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log.go
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log.go
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package core
import (
"errors"
"fmt"
"log"
"os"
"strings"
"time"
"github.com/granitebps/puasa-sunnah-api/pkg/constants"
"github.com/rs/zerolog"
"github.com/sirupsen/logrus"
"github.com/spf13/viper"
)
type LogrusTextFormatter struct {
}
func SetupLog() *logrus.Logger {
createLogFolder(constants.LOG_FOLDER)
return setupLogrus()
}
//lint:ignore U1000 You can use github.com/rs/zerolog for logging
func setupZerolog() zerolog.Logger {
consoleWriter := zerolog.ConsoleWriter{
NoColor: true,
Out: createLogWriter(),
FormatTimestamp: func(i interface{}) string {
return fmt.Sprintf("[%s]", i)
},
FormatLevel: func(i interface{}) string {
return strings.ToUpper(fmt.Sprintf("[%s:%s]", viper.GetString(constants.APP_ENV), i))
},
FormatMessage: func(i interface{}) string {
return fmt.Sprintf(": %s", i)
},
FormatCaller: func(i interface{}) string {
fmt.Println(i)
return fmt.Sprintf("[%s]", i)
},
}
logger := zerolog.New(consoleWriter).Level(zerolog.TraceLevel).With().Timestamp().Caller().Stack().Logger()
return logger
}
func setupLogrus() *logrus.Logger {
l := logrus.New()
l.SetReportCaller(true)
l.SetFormatter(new(LogrusTextFormatter))
l.SetOutput(createLogWriter())
return l
}
func createLogWriter() *os.File {
//#nosec G302 -- File permission need to be 0666
logFile, err := os.OpenFile(
fmt.Sprintf("%s/%s.log", constants.LOG_FOLDER, time.Now().Format(constants.FORMAT_DATE)),
os.O_RDWR|os.O_CREATE|os.O_APPEND,
0o666,
)
if err != nil {
log.Panic(err)
}
return logFile
}
func createLogFolder(logFolder string) {
if _, err := os.Stat(logFolder); errors.Is(err, os.ErrNotExist) {
err := os.MkdirAll(logFolder, os.ModePerm)
if err != nil {
log.Panic(err)
}
}
}
func (f *LogrusTextFormatter) Format(entry *logrus.Entry) ([]byte, error) {
lc, err := time.LoadLocation("Asia/Jakarta")
if err != nil {
lc = time.UTC
}
datetime := entry.Time.In(lc).Format(time.RFC3339)
level := strings.ToUpper(entry.Level.String())
msg := entry.Message
file := entry.Caller.File
line := entry.Caller.Line
env := strings.ToUpper(viper.GetString(constants.APP_ENV))
logMsg := fmt.Sprintf("[%s][%s:%s][%s:%d] : %s", datetime, env, level, file, line, msg)
return append([]byte(logMsg), '\n'), nil
}