diff options
Diffstat (limited to 'src/usr/local/www/js/traffic-graphs.js')
-rw-r--r-- | src/usr/local/www/js/traffic-graphs.js | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/src/usr/local/www/js/traffic-graphs.js b/src/usr/local/www/js/traffic-graphs.js new file mode 100644 index 0000000..7229917 --- /dev/null +++ b/src/usr/local/www/js/traffic-graphs.js @@ -0,0 +1,189 @@ +function draw_graph(refreshInterval, then) { + + d3.select("div[id^=nvtooltip-]").remove(); + d3.select(".interface-label").remove(); + + var invert = localStorage.getItem('invert'); + var size = localStorage.getItem('size'); + + startTime = 120 * refreshInterval; + then.setSeconds(then.getSeconds() - startTime); + var thenTime = then.getTime(); + + $.each( JSON.parse(localStorage.getItem('interfaces')), function( key, value ) { + + latest[value + 'in'] = 0; + latest[value + 'out'] = 0; + + var stepTime = thenTime; + + //initialize first 120 graph points to zero + for (i = 1; i < 120; i++) { + + stepTime = stepTime + (1000 * refreshInterval); + + myData[value].forEach(function(entry) { + entry.values.push({ + x: stepTime, + y: 0 + }); + }); + + } + + nv.addGraph(function() { + + charts[value] = nv.models.lineChart() + .useInteractiveGuideline(true) + .color(d3.scale.category20().range()) + .rightAlignYAxis(true) + .margin({top: 0, left:25, bottom: 30, right: 45}); + + charts[value] + .x(function(d,i) { return d.x }); + + charts[value].xAxis + .tickFormat(function (d) { + return d3.time.format('%M:%S')(new Date(d)); + }); + + //TODO change to localStorage.getItem('sizeLabel'); + var sizeLabel = $( "#traffic-graph-size option:selected" ).text(); + + d3.select('#traffic-chart-' + value + ' svg') + .append("text") + .attr('class', 'interface-label') + .attr("x", 20) + .attr("y", 20) + .attr("font-size", 18) + .text(value); + + charts[value].yAxis + .tickFormat(d3.format('.2s')) + .showMaxMin(false); + + d3.select('#traffic-chart-' + value + ' svg') + .datum(myData[value]) + .transition().duration(500) + .call(charts[value]); + + nv.utils.windowResize(charts[value].update); + + //custom tooltip contents + charts[value].interactiveLayer.tooltip.contentGenerator(function(data) { + + var units = 'b/s'; + console.log(localStorage.getItem('size')); + if(localStorage.getItem('size') === "1") { + units = 'B/s' + } + + var content = '<h3>' + d3.time.format('%Y-%m-%d %H:%M:%S')(new Date(data.value)) + '</h3><table><tbody>'; + + for ( var v = 0; v < data.series.length; v++ ){ + + var rawValue = data.series[v].value; + + if((invert === "true") && data.series[v].key.includes("(out)")) { + rawValue = 0 - rawValue; + } + + var sValue = d3.formatPrefix(rawValue); + + //TODO change unit based on unit size + var formattedVal = sValue.scale(rawValue).toFixed(2) + ' ' + sValue.symbol + units; + + content += '<tr><td class="legend-color-guide"><div style="background-color: ' + data.series[v].color + '"></div></td><td>' + data.series[v].key + '</td><td class="value"><strong>' + formattedVal + '</strong></td></tr>'; + + } + + content += '</tbody></table>'; + + return content; + + }); + + return charts[value]; + }); + + }); + + //only update the graphs when tab is active in window to save resources and prevent build up + updateIds = Visibility.every(refreshInterval * 1000, function(){ + + d3.json("ifstats.php") + .header("Content-Type", "application/x-www-form-urlencoded") + .post('if='+JSON.parse(localStorage.getItem('interfaces')).join('|'), function(error, json) { //TODO all ifs again + + if (error) { + + Visibility.stop(updateIds); + $(".traffic-widget-chart").remove(); + $("#traffic-chart-error").show().html('<strong>Error</strong>: ' + error); + return console.warn(error); + + } + + if (json.error) { + + Visibility.stop(updateIds); + $(".traffic-widget-chart").remove(); + $("#traffic-chart-error").show().html('<strong>Error</strong>: ' + json.error); + return console.warn(json.error); + + } + + now = new Date(Date.now()); + + $.each(json, function( key, ifVals ) { + + if(!myData[key][0].first) { + + var trafficIn = ((ifVals[0].values[1] * size) - latest[ifVals[0].key]) / refreshInterval; + var trafficOut = ((ifVals[1].values[1] * size) - latest[ifVals[1].key]) / refreshInterval; + + if((localStorage.getItem('invert') === "true")) { + trafficOut = 0 - trafficOut; + } + + myData[key][0].values.push({ + x: now.getTime(), + y: trafficIn + }); + + myData[key][1].values.push({ + x: now.getTime(), + y: trafficOut + }); + + } else { + myData[key][0].values.push({ + x: now.getTime(), + y: 0 + }); + + myData[key][1].values.push({ + x: now.getTime(), + y: 0 + }); + } + + latest[ifVals[0].key] = ifVals[0].values[1] * size; + latest[ifVals[1].key] = ifVals[1].values[1] * size; + + myData[key][0].first = false; + myData[key][1].first = false; + + + myData[key][0].values.shift(); + myData[key][1].values.shift(); + + charts[key].update(); + + }); + + }); + + }); + +}
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