micro-logger-zap/zap.go
Vasiliy Tolstov 2a0e5b2a66 add simple zap logger (#469)
Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
2021-01-10 15:35:48 +03:00

157 lines
3.2 KiB
Go

package zap
import (
"context"
"fmt"
"github.com/micro/go-micro/v2/logger"
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
)
type zaplog struct {
cfg zap.Config
zap *zap.Logger
}
func (l *zaplog) Fields(fields ...logger.Field) logger.Logger {
data := make([]zap.Field, len(fields))
for _, f := range fields {
data = append(data, zap.Any(f.Key, f.GetValue()))
}
return &zaplog{cfg: l.cfg, zap: l.zap.With(data...)}
}
func (l *zaplog) Init(opts ...logger.Option) error {
var err error
options := &Options{logger.Options{Context: context.Background()}}
for _, o := range opts {
o(&options.Options)
}
zapConfig := zap.NewProductionConfig()
if zconfig, ok := options.Context.Value(configKey{}).(zap.Config); ok {
zapConfig = zconfig
}
if zcconfig, ok := options.Context.Value(encoderConfigKey{}).(zapcore.EncoderConfig); ok {
zapConfig.EncoderConfig = zcconfig
}
zapConfig.Level = zap.NewAtomicLevel()
if level, ok := options.Context.Value(levelKey{}).(logger.Level); ok {
zapConfig.Level.SetLevel(loggerToZapLevel(level))
}
log, err := zapConfig.Build()
if err != nil {
return err
}
l.cfg = zapConfig
l.zap = log
return nil
}
func (l *zaplog) SetLevel(level logger.Level) {
l.cfg.Level.SetLevel(loggerToZapLevel(level))
}
func (l *zaplog) Level() logger.Level {
return zapToLoggerLevel(l.cfg.Level.Level())
}
func (l *zaplog) Log(level logger.Level, args ...interface{}) {
lvl := loggerToZapLevel(level)
msg := fmt.Sprintf("%s", args)
switch lvl {
case zap.DebugLevel:
l.zap.Debug(msg)
case zap.InfoLevel:
l.zap.Info(msg)
case zap.WarnLevel:
l.zap.Warn(msg)
case zap.ErrorLevel:
l.zap.Error(msg)
case zap.PanicLevel:
l.zap.Panic(msg)
case zap.FatalLevel:
l.zap.Fatal(msg)
}
}
func (l *zaplog) Logf(level logger.Level, format string, args ...interface{}) {
lvl := loggerToZapLevel(level)
msg := fmt.Sprintf(format, args...)
switch lvl {
case zap.DebugLevel:
l.zap.Debug(msg)
case zap.InfoLevel:
l.zap.Info(msg)
case zap.WarnLevel:
l.zap.Warn(msg)
case zap.ErrorLevel:
l.zap.Error(msg)
case zap.PanicLevel:
l.zap.Panic(msg)
case zap.FatalLevel:
l.zap.Fatal(msg)
}
}
func (l *zaplog) String() string {
return "zap"
}
// New builds a new logger based on options
func NewLogger(opts ...logger.Option) (logger.Logger, error) {
l := &zaplog{}
if err := l.Init(); err != nil {
return nil, err
}
return l, nil
}
func loggerToZapLevel(level logger.Level) zapcore.Level {
switch level {
case logger.TraceLevel, logger.DebugLevel:
return zap.DebugLevel
case logger.InfoLevel:
return zap.InfoLevel
case logger.WarnLevel:
return zap.WarnLevel
case logger.ErrorLevel:
return zap.ErrorLevel
case logger.PanicLevel:
return zap.PanicLevel
case logger.FatalLevel:
return zap.FatalLevel
default:
return zap.InfoLevel
}
}
func zapToLoggerLevel(level zapcore.Level) logger.Level {
switch level {
case zap.DebugLevel:
return logger.DebugLevel
case zap.InfoLevel:
return logger.InfoLevel
case zap.WarnLevel:
return logger.WarnLevel
case zap.ErrorLevel:
return logger.ErrorLevel
case zap.PanicLevel:
return logger.PanicLevel
case zap.FatalLevel:
return logger.FatalLevel
default:
return logger.InfoLevel
}
}