/
logger.go
75 lines (69 loc) · 1.73 KB
/
logger.go
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package logger
import (
"fmt"
"io"
"log"
"os"
"path/filepath"
"time"
rotatelogs "github.com/lestrrat-go/file-rotatelogs"
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
)
const rotationCount = 60
const rotationTime = 24 * time.Hour
// NewLogger ...
func NewLogger(dir string) *zap.Logger {
encoderConfig := zapcore.EncoderConfig{
TimeKey: "ts",
LevelKey: "level",
NameKey: "logger",
CallerKey: "caller",
MessageKey: "msg",
StacktraceKey: "stacktrace",
EncodeLevel: zapcore.LowercaseLevelEncoder,
EncodeTime: zapcore.ISO8601TimeEncoder,
EncodeDuration: zapcore.StringDurationEncoder,
EncodeCaller: zapcore.ShortCallerEncoder,
}
cores := []zapcore.Core{}
encoder := zapcore.NewJSONEncoder(encoderConfig)
w := newLogWriter(dir)
stdoutCore := zapcore.NewCore(
encoder,
zapcore.AddSync(os.Stdout),
zapcore.InfoLevel,
)
cores = append(cores, stdoutCore)
logCore := zapcore.NewCore(
encoder,
zapcore.AddSync(w),
zapcore.InfoLevel,
)
cores = append(cores, logCore)
logger := zap.New(zapcore.NewTee(cores...))
return logger
}
func newLogWriter(dir string) io.Writer {
fileName := "anyslk.log"
path, err := filepath.Abs(fmt.Sprintf("%s/%s", dir, fileName))
if err != nil {
log.Fatalf("Log setting error %v", err)
}
options := []rotatelogs.Option{
rotatelogs.WithClock(rotatelogs.Local),
rotatelogs.WithMaxAge(-1),
}
options = append(options, rotatelogs.WithRotationCount(rotationCount))
options = append(options, rotatelogs.WithLinkName(path))
options = append(options, rotatelogs.WithRotationTime(rotationTime))
logSuffix := ".%Y%m%d"
w, err := rotatelogs.New(
path+logSuffix,
options...,
)
if err != nil {
log.Fatalf("Log setting error %v", err)
}
return w
}