/
init.go
80 lines (62 loc) · 1.8 KB
/
init.go
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/**
* Author: Daniel Comboni
*/
package general_goutils
import (
"fmt"
"os"
"runtime"
"time"
rotatelogs "github.com/lestrrat-go/file-rotatelogs"
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
)
var Logger *zap.Logger
var ShouldLogToFile = false
func ReInitializeLoggingWithFileSyncEnabled(){
ShouldLogToFile = true
Initialize()
}
func Initialize() {
fmt.Println(runtime.GOOS)
if ShouldLogToFile {
println()
println("----------------------------")
Logger.Info("Logging to both console and file")
println()
// initialize the rotator
logFile := "logs/app-%Y-%m-%d-%H.log"
rotator, err := rotatelogs.New(
logFile,
rotatelogs.WithMaxAge(60*24*time.Hour),
rotatelogs.WithRotationTime(time.Hour))
if err != nil {
panic(err)
}
config := zap.NewProductionEncoderConfig()
config.EncodeTime = zapcore.ISO8601TimeEncoder
fileEncoder := zapcore.NewJSONEncoder(config)
consoleEncoder := zapcore.NewConsoleEncoder(config)
writer := zapcore.AddSync(rotator)
defaultLogLevel := zapcore.DebugLevel
core := zapcore.NewTee(
zapcore.NewCore(fileEncoder, writer, defaultLogLevel),
zapcore.NewCore(consoleEncoder, zapcore.AddSync(os.Stdout), defaultLogLevel),
)
Logger = zap.New(core, zap.AddCaller(), zap.AddStacktrace(zapcore.ErrorLevel))
Logger.Info("Now logging in a rotated file")
} else {
config := zap.NewProductionEncoderConfig()
config.EncodeTime = zapcore.ISO8601TimeEncoder
consoleEncoder := zapcore.NewConsoleEncoder(config)
defaultLogLevel := zapcore.DebugLevel
core := zapcore.NewTee(
zapcore.NewCore(consoleEncoder, zapcore.AddSync(os.Stdout), defaultLogLevel),
)
Logger = zap.New(core, zap.AddCaller(), zap.AddStacktrace(zap.ErrorLevel))
println()
println("----------------------------")
Logger.Info("Logging to console only")
println()
}
}