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6ca31acb76
* changes vmagent api adds auth.Token to promremotewrite InsertHandlerReader changes remoteWrite client constructor, allows to use multiple remoteWriteUrl schemes, like kafka:// changes url path concatenation for tenant remoteWrite Update app/vmagent/remotewrite/client.go Co-authored-by: Aliaksandr Valialkin <valyala@victoriametrics.com> * Update app/vmagent/remotewrite/remotewrite.go * Apply suggestions from code review Co-authored-by: Aliaksandr Valialkin <valyala@victoriametrics.com>
91 lines
3 KiB
Go
91 lines
3 KiB
Go
package promremotewrite
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import (
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"io"
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"net/http"
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"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/common"
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"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/remotewrite"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/auth"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/bytesutil"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/prompb"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/prompbmarshal"
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parserCommon "github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/common"
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parser "github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/promremotewrite"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/tenantmetrics"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/writeconcurrencylimiter"
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"github.com/VictoriaMetrics/metrics"
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)
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var (
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rowsInserted = metrics.NewCounter(`vmagent_rows_inserted_total{type="promremotewrite"}`)
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rowsTenantInserted = tenantmetrics.NewCounterMap(`vmagent_tenant_inserted_rows_total{type="promremotewrite"}`)
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rowsPerInsert = metrics.NewHistogram(`vmagent_rows_per_insert{type="promremotewrite"}`)
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)
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// InsertHandler processes remote write for prometheus.
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func InsertHandler(at *auth.Token, req *http.Request) error {
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extraLabels, err := parserCommon.GetExtraLabels(req)
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if err != nil {
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return err
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}
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return writeconcurrencylimiter.Do(func() error {
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return parser.ParseStream(req.Body, func(tss []prompb.TimeSeries) error {
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return insertRows(at, tss, extraLabels)
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})
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})
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}
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// InsertHandlerForReader processes metrics from given reader
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func InsertHandlerForReader(at *auth.Token, r io.Reader) error {
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return writeconcurrencylimiter.Do(func() error {
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return parser.ParseStream(r, func(tss []prompb.TimeSeries) error {
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return insertRows(at, tss, nil)
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})
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})
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}
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func insertRows(at *auth.Token, timeseries []prompb.TimeSeries, extraLabels []prompbmarshal.Label) error {
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ctx := common.GetPushCtx()
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defer common.PutPushCtx(ctx)
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rowsTotal := 0
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tssDst := ctx.WriteRequest.Timeseries[:0]
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labels := ctx.Labels[:0]
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samples := ctx.Samples[:0]
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for i := range timeseries {
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ts := ×eries[i]
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rowsTotal += len(ts.Samples)
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labelsLen := len(labels)
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for i := range ts.Labels {
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label := &ts.Labels[i]
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labels = append(labels, prompbmarshal.Label{
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Name: bytesutil.ToUnsafeString(label.Name),
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Value: bytesutil.ToUnsafeString(label.Value),
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})
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}
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labels = append(labels, extraLabels...)
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samplesLen := len(samples)
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for i := range ts.Samples {
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sample := &ts.Samples[i]
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samples = append(samples, prompbmarshal.Sample{
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Value: sample.Value,
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Timestamp: sample.Timestamp,
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})
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}
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tssDst = append(tssDst, prompbmarshal.TimeSeries{
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Labels: labels[labelsLen:],
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Samples: samples[samplesLen:],
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})
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}
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ctx.WriteRequest.Timeseries = tssDst
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ctx.Labels = labels
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ctx.Samples = samples
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remotewrite.PushWithAuthToken(at, &ctx.WriteRequest)
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rowsInserted.Add(rowsTotal)
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if at != nil {
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rowsTenantInserted.Get(at).Add(rowsTotal)
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}
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rowsPerInsert.Update(float64(rowsTotal))
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return nil
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}
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