feat: basic structure

pkg/utils/file.go

@@ -0,0 +1,30 @@
+package utils
+
+import (
+	log "github.com/sirupsen/logrus"
+	"os"
+	"path/filepath"
+)
+
+// Exists determine whether the file exists
+func Exists(name string) bool {
+	if _, err := os.Stat(name); err != nil {
+		if os.IsNotExist(err) {
+			return false
+		}
+	}
+	return true
+}
+
+// CreatNestedFile create nested file
+func CreatNestedFile(path string) (*os.File, error) {
+	basePath := filepath.Dir(path)
+	if !Exists(basePath) {
+		err := os.MkdirAll(basePath, 0700)
+		if err != nil {
+			log.Errorf("can't create foler，%s", err)
+			return nil, err
+		}
+	}
+	return os.Create(path)
+}