116 lines
3.4 KiB
Go
116 lines
3.4 KiB
Go
// Copyright 2020 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package v1_12 //nolint
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import (
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"fmt"
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"math"
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"path/filepath"
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"strings"
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"time"
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"code.gitea.io/gitea/modules/git"
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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 RefixMergeBase(x *xorm.Engine) error {
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type Repository struct {
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ID int64 `xorm:"pk autoincr"`
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OwnerID int64 `xorm:"UNIQUE(s) index"`
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OwnerName string
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LowerName string `xorm:"UNIQUE(s) INDEX NOT NULL"`
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Name string `xorm:"INDEX NOT NULL"`
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}
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type PullRequest struct {
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ID int64 `xorm:"pk autoincr"`
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Index int64
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HeadRepoID int64 `xorm:"INDEX"`
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BaseRepoID int64 `xorm:"INDEX"`
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HeadBranch string
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BaseBranch string
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MergeBase string `xorm:"VARCHAR(40)"`
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HasMerged bool `xorm:"INDEX"`
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MergedCommitID string `xorm:"VARCHAR(40)"`
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}
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limit := setting.Database.IterateBufferSize
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if limit <= 0 {
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limit = 50
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}
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ticker := time.NewTicker(5 * time.Second)
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defer ticker.Stop()
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count, err := x.Where("has_merged = ?", true).Count(new(PullRequest))
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if err != nil {
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return err
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}
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log.Info("%d Merged Pull Request(s) to migrate ...", count)
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i := 0
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start := 0
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for {
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prs := make([]PullRequest, 0, 50)
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if err := x.Limit(limit, start).Asc("id").Where("has_merged = ?", true).Find(&prs); err != nil {
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return fmt.Errorf("Find: %w", err)
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}
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if len(prs) == 0 {
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break
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}
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start += 50
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for _, pr := range prs {
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baseRepo := &Repository{ID: pr.BaseRepoID}
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has, err := x.Table("repository").Get(baseRepo)
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if err != nil {
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return fmt.Errorf("Unable to get base repo %d %w", pr.BaseRepoID, err)
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}
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if !has {
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log.Error("Missing base repo with id %d for PR ID %d", pr.BaseRepoID, pr.ID)
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continue
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}
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userPath := filepath.Join(setting.RepoRootPath, strings.ToLower(baseRepo.OwnerName))
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repoPath := filepath.Join(userPath, strings.ToLower(baseRepo.Name)+".git")
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gitRefName := fmt.Sprintf("refs/pull/%d/head", pr.Index)
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parentsString, _, err := git.NewCommand(git.DefaultContext, "rev-list", "--parents", "-n", "1").AddDynamicArguments(pr.MergedCommitID).RunStdString(&git.RunOpts{Dir: repoPath})
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if err != nil {
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log.Warn("Unable to get parents for merged PR ID %d, Index %d in %s/%s. Error: %v", pr.ID, pr.Index, baseRepo.OwnerName, baseRepo.Name, err)
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continue
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}
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parents := strings.Split(strings.TrimSpace(parentsString), " ")
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if len(parents) < 3 {
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continue
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}
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// we should recalculate
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refs := append([]string{}, parents[1:]...)
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refs = append(refs, gitRefName)
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cmd := git.NewCommand(git.DefaultContext, "merge-base").AddDashesAndList(refs...)
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pr.MergeBase, _, err = cmd.RunStdString(&git.RunOpts{Dir: repoPath})
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if err != nil {
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log.Error("Unable to get merge base for merged PR ID %d, Index %d in %s/%s. Error: %v", pr.ID, pr.Index, baseRepo.OwnerName, baseRepo.Name, err)
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continue
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}
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pr.MergeBase = strings.TrimSpace(pr.MergeBase)
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x.ID(pr.ID).Cols("merge_base").Update(pr)
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i++
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select {
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case <-ticker.C:
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log.Info("%d/%d (%2.0f%%) Pull Request(s) migrated in %d batches. %d PRs Remaining ...", i, count, float64(i)/float64(count)*100, int(math.Ceil(float64(i)/float64(limit))), count-int64(i))
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default:
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}
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}
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}
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log.Info("Completed migrating %d Pull Request(s) in: %d batches", count, int(math.Ceil(float64(i)/float64(limit))))
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return nil
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}
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