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InfluxDB: move datasource health check to backend (#52668)

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* Move datasource health check to backend

* Introduce healthcheck unit tests

* Remove unused method
This commit is contained in:
ismail simsek
2022-07-28 12:06:09 +02:00
committed by GitHub
parent 532741a8fe
commit 2f9636e698
7 changed files with 313 additions and 93 deletions
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84
public/app/plugins/datasource/influxdb/datasource.ts
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@@ -1,7 +1,6 @@
import { cloneDeep, extend, get, groupBy, has, isString, map as _map, omit, pick, reduce } from 'lodash';
import { cloneDeep, extend, groupBy, has, isString, map as _map, omit, pick, reduce } from 'lodash';
import { lastValueFrom, Observable, of, throwError } from 'rxjs';
import { catchError, map } from 'rxjs/operators';
import { v4 as uuidv4 } from 'uuid';
import {
AnnotationEvent,
@@ -13,9 +12,7 @@ import {
DataQueryResponse,
DataSourceInstanceSettings,
dateMath,
dateTime,
FieldType,
LoadingState,
MetricFindValue,
QueryResultMeta,
ScopedVars,
@@ -555,85 +552,6 @@ export default class InfluxDatasource extends DataSourceWithBackend<InfluxQuery,
).join('&');
}
testDatasource() {
if (this.isFlux) {
// TODO: eventually use the real /health endpoint
const request: DataQueryRequest<InfluxQuery> = {
targets: [{ refId: 'test', query: 'buckets()' }],
requestId: `${this.id}-health-${uuidv4()}`,
dashboardId: 0,
panelId: 0,
interval: '1m',
intervalMs: 60000,
maxDataPoints: 423,
range: {
from: dateTime(1000),
to: dateTime(2000),
},
} as DataQueryRequest<InfluxQuery>;
return lastValueFrom(super.query(request))
.then((res: DataQueryResponse) => {
if (!res || !res.data || res.state !== LoadingState.Done) {
console.error('InfluxDB Error', res);
return { status: 'error', message: 'Error reading InfluxDB' };
}
const first = res.data[0];
if (first && first.length) {
return { status: 'success', message: `${first.length} buckets found` };
}
console.error('InfluxDB Error', res);
return { status: 'error', message: 'Error reading buckets' };
})
.catch((err: any) => {
console.error('InfluxDB Error', err);
return { status: 'error', message: err.message };
});
}
if (this.isMigrationToggleOnAndIsAccessProxy()) {
const target: InfluxQuery = {
refId: 'metricFindQuery',
query: 'SHOW TAG KEYS',
rawQuery: true,
};
return lastValueFrom(super.query({ targets: [target] } as DataQueryRequest))
.then((res: DataQueryResponse) => {
if (!res || !res.data || res.state !== LoadingState.Done) {
return {
status: 'error',
message: 'Error reading InfluxDB.',
};
}
if (res.data?.length) {
return { status: 'success', message: 'Data source is working.' };
}
return {
status: 'error',
message: 'Successfully connected to InfluxDB, but no tags found.',
};
})
.catch((err: any) => {
return { status: 'error', message: err.message };
});
}
const queryBuilder = new InfluxQueryBuilder({ measurement: '', tags: [] }, this.database);
const query = queryBuilder.buildExploreQuery('RETENTION POLICIES');
return lastValueFrom(this._seriesQuery(query))
.then((res: any) => {
const error = get(res, 'results[0].error');
if (error) {
return { status: 'error', message: error };
}
return { status: 'success', message: 'Data source is working' };
})
.catch((err: any) => {
return { status: 'error', message: err.message };
});
}
_influxRequest(method: string, url: string, data: any, options?: any) {
const currentUrl = this.urls.shift()!;
this.urls.push(currentUrl);