snapshot of https://github.com/go-gitea/gitea.git (main, 2026-09-15; blobs > 131072B omitted)

cmd/doctor_convert.go

@@ -0,0 +1,54 @@
+// Copyright 2019 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package cmd
+
+import (
+	"context"
+
+	"gitea.dev/models/db"
+	"gitea.dev/modules/log"
+	"gitea.dev/modules/setting"
+
+	"github.com/urfave/cli/v3"
+)
+
+func newDoctorConvertCommand() *cli.Command {
+	return &cli.Command{
+		Name:        "convert",
+		Usage:       "Convert the database",
+		Description: "A command to convert an existing MySQL database from utf8 to utf8mb4 or MSSQL database from varchar to nvarchar",
+		Action:      runDoctorConvert,
+	}
+}
+
+func runDoctorConvert(ctx context.Context, cmd *cli.Command) error {
+	if err := initDB(ctx); err != nil {
+		return err
+	}
+
+	log.Info("AppPath: %s", setting.AppPath)
+	log.Info("AppWorkPath: %s", setting.AppWorkPath)
+	log.Info("Custom path: %s", setting.CustomPath)
+	log.Info("Log path: %s", setting.Log.RootPath)
+	log.Info("Configuration file: %s", setting.CustomConf)
+
+	switch {
+	case setting.Database.Type.IsMySQL():
+		if err := db.ConvertDatabaseTable(); err != nil {
+			log.Fatal("Failed to convert database & table: %v", err)
+			return err
+		}
+		cprintln(cmd, "Converted successfully, please confirm your database's character set is now utf8mb4")
+	case setting.Database.Type.IsMSSQL():
+		if err := db.ConvertVarcharToNVarchar(); err != nil {
+			log.Fatal("Failed to convert database from varchar to nvarchar: %v", err)
+			return err
+		}
+		cprintln(cmd, "Converted successfully, please confirm your database's all columns character is NVARCHAR now")
+	default:
+		cprintln(cmd, "This command can only be used with a MySQL or MSSQL database")
+	}
+
+	return nil
+}