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40de54ece8
Fix #30872 We will assume the database is consistent before executing the migration. So the indexes should exist. Removing `IF EXIST` then is safe enough. --------- Co-authored-by: silverwind <me@silverwind.io>
105 lines
3.0 KiB
Go
105 lines
3.0 KiB
Go
// Copyright 2023 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package v1_22 //nolint
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import (
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"errors"
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"fmt"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/setting"
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"xorm.io/xorm"
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)
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func expandHashReferencesToSha256(x *xorm.Engine) error {
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alteredTables := [][2]string{
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{"commit_status", "context_hash"},
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{"comment", "commit_sha"},
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{"pull_request", "merge_base"},
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{"pull_request", "merged_commit_id"},
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{"review", "commit_id"},
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{"review_state", "commit_sha"},
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{"repo_archiver", "commit_id"},
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{"release", "sha1"},
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{"repo_indexer_status", "commit_sha"},
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}
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db := x.NewSession()
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defer db.Close()
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if err := db.Begin(); err != nil {
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return err
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}
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if !setting.Database.Type.IsSQLite3() {
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if setting.Database.Type.IsMSSQL() {
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// drop indexes that need to be re-created afterwards
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droppedIndexes := []string{
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"DROP INDEX [IDX_commit_status_context_hash] ON [commit_status]",
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"DROP INDEX [UQE_review_state_pull_commit_user] ON [review_state]",
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"DROP INDEX [UQE_repo_archiver_s] ON [repo_archiver]",
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}
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for _, s := range droppedIndexes {
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_, err := db.Exec(s)
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if err != nil {
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return errors.New(s + " " + err.Error())
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}
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}
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}
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for _, alts := range alteredTables {
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var err error
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if setting.Database.Type.IsMySQL() {
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_, err = db.Exec(fmt.Sprintf("ALTER TABLE `%s` MODIFY COLUMN `%s` VARCHAR(64)", alts[0], alts[1]))
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} else if setting.Database.Type.IsMSSQL() {
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_, err = db.Exec(fmt.Sprintf("ALTER TABLE [%s] ALTER COLUMN [%s] NVARCHAR(64)", alts[0], alts[1]))
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} else {
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_, err = db.Exec(fmt.Sprintf("ALTER TABLE `%s` ALTER COLUMN `%s` TYPE VARCHAR(64)", alts[0], alts[1]))
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}
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if err != nil {
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return fmt.Errorf("alter column '%s' of table '%s' failed: %w", alts[1], alts[0], err)
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}
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}
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if setting.Database.Type.IsMSSQL() {
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recreateIndexes := []string{
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"CREATE INDEX IDX_commit_status_context_hash ON commit_status(context_hash)",
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"CREATE UNIQUE INDEX UQE_review_state_pull_commit_user ON review_state(user_id, pull_id, commit_sha)",
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"CREATE UNIQUE INDEX UQE_repo_archiver_s ON repo_archiver(repo_id, type, commit_id)",
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}
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for _, s := range recreateIndexes {
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_, err := db.Exec(s)
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if err != nil {
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return errors.New(s + " " + err.Error())
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}
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}
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}
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}
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log.Debug("Updated database tables to hold SHA256 git hash references")
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return db.Commit()
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}
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func addObjectFormatNameToRepository(x *xorm.Engine) error {
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type Repository struct {
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ObjectFormatName string `xorm:"VARCHAR(6) NOT NULL DEFAULT 'sha1'"`
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}
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if err := x.Sync(new(Repository)); err != nil {
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return err
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}
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// Here to catch weird edge-cases where column constraints above are
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// not applied by the DB backend
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_, err := x.Exec("UPDATE repository set object_format_name = 'sha1' WHERE object_format_name = '' or object_format_name IS NULL")
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return err
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}
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func AdjustDBForSha256(x *xorm.Engine) error {
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if err := expandHashReferencesToSha256(x); err != nil {
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return err
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}
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return addObjectFormatNameToRepository(x)
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}
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