/
configtelemetry.go
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/
configtelemetry.go
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// Copyright The OpenTelemetry 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 configtelemetry // import "go.opentelemetry.io/collector/config/configtelemetry"
import (
"encoding"
"errors"
"fmt"
"strings"
)
const (
// LevelNone indicates that no telemetry data should be collected.
LevelNone Level = iota - 1
// LevelBasic is the recommended and covers the basics of the service telemetry.
LevelBasic
// LevelNormal adds some other indicators on top of basic.
LevelNormal
// LevelDetailed adds dimensions and views to the previous levels.
LevelDetailed
levelNoneStr = "None"
levelBasicStr = "Basic"
levelNormalStr = "Normal"
levelDetailedStr = "Detailed"
)
// Level is the level of internal telemetry (metrics, logs, traces about the component itself)
// that every component should generate.
type Level int32
var _ encoding.TextMarshaler = (*Level)(nil)
var _ encoding.TextUnmarshaler = (*Level)(nil)
func (l Level) String() string {
switch l {
case LevelNone:
return levelNoneStr
case LevelBasic:
return levelBasicStr
case LevelNormal:
return levelNormalStr
case LevelDetailed:
return levelDetailedStr
}
return ""
}
// MarshalText marshals Level to text.
func (l Level) MarshalText() (text []byte, err error) {
return []byte(l.String()), nil
}
// UnmarshalText unmarshalls text to a Level.
func (l *Level) UnmarshalText(text []byte) error {
if l == nil {
return errors.New("cannot unmarshal to a nil *Level")
}
str := strings.ToLower(string(text))
switch str {
case strings.ToLower(levelNoneStr):
*l = LevelNone
return nil
case strings.ToLower(levelBasicStr):
*l = LevelBasic
return nil
case strings.ToLower(levelNormalStr):
*l = LevelNormal
return nil
case strings.ToLower(levelDetailedStr):
*l = LevelDetailed
return nil
}
return fmt.Errorf("unknown metrics level %q", str)
}