Fix dropTableColumns sqlite implementation (#7710) (#7765)

* Fix dropTableColumns sqlite implementation

* use droptables and its index dropping support in v78 and v85

* golang-ci fixes

* Add migration from gitea 1.3.3 for sqlite which reveals the droptables bug - thus showing this works
This commit is contained in:
zeripath 2019-08-06 05:35:54 +01:00 committed by Lauris BH
parent 65a76b7cb0
commit 1b5908fb6a
4 changed files with 24 additions and 98 deletions

View File

@ -321,11 +321,25 @@ func dropTableColumns(sess *xorm.Session, tableName string, columnNames ...strin
return err
}
tableSQL := string(res[0]["sql"])
// Separate out the column definitions
tableSQL = tableSQL[strings.Index(tableSQL, "("):]
// Remove the required columnNames
for _, name := range columnNames {
tableSQL = regexp.MustCompile(regexp.QuoteMeta("`"+name+"`")+"[^`,)]*[,)]").ReplaceAllString(tableSQL, "")
tableSQL = regexp.MustCompile(regexp.QuoteMeta("`"+name+"`")+"[^`,)]*?[,)]").ReplaceAllString(tableSQL, "")
}
// Ensure the query is ended properly
tableSQL = strings.TrimSpace(tableSQL)
if tableSQL[len(tableSQL)-1] != ')' {
if tableSQL[len(tableSQL)-1] == ',' {
tableSQL = tableSQL[:len(tableSQL)-1]
}
tableSQL += ")"
}
// Find all the columns in the table
columns := regexp.MustCompile("`([^`]*)`").FindAllString(tableSQL, -1)
tableSQL = fmt.Sprintf("CREATE TABLE `new_%s_new` ", tableName) + tableSQL

View File

@ -5,13 +5,7 @@
package migrations
import (
"fmt"
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/modules/log"
"github.com/go-xorm/xorm"
"xorm.io/core"
)
func renameRepoIsBareToIsEmpty(x *xorm.Engine) error {
@ -21,73 +15,28 @@ func renameRepoIsBareToIsEmpty(x *xorm.Engine) error {
IsEmpty bool `xorm:"INDEX"`
}
// First remove the index
sess := x.NewSession()
defer sess.Close()
if err := sess.Begin(); err != nil {
return err
}
var err error
if models.DbCfg.Type == core.POSTGRES || models.DbCfg.Type == core.SQLITE {
_, err = sess.Exec("DROP INDEX IF EXISTS IDX_repository_is_bare")
} else if models.DbCfg.Type == core.MSSQL {
_, err = sess.Exec(`DECLARE @ConstraintName VARCHAR(256)
DECLARE @SQL NVARCHAR(256)
SELECT @ConstraintName = obj.name FROM sys.columns col LEFT OUTER JOIN sys.objects obj ON obj.object_id = col.default_object_id AND obj.type = 'D' WHERE col.object_id = OBJECT_ID('repository') AND obj.name IS NOT NULL AND col.name = 'is_bare'
SET @SQL = N'ALTER TABLE [repository] DROP CONSTRAINT [' + @ConstraintName + N']'
EXEC sp_executesql @SQL`)
if err != nil {
return err
}
} else if models.DbCfg.Type == core.MYSQL {
indexes, err := sess.QueryString(`SHOW INDEX FROM repository WHERE KEY_NAME = 'IDX_repository_is_bare'`)
if err != nil {
return err
}
if len(indexes) >= 1 {
_, err = sess.Exec("DROP INDEX IDX_repository_is_bare ON repository")
if err != nil {
return fmt.Errorf("Drop index failed: %v", err)
}
}
} else {
_, err = sess.Exec("DROP INDEX IDX_repository_is_bare ON repository")
}
if err != nil {
return fmt.Errorf("Drop index failed: %v", err)
}
if err = sess.Commit(); err != nil {
return err
}
if err := sess.Begin(); err != nil {
return err
}
if err := sess.Sync2(new(Repository)); err != nil {
return err
}
if _, err := sess.Exec("UPDATE repository SET is_empty = is_bare;"); err != nil {
return err
}
if models.DbCfg.Type != core.SQLITE {
_, err = sess.Exec("ALTER TABLE repository DROP COLUMN is_bare")
if err != nil {
return fmt.Errorf("Drop column failed: %v", err)
}
}
if err = sess.Commit(); err != nil {
if err := sess.Commit(); err != nil {
return err
}
if models.DbCfg.Type == core.SQLITE {
log.Warn("TABLE repository's COLUMN is_bare should be DROP but sqlite is not supported, you could manually do that.")
if err := sess.Begin(); err != nil {
return err
}
return nil
if err := dropTableColumns(sess, "repository", "is_bare"); err != nil {
return err
}
return sess.Commit()
}

View File

@ -8,9 +8,7 @@ import (
"fmt"
"github.com/go-xorm/xorm"
"xorm.io/core"
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/modules/generate"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/util"
@ -37,41 +35,6 @@ func hashAppToken(x *xorm.Engine) error {
// First remove the index
sess := x.NewSession()
defer sess.Close()
if err := sess.Begin(); err != nil {
return err
}
var err error
if models.DbCfg.Type == core.POSTGRES || models.DbCfg.Type == core.SQLITE {
_, err = sess.Exec("DROP INDEX IF EXISTS UQE_access_token_sha1")
} else if models.DbCfg.Type == core.MSSQL {
_, err = sess.Exec(`DECLARE @ConstraintName VARCHAR(256)
DECLARE @SQL NVARCHAR(256)
SELECT @ConstraintName = obj.name FROM sys.columns col LEFT OUTER JOIN sys.objects obj ON obj.object_id = col.default_object_id AND obj.type = 'D' WHERE col.object_id = OBJECT_ID('access_token') AND obj.name IS NOT NULL AND col.name = 'sha1'
SET @SQL = N'ALTER TABLE [access_token] DROP CONSTRAINT [' + @ConstraintName + N']'
EXEC sp_executesql @SQL`)
} else if models.DbCfg.Type == core.MYSQL {
indexes, err := sess.QueryString(`SHOW INDEX FROM access_token WHERE KEY_NAME = 'UQE_access_token_sha1'`)
if err != nil {
return err
}
if len(indexes) >= 1 {
_, err = sess.Exec("DROP INDEX UQE_access_token_sha1 ON access_token")
if err != nil {
return err
}
}
} else {
_, err = sess.Exec("DROP INDEX UQE_access_token_sha1 ON access_token")
}
if err != nil {
return fmt.Errorf("Drop index failed: %v", err)
}
if err = sess.Commit(); err != nil {
return err
}
if err := sess.Begin(); err != nil {
return err
@ -81,7 +44,7 @@ func hashAppToken(x *xorm.Engine) error {
return fmt.Errorf("Sync2: %v", err)
}
if err = sess.Commit(); err != nil {
if err := sess.Commit(); err != nil {
return err
}