mirror of
https://github.com/VictoriaMetrics/VictoriaMetrics.git
synced 2024-12-25 03:40:10 +01:00
54 lines
1.4 KiB
Go
54 lines
1.4 KiB
Go
package opentsdb
|
|
|
|
import (
|
|
"io"
|
|
|
|
"github.com/VictoriaMetrics/VictoriaMetrics/app/vminsert/common"
|
|
"github.com/VictoriaMetrics/VictoriaMetrics/app/vminsert/relabel"
|
|
parser "github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/opentsdb"
|
|
"github.com/VictoriaMetrics/VictoriaMetrics/lib/writeconcurrencylimiter"
|
|
"github.com/VictoriaMetrics/metrics"
|
|
)
|
|
|
|
var (
|
|
rowsInserted = metrics.NewCounter(`vm_rows_inserted_total{type="opentsdb"}`)
|
|
rowsPerInsert = metrics.NewHistogram(`vm_rows_per_insert{type="opentsdb"}`)
|
|
)
|
|
|
|
// InsertHandler processes remote write for OpenTSDB put protocol.
|
|
//
|
|
// See http://opentsdb.net/docs/build/html/api_telnet/put.html
|
|
func InsertHandler(r io.Reader) error {
|
|
return writeconcurrencylimiter.Do(func() error {
|
|
return parser.ParseStream(r, insertRows)
|
|
})
|
|
}
|
|
|
|
func insertRows(rows []parser.Row) error {
|
|
ctx := common.GetInsertCtx()
|
|
defer common.PutInsertCtx(ctx)
|
|
|
|
ctx.Reset(len(rows))
|
|
hasRelabeling := relabel.HasRelabeling()
|
|
for i := range rows {
|
|
r := &rows[i]
|
|
ctx.Labels = ctx.Labels[:0]
|
|
ctx.AddLabel("", r.Metric)
|
|
for j := range r.Tags {
|
|
tag := &r.Tags[j]
|
|
ctx.AddLabel(tag.Key, tag.Value)
|
|
}
|
|
if hasRelabeling {
|
|
ctx.ApplyRelabeling()
|
|
}
|
|
if len(ctx.Labels) == 0 {
|
|
// Skip metric without labels.
|
|
continue
|
|
}
|
|
ctx.WriteDataPoint(nil, ctx.Labels, r.Timestamp, r.Value)
|
|
}
|
|
rowsInserted.Add(len(rows))
|
|
rowsPerInsert.Update(float64(len(rows)))
|
|
return ctx.FlushBufs()
|
|
}
|