VictoriaMetrics/app/vmagent/datadog/request_handler.go
Andrii Chubatiuk 543f218fe9
add datadog /api/v2/series and /api/beta/sketches support (#5094)
Co-authored-by: Andrew Chubatiuk <andrew.chubatiuk@motional.com>
Co-authored-by: Nikolay <https://github.com/f41gh7>
Co-authored-by: Roman Khavronenko <roman@victoriametrics.com>
2023-11-28 14:52:29 +01:00

56 lines
1.9 KiB
Go

package datadog
import (
"net/http"
"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/common"
"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/remotewrite"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/auth"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/prompbmarshal"
parserCommon "github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/common"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/datadog/stream"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/tenantmetrics"
"github.com/VictoriaMetrics/metrics"
)
var (
rowsInserted = metrics.NewCounter(`vmagent_rows_inserted_total{type="datadog"}`)
rowsTenantInserted = tenantmetrics.NewCounterMap(`vmagent_tenant_inserted_rows_total{type="datadog"}`)
rowsPerInsert = metrics.NewHistogram(`vmagent_rows_per_insert{type="datadog"}`)
)
// InsertHandlerForHTTP processes remote write for DataDog POST /api/v1/series, /api/v2/series, /api/beta/sketches request.
//
// See https://docs.datadoghq.com/api/latest/metrics/#submit-metrics
func InsertHandlerForHTTP(at *auth.Token, req *http.Request) error {
extraLabels, err := parserCommon.GetExtraLabels(req)
if err != nil {
return err
}
return stream.Parse(
req, func(series prompbmarshal.TimeSeries) error {
series.Labels = append(series.Labels, extraLabels...)
return insertRows(at, series)
},
)
}
func insertRows(at *auth.Token, series prompbmarshal.TimeSeries) error {
ctx := common.GetPushCtx()
defer common.PutPushCtx(ctx)
rowsTotal := len(series.Samples)
ctx.WriteRequest.Timeseries = []prompbmarshal.TimeSeries{series}
ctx.Labels = series.Labels
ctx.Samples = series.Samples
if !remotewrite.TryPush(at, &ctx.WriteRequest) {
return remotewrite.ErrQueueFullHTTPRetry
}
rowsInserted.Add(rowsTotal)
if at != nil {
rowsTenantInserted.Get(at).Add(rowsTotal)
}
rowsPerInsert.Update(float64(rowsTotal))
return nil
}