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852 lines
27 KiB
852 lines
27 KiB
// 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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"bufio"
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"bytes"
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"context"
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"fmt"
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"io"
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"regexp"
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"strings"
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"time"
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"code.gitea.io/gitea/models"
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"code.gitea.io/gitea/models/db"
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git_model "code.gitea.io/gitea/models/git"
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issues_model "code.gitea.io/gitea/models/issues"
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repo_model "code.gitea.io/gitea/models/repo"
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user_model "code.gitea.io/gitea/models/user"
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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/json"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/notification"
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"code.gitea.io/gitea/modules/process"
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repo_module "code.gitea.io/gitea/modules/repository"
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"code.gitea.io/gitea/modules/setting"
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"code.gitea.io/gitea/modules/sync"
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issue_service "code.gitea.io/gitea/services/issue"
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)
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// TODO: use clustered lock (unique queue? or *abuse* cache)
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var pullWorkingPool = sync.NewExclusivePool()
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// NewPullRequest creates new pull request with labels for repository.
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func NewPullRequest(ctx context.Context, repo *repo_model.Repository, pull *issues_model.Issue, labelIDs []int64, uuids []string, pr *issues_model.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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divergence, err := GetDiverging(ctx, pr)
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if err != nil {
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return err
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}
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pr.CommitsAhead = divergence.Ahead
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pr.CommitsBehind = divergence.Behind
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if err := issues_model.NewPullRequest(ctx, 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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// Now - even if the request context has been cancelled as the PR has been created
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// in the db and there is no way to cancel that transaction we have to proceed - therefore
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// create new context and work from there
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prCtx, _, finished := process.GetManager().AddContext(graceful.GetManager().HammerContext(), fmt.Sprintf("NewPullRequest: %s:%d", repo.FullName(), pr.Index))
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defer finished()
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if pr.Flow == issues_model.PullRequestFlowGithub {
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err = PushToBaseRepo(prCtx, pr)
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} else {
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err = UpdateRef(prCtx, pr)
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}
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if err != nil {
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return err
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}
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mentions, err := issues_model.FindAndUpdateIssueMentions(ctx, pull, pull.Poster, pull.Content)
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if err != nil {
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return err
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}
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notification.NotifyNewPullRequest(pr, mentions)
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if len(pull.Labels) > 0 {
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notification.NotifyIssueChangeLabels(pull.Poster, pull, pull.Labels, nil)
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}
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if pull.Milestone != nil {
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notification.NotifyIssueChangeMilestone(pull.Poster, pull, 0)
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}
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// add first push codes comment
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baseGitRepo, err := git.OpenRepository(prCtx, pr.BaseRepo.RepoPath())
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if err != nil {
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return err
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}
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defer baseGitRepo.Close()
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compareInfo, err := baseGitRepo.GetCompareInfo(pr.BaseRepo.RepoPath(),
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git.BranchPrefix+pr.BaseBranch, pr.GetGitRefName(), false, false)
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if err != nil {
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return err
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}
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if len(compareInfo.Commits) > 0 {
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data := issues_model.PushActionContent{IsForcePush: false}
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data.CommitIDs = make([]string, 0, len(compareInfo.Commits))
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for i := len(compareInfo.Commits) - 1; i >= 0; i-- {
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data.CommitIDs = append(data.CommitIDs, compareInfo.Commits[i].ID.String())
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}
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dataJSON, err := json.Marshal(data)
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if err != nil {
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return err
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}
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ops := &issues_model.CreateCommentOptions{
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Type: issues_model.CommentTypePullRequestPush,
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Doer: pull.Poster,
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Repo: repo,
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Issue: pr.Issue,
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IsForcePush: false,
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Content: string(dataJSON),
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}
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_, _ = issues_model.CreateComment(ops)
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}
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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(ctx context.Context, pr *issues_model.PullRequest, doer *user_model.User, targetBranch string) (err error) {
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pullWorkingPool.CheckIn(fmt.Sprint(pr.ID))
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defer pullWorkingPool.CheckOut(fmt.Sprint(pr.ID))
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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 issues_model.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 := IsHeadEqualWithBranch(ctx, pr, 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 := issues_model.GetUnmergedPullRequest(pr.HeadRepoID, pr.BaseRepoID, pr.HeadBranch, targetBranch, issues_model.PullRequestFlowGithub)
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if existingPr != nil {
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return issues_model.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 && !issues_model.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 == issues_model.PullRequestStatusChecking {
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pr.Status = issues_model.PullRequestStatusMergeable
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}
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// Update Commit Divergence
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divergence, err := GetDiverging(ctx, pr)
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if err != nil {
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return err
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}
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pr.CommitsAhead = divergence.Ahead
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pr.CommitsBehind = divergence.Behind
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if err := pr.UpdateColsIfNotMerged("merge_base", "status", "conflicted_files", "changed_protected_files", "base_branch", "commits_ahead", "commits_behind"); err != nil {
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return err
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}
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// Create comment
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options := &issues_model.CreateCommentOptions{
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Type: issues_model.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 = issues_model.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(ctx context.Context, requests issues_model.PullRequestList, repoID int64, doer *user_model.User, branch string) error {
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repo, err := repo_model.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(ctx, 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(ctx, 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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// 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 *user_model.User, repoID int64, branch string, isSync bool, oldCommitID, newCommitID string) {
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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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// TODO: graceful: AddTestPullRequestTask needs to become a queue!
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prs, err := issues_model.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 := issues_model.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(ctx, 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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if newCommitID != "" && newCommitID != git.EmptySHA {
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changed, err := checkIfPRContentChanged(ctx, pr, oldCommitID, newCommitID)
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if err != nil {
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log.Error("checkIfPRContentChanged: %v", err)
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}
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if changed {
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// Mark old reviews as stale if diff to mergebase has changed
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if err := issues_model.MarkReviewsAsStale(pr.IssueID); err != nil {
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log.Error("MarkReviewsAsStale: %v", err)
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}
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}
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if err := issues_model.MarkReviewsAsNotStale(pr.IssueID, newCommitID); err != nil {
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log.Error("MarkReviewsAsNotStale: %v", err)
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}
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divergence, err := GetDiverging(ctx, pr)
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if err != nil {
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log.Error("GetDiverging: %v", err)
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} else {
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err = pr.UpdateCommitDivergence(ctx, divergence.Ahead, divergence.Behind)
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if err != nil {
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log.Error("UpdateCommitDivergence: %v", err)
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}
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}
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}
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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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for _, pr := range prs {
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log.Trace("Updating PR[%d]: composing new test task", pr.ID)
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if pr.Flow == issues_model.PullRequestFlowGithub {
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if err := PushToBaseRepo(ctx, 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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} else {
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continue
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}
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AddToTaskQueue(pr)
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comment, err := issues_model.CreatePushPullComment(ctx, doer, pr, oldCommitID, newCommitID)
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if err == nil && comment != nil {
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notification.NotifyPullRequestPushCommits(doer, pr, comment)
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}
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}
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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 = issues_model.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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divergence, err := GetDiverging(ctx, pr)
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if err != nil {
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if models.IsErrBranchDoesNotExist(err) && !git.IsBranchExist(ctx, pr.HeadRepo.RepoPath(), pr.HeadBranch) {
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log.Warn("Cannot test PR %s/%d: head_branch %s no longer exists", pr.BaseRepo.Name, pr.IssueID, pr.HeadBranch)
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} else {
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log.Error("GetDiverging: %v", err)
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}
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} else {
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err = pr.UpdateCommitDivergence(ctx, divergence.Ahead, divergence.Behind)
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if err != nil {
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log.Error("UpdateCommitDivergence: %v", err)
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}
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}
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AddToTaskQueue(pr)
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}
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})
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}
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// checkIfPRContentChanged checks if diff to target branch has changed by push
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// A commit can be considered to leave the PR untouched if the patch/diff with its merge base is unchanged
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func checkIfPRContentChanged(ctx context.Context, pr *issues_model.PullRequest, oldCommitID, newCommitID string) (hasChanged bool, err error) {
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if err = pr.LoadHeadRepoCtx(ctx); err != nil {
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return false, fmt.Errorf("LoadHeadRepo: %v", err)
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} else if pr.HeadRepo == nil {
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// corrupt data assumed changed
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return true, nil
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}
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if err = pr.LoadBaseRepoCtx(ctx); err != nil {
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return false, fmt.Errorf("LoadBaseRepo: %v", err)
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}
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headGitRepo, err := git.OpenRepository(ctx, pr.HeadRepo.RepoPath())
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if err != nil {
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return false, fmt.Errorf("OpenRepository: %v", err)
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}
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defer headGitRepo.Close()
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// Add a temporary remote.
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tmpRemote := "checkIfPRContentChanged-" + fmt.Sprint(time.Now().UnixNano())
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if err = headGitRepo.AddRemote(tmpRemote, pr.BaseRepo.RepoPath(), true); err != nil {
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return false, fmt.Errorf("AddRemote: %s/%s-%s: %v", pr.HeadRepo.OwnerName, pr.HeadRepo.Name, tmpRemote, err)
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}
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defer func() {
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if err := headGitRepo.RemoveRemote(tmpRemote); err != nil {
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log.Error("checkIfPRContentChanged: RemoveRemote: %s/%s-%s: %v", pr.HeadRepo.OwnerName, pr.HeadRepo.Name, tmpRemote, err)
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}
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}()
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// To synchronize repo and get a base ref
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_, base, err := headGitRepo.GetMergeBase(tmpRemote, pr.BaseBranch, pr.HeadBranch)
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if err != nil {
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return false, fmt.Errorf("GetMergeBase: %v", err)
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}
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diffBefore := &bytes.Buffer{}
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diffAfter := &bytes.Buffer{}
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if err := headGitRepo.GetDiffFromMergeBase(base, oldCommitID, diffBefore); err != nil {
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// If old commit not found, assume changed.
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log.Debug("GetDiffFromMergeBase: %v", err)
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return true, nil
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}
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if err := headGitRepo.GetDiffFromMergeBase(base, newCommitID, diffAfter); err != nil {
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// New commit should be found
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return false, fmt.Errorf("GetDiffFromMergeBase: %v", err)
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}
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diffBeforeLines := bufio.NewScanner(diffBefore)
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diffAfterLines := bufio.NewScanner(diffAfter)
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for diffBeforeLines.Scan() && diffAfterLines.Scan() {
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if strings.HasPrefix(diffBeforeLines.Text(), "index") && strings.HasPrefix(diffAfterLines.Text(), "index") {
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// file hashes can change without the diff changing
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continue
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} else if strings.HasPrefix(diffBeforeLines.Text(), "@@") && strings.HasPrefix(diffAfterLines.Text(), "@@") {
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// the location of the difference may change
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continue
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} else if !bytes.Equal(diffBeforeLines.Bytes(), diffAfterLines.Bytes()) {
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return true, nil
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}
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}
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if diffBeforeLines.Scan() || diffAfterLines.Scan() {
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// Diffs not of equal length
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return true, nil
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}
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return false, nil
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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(ctx context.Context, pr *issues_model.PullRequest) (err error) {
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return pushToBaseRepoHelper(ctx, pr, "")
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}
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func pushToBaseRepoHelper(ctx context.Context, pr *issues_model.PullRequest, prefixHeadBranch string) (err error) {
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log.Trace("PushToBaseRepo[%d]: pushing commits to base repo '%s'", pr.BaseRepoID, pr.GetGitRefName())
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if err := pr.LoadHeadRepoCtx(ctx); err != nil {
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log.Error("Unable to load head repository for PR[%d] Error: %v", pr.ID, err)
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return err
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}
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headRepoPath := pr.HeadRepo.RepoPath()
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if err := pr.LoadBaseRepoCtx(ctx); err != nil {
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log.Error("Unable to load base repository for PR[%d] Error: %v", pr.ID, err)
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return err
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}
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baseRepoPath := pr.BaseRepo.RepoPath()
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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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gitRefName := pr.GetGitRefName()
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if err := git.Push(ctx, headRepoPath, git.PushOptions{
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Remote: baseRepoPath,
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Branch: prefixHeadBranch + pr.HeadBranch + ":" + gitRefName,
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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: repo_module.InternalPushingEnvironment(pr.Issue.Poster, pr.BaseRepo),
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}); err != nil {
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if git.IsErrPushOutOfDate(err) {
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// This should not happen as we're using force!
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log.Error("Unable to push PR head for %s#%d (%-v:%s) due to ErrPushOfDate: %v", pr.BaseRepo.FullName(), pr.Index, pr.BaseRepo, gitRefName, err)
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return err
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} else if git.IsErrPushRejected(err) {
|
|
rejectErr := err.(*git.ErrPushRejected)
|
|
log.Info("Unable to push PR head for %s#%d (%-v:%s) due to rejection:\nStdout: %s\nStderr: %s\nError: %v", pr.BaseRepo.FullName(), pr.Index, pr.BaseRepo, gitRefName, rejectErr.StdOut, rejectErr.StdErr, rejectErr.Err)
|
|
return err
|
|
} else if git.IsErrMoreThanOne(err) {
|
|
if prefixHeadBranch != "" {
|
|
log.Info("Can't push with %s%s", prefixHeadBranch, pr.HeadBranch)
|
|
return err
|
|
}
|
|
log.Info("Retrying to push with %s%s", git.BranchPrefix, pr.HeadBranch)
|
|
err = pushToBaseRepoHelper(ctx, pr, git.BranchPrefix)
|
|
return err
|
|
}
|
|
log.Error("Unable to push PR head for %s#%d (%-v:%s) due to Error: %v", pr.BaseRepo.FullName(), pr.Index, pr.BaseRepo, gitRefName, err)
|
|
return fmt.Errorf("Push: %s:%s %s:%s %v", pr.HeadRepo.FullName(), pr.HeadBranch, pr.BaseRepo.FullName(), gitRefName, err)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// UpdateRef update refs/pull/id/head directly for agit flow pull request
|
|
func UpdateRef(ctx context.Context, pr *issues_model.PullRequest) (err error) {
|
|
log.Trace("UpdateRef[%d]: upgate pull request ref in base repo '%s'", pr.ID, pr.GetGitRefName())
|
|
if err := pr.LoadBaseRepoCtx(ctx); err != nil {
|
|
log.Error("Unable to load base repository for PR[%d] Error: %v", pr.ID, err)
|
|
return err
|
|
}
|
|
|
|
_, _, err = git.NewCommand(ctx, "update-ref", pr.GetGitRefName(), pr.HeadCommitID).RunStdString(&git.RunOpts{Dir: pr.BaseRepo.RepoPath()})
|
|
if err != nil {
|
|
log.Error("Unable to update ref in base repository for PR[%d] Error: %v", pr.ID, err)
|
|
}
|
|
|
|
return err
|
|
}
|
|
|
|
type errlist []error
|
|
|
|
func (errs errlist) Error() string {
|
|
if len(errs) > 0 {
|
|
var buf strings.Builder
|
|
for i, err := range errs {
|
|
if i > 0 {
|
|
buf.WriteString(", ")
|
|
}
|
|
buf.WriteString(err.Error())
|
|
}
|
|
return buf.String()
|
|
}
|
|
return ""
|
|
}
|
|
|
|
// CloseBranchPulls close all the pull requests who's head branch is the branch
|
|
func CloseBranchPulls(doer *user_model.User, repoID int64, branch string) error {
|
|
prs, err := issues_model.GetUnmergedPullRequestsByHeadInfo(repoID, branch)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
prs2, err := issues_model.GetUnmergedPullRequestsByBaseInfo(repoID, branch)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
prs = append(prs, prs2...)
|
|
if err := issues_model.PullRequestList(prs).LoadAttributes(); err != nil {
|
|
return err
|
|
}
|
|
|
|
var errs errlist
|
|
for _, pr := range prs {
|
|
if err = issue_service.ChangeStatus(pr.Issue, doer, true); err != nil && !issues_model.IsErrPullWasClosed(err) && !issues_model.IsErrDependenciesLeft(err) {
|
|
errs = append(errs, err)
|
|
}
|
|
}
|
|
if len(errs) > 0 {
|
|
return errs
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// CloseRepoBranchesPulls close all pull requests which head branches are in the given repository, but only whose base repo is not in the given repository
|
|
func CloseRepoBranchesPulls(ctx context.Context, doer *user_model.User, repo *repo_model.Repository) error {
|
|
branches, _, err := git.GetBranchesByPath(ctx, repo.RepoPath(), 0, 0)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
var errs errlist
|
|
for _, branch := range branches {
|
|
prs, err := issues_model.GetUnmergedPullRequestsByHeadInfo(repo.ID, branch.Name)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
if err = issues_model.PullRequestList(prs).LoadAttributes(); err != nil {
|
|
return err
|
|
}
|
|
|
|
for _, pr := range prs {
|
|
// If the base repository for this pr is this repository there is no need to close it
|
|
// as it is going to be deleted anyway
|
|
if pr.BaseRepoID == repo.ID {
|
|
continue
|
|
}
|
|
if err = issue_service.ChangeStatus(pr.Issue, doer, true); err != nil && !issues_model.IsErrPullWasClosed(err) {
|
|
errs = append(errs, err)
|
|
}
|
|
}
|
|
}
|
|
|
|
if len(errs) > 0 {
|
|
return errs
|
|
}
|
|
return nil
|
|
}
|
|
|
|
var commitMessageTrailersPattern = regexp.MustCompile(`(?:^|\n\n)(?:[\w-]+[ \t]*:[^\n]+\n*(?:[ \t]+[^\n]+\n*)*)+$`)
|
|
|
|
// GetSquashMergeCommitMessages returns the commit messages between head and merge base (if there is one)
|
|
func GetSquashMergeCommitMessages(ctx context.Context, pr *issues_model.PullRequest) string {
|
|
if err := pr.LoadIssue(); err != nil {
|
|
log.Error("Cannot load issue %d for PR id %d: Error: %v", pr.IssueID, pr.ID, err)
|
|
return ""
|
|
}
|
|
|
|
if err := pr.Issue.LoadPoster(); err != nil {
|
|
log.Error("Cannot load poster %d for pr id %d, index %d Error: %v", pr.Issue.PosterID, pr.ID, pr.Index, err)
|
|
return ""
|
|
}
|
|
|
|
if pr.HeadRepo == nil {
|
|
var err error
|
|
pr.HeadRepo, err = repo_model.GetRepositoryByID(pr.HeadRepoID)
|
|
if err != nil {
|
|
log.Error("GetRepositoryById[%d]: %v", pr.HeadRepoID, err)
|
|
return ""
|
|
}
|
|
}
|
|
|
|
gitRepo, closer, err := git.RepositoryFromContextOrOpen(ctx, pr.HeadRepo.RepoPath())
|
|
if err != nil {
|
|
log.Error("Unable to open head repository: Error: %v", err)
|
|
return ""
|
|
}
|
|
defer closer.Close()
|
|
|
|
var headCommit *git.Commit
|
|
if pr.Flow == issues_model.PullRequestFlowGithub {
|
|
headCommit, err = gitRepo.GetBranchCommit(pr.HeadBranch)
|
|
} else {
|
|
pr.HeadCommitID, err = gitRepo.GetRefCommitID(pr.GetGitRefName())
|
|
if err != nil {
|
|
log.Error("Unable to get head commit: %s Error: %v", pr.GetGitRefName(), err)
|
|
return ""
|
|
}
|
|
headCommit, err = gitRepo.GetCommit(pr.HeadCommitID)
|
|
}
|
|
if err != nil {
|
|
log.Error("Unable to get head commit: %s Error: %v", pr.HeadBranch, err)
|
|
return ""
|
|
}
|
|
|
|
mergeBase, err := gitRepo.GetCommit(pr.MergeBase)
|
|
if err != nil {
|
|
log.Error("Unable to get merge base commit: %s Error: %v", pr.MergeBase, err)
|
|
return ""
|
|
}
|
|
|
|
limit := setting.Repository.PullRequest.DefaultMergeMessageCommitsLimit
|
|
|
|
commits, err := gitRepo.CommitsBetweenLimit(headCommit, mergeBase, limit, 0)
|
|
if err != nil {
|
|
log.Error("Unable to get commits between: %s %s Error: %v", pr.HeadBranch, pr.MergeBase, err)
|
|
return ""
|
|
}
|
|
|
|
posterSig := pr.Issue.Poster.NewGitSig().String()
|
|
|
|
authorsMap := map[string]bool{}
|
|
authors := make([]string, 0, len(commits))
|
|
stringBuilder := strings.Builder{}
|
|
|
|
if !setting.Repository.PullRequest.PopulateSquashCommentWithCommitMessages {
|
|
message := strings.TrimSpace(pr.Issue.Content)
|
|
stringBuilder.WriteString(message)
|
|
if stringBuilder.Len() > 0 {
|
|
stringBuilder.WriteRune('\n')
|
|
if !commitMessageTrailersPattern.MatchString(message) {
|
|
stringBuilder.WriteRune('\n')
|
|
}
|
|
}
|
|
}
|
|
|
|
// commits list is in reverse chronological order
|
|
first := true
|
|
for i := len(commits) - 1; i >= 0; i-- {
|
|
commit := commits[i]
|
|
|
|
if setting.Repository.PullRequest.PopulateSquashCommentWithCommitMessages {
|
|
maxSize := setting.Repository.PullRequest.DefaultMergeMessageSize
|
|
if maxSize < 0 || stringBuilder.Len() < maxSize {
|
|
var toWrite []byte
|
|
if first {
|
|
first = false
|
|
toWrite = []byte(strings.TrimPrefix(commit.CommitMessage, pr.Issue.Title))
|
|
} else {
|
|
toWrite = []byte(commit.CommitMessage)
|
|
}
|
|
|
|
if len(toWrite) > maxSize-stringBuilder.Len() && maxSize > -1 {
|
|
toWrite = append(toWrite[:maxSize-stringBuilder.Len()], "..."...)
|
|
}
|
|
if _, err := stringBuilder.Write(toWrite); err != nil {
|
|
log.Error("Unable to write commit message Error: %v", err)
|
|
return ""
|
|
}
|
|
|
|
if _, err := stringBuilder.WriteRune('\n'); err != nil {
|
|
log.Error("Unable to write commit message Error: %v", err)
|
|
return ""
|
|
}
|
|
}
|
|
}
|
|
|
|
authorString := commit.Author.String()
|
|
if !authorsMap[authorString] && authorString != posterSig {
|
|
authors = append(authors, authorString)
|
|
authorsMap[authorString] = true
|
|
}
|
|
}
|
|
|
|
// Consider collecting the remaining authors
|
|
if limit >= 0 && setting.Repository.PullRequest.DefaultMergeMessageAllAuthors {
|
|
skip := limit
|
|
limit = 30
|
|
for {
|
|
commits, err := gitRepo.CommitsBetweenLimit(headCommit, mergeBase, limit, skip)
|
|
if err != nil {
|
|
log.Error("Unable to get commits between: %s %s Error: %v", pr.HeadBranch, pr.MergeBase, err)
|
|
return ""
|
|
|
|
}
|
|
if len(commits) == 0 {
|
|
break
|
|
}
|
|
for _, commit := range commits {
|
|
authorString := commit.Author.String()
|
|
if !authorsMap[authorString] && authorString != posterSig {
|
|
authors = append(authors, authorString)
|
|
authorsMap[authorString] = true
|
|
}
|
|
}
|
|
skip += limit
|
|
}
|
|
}
|
|
|
|
for _, author := range authors {
|
|
if _, err := stringBuilder.Write([]byte("Co-authored-by: ")); err != nil {
|
|
log.Error("Unable to write to string builder Error: %v", err)
|
|
return ""
|
|
}
|
|
if _, err := stringBuilder.Write([]byte(author)); err != nil {
|
|
log.Error("Unable to write to string builder Error: %v", err)
|
|
return ""
|
|
}
|
|
if _, err := stringBuilder.WriteRune('\n'); err != nil {
|
|
log.Error("Unable to write to string builder Error: %v", err)
|
|
return ""
|
|
}
|
|
}
|
|
|
|
return stringBuilder.String()
|
|
}
|
|
|
|
// GetIssuesLastCommitStatus returns a map of issue ID to the most recent commit's latest status
|
|
func GetIssuesLastCommitStatus(ctx context.Context, issues issues_model.IssueList) (map[int64]*git_model.CommitStatus, error) {
|
|
_, lastStatus, err := GetIssuesAllCommitStatus(ctx, issues)
|
|
return lastStatus, err
|
|
}
|
|
|
|
// GetIssuesAllCommitStatus returns a map of issue ID to a list of all statuses for the most recent commit as well as a map of issue ID to only the commit's latest status
|
|
func GetIssuesAllCommitStatus(ctx context.Context, issues issues_model.IssueList) (map[int64][]*git_model.CommitStatus, map[int64]*git_model.CommitStatus, error) {
|
|
if err := issues.LoadPullRequests(); err != nil {
|
|
return nil, nil, err
|
|
}
|
|
if _, err := issues.LoadRepositories(); err != nil {
|
|
return nil, nil, err
|
|
}
|
|
|
|
var (
|
|
gitRepos = make(map[int64]*git.Repository)
|
|
res = make(map[int64][]*git_model.CommitStatus)
|
|
lastRes = make(map[int64]*git_model.CommitStatus)
|
|
err error
|
|
)
|
|
defer func() {
|
|
for _, gitRepo := range gitRepos {
|
|
gitRepo.Close()
|
|
}
|
|
}()
|
|
|
|
for _, issue := range issues {
|
|
if !issue.IsPull {
|
|
continue
|
|
}
|
|
gitRepo, ok := gitRepos[issue.RepoID]
|
|
if !ok {
|
|
gitRepo, err = git.OpenRepository(ctx, issue.Repo.RepoPath())
|
|
if err != nil {
|
|
log.Error("Cannot open git repository %-v for issue #%d[%d]. Error: %v", issue.Repo, issue.Index, issue.ID, err)
|
|
continue
|
|
}
|
|
gitRepos[issue.RepoID] = gitRepo
|
|
}
|
|
|
|
statuses, lastStatus, err := getAllCommitStatus(gitRepo, issue.PullRequest)
|
|
if err != nil {
|
|
log.Error("getAllCommitStatus: cant get commit statuses of pull [%d]: %v", issue.PullRequest.ID, err)
|
|
continue
|
|
}
|
|
res[issue.PullRequest.ID] = statuses
|
|
lastRes[issue.PullRequest.ID] = lastStatus
|
|
}
|
|
return res, lastRes, nil
|
|
}
|
|
|
|
// getAllCommitStatus get pr's commit statuses.
|
|
func getAllCommitStatus(gitRepo *git.Repository, pr *issues_model.PullRequest) (statuses []*git_model.CommitStatus, lastStatus *git_model.CommitStatus, err error) {
|
|
sha, shaErr := gitRepo.GetRefCommitID(pr.GetGitRefName())
|
|
if shaErr != nil {
|
|
return nil, nil, shaErr
|
|
}
|
|
|
|
statuses, _, err = git_model.GetLatestCommitStatus(db.DefaultContext, pr.BaseRepo.ID, sha, db.ListOptions{})
|
|
lastStatus = git_model.CalcCommitStatus(statuses)
|
|
return statuses, lastStatus, err
|
|
}
|
|
|
|
// IsHeadEqualWithBranch returns if the commits of branchName are available in pull request head
|
|
func IsHeadEqualWithBranch(ctx context.Context, pr *issues_model.PullRequest, branchName string) (bool, error) {
|
|
var err error
|
|
if err = pr.LoadBaseRepoCtx(ctx); err != nil {
|
|
return false, err
|
|
}
|
|
baseGitRepo, closer, err := git.RepositoryFromContextOrOpen(ctx, pr.BaseRepo.RepoPath())
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
defer closer.Close()
|
|
|
|
baseCommit, err := baseGitRepo.GetBranchCommit(branchName)
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
|
|
if err = pr.LoadHeadRepoCtx(ctx); err != nil {
|
|
return false, err
|
|
}
|
|
var headGitRepo *git.Repository
|
|
if pr.HeadRepoID == pr.BaseRepoID {
|
|
headGitRepo = baseGitRepo
|
|
} else {
|
|
var closer io.Closer
|
|
|
|
headGitRepo, closer, err = git.RepositoryFromContextOrOpen(ctx, pr.HeadRepo.RepoPath())
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
defer closer.Close()
|
|
}
|
|
|
|
var headCommit *git.Commit
|
|
if pr.Flow == issues_model.PullRequestFlowGithub {
|
|
headCommit, err = headGitRepo.GetBranchCommit(pr.HeadBranch)
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
} else {
|
|
pr.HeadCommitID, err = baseGitRepo.GetRefCommitID(pr.GetGitRefName())
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
if headCommit, err = baseGitRepo.GetCommit(pr.HeadCommitID); err != nil {
|
|
return false, err
|
|
}
|
|
}
|
|
return baseCommit.HasPreviousCommit(headCommit.ID)
|
|
}
|
|
|