From 6420f17fb6351e0ed37c7fda2c5bd3746dfbea90 Mon Sep 17 00:00:00 2001 From: Lauris BH Date: Thu, 5 Mar 2020 09:18:07 +0200 Subject: [PATCH] Add migration to fix the old broken merge-bases (#10604) * Add migration * Fix migration * Update models/migrations/v128.go Co-Authored-By: guillep2k <18600385+guillep2k@users.noreply.github.com> Co-authored-by: Lauris BH Co-authored-by: guillep2k <18600385+guillep2k@users.noreply.github.com> --- models/migrations/migrations.go | 2 + models/migrations/v128.go | 97 +++++++++++++++++++++++++++++++++ 2 files changed, 99 insertions(+) create mode 100644 models/migrations/v128.go diff --git a/models/migrations/migrations.go b/models/migrations/migrations.go index ce3f77ba4e..794074524c 100644 --- a/models/migrations/migrations.go +++ b/models/migrations/migrations.go @@ -188,6 +188,8 @@ var migrations = []Migration{ NewMigration("Fix topic repository count", fixTopicRepositoryCount), // v127 -> v128 NewMigration("add repository code language statistics", addLanguageStats), + // v128 -> v129 + NewMigration("fix merge base for pull requests", fixMergeBase), } // Migrate database to current version diff --git a/models/migrations/v128.go b/models/migrations/v128.go new file mode 100644 index 0000000000..557282bf28 --- /dev/null +++ b/models/migrations/v128.go @@ -0,0 +1,97 @@ +// Copyright 2020 The Gitea Authors. All rights reserved. +// Use of this source code is governed by a MIT-style +// license that can be found in the LICENSE file. + +package migrations + +import ( + "fmt" + "path/filepath" + "strings" + + "code.gitea.io/gitea/modules/git" + "code.gitea.io/gitea/modules/log" + "code.gitea.io/gitea/modules/setting" + + "xorm.io/xorm" +) + +func fixMergeBase(x *xorm.Engine) error { + type Repository struct { + ID int64 `xorm:"pk autoincr"` + OwnerID int64 `xorm:"UNIQUE(s) index"` + OwnerName string + LowerName string `xorm:"UNIQUE(s) INDEX NOT NULL"` + Name string `xorm:"INDEX NOT NULL"` + } + + type PullRequest struct { + ID int64 `xorm:"pk autoincr"` + Index int64 + HeadRepoID int64 `xorm:"INDEX"` + BaseRepoID int64 `xorm:"INDEX"` + HeadBranch string + BaseBranch string + MergeBase string `xorm:"VARCHAR(40)"` + + HasMerged bool `xorm:"INDEX"` + MergedCommitID string `xorm:"VARCHAR(40)"` + } + + var limit = setting.Database.IterateBufferSize + if limit <= 0 { + limit = 50 + } + + i := 0 + for { + prs := make([]PullRequest, 0, 50) + if err := x.Limit(limit, i).Asc("id").Find(&prs); err != nil { + return fmt.Errorf("Find: %v", err) + } + if len(prs) == 0 { + break + } + + i += 50 + for _, pr := range prs { + baseRepo := &Repository{ID: pr.BaseRepoID} + has, err := x.Table("repository").Get(baseRepo) + if err != nil { + return fmt.Errorf("Unable to get base repo %d %v", pr.BaseRepoID, err) + } + if !has { + log.Error("Missing base repo with id %d for PR ID %d", pr.BaseRepoID, pr.ID) + continue + } + userPath := filepath.Join(setting.RepoRootPath, strings.ToLower(baseRepo.OwnerName)) + repoPath := filepath.Join(userPath, strings.ToLower(baseRepo.Name)+".git") + + gitRefName := fmt.Sprintf("refs/pull/%d/head", pr.Index) + + if !pr.HasMerged { + var err error + pr.MergeBase, err = git.NewCommand("merge-base", "--", pr.BaseBranch, gitRefName).RunInDir(repoPath) + if err != nil { + var err2 error + pr.MergeBase, err2 = git.NewCommand("rev-parse", git.BranchPrefix+pr.BaseBranch).RunInDir(repoPath) + if err2 != nil { + log.Error("Unable to get merge base for PR ID %d, Index %d in %s/%s. Error: %v & %v", pr.ID, pr.Index, baseRepo.OwnerName, baseRepo.Name, err, err2) + continue + } + } + } else { + var err error + pr.MergeBase, err = git.NewCommand("merge-base", "--", pr.MergedCommitID+"^", gitRefName).RunInDir(repoPath) + if err != nil { + log.Error("Unable to get merge base for merged PR ID %d, Index %d in %s/%s. Error: %", pr.ID, pr.Index, baseRepo.OwnerName, baseRepo.Name, err) + continue + } + } + pr.MergeBase = strings.TrimSpace(pr.MergeBase) + x.ID(pr.ID).Cols("merge_base").Update(pr) + } + } + + return nil +}