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Add logrus wrapper as alternative logger example.
Signed-off-by: s3rj1k <evasive.gyron@gmail.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,178 @@ | ||
| package wlogrus | ||
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| import ( | ||
| "fmt" | ||
| "path" | ||
| "runtime" | ||
| "strings" | ||
| "sync" | ||
|
|
||
| "github.com/s3rj1k/ninit/pkg/capitalise" | ||
| "github.com/s3rj1k/ninit/pkg/log/logger" | ||
| "github.com/sirupsen/logrus" | ||
| ) | ||
|
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| // LogrusLogger is a package level logger using logrus. | ||
| type LogrusLogger struct { | ||
| Log *logrus.Logger | ||
|
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| level logger.Level | ||
| mu sync.Mutex | ||
| } | ||
|
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| // New creates new Logrus logger. | ||
| func New() *LogrusLogger { | ||
| l := new(LogrusLogger) | ||
|
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| l.Log = logrus.New() | ||
|
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| l.Log.SetFormatter( | ||
| &logrus.TextFormatter{ | ||
| DisableColors: true, | ||
| DisableSorting: true, | ||
| DisableTimestamp: true, | ||
| CallerPrettyfier: func(f *runtime.Frame) (string, string) { | ||
| pc := make([]uintptr, 20) | ||
| n := runtime.Callers(1, pc) | ||
|
|
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| if n > 0 { | ||
| pc = pc[:n] | ||
| frames := runtime.CallersFrames(pc) | ||
| next := false | ||
|
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| for { | ||
| frame, more := frames.Next() | ||
|
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| if next { | ||
| return fmt.Sprintf("%s()", path.Base(frame.Function)), fmt.Sprintf("%s:%d", path.Base(frame.File), frame.Line) | ||
| } | ||
|
|
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| if f.PC == frame.PC { | ||
| next = true | ||
| } | ||
|
|
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| if !more { | ||
| break | ||
| } | ||
| } | ||
| } | ||
|
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| return "", "" | ||
| }, | ||
| }, | ||
| ) | ||
|
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| l.Log.SetReportCaller(true) | ||
|
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| return l | ||
| } | ||
|
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| // Logf is unleveled logger. | ||
| func (l *LogrusLogger) Logf(format string, args ...interface{}) { | ||
| if l == nil { | ||
| panic("logger undefined") | ||
| } | ||
|
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| l.Log.Logf(logrus.TraceLevel, strings.TrimSpace(capitalise.First(fmt.Sprintf(format, args...)))) | ||
| } | ||
|
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| // Tracef is a trace level logger. | ||
| func (l *LogrusLogger) Tracef(format string, args ...interface{}) { | ||
| if l == nil { | ||
| panic("logger undefined") | ||
| } | ||
|
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| l.Log.Tracef(strings.TrimSpace(capitalise.First(fmt.Sprintf(format, args...)))) | ||
| } | ||
|
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| // Debugf is a debug level logger. | ||
| func (l *LogrusLogger) Debugf(format string, args ...interface{}) { | ||
| if l == nil { | ||
| panic("logger undefined") | ||
| } | ||
|
|
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| l.Log.Debugf(strings.TrimSpace(capitalise.First(fmt.Sprintf(format, args...)))) | ||
| } | ||
|
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| // Infof is a info level logger. | ||
| func (l *LogrusLogger) Infof(format string, args ...interface{}) { | ||
| if l == nil { | ||
| panic("logger undefined") | ||
| } | ||
|
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| l.Log.Infof(strings.TrimSpace(capitalise.First(fmt.Sprintf(format, args...)))) | ||
| } | ||
|
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| // Warnf is a warn level logger. | ||
| func (l *LogrusLogger) Warnf(format string, args ...interface{}) { | ||
| if l == nil { | ||
| panic("logger undefined") | ||
| } | ||
|
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| l.Log.Warnf(strings.TrimSpace(capitalise.First(fmt.Sprintf(format, args...)))) | ||
| } | ||
|
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| // Errorf is a error level logger. | ||
| func (l *LogrusLogger) Errorf(format string, args ...interface{}) { | ||
| if l == nil { | ||
| panic("logger undefined") | ||
| } | ||
|
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| l.Log.Errorf(strings.TrimSpace(capitalise.First(fmt.Sprintf(format, args...)))) | ||
| } | ||
|
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| // Fatalf is a fatal level logger. | ||
| func (l *LogrusLogger) Fatalf(format string, args ...interface{}) { | ||
| if l == nil { | ||
| panic("logger undefined") | ||
| } | ||
|
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| l.Log.Fatalf(strings.TrimSpace(capitalise.First(fmt.Sprintf(format, args...)))) | ||
| } | ||
|
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| // Panicf is a panic level logger. | ||
| func (l *LogrusLogger) Panicf(format string, args ...interface{}) { | ||
| if l == nil { | ||
| panic("logger undefined") | ||
| } | ||
|
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| l.Log.Panicf(strings.TrimSpace(capitalise.First(fmt.Sprintf(format, args...)))) | ||
| } | ||
|
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| // SetLevel defines maximum level of a logger output verbosity. | ||
| func (l *LogrusLogger) SetLevel(level logger.Level) { | ||
| if l == nil { | ||
| panic("logger undefined") | ||
| } | ||
|
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| var logrusLevel logrus.Level | ||
|
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| switch level { | ||
| case logger.TraceLevelLog: | ||
| logrusLevel = logrus.TraceLevel | ||
| case logger.DebugLevelLog: | ||
| logrusLevel = logrus.DebugLevel | ||
| case logger.InfoLevelLog: | ||
| logrusLevel = logrus.InfoLevel | ||
| case logger.WarnLevelLog: | ||
| logrusLevel = logrus.WarnLevel | ||
| case logger.ErrorLevelLog: | ||
| logrusLevel = logrus.ErrorLevel | ||
| case logger.FatalLevelLog: | ||
| logrusLevel = logrus.FatalLevel | ||
| case logger.PanicLevelLog: | ||
| logrusLevel = logrus.PanicLevel | ||
| } | ||
|
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| l.mu.Lock() | ||
|
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| l.Log.SetLevel(logrusLevel) | ||
| l.level = level | ||
|
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| l.mu.Unlock() | ||
| } | ||
|
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| // GetLevel returns current level of a logger output verbosity. | ||
| func (l *LogrusLogger) GetLevel() logger.Level { | ||
| return l.level | ||
| } |