mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-15 10:52:30 +00:00
119 lines
4.2 KiB
HTML
119 lines
4.2 KiB
HTML
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Trace Gantt</title>
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<link rel="stylesheet" href="css/bootstrap.min.css">
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<link rel="stylesheet" href="css/d3-gantt.css">
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</head>
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<body>
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<script language="javascript" type="text/javascript" src="js/jquery.min.js"></script>
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<script language="javascript" type="text/javascript" src="js/bootstrap.min.js"></script>
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<script language="javascript" type="text/javascript" src="js/d3.v4.min.js"></script>
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<script language="javascript" type="text/javascript" src="js/d3-tip-0.8.0-alpha.1.js"></script>
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<script language="javascript" type="text/javascript" src="js/d3-gantt.js"></script>
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<div id="placeholder" class="chart-placeholder"></div>
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</body>
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</html>
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<script language="javascript">
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var example_json = [
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{ t1: 100, t2: 200, band: "band1", color: "#888", text: "text1" },
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{ t1: 300, t2: 400, band: "band2", color: "#ff8", text: "text2" },
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{ t1: 100, t2: 400, band: "band3", color: "#888", text: "some very long text with a lot of letters in it" },
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{ t1: 300, t2: 400, band: "band1", color: "#8ff", text: "some_very_long_identifier_with_a_lot_of_letters_in_it" },
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{ t1: 500, t2: 800, band: "band2", color: "#f8f", text: "test\nif\nnew\nline\nworks\nhere?" }
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];
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var chart = d3.gantt()
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.height(window.innerHeight - $("#placeholder")[0].getBoundingClientRect().y - window.scrollY)
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.selector("#placeholder");
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var data = null;
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// Error message popup
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$("<div id='errmsg'></div>").css({
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position: "absolute",
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display: "none",
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border: "1px solid #faa",
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padding: "2px",
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"background-color": "#fcc",
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opacity: 0.80
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}).appendTo("body");
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function fetchData(dataurl, parser = x => x) {
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function onDataReceived(json, textStatus, xhr) {
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$("#errmsg").hide();
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data = parser(json);
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chart(data);
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}
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function onDataError(xhr, error) {
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console.log(arguments);
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$("#errmsg").text("Fetch data error: " + error + (xhr.status == 200? xhr.responseText: ""))
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.css({bottom: "5px", left: "25%", width: "50%"})
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.fadeIn(200);
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}
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if (dataurl) {
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$.ajax({
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url: dataurl,
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type: "GET",
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dataType: "json",
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success: function (json, textStatus, xhr) { onDataReceived(json, textStatus, xhr); },
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error: onDataError
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});
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} else {
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onDataReceived(example_json, "textStatus", "xhr");
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}
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}
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function parseClickHouseTrace(json) {
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let min_time_us = Number.MAX_VALUE;
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for (let i = 0; i < json.data.length; i++) {
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let span = json.data[i];
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min_time_us = Math.min(min_time_us, +span.start_time_us);
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}
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let max_time_ms = 0;
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function convertTime(us) {
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let value = (us - min_time_us) / 1000;
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max_time_ms = Math.max(max_time_ms, value);
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return value;
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}
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function strHash(str) {
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var hash = 0;
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if (str.length === 0)
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return hash;
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for (let i = 0; i < str.length; i++) {
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hash = ((hash << 5) - hash) + str.charCodeAt(i);
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hash |= 0; // Convert to 32bit integer
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}
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if (hash < 0)
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hash = -hash;
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return hash;
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}
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let result = [];
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for (let i = 0; i < json.data.length; i++) {
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let span = json.data[i];
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result.push({
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t1: convertTime(+span.start_time_us),
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t2: convertTime(+span.finish_time_us),
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band: Object.values(span.group).join(' '),
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color: d3.interpolateRainbow((strHash(span.color) % 256) / 256),
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text: span.operation_name
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});
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}
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chart.timeDomain([0, max_time_ms]);
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return result;
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}
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fetchData(); // do not fetch, just draw example_json w/o parsing
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//fetchData("your-traces.json" , parseClickHouseTrace);
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</script>
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