Add latest changes from gitlab-org/gitlab@master

Gemfile

@@ -405,7 +405,7 @@ group :test do
   gem 'webmock', '~> 3.5.1'
   gem 'rails-controller-testing'
   gem 'concurrent-ruby', '~> 1.1'
-  gem 'test-prof', '~> 0.2.5'
+  gem 'test-prof', '~> 0.10.0'
   gem 'rspec_junit_formatter'
 end
 

Gemfile.lock

@@ -994,7 +994,7 @@ GEM
     temple (0.8.1)
     terminal-table (1.8.0)
       unicode-display_width (~> 1.1, >= 1.1.1)
-    test-prof (0.2.5)
+    test-prof (0.10.0)
     text (1.3.1)
     thin (1.7.2)
       daemons (~> 1.0, >= 1.0.9)
@@ -1314,7 +1314,7 @@ DEPENDENCIES
   stackprof (~> 0.2.10)
   state_machines-activerecord (~> 0.5.1)
   sys-filesystem (~> 1.1.6)
-  test-prof (~> 0.2.5)
+  test-prof (~> 0.10.0)
   thin (~> 1.7.0)
   timecop (~> 0.8.0)
   toml-rb (~> 1.0.0)

app/controllers/health_controller.rb

@@ -41,6 +41,10 @@ class HealthController < ActionController::Base
       info[:labels] = r.labels if r.labels
       [name, info]
     end
+
+    # disable static error pages at the gitlab-workhorse level, we want to see this error response even in production
+    headers["X-GitLab-Custom-Error"] = 1 unless success
+
     render json: response.to_h, status: success ? :ok : :service_unavailable
   end
 end

app/controllers/projects/branches_controller.rb

@@ -11,6 +11,7 @@ class Projects::BranchesController < Projects::ApplicationController
 
   # Support legacy URLs
   before_action :redirect_for_legacy_index_sort_or_search, only: [:index]
+  before_action :limit_diverging_commit_counts!, only: [:diverging_commit_counts]
 
   def index
     respond_to do |format|
@@ -125,6 +126,24 @@ class Projects::BranchesController < Projects::ApplicationController
 
   private
 
+  # It can be expensive to calculate the diverging counts for each
+  # branch. Normally the frontend should be specifying a set of branch
+  # names, but prior to
+  # https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/32496, the
+  # frontend could omit this set. To prevent excessive I/O, we require
+  # that a list of names be specified.
+  def limit_diverging_commit_counts!
+    return unless Feature.enabled?(:limit_diverging_commit_counts, default_enabled: true)
+
+    limit = Kaminari.config.default_per_page
+
+    # If we don't have many branches in the repository, then go ahead.
+    return if project.repository.branch_count <= limit
+    return if params[:names].present? && Array(params[:names]).length <= limit
+
+    render json: { error: "Specify at least one and at most #{limit} branch names" }, status: :unprocessable_entity
+  end
+
   def ref
     if params[:ref]
       ref_escaped = strip_tags(sanitize(params[:ref]))

changelogs/unreleased/ak-health-check-custom-error.yml

+---
+title: Disable gitlab-workhorse static error page on health endpoints
+merge_request: 17770
+author:
+type: fixed

changelogs/unreleased/sh-limit-diverging-commit-counts.yml

+---
+title: Limit diverging commit counts requests
+merge_request: 16737
+author:
+type: performance

doc/user/permissions.md

@@ -222,6 +222,7 @@ group.
 | Edit epic comments (posted by any user) **(ULTIMATE)** |       |          |           | ✓ (2)      | ✓ (2) |
 | View group Audit Events                                |       |          |           |            | ✓     |
 | Disable notification emails                            |       |          |           |            | ✓     |
+| View/manage group-level Kubernetes cluster             |       |          |           | ✓          | ✓     |
 
 - (1): Groups can be set to [allow either Owners or Owners and
   Maintainers to create subgroups](group/subgroups/index.md#creating-a-subgroup)

qa/qa/page/project/issue/show.rb

@@ -35,6 +35,10 @@ module QA
             element :more_assignees_link
           end
 
+          view 'app/assets/javascripts/vue_shared/components/issue/related_issuable_item.vue' do
+            element :remove_issue_button
+          end
+
           view 'app/helpers/dropdowns_helper.rb' do
             element :dropdown_input_field
           end
@@ -76,6 +80,10 @@ module QA
             click_element(:milestone_link)
           end
 
+          def click_remove_issue_button
+            click_element(:remove_issue_button)
+          end
+
           # Adds a comment to an issue
           # attachment option should be an absolute path
           def comment(text, attachment: nil, filter: :all_activities)

qa/qa/resource/issue.rb

@@ -15,6 +15,7 @@ module QA
       end
 
       attribute :id
+      attribute :iid
       attribute :assignee_ids
       attribute :labels
       attribute :title

spec/controllers/health_controller_spec.rb

@@ -30,6 +30,19 @@ describe HealthController do
         expect(json_response['shared_state_check']['status']).to eq('ok')
         expect(json_response['gitaly_check']['status']).to eq('ok')
       end
+
+      it 'responds with readiness checks data when a failure happens' do
+        allow(Gitlab::HealthChecks::Redis::RedisCheck).to receive(:readiness).and_return(Gitlab::HealthChecks::Result.new(false, "check error"))
+
+        subject
+
+        expect(json_response['redis_check']['status']).to eq('failed')
+        expect(json_response['redis_check']['message']).to eq('check error')
+        expect(json_response['cache_check']['status']).to eq('ok')
+
+        expect(response.status).to eq(503)
+        expect(response.headers['X-GitLab-Custom-Error']).to eq(1)
+      end
     end
 
     context 'accessed from whitelisted ip' do

spec/controllers/projects/branches_controller_spec.rb

@@ -578,7 +578,9 @@ describe Projects::BranchesController do
   describe 'GET diverging_commit_counts' do
     before do
       sign_in(user)
+    end
 
+    it 'returns the commit counts behind and ahead of default branch' do
       get :diverging_commit_counts,
           format: :json,
           params: {
@@ -586,14 +588,58 @@ describe Projects::BranchesController do
             project_id: project,
             names: ['fix', 'add-pdf-file', 'branch-merged']
           }
-    end
 
-    it 'returns the commit counts behind and ahead of default branch' do
+      expect(response).to have_gitlab_http_status(200)
       expect(json_response).to eq(
         "fix" => { "behind" => 29, "ahead" => 2 },
         "branch-merged" => { "behind" => 1, "ahead" => 0 },
         "add-pdf-file" => { "behind" => 0, "ahead" => 3 }
       )
     end
+
+    it 'returns the commits counts with no names provided' do
+      allow_any_instance_of(Repository).to receive(:branch_count).and_return(Kaminari.config.default_per_page)
+
+      get :diverging_commit_counts,
+          format: :json,
+          params: {
+            namespace_id: project.namespace,
+            project_id: project
+          }
+
+      expect(response).to have_gitlab_http_status(200)
+      expect(json_response.count).to be > 1
+    end
+
+    describe 'with many branches' do
+      before do
+        allow_any_instance_of(Repository).to receive(:branch_count).and_return(Kaminari.config.default_per_page + 1)
+      end
+
+      it 'returns 422 if no names are specified' do
+        get :diverging_commit_counts,
+            format: :json,
+            params: {
+              namespace_id: project.namespace,
+              project_id: project
+            }
+
+        expect(response).to have_gitlab_http_status(422)
+        expect(json_response['error']).to eq("Specify at least one and at most #{Kaminari.config.default_per_page} branch names")
+      end
+
+      it 'returns the list of counts' do
+        get :diverging_commit_counts,
+            format: :json,
+            params: {
+              namespace_id: project.namespace,
+              project_id: project,
+              names: ['fix', 'add-pdf-file', 'branch-merged']
+            }
+
+        expect(response).to have_gitlab_http_status(200)
+        expect(json_response.count).to be > 1
+      end
+    end
   end
 end