mirror of
https://github.com/VictoriaMetrics/VictoriaMetrics.git
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82 lines
2.6 KiB
Go
82 lines
2.6 KiB
Go
package clusternative
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import (
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"errors"
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"fmt"
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"net"
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"github.com/VictoriaMetrics/VictoriaMetrics/app/vminsert/netstorage"
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"github.com/VictoriaMetrics/VictoriaMetrics/app/vminsert/relabel"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/auth"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/handshake"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/clusternative/stream"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/storage"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/tenantmetrics"
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"github.com/VictoriaMetrics/metrics"
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)
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var (
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rowsInserted = metrics.NewCounter(`vm_rows_inserted_total{type="clusternative"}`)
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rowsTenantInserted = tenantmetrics.NewCounterMap(`vm_tenant_inserted_rows_total{type="clusternative"}`)
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rowsPerInsert = metrics.NewHistogram(`vm_rows_per_insert{type="clusternative"}`)
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)
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// InsertHandler processes data from vminsert nodes.
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func InsertHandler(c net.Conn) error {
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// There is no need in response compression, since
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// lower-level vminsert sends only small packets to upper-level vminsert.
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bc, err := handshake.VMInsertServer(c, 0)
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if err != nil {
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if errors.Is(err, handshake.ErrIgnoreHealthcheck) {
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return nil
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}
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return fmt.Errorf("cannot perform vminsert handshake with client %q: %w", c.RemoteAddr(), err)
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}
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return stream.Parse(bc, func(rows []storage.MetricRow) error {
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return insertRows(rows)
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}, nil)
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}
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func insertRows(rows []storage.MetricRow) error {
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ctx := netstorage.GetInsertCtx()
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defer netstorage.PutInsertCtx(ctx)
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ctx.Reset() // This line is required for initializing ctx internals.
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hasRelabeling := relabel.HasRelabeling()
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var at auth.Token
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var rowsPerTenant *metrics.Counter
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var mn storage.MetricName
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for i := range rows {
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mr := &rows[i]
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if err := mn.UnmarshalRaw(mr.MetricNameRaw); err != nil {
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return fmt.Errorf("cannot unmarshal MetricNameRaw: %w", err)
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}
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if rowsPerTenant == nil || mn.AccountID != at.AccountID || mn.ProjectID != at.ProjectID {
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at.AccountID = mn.AccountID
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at.ProjectID = mn.ProjectID
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rowsPerTenant = rowsTenantInserted.Get(&at)
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}
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ctx.Labels = ctx.Labels[:0]
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ctx.AddLabelBytes(nil, mn.MetricGroup)
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for j := range mn.Tags {
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tag := &mn.Tags[j]
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ctx.AddLabelBytes(tag.Key, tag.Value)
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}
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if hasRelabeling {
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ctx.ApplyRelabeling()
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}
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if len(ctx.Labels) == 0 {
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// Skip metric without labels.
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continue
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}
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ctx.SortLabelsIfNeeded()
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if err := ctx.WriteDataPoint(&at, ctx.Labels, mr.Timestamp, mr.Value); err != nil {
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return err
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}
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rowsPerTenant.Inc()
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}
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rowsInserted.Add(len(rows))
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rowsPerInsert.Update(float64(len(rows)))
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return ctx.FlushBufs()
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}
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