Merge branch 'master' into new-nav-fix-contextual-breadcrumbs

GITALY_SERVER_VERSION

@@ -1 +1 @@
-0.14.0
+0.15.0

Gemfile

@@ -386,7 +386,7 @@ gem 'vmstat', '~> 2.3.0'
 gem 'sys-filesystem', '~> 1.1.6'
 
 # Gitaly GRPC client
-gem 'gitaly', '~> 0.9.0'
+gem 'gitaly', '~> 0.13.0'
 
 gem 'toml-rb', '~> 0.3.15', require: false
 

Gemfile.lock

@@ -278,7 +278,7 @@ GEM
       po_to_json (>= 1.0.0)
       rails (>= 3.2.0)
     gherkin-ruby (0.3.2)
-    gitaly (0.9.0)
+    gitaly (0.13.0)
       google-protobuf (~> 3.1)
       grpc (~> 1.0)
     github-linguist (4.7.6)
@@ -980,7 +980,7 @@ DEPENDENCIES
   gettext (~> 3.2.2)
   gettext_i18n_rails (~> 1.8.0)
   gettext_i18n_rails_js (~> 1.2.0)
-  gitaly (~> 0.9.0)
+  gitaly (~> 0.13.0)
   github-linguist (~> 4.7.0)
   gitlab-flowdock-git-hook (~> 1.0.1)
   gitlab-markup (~> 1.5.1)

app/assets/javascripts/pipeline_schedules/pipeline_schedule_form_bundle.js

@@ -3,6 +3,7 @@ import Translate from '../vue_shared/translate';
 import intervalPatternInput from './components/interval_pattern_input.vue';
 import TimezoneDropdown from './components/timezone_dropdown';
 import TargetBranchDropdown from './components/target_branch_dropdown';
+import { setupPipelineVariableList } from './setup_pipeline_variable_list';
 
 Vue.use(Translate);
 
@@ -39,4 +40,6 @@ document.addEventListener('DOMContentLoaded', () => {
   gl.timezoneDropdown = new TimezoneDropdown();
   gl.targetBranchDropdown = new TargetBranchDropdown();
   gl.pipelineScheduleFieldErrors = new gl.GlFieldErrors(formElement);
+
+  setupPipelineVariableList($('.js-pipeline-variable-list'));
 });

app/assets/javascripts/pipeline_schedules/setup_pipeline_variable_list.js

@@ -0,0 +1,71 @@
+function insertRow($row) {
+  const $rowClone = $row.clone();
+  $rowClone.removeAttr('data-is-persisted');
+  $rowClone.find('input, textarea').val('');
+  $row.after($rowClone);
+}
+
+function removeRow($row) {
+  const isPersisted = gl.utils.convertPermissionToBoolean($row.attr('data-is-persisted'));
+
+  if (isPersisted) {
+    $row.hide();
+    $row
+      .find('.js-destroy-input')
+      .val(1);
+  } else {
+    $row.remove();
+  }
+}
+
+function checkIfRowTouched($row) {
+  return $row.find('.js-user-input').toArray().some(el => $(el).val().length > 0);
+}
+
+function setupPipelineVariableList(parent = document) {
+  const $parent = $(parent);
+
+  $parent.on('click', '.js-row-remove-button', (e) => {
+    const $row = $(e.currentTarget).closest('.js-row');
+    removeRow($row);
+
+    e.preventDefault();
+  });
+
+  // Remove any empty rows except the last r
+  $parent.on('blur', '.js-user-input', (e) => {
+    const $row = $(e.currentTarget).closest('.js-row');
+
+    const isTouched = checkIfRowTouched($row);
+    if ($row.is(':not(:last-child)') && !isTouched) {
+      removeRow($row);
+    }
+  });
+
+  // Always make sure there is an empty last row
+  $parent.on('input', '.js-user-input', () => {
+    const $lastRow = $parent.find('.js-row').last();
+
+    const isTouched = checkIfRowTouched($lastRow);
+    if (isTouched) {
+      insertRow($lastRow);
+    }
+  });
+
+  // Clear out the empty last row so it
+  // doesn't get submitted and throw validation errors
+  $parent.closest('form').on('submit', () => {
+    const $lastRow = $parent.find('.js-row').last();
+
+    const isTouched = checkIfRowTouched($lastRow);
+    if (!isTouched) {
+      $lastRow.find('input, textarea').attr('name', '');
+    }
+  });
+}
+
+export {
+  setupPipelineVariableList,
+  insertRow,
+  removeRow,
+};

app/assets/stylesheets/framework/variables.scss

@@ -153,6 +153,7 @@ $code_line_height: 1.6;
  * Padding
  */
 $gl-padding: 16px;
+$gl-col-padding: 15px;
 $gl-btn-padding: 10px;
 $gl-input-padding: 10px;
 $gl-vert-padding: 6px;
@@ -443,6 +444,7 @@ $logs-p-color: #333;
 /*
 * Forms
 */
+$input-height: 34px;
 $input-danger-bg: #f2dede;
 $input-danger-border: $red-400;
 $input-group-addon-bg: #f7f8fa;
@@ -574,6 +576,12 @@ $stage-hover-bg: #eaf3fc;
 $stage-hover-border: #d1e7fc;
 $action-icon-color: #d6d6d6;
 
+/*
+Pipeline Schedules
+*/
+$pipeline-variable-remove-button-width: calc(1em + #{2 * $gl-padding});
+
+
 /*
 Filtered Search
 */

app/assets/stylesheets/pages/pipeline_schedules.scss

@@ -74,3 +74,84 @@
     margin-right: 3px;
   }
 }
+
+.pipeline-variable-list {
+  margin-left: 0;
+  margin-bottom: 0;
+  padding-left: 0;
+  list-style: none;
+  clear: both;
+}
+
+.pipeline-variable-row {
+  display: flex;
+  align-items: flex-end;
+
+  &:not(:last-child) {
+    margin-bottom: $gl-btn-padding;
+  }
+
+  @media (max-width: $screen-sm-max) {
+    padding-right: $gl-col-padding;
+  }
+
+  &:last-child {
+    & .pipeline-variable-row-remove-button {
+      display: none;
+    }
+
+    @media (max-width: $screen-sm-max) {
+      & .pipeline-variable-value-input {
+        margin-right: $pipeline-variable-remove-button-width;
+      }
+    }
+
+    @media (max-width: $screen-xs-max) {
+      .pipeline-variable-row-body {
+        margin-right: $pipeline-variable-remove-button-width;
+      }
+    }
+  }
+}
+
+.pipeline-variable-row-body {
+  display: flex;
+  width: calc(75% - #{$gl-col-padding});
+  padding-left: $gl-col-padding;
+
+  @media (max-width: $screen-sm-max) {
+    width: 100%;
+  }
+
+  @media (max-width: $screen-xs-max) {
+    display: block;
+  }
+}
+
+.pipeline-variable-key-input {
+  margin-right: $gl-btn-padding;
+
+  @media (max-width: $screen-xs-max) {
+    margin-bottom: $gl-btn-padding;
+  }
+}
+
+.pipeline-variable-row-remove-button {
+  flex-shrink: 0;
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  width: $pipeline-variable-remove-button-width;
+  height: $input-height;
+  padding: 0;
+  background: transparent;
+  border: 0;
+  color: $gl-text-color-secondary;
+  @include transition(color);
+
+  &:hover,
+  &:focus {
+    outline: none;
+    color: $gl-text-color;
+  }
+}

app/controllers/dashboard/labels_controller.rb

@@ -1,9 +1,14 @@
 class Dashboard::LabelsController < Dashboard::ApplicationController
   def index
-    labels = LabelsFinder.new(current_user).execute
-
     respond_to do |format|
       format.json { render json: LabelSerializer.new.represent_appearance(labels) }
     end
   end
+
+  def labels
+    finder_params = { project_ids: projects.select(:id) }
+    labels = LabelsFinder.new(current_user, finder_params).execute
+
+    GlobalLabel.build_collection(labels)
+  end
 end

app/controllers/groups/milestones_controller.rb

@@ -2,13 +2,13 @@ class Groups::MilestonesController < Groups::ApplicationController
   include MilestoneActions
 
   before_action :group_projects
-  before_action :milestone, only: [:show, :update, :merge_requests, :participants, :labels]
-  before_action :authorize_admin_milestones!, only: [:new, :create, :update]
+  before_action :milestone, only: [:edit, :show, :update, :merge_requests, :participants, :labels]
+  before_action :authorize_admin_milestones!, only: [:edit, :new, :create, :update]
 
   def index
     respond_to do |format|
       format.html do
-        @milestone_states = GlobalMilestone.states_count(@projects)
+        @milestone_states = GlobalMilestone.states_count(group_projects, group)
         @milestones = Kaminari.paginate_array(milestones).page(params[:page])
       end
       format.json do
@@ -22,50 +22,42 @@ class Groups::MilestonesController < Groups::ApplicationController
   end
 
   def create
-    project_ids = params[:milestone][:project_ids].reject(&:blank?)
-    title = milestone_params[:title]
+    @milestone = Milestones::CreateService.new(group, current_user, milestone_params).execute
 
-    if create_milestones(project_ids)
-      redirect_to milestone_path(title)
+    if @milestone.persisted?
+      redirect_to milestone_path
     else
-      render_new_with_error(project_ids.empty?)
+      render "new"
     end
   end
 
   def show
   end
 
+  def edit
+    render_404 if @milestone.is_legacy_group_milestone?
+  end
+
   def update
-    @milestone.milestones.each do |milestone|
-      Milestones::UpdateService.new(milestone.project, current_user, milestone_params).execute(milestone)
+    # Keep this compatible with legacy group milestones where we have to update
+    # all projects milestones states at once.
+    if @milestone.is_legacy_group_milestone?
+      update_params = milestone_params.select { |key| key == "state_event" }
+      milestones = @milestone.milestones
+    else
+      update_params = milestone_params
+      milestones = [@milestone]
     end
 
-    redirect_back_or_default(default: milestone_path(@milestone.title))
+    milestones.each do |milestone|
+      Milestones::UpdateService.new(milestone.parent, current_user, update_params).execute(milestone)
+    end
+
+    redirect_to milestone_path
   end
 
   private
 
-  def create_milestones(project_ids)
-    return false unless project_ids.present?
-
-    ActiveRecord::Base.transaction do
-      @projects.where(id: project_ids).each do |project|
-        Milestones::CreateService.new(project, current_user, milestone_params).execute
-      end
-    end
-
-    true
-  rescue ActiveRecord::ActiveRecordError => e
-    flash.now[:alert] = "An error occurred while creating the milestone: #{e.message}"
-    false
-  end
-
-  def render_new_with_error(empty_project_ids)
-    @milestone = Milestone.new(milestone_params)
-    @milestone.errors.add(:base, "Please select at least one project.") if empty_project_ids
-    render :new
-  end
-
   def authorize_admin_milestones!
     return render_404 unless can?(current_user, :admin_milestones, group)
   end
@@ -74,16 +66,31 @@ class Groups::MilestonesController < Groups::ApplicationController
     params.require(:milestone).permit(:title, :description, :start_date, :due_date, :state_event)
   end
 
-  def milestone_path(title)
-    group_milestone_path(@group, title.to_slug.to_s, title: title)
+  def milestone_path
+    if @milestone.is_legacy_group_milestone?
+      group_milestone_path(group, @milestone.safe_title, title: @milestone.title)
+    else
+      group_milestone_path(group, @milestone.iid)
+    end
   end
 
   def milestones
-    @milestones = GroupMilestone.build_collection(@group, @projects, params)
+    search_params = params.merge(group_ids: group.id)
+
+    milestones = MilestonesFinder.new(search_params).execute
+    legacy_milestones = GroupMilestone.build_collection(group, group_projects, params)
+
+    milestones + legacy_milestones
   end
 
   def milestone
-    @milestone = GroupMilestone.build(@group, @projects, params[:title])
+    @milestone =
+      if params[:title]
+        GroupMilestone.build(group, group_projects, params[:title])
+      else
+        group.milestones.find_by_iid(params[:id])
+      end
+
     render_404 unless @milestone
   end
 end

app/controllers/projects/milestones_controller.rb

@@ -13,20 +13,16 @@ class Projects::MilestonesController < Projects::ApplicationController
   respond_to :html
 
   def index
-    @milestones =
-      case params[:state]
-      when 'all' then @project.milestones
-      when 'closed' then @project.milestones.closed
-      else @project.milestones.active
-      end
-
     @sort = params[:sort] || 'due_date_asc'
-    @milestones = @milestones.sort(@sort)
+    @milestones = milestones.sort(@sort)
 
     respond_to do |format|
       format.html do
         @project_namespace = @project.namespace.becomes(Namespace)
-        @milestones = @milestones.includes(:project)
+        # We need to show group milestones in the JSON response
+        # so that people can filter by and assign group milestones,
+        # but we don't need to show them on the project milestones page itself.
+        @milestones = @milestones.for_projects
         @milestones = @milestones.page(params[:page])
       end
       format.json do
@@ -51,7 +47,7 @@ class Projects::MilestonesController < Projects::ApplicationController
   def create
     @milestone = Milestones::CreateService.new(project, current_user, milestone_params).execute
 
-    if @milestone.save
+    if @milestone.valid?
       redirect_to project_milestone_path(@project, @milestone)
     else
       render "new"
@@ -86,6 +82,18 @@ class Projects::MilestonesController < Projects::ApplicationController
 
   protected
 
+  def milestones
+    @milestones ||= begin
+      if @project.group && can?(current_user, :read_group, @project.group)
+        group = @project.group
+      end
+
+      search_params = params.merge(project_ids: @project.id, group_ids: group&.id)
+
+      MilestonesFinder.new(search_params).execute
+    end
+  end
+
   def milestone
     @milestone ||= @project.milestones.find_by!(iid: params[:id])
   end

app/controllers/projects/pipeline_schedules_controller.rb

@@ -1,11 +1,11 @@
 class Projects::PipelineSchedulesController < Projects::ApplicationController
+  before_action :schedule, except: [:index, :new, :create]
+
   before_action :authorize_read_pipeline_schedule!
   before_action :authorize_create_pipeline_schedule!, only: [:new, :create]
-  before_action :authorize_update_pipeline_schedule!, only: [:edit, :take_ownership, :update]
+  before_action :authorize_update_pipeline_schedule!, except: [:index, :new, :create]
   before_action :authorize_admin_pipeline_schedule!, only: [:destroy]
 
-  before_action :schedule, only: [:edit, :update, :destroy, :take_ownership]
-
   def index
     @scope = params[:scope]
     @all_schedules = PipelineSchedulesFinder.new(@project).execute
@@ -53,7 +53,7 @@ class Projects::PipelineSchedulesController < Projects::ApplicationController
       redirect_to pipeline_schedules_path(@project), status: 302
     else
       redirect_to pipeline_schedules_path(@project),
-                  status: 302,
+                  status: :forbidden,
                   alert: _("Failed to remove the pipeline schedule")
     end
   end
@@ -66,6 +66,15 @@ class Projects::PipelineSchedulesController < Projects::ApplicationController
 
   def schedule_params
     params.require(:schedule)
-      .permit(:description, :cron, :cron_timezone, :ref, :active)
+      .permit(:description, :cron, :cron_timezone, :ref, :active,
+        variables_attributes: [:id, :key, :value, :_destroy] )
+  end
+
+  def authorize_update_pipeline_schedule!
+    return access_denied! unless can?(current_user, :update_pipeline_schedule, schedule)
+  end
+
+  def authorize_admin_pipeline_schedule!
+    return access_denied! unless can?(current_user, :admin_pipeline_schedule, schedule)
   end
 end

app/finders/issuable_finder.rb

@@ -147,9 +147,17 @@ class IssuableFinder
 
     @milestones =
       if milestones?
-        scope = Milestone.where(project_id: projects)
+        if project?
+          group_id = project.group&.id
+          project_id = project.id
+        end
 
-        scope.where(title: params[:milestone_title])
+        group_id = group.id if group
+
+        search_params =
+          { title: params[:milestone_title], project_ids: project_id, group_ids: group_id }
+
+        MilestonesFinder.new(search_params).execute
       else
         Milestone.none
       end
@@ -331,11 +339,6 @@ class IssuableFinder
         items = items.left_joins_milestones.where('milestones.start_date <= NOW()')
       else
         items = items.with_milestone(params[:milestone_title])
-        items_projects = projects(items)
-
-        if items_projects
-          items = items.where(milestones: { project_id: items_projects })
-        end
       end
     end
 

app/finders/milestones_finder.rb

@@ -1,12 +1,55 @@
-class MilestonesFinder
-  def execute(projects, params)
-    milestones = Milestone.of_projects(projects)
-    milestones = milestones.reorder("due_date ASC")
+# Search for milestones
+#
+# params - Hash
+#   project_ids: Array of project ids or single project id.
+#   group_ids: Array of group ids or single group id.
+#   order - Orders by field default due date asc.
+#   title - filter by title.
+#   state - filters by state.
 
-    case params[:state]
-    when 'closed' then milestones.closed
-    when 'all' then milestones
-    else milestones.active
+class MilestonesFinder
+  attr_reader :params, :project_ids, :group_ids
+
+  def initialize(params = {})
+    @project_ids = Array(params[:project_ids])
+    @group_ids = Array(params[:group_ids])
+    @params = params
+  end
+
+  def execute
+    return Milestone.none if project_ids.empty? && group_ids.empty?
+
+    items = Milestone.all
+    items = by_groups_and_projects(items)
+    items = by_title(items)
+    items = by_state(items)
+
+    order(items)
+  end
+
+  private
+
+  def by_groups_and_projects(items)
+    items.for_projects_and_groups(project_ids, group_ids)
+  end
+
+  def by_title(items)
+    if params[:title]
+      items.where(title: params[:title])
+    else
+      items
+    end
+  end
+
+  def by_state(items)
+    Milestone.filter_by_state(items, params[:state])
+  end
+
+  def order(items)
+    if params.has_key?(:order)
+      items.reorder(params[:order])
+    else
+      items.reorder('due_date ASC')
     end
   end
 end

app/helpers/milestones_helper.rb

@@ -54,8 +54,10 @@ module MilestonesHelper
   def milestone_class_for_state(param, check, match_blank_param = false)
     if match_blank_param
       'active' if param.blank? || param == check
+    elsif param == check
+      'active'
     else
-      'active' if param == check
+      check
     end
   end
 
@@ -147,4 +149,14 @@ module MilestonesHelper
       labels_dashboard_milestone_path(milestone, title: milestone.title, format: :json)
     end
   end
+
+  def group_milestone_route(milestone, params = {})
+    params = nil if params.empty?
+
+    if milestone.is_legacy_group_milestone?
+      group_milestone_path(@group, milestone.safe_title, title: milestone.title, milestone: params)
+    else
+      group_milestone_path(@group, milestone.iid, milestone: params)
+    end
+  end
 end

app/models/ci/build.rb

@@ -203,6 +203,7 @@ module Ci
       variables += project.group.secret_variables_for(ref, project).map(&:to_runner_variable) if project.group
       variables += secret_variables(environment: environment)
       variables += trigger_request.user_variables if trigger_request
+      variables += pipeline.pipeline_schedule.job_variables if pipeline.pipeline_schedule
       variables += persisted_environment_variables if environment
 
       variables

app/models/ci/pipeline_schedule.rb

@@ -9,17 +9,21 @@ module Ci
     belongs_to :owner, class_name: 'User'
     has_one :last_pipeline, -> { order(id: :desc) }, class_name: 'Ci::Pipeline'
     has_many :pipelines
+    has_many :variables, class_name: 'Ci::PipelineScheduleVariable'
 
     validates :cron, unless: :importing?, cron: true, presence: { unless: :importing? }
     validates :cron_timezone, cron_timezone: true, presence: { unless: :importing? }
     validates :ref, presence: { unless: :importing? }
     validates :description, presence: true
+    validates :variables, variable_duplicates: true
 
     before_save :set_next_run_at
 
     scope :active, -> { where(active: true) }
     scope :inactive, -> { where(active: false) }
 
+    accepts_nested_attributes_for :variables, allow_destroy: true
+
     def owned_by?(current_user)
       owner == current_user
     end
@@ -56,5 +60,9 @@ module Ci
       Gitlab::Ci::CronParser.new(worker_cron, worker_time_zone)
                             .next_time_from(next_run_at)
     end
+
+    def job_variables
+      variables&.map(&:to_runner_variable) || []
+    end
   end
 end

app/models/ci/pipeline_schedule_variable.rb

@@ -0,0 +1,8 @@
+module Ci
+  class PipelineScheduleVariable < ActiveRecord::Base
+    extend Ci::Model
+    include HasVariable
+
+    belongs_to :pipeline_schedule
+  end
+end

app/models/concerns/internal_id.rb

@@ -8,7 +8,8 @@ module InternalId
 
   def set_iid
     if iid.blank?
-      records = project.send(self.class.name.tableize)
+      parent = project || group
+      records = parent.send(self.class.name.tableize)
       records = records.with_deleted if self.paranoid?
       max_iid = records.maximum(:iid)
 

app/models/concerns/issuable.rb

@@ -30,6 +30,7 @@ module Issuable
     belongs_to :updated_by, class_name: "User"
     belongs_to :last_edited_by, class_name: 'User'
     belongs_to :milestone
+
     has_many :notes, as: :noteable, inverse_of: :noteable, dependent: :destroy do # rubocop:disable Cop/ActiveRecordDependent
       def authors_loaded?
         # We check first if we're loaded to not load unnecessarily.

app/models/concerns/milestoneish.rb

@@ -70,6 +70,22 @@ module Milestoneish
     due_date && due_date.past?
   end
 
+  def is_group_milestone?
+    false
+  end
+
+  def is_project_milestone?
+    false
+  end
+
+  def is_legacy_group_milestone?
+    false
+  end
+
+  def is_dashboard_milestone?
+    false
+  end
+
   private
 
   def count_issues_by_state(user)

app/models/dashboard_milestone.rb

@@ -2,4 +2,8 @@ class DashboardMilestone < GlobalMilestone
   def issues_finder_params
     { authorized_only: true }
   end
+
+  def is_dashboard_milestone?
+    true
+  end
 end

app/models/global_label.rb

@@ -2,7 +2,7 @@ class GlobalLabel
   attr_accessor :title, :labels
   alias_attribute :name, :title
 
-  delegate :color, :description, to: :@first_label
+  delegate :color, :text_color, :description, to: :@first_label
 
   def for_display
     @first_label

app/models/global_milestone.rb

@@ -2,6 +2,7 @@ class GlobalMilestone
   include Milestoneish
 
   EPOCH = DateTime.parse('1970-01-01')
+  STATE_COUNT_HASH = { opened: 0, closed: 0, all: 0 }.freeze
 
   attr_accessor :title, :milestones
   alias_attribute :name, :title
@@ -11,7 +12,10 @@ class GlobalMilestone
   end
 
   def self.build_collection(projects, params)
-    child_milestones = MilestonesFinder.new.execute(projects, params)
+    params =
+      { project_ids: projects.map(&:id), state: params[:state] }
+
+    child_milestones = MilestonesFinder.new(params).execute
 
     milestones = child_milestones.select(:id, :title).group_by(&:title).map do |title, grouped|
       milestones_relation = Milestone.where(id: grouped.map(&:id))
@@ -28,13 +32,42 @@ class GlobalMilestone
     new(title, child_milestones)
   end
 
-  def self.states_count(projects)
-    relation = MilestonesFinder.new.execute(projects, state: 'all')
-    milestones_by_state_and_title = relation.reorder(nil).group(:state, :title).count
+  def self.states_count(projects, group = nil)
+    legacy_group_milestones_count = legacy_group_milestone_states_count(projects)
+    group_milestones_count = group_milestones_states_count(group)
 
-    opened = count_by_state(milestones_by_state_and_title, 'active')
-    closed = count_by_state(milestones_by_state_and_title, 'closed')
-    all = milestones_by_state_and_title.map { |(_, title), _| title }.uniq.count
+    legacy_group_milestones_count.merge(group_milestones_count) do |k, legacy_group_milestones_count, group_milestones_count|
+      legacy_group_milestones_count + group_milestones_count
+    end
+  end
+
+  def self.group_milestones_states_count(group)
+    return STATE_COUNT_HASH unless group
+
+    params = { group_ids: [group.id], state: 'all', order: nil }
+
+    relation = MilestonesFinder.new(params).execute
+    grouped_by_state = relation.group(:state).count
+
+    {
+      opened: grouped_by_state['active'] || 0,
+      closed: grouped_by_state['closed'] || 0,
+      all: grouped_by_state.values.sum
+    }
+  end
+
+  # Counts the legacy group milestones which must be grouped by title
+  def self.legacy_group_milestone_states_count(projects)
+    return STATE_COUNT_HASH unless projects
+
+    params = { project_ids: projects.map(&:id), state: 'all', order: nil }
+
+    relation = MilestonesFinder.new(params).execute
+    project_milestones_by_state_and_title = relation.group(:state, :title).count
+
+    opened = count_by_state(project_milestones_by_state_and_title, 'active')
+    closed = count_by_state(project_milestones_by_state_and_title, 'closed')
+    all = project_milestones_by_state_and_title.map { |(_, title), _| title }.uniq.count
 
     {
       opened: opened,

app/models/group.rb

@@ -18,6 +18,7 @@ class Group < Namespace
 
   has_many :requesters, -> { where.not(requested_at: nil) }, dependent: :destroy, as: :source, class_name: 'GroupMember' # rubocop:disable Cop/ActiveRecordDependent
 
+  has_many :milestones
   has_many :project_group_links, dependent: :destroy # rubocop:disable Cop/ActiveRecordDependent
   has_many :shared_projects, through: :project_group_links, source: :project
   has_many :notification_settings, dependent: :destroy, as: :source # rubocop:disable Cop/ActiveRecordDependent

app/models/group_milestone.rb

@@ -16,4 +16,8 @@ class GroupMilestone < GlobalMilestone
   def issues_finder_params
     { group_id: group.id }
   end
+
+  def is_legacy_group_milestone?
+    true
+  end
 end

app/models/milestone.rb

@@ -18,17 +18,32 @@ class Milestone < ActiveRecord::Base
   cache_markdown_field :description
 
   belongs_to :project
+  belongs_to :group
+
   has_many :issues
   has_many :labels, -> { distinct.reorder('labels.title') },  through: :issues
   has_many :merge_requests
   has_many :events, as: :target, dependent: :destroy # rubocop:disable Cop/ActiveRecordDependent
 
+  scope :of_projects, ->(ids) { where(project_id: ids) }
+  scope :of_groups, ->(ids) { where(group_id: ids) }
   scope :active, -> { with_state(:active) }
   scope :closed, -> { with_state(:closed) }
-  scope :of_projects, ->(ids) { where(project_id: ids) }
+  scope :for_projects, -> { where(group: nil).includes(:project) }
 
-  validates :title, presence: true, uniqueness: { scope: :project_id }
-  validates :project, presence: true
+  scope :for_projects_and_groups, -> (project_ids, group_ids) do
+    conditions = []
+    conditions << arel_table[:project_id].in(project_ids) if project_ids.compact.any?
+    conditions << arel_table[:group_id].in(group_ids) if group_ids.compact.any?
+
+    where(conditions.reduce(:or))
+  end
+
+  validates :group, presence: true, unless: :project
+  validates :project, presence: true, unless: :group
+
+  validate :uniqueness_of_title, if: :title_changed?
+  validate :milestone_type_check
   validate :start_date_should_be_less_than_due_date, if: proc { |m| m.start_date.present? && m.due_date.present? }
 
   strip_attributes :title
@@ -63,6 +78,14 @@ class Milestone < ActiveRecord::Base
 
       where(t[:title].matches(pattern).or(t[:description].matches(pattern)))
     end
+
+    def filter_by_state(milestones, state)
+      case state
+      when 'closed' then milestones.closed
+      when 'all' then milestones
+      else milestones.active
+      end
+    end
   end
 
   def self.reference_prefix
@@ -138,6 +161,8 @@ class Milestone < ActiveRecord::Base
   #   Milestone.first.to_reference(same_namespace_project)   # => "gitlab-ce%1"
   #
   def to_reference(from_project = nil, format: :iid, full: false)
+    return if is_group_milestone?
+
     format_reference = milestone_format_reference(format)
     reference = "#{self.class.reference_prefix}#{format_reference}"
 
@@ -152,6 +177,10 @@ class Milestone < ActiveRecord::Base
     id
   end
 
+  def for_display
+    self
+  end
+
   def can_be_closed?
     active? && issues.opened.count.zero?
   end
@@ -164,8 +193,45 @@ class Milestone < ActiveRecord::Base
     write_attribute(:title, sanitize_title(value)) if value.present?
   end
 
+  def safe_title
+    title.to_slug.normalize.to_s
+  end
+
+  def parent
+    group || project
+  end
+
+  def is_group_milestone?
+    group_id.present?
+  end
+
+  def is_project_milestone?
+    project_id.present?
+  end
+
   private
 
+  # Milestone titles must be unique across project milestones and group milestones
+  def uniqueness_of_title
+    if project
+      relation = Milestone.for_projects_and_groups([project_id], [project.group&.id])
+    elsif group
+      project_ids = group.projects.map(&:id)
+      relation = Milestone.for_projects_and_groups(project_ids, [group.id])
+    end
+
+    title_exists = relation.find_by_title(title)
+    errors.add(:title, "already being used for another group or project milestone.") if title_exists
+  end
+
+  # Milestone should be either a project milestone or a group milestone
+  def milestone_type_check
+    if group_id && project_id
+      field = project_id_changed? ? :project_id : :group_id
+      errors.add(field, "milestone should belong either to a project or a group.")
+    end
+  end
+
   def milestone_format_reference(format = :iid)
     raise ArgumentError, 'Unknown format' unless [:iid, :name].include?(format)
 

app/policies/ci/pipeline_schedule_policy.rb

@@ -1,4 +1,14 @@
 module Ci
   class PipelineSchedulePolicy < PipelinePolicy
+    alias_method :pipeline_schedule, :subject
+
+    condition(:owner_of_schedule) do
+      can?(:developer_access) && pipeline_schedule.owned_by?(@user)
+    end
+
+    rule { can?(:master_access) | owner_of_schedule }.policy do
+      enable :update_pipeline_schedule
+      enable :admin_pipeline_schedule
+    end
   end
 end

app/policies/project_policy.rb

@@ -162,7 +162,6 @@ class ProjectPolicy < BasePolicy
     enable :create_pipeline
     enable :update_pipeline
     enable :create_pipeline_schedule
-    enable :update_pipeline_schedule
     enable :create_merge_request
     enable :create_wiki
     enable :push_code
@@ -188,7 +187,6 @@ class ProjectPolicy < BasePolicy
     enable :admin_build
     enable :admin_container_image
     enable :admin_pipeline
-    enable :admin_pipeline_schedule
     enable :admin_environment
     enable :admin_deployment
     enable :admin_pages

app/serializers/label_entity.rb

@@ -1,5 +1,6 @@
 class LabelEntity < Grape::Entity
-  expose :id
+  expose :id, if: ->(label, _) { !label.is_a?(GlobalLabel) }
+
   expose :title
   expose :color
   expose :description

app/services/issuable_base_service.rb

@@ -2,8 +2,11 @@ class IssuableBaseService < BaseService
   private
 
   def create_milestone_note(issuable)
+    milestone = issuable.milestone
+    return if milestone && milestone.is_group_milestone?
+
     SystemNoteService.change_milestone(
-      issuable, issuable.project, current_user, issuable.milestone)
+      issuable, issuable.project, current_user, milestone)
   end
 
   def create_labels_note(issuable, old_labels)
@@ -89,10 +92,12 @@ class IssuableBaseService < BaseService
     milestone_id = params[:milestone_id]
     return unless milestone_id
 
-    if milestone_id == IssuableFinder::NONE ||
-        project.milestones.find_by(id: milestone_id).nil?
-      params[:milestone_id] = ''
-    end
+    params[:milestone_id] = '' if milestone_id == IssuableFinder::NONE
+
+    milestone =
+      Milestone.for_projects_and_groups([project.id], [project.group&.id]).find_by_id(milestone_id)
+
+    params[:milestone_id] = '' unless milestone
   end
 
   def filter_labels

app/services/issues/move_service.rb

@@ -61,8 +61,18 @@ module Issues
     end
 
     def cloneable_milestone_id
-      @new_project.milestones
-        .find_by(title: @old_issue.milestone.try(:title)).try(:id)
+      title = @old_issue.milestone&.title
+      return unless title
+
+      if @new_project.group && can?(current_user, :read_group, @new_project.group)
+        group_id = @new_project.group.id
+      end
+
+      params =
+        { title: title, project_ids: @new_project.id, group_ids: group_id }
+
+      milestones = MilestonesFinder.new(params).execute
+      milestones.first&.id
     end
 
     def rewrite_notes

app/services/milestones/base_service.rb

@@ -1,4 +1,10 @@
 module Milestones
   class BaseService < ::BaseService
+    # Parent can either a group or a project
+    attr_accessor :parent, :current_user, :params
+
+    def initialize(parent, user, params = {})
+      @parent, @current_user, @params = parent, user, params.dup
+    end
   end
 end

app/services/milestones/close_service.rb

@@ -1,7 +1,7 @@
 module Milestones
   class CloseService < Milestones::BaseService
     def execute(milestone)
-      if milestone.close
+      if milestone.close && milestone.is_project_milestone?
         event_service.close_milestone(milestone, current_user)
       end
 

app/services/milestones/create_service.rb

@@ -1,9 +1,9 @@
 module Milestones
   class CreateService < Milestones::BaseService
     def execute
-      milestone = project.milestones.new(params)
+      milestone = parent.milestones.new(params)
 
-      if milestone.save
+      if milestone.save && milestone.is_project_milestone?
         event_service.open_milestone(milestone, current_user)
       end
 

app/services/milestones/reopen_service.rb

@@ -1,7 +1,7 @@
 module Milestones
   class ReopenService < Milestones::BaseService
     def execute(milestone)
-      if milestone.activate
+      if milestone.activate && milestone.is_project_milestone?
         event_service.reopen_milestone(milestone, current_user)
       end
 

app/services/milestones/update_service.rb

@@ -5,9 +5,9 @@ module Milestones
 
       case state
       when 'activate'
-        Milestones::ReopenService.new(project, current_user, {}).execute(milestone)
+        Milestones::ReopenService.new(parent, current_user, {}).execute(milestone)
       when 'close'
-        Milestones::CloseService.new(project, current_user, {}).execute(milestone)
+        Milestones::CloseService.new(parent, current_user, {}).execute(milestone)
       end
 
       if params.present?

app/validators/variable_duplicates_validator.rb

@@ -0,0 +1,13 @@
+# VariableDuplicatesValidator
+#
+# This validtor is designed for especially the following condition
+# - Use `accepts_nested_attributes_for :xxx` in a parent model
+# - Use `validates :xxx, uniqueness: { scope: :xxx_id }` in a child model
+class VariableDuplicatesValidator < ActiveModel::EachValidator
+  def validate_each(record, attribute, value)
+    duplicates = value.reject(&:marked_for_destruction?).group_by(&:key).select { |_, v| v.many? }.map(&:first)
+    if duplicates.any?
+      record.errors.add(attribute, "Duplicate variables: #{duplicates.join(", ")}")
+    end
+  end
+end

app/views/groups/milestones/_form.html.haml

@@ -0,0 +1,27 @@
+= form_for [@group, @milestone], html: { class: 'form-horizontal milestone-form common-note-form js-quick-submit js-requires-input' }  do |f|
+  .row
+    = form_errors(@milestone)
+
+    .col-md-6
+      .form-group
+        = f.label :title, "Title", class: "control-label"
+        .col-sm-10
+          = f.text_field :title, maxlength: 255, class: "form-control", required: true, autofocus: true
+      .form-group.milestone-description
+        = f.label :description, "Description", class: "control-label"
+        .col-sm-10
+          = render layout: 'projects/md_preview', locals: { url: '' } do
+            = render 'projects/zen', f: f, attr: :description, classes: 'note-textarea', placeholder: 'Write milestone description...'
+            .clearfix
+            .error-alert
+
+    = render "shared/milestones/form_dates", f: f
+
+  .form-actions
+    - if @milestone.new_record?
+      = f.submit 'Create milestone', class: "btn-create btn"
+      = link_to "Cancel", group_milestones_path(@group), class: "btn btn-cancel"
+    - else
+      = f.submit 'Update milestone', class: "btn-create btn"
+      = link_to "Cancel", group_milestone_path(@group, @milestone), class: "btn btn-cancel"
+

app/views/groups/milestones/_milestone.html.haml

@@ -1,5 +1,6 @@
+
 = render 'shared/milestones/milestone',
-          milestone_path: group_milestone_path(@group, milestone.safe_title, title: milestone.title),
+          milestone_path: group_milestone_route(milestone),
           issues_path: issues_group_path(@group, milestone_title: milestone.title),
           merge_requests_path: merge_requests_group_path(@group, milestone_title: milestone.title),
           milestone: milestone

app/views/groups/milestones/edit.html.haml

@@ -0,0 +1,7 @@
+- page_title "Milestones"
+- render "header_title"
+
+%h3.page-title
+  Edit Milestone
+
+= render "form"

app/views/groups/milestones/index.html.haml

@@ -12,11 +12,6 @@
     - if can?(current_user, :admin_milestones, @group)
       = link_to "New milestone", new_group_milestone_path(@group), class: "btn btn-new"
 
-.row-content-block
-  Only milestones from
-  %strong= @group.name
-  group are listed here.
-
 .milestones
   %ul.content-list
     - if @milestones.blank?

app/views/groups/milestones/new.html.haml

@@ -4,40 +4,4 @@
 %h3.page-title
   New Milestone
 
-%p.light
-  This will create milestone in every selected project
-%hr
-
-= form_for @milestone, url: group_milestones_path(@group), html: { class: 'form-horizontal milestone-form common-note-form js-quick-submit js-requires-input' }  do |f|
-  .row
-    - if @milestone.errors.any?
-      #error_explanation
-        .alert.alert-danger
-          %ul
-            - @milestone.errors.full_messages.each do |msg|
-              %li
-                = msg
-
-    .col-md-6
-      .form-group
-        = f.label :title, "Title", class: "control-label"
-        .col-sm-10
-          = f.text_field :title, maxlength: 255, class: "form-control", required: true, autofocus: true
-      .form-group.milestone-description
-        = f.label :description, "Description", class: "control-label"
-        .col-sm-10
-          = render layout: 'projects/md_preview', locals: { url: '' } do
-            = render 'projects/zen', f: f, attr: :description, classes: 'note-textarea', placeholder: 'Write milestone description...'
-            .clearfix
-            .error-alert
-      .form-group
-        = f.label :projects, "Projects", class: "control-label"
-        .col-sm-10
-          = f.collection_select :project_ids, @group.projects.non_archived, :id, :name,
-            { selected: @group.projects.non_archived.pluck(:id) }, required: true, multiple: true, class: 'select2'
-
-    = render "shared/milestones/form_dates", f: f
-
-  .form-actions
-    = f.submit 'Create milestone', class: "btn-create btn"
-    = link_to "Cancel", group_milestones_path(@group), class: "btn btn-cancel"
+= render "form"

app/views/groups/milestones/show.html.haml

@@ -1,4 +1,4 @@
 = render "header_title"
 = render 'shared/milestones/top', milestone: @milestone, group: @group
-= render 'shared/milestones/tabs', milestone: @milestone, show_project_name: true
+= render 'shared/milestones/tabs', milestone: @milestone, show_project_name: true if @milestone.is_legacy_group_milestone?
 = render 'shared/milestones/sidebar', milestone: @milestone, affix_offset: 102

app/views/projects/pipeline_schedules/_form.html.haml

@@ -22,6 +22,14 @@
       = f.label :ref, _('Target Branch'), class: 'label-light'
       = dropdown_tag(_("Select target branch"), options: { toggle_class: 'btn js-target-branch-dropdown', dropdown_class: 'git-revision-dropdown', title: _("Select target branch"), filter: true, placeholder: s_("OfSearchInADropdown|Filter"), data: { data: @project.repository.branch_names, default_branch: @project.default_branch } } )
       = f.text_field :ref, value: @schedule.ref, id: 'schedule_ref', class: 'hidden', name: 'schedule[ref]', required: true
+  .form-group
+    .col-md-9
+      %label.label-light
+        #{ s_('PipelineSchedules|Variables') }
+    %ul.js-pipeline-variable-list.pipeline-variable-list
+      - @schedule.variables.each do |variable|
+        = render 'variable_row', id: variable.id, key: variable.key, value: variable.value
+      = render 'variable_row'
   .form-group
     .col-md-9
       = f.label  :active, s_('PipelineSchedules|Activated'), class: 'label-light'

app/views/projects/pipeline_schedules/_pipeline_schedule.html.haml

@@ -26,7 +26,7 @@
           = pipeline_schedule.owner&.name
     %td
       .pull-right.btn-group
-        - if can?(current_user, :update_pipeline_schedule, @project) && !pipeline_schedule.owned_by?(current_user)
+        - if can?(current_user, :update_pipeline_schedule, pipeline_schedule)
           = link_to take_ownership_pipeline_schedule_path(pipeline_schedule), method: :post, title: s_('PipelineSchedules|Take ownership'), class: 'btn' do
             = s_('PipelineSchedules|Take ownership')
         - if can?(current_user, :update_pipeline_schedule, pipeline_schedule)

app/views/projects/pipeline_schedules/_variable_row.html.haml

@@ -0,0 +1,17 @@
+- id = local_assigns.fetch(:id, nil)
+- key = local_assigns.fetch(:key, "")
+- value = local_assigns.fetch(:value, "")
+%li.js-row.pipeline-variable-row{ data: { is_persisted: "#{!id.nil?}" } }
+  .pipeline-variable-row-body
+    %input{ type: "hidden", name: "schedule[variables_attributes][][id]", value: id }
+    %input.js-destroy-input{ type: "hidden", name: "schedule[variables_attributes][][_destroy]" }
+    %input.js-user-input.pipeline-variable-key-input.form-control{ type: "text",
+      name: "schedule[variables_attributes][][key]",
+      value: key,
+      placeholder: s_('PipelineSchedules|Input variable key') }
+    %textarea.js-user-input.pipeline-variable-value-input.form-control{ rows: 1,
+      name: "schedule[variables_attributes][][value]",
+      placeholder: s_('PipelineSchedules|Input variable value') }
+      = value
+  %button.js-row-remove-button.pipeline-variable-row-remove-button{ 'aria-label': s_('PipelineSchedules|Remove variable row') }
+    %i.fa.fa-minus-circle{ 'aria-hidden': "true" }

app/views/shared/milestones/_milestone.html.haml

@@ -1,10 +1,15 @@
 - dashboard = local_assigns[:dashboard]
-- custom_dom_id = dom_id(@project ? milestone : milestone.milestones.first)
+- custom_dom_id = dom_id(milestone.try(:milestones) ? milestone.milestones.first : milestone)
 
 %li{ class: "milestone milestone-#{milestone.closed? ? 'closed' : 'open'}", id: custom_dom_id }
   .row
     .col-sm-6
       %strong= link_to truncate(milestone.title, length: 100), milestone_path
+      - if milestone.is_group_milestone?
+        %span - Group Milestone
+      - else
+        %span - Project Milestone
+
     .col-sm-6
       .pull-right.light #{milestone.percent_complete(current_user)}% complete
   .row
@@ -13,26 +18,32 @@
       ·
       = link_to pluralize(milestone.merge_requests.size, 'Merge Request'), merge_requests_path
     .col-sm-6= milestone_progress_bar(milestone)
-  - if milestone.is_a?(GlobalMilestone)
+  - if milestone.is_a?(GlobalMilestone) || milestone.is_group_milestone?
     .row
       .col-sm-6
-        .expiration= render('shared/milestone_expired', milestone: milestone)
-        .projects
-          - milestone.milestones.each do |milestone|
-            = link_to milestone_path(milestone) do
-              %span.label.label-gray
-                = dashboard ? milestone.project.name_with_namespace : milestone.project.name
+        - if milestone.is_legacy_group_milestone?
+          .expiration= render('shared/milestone_expired', milestone: milestone)
+          .projects
+            - milestone.milestones.each do |milestone|
+              = link_to milestone_path(milestone) do
+                %span.label.label-gray
+                  = dashboard ? milestone.project.name_with_namespace : milestone.project.name
       - if @group
-        .col-sm-6
+        .col-sm-6.milestone-actions
           - if can?(current_user, :admin_milestones, @group)
+            - if milestone.is_group_milestone?
+              = link_to edit_group_milestone_path(@group, milestone.id), class: "btn btn-xs btn-grouped" do
+                Edit
+              \
             - if milestone.closed?
-              = link_to 'Reopen Milestone', group_milestone_path(@group, milestone.safe_title, title: milestone.title, milestone: {state_event: :activate }), method: :put, class: "btn btn-xs btn-grouped btn-reopen"
+              = link_to 'Reopen Milestone', group_milestone_route(milestone, {state_event: :activate }), method: :put, class: "btn btn-xs btn-grouped btn-reopen"
             - else
-              = link_to 'Close Milestone', group_milestone_path(@group, milestone.safe_title, title: milestone.title, milestone: {state_event: :close }), method: :put, class: "btn btn-xs btn-close"
+              = link_to 'Close Milestone', group_milestone_route(milestone, {state_event: :close }), method: :put, class: "btn btn-xs btn-grouped btn-close"
 
   - if @project
     .row
-      .col-sm-6= render('shared/milestone_expired', milestone: milestone)
+      .col-sm-6
+        = render('shared/milestone_expired', milestone: milestone)
       .col-sm-6.milestone-actions
         - if can?(current_user, :admin_milestone, milestone.project) and milestone.active?
           = link_to edit_project_milestone_path(milestone.project, milestone), class: "btn btn-xs btn-grouped" do

app/views/shared/milestones/_top.html.haml

@@ -22,39 +22,55 @@
   - if group
     .pull-right
       - if can?(current_user, :admin_milestones, group)
+        - if milestone.is_group_milestone?
+          = link_to edit_group_milestone_path(group, milestone.iid), class: "btn btn btn-grouped" do
+            Edit
         - if milestone.active?
-          = link_to 'Close Milestone', group_milestone_path(group, milestone.safe_title, title: milestone.title, milestone: {state_event: :close }), method: :put, class: "btn btn-grouped btn-close"
+          = link_to 'Close Milestone', group_milestone_route(milestone, {state_event: :close }), method: :put, class: "btn btn-grouped btn-close"
         - else
-          = link_to 'Reopen Milestone', group_milestone_path(group, milestone.safe_title, title: milestone.title, milestone: {state_event: :activate }), method: :put, class: "btn btn-grouped btn-reopen"
+          = link_to 'Reopen Milestone', group_milestone_route(milestone, {state_event: :activate }), method: :put, class: "btn btn-grouped btn-reopen"
 
 .detail-page-description.milestone-detail
   %h2.title
     = markdown_field(milestone, :title)
+  - if @milestone.is_group_milestone? && @milestone.description.present?
+    %div
+      .description
+        .wiki
+          = markdown_field(@milestone, :description)
 
 - if milestone.complete?(current_user) && milestone.active?
   .alert.alert-success.prepend-top-default
     - close_msg = group ? 'You may close the milestone now.' : 'Navigate to the project to close the milestone.'
     %span All issues for this milestone are closed. #{close_msg}
 
-.table-holder
-  %table.table
-    %thead
-      %tr
-        %th Project
-        %th Open issues
-        %th State
-        %th Due date
-    - milestone.milestones.each do |ms|
-      %tr
-        %td
-          - project_name = group ? ms.project.name : ms.project.name_with_namespace
-          = link_to project_name, project_milestone_path(ms.project, ms)
-        %td
-          = ms.issues_visible_to_user(current_user).opened.count
-        %td
-          - if ms.closed?
-            Closed
-          - else
-            Open
-        %td
-          = ms.expires_at
+- if @milestone.is_legacy_group_milestone? || @milestone.is_dashboard_milestone?
+  .table-holder
+    %table.table
+      %thead
+        %tr
+          %th Project
+          %th Open issues
+          %th State
+          %th Due date
+      - milestone.milestones.each do |ms|
+        %tr
+          %td
+            - project_name = group ? ms.project.name : ms.project.name_with_namespace
+            = link_to project_name, project_milestone_path(ms.project, ms)
+          %td
+            = ms.issues_visible_to_user(current_user).opened.count
+          %td
+            - if ms.closed?
+              Closed
+            - else
+              Open
+          %td
+            = ms.expires_at
+- elsif @milestone.is_group_milestone?
+  %br
+  View
+  = link_to 'Issues', issues_group_path(@group, milestone_title: milestone.title)
+  or
+  = link_to 'Merge Requests', merge_requests_group_path(@group, milestone_title: milestone.title)
+  in this milestone

changelogs/unreleased/34590-fix-dashboard-labels-dropdown.yml

@@ -0,0 +1,4 @@
+---
+title: Fix dashboard labels dropdown
+merge_request: 12708
+author:

changelogs/unreleased/feature-intermediate-32568-adding-variables-to-pipelines-schedules.yml

@@ -0,0 +1,4 @@
+---
+title: Add variables to pipelines schedules
+merge_request: 12372
+author:

changelogs/unreleased/issue_30126_be.yml

@@ -0,0 +1,4 @@
+---
+title: Add native group milestones
+merge_request:
+author:

config/routes/group.rb

@@ -12,7 +12,7 @@ scope(path: 'groups/*group_id',
   end
 
   resource :avatar, only: [:destroy]
-  resources :milestones, constraints: { id: /[^\/]+/ }, only: [:index, :show, :update, :new, :create] do
+  resources :milestones, constraints: { id: /[^\/]+/ }, only: [:index, :show, :edit, :update, :new, :create] do
     member do
       get :merge_requests
       get :participants

db/migrate/20170620064728_create_ci_pipeline_schedule_variables.rb

@@ -0,0 +1,25 @@
+class CreateCiPipelineScheduleVariables < ActiveRecord::Migration
+  DOWNTIME = false
+
+  def up
+    create_table :ci_pipeline_schedule_variables do |t|
+      t.string :key, null: false
+      t.text :value
+      t.text :encrypted_value
+      t.string :encrypted_value_salt
+      t.string :encrypted_value_iv
+      t.integer :pipeline_schedule_id, null: false
+
+      t.timestamps_with_timezone null: true
+    end
+
+    add_index :ci_pipeline_schedule_variables,
+      [:pipeline_schedule_id, :key],
+      name: "index_ci_pipeline_schedule_variables_on_schedule_id_and_key",
+      unique: true
+  end
+
+  def down
+    drop_table :ci_pipeline_schedule_variables
+  end
+end

db/migrate/20170620065449_add_foreign_key_to_ci_pipeline_schedule_variables.rb

@@ -0,0 +1,15 @@
+class AddForeignKeyToCiPipelineScheduleVariables < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  disable_ddl_transaction!
+
+  def up
+    add_concurrent_foreign_key(:ci_pipeline_schedule_variables, :ci_pipeline_schedules, column: :pipeline_schedule_id)
+  end
+
+  def down
+    remove_foreign_key(:ci_pipeline_schedule_variables, column: :pipeline_schedule_id)
+  end
+end

db/migrate/20170723183807_add_group_id_to_milestones.rb

@@ -0,0 +1,18 @@
+class AddGroupIdToMilestones < ActiveRecord::Migration
+  DOWNTIME = false
+
+  def up
+    change_column_null :milestones, :project_id, true
+
+    add_column :milestones, :group_id, :integer
+  end
+
+  def down
+    # We cannot rollback project_id not null constraint if there are records
+    # with null values.
+    execute "DELETE from milestones WHERE project_id IS NULL"
+
+    remove_column :milestones, :group_id
+    change_column :milestones, :project_id, :integer, null: false
+  end
+end

db/migrate/20170724184243_add_group_milestone_id_indexes.rb

@@ -0,0 +1,19 @@
+class AddGroupMilestoneIdIndexes < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  disable_ddl_transaction!
+
+  DOWNTIME = false
+
+  def up
+    add_concurrent_foreign_key :milestones, :namespaces, column: :group_id, on_delete: :cascade
+
+    add_concurrent_index :milestones, :group_id
+  end
+
+  def down
+    remove_foreign_key :milestones, column: :group_id
+
+    remove_concurrent_index :milestones, :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: 20170703102400) do
+ActiveRecord::Schema.define(version: 20170724184243) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -253,6 +253,19 @@ ActiveRecord::Schema.define(version: 20170703102400) do
   add_index "ci_builds", ["updated_at"], name: "index_ci_builds_on_updated_at", using: :btree
   add_index "ci_builds", ["user_id"], name: "index_ci_builds_on_user_id", using: :btree
 
+  create_table "ci_pipeline_schedule_variables", force: :cascade do |t|
+    t.string "key", null: false
+    t.text "value"
+    t.text "encrypted_value"
+    t.string "encrypted_value_salt"
+    t.string "encrypted_value_iv"
+    t.integer "pipeline_schedule_id", null: false
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+  end
+
+  add_index "ci_pipeline_schedule_variables", ["pipeline_schedule_id", "key"], name: "index_ci_pipeline_schedule_variables_on_schedule_id_and_key", unique: true, using: :btree
+
   create_table "ci_group_variables", force: :cascade do |t|
     t.string "key", null: false
     t.text "value"
@@ -829,7 +842,7 @@ ActiveRecord::Schema.define(version: 20170703102400) do
 
   create_table "milestones", force: :cascade do |t|
     t.string "title", null: false
-    t.integer "project_id", null: false
+    t.integer "project_id"
     t.text "description"
     t.date "due_date"
     t.datetime "created_at"
@@ -840,10 +853,12 @@ ActiveRecord::Schema.define(version: 20170703102400) do
     t.text "description_html"
     t.date "start_date"
     t.integer "cached_markdown_version"
+    t.integer "group_id"
   end
 
   add_index "milestones", ["description"], name: "index_milestones_on_description_trigram", using: :gin, opclasses: {"description"=>"gin_trgm_ops"}
   add_index "milestones", ["due_date"], name: "index_milestones_on_due_date", using: :btree
+  add_index "milestones", ["group_id"], name: "index_milestones_on_group_id", using: :btree
   add_index "milestones", ["project_id", "iid"], name: "index_milestones_on_project_id_and_iid", unique: true, using: :btree
   add_index "milestones", ["title"], name: "index_milestones_on_title", using: :btree
   add_index "milestones", ["title"], name: "index_milestones_on_title_trigram", using: :gin, opclasses: {"title"=>"gin_trgm_ops"}
@@ -1564,6 +1579,7 @@ ActiveRecord::Schema.define(version: 20170703102400) do
   add_foreign_key "ci_builds", "ci_pipelines", column: "auto_canceled_by_id", name: "fk_a2141b1522", on_delete: :nullify
   add_foreign_key "ci_builds", "ci_stages", column: "stage_id", name: "fk_3a9eaa254d", on_delete: :cascade
   add_foreign_key "ci_builds", "projects", name: "fk_befce0568a", on_delete: :cascade
+  add_foreign_key "ci_pipeline_schedule_variables", "ci_pipeline_schedules", column: "pipeline_schedule_id", name: "fk_41c35fda51", on_delete: :cascade
   add_foreign_key "ci_group_variables", "namespaces", column: "group_id", name: "fk_33ae4d58d8", on_delete: :cascade
   add_foreign_key "ci_pipeline_schedules", "projects", name: "fk_8ead60fcc4", on_delete: :cascade
   add_foreign_key "ci_pipeline_schedules", "users", column: "owner_id", name: "fk_9ea99f58d2", on_delete: :nullify
@@ -1601,6 +1617,7 @@ ActiveRecord::Schema.define(version: 20170703102400) do
   add_foreign_key "merge_requests", "projects", column: "target_project_id", name: "fk_a6963e8447", on_delete: :cascade
   add_foreign_key "merge_requests_closing_issues", "issues", on_delete: :cascade
   add_foreign_key "merge_requests_closing_issues", "merge_requests", on_delete: :cascade
+  add_foreign_key "milestones", "namespaces", column: "group_id", name: "fk_95650a40d4", on_delete: :cascade
   add_foreign_key "milestones", "projects", name: "fk_9bd0a0c791", on_delete: :cascade
   add_foreign_key "notes", "projects", name: "fk_99e097b079", on_delete: :cascade
   add_foreign_key "oauth_openid_requests", "oauth_access_grants", column: "access_grant_id", name: "fk_oauth_openid_requests_oauth_access_grants_access_grant_id"

doc/ci/variables/README.md

@@ -9,7 +9,7 @@ and a list of **user-defined variables**.
 The variables can be overwritten and they take precedence over each other in
 this order:
 
-1. [Trigger variables][triggers] (take precedence over all)
+1. [Trigger variables][triggers] or [scheduled pipeline variables](../../user/project/pipelines/schedules.md#making-use-of-scheduled-pipeline-variables) (take precedence over all)
 1. Project-level [secret variables](#secret-variables) or [protected secret variables](#protected-secret-variables)
 1. Group-level [secret variables](#secret-variables) or [protected secret variables](#protected-secret-variables)
 1. YAML-defined [job-level variables](../yaml/README.md#job-variables)

doc/user/project/milestones/index.md

@@ -21,14 +21,11 @@ Once you fill in all the details, hit the **Create milestone** button.
 >**Note:**
 You need [Master permissions](../../permissions.md) in order to create a milestone.
 
-You can create a milestone for several projects in the same group simultaneously.
-On the group's **Issues ➔ Milestones** page, you will be able to see the status
-of that milestone across all of the selected projects. To create a new milestone
-for selected projects in the group, click the **New milestone** button. The
-form is the same as when creating a milestone for a specific project with the
-addition of the selection of the projects you want to inherit this milestone.
+You can create a milestone for a group that will be shared across group projects.
+On the group's **Issues ➔ Milestones** page, you will be able to see the state
+of that milestone and the issues/merge requests count that it shares across the group projects. To create a new milestone click the **New milestone** button. The form is the same as when creating a milestone for a specific project which you can find in the previous item.
 
-![Creating a group milestone](img/milestone_group_create.png)
+In addition to that you will be able to filter issues or merge requests by group milestones in all projects that belongs to the milestone group.
 
 ## Special milestone filters
 

doc/user/project/pipelines/schedules.md

@@ -31,6 +31,15 @@ is installed on.
 
 ![Schedules list](img/pipeline_schedules_list.png)
 
+### Making use of scheduled pipeline variables
+
+> [Introduced][ce-12328] in GitLab 9.4.
+
+You can pass any number of arbitrary variables and they will be available in
+GitLab CI so that they can be used in your `.gitlab-ci.yml` file.
+
+![Scheduled pipeline variables](img/pipeline_schedule_variables.png)
+
 ## Using only and except
 
 To configure that a job can be executed only when the pipeline has been
@@ -79,4 +88,5 @@ don't have admin access to the server, ask your administrator.
 
 [ce-10533]: https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/10533
 [ce-10853]: https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/10853
+[ce-12328]: https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/12328
 [settings]: https://about.gitlab.com/gitlab-com/settings/#cron-jobs

features/group/milestones.feature

@@ -22,12 +22,12 @@ Feature: Group Milestones
     Then I should see group milestone with descriptions and expiry date
     And I should see group milestone with all issues and MRs assigned to that milestone
 
-  Scenario: Create multiple milestones with one form
+  Scenario: Create group milestones
     Given I visit group "Owned" milestones page
     And I click new milestone button
     And I fill milestone name
     When I press create mileston button
-    Then milestone in each project should be created
+    Then group milestone should be created
 
   Scenario: I should see Issues listed with labels
     Given Group has projects with milestones

features/steps/group/milestones.rb

@@ -54,14 +54,9 @@ class Spinach::Features::GroupMilestones < Spinach::FeatureSteps
     click_button "Create milestone"
   end
 
-  step 'milestone in each project should be created' do
+  step 'group milestone should be created' do
     group = Group.find_by(name: 'Owned')
-    expect(page).to have_content "Milestone v2.9.0"
-    expect(group.projects).to be_present
-
-    group.projects.each do |project|
-      expect(page).to have_content project.name
-    end
+    expect(page).to have_content group.milestones.find_by_title('v2.9.0').title
   end
 
   step 'I should see the "bug" label' do

lib/api/entities.rb

@@ -255,7 +255,7 @@ module API
 
     class ProjectEntity < Grape::Entity
       expose :id, :iid
-      expose(:project_id) { |entity| entity.project.id }
+      expose(:project_id) { |entity| entity&.project.try(:id) }
       expose :title, :description
       expose :state, :created_at, :updated_at
     end
@@ -267,7 +267,12 @@ module API
       expose :deleted_file?, as: :deleted_file
     end
 
-    class Milestone < ProjectEntity
+    class Milestone < Grape::Entity
+      expose :id, :iid
+      expose(:project_id) { |entity| entity&.project_id }
+      expose(:group_id) { |entity| entity&.group_id }
+      expose :title, :description
+      expose :state, :created_at, :updated_at
       expose :due_date
       expose :start_date
     end

lib/api/pipeline_schedules.rb

@@ -74,9 +74,10 @@ module API
         optional :active, type: Boolean, desc: 'The activation of pipeline schedule'
       end
       put ':id/pipeline_schedules/:pipeline_schedule_id' do
-        authorize! :update_pipeline_schedule, user_project
+        authorize! :read_pipeline_schedule, user_project
 
         not_found!('PipelineSchedule') unless pipeline_schedule
+        authorize! :update_pipeline_schedule, pipeline_schedule
 
         if pipeline_schedule.update(declared_params(include_missing: false))
           present pipeline_schedule, with: Entities::PipelineScheduleDetails
@@ -92,9 +93,10 @@ module API
         requires :pipeline_schedule_id, type: Integer,  desc: 'The pipeline schedule id'
       end
       post ':id/pipeline_schedules/:pipeline_schedule_id/take_ownership' do
-        authorize! :update_pipeline_schedule, user_project
+        authorize! :read_pipeline_schedule, user_project
 
         not_found!('PipelineSchedule') unless pipeline_schedule
+        authorize! :update_pipeline_schedule, pipeline_schedule
 
         if pipeline_schedule.own!(current_user)
           present pipeline_schedule, with: Entities::PipelineScheduleDetails
@@ -110,9 +112,10 @@ module API
         requires :pipeline_schedule_id, type: Integer,  desc: 'The pipeline schedule id'
       end
       delete ':id/pipeline_schedules/:pipeline_schedule_id' do
-        authorize! :admin_pipeline_schedule, user_project
+        authorize! :read_pipeline_schedule, user_project
 
         not_found!('PipelineSchedule') unless pipeline_schedule
+        authorize! :admin_pipeline_schedule, pipeline_schedule
 
         status :accepted
         present pipeline_schedule.destroy, with: Entities::PipelineScheduleDetails

lib/gitlab/git/repository.rb

@@ -568,11 +568,17 @@ module Gitlab
 
       # Return total commits count accessible from passed ref
       def commit_count(ref)
-        walker = Rugged::Walker.new(rugged)
-        walker.sorting(Rugged::SORT_TOPO | Rugged::SORT_REVERSE)
-        oid = rugged.rev_parse_oid(ref)
-        walker.push(oid)
-        walker.count
+        gitaly_migrate(:commit_count) do |is_enabled|
+          if is_enabled
+            gitaly_commit_client.commit_count(ref)
+          else
+            walker = Rugged::Walker.new(rugged)
+            walker.sorting(Rugged::SORT_TOPO | Rugged::SORT_REVERSE)
+            oid = rugged.rev_parse_oid(ref)
+            walker.push(oid)
+            walker.count
+          end
+        end
       end
 
       # Sets HEAD to the commit specified by +ref+; +ref+ can be a branch or

lib/gitlab/gitaly_client/commit.rb

@@ -56,6 +56,15 @@ module Gitlab
         entry
       end
 
+      def commit_count(ref)
+        request = Gitaly::CountCommitsRequest.new(
+          repository: @gitaly_repo,
+          revision: ref
+        )
+
+        GitalyClient.call(@repository.storage, :commit_service, :count_commits, request).count
+      end
+
       private
 
       def commit_diff_request_params(commit, options = {})

locale/en/gitlab.po

@@ -619,6 +619,12 @@ msgstr ""
 msgid "PipelineSchedules|Inactive"
 msgstr ""
 
+msgid "PipelineSchedules|Input variable key"
+msgstr ""
+
+msgid "PipelineSchedules|Input variable value"
+msgstr ""
+
 msgid "PipelineSchedules|Next Run"
 msgstr ""
 
@@ -628,12 +634,18 @@ msgstr ""
 msgid "PipelineSchedules|Provide a short description for this pipeline"
 msgstr ""
 
+msgid "PipelineSchedules|Remove variable row"
+msgstr ""
+
 msgid "PipelineSchedules|Take ownership"
 msgstr ""
 
 msgid "PipelineSchedules|Target"
 msgstr ""
 
+msgid "PipelineSchedules|Variables"
+msgstr ""
+
 msgid "PipelineSheduleIntervalPattern|Custom"
 msgstr ""
 
@@ -1056,6 +1068,12 @@ msgstr ""
 msgid "Withdraw Access Request"
 msgstr ""
 
+msgid ""
+"You are going to remove %{group_name}.\n"
+"Removed groups CANNOT be restored!\n"
+"Are you ABSOLUTELY sure?"
+msgstr ""
+
 msgid ""
 "You are going to remove %{project_name_with_namespace}.\n"
 "Removed project CANNOT be restored!\n"

locale/gitlab.pot

@@ -8,8 +8,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: gitlab 1.0.0\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2017-06-28 13:32+0200\n"
-"PO-Revision-Date: 2017-06-28 13:32+0200\n"
+"POT-Creation-Date: 2017-07-05 08:50-0500\n"
+"PO-Revision-Date: 2017-07-05 08:50-0500\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
 "Language: \n"
@@ -620,6 +620,12 @@ msgstr ""
 msgid "PipelineSchedules|Inactive"
 msgstr ""
 
+msgid "PipelineSchedules|Input variable key"
+msgstr ""
+
+msgid "PipelineSchedules|Input variable value"
+msgstr ""
+
 msgid "PipelineSchedules|Next Run"
 msgstr ""
 
@@ -629,12 +635,18 @@ msgstr ""
 msgid "PipelineSchedules|Provide a short description for this pipeline"
 msgstr ""
 
+msgid "PipelineSchedules|Remove variable row"
+msgstr ""
+
 msgid "PipelineSchedules|Take ownership"
 msgstr ""
 
 msgid "PipelineSchedules|Target"
 msgstr ""
 
+msgid "PipelineSchedules|Variables"
+msgstr ""
+
 msgid "PipelineSheduleIntervalPattern|Custom"
 msgstr ""
 
@@ -1057,6 +1069,12 @@ msgstr ""
 msgid "Withdraw Access Request"
 msgstr ""
 
+msgid ""
+"You are going to remove %{group_name}.\n"
+"Removed groups CANNOT be restored!\n"
+"Are you ABSOLUTELY sure?"
+msgstr ""
+
 msgid ""
 "You are going to remove %{project_name_with_namespace}.\n"
 "Removed project CANNOT be restored!\n"

spec/controllers/dashboard/labels_controller_spec.rb

@@ -0,0 +1,25 @@
+require 'spec_helper'
+
+describe Dashboard::LabelsController do
+  let(:project) { create(:empty_project) }
+  let(:user)    { create(:user) }
+  let!(:label)  { create(:label, project: project) }
+
+  before do
+    sign_in(user)
+    project.add_reporter(user)
+  end
+
+  describe "#index" do
+    let!(:unrelated_label) { create(:label, project: create(:empty_project, :public)) }
+
+    it 'returns global labels for projects the user has a relationship with' do
+      get :index, format: :json
+
+      expect(json_response).to be_kind_of(Array)
+      expect(json_response.size).to eq(1)
+      expect(json_response[0]["id"]).to be_nil
+      expect(json_response[0]["title"]).to eq(label.title)
+    end
+  end
+end

spec/controllers/groups/milestones_controller_spec.rb

@@ -2,8 +2,8 @@ require 'spec_helper'
 
 describe Groups::MilestonesController do
   let(:group) { create(:group) }
-  let(:project) { create(:empty_project, group: group) }
-  let(:project2) { create(:empty_project, group: group) }
+  let!(:project) { create(:empty_project, group: group) }
+  let!(:project2) { create(:empty_project, group: group) }
   let(:user)    { create(:user) }
   let(:title) { '肯定不是中文的问题' }
   let(:milestone) do
@@ -17,24 +17,67 @@ describe Groups::MilestonesController do
   end
   let(:milestone_path) { group_milestone_path(group, milestone.safe_title, title: milestone.title) }
 
+  let(:milestone_params) do
+    {
+      title: title,
+      start_date: Date.today,
+      due_date: 1.month.from_now.to_date
+    }
+  end
+
   before do
     sign_in(user)
     group.add_owner(user)
     project.team << [user, :master]
   end
 
-  describe "#index" do
+  describe '#index' do
     it 'shows group milestones page' do
       get :index, group_id: group.to_param
 
       expect(response).to have_http_status(200)
     end
 
-    it 'shows group milestones JSON' do
-      get :index, group_id: group.to_param, format: :json
+    context 'as JSON' do
+      let!(:milestone) { create(:milestone, group: group, title: 'group milestone') }
+      let!(:legacy_milestone1) { create(:milestone, project: project, title: 'legacy') }
+      let!(:legacy_milestone2) { create(:milestone, project: project2, title: 'legacy') }
 
-      expect(response).to have_http_status(200)
-      expect(response.content_type).to eq 'application/json'
+      it 'lists legacy group milestones and group milestones' do
+        get :index, group_id: group.to_param, format: :json
+
+        milestones = JSON.parse(response.body)
+
+        expect(milestones.count).to eq(2)
+        expect(milestones.first["title"]).to eq("group milestone")
+        expect(milestones.second["title"]).to eq("legacy")
+        expect(response).to have_http_status(200)
+        expect(response.content_type).to eq 'application/json'
+      end
+    end
+  end
+
+  describe '#show' do
+    let(:milestone1) { create(:milestone, project: project, title: 'legacy') }
+    let(:milestone2) { create(:milestone, project: project, title: 'legacy') }
+    let(:group_milestone) { create(:milestone, group: group) }
+
+    context 'when there is a title parameter' do
+      it 'searchs for a legacy group milestone' do
+        expect(GlobalMilestone).to receive(:build)
+        expect(Milestone).not_to receive(:find_by_iid)
+
+        get :show, group_id: group.to_param, id: title, title: milestone1.safe_title
+      end
+    end
+
+    context 'when there is not a title parameter' do
+      it 'searchs for a group milestone' do
+        expect(GlobalMilestone).not_to receive(:build)
+        expect(Milestone).to receive(:find_by_iid)
+
+        get :show, group_id: group.to_param, id: group_milestone.id
+      end
     end
   end
 
@@ -44,16 +87,57 @@ describe Groups::MilestonesController do
     it "creates group milestone with Chinese title" do
       post :create,
            group_id: group.to_param,
-           milestone: { project_ids: [project.id, project2.id], title: title }
+           milestone: milestone_params
 
-      expect(response).to redirect_to(group_milestone_path(group, title.to_slug.to_s, title: title))
-      expect(Milestone.where(title: title).count).to eq(2)
+      milestone = Milestone.find_by_title(title)
+
+      expect(response).to redirect_to(group_milestone_path(group, milestone.iid))
+      expect(milestone.group_id).to eq(group.id)
+      expect(milestone.due_date).to eq(milestone_params[:due_date])
+      expect(milestone.start_date).to eq(milestone_params[:start_date])
+    end
+  end
+
+  describe "#update" do
+    let(:milestone) { create(:milestone, group: group) }
+
+    it "updates group milestone" do
+      milestone_params[:title] = "title changed"
+
+      put :update,
+           id: milestone.iid,
+           group_id: group.to_param,
+           milestone: milestone_params
+
+      milestone.reload
+      expect(response).to redirect_to(group_milestone_path(group, milestone.iid))
+      expect(milestone.title).to eq("title changed")
     end
 
-    it "redirects to new when there are no project ids" do
-      post :create, group_id: group.to_param, milestone: { title: title, project_ids: [""] }
-      expect(response).to render_template :new
-      expect(assigns(:milestone).errors).not_to be_nil
+    context "legacy group milestones" do
+      let!(:milestone1) { create(:milestone, project: project, title: 'legacy milestone', description: "old description") }
+      let!(:milestone2) { create(:milestone, project: project2, title: 'legacy milestone', description: "old description") }
+
+      it "updates only group milestones state" do
+        milestone_params[:title] = "title changed"
+        milestone_params[:description] = "description changed"
+        milestone_params[:state_event] = "close"
+
+        put :update,
+             id: milestone1.title.to_slug.to_s,
+             group_id: group.to_param,
+             milestone: milestone_params,
+             title: milestone1.title
+
+        expect(response).to redirect_to(group_milestone_path(group, milestone1.safe_title, title: milestone1.title))
+
+        [milestone1, milestone2].each do |milestone|
+          milestone.reload
+          expect(milestone.title).to eq("legacy milestone")
+          expect(milestone.description).to eq("old description")
+          expect(milestone.state).to eq("closed")
+        end
+      end
     end
   end
 
@@ -156,7 +240,7 @@ describe Groups::MilestonesController do
       it 'does not 404' do
         post :create,
              group_id: group.to_param,
-             milestone: { project_ids: [project.id, project2.id], title: title }
+             milestone: { title: title }
 
         expect(response).not_to have_http_status(404)
       end
@@ -164,7 +248,7 @@ describe Groups::MilestonesController do
       it 'does not redirect to the correct casing' do
         post :create,
              group_id: group.to_param,
-             milestone: { project_ids: [project.id, project2.id], title: title }
+             milestone: { title: title }
 
         expect(response).not_to have_http_status(301)
       end
@@ -176,7 +260,7 @@ describe Groups::MilestonesController do
       it 'returns not found' do
         post :create,
              group_id: redirect_route.path,
-             milestone: { project_ids: [project.id, project2.id], title: title }
+             milestone: { title: title }
 
         expect(response).to have_http_status(404)
       end

spec/controllers/projects/milestones_controller_spec.rb

@@ -31,6 +31,40 @@ describe Projects::MilestonesController do
     end
   end
 
+  describe "#index" do
+    context "as html" do
+      before do
+        get :index, namespace_id: project.namespace.id, project_id: project.id
+      end
+
+      it "queries only projects milestones" do
+        milestones = assigns(:milestones)
+
+        expect(milestones.count).to eq(1)
+        expect(milestones.where(project_id: nil)).to be_empty
+      end
+    end
+
+    context "as json" do
+      let!(:group) { create(:group, :public) }
+      let!(:group_milestone) { create(:milestone, group: group) }
+      let!(:group_member) { create(:group_member, group: group, user: user) }
+
+      before do
+        project.update(namespace: group)
+        get :index, namespace_id: project.namespace.id, project_id: project.id, format: :json
+      end
+
+      it "queries projects milestones and groups milestones" do
+        milestones = assigns(:milestones)
+
+        expect(milestones.count).to eq(2)
+        expect(milestones.where(project_id: nil).first).to eq(group_milestone)
+        expect(milestones.where(group_id: nil).first).to eq(milestone)
+      end
+    end
+  end
+
   describe "#destroy" do
     it "removes milestone" do
       expect(issue.milestone_id).to eq(milestone.id)

spec/controllers/projects/pipeline_schedules_controller_spec.rb

@@ -1,6 +1,8 @@
 require 'spec_helper'
 
 describe Projects::PipelineSchedulesController do
+  include AccessMatchersForController
+
   set(:project) { create(:empty_project, :public) }
   let!(:pipeline_schedule) { create(:ci_pipeline_schedule, project: project) }
 
@@ -17,6 +19,14 @@ describe Projects::PipelineSchedulesController do
       expect(response).to render_template(:index)
     end
 
+    it 'avoids N + 1 queries' do
+      control_count = ActiveRecord::QueryRecorder.new { visit_pipelines_schedules }.count
+
+      create_list(:ci_pipeline_schedule, 2, project: project)
+
+      expect { visit_pipelines_schedules }.not_to exceed_query_limit(control_count)
+    end
+
     context 'when the scope is set to active' do
       let(:scope) { 'active' }
 
@@ -36,20 +46,321 @@ describe Projects::PipelineSchedulesController do
     end
   end
 
-  describe 'GET edit' do
-    let(:user) { create(:user) }
+  describe 'GET #new' do
+    set(:user) { create(:user) }
 
     before do
-      project.add_master(user)
-
+      project.add_developer(user)
       sign_in(user)
     end
 
-    it 'loads the pipeline schedule' do
-      get :edit, namespace_id: project.namespace.to_param, project_id: project, id: pipeline_schedule.id
+    it 'initializes a pipeline schedule model' do
+      get :new, namespace_id: project.namespace.to_param, project_id: project
 
       expect(response).to have_http_status(:ok)
-      expect(assigns(:schedule)).to eq(pipeline_schedule)
+      expect(assigns(:schedule)).to be_a_new(Ci::PipelineSchedule)
+    end
+  end
+
+  describe 'POST #create' do
+    describe 'functionality' do
+      set(:user) { create(:user) }
+
+      before do
+        project.add_developer(user)
+        sign_in(user)
+      end
+
+      let(:basic_param) do
+        attributes_for(:ci_pipeline_schedule)
+      end
+
+      context 'when variables_attributes has one variable' do
+        let(:schedule) do
+          basic_param.merge({
+            variables_attributes: [{ key: 'AAA', value: 'AAA123' }]
+          })
+        end
+
+        it 'creates a new schedule' do
+          expect { go }
+            .to change { Ci::PipelineSchedule.count }.by(1)
+            .and change { Ci::PipelineScheduleVariable.count }.by(1)
+
+          expect(response).to have_http_status(:found)
+
+          Ci::PipelineScheduleVariable.last.tap do |v|
+            expect(v.key).to eq("AAA")
+            expect(v.value).to eq("AAA123")
+          end
+        end
+      end
+
+      context 'when variables_attributes has two variables and duplicted' do
+        let(:schedule) do
+          basic_param.merge({
+            variables_attributes: [{ key: 'AAA', value: 'AAA123' }, { key: 'AAA', value: 'BBB123' }]
+          })
+        end
+
+        it 'returns an error that the keys of variable are duplicated' do
+          expect { go }
+            .to change { Ci::PipelineSchedule.count }.by(0)
+            .and change { Ci::PipelineScheduleVariable.count }.by(0)
+
+          expect(assigns(:schedule).errors['variables']).not_to be_empty
+        end
+      end
+    end
+
+    describe 'security' do
+      let(:schedule) { attributes_for(:ci_pipeline_schedule) }
+
+      it { expect { go }.to be_allowed_for(:admin) }
+      it { expect { go }.to be_allowed_for(:owner).of(project) }
+      it { expect { go }.to be_allowed_for(:master).of(project) }
+      it { expect { go }.to be_allowed_for(:developer).of(project) }
+      it { expect { go }.to be_denied_for(:reporter).of(project) }
+      it { expect { go }.to be_denied_for(:guest).of(project) }
+      it { expect { go }.to be_denied_for(:user) }
+      it { expect { go }.to be_denied_for(:external) }
+      it { expect { go }.to be_denied_for(:visitor) }
+    end
+
+    def go
+      post :create, namespace_id: project.namespace.to_param, project_id: project, schedule: schedule
+    end
+  end
+
+  describe 'PUT #update' do
+    describe 'functionality' do
+      set(:user) { create(:user) }
+      let!(:pipeline_schedule) { create(:ci_pipeline_schedule, project: project, owner: user) }
+
+      before do
+        project.add_developer(user)
+        sign_in(user)
+      end
+
+      context 'when a pipeline schedule has no variables' do
+        let(:basic_param) do
+          { description: 'updated_desc', cron: '0 1 * * *', cron_timezone: 'UTC', ref: 'patch-x', active: true }
+        end
+
+        context 'when params include one variable' do
+          let(:schedule) do
+            basic_param.merge({
+              variables_attributes: [{ key: 'AAA', value: 'AAA123' }]
+            })
+          end
+
+          it 'inserts new variable to the pipeline schedule' do
+            expect { go }.to change { Ci::PipelineScheduleVariable.count }.by(1)
+
+            pipeline_schedule.reload
+            expect(response).to have_http_status(:found)
+            expect(pipeline_schedule.variables.last.key).to eq('AAA')
+            expect(pipeline_schedule.variables.last.value).to eq('AAA123')
+          end
+        end
+
+        context 'when params include two duplicated variables' do
+          let(:schedule) do
+            basic_param.merge({
+              variables_attributes: [{ key: 'AAA', value: 'AAA123' }, { key: 'AAA', value: 'BBB123' }]
+            })
+          end
+
+          it 'returns an error that variables are duplciated' do
+            go
+
+            expect(assigns(:schedule).errors['variables']).not_to be_empty
+          end
+        end
+      end
+
+      context 'when a pipeline schedule has one variable' do
+        let(:basic_param) do
+          { description: 'updated_desc', cron: '0 1 * * *', cron_timezone: 'UTC', ref: 'patch-x', active: true }
+        end
+
+        let!(:pipeline_schedule_variable) do
+          create(:ci_pipeline_schedule_variable,
+            key: 'CCC', pipeline_schedule: pipeline_schedule)
+        end
+
+        context 'when adds a new variable' do
+          let(:schedule) do
+            basic_param.merge({
+              variables_attributes: [{ key: 'AAA', value: 'AAA123' }]
+            })
+          end
+
+          it 'adds the new variable' do
+            expect { go }.to change { Ci::PipelineScheduleVariable.count }.by(1)
+
+            pipeline_schedule.reload
+            expect(pipeline_schedule.variables.last.key).to eq('AAA')
+          end
+        end
+
+        context 'when adds a new duplicated variable' do
+          let(:schedule) do
+            basic_param.merge({
+              variables_attributes: [{ key: 'CCC', value: 'AAA123' }]
+            })
+          end
+
+          it 'returns an error' do
+            expect { go }.not_to change { Ci::PipelineScheduleVariable.count }
+
+            pipeline_schedule.reload
+            expect(assigns(:schedule).errors['variables']).not_to be_empty
+          end
+        end
+
+        context 'when updates a variable' do
+          let(:schedule) do
+            basic_param.merge({
+              variables_attributes: [{ id: pipeline_schedule_variable.id, value: 'new_value' }]
+            })
+          end
+
+          it 'updates the variable' do
+            expect { go }.not_to change { Ci::PipelineScheduleVariable.count }
+
+            pipeline_schedule_variable.reload
+            expect(pipeline_schedule_variable.value).to eq('new_value')
+          end
+        end
+
+        context 'when deletes a variable' do
+          let(:schedule) do
+            basic_param.merge({
+              variables_attributes: [{ id: pipeline_schedule_variable.id, _destroy: true }]
+            })
+          end
+
+          it 'delete the existsed variable' do
+            expect { go }.to change { Ci::PipelineScheduleVariable.count }.by(-1)
+          end
+        end
+
+        context 'when deletes and creates a same key simultaneously' do
+          let(:schedule) do
+            basic_param.merge({
+              variables_attributes: [{ id: pipeline_schedule_variable.id, _destroy: true },
+                                     { key: 'CCC', value: 'CCC123' }]
+            })
+          end
+
+          it 'updates the variable' do
+            expect { go }.not_to change { Ci::PipelineScheduleVariable.count }
+
+            pipeline_schedule.reload
+            expect(pipeline_schedule.variables.last.key).to eq('CCC')
+            expect(pipeline_schedule.variables.last.value).to eq('CCC123')
+          end
+        end
+      end
+    end
+
+    describe 'security' do
+      let(:schedule) { { description: 'updated_desc' } }
+
+      it { expect { go }.to be_allowed_for(:admin) }
+      it { expect { go }.to be_allowed_for(:owner).of(project) }
+      it { expect { go }.to be_allowed_for(:master).of(project) }
+      it { expect { go }.to be_allowed_for(:developer).of(project).own(pipeline_schedule) }
+      it { expect { go }.to be_denied_for(:reporter).of(project) }
+      it { expect { go }.to be_denied_for(:guest).of(project) }
+      it { expect { go }.to be_denied_for(:user) }
+      it { expect { go }.to be_denied_for(:external) }
+      it { expect { go }.to be_denied_for(:visitor) }
+
+      context 'when a developer created a pipeline schedule' do
+        let(:developer_1) { create(:user) }
+        let!(:pipeline_schedule) { create(:ci_pipeline_schedule, project: project, owner: developer_1) }
+
+        before do
+          project.add_developer(developer_1)
+        end
+
+        it { expect { go }.to be_allowed_for(developer_1) }
+        it { expect { go }.to be_denied_for(:developer).of(project) }
+        it { expect { go }.to be_allowed_for(:master).of(project) }
+      end
+
+      context 'when a master created a pipeline schedule' do
+        let(:master_1) { create(:user) }
+        let!(:pipeline_schedule) { create(:ci_pipeline_schedule, project: project, owner: master_1) }
+
+        before do
+          project.add_master(master_1)
+        end
+
+        it { expect { go }.to be_allowed_for(master_1) }
+        it { expect { go }.to be_allowed_for(:master).of(project) }
+        it { expect { go }.to be_denied_for(:developer).of(project) }
+      end
+    end
+
+    def go
+      put :update, namespace_id: project.namespace.to_param,
+                   project_id: project, id: pipeline_schedule,
+                   schedule: schedule
+    end
+  end
+
+  describe 'GET #edit' do
+    describe 'functionality' do
+      let(:user) { create(:user) }
+
+      before do
+        project.add_master(user)
+        sign_in(user)
+      end
+
+      it 'loads the pipeline schedule' do
+        get :edit, namespace_id: project.namespace.to_param, project_id: project, id: pipeline_schedule.id
+
+        expect(response).to have_http_status(:ok)
+        expect(assigns(:schedule)).to eq(pipeline_schedule)
+      end
+    end
+
+    describe 'security' do
+      it { expect { go }.to be_allowed_for(:admin) }
+      it { expect { go }.to be_allowed_for(:owner).of(project) }
+      it { expect { go }.to be_allowed_for(:master).of(project) }
+      it { expect { go }.to be_allowed_for(:developer).of(project).own(pipeline_schedule) }
+      it { expect { go }.to be_denied_for(:reporter).of(project) }
+      it { expect { go }.to be_denied_for(:guest).of(project) }
+      it { expect { go }.to be_denied_for(:user) }
+      it { expect { go }.to be_denied_for(:external) }
+      it { expect { go }.to be_denied_for(:visitor) }
+    end
+
+    def go
+      get :edit, namespace_id: project.namespace.to_param, project_id: project, id: pipeline_schedule.id
+    end
+  end
+
+  describe 'GET #take_ownership' do
+    describe 'security' do
+      it { expect { go }.to be_allowed_for(:admin) }
+      it { expect { go }.to be_allowed_for(:owner).of(project) }
+      it { expect { go }.to be_allowed_for(:master).of(project) }
+      it { expect { go }.to be_allowed_for(:developer).of(project).own(pipeline_schedule) }
+      it { expect { go }.to be_denied_for(:reporter).of(project) }
+      it { expect { go }.to be_denied_for(:guest).of(project) }
+      it { expect { go }.to be_denied_for(:user) }
+      it { expect { go }.to be_denied_for(:external) }
+      it { expect { go }.to be_denied_for(:visitor) }
+    end
+
+    def go
+      post :take_ownership, namespace_id: project.namespace.to_param, project_id: project, id: pipeline_schedule.id
     end
   end
 
@@ -65,7 +376,7 @@ describe Projects::PipelineSchedulesController do
       end
 
       it 'does not delete the pipeline schedule' do
-        expect(response).not_to have_http_status(:ok)
+        expect(response).to have_http_status(:not_found)
       end
     end
 
@@ -84,57 +395,4 @@ describe Projects::PipelineSchedulesController do
       end
     end
   end
-
-  describe 'security' do
-    include AccessMatchersForController
-
-    describe 'GET edit' do
-      it { expect { go }.to be_allowed_for(:admin) }
-      it { expect { go }.to be_allowed_for(:owner).of(project) }
-      it { expect { go }.to be_allowed_for(:master).of(project) }
-      it { expect { go }.to be_allowed_for(:developer).of(project) }
-      it { expect { go }.to be_denied_for(:reporter).of(project) }
-      it { expect { go }.to be_denied_for(:guest).of(project) }
-      it { expect { go }.to be_denied_for(:user) }
-      it { expect { go }.to be_denied_for(:external) }
-      it { expect { go }.to be_denied_for(:visitor) }
-
-      def go
-        get :edit, namespace_id: project.namespace.to_param, project_id: project, id: pipeline_schedule.id
-      end
-    end
-
-    describe 'GET take_ownership' do
-      it { expect { go }.to be_allowed_for(:admin) }
-      it { expect { go }.to be_allowed_for(:owner).of(project) }
-      it { expect { go }.to be_allowed_for(:master).of(project) }
-      it { expect { go }.to be_allowed_for(:developer).of(project) }
-      it { expect { go }.to be_denied_for(:reporter).of(project) }
-      it { expect { go }.to be_denied_for(:guest).of(project) }
-      it { expect { go }.to be_denied_for(:user) }
-      it { expect { go }.to be_denied_for(:external) }
-      it { expect { go }.to be_denied_for(:visitor) }
-
-      def go
-        post :take_ownership, namespace_id: project.namespace.to_param, project_id: project, id: pipeline_schedule.id
-      end
-    end
-
-    describe 'PUT update' do
-      it { expect { go }.to be_allowed_for(:admin) }
-      it { expect { go }.to be_allowed_for(:owner).of(project) }
-      it { expect { go }.to be_allowed_for(:master).of(project) }
-      it { expect { go }.to be_allowed_for(:developer).of(project) }
-      it { expect { go }.to be_denied_for(:reporter).of(project) }
-      it { expect { go }.to be_denied_for(:guest).of(project) }
-      it { expect { go }.to be_denied_for(:user) }
-      it { expect { go }.to be_denied_for(:external) }
-      it { expect { go }.to be_denied_for(:visitor) }
-
-      def go
-        put :update, namespace_id: project.namespace.to_param, project_id: project, id: pipeline_schedule.id,
-                     schedule: { description: 'a' }
-      end
-    end
-  end
 end

spec/factories/ci/pipeline_schedule_variables.rb

@@ -0,0 +1,8 @@
+FactoryGirl.define do
+  factory :ci_pipeline_schedule_variable, class: Ci::PipelineScheduleVariable do
+    sequence(:key) { |n| "VARIABLE_#{n}" }
+    value 'VARIABLE_VALUE'
+
+    pipeline_schedule factory: :ci_pipeline_schedule
+  end
+end

spec/factories/milestones.rb

@@ -1,7 +1,13 @@
 FactoryGirl.define do
   factory :milestone do
     title
-    project factory: :empty_project
+
+    transient do
+      project nil
+      group nil
+      project_id nil
+      group_id nil
+    end
 
     trait :active do
       state "active"
@@ -11,6 +17,20 @@ FactoryGirl.define do
       state "closed"
     end
 
+    after(:build) do |milestone, evaluator|
+      if evaluator.group
+        milestone.group = evaluator.group
+      elsif evaluator.group_id
+        milestone.group_id = evaluator.group_id
+      elsif evaluator.project
+        milestone.project = evaluator.project
+      elsif evaluator.project_id
+        milestone.project_id = evaluator.project_id
+      else
+        milestone.project = create(:empty_project)
+      end
+    end
+
     factory :active_milestone, traits: [:active]
     factory :closed_milestone, traits: [:closed]
   end

spec/features/groups/milestone_spec.rb

@@ -33,4 +33,32 @@ feature 'Group milestones', :feature, :js do
       expect(find('.start_date')).to have_content(Date.today.at_beginning_of_month.strftime('%b %-d, %Y'))
     end
   end
+
+  context 'milestones list' do
+    let!(:other_project) { create(:project_empty_repo, group: group) }
+
+    let!(:active_group_milestone) { create(:milestone, group: group, state: 'active') }
+    let!(:active_project_milestone1) { create(:milestone, project: project, state: 'active', title: 'v1.0') }
+    let!(:active_project_milestone2) { create(:milestone, project: other_project, state: 'active', title: 'v1.0') }
+    let!(:closed_group_milestone) { create(:milestone, group: group, state: 'closed') }
+    let!(:closed_project_milestone1) { create(:milestone, project: project, state: 'closed', title: 'v2.0') }
+    let!(:closed_project_milestone2) { create(:milestone, project: other_project, state: 'closed', title: 'v2.0') }
+
+    before do
+      visit group_milestones_path(group)
+    end
+
+    it 'counts milestones correctly' do
+      expect(find('.top-area .active .badge').text).to eq("2")
+      expect(find('.top-area .closed .badge').text).to eq("2")
+      expect(find('.top-area .all .badge').text).to eq("4")
+    end
+
+    it 'lists legacy group milestones and group milestones' do
+      legacy_milestone = GroupMilestone.build_collection(group, group.projects, { state: 'active' }).first
+
+      expect(page).to have_selector("#milestone_#{active_group_milestone.id}", count: 1)
+      expect(page).to have_selector("#milestone_#{legacy_milestone.milestones.first.id}", count: 1)
+    end
+  end
 end

spec/features/milestone_spec.rb

@@ -1,10 +1,12 @@
 require 'rails_helper'
 
 feature 'Milestone', feature: true do
-  let(:project) { create(:empty_project, :public) }
+  let(:group) { create(:group, :public) }
+  let(:project) { create(:empty_project, :public, namespace: group) }
   let(:user)   { create(:user) }
 
   before do
+    create(:group_member, group: group, user: user)
     project.team << [user, :master]
     gitlab_sign_in(user)
   end
@@ -37,8 +39,8 @@ feature 'Milestone', feature: true do
     end
   end
 
-  feature 'Open a milestone with an existing title' do
-    scenario 'displays validation message' do
+  feature 'Open a project milestone with an existing title' do
+    scenario 'displays validation message when there is a project milestone with same title' do
       milestone = create(:milestone, project: project, title: 8.7)
 
       visit new_project_milestone_path(project)
@@ -47,7 +49,20 @@ feature 'Milestone', feature: true do
       end
       find('input[name="commit"]').click
 
-      expect(find('.alert-danger')).to have_content('Title has already been taken')
+      expect(find('.alert-danger')).to have_content('already being used for another group or project milestone.')
+    end
+
+    scenario 'displays validation message when there is a group milestone with same title' do
+      milestone = create(:milestone, project_id: nil, group: project.group, title: 8.7)
+
+      visit new_group_milestone_path(project.group)
+
+      page.within '.milestone-form' do
+        fill_in "milestone_title", with: milestone.title
+      end
+      find('input[name="commit"]').click
+
+      expect(find('.alert-danger')).to have_content('already being used for another group or project milestone.')
     end
   end
 end

spec/features/projects/pipeline_schedules_spec.rb

@@ -1,6 +1,6 @@
 require 'spec_helper'
 
-feature 'Pipeline Schedules', :feature do
+feature 'Pipeline Schedules', :feature, js: true do
   include PipelineSchedulesHelper
 
   let!(:project) { create(:project) }
@@ -11,27 +11,20 @@ feature 'Pipeline Schedules', :feature do
 
   before do
     project.add_master(user)
-
     gitlab_sign_in(user)
-    visit_page
   end
 
   describe 'GET /projects/pipeline_schedules' do
-    let(:visit_page) { visit_pipelines_schedules }
-
-    it 'avoids N + 1 queries' do
-      control_count = ActiveRecord::QueryRecorder.new { visit_pipelines_schedules }.count
-
-      create_list(:ci_pipeline_schedule, 2, project: project)
-
-      expect { visit_pipelines_schedules }.not_to exceed_query_limit(control_count)
+    before do
+      visit_pipelines_schedules
     end
 
     describe 'The view' do
       it 'displays the required information description' do
         page.within('.pipeline-schedule-table-row') do
           expect(page).to have_content('pipeline schedule')
-          expect(page).to have_content(pipeline_schedule.real_next_run.strftime('%b %d, %Y'))
+          expect(find(".next-run-cell time")['data-original-title'])
+            .to include(pipeline_schedule.real_next_run.strftime('%b %-d, %Y'))
           expect(page).to have_link('master')
           expect(page).to have_link("##{pipeline.id}")
         end
@@ -62,7 +55,7 @@ feature 'Pipeline Schedules', :feature do
       it 'deletes the pipeline' do
         click_link 'Delete'
 
-        expect(page).not_to have_content('pipeline schedule')
+        expect(page).not_to have_css(".pipeline-schedule-table-row")
       end
     end
 
@@ -78,8 +71,10 @@ feature 'Pipeline Schedules', :feature do
     end
   end
 
-  describe 'POST /projects/pipeline_schedules/new', js: true do
-    let(:visit_page) { visit_new_pipeline_schedule }
+  describe 'POST /projects/pipeline_schedules/new' do
+    before do
+      visit_new_pipeline_schedule
+    end
 
     it 'sets defaults for timezone and target branch' do
       expect(page).to have_button('master')
@@ -100,8 +95,8 @@ feature 'Pipeline Schedules', :feature do
     end
   end
 
-  describe 'PATCH /projects/pipelines_schedules/:id/edit', js: true do
-    let(:visit_page) do
+  describe 'PATCH /projects/pipelines_schedules/:id/edit' do
+    before do
       edit_pipeline_schedule
     end
 
@@ -134,6 +129,72 @@ feature 'Pipeline Schedules', :feature do
     end
   end
 
+  context 'when user creates a new pipeline schedule with variables' do
+    background do
+      visit_pipelines_schedules
+      click_link 'New schedule'
+      fill_in_schedule_form
+      all('[name="schedule[variables_attributes][][key]"]')[0].set('AAA')
+      all('[name="schedule[variables_attributes][][value]"]')[0].set('AAA123')
+      all('[name="schedule[variables_attributes][][key]"]')[1].set('BBB')
+      all('[name="schedule[variables_attributes][][value]"]')[1].set('BBB123')
+      save_pipeline_schedule
+    end
+
+    scenario 'user sees the new variable in edit window' do
+      find(".content-list .pipeline-schedule-table-row:nth-child(1) .btn-group a[title='Edit']").click
+      page.within('.pipeline-variable-list') do
+        expect(find(".pipeline-variable-row:nth-child(1) .pipeline-variable-key-input").value).to eq('AAA')
+        expect(find(".pipeline-variable-row:nth-child(1) .pipeline-variable-value-input").value).to eq('AAA123')
+        expect(find(".pipeline-variable-row:nth-child(2) .pipeline-variable-key-input").value).to eq('BBB')
+        expect(find(".pipeline-variable-row:nth-child(2) .pipeline-variable-value-input").value).to eq('BBB123')
+      end
+    end
+  end
+
+  context 'when user edits a variable of a pipeline schedule' do
+    background do
+      create(:ci_pipeline_schedule, project: project, owner: user).tap do |pipeline_schedule|
+        create(:ci_pipeline_schedule_variable, key: 'AAA', value: 'AAA123', pipeline_schedule: pipeline_schedule)
+      end
+
+      visit_pipelines_schedules
+      find(".content-list .pipeline-schedule-table-row:nth-child(1) .btn-group a[title='Edit']").click
+      all('[name="schedule[variables_attributes][][key]"]')[0].set('foo')
+      all('[name="schedule[variables_attributes][][value]"]')[0].set('bar')
+      click_button 'Save pipeline schedule'
+    end
+
+    scenario 'user sees the updated variable in edit window' do
+      find(".content-list .pipeline-schedule-table-row:nth-child(1) .btn-group a[title='Edit']").click
+      page.within('.pipeline-variable-list') do
+        expect(find(".pipeline-variable-row:nth-child(1) .pipeline-variable-key-input").value).to eq('foo')
+        expect(find(".pipeline-variable-row:nth-child(1) .pipeline-variable-value-input").value).to eq('bar')
+      end
+    end
+  end
+
+  context 'when user removes a variable of a pipeline schedule' do
+    background do
+      create(:ci_pipeline_schedule, project: project, owner: user).tap do |pipeline_schedule|
+        create(:ci_pipeline_schedule_variable, key: 'AAA', value: 'AAA123', pipeline_schedule: pipeline_schedule)
+      end
+
+      visit_pipelines_schedules
+      find(".content-list .pipeline-schedule-table-row:nth-child(1) .btn-group a[title='Edit']").click
+      find('.pipeline-variable-list .pipeline-variable-row-remove-button').click
+      click_button 'Save pipeline schedule'
+    end
+
+    scenario 'user does not see the removed variable in edit window' do
+      find(".content-list .pipeline-schedule-table-row:nth-child(1) .btn-group a[title='Edit']").click
+      page.within('.pipeline-variable-list') do
+        expect(find(".pipeline-variable-row:nth-child(1) .pipeline-variable-key-input").value).to eq('')
+        expect(find(".pipeline-variable-row:nth-child(1) .pipeline-variable-value-input").value).to eq('')
+      end
+    end
+  end
+
   def visit_new_pipeline_schedule
     visit new_project_pipeline_schedule_path(project, pipeline_schedule)
   end

spec/finders/issues_finder_spec.rb

@@ -59,6 +59,23 @@ describe IssuesFinder do
         end
       end
 
+      context 'filtering by group milestone' do
+        let!(:group) { create(:group, :public) }
+        let(:group_milestone) { create(:milestone, group: group) }
+        let!(:group_member) { create(:group_member, group: group, user: user) }
+        let(:params) { { milestone_title: group_milestone.title } }
+
+        before do
+          project2.update(namespace: group)
+          issue2.update(milestone: group_milestone)
+          issue3.update(milestone: group_milestone)
+        end
+
+        it 'returns issues assigned to that group milestone' do
+          expect(issues).to contain_exactly(issue2, issue3)
+        end
+      end
+
       context 'filtering by no milestone' do
         let(:params) { { milestone_title: Milestone::None.title } }
 

spec/finders/merge_requests_finder_spec.rb

@@ -47,6 +47,25 @@ describe MergeRequestsFinder do
       expect(merge_requests).to contain_exactly(merge_request1)
     end
 
+    context 'filtering by group milestone' do
+      let!(:group) { create(:group, :public) }
+      let(:group_milestone) { create(:milestone, group: group) }
+      let!(:group_member) { create(:group_member, group: group, user: user) }
+      let(:params) { { milestone_title: group_milestone.title } }
+
+      before do
+        project2.update(namespace: group)
+        merge_request2.update(milestone: group_milestone)
+        merge_request3.update(milestone: group_milestone)
+      end
+
+      it 'returns issues assigned to that group milestone' do
+        merge_requests = described_class.new(user, params).execute
+
+        expect(merge_requests).to contain_exactly(merge_request2, merge_request3)
+      end
+    end
+
     context 'with created_after and created_before params' do
       let(:project4) { create(:empty_project, forked_from_project: project1) }
 

spec/finders/milestones_finder_spec.rb

@@ -0,0 +1,90 @@
+require 'spec_helper'
+
+describe MilestonesFinder do
+  let(:group) { create(:group) }
+  let(:project_1) { create(:empty_project, namespace: group) }
+  let(:project_2) { create(:empty_project, namespace: group) }
+  let!(:milestone_1) { create(:milestone, group: group, title: 'one test', due_date: Date.today) }
+  let!(:milestone_2) { create(:milestone, group: group) }
+  let!(:milestone_3) { create(:milestone, project: project_1, state: 'active', due_date: Date.tomorrow) }
+  let!(:milestone_4) { create(:milestone, project: project_2, state: 'active') }
+
+  it 'it returns milestones for projects' do
+    result = described_class.new(project_ids: [project_1.id, project_2.id], state: 'all').execute
+
+    expect(result).to contain_exactly(milestone_3, milestone_4)
+  end
+
+  it 'returns milestones for groups' do
+    result = described_class.new(group_ids: group.id,  state: 'all').execute
+
+    expect(result).to contain_exactly(milestone_1, milestone_2)
+  end
+
+  it 'returns milestones for groups and projects' do
+    result = described_class.new(project_ids: [project_1.id, project_2.id], group_ids: group.id, state: 'all').execute
+
+    expect(result).to contain_exactly(milestone_1, milestone_2, milestone_3, milestone_4)
+  end
+
+  context 'with filters' do
+    let(:params) do
+      {
+        project_ids: [project_1.id, project_2.id],
+        group_ids: group.id,
+        state: 'all'
+      }
+    end
+
+    before do
+      milestone_1.close
+      milestone_3.close
+    end
+
+    it 'filters by active state' do
+      params[:state] = 'active'
+      result = described_class.new(params).execute
+
+      expect(result).to contain_exactly(milestone_2, milestone_4)
+    end
+
+    it 'filters by closed state' do
+      params[:state] = 'closed'
+      result = described_class.new(params).execute
+
+      expect(result).to contain_exactly(milestone_1, milestone_3)
+    end
+
+    it 'filters by title' do
+      result = described_class.new(params.merge(title: 'one test')).execute
+
+      expect(result.to_a).to contain_exactly(milestone_1)
+    end
+  end
+
+  context 'with order' do
+    let(:params) do
+      {
+        project_ids: [project_1.id, project_2.id],
+        group_ids: group.id,
+        state: 'all'
+      }
+    end
+
+    it "default orders by due date" do
+      result = described_class.new(params).execute
+
+      expect(result.first).to eq(milestone_1)
+      expect(result.second).to eq(milestone_3)
+    end
+
+    it "orders by parameter" do
+      result = described_class.new(params.merge(order: 'id DESC')).execute
+
+      expect(result.first).to eq(milestone_4)
+      expect(result.second).to eq(milestone_3)
+      expect(result.third).to eq(milestone_2)
+      expect(result.fourth).to eq(milestone_1)
+    end
+  end
+end

spec/fixtures/api/schemas/public_api/v3/issues.json

@@ -22,7 +22,8 @@
         "properties": {
           "id": { "type": "integer" },
           "iid": { "type": "integer" },
-          "project_id": { "type": "integer" },
+          "project_id": { "type": ["integer", "null"] },
+          "group_id": { "type": ["integer", "null"] },
           "title": { "type": "string" },
           "description": { "type": ["string", "null"] },
           "state": { "type": "string" },

spec/fixtures/api/schemas/public_api/v3/merge_requests.json

@@ -53,7 +53,8 @@
         "properties": {
           "id": { "type": "integer" },
           "iid": { "type": "integer" },
-          "project_id": { "type": "integer" },
+          "project_id": { "type": ["integer", "null"] },
+          "group_id": { "type": ["integer", "null"] },
           "title": { "type": "string" },
           "description": { "type": ["string", "null"] },
           "state": { "type": "string" },

spec/fixtures/api/schemas/public_api/v4/issues.json

@@ -22,7 +22,8 @@
         "properties": {
           "id": { "type": "integer" },
           "iid": { "type": "integer" },
-          "project_id": { "type": "integer" },
+          "project_id": { "type": ["integer", "null"] },
+          "group_id": { "type": ["integer", "null"] },
           "title": { "type": "string" },
           "description": { "type": ["string", "null"] },
           "state": { "type": "string" },

spec/fixtures/api/schemas/public_api/v4/merge_requests.json

@@ -53,7 +53,8 @@
         "properties": {
           "id": { "type": "integer" },
           "iid": { "type": "integer" },
-          "project_id": { "type": "integer" },
+          "project_id": { "type": ["integer", "null"] },
+          "group_id": { "type": ["integer", "null"] },
           "title": { "type": "string" },
           "description": { "type": ["string", "null"] },
           "state": { "type": "string" },

spec/javascripts/pipeline_schedules/setup_pipeline_variable_list_spec.js

@@ -0,0 +1,145 @@
+import {
+  setupPipelineVariableList,
+  insertRow,
+  removeRow,
+} from '~/pipeline_schedules/setup_pipeline_variable_list';
+
+describe('Pipeline Variable List', () => {
+  let $markup;
+
+  describe('insertRow', () => {
+    it('should insert another row', () => {
+      $markup = $(`<div>
+        <li class="js-row">
+          <input>
+          <textarea></textarea>
+        </li>
+      </div>`);
+
+      insertRow($markup.find('.js-row'));
+
+      expect($markup.find('.js-row').length).toBe(2);
+    });
+
+    it('should clear `data-is-persisted` on cloned row', () => {
+      $markup = $(`<div>
+        <li class="js-row" data-is-persisted="true"></li>
+      </div>`);
+
+      insertRow($markup.find('.js-row'));
+
+      const $lastRow = $markup.find('.js-row').last();
+      expect($lastRow.attr('data-is-persisted')).toBe(undefined);
+    });
+
+    it('should clear inputs on cloned row', () => {
+      $markup = $(`<div>
+        <li class="js-row">
+          <input value="foo">
+          <textarea>bar</textarea>
+        </li>
+      </div>`);
+
+      insertRow($markup.find('.js-row'));
+
+      const $lastRow = $markup.find('.js-row').last();
+      expect($lastRow.find('input').val()).toBe('');
+      expect($lastRow.find('textarea').val()).toBe('');
+    });
+  });
+
+  describe('removeRow', () => {
+    it('should remove dynamic row', () => {
+      $markup = $(`<div>
+        <li class="js-row">
+          <input>
+          <textarea></textarea>
+        </li>
+      </div>`);
+
+      removeRow($markup.find('.js-row'));
+
+      expect($markup.find('.js-row').length).toBe(0);
+    });
+
+    it('should hide and mark to destroy with already persisted rows', () => {
+      $markup = $(`<div>
+        <li class="js-row" data-is-persisted="true">
+          <input class="js-destroy-input">
+        </li>
+      </div>`);
+
+      const $row = $markup.find('.js-row');
+      removeRow($row);
+
+      expect($row.find('.js-destroy-input').val()).toBe('1');
+      expect($markup.find('.js-row').length).toBe(1);
+    });
+  });
+
+  describe('setupPipelineVariableList', () => {
+    beforeEach(() => {
+      $markup = $(`<form>
+        <li class="js-row">
+          <input class="js-user-input" name="schedule[variables_attributes][][key]">
+          <textarea class="js-user-input" name="schedule[variables_attributes][][value]"></textarea>
+          <button class="js-row-remove-button"></button>
+          <button class="js-row-add-button"></button>
+        </li>
+      </form>`);
+
+      setupPipelineVariableList($markup);
+    });
+
+    it('should remove the row when clicking the remove button', () => {
+      $markup.find('.js-row-remove-button').trigger('click');
+
+      expect($markup.find('.js-row').length).toBe(0);
+    });
+
+    it('should add another row when editing the last rows key input', () => {
+      const $row = $markup.find('.js-row');
+      $row.find('input.js-user-input')
+        .val('foo')
+        .trigger('input');
+
+      expect($markup.find('.js-row').length).toBe(2);
+    });
+
+    it('should add another row when editing the last rows value textarea', () => {
+      const $row = $markup.find('.js-row');
+      $row.find('textarea.js-user-input')
+        .val('foo')
+        .trigger('input');
+
+      expect($markup.find('.js-row').length).toBe(2);
+    });
+
+    it('should remove empty row after blurring', () => {
+      const $row = $markup.find('.js-row');
+      $row.find('input.js-user-input')
+        .val('foo')
+        .trigger('input');
+
+      expect($markup.find('.js-row').length).toBe(2);
+
+      $row.find('input.js-user-input')
+        .val('')
+        .trigger('input')
+        .trigger('blur');
+
+      expect($markup.find('.js-row').length).toBe(1);
+    });
+
+    it('should clear out the `name` attribute on the inputs for the last empty row on form submission (avoid BE validation)', () => {
+      const $row = $markup.find('.js-row');
+      expect($row.find('input').attr('name')).toBe('schedule[variables_attributes][][key]');
+      expect($row.find('textarea').attr('name')).toBe('schedule[variables_attributes][][value]');
+
+      $markup.filter('form').submit();
+
+      expect($row.find('input').attr('name')).toBe('');
+      expect($row.find('textarea').attr('name')).toBe('');
+    });
+  });
+});

spec/lib/gitlab/git/repository_spec.rb

@@ -3,6 +3,20 @@ require "spec_helper"
 describe Gitlab::Git::Repository, seed_helper: true do
   include Gitlab::EncodingHelper
 
+  shared_examples 'wrapping gRPC errors' do |gitaly_client_class, gitaly_client_method|
+    it 'wraps gRPC not found error' do
+      expect_any_instance_of(gitaly_client_class).to receive(gitaly_client_method)
+        .and_raise(GRPC::NotFound)
+      expect { subject }.to raise_error(Gitlab::Git::Repository::NoRepository)
+    end
+
+    it 'wraps gRPC unknown error' do
+      expect_any_instance_of(gitaly_client_class).to receive(gitaly_client_method)
+        .and_raise(GRPC::Unknown)
+      expect { subject }.to raise_error(Gitlab::Git::CommandError)
+    end
+  end
+
   let(:repository) { Gitlab::Git::Repository.new('default', TEST_REPO_PATH) }
 
   describe "Respond to" do
@@ -35,16 +49,8 @@ describe Gitlab::Git::Repository, seed_helper: true do
       repository.root_ref
     end
 
-    it 'wraps GRPC not found' do
-      expect_any_instance_of(Gitlab::GitalyClient::Ref).to receive(:default_branch_name)
-        .and_raise(GRPC::NotFound)
-      expect { repository.root_ref }.to raise_error(Gitlab::Git::Repository::NoRepository)
-    end
-
-    it 'wraps GRPC exceptions' do
-      expect_any_instance_of(Gitlab::GitalyClient::Ref).to receive(:default_branch_name)
-        .and_raise(GRPC::Unknown)
-      expect { repository.root_ref }.to raise_error(Gitlab::Git::CommandError)
+    it_behaves_like 'wrapping gRPC errors', Gitlab::GitalyClient::Ref, :default_branch_name do
+      subject { repository.root_ref }
     end
   end
 
@@ -130,17 +136,7 @@ describe Gitlab::Git::Repository, seed_helper: true do
       subject
     end
 
-    it 'wraps GRPC not found' do
-      expect_any_instance_of(Gitlab::GitalyClient::Ref).to receive(:branch_names)
-        .and_raise(GRPC::NotFound)
-      expect { subject }.to raise_error(Gitlab::Git::Repository::NoRepository)
-    end
-
-    it 'wraps GRPC other exceptions' do
-      expect_any_instance_of(Gitlab::GitalyClient::Ref).to receive(:branch_names)
-        .and_raise(GRPC::Unknown)
-      expect { subject }.to raise_error(Gitlab::Git::CommandError)
-    end
+    it_behaves_like 'wrapping gRPC errors', Gitlab::GitalyClient::Ref, :branch_names
   end
 
   describe '#tag_names' do
@@ -168,17 +164,7 @@ describe Gitlab::Git::Repository, seed_helper: true do
       subject
     end
 
-    it 'wraps GRPC not found' do
-      expect_any_instance_of(Gitlab::GitalyClient::Ref).to receive(:tag_names)
-        .and_raise(GRPC::NotFound)
-      expect { subject }.to raise_error(Gitlab::Git::Repository::NoRepository)
-    end
-
-    it 'wraps GRPC exceptions' do
-      expect_any_instance_of(Gitlab::GitalyClient::Ref).to receive(:tag_names)
-        .and_raise(GRPC::Unknown)
-      expect { subject }.to raise_error(Gitlab::Git::CommandError)
-    end
+    it_behaves_like 'wrapping gRPC errors', Gitlab::GitalyClient::Ref, :tag_names
   end
 
   shared_examples 'archive check' do |extenstion|
@@ -438,8 +424,21 @@ describe Gitlab::Git::Repository, seed_helper: true do
   end
 
   describe '#commit_count' do
-    it { expect(repository.commit_count("master")).to eq(25) }
-    it { expect(repository.commit_count("feature")).to eq(9) }
+    shared_examples 'counting commits' do
+      it { expect(repository.commit_count("master")).to eq(25) }
+      it { expect(repository.commit_count("feature")).to eq(9) }
+    end
+
+    context 'when Gitaly commit_count feature is enabled' do
+      it_behaves_like 'counting commits'
+      it_behaves_like 'wrapping gRPC errors', Gitlab::GitalyClient::Commit, :commit_count do
+        subject { repository.commit_count('master') }
+      end
+    end
+
+    context 'when Gitaly commit_count feature is disabled', skip_gitaly_mock: true  do
+      it_behaves_like 'counting commits'
+    end
   end
 
   describe "#reset" do
@@ -1298,16 +1297,8 @@ describe Gitlab::Git::Repository, seed_helper: true do
       @repo.local_branches
     end
 
-    it 'wraps GRPC not found' do
-      expect_any_instance_of(Gitlab::GitalyClient::Ref).to receive(:local_branches)
-        .and_raise(GRPC::NotFound)
-      expect { @repo.local_branches }.to raise_error(Gitlab::Git::Repository::NoRepository)
-    end
-
-    it 'wraps GRPC exceptions' do
-      expect_any_instance_of(Gitlab::GitalyClient::Ref).to receive(:local_branches)
-        .and_raise(GRPC::Unknown)
-      expect { @repo.local_branches }.to raise_error(Gitlab::Git::CommandError)
+    it_behaves_like 'wrapping gRPC errors', Gitlab::GitalyClient::Ref, :local_branches do
+      subject { @repo.local_branches }
     end
   end
 

spec/lib/gitlab/import_export/all_models.yml

@@ -45,6 +45,7 @@ label:
 - merge_requests
 - priorities
 milestone:
+- group
 - project
 - issues
 - labels
@@ -133,8 +134,11 @@ pipeline_schedules:
 - owner
 - pipelines
 - last_pipeline
+- variables
 pipeline_schedule:
 - pipelines
+pipeline_schedule_variables:
+- pipeline_schedule
 deploy_keys:
 - user
 - deploy_keys_projects

spec/lib/gitlab/import_export/safe_model_attributes.yml

@@ -82,6 +82,7 @@ Milestone:
 - id
 - title
 - project_id
+- group_id
 - description
 - due_date
 - start_date

spec/models/ci/build_spec.rb

@@ -1427,6 +1427,23 @@ describe Ci::Build, :models do
       it { is_expected.to include(predefined_trigger_variable) }
     end
 
+    context 'when a job was triggered by a pipeline schedule' do
+      let(:pipeline_schedule) { create(:ci_pipeline_schedule, project: project) }
+
+      let!(:pipeline_schedule_variable) do
+        create(:ci_pipeline_schedule_variable,
+          key: 'SCHEDULE_VARIABLE_KEY',
+          pipeline_schedule: pipeline_schedule)
+      end
+
+      before do
+        pipeline_schedule.pipelines << pipeline
+        pipeline_schedule.reload
+      end
+
+      it { is_expected.to include(pipeline_schedule_variable.to_runner_variable) }
+    end
+
     context 'when yaml_variables are undefined' do
       before do
         build.yaml_variables = nil

spec/models/ci/pipeline_schedule_spec.rb

@@ -5,6 +5,7 @@ describe Ci::PipelineSchedule, models: true do
   it { is_expected.to belong_to(:owner) }
 
   it { is_expected.to have_many(:pipelines) }
+  it { is_expected.to have_many(:variables) }
 
   it { is_expected.to respond_to(:ref) }
   it { is_expected.to respond_to(:cron) }
@@ -117,4 +118,20 @@ describe Ci::PipelineSchedule, models: true do
       end
     end
   end
+
+  describe '#job_variables' do
+    let!(:pipeline_schedule) { create(:ci_pipeline_schedule) }
+
+    let!(:pipeline_schedule_variables) do
+      create_list(:ci_pipeline_schedule_variable, 2, pipeline_schedule: pipeline_schedule)
+    end
+
+    subject { pipeline_schedule.job_variables }
+
+    before do
+      pipeline_schedule.reload
+    end
+
+    it { is_expected.to contain_exactly(*pipeline_schedule_variables.map(&:to_runner_variable)) }
+  end
 end

spec/models/ci/pipeline_schedule_variable_spec.rb

@@ -0,0 +1,7 @@
+require 'spec_helper'
+
+describe Ci::PipelineScheduleVariable, models: true do
+  subject { build(:ci_pipeline_schedule_variable) }
+
+  it { is_expected.to include_module(HasVariable) }
+end

spec/models/milestone_spec.rb

@@ -6,9 +6,6 @@ describe Milestone, models: true do
       allow(subject).to receive(:set_iid).and_return(false)
     end
 
-    it { is_expected.to validate_presence_of(:title) }
-    it { is_expected.to validate_presence_of(:project) }
-
     describe 'start_date' do
       it 'adds an error when start_date is greated then due_date' do
         milestone = build(:milestone, start_date: Date.tomorrow, due_date: Date.yesterday)
@@ -37,17 +34,42 @@ describe Milestone, models: true do
     end
   end
 
-  describe "unique milestone title per project" do
-    it "does not accept the same title in a project twice" do
-      new_milestone = Milestone.new(project: milestone.project, title: milestone.title)
-      expect(new_milestone).not_to be_valid
+  describe "unique milestone title" do
+    context "per project" do
+      it "does not accept the same title in a project twice" do
+        new_milestone = Milestone.new(project: milestone.project, title: milestone.title)
+        expect(new_milestone).not_to be_valid
+      end
+
+      it "accepts the same title in another project" do
+        project = create(:empty_project)
+        new_milestone = Milestone.new(project: project, title: milestone.title)
+
+        expect(new_milestone).to be_valid
+      end
     end
 
-    it "accepts the same title in another project" do
-      project = build(:empty_project)
-      new_milestone = Milestone.new(project: project, title: milestone.title)
+    context "per group" do
+      let(:group) { create(:group) }
+      let(:milestone) { create(:milestone, group: group) }
 
-      expect(new_milestone).to be_valid
+      before do
+        project.update(group: group)
+      end
+
+      it "does not accept the same title in a group twice" do
+        new_milestone = Milestone.new(group: group, title: milestone.title)
+
+        expect(new_milestone).not_to be_valid
+      end
+
+      it "does not accept the same title of a child project milestone" do
+        create(:milestone, project: group.projects.first)
+
+        new_milestone = Milestone.new(group: group, title: milestone.title)
+
+        expect(new_milestone).not_to be_valid
+      end
     end
   end
 

spec/requests/api/pipeline_schedules_spec.rb

@@ -279,6 +279,8 @@ describe API::PipelineSchedules do
     end
 
     context 'authenticated user with invalid permissions' do
+      let!(:pipeline_schedule) { create(:ci_pipeline_schedule, project: project, owner: master) }
+
       it 'does not delete pipeline_schedule' do
         delete api("/projects/#{project.id}/pipeline_schedules/#{pipeline_schedule.id}", developer)
 

spec/services/issues/move_service_spec.rb

@@ -37,9 +37,6 @@ describe Issues::MoveService, services: true do
 
   describe '#execute' do
     shared_context 'issue move executed' do
-      let!(:milestone2) do
-        create(:milestone, project_id: new_project.id, title: 'v9.0')
-      end
       let!(:award_emoji) { create(:award_emoji, awardable: old_issue) }
 
       let!(:new_issue) { move_service.execute(old_issue, new_project) }
@@ -48,6 +45,63 @@ describe Issues::MoveService, services: true do
     context 'issue movable' do
       include_context 'user can move issue'
 
+      context 'move to new milestone'  do
+        let(:new_issue) { move_service.execute(old_issue, new_project) }
+
+        context 'project milestone' do
+          let!(:milestone2) do
+            create(:milestone, project_id: new_project.id, title: 'v9.0')
+          end
+
+          it 'assigns milestone to new issue' do
+            expect(new_issue.reload.milestone.title).to eq 'v9.0'
+            expect(new_issue.reload.milestone).to eq(milestone2)
+          end
+        end
+
+        context 'group milestones' do
+          let!(:group) { create(:group, :private) }
+          let!(:group_milestone_1) do
+            create(:milestone, group_id: group.id, title: 'v9.0_group')
+          end
+
+          before do
+            old_issue.update(milestone: group_milestone_1)
+            old_project.update(namespace: group)
+            new_project.update(namespace: group)
+
+            group.add_users([user], GroupMember::DEVELOPER)
+          end
+
+          context 'when moving to a project of the same group' do
+            it 'keeps the same group milestone' do
+              expect(new_issue.reload.project).to eq(new_project)
+              expect(new_issue.reload.milestone).to eq(group_milestone_1)
+            end
+          end
+
+          context 'when moving to a project of a different group' do
+            let!(:group_2) { create(:group, :private) }
+
+            let!(:group_milestone_2) do
+              create(:milestone, group_id: group_2.id, title: 'v9.0_group')
+            end
+
+            before do
+              old_issue.update(milestone: group_milestone_1)
+              new_project.update(namespace: group_2)
+
+              group_2.add_users([user], GroupMember::DEVELOPER)
+            end
+
+            it 'assigns to new group milestone of same title' do
+              expect(new_issue.reload.project).to eq(new_project)
+              expect(new_issue.reload.milestone).to eq(group_milestone_2)
+            end
+          end
+        end
+      end
+
       context 'generic issue' do
         include_context 'issue move executed'
 
@@ -55,11 +109,6 @@ describe Issues::MoveService, services: true do
           expect(new_issue.project).to eq new_project
         end
 
-        it 'assigns milestone to new issue' do
-          expect(new_issue.reload.milestone.title).to eq 'v9.0'
-          expect(new_issue.reload.milestone).to eq(milestone2)
-        end
-
         it 'assign labels to new issue' do
           expected_label_titles = new_issue.reload.labels.map(&:title)
           expect(expected_label_titles).to include 'label1'

spec/services/issues/update_service_spec.rb

@@ -253,13 +253,13 @@ describe Issues::UpdateService, services: true do
       end
 
       context 'when the milestone change' do
-        before do
-          update_issue(milestone: create(:milestone))
-        end
-
         it 'marks todos as done' do
+          update_issue(milestone: create(:milestone))
+
           expect(todo.reload.done?).to eq true
         end
+
+        it_behaves_like 'system notes for milestones'
       end
 
       context 'when the labels change' do

spec/services/merge_requests/update_service_spec.rb

@@ -296,13 +296,13 @@ describe MergeRequests::UpdateService, services: true do
       end
 
       context 'when the milestone change' do
-        before do
-          update_merge_request({ milestone: create(:milestone) })
-        end
-
         it 'marks pending todos as done' do
+          update_merge_request({ milestone: create(:milestone) })
+
           expect(pending_todo.reload).to be_done
         end
+
+        it_behaves_like 'system notes for milestones'
       end
 
       context 'when the labels change' do

spec/support/issuable_shared_examples.rb

@@ -5,3 +5,34 @@ shared_examples 'cache counters invalidator' do
     described_class.new(project, user, {}).execute(merge_request)
   end
 end
+
+shared_examples 'system notes for milestones' do
+  def update_issuable(opts)
+    issuable = try(:issue) || try(:merge_request)
+    described_class.new(project, user, opts).execute(issuable)
+  end
+
+  context 'group milestones' do
+    let(:group) { create(:group) }
+    let(:group_milestone) { create(:milestone, group: group) }
+
+    before do
+      project.update(namespace: group)
+      create(:group_member, group: group, user: user)
+    end
+
+    it 'does not create system note' do
+      expect do
+        update_issuable(milestone: group_milestone)
+      end.not_to change { Note.system.count }
+    end
+  end
+
+  context 'project milestones' do
+    it 'creates system note' do
+      expect do
+        update_issuable(milestone: create(:milestone))
+      end.to change { Note.system.count }.by(1)
+    end
+  end
+end

spec/support/matchers/access_matchers_for_controller.rb

@@ -50,9 +50,24 @@ module AccessMatchersForController
     "be #{type} for #{role}. Expected: #{expected.join(',')} Got: #{result}"
   end
 
+  def update_owner(objects, user)
+    return unless objects
+
+    objects.each do |object|
+      if object.respond_to?(:owner)
+        object.update_attribute(:owner, user)
+      elsif object.respond_to?(:user)
+        object.update_attribute(:user, user)
+      else
+        raise ArgumentError, "cannot own this object #{object}"
+      end
+    end
+  end
+
   matcher :be_allowed_for do |role|
     match do |action|
-      emulate_user(role, @membership)
+      user = emulate_user(role, @membership)
+      update_owner(@objects, user)
       action.call
 
       EXPECTED_STATUS_CODE_ALLOWED.include?(response.status)
@@ -62,13 +77,18 @@ module AccessMatchersForController
       @membership = membership
     end
 
+    chain :own do |*objects|
+      @objects = objects
+    end
+
     description { description_for(role, 'allowed', EXPECTED_STATUS_CODE_ALLOWED, response.status) }
     supports_block_expectations
   end
 
   matcher :be_denied_for do |role|
     match do |action|
-      emulate_user(role, @membership)
+      user = emulate_user(role, @membership)
+      update_owner(@objects, user)
       action.call
 
       EXPECTED_STATUS_CODE_DENIED.include?(response.status)
@@ -78,6 +98,10 @@ module AccessMatchersForController
       @membership = membership
     end
 
+    chain :own do |*objects|
+      @objects = objects
+    end
+
     description { description_for(role, 'denied', EXPECTED_STATUS_CODE_DENIED, response.status) }
     supports_block_expectations
   end