Minor refactor

db/sqlite.go

@@ -294,24 +294,6 @@ func (conn *SqliteStreamDB) RestoreFrom(bkFilePath string) error {
 	})
 }
 
-func copyFile(fromPath, toPath string) error {
-	fi, err := os.OpenFile(fromPath, os.O_RDWR, 0)
-	if err != nil {
-		return err
-	}
-	defer fi.Close()
-
-	fo, err := os.OpenFile(toPath, os.O_WRONLY, 0)
-	if err != nil {
-		return err
-	}
-	defer fo.Close()
-
-	bytesWritten, err := io.Copy(fo, fi)
-	log.Debug().Int64("bytes", bytesWritten).Msg("Backup bytes copied...")
-	return err
-}
-
 func (conn *SqliteStreamDB) GetRawConnection() *sqlite3.SQLiteConn {
 	return conn.rawConnection
 }
@@ -360,3 +342,21 @@ func (e *ChangeLogEvent) Hash() (uint64, error) {
 
 	return hasher.Sum64(), nil
 }
+
+func copyFile(fromPath, toPath string) error {
+	fi, err := os.OpenFile(fromPath, os.O_RDWR, 0)
+	if err != nil {
+		return err
+	}
+	defer fi.Close()
+
+	fo, err := os.OpenFile(toPath, os.O_WRONLY|os.O_TRUNC, 0)
+	if err != nil {
+		return err
+	}
+	defer fo.Close()
+
+	bytesWritten, err := io.Copy(fo, fi)
+	log.Debug().Int64("bytes", bytesWritten).Msg("Backup bytes copied...")
+	return err
+}