mirror of
https://github.com/go-gitea/gitea
synced 2024-08-19 05:40:43 +02:00
* Replaced list with slice. * Fixed usage of pointer to temporary variable. * Replaced LIFO list with slice. * Lint * Removed type check. * Removed duplicated code. * Lint * Fixed merge. Co-authored-by: 6543 <6543@obermui.de>
131 lines
3.5 KiB
Go
131 lines
3.5 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 models
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import (
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"code.gitea.io/gitea/modules/git"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/setting"
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)
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// SignMerge determines if we should sign a PR merge commit to the base repository
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func (pr *PullRequest) SignMerge(u *User, tmpBasePath, baseCommit, headCommit string) (bool, string, *git.Signature, error) {
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if err := pr.LoadBaseRepo(); err != nil {
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log.Error("Unable to get Base Repo for pull request")
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return false, "", nil, err
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}
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repo := pr.BaseRepo
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signingKey, signer := SigningKey(repo.RepoPath())
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if signingKey == "" {
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return false, "", nil, &ErrWontSign{noKey}
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}
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rules := signingModeFromStrings(setting.Repository.Signing.Merges)
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var gitRepo *git.Repository
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var err error
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Loop:
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for _, rule := range rules {
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switch rule {
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case never:
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return false, "", nil, &ErrWontSign{never}
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case always:
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break Loop
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case pubkey:
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keys, err := ListGPGKeys(u.ID, ListOptions{})
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if err != nil {
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return false, "", nil, err
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}
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if len(keys) == 0 {
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return false, "", nil, &ErrWontSign{pubkey}
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}
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case twofa:
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twofaModel, err := GetTwoFactorByUID(u.ID)
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if err != nil && !IsErrTwoFactorNotEnrolled(err) {
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return false, "", nil, err
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}
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if twofaModel == nil {
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return false, "", nil, &ErrWontSign{twofa}
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}
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case approved:
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protectedBranch, err := GetProtectedBranchBy(repo.ID, pr.BaseBranch)
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if err != nil {
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return false, "", nil, err
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}
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if protectedBranch == nil {
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return false, "", nil, &ErrWontSign{approved}
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}
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if protectedBranch.GetGrantedApprovalsCount(pr) < 1 {
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return false, "", nil, &ErrWontSign{approved}
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}
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case baseSigned:
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if gitRepo == nil {
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gitRepo, err = git.OpenRepository(tmpBasePath)
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if err != nil {
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return false, "", nil, err
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}
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defer gitRepo.Close()
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}
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commit, err := gitRepo.GetCommit(baseCommit)
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if err != nil {
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return false, "", nil, err
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}
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verification := ParseCommitWithSignature(commit)
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if !verification.Verified {
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return false, "", nil, &ErrWontSign{baseSigned}
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}
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case headSigned:
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if gitRepo == nil {
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gitRepo, err = git.OpenRepository(tmpBasePath)
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if err != nil {
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return false, "", nil, err
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}
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defer gitRepo.Close()
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}
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commit, err := gitRepo.GetCommit(headCommit)
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if err != nil {
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return false, "", nil, err
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}
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verification := ParseCommitWithSignature(commit)
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if !verification.Verified {
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return false, "", nil, &ErrWontSign{headSigned}
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}
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case commitsSigned:
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if gitRepo == nil {
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gitRepo, err = git.OpenRepository(tmpBasePath)
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if err != nil {
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return false, "", nil, err
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}
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defer gitRepo.Close()
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}
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commit, err := gitRepo.GetCommit(headCommit)
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if err != nil {
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return false, "", nil, err
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}
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verification := ParseCommitWithSignature(commit)
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if !verification.Verified {
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return false, "", nil, &ErrWontSign{commitsSigned}
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}
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// need to work out merge-base
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mergeBaseCommit, _, err := gitRepo.GetMergeBase("", baseCommit, headCommit)
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if err != nil {
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return false, "", nil, err
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}
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commitList, err := commit.CommitsBeforeUntil(mergeBaseCommit)
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if err != nil {
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return false, "", nil, err
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}
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for _, commit := range commitList {
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verification := ParseCommitWithSignature(commit)
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if !verification.Verified {
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return false, "", nil, &ErrWontSign{commitsSigned}
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}
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}
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}
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}
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return true, signingKey, signer, nil
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}
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