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Fix postgres ID sequences broken by recreate-table (#15015)

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* Fix postgres ID sequences broken by recreate-table

Unfortunately there is a subtle problem with recreatetable on postgres which
leads to the sequences not being renamed and not being left at 0.

Fix #14725

Signed-off-by: Andrew Thornton <art27@cantab.net>

* let us try information_schema instead

Signed-off-by: Andrew Thornton <art27@cantab.net>

* try again

Signed-off-by: Andrew Thornton <art27@cantab.net>

Co-authored-by: techknowlogick <techknowlogick@gitea.io>
Co-authored-by: 6543 <6543@obermui.de>
This commit is contained in:
zeripath 2021-03-18 06:06:40 +00:00 • committed by GitHub
parent 71aca93dec
commit 070c57867d
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GPG key ID: 4AEE18F83AFDEB23
4 changed files with 198 additions and 1 deletions
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20
modules/doctor/dbconsistency.go
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@ -10,6 +10,7 @@ import (
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/models/migrations"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/setting"
)
func checkDBConsistency(logger log.Logger, autofix bool) error {
@ -131,6 +132,25 @@ func checkDBConsistency(logger log.Logger, autofix bool) error {
}
// TODO: function to recalc all counters
if setting.Database.UsePostgreSQL {
count, err = models.CountBadSequences()
if err != nil {
logger.Critical("Error: %v whilst checking sequence values")
}
if count > 0 {
if autofix {
err := models.FixBadSequences()
if err != nil {
logger.Critical("Error: %v whilst attempting to fix sequences")
return err
}
logger.Info("%d sequences updated", count)
} else {
logger.Warn("%d sequences with incorrect values", count)
}
}
}
return nil
}