forked from grafana/cortex-tools
/
logger.go
38 lines (33 loc) · 869 Bytes
/
logger.go
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package commands
import (
"fmt"
"github.com/sirupsen/logrus"
"gopkg.in/alecthomas/kingpin.v2"
)
type LoggerConfig struct {
Level string
}
func (l *LoggerConfig) registerLogLevel(pc *kingpin.ParseContext) error {
var logLevel logrus.Level
switch l.Level {
case "debug":
logLevel = logrus.DebugLevel
case "info":
logLevel = logrus.InfoLevel
case "warn":
logLevel = logrus.WarnLevel
case "error":
logLevel = logrus.ErrorLevel
case "fatal":
logLevel = logrus.FatalLevel
default:
return fmt.Errorf("log level %s is not valid", l.Level)
}
logrus.SetLevel(logLevel)
logrus.Infof("log level set to %s", l.Level)
return nil
}
// Register configures log related flags
func (l *LoggerConfig) Register(app *kingpin.Application) {
app.Flag("log.level", "set level of the logger").Default("info").PreAction(l.registerLogLevel).StringVar(&l.Level)
}