go-ayo/common을 gocommon으로 분리

logger/logger.go

@@ -0,0 +1,106 @@
+package logger
+
+import (
+	"fmt"
+	"io"
+	"log"
+	"os"
+	"path"
+	"runtime/debug"
+	"strings"
+	"time"
+)
+
+var stdlogger *log.Logger
+var errlogger *log.Logger
+
+func init() {
+	binpath, _ := os.Executable()
+	binname := path.Base(strings.ReplaceAll(binpath, "\\", "/"))
+
+	logpath := os.Getenv("AYO_LOGGER_FILE_PATH")
+
+	if len(logpath) == 0 {
+		stdlogger = log.New(os.Stdout, "", log.LstdFlags)
+		errlogger = log.New(os.Stderr, "", log.LstdFlags)
+	} else {
+		ext := path.Ext(binname)
+		if len(ext) > 0 {
+			binname = binname[:len(binname)-len(ext)]
+		}
+
+		if _, err := os.Stat(logpath); os.IsNotExist(err) {
+			os.Mkdir("logs", 0777)
+		}
+
+		now := time.Now()
+		logFile, err := os.Create(fmt.Sprintf("%s/%s_%s.log", logpath, binname, now.Format("2006-01-02T15-04-05")))
+		if err != nil {
+			panic(err)
+		}
+		stdlogger = log.New(io.MultiWriter(os.Stdout, logFile), "", log.LstdFlags)
+		if fi, err := os.Stat(binpath); err == nil {
+			stdlogger.Println(fi.Name(), fi.ModTime())
+		}
+
+		logFile, err = os.Create(fmt.Sprintf("%s/%s_%s.err", logpath, binname, now.Format("2006-01-02T15-04-05")))
+		if err != nil {
+			panic(err)
+		}
+		errlogger = log.New(io.MultiWriter(os.Stderr, logFile), "", log.LstdFlags)
+		if fi, err := os.Stat(binpath); err == nil {
+			errlogger.Println(fi.Name(), fi.ModTime())
+		}
+	}
+	stdlogger.Println(binname)
+	errlogger.Println(binname)
+}
+
+func Println(v ...interface{}) {
+	stdlogger.Output(2, fmt.Sprintln(v...))
+}
+
+func Printf(format string, v ...interface{}) {
+	stdlogger.Output(2, fmt.Sprintf(format, v...))
+}
+
+func Error(v ...interface{}) {
+	errlogger.Output(2, fmt.Sprintln(v...))
+	errlogger.Output(2, string(debug.Stack()))
+}
+
+func Errorf(format string, v ...interface{}) {
+	errlogger.Output(2, fmt.Sprintf(format, v...))
+	errlogger.Output(2, string(debug.Stack()))
+}
+
+func Fatal(v ...interface{}) {
+	errlogger.Output(2, fmt.Sprint(v...))
+	errlogger.Output(2, string(debug.Stack()))
+	os.Exit(1)
+}
+func Fatalln(v ...interface{}) {
+	errlogger.Output(2, fmt.Sprintln(v...))
+	errlogger.Output(2, string(debug.Stack()))
+	os.Exit(1)
+}
+func Panic(v ...interface{}) {
+	s := fmt.Sprint(v...)
+	errlogger.Output(2, s)
+	errlogger.Output(2, string(debug.Stack()))
+	panic(s)
+}
+
+func Panicf(format string, v ...interface{}) {
+	s := fmt.Sprintf(format, v...)
+	errlogger.Output(2, s)
+	errlogger.Output(2, string(debug.Stack()))
+	panic(s)
+}
+
+func Panicln(v ...interface{}) {
+	s := fmt.Sprintln(v...)
+	errlogger.Output(2, s)
+	errlogger.Output(2, string(debug.Stack()))
+	panic(s)
+}