Group issue boards

app/controllers/groups/boards_controller.rb

+class Groups::BoardsController < Groups::ApplicationController
+  before_action :check_group_issue_boards_available!
+
+  def index
+    @boards = ::Boards::ListService.new(group, current_user).execute
+
+    respond_to do |format|
+      format.html
+      format.json do
+        render json: serialize_as_json(@boards)
+      end
+    end
+  end
+end

app/models/ee/board.rb

@@ -4,6 +4,9 @@ module EE
 
     prepended do
       belongs_to :milestone
+      belongs_to :group
+
+      validates :group, presence: true, unless: :project
     end
 
     def milestone

app/models/license.rb

@@ -16,6 +16,7 @@ class License < ActiveRecord::Base
   ISSUABLE_DEFAULT_TEMPLATES_FEATURE = 'GitLab_IssuableDefaultTemplates'.freeze
   ISSUE_BOARD_FOCUS_MODE_FEATURE = 'GitLab_IssueBoardFocusMode'.freeze
   ISSUE_BOARD_MILESTONE_FEATURE = 'GitLab_IssueBoardMilestone'.freeze
+  GROUP_ISSUE_BOARDS_FEATURE =  'GitLab_GroupIssueBoards'.freeze
   ISSUE_WEIGHTS_FEATURE = 'GitLab_IssueWeights'.freeze
   MERGE_REQUEST_APPROVERS_FEATURE = 'GitLab_MergeRequestApprovers'.freeze
   MERGE_REQUEST_REBASE_FEATURE = 'GitLab_MergeRequestRebase'.freeze
@@ -51,6 +52,7 @@ class License < ActiveRecord::Base
     issuable_default_templates: ISSUABLE_DEFAULT_TEMPLATES_FEATURE,
     issue_board_focus_mode: ISSUE_BOARD_FOCUS_MODE_FEATURE,
     issue_board_milestone: ISSUE_BOARD_MILESTONE_FEATURE,
+    group_issue_boards: GROUP_ISSUE_BOARDS_FEATURE,
     issue_weights: ISSUE_WEIGHTS_FEATURE,
     merge_request_approvers: MERGE_REQUEST_APPROVERS_FEATURE,
     merge_request_rebase: MERGE_REQUEST_REBASE_FEATURE,
@@ -97,7 +99,8 @@ class License < ActiveRecord::Base
     { GEO_FEATURE => 1 },
     { OBJECT_STORAGE_FEATURE => 1 },
     { SERVICE_DESK_FEATURE => 1 },
-    { VARIABLE_ENVIRONMENT_SCOPE_FEATURE => 1 }
+    { VARIABLE_ENVIRONMENT_SCOPE_FEATURE => 1 },
+    { GROUP_ISSUE_BOARDS_FEATURE => 1 }
   ].freeze
 
   EEU_FEATURES = [

app/views/groups/_head_issues.html.haml

@@ -8,6 +8,11 @@
             %span
               List
 
+        = nav_link(path: 'groups#boards') do
+          = link_to group_boards_path(@group), title: 'Boards' do
+            %span
+              Boards
+
         = nav_link(path: 'labels#index') do
           = link_to group_labels_path(@group), title: 'Labels' do
             %span

config/routes/group.rb

@@ -61,6 +61,21 @@ scope(path: 'groups/*group_id',
 
     resources :variables, only: [:index, :show, :update, :create, :destroy]
   end
+
+  ## EE-specific
+  resources :boards, only: [:index, :show, :create, :update, :destroy] do
+    scope module: :boards do
+      resources :issues, only: [:index, :update]
+
+      resources :lists, only: [:index, :create, :update, :destroy] do
+        collection do
+          post :generate
+        end
+
+        resources :issues, only: [:index, :create]
+      end
+    end
+  end
 end
 
 scope(path: 'groups/*id',

db/migrate/20170718185922_add_group_id_to_boards.rb

+class AddGroupIdToBoards < ActiveRecord::Migration
+  DOWNTIME = false
+
+  def change
+    add_column :boards, :group_id, :integer
+  end
+end

db/migrate/20170718190627_add_group_boards_indexes.rb

+class AddGroupBoardsIndexes < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  disable_ddl_transaction!
+
+  DOWNTIME = false
+
+  def up
+    add_concurrent_foreign_key :boards, :namespaces, column: :group_id, on_delete: :cascade
+
+    add_concurrent_index :boards, :group_id
+  end
+
+  def down
+    remove_foreign_key :boards, column: :group_id
+
+    remove_concurrent_index :boards, :group_id
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20170707184244) do
+ActiveRecord::Schema.define(version: 20170718190627) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -212,8 +212,10 @@ ActiveRecord::Schema.define(version: 20170707184244) do
     t.datetime "updated_at", null: false
     t.string "name", default: "Development", null: false
     t.integer "milestone_id"
+    t.integer "group_id"
   end
 
+  add_index "boards", ["group_id"], name: "index_boards_on_group_id", using: :btree
   add_index "boards", ["milestone_id"], name: "index_boards_on_milestone_id", using: :btree
   add_index "boards", ["project_id"], name: "index_boards_on_project_id", using: :btree
 
@@ -1895,6 +1897,7 @@ ActiveRecord::Schema.define(version: 20170707184244) do
 
   add_foreign_key "approvals", "merge_requests", name: "fk_310d714958", on_delete: :cascade
   add_foreign_key "approver_groups", "namespaces", column: "group_id", on_delete: :cascade
+  add_foreign_key "boards", "namespaces", column: "group_id", name: "fk_1e9a074a35", on_delete: :cascade
   add_foreign_key "boards", "projects", name: "fk_f15266b5f9", on_delete: :cascade
   add_foreign_key "chat_teams", "namespaces", on_delete: :cascade
   add_foreign_key "ci_builds", "ci_pipelines", column: "auto_canceled_by_id", name: "fk_a2141b1522", on_delete: :nullify