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forgejo/services/repository/files/cherry_pick.go
wxiaoguang 9b8de15797
Clean up log messages (#30313)
`log.Xxx("%v")` is not ideal, this PR adds necessary context messages.
Remove some unnecessary logs.

Co-authored-by: Giteabot <teabot@gitea.io>
(cherry picked from commit 83f83019ef3471b847a300f0821499b3896ec987)

Conflicts:
	- modules/util/util.go
          Conflict resolved by picking `util.Iif` from 654cfd1dfbd3f3f1d94addee50b6fe2b018a49c3
2024-04-15 20:01:35 +02:00

128 lines
3.5 KiB
Go

// Copyright 2021 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package files
import (
"context"
"fmt"
"strings"
"code.gitea.io/gitea/models"
repo_model "code.gitea.io/gitea/models/repo"
user_model "code.gitea.io/gitea/models/user"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/structs"
"code.gitea.io/gitea/services/pull"
)
// CherryPick cherrypicks or reverts a commit to the given repository
func CherryPick(ctx context.Context, repo *repo_model.Repository, doer *user_model.User, revert bool, opts *ApplyDiffPatchOptions) (*structs.FileResponse, error) {
if err := opts.Validate(ctx, repo, doer); err != nil {
return nil, err
}
message := strings.TrimSpace(opts.Message)
author, committer := GetAuthorAndCommitterUsers(opts.Author, opts.Committer, doer)
t, err := NewTemporaryUploadRepository(ctx, repo)
if err != nil {
log.Error("NewTemporaryUploadRepository failed: %v", err)
}
defer t.Close()
if err := t.Clone(opts.OldBranch, false); err != nil {
return nil, err
}
if err := t.SetDefaultIndex(); err != nil {
return nil, err
}
if err := t.RefreshIndex(); err != nil {
return nil, err
}
// Get the commit of the original branch
commit, err := t.GetBranchCommit(opts.OldBranch)
if err != nil {
return nil, err // Couldn't get a commit for the branch
}
// Assigned LastCommitID in opts if it hasn't been set
if opts.LastCommitID == "" {
opts.LastCommitID = commit.ID.String()
} else {
lastCommitID, err := t.gitRepo.ConvertToGitID(opts.LastCommitID)
if err != nil {
return nil, fmt.Errorf("CherryPick: Invalid last commit ID: %w", err)
}
opts.LastCommitID = lastCommitID.String()
if commit.ID.String() != opts.LastCommitID {
return nil, models.ErrCommitIDDoesNotMatch{
GivenCommitID: opts.LastCommitID,
CurrentCommitID: opts.LastCommitID,
}
}
}
commit, err = t.GetCommit(strings.TrimSpace(opts.Content))
if err != nil {
return nil, err
}
parent, err := commit.ParentID(0)
if err != nil {
parent = git.ObjectFormatFromName(repo.ObjectFormatName).EmptyTree()
}
base, right := parent.String(), commit.ID.String()
if revert {
right, base = base, right
}
description := fmt.Sprintf("CherryPick %s onto %s", right, opts.OldBranch)
conflict, _, err := pull.AttemptThreeWayMerge(ctx,
t.basePath, t.gitRepo, base, opts.LastCommitID, right, description)
if err != nil {
return nil, fmt.Errorf("failed to three-way merge %s onto %s: %w", right, opts.OldBranch, err)
}
if conflict {
return nil, fmt.Errorf("failed to merge due to conflicts")
}
treeHash, err := t.WriteTree()
if err != nil {
// likely non-sensical tree due to merge conflicts...
return nil, err
}
// Now commit the tree
var commitHash string
if opts.Dates != nil {
commitHash, err = t.CommitTreeWithDate("HEAD", author, committer, treeHash, message, opts.Signoff, opts.Dates.Author, opts.Dates.Committer)
} else {
commitHash, err = t.CommitTree("HEAD", author, committer, treeHash, message, opts.Signoff)
}
if err != nil {
return nil, err
}
// Then push this tree to NewBranch
if err := t.Push(doer, commitHash, opts.NewBranch); err != nil {
return nil, err
}
commit, err = t.GetCommit(commitHash)
if err != nil {
return nil, err
}
fileCommitResponse, _ := GetFileCommitResponse(repo, commit) // ok if fails, then will be nil
verification := GetPayloadCommitVerification(ctx, commit)
fileResponse := &structs.FileResponse{
Commit: fileCommitResponse,
Verification: verification,
}
return fileResponse, nil
}