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datasources: querier: better error handling (#109789)

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Gábor Farkas authored and GitHub committed 2025-08-18 14:44:50 +02:00
1 parent 10508d0614
commit ed2dfd9885
3 files changed
+19 -12
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pkg/expr/nodes.go
+5 -1
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@@ -395,7 +395,11 @@ func (dn *DSNode) Execute(ctx context.Context, now time.Time, _ mathexp.Vars, s
}()
var resp *backend.QueryDataResponse
mtDSClient, ok := s.mtDatasourceClientBuilder.BuildClient(dn.datasource.Type, dn.datasource.UID)
mtDSClient, ok, err := s.mtDatasourceClientBuilder.BuildClient(dn.datasource.Type, dn.datasource.UID)
if err != nil {
return mathexp.Results{}, MakeQueryError(dn.refID, dn.datasource.UID, err)
}
if !ok { // use single tenant client
pCtx, err := s.pCtxProvider.GetWithDataSource(ctx, dn.datasource.Type, dn.request.User, dn.datasource)
if err != nil {