
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}
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else {
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return TEST_SUCCESS_CALLBACK + 'ForDialog';
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}
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}
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function createTimeoutCallbackName() {
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if(inGearWizard) {
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return TEST_TIMEOUT_CALLBACK + 'ForGearWizard';
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}
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else {
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return TEST_TIMEOUT_CALLBACK + 'ForDialog';
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}
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}
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// this averages bandwidthSamples; this method is meant just for GA data
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function avgBandwidth(num_others) {
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if(bandwidthSamples.length == 0) {
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return 0;
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}
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else {
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var total = 0;
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context._.each(bandwidthSamples, function(sample) {
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total += (sample * num_others * 400 * (100 + 28)); // sample is a percentage of 400. So sample * 400 gives us how many packets/sec. 100 is payload; 28 is UDP+ETHERNET overhead, to give us bandwidth
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})
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return total / bandwidthSamples.length;
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}
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}
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function reset() {
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trackedPass = false;
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lastNetworkFailure = null;
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resetTestState();
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}
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function resetTestState() {
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serverClientId = '';
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scoring = false;
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numClientsToTest = STARTING_NUM_CLIENTS;
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testSummary = {attempts : []};
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configureStartButton();
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$scoredClients.empty();
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$testResults.removeClass('good acceptable bad testing');
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$testText.empty();
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$subscore.empty();
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$currentScore.width(0);
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bandwidthSamples = [];
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}
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function renderStartTest() {
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configureStartButton();
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$testResults.addClass('testing');
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$goodLine.css('left', (gon.ftue_packet_rate_treshold * 100) + '%');
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$goodMarker.css('left', (gon.ftue_packet_rate_treshold * 100) + '%');
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}
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function renderStopTest(score, text) {
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$scoredClients.html(score);
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$testText.html(text);
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$testResults.removeClass('testing');
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}
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function postDiagnostic() {
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rest.createDiagnostic({
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type: 'NETWORK_TEST_RESULT',
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data: {client_type: context.JK.clientType(), client_id: context.JK.JamServer.clientID, summary:testSummary}
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});
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}
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function appendContextualStatement() {
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if(inGearWizard) {
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return "You can skip this step for now."
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}
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else {
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return '';
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}
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}
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function getLastNetworkFailure() {
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return lastNetworkFailure;
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}
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function storeLastNetworkFailure(reason, data) {
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if(!trackedPass) {
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lastNetworkFailure = {reason:reason, data:data};
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}
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}
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function testFinished() {
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var attempt = getCurrentAttempt();
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if(!testSummary.final) {
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testSummary.final = {reason : attempt.reason};
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}
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var reason = testSummary.final.reason;
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var success = false;
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if(reason == "success") {
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renderStopTest(attempt.num_clients, "Your router and Internet service will support sessions of up to " + attempt.num_clients + " JamKazam musicians.")
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testedSuccessfully = true;
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if(!testSummary.final.num_clients) {
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testSummary.final.num_clients = attempt.num_clients;
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}
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// context.jamClient.GetNetworkTestScore() == 0 is a rough approximation if the user has passed the FTUE before
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if(inGearWizard || context.jamClient.GetNetworkTestScore() == 0) {
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trackedPass = true;
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lastNetworkFailure = null;
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context.JK.GA.trackNetworkTest(context.JK.detectOS(), testSummary.final.num_clients);
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}
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context.jamClient.SetNetworkTestScore(attempt.num_clients);
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if(testSummary.final.num_clients == 2) {
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$testResults.addClass('acceptable');
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}
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else {
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$testResults.addClass('good');
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}
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success = true;
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}
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else if(reason == "minimum_client_threshold") {
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context.jamClient.SetNetworkTestScore(0);
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renderStopTest('', "We're sorry, but your router and Internet service will not effectively support JamKazam sessions. Please click the HELP button for more information.")
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storeLastNetworkFailure(context.JK.GA.NetworkTestFailReasons.bandwidth, avgBandwidth(attempt.num_clients - 1));
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}
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else if(reason == "unreachable" || reason == "no-transmit") {
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context.jamClient.SetNetworkTestScore(0);
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renderStopTest('', "We're sorry, but your router will not support JamKazam in its current configuration. Please click the HELP button for more information.");
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storeLastNetworkFailure(context.JK.GA.NetworkTestFailReasons.stun, attempt.num_clients);
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}
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else if(reason == "internal_error") {
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context.JK.alertSupportedNeeded("The JamKazam client software had an unexpected problem while scoring your Internet connection.");
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renderStopTest('', '');
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storeLastNetworkFailure(context.JK.GA.NetworkTestFailReasons.jamerror);
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}
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else if(reason == "remote_peer_cant_test") {
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context.JK.alertSupportedNeeded("The JamKazam service is experiencing technical difficulties.");
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renderStopTest('', '');
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storeLastNetworkFailure(context.JK.GA.NetworkTestFailReasons.jamerror);
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}
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else if(reason == "server_comm_timeout") {
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context.JK.alertSupportedNeeded("Communication with the JamKazam network service has timed out." + appendContextualStatement());
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renderStopTest('', '');
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storeLastNetworkFailure(context.JK.GA.NetworkTestFailReasons.jamerror);
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}
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else if(reason == 'backend_gone') {
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context.JK.alertSupportedNeeded("The JamKazam client is experiencing technical difficulties.");
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renderStopTest('', '');
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storeLastNetworkFailure(context.JK.GA.NetworkTestFailReasons.jamerror);
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}
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else if(reason == "invalid_response") {
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context.JK.alertSupportedNeeded("The JamKazam client software had an unexpected problem while scoring your Internet connection.<br/><br/>Reason: " + attempt.backend_data.reason + '.');
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renderStopTest('', '');
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storeLastNetworkFailure(context.JK.GA.NetworkTestFailReasons.jamerror);
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}
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else if(reason == 'no_servers') {
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context.JK.alertSupportedNeeded("No network test servers are available." + appendContextualStatement());
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renderStopTest('', '');
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testedSuccessfully = true;
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storeLastNetworkFailure(context.JK.GA.NetworkTestFailReasons.jamerror);
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}
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else if(reason == 'no_network') {
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context.JK.Banner.showAlert("Please try again later. Your network appears down.");
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renderStopTest('', '');
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storeLastNetworkFailure(context.JK.GA.NetworkTestFailReasons.noNetwork);
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}
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else if(reason == "rest_api_error") {
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context.JK.alertSupportedNeeded("Unable to acquire a network test server." + appendContextualStatement());
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testedSuccessfully = true;
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renderStopTest('', '');
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storeLastNetworkFailure(context.JK.GA.NetworkTestFailReasons.jamerror);
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}
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else if(reason == "timeout") {
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context.JK.alertSupportedNeeded("Communication with the JamKazam network service timed out." + appendContextualStatement());
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testedSuccessfully = true;
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renderStopTest('', '');
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storeLastNetworkFailure(context.JK.GA.NetworkTestFailReasons.jamerror);
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}
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else {
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context.JK.alertSupportedNeeded("The JamKazam client software had a logic error while scoring your Internet connection.");
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renderStopTest('', '');
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storeLastNetworkFailure(context.JK.GA.NetworkTestFailReasons.jamerror);
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}
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numClientsToTest = STARTING_NUM_CLIENTS;
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scoring = false;
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configureStartButton();
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postDiagnostic();
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if(success) {
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$self.triggerHandler(NETWORK_TEST_DONE)
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}
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else {
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$self.triggerHandler(NETWORK_TEST_FAIL)
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}
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}
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function getCurrentAttempt() {
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return testSummary.attempts[testSummary.attempts.length - 1];
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}
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function backendTimedOut() {
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testSummary.final = {reason: 'backend_gone'}
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testFinished();
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}
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function cancel() {
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}
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function clearBackendGuard() {
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if(backendGuardTimeout) {
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clearTimeout(backendGuardTimeout);
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backendGuardTimeout = null;
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}
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}
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function setBackendGuard() {
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clearBackendGuard();
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backendGuardTimeout = setTimeout(function(){backendTimedOut()}, (gon.ftue_network_test_duration + 1) * 1000);
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}
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function attemptTestPass() {
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var attempt = {};
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attempt.payload_size = PAYLOAD_SIZE;
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attempt.duration = gon.ftue_network_test_duration;
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attempt.test_type = 'PktTest400LowLatency';
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attempt.num_clients = numClientsToTest;
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attempt.server_client_id = serverClientId;
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attempt.received_progress = false;
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testSummary.attempts.push(attempt);
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//context.jamClient.StopNetworkTest('');
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$testText.text("Simulating the network traffic of a " + numClientsToTest + "-person session.");
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updateProgress(0, false);
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setBackendGuard();
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context.jamClient.TestNetworkPktBwRate(serverClientId, createSuccessCallbackName(), createTimeoutCallbackName(),
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NETWORK_TEST_TYPES.PktTest400LowLatency,
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gon.ftue_network_test_duration,
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numClientsToTest,
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PAYLOAD_SIZE);
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}
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function startNetworkTest(checkWireless) {
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if(scoring) return false;
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if(checkWireless) {
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// check if on Wifi 1st
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var isWireless = context.jamClient.IsMyNetworkWireless();
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if(isWireless == -1) {
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logger.warn("unable to determine if the user is on wireless or not for network test. skipping prompt.")
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}
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else if(isWireless == 1) {
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context.JK.Banner.showAlert({buttons: [
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{name: 'RUN NETWORK TEST ANYWAY', click: function() {startNetworkTest(false)}},
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{name: 'CANCEL', click: function() {}}],
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html: "<p>It appears that your computer is connected to your network using WiFi.</p>" +
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"<p>We strongly advise against running the JamKazam application on a WiFi connection. " +
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"We recommend using a wired Ethernet connection from your computer to your router. " +
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"A WiFi connection is likely to cause significant issues in both latency and audio quality.</p>"})
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return false;
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}
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}
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resetTestState();
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scoring = true;
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$self.triggerHandler(NETWORK_TEST_START);
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renderStartTest();
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rest.getLatencyTester()
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.done(function(response) {
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// ensure there are no tests ongoing
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serverClientId = response.client_id;
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testSummary.serverClientId = serverClientId;
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logger.info("beginning network test against client_id: " + serverClientId);
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attemptTestPass();
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})
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.fail(function(jqXHR) {
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if(jqXHR.status == 404) {
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// means there are no network testers available.
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// we have to skip this part of the UI
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testSummary.final = {reason: 'no_servers'}
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}
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else {
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if(context.JK.isNetworkError(arguments)) {
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testSummary.final = {reason: 'no_network'}
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}
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else {
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testSummary.final = {reason: 'rest_api_error'}
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}
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}
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testFinished();
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})
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logger.info("starting network test");
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return false;
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}
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function updateProgress(throughput, showSubscore) {
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var width = throughput * 100;
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$currentScore.stop().data('showSubscore', showSubscore);
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if(!showSubscore) {
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$subscore.text('');
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}
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$currentScore.animate({
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duration: 1000,
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width: width + '%'
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}, {
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step: function (now, fx) {
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if(showSubscore) {
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var newWidth = ( 100 * parseFloat($currentScore.css('width')) / parseFloat($currentScore.parent().css('width')) );
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$subscore.text((Math.round(newWidth * 10) / 10) + '%');
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}
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}
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}).css('overflow', 'visible');
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;
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}
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function networkTestComplete(data) {
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var attempt = getCurrentAttempt();
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function refineTest(up) {
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if(up) {
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if(numClientsToTest == gon.ftue_network_test_max_clients) {
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attempt.reason = "success";
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testFinished();
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}
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else {
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numClientsToTest++;
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logger.debug("increasing number of clients to " + numClientsToTest);
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setTimeout(attemptTestPass, 500); // wait a second to avoid race conditions with client/server comm
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}
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}
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else {
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// reduce numclients if we can
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if(numClientsToTest == MINIMUM_ACCEPTABLE_SESSION_SIZE) {
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// we are too low already. fail the user
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attempt.reason = "minimum_client_threshold";
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testFinished();
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}
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else if(numClientsToTest > STARTING_NUM_CLIENTS) {
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// this means we've gone up before... so don't go back down (i.e., creating a loop)
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attempt.reason = "success";
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testSummary.final = { reason:'success', num_clients: numClientsToTest - 1 }
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testFinished();
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}
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else {
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numClientsToTest--;
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logger.debug("reducing number of clients to " + numClientsToTest);
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setTimeout(attemptTestPass, 500); // wait a second to avoid race conditions with client/server comm
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}
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}
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}
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attempt.backend_data = data;
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if(data.progress === true) {
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setBackendGuard();
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var animate = true;
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if(data.downthroughput && data.upthroughput) {
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if(data.downthroughput > 0 || data.upthroughput > 0) {
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attempt.received_progress = true;
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animate = true;
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}
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if(attempt.received_progress) {
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// take the lower
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var throughput= data.downthroughput < data.upthroughput ? data.downthroughput : data.upthroughput;
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bandwidthSamples.push(data.upthroughput);
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updateProgress(throughput, true);
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}
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}
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}
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else {
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clearBackendGuard();
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logger.debug("network test pass success. data: ", data);
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if(data.reason == "unreachable") {
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// STUN
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logger.debug("network test: unreachable (STUN issue or similar)");
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attempt.reason = data.reason;
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testFinished();
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}
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else if(data.reason == "no-transmit") {
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logger.debug("network test: no-transmit (STUN issue or similar)");
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attempt.reason = data.reason;
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testFinished();
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}
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else if(data.reason == "internal_error") {
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// oops
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logger.debug("network test: internal_error (client had a unexpected problem)");
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attempt.reason = data.reason;
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testFinished();
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}
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else if(data.reason == "remote_peer_cant_test") {
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// old client
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logger.debug("network test: remote_peer_cant_test (old client)")
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attempt.reason = data.reason;
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testFinished();
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}
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else if(data.reason == "server_comm_timeout") {
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logger.debug("network test: server_comm_timeout (communication with server problem)")
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attempt.reason = data.reason;
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testFinished();
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}
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else {
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if(!data.downthroughput || !data.upthroughput) {
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// we have to assume this is bad. just not a reason we know about in code
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logger.debug("network test: no test data (unknown issue? " + data.reason + ")")
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attempt.reason = "invalid_response";
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testFinished();
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}
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else {
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// success... but we still have to verify if this data is within threshold
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if(data.downthroughput < gon.ftue_packet_rate_treshold) {
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logger.debug("network test: downthroughput too low. downthroughput: " + data.downthroughput + ", threshold: " + gon.ftue_packet_rate_treshold);
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refineTest(false);
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}
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else if(data.upthroughput < gon.ftue_packet_rate_treshold) {
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logger.debug("network test: upthroughput too low. upthroughput: " + data.upthroughput + ", threshold: " + gon.ftue_packet_rate_treshold);
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refineTest(false);
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}
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else {
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// true success. we can accept this score
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logger.debug("network test: success")
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refineTest(true);
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}
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}
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}
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// VRFS-1742
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// context.jamClient.StopNetworkTest(serverClientId);
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}
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}
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function networkTestTimeout(data) {
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clearBackendGuard();
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logger.warn("network timeout when testing latency test: " + data);
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var attempt = getCurrentAttempt();
|
|
attempt.reason = 'timeout';
|
|
attempt.backend_data = data;
|
|
testFinished();
|
|
}
|
|
|
|
function hasScoredNetworkSuccessfully() {
|
|
return testedSuccessfully;
|
|
}
|
|
|
|
function configureStartButton() {
|
|
if(scoring) {
|
|
$startNetworkTestBtn.text('NETWORK TEST RUNNING...').removeClass('button-orange').addClass('button-grey')
|
|
}
|
|
else {
|
|
$startNetworkTestBtn.text('START NETWORK TEST').removeClass('button-grey').addClass('button-orange');
|
|
}
|
|
|
|
}
|
|
|
|
function initializeNextButtonState() {
|
|
$dialog.setNextState(hasScoredNetworkSuccessfully() && !scoring);
|
|
}
|
|
|
|
function initializeBackButtonState() {
|
|
$dialog.setBackState(!scoring);
|
|
}
|
|
|
|
function beforeHide() {
|
|
|
|
}
|
|
|
|
function initializeVideoWatchButton() {
|
|
if(operatingSystem == "Win32") {
|
|
$watchVideo.attr('href', 'https://www.youtube.com/watch?v=rhAdCVuwhBc');
|
|
}
|
|
else {
|
|
$watchVideo.attr('href', 'https://www.youtube.com/watch?v=0r1py0AYJ4Y');
|
|
}
|
|
}
|
|
function initialize(_$step, _inGearWizard) {
|
|
$step = _$step;
|
|
inGearWizard = _inGearWizard;
|
|
|
|
$startNetworkTestBtn = $step.find('.start-network-test');
|
|
|
|
if($startNetworkTestBtn.length == 0) throw 'no start network test button found in network-test'
|
|
|
|
$testResults = $step.find('.network-test-results');
|
|
$testScore = $step.find('.network-test-score');
|
|
$testText = $step.find('.network-test-text');
|
|
$scoringBar = $step.find('.scoring-bar');
|
|
$goodMarker = $step.find('.good-marker');
|
|
$goodLine =$step.find('.good-line');
|
|
$currentScore = $step.find('.current-score');
|
|
$scoredClients= $step.find('.scored-clients');
|
|
$subscore = $step.find('.subscore');
|
|
$watchVideo = $step.find('.watch-video');
|
|
$startNetworkTestBtn.on('click', startNetworkTest);
|
|
operatingSystem = context.JK.GetOSAsString();
|
|
|
|
initializeVideoWatchButton();
|
|
|
|
// if this network test is instantiated anywhere else than the gearWizard, or a dialog, then this will have to be expanded
|
|
if(inGearWizard) {
|
|
context.JK.HandleNetworkTestSuccessForGearWizard = function(data) { networkTestComplete(data)}; // pin to global for bridge callback
|
|
context.JK.HandleNetworkTestTimeoutForGearWizard = function(data) { networkTestTimeout(data)}; // pin to global for bridge callback
|
|
}
|
|
else {
|
|
context.JK.HandleNetworkTestSuccessForDialog = function(data) { networkTestComplete(data)}; // pin to global for bridge callback
|
|
context.JK.HandleNetworkTestTimeoutForDialog = function(data) { networkTestTimeout(data)}; // pin to global for bridge callback
|
|
}
|
|
}
|
|
|
|
this.isScoring = function () { return scoring; };
|
|
this.hasScoredNetworkSuccessfully = hasScoredNetworkSuccessfully;
|
|
this.initialize = initialize;
|
|
this.reset = reset;
|
|
this.cancel = cancel;
|
|
this.getLastNetworkFailure = getLastNetworkFailure;
|
|
|
|
this.NETWORK_TEST_START = NETWORK_TEST_START;
|
|
this.NETWORK_TEST_DONE = NETWORK_TEST_DONE;
|
|
this.NETWORK_TEST_FAIL = NETWORK_TEST_FAIL;
|
|
|
|
return this;
|
|
}
|
|
})(window, jQuery); |