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app/vmselect: adds API /api/v1/status/buildinfo (#2515)

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* app/vmselect: adds API /api/v1/status/buildinfo
it should fix an compability error with grafana 8.5 prometheus datasource
https://github.com/grafana/grafana/pull/46771

* Update main.go
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Nikolay 2022-04-29 10:36:28 +02:00 committed by Aliaksandr Valialkin
parent 90f9ed260e
commit 022b2875ad
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1 changed files with 6 additions and 0 deletions
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6
app/vmselect/main.go
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@ -521,6 +521,11 @@ func selectHandler(startTime time.Time, w http.ResponseWriter, r *http.Request,
w.Header().Set("Content-Type", "application/json")
fmt.Fprintf(w, "%s", `{"status":"success","data":{}}`)
return true
case "prometheus/api/v1/status/buildinfo":
buildInfoRequests.Inc()
w.Header().Set("Content-Type", "application/json")
fmt.Fprintf(w, "%s", `{"status":"success","data":{}}`)
return true
case "prometheus/api/v1/query_exemplars":
// Return dumb placeholder for https://prometheus.io/docs/prometheus/latest/querying/api/#querying-exemplars
queryExemplarsRequests.Inc()
@ -661,6 +666,7 @@ var (
rulesRequests = metrics.NewCounter(`vm_http_requests_total{path="/select/{}/prometheus/api/v1/rules"}`)
alertsRequests = metrics.NewCounter(`vm_http_requests_total{path="/select/{}/prometheus/api/v1/alerts"}`)
metadataRequests = metrics.NewCounter(`vm_http_requests_total{path="/select/{}/prometheus/api/v1/metadata"}`)
buildInfoRequests = metrics.NewCounter(`vm_http_requests_total{path="/select/{}/prometheus/api/v1/buildinfo"}`)
queryExemplarsRequests = metrics.NewCounter(`vm_http_requests_total{path="/select/{}/prometheus/api/v1/query_exemplars"}`)
httpRequests = tenantmetrics.NewCounterMap(`vm_tenant_select_requests_total`)