88 lines
2.3 KiB
Go
88 lines
2.3 KiB
Go
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package models
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import (
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"log"
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"reflect"
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"github.com/influxdata/telegraf"
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"github.com/influxdata/telegraf/selfstat"
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)
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// Logger defines a logging structure for plugins.
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type Logger struct {
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Errs selfstat.Stat
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Name string // Name is the plugin name, will be printed in the `[]`.
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}
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// Errorf logs an error message, patterned after log.Printf.
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func (l *Logger) Errorf(format string, args ...interface{}) {
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l.Errs.Incr(1)
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log.Printf("E! ["+l.Name+"] "+format, args...)
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}
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// Error logs an error message, patterned after log.Print.
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func (l *Logger) Error(args ...interface{}) {
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l.Errs.Incr(1)
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log.Print(append([]interface{}{"E! [" + l.Name + "] "}, args...)...)
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}
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// Debugf logs a debug message, patterned after log.Printf.
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func (l *Logger) Debugf(format string, args ...interface{}) {
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log.Printf("D! ["+l.Name+"] "+format, args...)
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}
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// Debug logs a debug message, patterned after log.Print.
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func (l *Logger) Debug(args ...interface{}) {
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log.Print(append([]interface{}{"D! [" + l.Name + "] "}, args...)...)
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}
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// Warnf logs a warning message, patterned after log.Printf.
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func (l *Logger) Warnf(format string, args ...interface{}) {
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log.Printf("W! ["+l.Name+"] "+format, args...)
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}
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// Warn logs a warning message, patterned after log.Print.
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func (l *Logger) Warn(args ...interface{}) {
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log.Print(append([]interface{}{"W! [" + l.Name + "] "}, args...)...)
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}
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// Infof logs an information message, patterned after log.Printf.
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func (l *Logger) Infof(format string, args ...interface{}) {
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log.Printf("I! ["+l.Name+"] "+format, args...)
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}
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// Info logs an information message, patterned after log.Print.
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func (l *Logger) Info(args ...interface{}) {
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log.Print(append([]interface{}{"I! [" + l.Name + "] "}, args...)...)
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}
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// logName returns the log-friendly name/type.
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func logName(pluginType, name, alias string) string {
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if alias == "" {
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return pluginType + "." + name
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}
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return pluginType + "." + name + "::" + alias
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}
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func setLogIfExist(i interface{}, log telegraf.Logger) {
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valI := reflect.ValueOf(i)
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if valI.Type().Kind() != reflect.Ptr {
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valI = reflect.New(reflect.TypeOf(i))
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}
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field := valI.Elem().FieldByName("Log")
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if !field.IsValid() {
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return
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}
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switch field.Type().String() {
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case "telegraf.Logger":
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if field.CanSet() {
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field.Set(reflect.ValueOf(log))
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}
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}
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return
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}
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