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forgejo/services/pull/update.go
delvh 0ebb45cfe7
Replace all instances of fmt.Errorf(%v) with fmt.Errorf(%w) (#21551)
Found using
`find . -type f -name '*.go' -print -exec vim {} -c
':%s/fmt\.Errorf(\(.*\)%v\(.*\)err/fmt.Errorf(\1%w\2err/g' -c ':wq' \;`

Co-authored-by: 6543 <6543@obermui.de>
Co-authored-by: Andrew Thornton <art27@cantab.net>
Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>
2022-10-24 20:29:17 +01:00

170 lines
4.8 KiB
Go

// 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 pull
import (
"context"
"fmt"
"code.gitea.io/gitea/models"
issues_model "code.gitea.io/gitea/models/issues"
access_model "code.gitea.io/gitea/models/perm/access"
repo_model "code.gitea.io/gitea/models/repo"
"code.gitea.io/gitea/models/unit"
user_model "code.gitea.io/gitea/models/user"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/log"
repo_module "code.gitea.io/gitea/modules/repository"
)
// Update updates pull request with base branch.
func Update(ctx context.Context, pull *issues_model.PullRequest, doer *user_model.User, message string, rebase bool) error {
var (
pr *issues_model.PullRequest
style repo_model.MergeStyle
)
pullWorkingPool.CheckIn(fmt.Sprint(pull.ID))
defer pullWorkingPool.CheckOut(fmt.Sprint(pull.ID))
if rebase {
pr = pull
style = repo_model.MergeStyleRebaseUpdate
} else {
// use merge functions but switch repo's and branch's
pr = &issues_model.PullRequest{
HeadRepoID: pull.BaseRepoID,
BaseRepoID: pull.HeadRepoID,
HeadBranch: pull.BaseBranch,
BaseBranch: pull.HeadBranch,
}
style = repo_model.MergeStyleMerge
}
if pull.Flow == issues_model.PullRequestFlowAGit {
// TODO: Not support update agit flow pull request's head branch
return fmt.Errorf("Not support update agit flow pull request's head branch")
}
if err := pr.LoadHeadRepoCtx(ctx); err != nil {
log.Error("LoadHeadRepo: %v", err)
return fmt.Errorf("LoadHeadRepo: %w", err)
} else if err = pr.LoadBaseRepoCtx(ctx); err != nil {
log.Error("LoadBaseRepo: %v", err)
return fmt.Errorf("LoadBaseRepo: %w", err)
}
diffCount, err := GetDiverging(ctx, pull)
if err != nil {
return err
} else if diffCount.Behind == 0 {
return fmt.Errorf("HeadBranch of PR %d is up to date", pull.Index)
}
_, err = rawMerge(ctx, pr, doer, style, "", message)
defer func() {
if rebase {
go AddTestPullRequestTask(doer, pr.BaseRepo.ID, pr.BaseBranch, false, "", "")
return
}
go AddTestPullRequestTask(doer, pr.HeadRepo.ID, pr.HeadBranch, false, "", "")
}()
return err
}
// IsUserAllowedToUpdate check if user is allowed to update PR with given permissions and branch protections
func IsUserAllowedToUpdate(ctx context.Context, pull *issues_model.PullRequest, user *user_model.User) (mergeAllowed, rebaseAllowed bool, err error) {
if pull.Flow == issues_model.PullRequestFlowAGit {
return false, false, nil
}
if user == nil {
return false, false, nil
}
headRepoPerm, err := access_model.GetUserRepoPermission(ctx, pull.HeadRepo, user)
if err != nil {
if repo_model.IsErrUnitTypeNotExist(err) {
return false, false, nil
}
return false, false, err
}
pr := &issues_model.PullRequest{
HeadRepoID: pull.BaseRepoID,
BaseRepoID: pull.HeadRepoID,
HeadBranch: pull.BaseBranch,
BaseBranch: pull.HeadBranch,
}
err = pr.LoadProtectedBranch()
if err != nil {
return false, false, err
}
// can't do rebase on protected branch because need force push
if pr.ProtectedBranch == nil {
prUnit, err := pr.BaseRepo.GetUnit(unit.TypePullRequests)
if err != nil {
log.Error("pr.BaseRepo.GetUnit(unit.TypePullRequests): %v", err)
return false, false, err
}
rebaseAllowed = prUnit.PullRequestsConfig().AllowRebaseUpdate
}
// Update function need push permission
if pr.ProtectedBranch != nil && !pr.ProtectedBranch.CanUserPush(user.ID) {
return false, false, nil
}
baseRepoPerm, err := access_model.GetUserRepoPermission(ctx, pull.BaseRepo, user)
if err != nil {
return false, false, err
}
mergeAllowed, err = IsUserAllowedToMerge(ctx, pr, headRepoPerm, user)
if err != nil {
return false, false, err
}
if pull.AllowMaintainerEdit {
mergeAllowedMaintainer, err := IsUserAllowedToMerge(ctx, pr, baseRepoPerm, user)
if err != nil {
return false, false, err
}
mergeAllowed = mergeAllowed || mergeAllowedMaintainer
}
return mergeAllowed, rebaseAllowed, nil
}
// GetDiverging determines how many commits a PR is ahead or behind the PR base branch
func GetDiverging(ctx context.Context, pr *issues_model.PullRequest) (*git.DivergeObject, error) {
log.Trace("GetDiverging[%d]: compare commits", pr.ID)
if err := pr.LoadBaseRepoCtx(ctx); err != nil {
return nil, err
}
if err := pr.LoadHeadRepoCtx(ctx); err != nil {
return nil, err
}
tmpRepo, err := createTemporaryRepo(ctx, pr)
if err != nil {
if !models.IsErrBranchDoesNotExist(err) {
log.Error("CreateTemporaryRepo: %v", err)
}
return nil, err
}
defer func() {
if err := repo_module.RemoveTemporaryPath(tmpRepo); err != nil {
log.Error("Merge: RemoveTemporaryPath: %s", err)
}
}()
diff, err := git.GetDivergingCommits(ctx, tmpRepo, "base", "tracking")
return &diff, err
}