forked from coredns/coredns
/
plugin.go
68 lines (52 loc) · 1.72 KB
/
plugin.go
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package log
import (
"fmt"
golog "log"
"os"
)
// P is a logger that includes the plugin doing the logging.
type P struct {
plugin string
}
// NewWithPlugin returns a logger that includes "plugin/name: " in the log message.
// I.e [INFO] plugin/<name>: message.
func NewWithPlugin(name string) P { return P{name} }
func (p P) logf(level, format string, v ...interface{}) {
s := level + pFormat(p.plugin) + fmt.Sprintf(format, v...)
golog.Print(s)
}
func (p P) log(level string, v ...interface{}) {
s := level + pFormat(p.plugin) + fmt.Sprint(v...)
golog.Print(s)
}
// Debug logs as log.Debug.
func (p P) Debug(v ...interface{}) {
if !D {
return
}
p.log(debug, v...)
}
// Debugf logs as log.Debugf.
func (p P) Debugf(format string, v ...interface{}) {
if !D {
return
}
p.logf(debug, format, v...)
}
// Info logs as log.Info.
func (p P) Info(v ...interface{}) { p.log(info, v...) }
// Infof logs as log.Infof.
func (p P) Infof(format string, v ...interface{}) { p.logf(info, format, v...) }
// Warning logs as log.Warning.
func (p P) Warning(v ...interface{}) { p.log(warning, v...) }
// Warningf logs as log.Warningf.
func (p P) Warningf(format string, v ...interface{}) { p.logf(warning, format, v...) }
// Error logs as log.Error.
func (p P) Error(v ...interface{}) { p.log(err, v...) }
// Errorf logs as log.Errorf.
func (p P) Errorf(format string, v ...interface{}) { p.logf(err, format, v...) }
// Fatal logs as log.Fatal and calls os.Exit(1).
func (p P) Fatal(v ...interface{}) { p.log(fatal, v...); os.Exit(1) }
// Fatalf logs as log.Fatalf and calls os.Exit(1).
func (p P) Fatalf(format string, v ...interface{}) { p.logf(fatal, format, v...); os.Exit(1) }
func pFormat(s string) string { return "plugin/" + s + ": " }