statsd_exporter/pkg/mapper/metric_type.go
glightfoot 77277a5150 support deprecated timer_type in configs
Signed-off-by: glightfoot <glightfoot@rsglab.com>
2020-06-15 18:41:16 -04:00

47 lines
1.3 KiB
Go

// Copyright 2018 The Prometheus Authors
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package mapper
import "fmt"
type MetricType string
const (
MetricTypeCounter MetricType = "counter"
MetricTypeGauge MetricType = "gauge"
MetricTypeObserver MetricType = "observer"
MetricTypeTimer MetricType = "timer" // DEPRECATED
)
func (m *MetricType) UnmarshalYAML(unmarshal func(interface{}) error) error {
var v string
if err := unmarshal(&v); err != nil {
return err
}
switch MetricType(v) {
case MetricTypeCounter:
*m = MetricTypeCounter
case MetricTypeGauge:
*m = MetricTypeGauge
case MetricTypeObserver:
*m = MetricTypeObserver
case MetricTypeTimer:
*m = MetricTypeObserver
default:
return fmt.Errorf("invalid metric type '%s'", v)
}
return nil
}