Check if column exist before rename if exist, just return with no error (#17870) (#17882)

* Check if column exist before rename if exist, just return with no error

* Also check if errors column exist

* Add comment for migration

* Fix sqlite test
This commit is contained in:
Lunny Xiao 2021-12-03 01:12:11 +08:00 committed by GitHub
parent 9a8532d928
commit 56a3b50136
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1 changed files with 24 additions and 0 deletions

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@ -5,6 +5,7 @@
package migrations
import (
"context"
"fmt"
"code.gitea.io/gitea/modules/setting"
@ -19,6 +20,22 @@ func renameTaskErrorsToMessage(x *xorm.Engine) error {
Status int `xorm:"index"`
}
// This migration maybe rerun so that we should check if it has been run
messageExist, err := x.Dialect().IsColumnExist(x.DB(), context.Background(), "task", "message")
if err != nil {
return err
}
if messageExist {
errorsExist, err := x.Dialect().IsColumnExist(x.DB(), context.Background(), "task", "errors")
if err != nil {
return err
}
if !errorsExist {
return nil
}
}
sess := x.NewSession()
defer sess.Close()
if err := sess.Begin(); err != nil {
@ -29,6 +46,13 @@ func renameTaskErrorsToMessage(x *xorm.Engine) error {
return fmt.Errorf("error on Sync2: %v", err)
}
if messageExist {
// if both errors and message exist, drop message at first
if err := dropTableColumns(sess, "task", "message"); err != nil {
return err
}
}
switch {
case setting.Database.UseMySQL:
if _, err := sess.Exec("ALTER TABLE `task` CHANGE errors message text"); err != nil {