Rewritten in go and python

server/pkg/utils/env.go

@@ -0,0 +1,11 @@
+package utils
+
+import "os"
+
+func GetEnv(key, default_ string) string {
+	value := os.Getenv(key)
+	if value == "" {
+		return default_
+	}
+	return value
+}

server/pkg/utils/file.go

@@ -0,0 +1,16 @@
+package utils
+
+import "os"
+
+func MakeDirIfNotExist(path string) error {
+	return os.MkdirAll(path, os.ModePerm)
+}
+
+func IsDirExist(path string) (bool, error) {
+	if _, err := os.Stat(path); err == nil {
+		return true, nil
+	} else if !os.IsNotExist(err) {
+		return false, err
+	}
+	return false, nil
+}

server/pkg/utils/validation.go

@@ -0,0 +1,20 @@
+package utils
+
+import (
+	"math"
+	"path/filepath"
+	"strconv"
+)
+
+func IsValidPath(path string) bool {
+	return filepath.IsAbs(path)
+}
+
+func IsUint32(value int) bool {
+	return value >= 0 && value <= math.MaxUint32
+}
+
+func IsInt(value string) bool {
+	_, err := strconv.Atoi(value)
+	return err == nil
+}