Skip to content

Fix possible bug when migrating issues/pull requests #33487

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 8 commits into
base: main
Choose a base branch
from
+21 −0
Open

Fix possible bug when migrating issues/pull requests #33487

Changes from all commits
Commits
Show all changes
8 commits
Select commit Hold shift + click to select a range
97b5cdc
Fix possible bug when migrating issues/pull requests
lunny Feb 1, 2025
573a55d
Merge branch 'main' into lunny/fix_migrate_issue_bug
lunny Feb 10, 2025
92e1a03
Merge branch 'main' into lunny/fix_migrate_issue_bug
lunny Sep 30, 2025
5a3be02
Merge branch 'main' into lunny/fix_migrate_issue_bug
lunny Oct 6, 2025
d4ec762
Merge branch 'main' into lunny/fix_migrate_issue_bug
lunny Oct 18, 2025
0f82203
rename
lunny Oct 22, 2025
c4895e0
Merge branch 'main' into lunny/fix_migrate_issue_bug
lunny Oct 22, 2025
e12a5b8
Merge branch 'lunny/fix_migrate_issue_bug' of github.com:lunny/gitea …
lunny Oct 22, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
21 changes: 21 additions & 0 deletions services/migrations/migrate.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,7 @@ import (
repo_model "code.gitea.io/gitea/models/repo"
system_model "code.gitea.io/gitea/models/system"
user_model "code.gitea.io/gitea/models/user"
"code.gitea.io/gitea/modules/container"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/hostmatcher"
"code.gitea.io/gitea/modules/log"
Expand Down Expand Up @@ -327,6 +328,9 @@ func migrateRepository(ctx context.Context, doer *user_model.User, downloader ba
messenger("repo.migrate.migrating_issues")
issueBatchSize := uploader.MaxBatchInsertSize("issue")

// because when the migrating is running, some issues maybe removed, so after the next page
// some of issue maybe duplicated, so we need to record the inserted issue indexes
mapInsertedIssueIndexes := container.Set[int64]{}
for i := 1; ; i++ {
issues, isEnd, err := downloader.GetIssues(ctx, i, issueBatchSize)
if err != nil {
Expand All @@ -336,6 +340,14 @@ func migrateRepository(ctx context.Context, doer *user_model.User, downloader ba
log.Warn("migrating issues is not supported, ignored")
break
}
for i := 0; i < len(issues); i++ {
if mapInsertedIssueIndexes.Contains(issues[i].Number) {
issues = append(issues[:i], issues[i+1:]...)
i--
continue
}
mapInsertedIssueIndexes.Add(issues[i].Number)
}

if err := uploader.CreateIssues(ctx, issues...); err != nil {
return err
Expand Down Expand Up @@ -381,6 +393,7 @@ func migrateRepository(ctx context.Context, doer *user_model.User, downloader ba
log.Trace("migrating pull requests and comments")
messenger("repo.migrate.migrating_pulls")
prBatchSize := uploader.MaxBatchInsertSize("pullrequest")
mapInsertedPRIndexes := container.Set[int64]{}
for i := 1; ; i++ {
prs, isEnd, err := downloader.GetPullRequests(ctx, i, prBatchSize)
if err != nil {
Expand All @@ -390,6 +403,14 @@ func migrateRepository(ctx context.Context, doer *user_model.User, downloader ba
log.Warn("migrating pull requests is not supported, ignored")
break
}
for i := 0; i < len(prs); i++ {
if mapInsertedPRIndexes.Contains(prs[i].Number) {
prs = append(prs[:i], prs[i+1:]...)
i--
continue
}
mapInsertedPRIndexes.Add(prs[i].Number)
}

if err := uploader.CreatePullRequests(ctx, prs...); err != nil {
return err
Expand Down