Revert "Revert "Merge branch '18193-developers-can-merge' into 'master'

This reverts commit 530f5158.

See !4892.
Signed-off-by: 's avatarRémy Coutable <remy@rymai.me>
parent 1266e266
......@@ -53,6 +53,7 @@ v 8.10.0 (unreleased)
- Add "Enabled Git access protocols" to Application Settings
- Diffs will create button/diff form on demand no on server side
- Reduce size of HTML used by diff comment forms
- Protected branches have a "Developers can Merge" setting. !4892 (original implementation by Mathias Vestergaard)
- Fix user creation with stronger minimum password requirements !4054 (nathan-pmt)
- Only show New Snippet button to users that can create snippets.
- PipelinesFinder uses git cache data
......
$ ->
$(".protected-branches-list :checkbox").change (e) ->
name = $(this).attr("name")
if name == "developers_can_push"
if name == "developers_can_push" || name == "developers_can_merge"
id = $(this).val()
checked = $(this).is(":checked")
can_push = $(this).is(":checked")
url = $(this).data("url")
$.ajax
type: "PUT"
type: "PATCH"
url: url
dataType: "json"
data:
id: id
protected_branch:
developers_can_push: checked
"#{name}": can_push
success: ->
row = $(e.target)
......
......@@ -50,6 +50,6 @@ class Projects::ProtectedBranchesController < Projects::ApplicationController
end
def protected_branch_params
params.require(:protected_branch).permit(:name, :developers_can_push)
params.require(:protected_branch).permit(:name, :developers_can_push, :developers_can_merge)
end
end
......@@ -12,7 +12,7 @@ module BranchesHelper
def can_push_branch?(project, branch_name)
return false unless project.repository.branch_exists?(branch_name)
::Gitlab::GitAccess.new(current_user, project, 'web').can_push_to_branch?(branch_name)
::Gitlab::UserAccess.new(current_user, project: project).can_push_to_branch?(branch_name)
end
def project_branches
......
......@@ -552,7 +552,13 @@ class MergeRequest < ActiveRecord::Base
end
def can_be_merged_by?(user)
::Gitlab::GitAccess.new(user, project, 'web').can_push_to_branch?(target_branch)
access = ::Gitlab::UserAccess.new(user, project: project)
access.can_push_to_branch?(target_branch) || access.can_merge_to_branch?(target_branch)
end
def can_be_merged_via_command_line_by?(user)
access = ::Gitlab::UserAccess.new(user, project: project)
access.can_push_to_branch?(target_branch)
end
def mergeable_ci_state?
......
......@@ -838,6 +838,10 @@ class Project < ActiveRecord::Base
protected_branches.matching(branch_name).any?(&:developers_can_push)
end
def developers_can_merge_to_protected_branch?(branch_name)
protected_branches.matching(branch_name).any?(&:developers_can_merge)
end
def forked?
!(forked_project_link.nil? || forked_project_link.forked_from_project.nil?)
end
......
......@@ -769,9 +769,9 @@ class Repository
end
end
def merge(user, source_sha, target_branch, options = {})
our_commit = rugged.branches[target_branch].target
their_commit = rugged.lookup(source_sha)
def merge(user, merge_request, options = {})
our_commit = rugged.branches[merge_request.target_branch].target
their_commit = rugged.lookup(merge_request.diff_head_sha)
raise "Invalid merge target" if our_commit.nil?
raise "Invalid merge source" if their_commit.nil?
......@@ -779,14 +779,16 @@ class Repository
merge_index = rugged.merge_commits(our_commit, their_commit)
return false if merge_index.conflicts?
commit_with_hooks(user, target_branch) do |ref|
commit_with_hooks(user, merge_request.target_branch) do |tmp_ref|
actual_options = options.merge(
parents: [our_commit, their_commit],
tree: merge_index.write_tree(rugged),
update_ref: ref
update_ref: tmp_ref
)
Rugged::Commit.create(rugged, actual_options)
commit_id = Rugged::Commit.create(rugged, actual_options)
merge_request.update(in_progress_merge_commit_sha: commit_id)
commit_id
end
end
......
......@@ -23,7 +23,7 @@ module Commits
private
def check_push_permissions
allowed = ::Gitlab::GitAccess.new(current_user, project, 'web').can_push_to_branch?(@target_branch)
allowed = ::Gitlab::UserAccess.new(current_user, project: project).can_push_to_branch?(@target_branch)
unless allowed
raise ValidationError.new('You are not allowed to push into this branch')
......@@ -31,7 +31,7 @@ module Commits
true
end
def create_target_branch(new_branch)
# Temporary branch exists and contains the change commit
return success if repository.find_branch(new_branch)
......
......@@ -42,7 +42,7 @@ module Files
end
def validate
allowed = ::Gitlab::GitAccess.new(current_user, project, 'web').can_push_to_branch?(@target_branch)
allowed = ::Gitlab::UserAccess.new(current_user, project: project).can_push_to_branch?(@target_branch)
unless allowed
raise_error("You are not allowed to push into this branch")
......
......@@ -89,7 +89,8 @@ class GitPushService < BaseService
# Set protection on the default branch if configured
if current_application_settings.default_branch_protection != PROTECTION_NONE
developers_can_push = current_application_settings.default_branch_protection == PROTECTION_DEV_CAN_PUSH ? true : false
@project.protected_branches.create({ name: @project.default_branch, developers_can_push: developers_can_push })
developers_can_merge = current_application_settings.default_branch_protection == PROTECTION_DEV_CAN_MERGE ? true : false
@project.protected_branches.create({ name: @project.default_branch, developers_can_push: developers_can_push, developers_can_merge: developers_can_merge })
end
end
......
......@@ -34,7 +34,7 @@ module MergeRequests
committer: committer
}
commit_id = repository.merge(current_user, merge_request.diff_head_sha, merge_request.target_branch, options)
commit_id = repository.merge(current_user, merge_request, options)
merge_request.update(merge_commit_sha: commit_id)
rescue GitHooksService::PreReceiveError => e
merge_request.update(merge_error: e.message)
......@@ -43,6 +43,8 @@ module MergeRequests
merge_request.update(merge_error: "Something went wrong during merge")
Rails.logger.error(e.message)
false
ensure
merge_request.update(in_progress_merge_commit_sha: nil)
end
def after_merge
......
......@@ -48,7 +48,7 @@ module MergeRequests
end
def force_push?
Gitlab::ForcePushCheck.force_push?(@project, @oldrev, @newrev)
Gitlab::Checks::ForcePush.force_push?(@project, @oldrev, @newrev)
end
# Refresh merge request diff if we push to source or target branch of merge request
......
......@@ -4,7 +4,7 @@
%p
Please resolve these conflicts or
- if @merge_request.can_be_merged_by?(current_user)
- if @merge_request.can_be_merged_via_command_line_by?(current_user)
#{link_to "merge this request manually", "#modal_merge_info", class: "how_to_merge_link vlink", "data-toggle" => "modal"}.
- else
ask someone with write access to this repository to merge this request manually.
......@@ -8,6 +8,7 @@
.table-responsive
%table.table.protected-branches-list
%colgroup
%col{ width: "20%" }
%col{ width: "30%" }
%col{ width: "25%" }
%col{ width: "25%" }
......@@ -18,6 +19,7 @@
%th Protected Branch
%th Commit
%th Developers Can Push
%th Developers Can Merge
- if can_admin_project
%th
%tbody
......
......@@ -16,6 +16,8 @@
(branch was removed from repository)
%td
= check_box_tag("developers_can_push", protected_branch.id, protected_branch.developers_can_push, data: { url: url })
%td
= check_box_tag("developers_can_merge", protected_branch.id, protected_branch.developers_can_merge, data: { url: url })
- if can_admin_project
%td
= link_to 'Unprotect', [@project.namespace.becomes(Namespace), @project, protected_branch], data: { confirm: 'Branch will be writable for developers. Are you sure?' }, method: :delete, class: "btn btn-warning btn-sm pull-right"
......@@ -36,6 +36,14 @@
= f.label :developers_can_push, "Developers can push", class: "label-light append-bottom-0"
%p.light.append-bottom-0
Allow developers to push to this branch
.form-group
= f.check_box :developers_can_merge, class: "pull-left"
.prepend-left-20
= f.label :developers_can_merge, "Developers can merge", class: "label-light append-bottom-0"
%p.light.append-bottom-0
Allow developers to accept merge requests to this branch
= f.submit "Protect", class: "btn-create btn protect-branch-btn", disabled: true
%hr
= render "branches_list"
class AddDevelopersCanMergeToProtectedBranches < ActiveRecord::Migration
include Gitlab::Database::MigrationHelpers
disable_ddl_transaction!
def change
add_column_with_default :protected_branches, :developers_can_merge, :boolean, default: false, allow_null: false
end
end
# See http://doc.gitlab.com/ce/development/migration_style_guide.html
# for more information on how to write migrations for GitLab.
class AddColumnInProgressMergeCommitShaToMergeRequests < ActiveRecord::Migration
def change
add_column :merge_requests, :in_progress_merge_commit_sha, :string
end
end
......@@ -624,8 +624,9 @@ ActiveRecord::Schema.define(version: 20160712171823) do
t.integer "merge_user_id"
t.string "merge_commit_sha"
t.datetime "deleted_at"
t.integer "lock_version", default: 0, null: false
t.string "in_progress_merge_commit_sha"
end
add_index "merge_requests", ["assignee_id"], name: "index_merge_requests_on_assignee_id", using: :btree
add_index "merge_requests", ["author_id"], name: "index_merge_requests_on_author_id", using: :btree
add_index "merge_requests", ["created_at", "id"], name: "index_merge_requests_on_created_at_and_id", using: :btree
......@@ -858,11 +859,12 @@ ActiveRecord::Schema.define(version: 20160712171823) do
add_index "projects", ["visibility_level"], name: "index_projects_on_visibility_level", using: :btree
create_table "protected_branches", force: :cascade do |t|
t.integer "project_id", null: false
t.string "name", null: false
t.integer "project_id", null: false
t.string "name", null: false
t.datetime "created_at"
t.datetime "updated_at"
t.boolean "developers_can_push", default: false, null: false
t.boolean "developers_can_push", default: false, null: false
t.boolean "developers_can_merge", default: false, null: false
end
add_index "protected_branches", ["project_id"], name: "index_protected_branches_on_project_id", using: :btree
......
......@@ -17,7 +17,7 @@ module API
def current_user
@current_user ||= (find_user_by_private_token || doorkeeper_guard)
unless @current_user && Gitlab::UserAccess.allowed?(@current_user)
unless @current_user && Gitlab::UserAccess.new(@current_user).allowed?
return nil
end
......
......@@ -14,9 +14,10 @@ module Gitlab
OWNER = 50
# Branch protection settings
PROTECTION_NONE = 0
PROTECTION_DEV_CAN_PUSH = 1
PROTECTION_FULL = 2
PROTECTION_NONE = 0
PROTECTION_DEV_CAN_PUSH = 1
PROTECTION_FULL = 2
PROTECTION_DEV_CAN_MERGE = 3
class << self
def values
......@@ -54,6 +55,7 @@ module Gitlab
def protection_options
{
"Not protected: Both developers and masters can push new commits, force push, or delete the branch." => PROTECTION_NONE,
"Protected against pushes: Developers cannot push new commits, but are allowed to accept merge requests to the branch." => PROTECTION_DEV_CAN_MERGE,
"Partially protected: Developers can push new commits, but cannot force push or delete the branch. Masters can do all of those." => PROTECTION_DEV_CAN_PUSH,
"Fully protected: Developers cannot push new commits, force push, or delete the branch. Only masters can do any of those." => PROTECTION_FULL,
}
......
module Gitlab
module Checks
class ChangeAccess
attr_reader :user_access, :project
def initialize(change, user_access:, project:)
@oldrev, @newrev, @ref = change.split(' ')
@branch_name = branch_name(@ref)
@user_access = user_access
@project = project
end
def exec
error = protected_branch_checks || tag_checks || push_checks
if error
GitAccessStatus.new(false, error)
else
GitAccessStatus.new(true)
end
end
protected
def protected_branch_checks
return unless project.protected_branch?(@branch_name)
if forced_push? && user_access.cannot_do_action?(:force_push_code_to_protected_branches)
return "You are not allowed to force push code to a protected branch on this project."
elsif Gitlab::Git.blank_ref?(@newrev) && user_access.cannot_do_action?(:remove_protected_branches)
return "You are not allowed to delete protected branches from this project."
end
if matching_merge_request?
if user_access.can_merge_to_branch?(@branch_name) || user_access.can_push_to_branch?(@branch_name)
return
else
"You are not allowed to merge code into protected branches on this project."
end
else
if user_access.can_push_to_branch?(@branch_name)
return
else
"You are not allowed to push code to protected branches on this project."
end
end
end
def tag_checks
tag_ref = tag_name(@ref)
if tag_ref && protected_tag?(tag_ref) && user_access.cannot_do_action?(:admin_project)
"You are not allowed to change existing tags on this project."
end
end
def push_checks
if user_access.cannot_do_action?(:push_code)
"You are not allowed to push code to this project."
end
end
private
def protected_tag?(tag_name)
project.repository.tag_exists?(tag_name)
end
def forced_push?
Gitlab::Checks::ForcePush.force_push?(@project, @oldrev, @newrev)
end
def matching_merge_request?
Checks::MatchingMergeRequest.new(@newrev, @branch_name, @project).match?
end
def branch_name(ref)
ref = @ref.to_s
if Gitlab::Git.branch_ref?(ref)
Gitlab::Git.ref_name(ref)
else
nil
end
end
def tag_name(ref)
ref = @ref.to_s
if Gitlab::Git.tag_ref?(ref)
Gitlab::Git.ref_name(ref)
else
nil
end
end
end
end
end
module Gitlab
module Checks
class ForcePush
def self.force_push?(project, oldrev, newrev)
return false if project.empty_repo?
# Created or deleted branch
if Gitlab::Git.blank_ref?(oldrev) || Gitlab::Git.blank_ref?(newrev)
false
else
missed_refs, _ = Gitlab::Popen.popen(%W(#{Gitlab.config.git.bin_path} --git-dir=#{project.repository.path_to_repo} rev-list #{oldrev} ^#{newrev}))
missed_refs.split("\n").size > 0
end
end
end
end
end
module Gitlab
module Checks
class MatchingMergeRequest
def initialize(newrev, branch_name, project)
@newrev = newrev
@branch_name = branch_name
@project = project
end
def match?
@project.merge_requests
.with_state(:locked)
.where(in_progress_merge_commit_sha: @newrev, target_branch: @branch_name)
.exists?
end
end
end
end
module Gitlab
class ForcePushCheck
def self.force_push?(project, oldrev, newrev)
return false if project.empty_repo?
# Created or deleted branch
if Gitlab::Git.blank_ref?(oldrev) || Gitlab::Git.blank_ref?(newrev)
false
else
missed_refs, _ = Gitlab::Popen.popen(%W(#{Gitlab.config.git.bin_path} --git-dir=#{project.repository.path_to_repo} rev-list #{oldrev} ^#{newrev}))
missed_refs.split("\n").size > 0
end
end
end
end
# Check a user's access to perform a git action. All public methods in this
# class return an instance of `GitlabAccessStatus`
module Gitlab
class GitAccess
DOWNLOAD_COMMANDS = %w{ git-upload-pack git-upload-archive }
PUSH_COMMANDS = %w{ git-receive-pack }
attr_reader :actor, :project, :protocol
attr_reader :actor, :project, :protocol, :user_access
def initialize(actor, project, protocol)
@actor = actor
@project = project
@protocol = protocol
end
def user
return @user if defined?(@user)
@user =
case actor
when User
actor
when DeployKey
nil
when Key
actor.user
end
end
def deploy_key
actor if actor.is_a?(DeployKey)
end
def can_push_to_branch?(ref)
return false unless user
if project.protected_branch?(ref) && !project.developers_can_push_to_protected_branch?(ref)
user.can?(:push_code_to_protected_branches, project)
else
user.can?(:push_code, project)
end
end
def can_read_project?
if user
user.can?(:read_project, project)
elsif deploy_key
deploy_key.projects.include?(project)
else
false
end
@user_access = UserAccess.new(user, project: project)
end
def check(cmd, changes = nil)
......@@ -56,11 +21,11 @@ module Gitlab
return build_status_object(false, "No user or key was provided.")
end
if user && !user_allowed?
if user && !user_access.allowed?
return build_status_object(false, "Your account has been blocked.")
end
unless project && can_read_project?
unless project && (user_access.can_read_project? || deploy_key_can_read_project?)
return build_status_object(false, 'The project you were looking for could not be found.')
end
......@@ -95,7 +60,7 @@ module Gitlab
end
def user_download_access_check
unless user.can?(:download_code, project)
unless user_access.can_do_action?(:download_code)
return build_status_object(false, "You are not allowed to download code from this project.")
end
......@@ -125,46 +90,8 @@ module Gitlab
build_status_object(true)
end
def can_user_do_action?(action)
@permission_cache ||= {}
@permission_cache[action] ||= user.can?(action, project)
end
def change_access_check(change)
oldrev, newrev, ref = change.split(' ')
action =
if project.protected_branch?(branch_name(ref))
protected_branch_action(oldrev, newrev, branch_name(ref))
elsif (tag_ref = tag_name(ref)) && protected_tag?(tag_ref)
# Prevent any changes to existing git tag unless user has permissions
:admin_project
else
:push_code
end
unless can_user_do_action?(action)
status =
case action
when :force_push_code_to_protected_branches
build_status_object(false, "You are not allowed to force push code to a protected branch on this project.")
when :remove_protected_branches
build_status_object(false, "You are not allowed to deleted protected branches from this project.")
when :push_code_to_protected_branches
build_status_object(false, "You are not allowed to push code to protected branches on this project.")
when :admin_project
build_status_object(false, "You are not allowed to change existing tags on this project.")
else # :push_code
build_status_object(false, "You are not allowed to push code to this project.")
end
return status
end
build_status_object(true)
end
def forced_push?(oldrev, newrev)
Gitlab::ForcePushCheck.force_push?(project, oldrev, newrev)
Checks::ChangeAccess.new(change, user_access: user_access, project: project).exec
end
def protocol_allowed?
......@@ -173,48 +100,38 @@ module Gitlab
private
def protected_branch_action(oldrev, newrev, branch_name)
# we dont allow force push to protected branch
if forced_push?(oldrev, newrev)
:force_push_code_to_protected_branches
elsif Gitlab::Git.blank_ref?(newrev)
# and we dont allow remove of protected branch
:remove_protected_branches
elsif project.developers_can_push_to_protected_branch?(branch_name)
:push_code
else
:push_code_to_protected_branches
end
def matching_merge_request?(newrev, branch_name)
Checks::MatchingMergeRequest.new(newrev, branch_name, project).match?
end
def protected_tag?(tag_name)
project.repository.tag_exists?(tag_name)
end
def user_allowed?
Gitlab::UserAccess.allowed?(user)
end
def branch_name(ref)
ref = ref.to_s
if Gitlab::Git.branch_ref?(ref)
Gitlab::Git.ref_name(ref)
else
nil
end
def deploy_key
actor if actor.is_a?(DeployKey)
end
def tag_name(ref)
ref = ref.to_s
if Gitlab::Git.tag_ref?(ref)
Gitlab::Git.ref_name(ref)
def deploy_key_can_read_project?
if deploy_key
deploy_key.projects.include?(project)
else
nil
false
end
end
protected
def user
return @user if defined?(@user)
@user =
case actor
when User
actor
when DeployKey
nil
when Key
actor.user
end
end
def build_status_object(status, message = '')
GitAccessStatus.new(status, message)
end
......
module Gitlab
class GitAccessWiki < GitAccess
def change_access_check(change)
if user.can?(:create_wiki, project)
if user_access.can_do_action?(:create_wiki)
build_status_object(true)
else
build_status_object(false, "You are not allowed to write to this project's wiki.")
......
module Gitlab
module UserAccess
def self.allowed?(user)
return false if user.blocked?
class UserAccess
attr_reader :user, :project
def initialize(user, project: nil)
@user = user
@project = project
end
def can_do_action?(action)
@permission_cache ||= {}
@permission_cache[action] ||= user.can?(action, project)
end
def cannot_do_action?(action)
!can_do_action?(action)
end
def allowed?
return false if user.blank? || user.blocked?
if user.requires_ldap_check? && user.try_obtain_ldap_lease
return false unless Gitlab::LDAP::Access.allowed?(user)
......@@ -9,5 +25,31 @@ module Gitlab
true
end
def can_push_to_branch?(ref)
return false unless user
if project.protected_branch?(ref) && !project.developers_can_push_to_protected_branch?(ref)
user.can?(:push_code_to_protected_branches, project)
else
user.can?(:push_code, project)
end
end
def can_merge_to_branch?(ref)
return false unless user
if project.protected_branch?(ref) && !project.developers_can_merge_to_protected_branch?(ref)
user.can?(:push_code_to_protected_branches, project)
else
user.can?(:push_code, project)
end
end