mirror of
https://github.com/go-gitea/gitea
synced 2024-12-24 10:34:35 +01:00
4acca9d2e8
#8982 attempted to enforce the gitea environment for pushes - unfortunately it tested the settings before they were actually read in - and therefore does not do that!
263 lines
7.7 KiB
Go
263 lines
7.7 KiB
Go
// Copyright 2019 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package pull
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import (
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"context"
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"fmt"
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"os"
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"path"
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"code.gitea.io/gitea/models"
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"code.gitea.io/gitea/modules/git"
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"code.gitea.io/gitea/modules/graceful"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/notification"
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issue_service "code.gitea.io/gitea/services/issue"
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)
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// NewPullRequest creates new pull request with labels for repository.
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func NewPullRequest(repo *models.Repository, pull *models.Issue, labelIDs []int64, uuids []string, pr *models.PullRequest, assigneeIDs []int64) error {
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if err := TestPatch(pr); err != nil {
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return err
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}
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if err := models.NewPullRequest(repo, pull, labelIDs, uuids, pr); err != nil {
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return err
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}
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for _, assigneeID := range assigneeIDs {
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if err := issue_service.AddAssigneeIfNotAssigned(pull, pull.Poster, assigneeID); err != nil {
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return err
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}
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}
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pr.Issue = pull
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pull.PullRequest = pr
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if err := PushToBaseRepo(pr); err != nil {
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return err
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}
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notification.NotifyNewPullRequest(pr)
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return nil
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}
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// ChangeTargetBranch changes the target branch of this pull request, as the given user.
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func ChangeTargetBranch(pr *models.PullRequest, doer *models.User, targetBranch string) (err error) {
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// Current target branch is already the same
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if pr.BaseBranch == targetBranch {
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return nil
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}
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if pr.Issue.IsClosed {
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return models.ErrIssueIsClosed{
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ID: pr.Issue.ID,
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RepoID: pr.Issue.RepoID,
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Index: pr.Issue.Index,
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}
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}
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if pr.HasMerged {
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return models.ErrPullRequestHasMerged{
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ID: pr.ID,
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IssueID: pr.Index,
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HeadRepoID: pr.HeadRepoID,
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BaseRepoID: pr.BaseRepoID,
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HeadBranch: pr.HeadBranch,
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BaseBranch: pr.BaseBranch,
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}
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}
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// Check if branches are equal
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branchesEqual, err := pr.IsHeadEqualWithBranch(targetBranch)
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if err != nil {
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return err
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}
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if branchesEqual {
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return models.ErrBranchesEqual{
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HeadBranchName: pr.HeadBranch,
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BaseBranchName: targetBranch,
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}
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}
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// Check if pull request for the new target branch already exists
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existingPr, err := models.GetUnmergedPullRequest(pr.HeadRepoID, pr.BaseRepoID, pr.HeadBranch, targetBranch)
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if existingPr != nil {
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return models.ErrPullRequestAlreadyExists{
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ID: existingPr.ID,
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IssueID: existingPr.Index,
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HeadRepoID: existingPr.HeadRepoID,
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BaseRepoID: existingPr.BaseRepoID,
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HeadBranch: existingPr.HeadBranch,
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BaseBranch: existingPr.BaseBranch,
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}
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}
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if err != nil && !models.IsErrPullRequestNotExist(err) {
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return err
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}
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// Set new target branch
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oldBranch := pr.BaseBranch
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pr.BaseBranch = targetBranch
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// Refresh patch
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if err := TestPatch(pr); err != nil {
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return err
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}
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// Update target branch, PR diff and status
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// This is the same as checkAndUpdateStatus in check service, but also updates base_branch
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if pr.Status == models.PullRequestStatusChecking {
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pr.Status = models.PullRequestStatusMergeable
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}
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if err := pr.UpdateCols("status, conflicted_files, base_branch"); err != nil {
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return err
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}
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// Create comment
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options := &models.CreateCommentOptions{
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Type: models.CommentTypeChangeTargetBranch,
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Doer: doer,
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Repo: pr.Issue.Repo,
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Issue: pr.Issue,
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OldRef: oldBranch,
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NewRef: targetBranch,
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}
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if _, err = models.CreateComment(options); err != nil {
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return fmt.Errorf("CreateChangeTargetBranchComment: %v", err)
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}
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return nil
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}
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func checkForInvalidation(requests models.PullRequestList, repoID int64, doer *models.User, branch string) error {
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repo, err := models.GetRepositoryByID(repoID)
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if err != nil {
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return fmt.Errorf("GetRepositoryByID: %v", err)
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}
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gitRepo, err := git.OpenRepository(repo.RepoPath())
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if err != nil {
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return fmt.Errorf("git.OpenRepository: %v", err)
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}
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go func() {
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// FIXME: graceful: We need to tell the manager we're doing something...
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err := requests.InvalidateCodeComments(doer, gitRepo, branch)
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if err != nil {
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log.Error("PullRequestList.InvalidateCodeComments: %v", err)
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}
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gitRepo.Close()
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}()
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return nil
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}
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func addHeadRepoTasks(prs []*models.PullRequest) {
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for _, pr := range prs {
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log.Trace("addHeadRepoTasks[%d]: composing new test task", pr.ID)
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if err := PushToBaseRepo(pr); err != nil {
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log.Error("PushToBaseRepo: %v", err)
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continue
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}
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AddToTaskQueue(pr)
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}
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}
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// AddTestPullRequestTask adds new test tasks by given head/base repository and head/base branch,
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// and generate new patch for testing as needed.
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func AddTestPullRequestTask(doer *models.User, repoID int64, branch string, isSync bool) {
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log.Trace("AddTestPullRequestTask [head_repo_id: %d, head_branch: %s]: finding pull requests", repoID, branch)
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graceful.GetManager().RunWithShutdownContext(func(ctx context.Context) {
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// There is no sensible way to shut this down ":-("
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// If you don't let it run all the way then you will lose data
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// FIXME: graceful: AddTestPullRequestTask needs to become a queue!
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prs, err := models.GetUnmergedPullRequestsByHeadInfo(repoID, branch)
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if err != nil {
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log.Error("Find pull requests [head_repo_id: %d, head_branch: %s]: %v", repoID, branch, err)
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return
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}
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if isSync {
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requests := models.PullRequestList(prs)
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if err = requests.LoadAttributes(); err != nil {
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log.Error("PullRequestList.LoadAttributes: %v", err)
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}
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if invalidationErr := checkForInvalidation(requests, repoID, doer, branch); invalidationErr != nil {
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log.Error("checkForInvalidation: %v", invalidationErr)
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}
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if err == nil {
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for _, pr := range prs {
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pr.Issue.PullRequest = pr
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notification.NotifyPullRequestSynchronized(doer, pr)
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}
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}
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}
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addHeadRepoTasks(prs)
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log.Trace("AddTestPullRequestTask [base_repo_id: %d, base_branch: %s]: finding pull requests", repoID, branch)
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prs, err = models.GetUnmergedPullRequestsByBaseInfo(repoID, branch)
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if err != nil {
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log.Error("Find pull requests [base_repo_id: %d, base_branch: %s]: %v", repoID, branch, err)
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return
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}
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for _, pr := range prs {
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AddToTaskQueue(pr)
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}
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})
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}
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// PushToBaseRepo pushes commits from branches of head repository to
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// corresponding branches of base repository.
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// FIXME: Only push branches that are actually updates?
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func PushToBaseRepo(pr *models.PullRequest) (err error) {
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log.Trace("PushToBaseRepo[%d]: pushing commits to base repo '%s'", pr.BaseRepoID, pr.GetGitRefName())
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headRepoPath := pr.HeadRepo.RepoPath()
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headGitRepo, err := git.OpenRepository(headRepoPath)
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if err != nil {
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return fmt.Errorf("OpenRepository: %v", err)
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}
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defer headGitRepo.Close()
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tmpRemoteName := fmt.Sprintf("tmp-pull-%d", pr.ID)
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if err = headGitRepo.AddRemote(tmpRemoteName, pr.BaseRepo.RepoPath(), false); err != nil {
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return fmt.Errorf("headGitRepo.AddRemote: %v", err)
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}
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// Make sure to remove the remote even if the push fails
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defer func() {
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if err := headGitRepo.RemoveRemote(tmpRemoteName); err != nil {
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log.Error("PushToBaseRepo: RemoveRemote: %s", err)
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}
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}()
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headFile := pr.GetGitRefName()
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// Remove head in case there is a conflict.
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file := path.Join(pr.BaseRepo.RepoPath(), headFile)
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_ = os.Remove(file)
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if err = pr.LoadIssue(); err != nil {
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return fmt.Errorf("unable to load issue %d for pr %d: %v", pr.IssueID, pr.ID, err)
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}
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if err = pr.Issue.LoadPoster(); err != nil {
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return fmt.Errorf("unable to load poster %d for pr %d: %v", pr.Issue.PosterID, pr.ID, err)
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}
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if err = git.Push(headRepoPath, git.PushOptions{
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Remote: tmpRemoteName,
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Branch: fmt.Sprintf("%s:%s", pr.HeadBranch, headFile),
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Force: true,
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// Use InternalPushingEnvironment here because we know that pre-receive and post-receive do not run on a refs/pulls/...
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Env: models.InternalPushingEnvironment(pr.Issue.Poster, pr.BaseRepo),
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}); err != nil {
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return fmt.Errorf("Push: %v", err)
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}
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return nil
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}
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