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Tempo: Add span, trace vars to trace to metrics interpolation (#81046)

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* Add scoped vars to query

* Update import

* Remove ternary
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Joey 2024-01-31 09:07:35 +00:00 committed by GitHub
parent 8a4f060f75
commit 0d9886a654
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1 changed files with 17 additions and 31 deletions
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48
public/app/features/explore/TraceView/createSpanLink.tsx
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@ -16,7 +16,6 @@ import {
} from '@grafana/data';
import {
TraceToProfilesOptions,
TraceToMetricQuery,
TraceToMetricsOptions,
TraceToLogsOptionsV2,
TraceToLogsTag,
@ -258,7 +257,9 @@ function legacyCreateSpanLinkFactory(
// Get metrics links
if (metricsDataSourceSettings && traceToMetricsOptions?.queries) {
for (const query of traceToMetricsOptions.queries) {
const expr = buildMetricsQuery(query, traceToMetricsOptions?.tags || [], span);
const expr =
query.query ||
`histogram_quantile(0.5, sum(rate(traces_spanmetrics_latency_bucket{service="${span.process.serviceName}"}[5m])) by (le))`;
const dataLink: DataLink<PromQuery> = {
title: metricsDataSourceSettings.name,
url: '',
@ -272,10 +273,23 @@ function legacyCreateSpanLinkFactory(
},
};
const tagsToUse =
traceToMetricsOptions.tags && traceToMetricsOptions.tags.length > 0
? traceToMetricsOptions.tags
: defaultKeys;
scopedVars = {
...scopedVars,
__tags: {
text: 'Tags',
value: getFormattedTags(span, tagsToUse),
},
};
const link = mapInternalLinkToExplore({
link: dataLink,
internalLink: dataLink.internal!,
scopedVars: {},
scopedVars,
range: getTimeRangeFromSpan(span, {
startMs: traceToMetricsOptions.spanStartTimeShift
? rangeUtil.intervalToMs(traceToMetricsOptions.spanStartTimeShift)
@ -568,34 +582,6 @@ function getTimeRangeFromSpan(
};
}
// Interpolates span attributes into trace to metric query, or returns default query
function buildMetricsQuery(
query: TraceToMetricQuery,
tags: Array<{ key: string; value?: string }> = [],
span: TraceSpan
): string {
if (!query.query) {
return `histogram_quantile(0.5, sum(rate(traces_spanmetrics_latency_bucket{service="${span.process.serviceName}"}[5m])) by (le))`;
}
let expr = query.query;
if (tags.length && expr.indexOf('$__tags') !== -1) {
const spanTags = [...span.process.tags, ...span.tags];
const labels = tags.reduce<string[]>((acc, tag) => {
const tagValue = spanTags.find((t) => t.key === tag.key)?.value;
if (tagValue) {
acc.push(`${tag.value ? tag.value : tag.key}="${tagValue}"`);
}
return acc;
}, []);
const labelsQuery = labels?.join(', ');
expr = expr.replace(/\$__tags/g, labelsQuery);
}
return expr;
}
/**
* Variables from trace that can be used in the query
* @param trace