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datasources: querier: better handling of timestamps (#108973)

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* query: support query-local timestamps

* make it configurable

* lint fix

* corrected unit test

* fixed unit test
This commit is contained in:
Gábor Farkas
2025-08-05 08:35:57 +02:00
committed by GitHub
parent a7ba662b02
commit 0ccfdbdfae
5 changed files with 276 additions and 49 deletions
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pkg/expr/nodes.go
+3 -15
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@@ -407,23 +407,11 @@ func (dn *DSNode) Execute(ctx context.Context, now time.Time, _ mathexp.Vars, s
return mathexp.Results{}, MakeQueryError(dn.refID, dn.datasource.UID, err)
}
} else {
// transform request from backend.QueryDataRequest to k8s request
k8sReq := &data.QueryDataRequest{
TimeRange: data.TimeRange{
From: req.Queries[0].TimeRange.From.Format(time.RFC3339),
To: req.Queries[0].TimeRange.To.Format(time.RFC3339),
},
k8sReq, err := ConvertBackendRequestToDataRequest(req)
if err != nil {
return mathexp.Results{}, MakeQueryError(dn.refID, dn.datasource.UID, err)
}
for _, q := range req.Queries {
var dataQuery data.DataQuery
err := json.Unmarshal(q.JSON, &dataQuery)
if err != nil {
return mathexp.Results{}, MakeQueryError(dn.refID, dn.datasource.UID, err)
}
k8sReq.Queries = append(k8sReq.Queries, dataQuery)
}
var err error
// make the query with a mt client
resp, err = mtDSClient.QueryData(ctx, *k8sReq)