grafana/public/app/features/alerting/unified/utils/matchers.ts

29 lines
1.1 KiB
TypeScript

import { uniqBy } from 'lodash';
import { Labels } from '@grafana/data';
import { Matcher } from 'app/plugins/datasource/alertmanager/types';
import { parseMatcher } from './alertmanager';
// Parses a list of entries like like "['foo=bar', 'baz=~bad*']" into SilenceMatcher[]
export function parseQueryParamMatchers(matcherPairs: string[]): Matcher[] {
const parsedMatchers = matcherPairs.filter((x) => !!x.trim()).map((x) => parseMatcher(x.trim()));
// Due to migration, old alert rules might have a duplicated alertname label
// To handle that case want to filter out duplicates and make sure there are only unique labels
return uniqBy(parsedMatchers, (matcher) => matcher.name);
}
export const getMatcherQueryParams = (labels: Labels) => {
const validMatcherLabels = Object.entries(labels).filter(
([labelKey]) => !(labelKey.startsWith('__') && labelKey.endsWith('__'))
);
const matcherUrlParams = new URLSearchParams();
validMatcherLabels.forEach(([labelKey, labelValue]) =>
matcherUrlParams.append('matcher', `${labelKey}=${labelValue}`)
);
return matcherUrlParams;
};