fix: 机器文件下载问题修复&dbm重构

server/internal/db/dbm/mysql/program_test.go

@@ -0,0 +1,26 @@
+package mysql
+
+import (
+	"mayfly-go/internal/db/domain/entity"
+	"strings"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func Test_readBinlogInfoFromBackup(t *testing.T) {
+	text := `
+--
+-- Position to start replication or point-in-time recovery from
+--
+
+-- CHANGE MASTER TO MASTER_LOG_FILE='binlog.000003', MASTER_LOG_POS=379;
+`
+	got, err := readBinlogInfoFromBackup(strings.NewReader(text))
+	require.NoError(t, err)
+	require.Equal(t, &entity.BinlogInfo{
+		FileName: "binlog.000003",
+		Sequence: 3,
+		Position: 379,
+	}, got)
+}