forgejo/services/pull/commit_status.go
a1012112796 3705168837
Add agit flow support in gitea (#14295)
* feature: add agit flow support

ref: https://git-repo.info/en/2020/03/agit-flow-and-git-repo/

example:

```Bash
git checkout -b test
echo "test" >> README.md
git commit -m "test"
git push origin HEAD:refs/for/master -o topic=test
```

Signed-off-by: a1012112796 <1012112796@qq.com>

* fix lint

* simplify code add fix some nits

* update merge help message

* Apply suggestions from code review. Thanks @jiangxin

* add forced-update message

* fix lint

* splite writePktLine

* add refs/for/<target-branch>/<topic-branch> support also

* Add test code add fix api

* fix lint

* fix test

* skip test if git version < 2.29

* try test with git 2.30.1

* fix permission check bug

* fix some nit

* logic implify and test code update

* fix bug

* apply suggestions from code review

* prepare for merge

Signed-off-by: Andrew Thornton <art27@cantab.net>

* fix permission check bug

- test code update
- apply suggestions from code review @zeripath

Signed-off-by: a1012112796 <1012112796@qq.com>

* fix bug when target branch isn't exist

* prevent some special push and fix some nits

* fix lint

* try splite

* Apply suggestions from code review

- fix permission check
- handle user rename

* fix version negotiation

* remane

* fix template

* handle empty repo

* ui: fix  branch link under the title

* fix nits

Co-authored-by: Andrew Thornton <art27@cantab.net>
Co-authored-by: 6543 <6543@obermui.de>
Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
2021-07-28 17:42:56 +08:00

139 lines
4 KiB
Go

// Copyright 2019 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 (
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/structs"
"github.com/pkg/errors"
)
// MergeRequiredContextsCommitStatus returns a commit status state for given required contexts
func MergeRequiredContextsCommitStatus(commitStatuses []*models.CommitStatus, requiredContexts []string) structs.CommitStatusState {
if len(requiredContexts) == 0 {
status := models.CalcCommitStatus(commitStatuses)
if status != nil {
return status.State
}
return structs.CommitStatusSuccess
}
var returnedStatus = structs.CommitStatusSuccess
for _, ctx := range requiredContexts {
var targetStatus structs.CommitStatusState
for _, commitStatus := range commitStatuses {
if commitStatus.Context == ctx {
targetStatus = commitStatus.State
break
}
}
if targetStatus == "" {
targetStatus = structs.CommitStatusPending
commitStatuses = append(commitStatuses, &models.CommitStatus{
State: targetStatus,
Context: ctx,
Description: "Pending",
})
}
if targetStatus.NoBetterThan(returnedStatus) {
returnedStatus = targetStatus
}
}
return returnedStatus
}
// IsCommitStatusContextSuccess returns true if all required status check contexts succeed.
func IsCommitStatusContextSuccess(commitStatuses []*models.CommitStatus, requiredContexts []string) bool {
// If no specific context is required, require that last commit status is a success
if len(requiredContexts) == 0 {
status := models.CalcCommitStatus(commitStatuses)
if status == nil || status.State != structs.CommitStatusSuccess {
return false
}
return true
}
for _, ctx := range requiredContexts {
var found bool
for _, commitStatus := range commitStatuses {
if commitStatus.Context == ctx {
if commitStatus.State != structs.CommitStatusSuccess {
return false
}
found = true
break
}
}
if !found {
return false
}
}
return true
}
// IsPullCommitStatusPass returns if all required status checks PASS
func IsPullCommitStatusPass(pr *models.PullRequest) (bool, error) {
if err := pr.LoadProtectedBranch(); err != nil {
return false, errors.Wrap(err, "GetLatestCommitStatus")
}
if pr.ProtectedBranch == nil || !pr.ProtectedBranch.EnableStatusCheck {
return true, nil
}
state, err := GetPullRequestCommitStatusState(pr)
if err != nil {
return false, err
}
return state.IsSuccess(), nil
}
// GetPullRequestCommitStatusState returns pull request merged commit status state
func GetPullRequestCommitStatusState(pr *models.PullRequest) (structs.CommitStatusState, error) {
// Ensure HeadRepo is loaded
if err := pr.LoadHeadRepo(); err != nil {
return "", errors.Wrap(err, "LoadHeadRepo")
}
// check if all required status checks are successful
headGitRepo, err := git.OpenRepository(pr.HeadRepo.RepoPath())
if err != nil {
return "", errors.Wrap(err, "OpenRepository")
}
defer headGitRepo.Close()
if pr.Flow == models.PullRequestFlowGithub && !headGitRepo.IsBranchExist(pr.HeadBranch) {
return "", errors.New("Head branch does not exist, can not merge")
}
if pr.Flow == models.PullRequestFlowAGit && !git.IsReferenceExist(headGitRepo.Path, pr.GetGitRefName()) {
return "", errors.New("Head branch does not exist, can not merge")
}
var sha string
if pr.Flow == models.PullRequestFlowGithub {
sha, err = headGitRepo.GetBranchCommitID(pr.HeadBranch)
} else {
sha, err = headGitRepo.GetRefCommitID(pr.GetGitRefName())
}
if err != nil {
return "", err
}
if err := pr.LoadBaseRepo(); err != nil {
return "", errors.Wrap(err, "LoadBaseRepo")
}
commitStatuses, err := models.GetLatestCommitStatus(pr.BaseRepo.ID, sha, models.ListOptions{})
if err != nil {
return "", errors.Wrap(err, "GetLatestCommitStatus")
}
return MergeRequiredContextsCommitStatus(commitStatuses, pr.ProtectedBranch.StatusCheckContexts), nil
}