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kratos/pkg/database/hbase/metrics.go

48 lines
1.0 KiB

package hbase
import (
"context"
"io"
"time"
"github.com/tsuna/gohbase"
"github.com/tsuna/gohbase/hrpc"
"github.com/bilibili/kratos/pkg/stat"
)
func codeFromErr(err error) string {
code := "unknown_error"
switch err {
case gohbase.ErrClientClosed:
code = "client_closed"
case gohbase.ErrConnotFindRegion:
code = "connot_find_region"
case gohbase.TableNotFound:
code = "table_not_found"
case gohbase.ErrRegionUnavailable:
code = "region_unavailable"
}
return code
}
// MetricsHook if stats is nil use stat.DB as default.
func MetricsHook(stats stat.Stat) HookFunc {
if stats == nil {
stats = stat.DB
}
return func(ctx context.Context, call hrpc.Call, customName string) func(err error) {
now := time.Now()
if customName == "" {
customName = call.Name()
}
method := "hbase:" + customName
return func(err error) {
durationMs := int64(time.Since(now) / time.Millisecond)
stats.Timing(method, durationMs)
if err != nil && err != io.EOF {
stats.Incr(method, codeFromErr(err))
}
}
}
}