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Doctor check & fix db consistency (#11111)

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needed to fix issue as described in #10280

* rename check-db to check-db-version
* add check-db-consistency:
* find issues without existing repository
* find pulls without existing issues
* find tracked times without existing issues/pulls
* find labels without repository or org reference

Co-authored-by: guillep2k <18600385+guillep2k@users.noreply.github.com>
Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
This commit is contained in:
6543 2020-05-29 15:24:15 +02:00 committed by GitHub
parent ab73b56575
commit 726e1e5279
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
5 changed files with 275 additions and 64 deletions
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87
cmd/doctor.go
View file

@ -85,10 +85,16 @@ var checklist = []check{
},
{
title: "Check Database Version",
name: "check-db",
name: "check-db-version",
isDefault: true,
f: runDoctorCheckDBVersion,
abortIfFailed: true,
abortIfFailed: false,
},
{
title: "Check consistency of database",
name: "check-db-consistency",
isDefault: false,
f: runDoctorCheckDBConsistency,
},
{
title: "Check if OpenSSH authorized_keys file is up-to-date",
@ -495,3 +501,80 @@ func runDoctorScriptType(ctx *cli.Context) ([]string, error) {
}
return []string{fmt.Sprintf("ScriptType %s is on the current PATH at %s", setting.ScriptType, path)}, nil
}
func runDoctorCheckDBConsistency(ctx *cli.Context) ([]string, error) {
var results []string
// make sure DB version is uptodate
if err := models.NewEngine(context.Background(), migrations.EnsureUpToDate); err != nil {
return nil, fmt.Errorf("model version on the database does not match the current Gitea version. Model consistency will not be checked until the database is upgraded")
}
//find labels without existing repo or org
count, err := models.CountOrphanedLabels()
if err != nil {
return nil, err
}
if count > 0 {
if ctx.Bool("fix") {
if err = models.DeleteOrphanedLabels(); err != nil {
return nil, err
}
results = append(results, fmt.Sprintf("%d labels without existing repository/organisation deleted", count))
} else {
results = append(results, fmt.Sprintf("%d labels without existing repository/organisation", count))
}
}
//find issues without existing repository
count, err = models.CountOrphanedIssues()
if err != nil {
return nil, err
}
if count > 0 {
if ctx.Bool("fix") {
if err = models.DeleteOrphanedIssues(); err != nil {
return nil, err
}
results = append(results, fmt.Sprintf("%d issues without existing repository deleted", count))
} else {
results = append(results, fmt.Sprintf("%d issues without existing repository", count))
}
}
//find pulls without existing issues
count, err = models.CountOrphanedObjects("pull_request", "issue", "pull_request.issue_id=issue.id")
if err != nil {
return nil, err
}
if count > 0 {
if ctx.Bool("fix") {
if err = models.DeleteOrphanedObjects("pull_request", "issue", "pull_request.issue_id=issue.id"); err != nil {
return nil, err
}
results = append(results, fmt.Sprintf("%d pull requests without existing issue deleted", count))
} else {
results = append(results, fmt.Sprintf("%d pull requests without existing issue", count))
}
}
//find tracked times without existing issues/pulls
count, err = models.CountOrphanedObjects("tracked_time", "issue", "tracked_time.issue_id=issue.id")
if err != nil {
return nil, err
}
if count > 0 {
if ctx.Bool("fix") {
if err = models.DeleteOrphanedObjects("tracked_time", "issue", "tracked_time.issue_id=issue.id"); err != nil {
return nil, err
}
results = append(results, fmt.Sprintf("%d tracked times without existing issue deleted", count))
} else {
results = append(results, fmt.Sprintf("%d tracked times without existing issue", count))
}
}
//ToDo: function to recalc all counters
return results, nil
}

116
models/consistency.go
View file

@ -10,6 +10,7 @@ import (
"testing"
"github.com/stretchr/testify/assert"
"xorm.io/builder"
)
// consistencyCheckable a type that can be tested for database consistency
@ -167,3 +168,118 @@ func (action *Action) checkForConsistency(t *testing.T) {
repo := AssertExistsAndLoadBean(t, &Repository{ID: action.RepoID}).(*Repository)
assert.Equal(t, repo.IsPrivate, action.IsPrivate, "action: %+v", action)
}
// CountOrphanedLabels return count of labels witch are broken and not accessible via ui anymore
func CountOrphanedLabels() (int64, error) {
noref, err := x.Table("label").Where("repo_id=? AND org_id=?", 0, 0).Count("label.id")
if err != nil {
return 0, err
}
norepo, err := x.Table("label").
Join("LEFT", "repository", "label.repo_id=repository.id").
Where(builder.IsNull{"repository.id"}).And(builder.Gt{"label.repo_id": 0}).
Count("id")
if err != nil {
return 0, err
}
noorg, err := x.Table("label").
Join("LEFT", "`user`", "label.org_id=`user`.id").
Where(builder.IsNull{"`user`.id"}).And(builder.Gt{"label.org_id": 0}).
Count("id")
if err != nil {
return 0, err
}
return noref + norepo + noorg, nil
}
// DeleteOrphanedLabels delete labels witch are broken and not accessible via ui anymore
func DeleteOrphanedLabels() error {
// delete labels with no reference
if _, err := x.Table("label").Where("repo_id=? AND org_id=?", 0, 0).Delete(new(Label)); err != nil {
return err
}
// delete labels with none existing repos
if _, err := x.In("id", builder.Select("label.id").From("label").
Join("LEFT", "repository", "label.repo_id=repository.id").
Where(builder.IsNull{"repository.id"}).And(builder.Gt{"label.repo_id": 0})).
Delete(Label{}); err != nil {
return err
}
// delete labels with none existing orgs
if _, err := x.In("id", builder.Select("label.id").From("label").
Join("LEFT", "`user`", "label.org_id=`user`.id").
Where(builder.IsNull{"`user`.id"}).And(builder.Gt{"label.org_id": 0})).
Delete(Label{}); err != nil {
return err
}
return nil
}
// CountOrphanedIssues count issues without a repo
func CountOrphanedIssues() (int64, error) {
return x.Table("issue").
Join("LEFT", "repository", "issue.repo_id=repository.id").
Where(builder.IsNull{"repository.id"}).
Count("id")
}
// DeleteOrphanedIssues delete issues without a repo
func DeleteOrphanedIssues() error {
sess := x.NewSession()
defer sess.Close()
if err := sess.Begin(); err != nil {
return err
}
var ids []int64
if err := sess.Table("issue").Distinct("issue.repo_id").
Join("LEFT", "repository", "issue.repo_id=repository.id").
Where(builder.IsNull{"repository.id"}).GroupBy("issue.repo_id").
Find(&ids); err != nil {
return err
}
var attachmentPaths []string
for i := range ids {
paths, err := deleteIssuesByRepoID(sess, ids[i])
if err != nil {
return err
}
attachmentPaths = append(attachmentPaths, paths...)
}
if err := sess.Commit(); err != nil {
return err
}
// Remove issue attachment files.
for i := range attachmentPaths {
removeAllWithNotice(x, "Delete issue attachment", attachmentPaths[i])
}
return nil
}
// CountOrphanedObjects count subjects with have no existing refobject anymore
func CountOrphanedObjects(subject, refobject, joinCond string) (int64, error) {
return x.Table("`"+subject+"`").
Join("LEFT", refobject, joinCond).
Where(builder.IsNull{"`" + refobject + "`.id"}).
Count("id")
}
// DeleteOrphanedObjects delete subjects with have no existing refobject anymore
func DeleteOrphanedObjects(subject, refobject, joinCond string) error {
_, err := x.In("id", builder.Select("`"+subject+"`.id").
From("`"+subject+"`").
Join("LEFT", "`"+refobject+"`", joinCond).
Where(builder.IsNull{"`" + refobject + "`.id"})).
Delete("`" + subject + "`")
return err
}

67
models/issue.go
View file

@ -1916,3 +1916,70 @@ func UpdateReactionsMigrationsByType(gitServiceType structs.GitServiceType, orig
})
return err
}
func deleteIssuesByRepoID(sess Engine, repoID int64) (attachmentPaths []string, err error) {
deleteCond := builder.Select("id").From("issue").Where(builder.Eq{"issue.repo_id": repoID})
// Delete comments and attachments
if _, err = sess.In("issue_id", deleteCond).
Delete(&Comment{}); err != nil {
return
}
// Dependencies for issues in this repository
if _, err = sess.In("issue_id", deleteCond).
Delete(&IssueDependency{}); err != nil {
return
}
// Delete dependencies for issues in other repositories
if _, err = sess.In("dependency_id", deleteCond).
Delete(&IssueDependency{}); err != nil {
return
}
if _, err = sess.In("issue_id", deleteCond).
Delete(&IssueUser{}); err != nil {
return
}
if _, err = sess.In("issue_id", deleteCond).
Delete(&Reaction{}); err != nil {
return
}
if _, err = sess.In("issue_id", deleteCond).
Delete(&IssueWatch{}); err != nil {
return
}
if _, err = sess.In("issue_id", deleteCond).
Delete(&Stopwatch{}); err != nil {
return
}
if _, err = sess.In("issue_id", deleteCond).
Delete(&TrackedTime{}); err != nil {
return
}
var attachments []*Attachment
if err = sess.In("issue_id", deleteCond).
Find(&attachments); err != nil {
return
}
for j := range attachments {
attachmentPaths = append(attachmentPaths, attachments[j].LocalPath())
}
if _, err = sess.In("issue_id", deleteCond).
Delete(&Attachment{}); err != nil {
return
}
if _, err = sess.Delete(&Issue{RepoID: repoID}); err != nil {
return
}
return
}

4
models/models.go
View file

@ -182,6 +182,10 @@ func SetEngine() (err error) {
}
// NewEngine initializes a new xorm.Engine
// This function must never call .Sync2() if the provided migration function fails.
// When called from the "doctor" command, the migration function is a version check
// that prevents the doctor from fixing anything in the database if the migration level
// is different from the expected value.
func NewEngine(ctx context.Context, migrateFunc func(*xorm.Engine) error) (err error) {
if err = SetEngine(); err != nil {
return err

65
models/repo.go
View file

@ -35,7 +35,6 @@ import (
"code.gitea.io/gitea/modules/util"
"github.com/unknwon/com"
"xorm.io/builder"
)
var (
@ -1601,67 +1600,9 @@ func DeleteRepository(doer *User, uid, repoID int64) error {
return fmt.Errorf("deleteBeans: %v", err)
}
deleteCond := builder.Select("id").From("issue").Where(builder.Eq{"repo_id": repoID})
// Delete comments and attachments
if _, err = sess.In("issue_id", deleteCond).
Delete(&Comment{}); err != nil {
return err
}
// Dependencies for issues in this repository
if _, err = sess.In("issue_id", deleteCond).
Delete(&IssueDependency{}); err != nil {
return err
}
// Delete dependencies for issues in other repositories
if _, err = sess.In("dependency_id", deleteCond).
Delete(&IssueDependency{}); err != nil {
return err
}
if _, err = sess.In("issue_id", deleteCond).
Delete(&IssueUser{}); err != nil {
return err
}
if _, err = sess.In("issue_id", deleteCond).
Delete(&Reaction{}); err != nil {
return err
}
if _, err = sess.In("issue_id", deleteCond).
Delete(&IssueWatch{}); err != nil {
return err
}
if _, err = sess.In("issue_id", deleteCond).
Delete(&Stopwatch{}); err != nil {
return err
}
if _, err = sess.In("issue_id", deleteCond).
Delete(&TrackedTime{}); err != nil {
return err
}
attachments = attachments[:0]
if err = sess.Join("INNER", "issue", "issue.id = attachment.issue_id").
Where("issue.repo_id = ?", repoID).
Find(&attachments); err != nil {
return err
}
attachmentPaths := make([]string, 0, len(attachments))
for j := range attachments {
attachmentPaths = append(attachmentPaths, attachments[j].LocalPath())
}
if _, err = sess.In("issue_id", deleteCond).
Delete(&Attachment{}); err != nil {
return err
}
if _, err = sess.Delete(&Issue{RepoID: repoID}); err != nil {
// Delete Issues and related objects
var attachmentPaths []string
if attachmentPaths, err = deleteIssuesByRepoID(sess, repoID); err != nil {
return err
}