Merge branch 'master' into 'fix/gb/stage-id-reference-background-migration'

# Conflicts:
#   app/models/concerns/each_batch.rb
#   spec/models/concerns/each_batch_spec.rb

.gitlab-ci.yml

@@ -362,6 +362,7 @@ db:migrate:reset-mysql:
     - git fetch origin v8.14.10
     - git checkout -f FETCH_HEAD
     - bundle install $BUNDLE_INSTALL_FLAGS
+    - cp config/gitlab.yml.example config/gitlab.yml
     - bundle exec rake db:drop db:create db:schema:load db:seed_fu
     - git checkout $CI_COMMIT_SHA
     - bundle install $BUNDLE_INSTALL_FLAGS

GITALY_SERVER_VERSION

-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/diff.js

@@ -2,6 +2,7 @@
 
 import './lib/utils/url_utility';
 import FilesCommentButton from './files_comment_button';
+import SingleFileDiff from './single_file_diff';
 
 const UNFOLD_COUNT = 20;
 let isBound = false;
@@ -10,7 +11,11 @@ class Diff {
   constructor() {
     const $diffFile = $('.files .diff-file');
 
-    $diffFile.singleFileDiff();
+    $diffFile.each((index, file) => {
+      if (!$.data(file, 'singleFileDiff')) {
+        $.data(file, 'singleFileDiff', new SingleFileDiff(file));
+      }
+    });
 
     FilesCommentButton.init($diffFile);
 

app/assets/javascripts/dispatcher.js

 /* eslint-disable func-names, space-before-function-paren, no-var, prefer-arrow-callback, wrap-iife, no-shadow, consistent-return, one-var, one-var-declaration-per-line, camelcase, default-case, no-new, quotes, no-duplicate-case, no-case-declarations, no-fallthrough, max-len */
-/* global UsernameValidator */
-/* global ActiveTabMemoizer */
 /* global ShortcutsNavigation */
 /* global IssuableIndex */
 /* global ShortcutsIssuable */
-/* global ZenMode */
 /* global Milestone */
 /* global IssuableForm */
 /* global LabelsSelect */
 /* global MilestoneSelect */
 /* global Commit */
 /* global NotificationsForm */
-/* global TreeView */
 /* global NotificationsDropdown */
 /* global GroupAvatar */
 /* global LineHighlighter */
@@ -25,7 +21,6 @@
 /* global ProjectAvatar */
 /* global CompareAutocomplete */
 /* global ProjectNew */
-/* global Star */
 /* global ProjectShow */
 /* global Labels */
 /* global Shortcuts */
@@ -54,6 +49,15 @@ import UsersSelect from './users_select';
 import RefSelectDropdown from './ref_select_dropdown';
 import GfmAutoComplete from './gfm_auto_complete';
 import ShortcutsBlob from './shortcuts_blob';
+import SigninTabsMemoizer from './signin_tabs_memoizer';
+import Star from './star';
+import Todos from './todos';
+import TreeView from './tree';
+import UsagePing from './usage_ping';
+import UsernameValidator from './username_validator';
+import VersionCheckImage from './version_check_image';
+import Wikis from './wikis';
+import ZenMode from './zen_mode';
 import initSettingsPanels from './settings_panels';
 import initExperimentalFlags from './experimental_flags';
 import OAuthRememberMe from './oauth_remember_me';
@@ -128,7 +132,7 @@ import PerformanceBar from './performance_bar';
           break;
         case 'sessions:new':
           new UsernameValidator();
-          new ActiveTabMemoizer();
+          new SigninTabsMemoizer();
           new OAuthRememberMe({ container: $(".omniauth-container") }).bindEvents();
           break;
         case 'projects:boards:show':
@@ -164,7 +168,7 @@ import PerformanceBar from './performance_bar';
           new UsersSelect();
           break;
         case 'dashboard:todos:index':
-          new gl.Todos();
+          new Todos();
           break;
         case 'dashboard:projects:index':
         case 'dashboard:projects:starred':
@@ -318,7 +322,7 @@ import PerformanceBar from './performance_bar';
           new gl.Members();
           new UsersSelect();
           break;
-        case 'projects:settings:members:show':
+        case 'projects:project_members:index':
           new gl.MemberExpirationDate('.js-access-expiration-date-groups');
           new GroupsSelect();
           new gl.MemberExpirationDate();
@@ -380,7 +384,7 @@ import PerformanceBar from './performance_bar';
           new BlobViewer();
           break;
         case 'help:index':
-          gl.VersionCheckImage.bindErrorEvent($('img.js-version-status-badge'));
+          VersionCheckImage.bindErrorEvent($('img.js-version-status-badge'));
           break;
         case 'search:show':
           new Search();
@@ -396,6 +400,7 @@ import PerformanceBar from './performance_bar';
           initSettingsPanels();
           break;
         case 'projects:settings:ci_cd:show':
+        case 'groups:settings:ci_cd:show':
           new gl.ProjectVariables();
           break;
         case 'ci:lints:create':
@@ -432,7 +437,7 @@ import PerformanceBar from './performance_bar';
           new Admin();
           switch (path[1]) {
             case 'cohorts':
-              new gl.UsagePing();
+              new UsagePing();
               break;
             case 'groups':
               new UsersSelect();
@@ -484,7 +489,7 @@ import PerformanceBar from './performance_bar';
               new NotificationsDropdown();
               break;
             case 'wikis':
-              new gl.Wikis();
+              new Wikis();
               shortcut_handler = new ShortcutsWiki();
               new ZenMode();
               new gl.GLForm($('.wiki-form'), true);

app/assets/javascripts/issuable_form.js

 /* eslint-disable func-names, space-before-function-paren, no-var, prefer-rest-params, wrap-iife, no-use-before-define, no-useless-escape, no-new, quotes, object-shorthand, no-unused-vars, comma-dangle, no-alert, consistent-return, no-else-return, prefer-template, one-var, one-var-declaration-per-line, curly, max-len */
 /* global GitLab */
-/* global ZenMode */
 /* global Autosave */
 /* global dateFormat */
 /* global Pikaday */
 
 import UsersSelect from './users_select';
 import GfmAutoComplete from './gfm_auto_complete';
+import ZenMode from './zen_mode';
 
 (function() {
   this.IssuableForm = (function() {

app/assets/javascripts/issue.js

@@ -4,13 +4,13 @@
 import 'vendor/jquery.waitforimages';
 import '~/lib/utils/text_utility';
 import './flash';
-import './task_list';
+import TaskList from './task_list';
 import CreateMergeRequestDropdown from './create_merge_request_dropdown';
 
 class Issue {
   constructor() {
     if ($('a.btn-close').length) {
-      this.taskList = new gl.TaskList({
+      this.taskList = new TaskList({
         dataType: 'issue',
         fieldName: 'description',
         selector: '.detail-page-description',

app/assets/javascripts/issue_show/components/description.vue

 <script>
   import animateMixin from '../mixins/animate';
+  import TaskList from '../../task_list';
 
   export default {
     mixins: [animateMixin],
@@ -46,7 +47,7 @@
 
         if (this.canUpdate) {
           // eslint-disable-next-line no-new
-          new gl.TaskList({
+          new TaskList({
             dataType: 'issue',
             fieldName: 'description',
             selector: '.detail-page-description',

app/assets/javascripts/main.js

@@ -143,26 +143,13 @@ import './render_math';
 import './right_sidebar';
 import './search';
 import './search_autocomplete';
-import './signin_tabs_memoizer';
-import './single_file_diff';
 import './smart_interval';
 import './snippets_list';
 import './star';
 import './subscription';
 import './subscription_select';
 import './syntax_highlight';
-import './task_list';
-import './todos';
-import './tree';
-import './usage_ping';
 import './user';
-import './user_tabs';
-import './username_validator';
-import './users_select';
-import './version_check_image';
-import './visibility_select';
-import './wikis';
-import './zen_mode';
 
 // eslint-disable-next-line global-require, import/no-commonjs
 if (process.env.NODE_ENV !== 'production') require('./test_utils/');

app/assets/javascripts/merge_request.js

@@ -2,7 +2,7 @@
 /* global MergeRequestTabs */
 
 import 'vendor/jquery.waitforimages';
-import './task_list';
+import TaskList from './task_list';
 import './merge_request_tabs';
 
 (function() {
@@ -25,7 +25,7 @@ import './merge_request_tabs';
       this.initMRBtnListeners();
       this.initCommitMessageListeners();
       if ($("a.btn-close").length) {
-        this.taskList = new gl.TaskList({
+        this.taskList = new TaskList({
           dataType: 'merge_request',
           fieldName: 'description',
           selector: '.detail-page-description',

app/assets/javascripts/notes.js

@@ -21,7 +21,7 @@ import CommentTypeToggle from './comment_type_toggle';
 import loadAwardsHandler from './awards_handler';
 import './autosave';
 import './dropzone_input';
-import './task_list';
+import TaskList from './task_list';
 
 window.autosize = autosize;
 window.Dropzone = Dropzone;
@@ -71,7 +71,7 @@ export default class Notes {
     this.addBinding();
     this.setPollingInterval();
     this.setupMainTargetNoteForm();
-    this.taskList = new gl.TaskList({
+    this.taskList = new TaskList({
       dataType: 'note',
       fieldName: 'note',
       selector: '.notes'

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

+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/javascripts/project_new.js

 /* eslint-disable func-names, space-before-function-paren, no-var, prefer-rest-params, wrap-iife, no-unused-vars, one-var, no-underscore-dangle, prefer-template, no-else-return, prefer-arrow-callback, max-len */
 
+import VisibilitySelect from './visibility_select';
+
 function highlightChanges($elm) {
   $elm.addClass('highlight-changes');
   setTimeout(() => $elm.removeClass('highlight-changes'), 10);
@@ -30,7 +32,7 @@ function highlightChanges($elm) {
     ProjectNew.prototype.initVisibilitySelect = function() {
       const visibilityContainer = document.querySelector('.js-visibility-select');
       if (!visibilityContainer) return;
-      const visibilitySelect = new gl.VisibilitySelect(visibilityContainer);
+      const visibilitySelect = new VisibilitySelect(visibilityContainer);
       visibilitySelect.init();
 
       const $visibilitySelect = $(visibilityContainer).find('select');

app/assets/javascripts/signin_tabs_memoizer.js

@@ -6,7 +6,7 @@ import AccessorUtilities from './lib/utils/accessor';
  * Memorize the last selected tab after reloading a page.
  * Does that setting the current selected tab in the localStorage
  */
-class ActiveTabMemoizer {
+export default class SigninTabsMemoizer {
   constructor({ currentTabKey = 'current_signin_tab', tabSelector = 'ul.nav-tabs' } = {}) {
     this.currentTabKey = currentTabKey;
     this.tabSelector = tabSelector;
@@ -51,5 +51,3 @@ class ActiveTabMemoizer {
     return window.localStorage.getItem(this.currentTabKey);
   }
 }
-
-window.ActiveTabMemoizer = ActiveTabMemoizer;

app/assets/javascripts/single_file_diff.js

@@ -2,18 +2,13 @@
 
 import FilesCommentButton from './files_comment_button';
 
-window.SingleFileDiff = (function() {
-  var COLLAPSED_HTML, ERROR_HTML, LOADING_HTML, WRAPPER;
+const WRAPPER = '<div class="diff-content"></div>';
+const LOADING_HTML = '<i class="fa fa-spinner fa-spin"></i>';
+const ERROR_HTML = '<div class="nothing-here-block"><i class="fa fa-warning"></i> Could not load diff</div>';
+const COLLAPSED_HTML = '<div class="nothing-here-block diff-collapsed">This diff is collapsed. <a class="click-to-expand">Click to expand it.</a></div>';
 
-  WRAPPER = '<div class="diff-content"></div>';
-
-  LOADING_HTML = '<i class="fa fa-spinner fa-spin"></i>';
-
-  ERROR_HTML = '<div class="nothing-here-block"><i class="fa fa-warning"></i> Could not load diff</div>';
-
-  COLLAPSED_HTML = '<div class="nothing-here-block diff-collapsed">This diff is collapsed. <a class="click-to-expand">Click to expand it.</a></div>';
-
-  function SingleFileDiff(file) {
+export default class SingleFileDiff {
+  constructor(file) {
     this.file = file;
     this.toggleDiff = this.toggleDiff.bind(this);
     this.content = $('.diff-content', this.file);
@@ -37,7 +32,7 @@ window.SingleFileDiff = (function() {
     }).bind(this));
   }
 
-  SingleFileDiff.prototype.toggleDiff = function($target, cb) {
+  toggleDiff($target, cb) {
     if (!$target.hasClass('js-file-title') && !$target.hasClass('click-to-expand') && !$target.hasClass('diff-toggle-caret')) return;
     this.isOpen = !this.isOpen;
     if (!this.isOpen && !this.hasError) {
@@ -58,9 +53,9 @@ window.SingleFileDiff = (function() {
       this.$toggleIcon.addClass('fa-caret-down').removeClass('fa-caret-right');
       return this.getContentHTML(cb);
     }
-  };
+  }
 
-  SingleFileDiff.prototype.getContentHTML = function(cb) {
+  getContentHTML(cb) {
     this.collapsedContent.hide();
     this.loadingContent.show();
     $.get(this.diffForPath, (function(_this) {
@@ -84,15 +79,5 @@ window.SingleFileDiff = (function() {
         if (cb) cb();
       };
     })(this));
-  };
-
-  return SingleFileDiff;
-})();
-
-$.fn.singleFileDiff = function() {
-  return this.each(function() {
-    if (!$.data(this, 'singleFileDiff')) {
-      return $.data(this, 'singleFileDiff', new window.SingleFileDiff(this));
   }
-  });
-};
+}

app/assets/javascripts/snippets_list.js

-/* eslint-disable arrow-parens, no-param-reassign, space-before-function-paren, func-names, no-var, max-len */
-
-window.gl.SnippetsList = function() {
-  var $holder = $('.snippets-list-holder');
+function SnippetsList() {
+  const $holder = $('.snippets-list-holder');
 
   $holder.find('.pagination').on('ajax:success', (e, data) => {
     $holder.replaceWith(data.html);
   });
-};
+}
+
+window.gl.SnippetsList = SnippetsList;

app/assets/javascripts/star.js

 /* eslint-disable func-names, space-before-function-paren, wrap-iife, no-unused-vars, one-var, no-var, one-var-declaration-per-line, prefer-arrow-callback, no-new, max-len */
 /* global Flash */
 
-window.Star = (function() {
-  function Star() {
+export default class Star {
+  constructor() {
     $('.project-home-panel .toggle-star').on('ajax:success', function(e, data, status, xhr) {
       var $starIcon, $starSpan, $this, toggleStar;
       $this = $(this);
@@ -23,6 +23,4 @@ window.Star = (function() {
       new Flash('Star toggle failed. Try again later.', 'alert');
     });
   }
-
-  return Star;
-})();
+}

app/assets/javascripts/subscription_select.js

 /* eslint-disable func-names, space-before-function-paren, wrap-iife, no-var, quotes, object-shorthand, no-unused-vars, no-shadow, one-var, one-var-declaration-per-line, comma-dangle, max-len */
 
-window.SubscriptionSelect = (function() {
-  function SubscriptionSelect() {
+class SubscriptionSelect {
+  constructor() {
     $('.js-subscription-event').each(function(i, el) {
       var fieldName;
       fieldName = $(el).data("field-name");
@@ -28,6 +28,6 @@ window.SubscriptionSelect = (function() {
       });
     });
   }
+}
 
-  return SubscriptionSelect;
-})();
+window.SubscriptionSelect = SubscriptionSelect;

app/assets/javascripts/task_list.js

@@ -2,7 +2,7 @@
 
 import 'deckar01-task_list';
 
-class TaskList {
+export default class TaskList {
   constructor(options = {}) {
     this.selector = options.selector;
     this.dataType = options.dataType;
@@ -48,6 +48,3 @@ class TaskList {
     });
   }
 }
-
-window.gl = window.gl || {};
-window.gl.TaskList = TaskList;

app/assets/javascripts/todos.js

@@ -2,7 +2,7 @@
 
 import UsersSelect from './users_select';
 
-class Todos {
+export default class Todos {
   constructor() {
     this.initFilters();
     this.bindEvents();
@@ -159,6 +159,3 @@ class Todos {
     }
   }
 }
-
-window.gl = window.gl || {};
-gl.Todos = Todos;

app/assets/javascripts/tree.js

-/* eslint-disable func-names, space-before-function-paren, wrap-iife, max-len, quotes, consistent-return, no-var, one-var, one-var-declaration-per-line, no-else-return, prefer-arrow-callback, max-len */
+/* eslint-disable func-names, space-before-function-paren, wrap-iife, max-len, quotes, consistent-return, no-var, one-var, one-var-declaration-per-line, no-else-return, prefer-arrow-callback, class-methods-use-this */
 
-window.TreeView = (function() {
-  function TreeView() {
+export default class TreeView {
+  constructor() {
     this.initKeyNav();
     // Code browser tree slider
     // Make the entire tree-item row clickable, but not if clicking another link (like a commit message)
@@ -22,7 +22,7 @@ window.TreeView = (function() {
     $('span.log_loading:first').removeClass('hide');
   }
 
-  TreeView.prototype.initKeyNav = function() {
+  initKeyNav() {
     var li, liSelected;
     li = $("tr.tree-item");
     liSelected = null;
@@ -60,7 +60,5 @@ window.TreeView = (function() {
         }
       }
     });
-  };
-
-  return TreeView;
-})();
+  }
+}

app/assets/javascripts/usage_ping.js

-function UsagePing() {
+export default function UsagePing() {
   const usageDataUrl = $('.usage-data').data('endpoint');
 
   $.ajax({
@@ -10,6 +10,3 @@ function UsagePing() {
     },
   });
 }
-
-window.gl = window.gl || {};
-window.gl.UsagePing = UsagePing;

app/assets/javascripts/user.js

 /* eslint-disable class-methods-use-this, comma-dangle, arrow-parens, no-param-reassign */
 
 import Cookies from 'js-cookie';
+import UserTabs from './user_tabs';
 
 class User {
   constructor({ action }) {
@@ -17,7 +18,7 @@ class User {
   }
 
   initTabs() {
-    return new window.gl.UserTabs({
+    return new UserTabs({
       parentEl: '.user-profile',
       action: this.action
     });

app/assets/javascripts/user_tabs.js

@@ -60,7 +60,7 @@ content on the Users#show page.
    </div>
 */
 
-class UserTabs {
+export default class UserTabs {
   constructor ({ defaultAction, action, parentEl }) {
     this.loaded = {};
     this.defaultAction = defaultAction || 'activity';
@@ -171,6 +171,3 @@ class UserTabs {
     return this.$parentEl.find('.nav-links .active a').data('action');
   }
 }
-
-window.gl = window.gl || {};
-window.gl.UserTabs = UserTabs;

app/assets/javascripts/username_validator.js

@@ -8,7 +8,7 @@ const successMessageSelector = '.username .validation-success';
 const pendingMessageSelector = '.username .validation-pending';
 const invalidMessageSelector = '.username .gl-field-error';
 
-class UsernameValidator {
+export default class UsernameValidator {
   constructor() {
     this.inputElement = $('#new_user_username');
     this.inputDomElement = this.inputElement.get(0);
@@ -129,5 +129,3 @@ class UsernameValidator {
     $inputErrorMessage.show();
   }
 }
-
-window.UsernameValidator = UsernameValidator;

app/assets/javascripts/version_check_image.js

@@ -3,6 +3,3 @@ export default class VersionCheckImage {
     imageElement.off('error').on('error', () => imageElement.hide());
   }
 }
-
-window.gl = window.gl || {};
-gl.VersionCheckImage = VersionCheckImage;

app/assets/javascripts/visibility_select.js

-class VisibilitySelect {
+export default class VisibilitySelect {
   constructor(container) {
     if (!container) throw new Error('VisibilitySelect requires a container element as argument 1');
     this.container = container;
@@ -19,6 +19,3 @@ class VisibilitySelect {
     this.helpBlock.textContent = this.select.querySelector('option:checked').dataset.description;
   }
 }
-
-window.gl = window.gl || {};
-window.gl.VisibilitySelect = VisibilitySelect;

app/assets/javascripts/wikis.js

-/* eslint-disable no-param-reassign */
 /* global Breakpoints */
 
 import 'vendor/jquery.nicescroll';
 import './breakpoints';
 
-class Wikis {
+export default class Wikis {
   constructor() {
     this.bp = Breakpoints.get();
     this.sidebarEl = document.querySelector('.js-wiki-sidebar');
@@ -63,6 +62,3 @@ class Wikis {
     }
   }
 }
-
-window.gl = window.gl || {};
-window.gl.Wikis = Wikis;

app/assets/javascripts/zen_mode.js

-/* eslint-disable func-names, space-before-function-paren, wrap-iife, prefer-arrow-callback, no-unused-vars, consistent-return, camelcase, comma-dangle, max-len */
+/* eslint-disable func-names, space-before-function-paren, wrap-iife, prefer-arrow-callback, no-unused-vars, consistent-return, camelcase, comma-dangle, max-len, class-methods-use-this */
 /* global Mousetrap */
 
 // Zen Mode (full screen) textarea
@@ -35,8 +35,8 @@ window.Dropzone = Dropzone;
 // **Target** a.js-zen-leave
 //
 
-window.ZenMode = (function() {
-  function ZenMode() {
+export default class ZenMode {
+  constructor() {
     this.active_backdrop = null;
     this.active_textarea = null;
     $(document).on('click', '.js-zen-enter', function(e) {
@@ -66,7 +66,7 @@ window.ZenMode = (function() {
     });
   }
 
-  ZenMode.prototype.enter = function(backdrop) {
+  enter(backdrop) {
     Mousetrap.pause();
     this.active_backdrop = $(backdrop);
     this.active_backdrop.addClass('fullscreen');
@@ -74,9 +74,9 @@ window.ZenMode = (function() {
     // Prevent a user-resized textarea from persisting to fullscreen
     this.active_textarea.removeAttr('style');
     return this.active_textarea.focus();
-  };
+  }
 
-  ZenMode.prototype.exit = function() {
+  exit() {
     if (this.active_textarea) {
       Mousetrap.unpause();
       this.active_textarea.closest('.zen-backdrop').removeClass('fullscreen');
@@ -85,13 +85,11 @@ window.ZenMode = (function() {
       this.active_backdrop = null;
       return Dropzone.forElement('.div-dropzone').enable();
     }
-  };
+  }
 
-  ZenMode.prototype.scrollTo = function(zen_area) {
+  scrollTo(zen_area) {
     return $.scrollTo(zen_area, 0, {
       offset: -150
     });
-  };
-
-  return ZenMode;
-})();
+  }
+}

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/new_sidebar.scss

@@ -31,6 +31,12 @@ $new-sidebar-width: 220px;
   &:hover {
     background-color: $border-color;
   }
+
+  .project-title,
+  .group-title {
+    overflow: hidden;
+    text-overflow: ellipsis;
+  }
 }
 
 .settings-avatar {

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/concerns/membership_actions.rb

@@ -70,7 +70,7 @@ module MembershipActions
 
   def members_page_url
     if membershipable.is_a?(Project)
-      project_settings_members_path(membershipable)
+      project_project_members_path(membershipable)
     else
       polymorphic_url([membershipable, :members])
     end

app/controllers/dashboard/labels_controller.rb

 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
@@ -22,49 +22,41 @@ 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 update
-    @milestone.milestones.each do |milestone|
-      Milestones::UpdateService.new(milestone.project, current_user, milestone_params).execute(milestone)
+  def edit
+    render_404 if @milestone.is_legacy_group_milestone?
   end
 
-    redirect_back_or_default(default: milestone_path(@milestone.title))
+  def update
+    # 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
 
-  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
+    milestones.each do |milestone|
+      Milestones::UpdateService.new(milestone.parent, current_user, update_params).execute(milestone)
     end
 
-    true
-  rescue ActiveRecord::ActiveRecordError => e
-    flash.now[:alert] = "An error occurred while creating the milestone: #{e.message}"
-    false
+    redirect_to milestone_path
   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
+  private
 
   def authorize_admin_milestones!
     return render_404 unless can?(current_user, :admin_milestones, group)
@@ -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/groups/settings/ci_cd_controller.rb

+module Groups
+  module Settings
+    class CiCdController < Groups::ApplicationController
+      before_action :authorize_admin_pipeline!
+
+      def show
+        define_secret_variables
+      end
+
+      private
+
+      def define_secret_variables
+        @variable = Ci::GroupVariable.new(group: group)
+          .present(current_user: current_user)
+        @variables = group.variables.order_key_asc
+          .map { |variable| variable.present(current_user: current_user) }
+      end
+
+      def authorize_admin_pipeline!
+        return render_404 unless can?(current_user, :admin_pipeline, group)
+      end
+    end
+  end
+end

app/controllers/groups/variables_controller.rb

+module Groups
+  class VariablesController < Groups::ApplicationController
+    before_action :variable, only: [:show, :update, :destroy]
+    before_action :authorize_admin_build!
+
+    def index
+      redirect_to group_settings_ci_cd_path(group)
+    end
+
+    def show
+    end
+
+    def update
+      if variable.update(variable_params)
+        redirect_to group_variables_path(group),
+                    notice: 'Variable was successfully updated.'
+      else
+        render "show"
+      end
+    end
+
+    def create
+      @variable = group.variables.create(variable_params)
+        .present(current_user: current_user)
+
+      if @variable.persisted?
+        redirect_to group_settings_ci_cd_path(group),
+                    notice: 'Variable was successfully created.'
+      else
+        render "show"
+      end
+    end
+
+    def destroy
+      if variable.destroy
+        redirect_to group_settings_ci_cd_path(group),
+                    status: 302,
+                    notice: 'Variable was successfully removed.'
+      else
+        redirect_to group_settings_ci_cd_path(group),
+                    status: 302,
+                    notice: 'Failed to remove the variable.'
+      end
+    end
+
+    private
+
+    def variable_params
+      params.require(:variable).permit(*variable_params_attributes)
+    end
+
+    def variable_params_attributes
+      %i[key value protected]
+    end
+
+    def variable
+      @variable ||= group.variables.find(params[:id]).present(current_user: current_user)
+    end
+
+    def authorize_admin_build!
+      return render_404 unless can?(current_user, :admin_build, group)
+    end
+  end
+end

app/controllers/projects/group_links_controller.rb

@@ -22,7 +22,7 @@ class Projects::GroupLinksController < Projects::ApplicationController
       flash[:alert] = 'Please select a group.'
     end
 
-    redirect_to project_settings_members_path(project)
+    redirect_to project_project_members_path(project)
   end
 
   def update
@@ -36,7 +36,7 @@ class Projects::GroupLinksController < Projects::ApplicationController
 
     respond_to do |format|
       format.html do
-        redirect_to project_settings_members_path(project), status: 302
+        redirect_to project_project_members_path(project), status: 302
       end
       format.js { head :ok }
     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
@@ -45,12 +41,13 @@ class Projects::MilestonesController < Projects::ApplicationController
   end
 
   def show
+    @project_namespace = @project.namespace.becomes(Namespace)
   end
 
   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"
@@ -85,6 +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

 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/controllers/projects/project_members_controller.rb

@@ -6,8 +6,23 @@ class Projects::ProjectMembersController < Projects::ApplicationController
   before_action :authorize_admin_project_member!, except: [:index, :leave, :request_access]
 
   def index
-    sort = params[:sort].presence || sort_value_name
-    redirect_to project_settings_members_path(@project, sort: sort)
+    @sort = params[:sort].presence || sort_value_name
+    @group_links = @project.project_group_links
+
+    @skip_groups = @group_links.pluck(:group_id)
+    @skip_groups << @project.namespace_id unless @project.personal?
+    @skip_groups += @project.group.ancestors.pluck(:id) if @project.group
+
+    @project_members = MembersFinder.new(@project, current_user).execute
+
+    if params[:search].present?
+      @project_members = @project_members.joins(:user).merge(User.search(params[:search]))
+      @group_links = @group_links.where(group_id: @project.invited_groups.search(params[:search]).select(:id))
+    end
+
+    @project_members = @project_members.sort(@sort).page(params[:page])
+    @requesters = AccessRequestsFinder.new(@project).execute(current_user)
+    @project_member = @project.project_members.new
   end
 
   def update
@@ -19,7 +34,7 @@ class Projects::ProjectMembersController < Projects::ApplicationController
   end
 
   def resend_invite
-    redirect_path = project_settings_members_path(@project)
+    redirect_path = project_project_members_path(@project)
 
     @project_member = @project.project_members.find(params[:id])
 
@@ -42,7 +57,7 @@ class Projects::ProjectMembersController < Projects::ApplicationController
       return render_404
     end
 
-    redirect_to(project_settings_members_path(project),
+    redirect_to(project_project_members_path(project),
                 notice: notice)
   end
 

app/controllers/projects/settings/ci_cd_controller.rb

@@ -21,7 +21,10 @@ module Projects
       end
 
       def define_secret_variables
-        @variable = Ci::Variable.new
+        @variable = Ci::Variable.new(project: project)
+          .present(current_user: current_user)
+        @variables = project.variables.order_key_asc
+          .map { |variable| variable.present(current_user: current_user) }
       end
 
       def define_triggers_variables

app/controllers/projects/settings/members_controller.rb

-module Projects
-  module Settings
-    class MembersController < Projects::ApplicationController
-      include SortingHelper
-
-      def show
-        @sort = params[:sort].presence || sort_value_name
-        @group_links = @project.project_group_links
-
-        @skip_groups = @group_links.pluck(:group_id)
-        @skip_groups << @project.namespace_id unless @project.personal?
-        @skip_groups += @project.group.ancestors.pluck(:id) if @project.group
-
-        @project_members = MembersFinder.new(@project, current_user).execute
-
-        if params[:search].present?
-          @project_members = @project_members.joins(:user).merge(User.search(params[:search]))
-          @group_links = @group_links.where(group_id: @project.invited_groups.search(params[:search]).select(:id))
-        end
-
-        @project_members = @project_members.sort(@sort).page(params[:page])
-        @requesters = AccessRequestsFinder.new(@project).execute(current_user)
-        @project_member = @project.project_members.new
-      end
-    end
-  end
-end

app/controllers/projects/variables_controller.rb

 class Projects::VariablesController < Projects::ApplicationController
+  before_action :variable, only: [:show, :update, :destroy]
   before_action :authorize_admin_build!
 
   layout 'project_settings'
@@ -8,37 +9,39 @@ class Projects::VariablesController < Projects::ApplicationController
   end
 
   def show
-    @variable = @project.variables.find(params[:id])
   end
 
   def update
-    @variable = @project.variables.find(params[:id])
-
-    if @variable.update_attributes(variable_params)
-      redirect_to project_variables_path(project), notice: 'Variable was successfully updated.'
+    if variable.update(variable_params)
+      redirect_to project_variables_path(project),
+                  notice: 'Variable was successfully updated.'
     else
-      render action: "show"
+      render "show"
     end
   end
 
   def create
-    @variable = @project.variables.new(variable_params)
+    @variable = project.variables.create(variable_params)
+      .present(current_user: current_user)
 
-    if @variable.save
-      flash[:notice] = 'Variables were successfully updated.'
-      redirect_to project_settings_ci_cd_path(project)
+    if @variable.persisted?
+      redirect_to project_settings_ci_cd_path(project),
+                  notice: 'Variable was successfully created.'
     else
       render "show"
     end
   end
 
   def destroy
-    @key = @project.variables.find(params[:id])
-    @key.destroy
-
+    if variable.destroy
       redirect_to project_settings_ci_cd_path(project),
                   status: 302,
                   notice: 'Variable was successfully removed.'
+    else
+      redirect_to project_settings_ci_cd_path(project),
+                  status: 302,
+                  notice: 'Failed to remove the variable.'
+    end
   end
 
   private
@@ -50,4 +53,8 @@ class Projects::VariablesController < Projects::ApplicationController
   def variable_params_attributes
     %i[id key value protected _destroy]
   end
+
+  def variable
+    @variable ||= project.variables.find(params[:id]).present(current_user: current_user)
+  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
+
+        group_id = group.id if group
+
+        search_params =
+          { title: params[:milestone_title], project_ids: project_id, group_ids: group_id }
 
-        scope.where(title: params[:milestone_title])
+        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

+# 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.
+
 class MilestonesFinder
-  def execute(projects, params)
-    milestones = Milestone.of_projects(projects)
-    milestones = milestones.reorder("due_date ASC")
-
-    case params[:state]
-    when 'closed' then milestones.closed
-    when 'all' then milestones
-    else milestones.active
+  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/gitlab_routing_helper.rb

@@ -97,7 +97,7 @@ module GitlabRoutingHelper
 
   ## Members
   def project_members_url(project, *args)
-    project_project_members_url(project)
+    project_project_members_url(project, *args)
   end
 
   def project_member_path(project_member, *args)

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/helpers/projects_helper.rb

@@ -274,7 +274,7 @@ module ProjectsHelper
       builds:           :read_build,
       labels:           :read_label,
       issues:           :read_issue,
-      team:         :read_project_member,
+      project_members:  :read_project_member,
       wiki:             :read_wiki
     }
   end

app/helpers/search_helper.rb

@@ -75,7 +75,7 @@ module SearchHelper
         { category: "Current Project", label: "Merge Requests", url: project_merge_requests_path(@project) },
         { category: "Current Project", label: "Milestones",     url: project_milestones_path(@project) },
         { category: "Current Project", label: "Snippets",       url: project_snippets_path(@project) },
-        { category: "Current Project", label: "Members",        url: project_settings_members_path(@project) },
+        { category: "Current Project", label: "Members",        url: project_project_members_path(@project) },
         { category: "Current Project", label: "Wiki",           url: project_wikis_path(@project) }
       ]
     else

app/models/ci/build.rb

@@ -200,8 +200,10 @@ module Ci
       variables += project.deployment_variables if has_environment?
       variables += yaml_variables
       variables += user_variables
+      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/group_variable.rb

+module Ci
+  class GroupVariable < ActiveRecord::Base
+    extend Ci::Model
+    include HasVariable
+    include Presentable
+
+    belongs_to :group
+
+    validates :key, uniqueness: { scope: :group_id }
+
+    scope :unprotected, -> { where(protected: false) }
+  end
+end

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

+module Ci
+  class PipelineScheduleVariable < ActiveRecord::Base
+    extend Ci::Model
+    include HasVariable
+
+    belongs_to :pipeline_schedule
+  end
+end

app/models/ci/variable.rb

@@ -2,6 +2,7 @@ module Ci
   class Variable < ActiveRecord::Base
     extend Ci::Model
     include HasVariable
+    include Presentable
 
     belongs_to :project
 

app/models/concerns/each_batch.rb

@@ -18,38 +18,56 @@ module EachBatch
     #       relation.update_all(updated_at: Time.now)
     #     end
     #
+    # The supplied block is also passed an optional batch index:
+    #
+    #     User.each_batch do |relation, index|
+    #       puts index # => 1, 2, 3, ...
+    #     end
+    #
+    # You can also specify an alternative column to use for ordering the rows:
+    #
+    #     User.each_batch(column: :created_at) do |relation|
+    #       ...
+    #     end
+    #
     # This will produce SQL queries along the lines of:
     #
     #     User Load (0.7ms)  SELECT  "users"."id" FROM "users" WHERE ("users"."id" >= 41654)  ORDER BY "users"."id" ASC LIMIT 1 OFFSET 1000
     #       (0.7ms)  SELECT COUNT(*) FROM "users" WHERE ("users"."id" >= 41654) AND ("users"."id" < 42687)
     #
     # of - The number of rows to retrieve per batch.
-    def each_batch(of: 1000)
+    # column - The column to use for ordering the batches.
+    def each_batch(of: 1000, column: primary_key)
+      unless column
+        raise ArgumentError,
+          'the column: argument must be set to a column name to use for ordering rows'
+      end
+
       start = except(:select)
-        .select(primary_key)
-        .reorder(primary_key => :asc)
+        .select(column)
+        .reorder(column => :asc)
         .take
 
       return unless start
 
-      start_id = start[primary_key]
+      start_id = start[column]
       arel_table = self.arel_table
 
       1.step do |index|
         stop = except(:select)
-          .select(primary_key)
-          .where(arel_table[primary_key].gteq(start_id))
-          .reorder(primary_key => :asc)
+          .select(column)
+          .where(arel_table[column].gteq(start_id))
+          .reorder(column => :asc)
           .offset(of)
           .limit(1)
           .take
 
-        relation = where(arel_table[primary_key].gteq(start_id))
+        relation = where(arel_table[column].gteq(start_id))
 
         if stop
-          stop_id = stop[primary_key]
+          stop_id = stop[column]
           start_id = stop_id
-          relation = relation.where(arel_table[primary_key].lt(stop_id))
+          relation = relation.where(arel_table[column].lt(stop_id))
         end
 
         # Any ORDER BYs are useless for this relation and can lead to less

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/concerns/sha_attribute.rb

@@ -3,6 +3,8 @@ module ShaAttribute
 
   module ClassMethods
     def sha_attribute(name)
+      return unless table_exists?
+
       column = columns.find { |c| c.name == name.to_s }
 
       # In case the table doesn't exist we won't be able to find the column,

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)
+
+    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(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
+    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

@@ -18,10 +18,12 @@ 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
   has_many :labels, class_name: 'GroupLabel'
+  has_many :variables, class_name: 'Ci::GroupVariable'
 
   validate :avatar_type, if: ->(user) { user.avatar.present? && user.avatar_changed? }
   validate :visibility_level_allowed_by_projects
@@ -248,6 +250,14 @@ class Group < Namespace
     }
   end
 
+  def secret_variables_for(ref, project)
+    list_of_ids = [self] + ancestors
+    variables = Ci::GroupVariable.where(group: list_of_ids)
+    variables = variables.unprotected unless project.protected_for?(ref)
+    variables = variables.group_by(&:group_id)
+    list_of_ids.reverse.map { |group| variables[group.id] }.compact.flatten
+  end
+
   protected
 
   def update_two_factor_requirement

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/merge_request.rb

@@ -849,7 +849,10 @@ class MergeRequest < ActiveRecord::Base
   #
   def all_commit_shas
     if persisted?
-      merge_request_diffs.preload(:merge_request_diff_commits).flat_map(&:commit_shas).uniq
+      column_shas = MergeRequestDiffCommit.where(merge_request_diff: merge_request_diffs).pluck('DISTINCT(sha)')
+      serialised_shas = merge_request_diffs.where.not(st_commits: nil).flat_map(&:commit_shas)
+
+      (column_shas + serialised_shas).uniq
     elsif compare_commits
       compare_commits.to_a.reverse.map(&:id)
     else

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) }
+
+  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
 
-  validates :title, presence: true, uniqueness: { scope: :project_id }
-  validates :project, presence: true
+  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

 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/group_policy.rb

@@ -31,6 +31,8 @@ class GroupPolicy < BasePolicy
   rule { master }.policy do
     enable :create_projects
     enable :admin_milestones
+    enable :admin_pipeline
+    enable :admin_build
   end
 
   rule { owner }.policy do

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/presenters/ci/group_variable_presenter.rb

+module Ci
+  class GroupVariablePresenter < Gitlab::View::Presenter::Delegated
+    presents :variable
+
+    def placeholder
+      'GROUP_VARIABLE'
+    end
+
+    def form_path
+      if variable.persisted?
+        group_variable_path(group, variable)
+      else
+        group_variables_path(group)
+      end
+    end
+
+    def edit_path
+      group_variable_path(group, variable)
+    end
+
+    def delete_path
+      group_variable_path(group, variable)
+    end
+  end
+end

app/presenters/ci/variable_presenter.rb

+module Ci
+  class VariablePresenter < Gitlab::View::Presenter::Delegated
+    presents :variable
+
+    def placeholder
+      'PROJECT_VARIABLE'
+    end
+
+    def form_path
+      if variable.persisted?
+        project_variable_path(project, variable)
+      else
+        project_variables_path(project)
+      end
+    end
+
+    def edit_path
+      project_variable_path(project, variable)
+    end
+
+    def delete_path
+      project_variable_path(project, variable)
+    end
+  end
+end

app/serializers/label_entity.rb

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

app/services/boards/create_service.rb

 module Boards
   class CreateService < BaseService
     def execute
-      if project.boards.empty?
-        create_board!
-      else
-        project.boards.first
-      end
+      create_board! if can_create_board?
     end
 
     private
 
+    def can_create_board?
+      project.boards.size == 0
+    end
+
     def create_board!
-      board = project.boards.create
+      board = project.boards.create(params)
+
+      if board.persisted?
         board.lists.create(list_type: :backlog)
         board.lists.create(list_type: :closed)
+      end
 
       board
     end

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/merge_requests/refresh_service.rb

@@ -35,11 +35,12 @@ module MergeRequests
     # target branch manually
     def close_merge_requests
       commit_ids = @commits.map(&:id)
-      merge_requests = @project.merge_requests.opened.where(target_branch: @branch_name).to_a
+      merge_requests = @project.merge_requests.preload(:merge_request_diff).opened.where(target_branch: @branch_name).to_a
       merge_requests = merge_requests.select(&:diff_head_commit)
 
       merge_requests = merge_requests.select do |merge_request|
-        commit_ids.include?(merge_request.diff_head_sha)
+        commit_ids.include?(merge_request.diff_head_sha) &&
+          merge_request.merge_request_diff.state != 'empty'
       end
 
       filter_merge_requests(merge_requests).each do |merge_request|

app/services/milestones/base_service.rb

 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

 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

 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

 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/services/quick_actions/interpret_service.rb

@@ -146,32 +146,6 @@ module QuickActions
         end
     end
 
-    desc do
-      "Change assignee#{'(s)' if issuable.allows_multiple_assignees?}"
-    end
-    explanation do |users|
-      users = issuable.allows_multiple_assignees? ? users : users.take(1)
-      "Change #{'assignee'.pluralize(users.size)} to #{users.map(&:to_reference).to_sentence}."
-    end
-    params do
-      issuable.allows_multiple_assignees? ? '@user1 @user2' : '@user'
-    end
-    condition do
-      issuable.persisted? &&
-        current_user.can?(:"admin_#{issuable.to_ability_name}", project)
-    end
-    parse_params do |assignee_param|
-      extract_users(assignee_param)
-    end
-    command :reassign do |users|
-      @updates[:assignee_ids] =
-        if issuable.allows_multiple_assignees?
-          users.map(&:id)
-        else
-          [users.last.id]
-        end
-    end
-
     desc 'Set milestone'
     explanation do |milestone|
       "Sets the milestone to #{milestone.to_reference}." if milestone

app/validators/variable_duplicates_validator.rb

+# 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/projects/variables/_form.html.haml → app/views/ci/variables/_form.html.haml

-= form_for [@project.namespace.becomes(Namespace), @project, @variable] do |f|
+= form_for @variable, as: :variable, url: @variable.form_path do |f|
   = form_errors(@variable)
 
   .form-group
     = f.label :key, "Key", class: "label-light"
-    = f.text_field :key, class: "form-control", placeholder: "PROJECT_VARIABLE", required: true
+    = f.text_field :key, class: "form-control", placeholder: @variable.placeholder, required: true
   .form-group
     = f.label :value, "Value", class: "label-light"
-    = f.text_area :value, class: "form-control", placeholder: "PROJECT_VARIABLE"
+    = f.text_area :value, class: "form-control", placeholder: @variable.placeholder
   .form-group
     .checkbox
       = f.label :protected do

app/views/projects/variables/_index.html.haml → app/views/ci/variables/_index.html.haml

 .row.prepend-top-default.append-bottom-default
   .col-lg-4
-    = render "projects/variables/content"
+    = render "ci/variables/content"
   .col-lg-8
     %h5.prepend-top-0
       Add a variable
-    = render "projects/variables/form", btn_text: "Add new variable"
+    = render "ci/variables/form", btn_text: "Add new variable"
     %hr
     %h5.prepend-top-0
-      Your variables (#{@project.variables.size})
-    - if @project.variables.empty?
+      Your variables (#{@variables.size})
+    - if @variables.empty?
       %p.settings-message.text-center.append-bottom-0
         No variables found, add one with the form above.
     - else
-      = render "projects/variables/table"
+      = render "ci/variables/table"
       %button.btn.btn-info.js-btn-toggle-reveal-values{ "data-status" => 'hidden' } Reveal Values

app/views/ci/variables/_show.html.haml

+- page_title "Variables"
+
+.row.prepend-top-default.append-bottom-default
+  .col-lg-3
+    = render "ci/variables/content"
+  .col-lg-9
+    %h5.prepend-top-0
+      Update variable
+    = render "ci/variables/form", btn_text: "Save variable"

app/views/projects/variables/_table.html.haml → app/views/ci/variables/_table.html.haml

@@ -11,18 +11,18 @@
       %th Protected
       %th
     %tbody
-      - @project.variables.order_key_asc.each do |variable|
+      - @variables.each do |variable|
         - if variable.id?
           %tr
             %td.variable-key= variable.key
             %td.variable-value{ "data-value" => variable.value }******
             %td.variable-protected= Gitlab::Utils.boolean_to_yes_no(variable.protected)
             %td.variable-menu
-              = link_to project_variable_path(@project, variable), class: "btn btn-transparent btn-variable-edit" do
+              = link_to variable.edit_path, class: "btn btn-transparent btn-variable-edit" do
                 %span.sr-only
                   Update
                 = icon("pencil")
-              = link_to project_variable_path(@project, variable), class: "btn btn-transparent btn-variable-delete", method: :delete, data: { confirm: "Are you sure?" } do
+              = link_to variable.delete_path, class: "btn btn-transparent btn-variable-delete", method: :delete, data: { confirm: "Are you sure?" } do
                 %span.sr-only
                   Remove
                 = icon("trash")

app/views/groups/_settings_head.html.haml

@@ -12,3 +12,8 @@
           = link_to projects_group_path(@group), title: 'Projects' do
             %span
               Projects
+
+        = nav_link(controller: :ci_cd) do
+          = link_to group_settings_ci_cd_path(@group), title: 'Pipelines' do
+            %span
+              Pipelines

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

+= 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

+
 = 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

+- page_title "Milestones"
+- render "header_title"
+
+%h3.page-title
+  Edit Milestone
+
+= render "form"

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

@@ -9,11 +9,6 @@
       = link_to new_group_milestone_path(@group), class: "btn btn-new" do
         New milestone
 
-.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

 = 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/groups/settings/ci_cd/show.html.haml

+- page_title "Pipelines"
+= render "groups/settings_head"
+
+= render 'ci/variables/index'

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

+= render 'ci/variables/show'