+// Copyright (C) The Arvados Authors. All rights reserved.
+//
+// SPDX-License-Identifier: AGPL-3.0
+
/*
* This js establishes a websockets connection with the API Server.
*/
subscribeToEventLog();
}
});
-
-
-function processLogLineForChart( logLine ) {
- var recreate = false;
- var rescale = false;
- // TODO: make this more robust: anything could go wrong in here
- var match = logLine.match(/(.*)crunchstat:(.*)-- interval(.*)/);
- if( match ) {
- var series = match[2].trim().split(' ')[0];
- if( $.inArray( series, jobGraphSeries) < 0 ) {
- jobGraphSeries.push(series);
- jobGraphMaxima[series] = null;
- recreate = true;
- }
- var intervalData = match[3].trim().split(' ');
- var dt = parseFloat(intervalData[0]);
- var dsum = 0.0;
- for(var i=2; i < intervalData.length; i += 2 ) {
- dsum += parseFloat(intervalData[i]);
- }
- var datum = dsum/dt;
- if( datum !== 0 && ( jobGraphMaxima[series] === null || jobGraphMaxima[series] < datum ) ) {
- // use old maximum to get a scale conversion
- var scaleConversion = jobGraphMaxima[series]/datum;
- // set new maximum
- jobGraphMaxima[series] = datum;
- // rescale
- $.each( jobGraphData, function( i, entry ) {
- if( entry[series] !== null && entry[series] !== undefined ) {
- entry[series] *= scaleConversion;
- }
- });
- }
- // scale
- // FIXME: what about negative numbers?
- var scaledDatum = null;
- if( jobGraphMaxima[series] !== null && jobGraphMaxima[series] !== 0 ) {
- scaledDatum = datum/jobGraphMaxima[series]
- } else {
- scaledDatum = datum;
- }
- // more parsing
- var preamble = match[1].trim().split(' ');
- var timestamp = preamble[0].replace('_','T');
- // identify x axis point
- var found = false;
- for( var i = jobGraphData.length - 1; i >= 0; i-- ) {
- if( jobGraphData[i]['t'] === timestamp ) {
- found = true;
- jobGraphData[i][series] = scaledDatum;
- break;
- } else if( jobGraphData[i]['t'] < timestamp ) {
- // we've gone far enough back in time and this data is supposed to be sorted
- break;
- }
- }
- if(!found) {
- i += 1;
- var entry = { 't': timestamp };
- entry[series] = scaledDatum;
- jobGraphData.splice( i, 0, entry );
- }
- }
- return recreate;
-}
-
-$(document).on('arv-log-event', '#log_graph_div', function(event, eventData) {
- if( eventData.properties.text ) {
- var recreate = processLogLineForChart( eventData.properties.text );
- if( recreate ) {
- // series have changed, draw entirely new graph
- $('#log_graph_div').html('');
- window.jobGraph = Morris.Line({
- element: 'log_graph_div',
- data: jobGraphData,
- xkey: 't',
- ykeys: jobGraphSeries,
- labels: jobGraphSeries
- });
- } else {
- jobGraph.setData( jobGraphData );
- }
- }
-
-} );
\ No newline at end of file