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Prevent merge of outdated PRs on protected branches (#11012)

Browse Source 
* Block PR on Outdated Branch

* finalize

* cleanup

* fix typo and sentences

thanks @guillep2k

Co-Authored-By: guillep2k <18600385+guillep2k@users.noreply.github.com>

Co-authored-by: guillep2k <18600385+guillep2k@users.noreply.github.com>
Co-authored-by: Lauris BH <lauris@nix.lv>
tokarchuk/v1.17
6543 5 years ago committed by GitHub
parent 2cb5878529
commit c52d48aae4
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GPG Key ID: 4AEE18F83AFDEB23
15 changed files with 81 additions and 5 deletions
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  1. 6
      models/branches.go
  2. 6
      models/migrations/migrations.go
  3. 16
      models/migrations/v137.go
  4. 1
      modules/auth/repo_form.go
  5. 1
      modules/convert/convert.go
  6. 3
      modules/structs/repo_branch.go
  7. 3
      options/locale/locale_en-US.ini
  8. 5
      routers/api/v1/repo/branch.go
  9. 1
      routers/private/hook.go
  10. 1
      routers/repo/issue.go
  11. 1
      routers/repo/setting_protected_branch.go
  12. 10
      services/pull/merge.go
  13. 13
      templates/repo/issue/view_content/pull.tmpl
  14. 7
      templates/repo/settings/protected_branch.tmpl
  15. 12
      templates/swagger/v1_json.tmpl

6
models/branches.go
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@ -47,6 +47,7 @@ type ProtectedBranch struct {
ApprovalsWhitelistTeamIDs []int64 `xorm:"JSON TEXT"`
RequiredApprovals int64 `xorm:"NOT NULL DEFAULT 0"`
BlockOnRejectedReviews bool `xorm:"NOT NULL DEFAULT false"`
BlockOnOutdatedBranch bool `xorm:"NOT NULL DEFAULT false"`
DismissStaleApprovals bool `xorm:"NOT NULL DEFAULT false"`
RequireSignedCommits bool `xorm:"NOT NULL DEFAULT false"`
ProtectedFilePatterns string `xorm:"TEXT"`
@ -194,6 +195,11 @@ func (protectBranch *ProtectedBranch) MergeBlockedByRejectedReview(pr *PullReque
return rejectExist
}
// MergeBlockedByOutdatedBranch returns true if merge is blocked by an outdated head branch
func (protectBranch *ProtectedBranch) MergeBlockedByOutdatedBranch(pr *PullRequest) bool {
return protectBranch.BlockOnOutdatedBranch && pr.CommitsBehind > 0
}
// GetProtectedFilePatterns parses a semicolon separated list of protected file patterns and returns a glob.Glob slice
func (protectBranch *ProtectedBranch) GetProtectedFilePatterns() []glob.Glob {
extarr := make([]glob.Glob, 0, 10)

6
models/migrations/migrations.go
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@ -202,10 +202,12 @@ var migrations = []Migration{
NewMigration("Add EmailHash Table", addEmailHashTable),
// v134 -> v135
NewMigration("Refix merge base for merged pull requests", refixMergeBase),
// v135 -> 136
// v135 -> v136
NewMigration("Add OrgID column to Labels table", addOrgIDLabelColumn),
// v136 -> 137
// v136 -> v137
NewMigration("Add CommitsAhead and CommitsBehind Column to PullRequest Table", addCommitDivergenceToPulls),
// v137 -> v138
NewMigration("Add Branch Protection Block Outdated Branch", addBlockOnOutdatedBranch),
}
// GetCurrentDBVersion returns the current db version

16
models/migrations/v137.go
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@ -0,0 +1,16 @@
// Copyright 2020 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 migrations
import (
"xorm.io/xorm"
)
func addBlockOnOutdatedBranch(x *xorm.Engine) error {
type ProtectedBranch struct {
BlockOnOutdatedBranch bool `xorm:"NOT NULL DEFAULT false"`
}
return x.Sync2(new(ProtectedBranch))
}

1
modules/auth/repo_form.go
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@ -173,6 +173,7 @@ type ProtectBranchForm struct {
ApprovalsWhitelistUsers string
ApprovalsWhitelistTeams string
BlockOnRejectedReviews bool
BlockOnOutdatedBranch bool
DismissStaleApprovals bool
RequireSignedCommits bool
ProtectedFilePatterns string

1
modules/convert/convert.go
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@ -118,6 +118,7 @@ func ToBranchProtection(bp *models.ProtectedBranch) *api.BranchProtection {
ApprovalsWhitelistUsernames: approvalsWhitelistUsernames,
ApprovalsWhitelistTeams: approvalsWhitelistTeams,
BlockOnRejectedReviews: bp.BlockOnRejectedReviews,
BlockOnOutdatedBranch: bp.BlockOnOutdatedBranch,
DismissStaleApprovals: bp.DismissStaleApprovals,
RequireSignedCommits: bp.RequireSignedCommits,
ProtectedFilePatterns: bp.ProtectedFilePatterns,

3
modules/structs/repo_branch.go
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@ -39,6 +39,7 @@ type BranchProtection struct {
ApprovalsWhitelistUsernames []string `json:"approvals_whitelist_username"`
ApprovalsWhitelistTeams []string `json:"approvals_whitelist_teams"`
BlockOnRejectedReviews bool `json:"block_on_rejected_reviews"`
BlockOnOutdatedBranch bool `json:"block_on_outdated_branch"`
DismissStaleApprovals bool `json:"dismiss_stale_approvals"`
RequireSignedCommits bool `json:"require_signed_commits"`
ProtectedFilePatterns string `json:"protected_file_patterns"`
@ -66,6 +67,7 @@ type CreateBranchProtectionOption struct {
ApprovalsWhitelistUsernames []string `json:"approvals_whitelist_username"`
ApprovalsWhitelistTeams []string `json:"approvals_whitelist_teams"`
BlockOnRejectedReviews bool `json:"block_on_rejected_reviews"`
BlockOnOutdatedBranch bool `json:"block_on_outdated_branch"`
DismissStaleApprovals bool `json:"dismiss_stale_approvals"`
RequireSignedCommits bool `json:"require_signed_commits"`
ProtectedFilePatterns string `json:"protected_file_patterns"`
@ -88,6 +90,7 @@ type EditBranchProtectionOption struct {
ApprovalsWhitelistUsernames []string `json:"approvals_whitelist_username"`
ApprovalsWhitelistTeams []string `json:"approvals_whitelist_teams"`
BlockOnRejectedReviews *bool `json:"block_on_rejected_reviews"`
BlockOnOutdatedBranch *bool `json:"block_on_outdated_branch"`
DismissStaleApprovals *bool `json:"dismiss_stale_approvals"`
RequireSignedCommits *bool `json:"require_signed_commits"`
ProtectedFilePatterns *string `json:"protected_file_patterns"`

3
options/locale/locale_en-US.ini
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@ -1102,6 +1102,7 @@ pulls.required_status_check_missing = Some required checks are missing.
pulls.required_status_check_administrator = As an administrator, you may still merge this pull request.
pulls.blocked_by_approvals = "This Pull Request doesn't have enough approvals yet. %d of %d approvals granted."
pulls.blocked_by_rejection = "This Pull Request has changes requested by an official reviewer."
pulls.blocked_by_outdated_branch = "This Pull Request is blocked because it's outdated."
pulls.can_auto_merge_desc = This pull request can be merged automatically.
pulls.cannot_auto_merge_desc = This pull request cannot be merged automatically due to conflicts.
pulls.cannot_auto_merge_helper = Merge manually to resolve the conflicts.
@ -1528,6 +1529,8 @@ settings.protected_branch_deletion = Disable Branch Protection
settings.protected_branch_deletion_desc = Disabling branch protection allows users with write permission to push to the branch. Continue?
settings.block_rejected_reviews = Block merge on rejected reviews
settings.block_rejected_reviews_desc = Merging will not be possible when changes are requested by official reviewers, even if there are enough approvals.
settings.block_outdated_branch = Block merge if pull request is outdated
settings.block_outdated_branch_desc = Merging will not be possible when head branch is behind base branch.
settings.default_branch_desc = Select a default repository branch for pull requests and code commits:
settings.choose_branch = Choose a branch…
settings.no_protected_branch = There are no protected branches.

5
routers/api/v1/repo/branch.go
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@ -340,6 +340,7 @@ func CreateBranchProtection(ctx *context.APIContext, form api.CreateBranchProtec
DismissStaleApprovals: form.DismissStaleApprovals,
RequireSignedCommits: form.RequireSignedCommits,
ProtectedFilePatterns: form.ProtectedFilePatterns,
BlockOnOutdatedBranch: form.BlockOnOutdatedBranch,
}
err = models.UpdateProtectBranch(ctx.Repo.Repository, protectBranch, models.WhitelistOptions{
@ -475,6 +476,10 @@ func EditBranchProtection(ctx *context.APIContext, form api.EditBranchProtection
protectBranch.ProtectedFilePatterns = *form.ProtectedFilePatterns
}
if form.BlockOnOutdatedBranch != nil {
protectBranch.BlockOnOutdatedBranch = *form.BlockOnOutdatedBranch
}
var whitelistUsers []int64
if form.PushWhitelistUsernames != nil {
whitelistUsers, err = models.GetUserIDsByNames(form.PushWhitelistUsernames, false)

1
routers/private/hook.go
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@ -263,6 +263,7 @@ func HookPreReceive(ctx *macaron.Context, opts private.HookOptions) {
}
}
// Detect Protected file pattern
globs := protectBranch.GetProtectedFilePatterns()
if len(globs) > 0 {
err := checkFileProtection(oldCommitID, newCommitID, globs, gitRepo, env)

1
routers/repo/issue.go
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@ -1065,6 +1065,7 @@ func ViewIssue(ctx *context.Context) {
cnt := pull.ProtectedBranch.GetGrantedApprovalsCount(pull)
ctx.Data["IsBlockedByApprovals"] = !pull.ProtectedBranch.HasEnoughApprovals(pull)
ctx.Data["IsBlockedByRejection"] = pull.ProtectedBranch.MergeBlockedByRejectedReview(pull)
ctx.Data["IsBlockedByOutdatedBranch"] = pull.ProtectedBranch.MergeBlockedByOutdatedBranch(pull)
ctx.Data["GrantedApprovals"] = cnt
ctx.Data["RequireSigned"] = pull.ProtectedBranch.RequireSignedCommits
}

1
routers/repo/setting_protected_branch.go
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@ -248,6 +248,7 @@ func SettingsProtectedBranchPost(ctx *context.Context, f auth.ProtectBranchForm)
protectBranch.DismissStaleApprovals = f.DismissStaleApprovals
protectBranch.RequireSignedCommits = f.RequireSignedCommits
protectBranch.ProtectedFilePatterns = f.ProtectedFilePatterns
protectBranch.BlockOnOutdatedBranch = f.BlockOnOutdatedBranch
err = models.UpdateProtectBranch(ctx.Repo.Repository, protectBranch, models.WhitelistOptions{
UserIDs: whitelistUsers,

10
services/pull/merge.go
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@ -574,16 +574,22 @@ func CheckPRReadyToMerge(pr *models.PullRequest) (err error) {
}
}
if enoughApprovals := pr.ProtectedBranch.HasEnoughApprovals(pr); !enoughApprovals {
if !pr.ProtectedBranch.HasEnoughApprovals(pr) {
return models.ErrNotAllowedToMerge{
Reason: "Does not have enough approvals",
}
}
if rejected := pr.ProtectedBranch.MergeBlockedByRejectedReview(pr); rejected {
if pr.ProtectedBranch.MergeBlockedByRejectedReview(pr) {
return models.ErrNotAllowedToMerge{
Reason: "There are requested changes",
}
}
if pr.ProtectedBranch.MergeBlockedByOutdatedBranch(pr) {
return models.ErrNotAllowedToMerge{
Reason: "The head branch is behind the base branch",
}
}
return nil
}

13
templates/repo/issue/view_content/pull.tmpl
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@ -66,6 +66,7 @@
{{- else if .IsPullRequestBroken}}red
{{- else if .IsBlockedByApprovals}}red
{{- else if .IsBlockedByRejection}}red
{{- else if .IsBlockedByOutdatedBranch}}red
{{- else if and .EnableStatusCheck (or .RequiredStatusCheckState.IsFailure .RequiredStatusCheckState.IsError)}}red
{{- else if and .EnableStatusCheck (or (not $.LatestCommitStatus) .RequiredStatusCheckState.IsPending .RequiredStatusCheckState.IsWarning)}}yellow
{{- else if and .RequireSigned (not .WillSign)}}}red
@ -138,6 +139,11 @@
<i class="icon icon-octicon">{{svg "octicon-x" 16}}</i>
{{$.i18n.Tr "repo.pulls.blocked_by_rejection"}}
</div>
{{else if .IsBlockedByOutdatedBranch}}
<div class="item text red">
<i class="icon icon-octicon">{{svg "octicon-x" 16}}</i>
{{$.i18n.Tr "repo.pulls.blocked_by_outdated_branch"}}
</div>
{{else if and .EnableStatusCheck (or .RequiredStatusCheckState.IsError .RequiredStatusCheckState.IsFailure)}}
<div class="item text red">
<i class="icon icon-octicon">{{svg "octicon-x" 16}}</i>
@ -158,7 +164,7 @@
{{$.i18n.Tr (printf "repo.signing.wont_sign.%s" .WontSignReason) }}
</div>
{{end}}
{{$notAllOverridableChecksOk := or .IsBlockedByApprovals .IsBlockedByRejection (and .EnableStatusCheck (not .RequiredStatusCheckState.IsSuccess))}}
{{$notAllOverridableChecksOk := or .IsBlockedByApprovals .IsBlockedByRejection .IsBlockedByOutdatedBranch (and .EnableStatusCheck (not .RequiredStatusCheckState.IsSuccess))}}
{{if and (or $.IsRepoAdmin (not $notAllOverridableChecksOk)) (or (not .RequireSigned) .WillSign)}}
{{if $notAllOverridableChecksOk}}
<div class="item text yellow">
@ -342,6 +348,11 @@
{{svg "octicon-x" 16}}
{{$.i18n.Tr "repo.pulls.blocked_by_rejection"}}
</div>
{{else if .IsBlockedByOutdatedBranch}}
<div class="item text red">
<i class="icon icon-octicon">{{svg "octicon-x" 16}}</i>
{{$.i18n.Tr "repo.pulls.blocked_by_outdated_branch"}}
</div>
{{else if and .EnableStatusCheck (not .RequiredStatusCheckState.IsSuccess)}}
<div class="item text red">
{{svg "octicon-x" 16}}

7
templates/repo/settings/protected_branch.tmpl
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@ -225,6 +225,13 @@
<p class="help">{{.i18n.Tr "repo.settings.require_signed_commits_desc"}}</p>
</div>
</div>
<div class="field">
<div class="ui checkbox">
<input name="block_on_outdated_branch" type="checkbox" {{if .Branch.BlockOnOutdatedBranch}}checked{{end}}>
<label for="block_on_outdated_branch">{{.i18n.Tr "repo.settings.block_outdated_branch"}}</label>
<p class="help">{{.i18n.Tr "repo.settings.block_outdated_branch_desc"}}</p>
</div>
</div>
<div class="field">
<label for="protected_file_patterns">{{.i18n.Tr "repo.settings.protect_protected_file_patterns"}}</label>
<input name="protected_file_patterns" id="protected_file_patterns" type="text" value="{{.Branch.ProtectedFilePatterns}}">

12
templates/swagger/v1_json.tmpl
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@ -10072,6 +10072,10 @@
},
"x-go-name": "ApprovalsWhitelistUsernames"
},
"block_on_outdated_branch": {
"type": "boolean",
"x-go-name": "BlockOnOutdatedBranch"
},
"block_on_rejected_reviews": {
"type": "boolean",
"x-go-name": "BlockOnRejectedReviews"
@ -10392,6 +10396,10 @@
},
"x-go-name": "ApprovalsWhitelistUsernames"
},
"block_on_outdated_branch": {
"type": "boolean",
"x-go-name": "BlockOnOutdatedBranch"
},
"block_on_rejected_reviews": {
"type": "boolean",
"x-go-name": "BlockOnRejectedReviews"
@ -11204,6 +11212,10 @@
},
"x-go-name": "ApprovalsWhitelistUsernames"
},
"block_on_outdated_branch": {
"type": "boolean",
"x-go-name": "BlockOnOutdatedBranch"
},
"block_on_rejected_reviews": {
"type": "boolean",
"x-go-name": "BlockOnRejectedReviews"

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