/
channel.go
78 lines (61 loc) · 1.61 KB
/
channel.go
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package log
import (
"fmt"
"os"
"time"
"github.com/natefinch/lumberjack"
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
)
var (
MaxBackups = 3
channel *Options
)
func NewChannel(c *Options) *zap.Logger {
channel = c
// Get log writer
writeSyncer := getLogWriter()
// Get encoder
encoder := getEncoder()
// Log level
logLevel := new(zapcore.Level)
if err := logLevel.UnmarshalText([]byte(channel.Level)); err != nil {
fmt.Println("init log level error")
return nil
}
// New core
core := zapcore.NewCore(encoder, writeSyncer, logLevel)
// New logger
logger := zap.New(core, zap.AddCaller(), zap.AddCallerSkip(1))
return logger
}
// Get encoder
func getEncoder() zapcore.Encoder {
encoderConfig := zap.NewProductionEncoderConfig()
encoderConfig.EncodeTime = customTimeEncoder
encoderConfig.EncodeLevel = zapcore.CapitalLevelEncoder
// log format: NewJSONEncoder or NewConsoleEncoder
if channel.Format == "console" {
return zapcore.NewConsoleEncoder(encoderConfig)
}
return zapcore.NewJSONEncoder(encoderConfig)
}
// Custom time encoder
func customTimeEncoder(t time.Time, enc zapcore.PrimitiveArrayEncoder) {
enc.AppendString(t.Format("2006-01-02 15:04:05"))
}
// Get log writer
func getLogWriter() zapcore.WriteSyncer {
lumberJackLogger := &lumberjack.Logger{
Filename: channel.Path,
MaxSize: channel.MaxSize,
MaxBackups: MaxBackups,
MaxAge: channel.Days,
Compress: channel.Compress,
}
// Print to console.
if channel.Console {
return zapcore.NewMultiWriteSyncer(zapcore.AddSync(os.Stdout), zapcore.AddSync(lumberJackLogger))
}
return zapcore.AddSync(lumberJackLogger)
}