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Prometheus datasource: query builder freezes when metrics metadata is undefined (#51929) (#52058)

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* add error handling for prom query builder returning undefined metrics metadata

* remove reference to escalation

(cherry picked from commit e51187a474)
This commit is contained in:
Brendan O'Handley
2022-07-12 10:26:51 -04:00
committed by GitHub
parent 4e8cd49e08
commit be3db07bd4
1 changed files with 5 additions and 0 deletions
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public/app/plugins/datasource/prometheus/querybuilder/components/PromQueryBuilder.tsx
+5
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@@ -134,6 +134,11 @@ async function getMetrics(
await datasource.languageProvider.loadMetricsMetadata(); await datasource.languageProvider.loadMetricsMetadata();
} }
// Error handling for when metrics metadata returns as undefined
if (!datasource.languageProvider.metricsMetadata) {
datasource.languageProvider.metricsMetadata = {};
}
let metrics; let metrics;
if (query.labels.length > 0) { if (query.labels.length > 0) {
const expr = promQueryModeller.renderLabels(query.labels); const expr = promQueryModeller.renderLabels(query.labels);