mirror of
https://github.com/VictoriaMetrics/VictoriaMetrics.git
synced 2024-11-21 14:44:00 +00:00
dc9d7aedd5
* adds extra_label to all import apis, changes priority for extra_label - now it has priority over original labels * Update README.md Co-authored-by: Aliaksandr Valialkin <valyala@gmail.com> * Update README.md Co-authored-by: Aliaksandr Valialkin <valyala@gmail.com> * adds extra labels to vmagent import api changes order for adding labels, now its added after user values * adds tests for extra_label * import fix Co-authored-by: Aliaksandr Valialkin <valyala@gmail.com>
73 lines
2.1 KiB
Go
73 lines
2.1 KiB
Go
package opentsdbhttp
|
|
|
|
import (
|
|
"fmt"
|
|
"net/http"
|
|
|
|
"github.com/VictoriaMetrics/VictoriaMetrics/app/vminsert/common"
|
|
"github.com/VictoriaMetrics/VictoriaMetrics/app/vminsert/relabel"
|
|
"github.com/VictoriaMetrics/VictoriaMetrics/lib/prompbmarshal"
|
|
parserCommon "github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/common"
|
|
parser "github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/opentsdbhttp"
|
|
"github.com/VictoriaMetrics/VictoriaMetrics/lib/writeconcurrencylimiter"
|
|
"github.com/VictoriaMetrics/metrics"
|
|
)
|
|
|
|
var (
|
|
rowsInserted = metrics.NewCounter(`vm_rows_inserted_total{type="opentsdbhttp"}`)
|
|
rowsPerInsert = metrics.NewHistogram(`vm_rows_per_insert{type="opentsdbhttp"}`)
|
|
)
|
|
|
|
// InsertHandler processes HTTP OpenTSDB put requests.
|
|
// See http://opentsdb.net/docs/build/html/api_http/put.html
|
|
func InsertHandler(req *http.Request) error {
|
|
path := req.URL.Path
|
|
switch path {
|
|
case "/api/put":
|
|
extraLabels, err := parserCommon.GetExtraLabels(req)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
return writeconcurrencylimiter.Do(func() error {
|
|
return parser.ParseStream(req, func(rows []parser.Row) error {
|
|
return insertRows(rows, extraLabels)
|
|
})
|
|
})
|
|
default:
|
|
return fmt.Errorf("unexpected path requested on HTTP OpenTSDB server: %q", path)
|
|
}
|
|
}
|
|
|
|
func insertRows(rows []parser.Row, extraLabels []prompbmarshal.Label) 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)
|
|
}
|
|
for j := range extraLabels {
|
|
label := &extraLabels[j]
|
|
ctx.AddLabel(label.Name, label.Value)
|
|
}
|
|
if hasRelabeling {
|
|
ctx.ApplyRelabeling()
|
|
}
|
|
if len(ctx.Labels) == 0 {
|
|
// Skip metric without labels.
|
|
continue
|
|
}
|
|
if err := ctx.WriteDataPoint(nil, ctx.Labels, r.Timestamp, r.Value); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
rowsInserted.Add(len(rows))
|
|
rowsPerInsert.Update(float64(len(rows)))
|
|
return ctx.FlushBufs()
|
|
}
|