Merge branch 'master' of gitlab.com:gitlab-org/gitlab-ee

.babelrc.js

@@ -35,4 +35,10 @@ if (BABEL_ENV === 'karma' || BABEL_ENV === 'coverage') {
   plugins.push('babel-plugin-rewire');
 }
 
+// Jest is running in node environment
+if (BABEL_ENV === 'jest') {
+  plugins.push('transform-es2015-modules-commonjs');
+  plugins.push('dynamic-import-node');
+}
+
 module.exports = { presets, plugins };

.eslintignore

@@ -2,6 +2,7 @@
 /config/
 /builds/
 /coverage/
+/coverage-frontend/
 /coverage-javascript/
 /node_modules/
 /public/

.gitignore

@@ -78,5 +78,5 @@ eslint-report.html
 /plugins/*
 /.gitlab_pages_secret
 package-lock.json
-/junit_rspec.xml
-/junit_karma.xml
+/junit_*.xml
+/coverage-frontend/

.gitlab-ci.yml

@@ -877,6 +877,32 @@ karma:
     reports:
       junit: junit_karma.xml
 
+jest:
+  <<: *dedicated-no-docs-and-no-qa-pull-cache-job
+  <<: *use-pg
+  dependencies:
+  - compile-assets
+  - setup-test-env
+  script:
+    - scripts/gitaly-test-spawn
+    - date
+    - bundle exec rake karma:fixtures
+    - date
+    - yarn jest --ci --coverage
+  artifacts:
+    name: coverage-frontend
+    expire_in: 31d
+    when: always
+    paths:
+    - coverage-frontend/
+    - junit_jest.xml
+    reports:
+      junit: junit_jest.xml
+  cache:
+    key: jest
+    paths:
+      - tmp/jest/jest/
+
 code_quality:
   <<: *dedicated-no-docs-no-db-pull-cache-job
   image: docker:stable

GITALY_SERVER_VERSION

-1.2.0
+1.7.0

app/assets/javascripts/api.js

@@ -14,6 +14,7 @@ const Api = {
   projectMergeRequestPath: '/api/:version/projects/:id/merge_requests/:mrid',
   projectMergeRequestChangesPath: '/api/:version/projects/:id/merge_requests/:mrid/changes',
   projectMergeRequestVersionsPath: '/api/:version/projects/:id/merge_requests/:mrid/versions',
+  projectRunnersPath: '/api/:version/projects/:id/runners',
   mergeRequestsPath: '/api/:version/merge_requests',
   groupLabelsPath: '/groups/:namespace_path/-/labels',
   ldapGroupsPath: '/api/:version/ldap/:provider/groups.json',
@@ -126,6 +127,15 @@ const Api = {
     return axios.get(url);
   },
 
+  projectRunners(projectPath, config = {}) {
+    const url = Api.buildUrl(Api.projectRunnersPath).replace(
+      ':id',
+      encodeURIComponent(projectPath),
+    );
+
+    return axios.get(url, config);
+  },
+
   mergeRequests(params = {}) {
     const url = Api.buildUrl(Api.mergeRequestsPath);
 

app/assets/javascripts/diffs/store/actions.js

@@ -147,8 +147,14 @@ export const scrollToLineIfNeededParallel = (_, line) => {
   }
 };
 
-export const loadCollapsedDiff = ({ commit }, file) =>
-  axios.get(file.load_collapsed_diff_url).then(res => {
+export const loadCollapsedDiff = ({ commit, getters }, file) =>
+  axios
+    .get(file.load_collapsed_diff_url, {
+      params: {
+        commit_id: getters.commitId,
+      },
+    })
+    .then(res => {
       commit(types.ADD_COLLAPSED_DIFFS, {
         file,
         data: res.data,

app/assets/javascripts/diffs/store/mutations.js

@@ -130,7 +130,7 @@ export default {
 
         if (file.highlighted_diff_lines) {
           file.highlighted_diff_lines = file.highlighted_diff_lines.map(line => {
-            if (lineCheck(line)) {
+            if (!line.discussions.some(({ id }) => discussion.id === id) && lineCheck(line)) {
               return {
                 ...line,
                 discussions: line.discussions.concat(discussion),
@@ -150,11 +150,17 @@ export default {
               return {
                 left: {
                   ...line.left,
-                  discussions: left ? line.left.discussions.concat(discussion) : [],
+                  discussions:
+                    left && !line.left.discussions.some(({ id }) => id === discussion.id)
+                      ? line.left.discussions.concat(discussion)
+                      : (line.left && line.left.discussions) || [],
                 },
                 right: {
                   ...line.right,
-                  discussions: right && !left ? line.right.discussions.concat(discussion) : [],
+                  discussions:
+                    right && !left && !line.right.discussions.some(({ id }) => id === discussion.id)
+                      ? line.right.discussions.concat(discussion)
+                      : (line.right && line.right.discussions) || [],
                 },
               };
             }

app/assets/javascripts/ide/index.js

 import Vue from 'vue';
 import { mapActions } from 'vuex';
+import _ from 'underscore';
 import Translate from '~/vue_shared/translate';
 import ide from './components/ide.vue';
 import store from './stores';
@@ -13,19 +14,19 @@ Vue.use(Translate);
  *
  * @param {Element} el - The element that will contain the IDE.
  * @param {Object} options - Extra options for the IDE (Used by EE).
- * @param {(e:Element) => Object} options.extraInitialData -
- *   Function that returns extra properties to seed initial data.
  * @param {Component} options.rootComponent -
  *   Component that overrides the root component.
+ * @param {(store:Vuex.Store, el:Element) => Vuex.Store} options.extendStore -
+ *   Function that receives the default store and returns an extended one.
  */
 export function initIde(el, options = {}) {
   if (!el) return null;
 
-  const { extraInitialData = () => ({}), rootComponent = ide } = options;
+  const { rootComponent = ide, extendStore = _.identity } = options;
 
   return new Vue({
     el,
-    store,
+    store: extendStore(store, el),
     router,
     created() {
       this.setEmptyStateSvgs({
@@ -41,7 +42,6 @@ export function initIde(el, options = {}) {
       });
       this.setInitialData({
         clientsidePreviewEnabled: parseBoolean(el.dataset.clientsidePreviewEnabled),
-        ...extraInitialData(el),
       });
     },
     methods: {

app/assets/javascripts/lib/utils/http_status.js

@@ -16,7 +16,9 @@ const httpStatusCodes = {
   IM_USED: 226,
   MULTIPLE_CHOICES: 300,
   BAD_REQUEST: 400,
+  FORBIDDEN: 403,
   NOT_FOUND: 404,
+  UNPROCESSABLE_ENTITY: 422,
 };
 
 export const successCodes = [

app/assets/stylesheets/framework/variables_overrides.scss

@@ -19,3 +19,4 @@ $info: $blue-500;
 $warning: $orange-500;
 $danger: $red-500;
 $zindex-modal-backdrop: 1040;
+$nav-divider-margin-y: ($grid-size / 2);

app/controllers/projects/jobs_controller.rb

@@ -9,7 +9,7 @@ class Projects::JobsController < Projects::ApplicationController
   before_action :authorize_update_build!,
     except: [:index, :show, :status, :raw, :trace, :cancel_all, :erase]
   before_action :authorize_erase_build!, only: [:erase]
-  before_action :authorize_use_build_terminal!, only: [:terminal, :terminal_workhorse_authorize]
+  before_action :authorize_use_build_terminal!, only: [:terminal, :terminal_websocket_authorize]
   before_action :verify_api_request!, only: :terminal_websocket_authorize
 
   layout 'project'

app/controllers/projects/merge_requests/diffs_controller.rb

@@ -24,12 +24,9 @@ class Projects::MergeRequests::DiffsController < Projects::MergeRequests::Applic
 
   def render_diffs
     @environment = @merge_request.environments_for(current_user).last
-    notes_grouped_by_path = renderable_notes.group_by { |note| note.position.file_path }
 
-    @diffs.diff_files.each do |diff_file|
-      notes = notes_grouped_by_path.fetch(diff_file.file_path, [])
-      notes.each { |note| diff_file.unfold_diff_lines(note.position) }
-    end
+    note_positions = renderable_notes.map(&:position).compact
+    @diffs.unfold_diff_files(note_positions)
 
     @diffs.write_cache
 

app/helpers/ide_helper.rb

+# frozen_string_literal: true
+
+module IdeHelper
+  def ide_data
+    {
+      "empty-state-svg-path" => image_path('illustrations/multi_file_editor_empty.svg'),
+      "no-changes-state-svg-path" => image_path('illustrations/multi-editor_no_changes_empty.svg'),
+      "committed-state-svg-path" => image_path('illustrations/multi-editor_all_changes_committed_empty.svg'),
+      "pipelines-empty-state-svg-path": image_path('illustrations/pipelines_empty.svg'),
+      "promotion-svg-path": image_path('illustrations/web-ide_promotion.svg'),
+      "ci-help-page-path" => help_page_path('ci/quick_start/README'),
+      "web-ide-help-page-path" => help_page_path('user/project/web_ide/index.html'),
+      "clientside-preview-enabled": Gitlab::CurrentSettings.current_application_settings.web_ide_clientside_preview_enabled.to_s
+    }
+  end
+end

app/models/ci/runner.rb

@@ -114,7 +114,8 @@ module Ci
 
     cached_attr_reader :version, :revision, :platform, :architecture, :ip_address, :contacted_at
 
-    chronic_duration_attr :maximum_timeout_human_readable, :maximum_timeout
+    chronic_duration_attr :maximum_timeout_human_readable, :maximum_timeout,
+        error_message: 'Maximum job timeout has a value which could not be accepted'
 
     validates :maximum_timeout, allow_nil: true,
                                 numericality: { greater_than_or_equal_to: 600,

app/models/concerns/chronic_duration_attribute.rb

@@ -24,7 +24,7 @@ module ChronicDurationAttribute
         end
       end
 
-      validates virtual_attribute, allow_nil: true, duration: true
+      validates virtual_attribute, allow_nil: true, duration: { message: parameters[:error_message] }
     end
 
     alias_method :chronic_duration_attr, :chronic_duration_attr_writer

app/models/project.rb

@@ -404,7 +404,8 @@ class Project < ActiveRecord::Base
 
   enum auto_cancel_pending_pipelines: { disabled: 0, enabled: 1 }
 
-  chronic_duration_attr :build_timeout_human_readable, :build_timeout, default: 3600
+  chronic_duration_attr :build_timeout_human_readable, :build_timeout,
+    default: 3600, error_message: 'Maximum job timeout has a value which could not be accepted'
 
   validates :build_timeout, allow_nil: true,
                             numericality: { greater_than_or_equal_to: 10.minutes,

app/validators/duration_validator.rb

@@ -14,6 +14,10 @@ class DurationValidator < ActiveModel::EachValidator
   def validate_each(record, attribute, value)
     ChronicDuration.parse(value)
   rescue ChronicDuration::DurationParseError
+    if options[:message]
+      record.errors.add(:base, options[:message])
+    else
       record.errors.add(attribute, "is not a correct duration")
     end
+  end
 end

app/views/ide/_show.html.haml

+- @body_class = 'ide-layout'
+- page_title 'IDE'
+
+- content_for :page_specific_javascripts do
+  = stylesheet_link_tag 'page_bundles/ide'
+
+#ide.ide-loading{ data: ide_data() }
+  .text-center
+    = icon('spinner spin 2x')
+    %h2.clgray= _('Loading the GitLab IDE...')

app/views/ide/index.html.haml

-- @body_class = 'ide-layout'
-- page_title 'IDE'
-
-- content_for :page_specific_javascripts do
-  = stylesheet_link_tag 'page_bundles/ide'
-
-#ide.ide-loading{ data: {"empty-state-svg-path" => image_path('illustrations/multi_file_editor_empty.svg'),
-  "no-changes-state-svg-path" => image_path('illustrations/multi-editor_no_changes_empty.svg'),
-  "committed-state-svg-path" => image_path('illustrations/multi-editor_all_changes_committed_empty.svg'),
-  "pipelines-empty-state-svg-path": image_path('illustrations/pipelines_empty.svg'),
-  "promotion-svg-path": image_path('illustrations/web-ide_promotion.svg'),
-  "ci-help-page-path" => help_page_path('ci/quick_start/README'),
-  "web-ide-help-page-path" => help_page_path('user/project/web_ide/index.html'),
-  "clientside-preview-enabled": Gitlab::CurrentSettings.current_application_settings.web_ide_clientside_preview_enabled.to_s } }
-  .text-center
-    = icon('spinner spin 2x')
-    %h2.clgray= _('Loading the GitLab IDE...')
+= render 'ide/show'

app/views/projects/imports/show.html.haml

 - page_title import_in_progress_title
+- @no_container = true
+- @content_class = "limit-container-width" unless fluid_layout
 
 .save-project-loader
   .center

app/views/projects/settings/ci_cd/_form.html.haml

@@ -29,7 +29,7 @@
           = f.label :build_timeout_human_readable, _('Timeout'), class: 'label-bold'
           = f.text_field :build_timeout_human_readable, class: 'form-control'
           %p.form-text.text-muted
-            = _("Per job. If a job passes this threshold, it will be marked as failed")
+            = _('If any job surpasses this timeout threshold, it will be marked as failed. Human readable time input language is accepted like "1 hour". Values without specification represent seconds.')
             = link_to icon('question-circle'), help_page_path('user/project/pipelines/settings', anchor: 'timeout'), target: '_blank'
 
         %hr

app/views/shared/runners/_form.html.haml

@@ -45,7 +45,7 @@
       = _('Maximum job timeout')
     .col-sm-10
       = f.text_field :maximum_timeout_human_readable, class: 'form-control'
-      .form-text.text-muted= _('This timeout will take precedence when lower than Project-defined timeout')
+      .form-text.text-muted= _('This timeout will take precedence when lower than project-defined timeout and accepts a human readable time input language like "1 hour". Values without specification represent seconds.')
   .form-group.row
     = label_tag :tag_list, class: 'col-form-label col-sm-2' do
       = _('Tags')

changelogs/unreleased/54826-use-read_repository-scope-on-read-only-files-endpoints.yml

+---
+title: Use read_repository scope on read-only files API
+merge_request: 23534
+author:
+type: fixed

changelogs/unreleased/diff-expand-commit-file.yml

+---
+title: Fixed diff files expanding not loading commit content
+merge_request:
+author:
+type: fixed

changelogs/unreleased/fix-gb-improve-timeout-inputs-help-sections.yml

+---
+title: Improve help and validation sections of maximum build timeout inputs
+merge_request: 23586
+author:
+type: fixed

changelogs/unreleased/gt-change-container-width-for-project-import.yml

+---
+title: Change container width for project import
+merge_request: 23318
+author: George Tsiolis
+type: fixed

changelogs/unreleased/multiple-diff-line-discussions-fix.yml

+---
+title: Fixed duplicate discussions getting added to diff lines
+merge_request:
+author:
+type: fixed

changelogs/unreleased/osw-fix-grouping-by-file-path.yml

+---
+title: Avoid 500's when serializing legacy diff notes
+merge_request: 23544
+author:
+type: fixed

changelogs/unreleased/winh-divider-margin.yml

+---
+title: Adjust divider margin to comply with design specs
+merge_request: 23548
+author:
+type: changed

config/jest.config.js

+/* eslint-disable filenames/match-regex */
+
+const reporters = ['default'];
+
+if (process.env.CI) {
+  reporters.push([
+    'jest-junit',
+    {
+      output: './junit_jest.xml',
+    },
+  ]);
+}
+
+// eslint-disable-next-line import/no-commonjs
+module.exports = {
+  testMatch: ['<rootDir>/spec/frontend/**/*_spec.js'],
+  moduleNameMapper: {
+    '^~(.*)$': '<rootDir>/app/assets/javascripts$1',
+  },
+  collectCoverageFrom: ['<rootDir>/app/assets/javascripts/**/*.{js,vue}'],
+  coverageDirectory: '<rootDir>/coverage-frontend/',
+  coverageReporters: ['json', 'lcov', 'text-summary', 'clover'],
+  cacheDirectory: '<rootDir>/tmp/cache/jest',
+  modulePathIgnorePatterns: ['<rootDir>/.yarn-cache/'],
+  reporters,
+  rootDir: '..', // necessary because this file is in the config/ subdirectory
+};

danger/changelog/Dangerfile

@@ -2,7 +2,7 @@
 
 require 'yaml'
 
-NO_CHANGELOG_LABELS = %w[backstage Documentation QA test].freeze
+NO_CHANGELOG_LABELS = %w[backstage ci-build Documentation meta QA test].freeze
 SEE_DOC = "See [the documentation](https://docs.gitlab.com/ce/development/changelog.html).".freeze
 CREATE_CHANGELOG_MESSAGE = <<~MSG.freeze
 You can create one with:

db/schema.rb

@@ -2834,6 +2834,7 @@ ActiveRecord::Schema.define(version: 20181204135932) do
     t.integer "merge_request_notes_filter", limit: 2, default: 0, null: false
     t.datetime_with_timezone "created_at", null: false
     t.datetime_with_timezone "updated_at", null: false
+    t.string "epics_sort"
     t.index ["user_id"], name: "index_user_preferences_on_user_id", unique: true, using: :btree
   end
 

doc/api/repository_files.md

@@ -4,6 +4,16 @@
 
 **Create, read, update and delete repository files using this API**
 
+The different scopes available using [personal access tokens](../user/profile/personal_access_tokens.md) are depicted
+in the following table.
+
+| Scope | Description |
+| ----- | ----------- |
+| `read_repository` | Allows read-access to the repository files. |
+| `api` | Allows read-write access to the repository files. |
+
+> `read_repository` scope was [introduced](https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/23534) in GitLab 11.6.
+
 ## Get file from repository
 
 Allows you to receive information about file in repository like name, size,

doc/development/i18n/proofreader.md

@@ -57,12 +57,14 @@ are very appreciative of the work done by translators and proofreaders!
   - Chang-Ho Cha - [GitLab](https://gitlab.com/changho-cha), [Crowdin](https://crowdin.com/profile/zzazang)
   - Huang Tao - [GitLab](https://gitlab.com/htve), [Crowdin](https://crowdin.com/profile/htve)
   - Ji Hun Oh - [GitLab](https://gitlab.com/Baw-Appie), [Crowdin](https://crowdin.com/profile/BawAppie)
+  - Jeongwhan Choi - [GitLab](https://gitlab.com/jeongwhanchoi), [Crowdin](https://crowdin.com/profile/jeongwhanchoi)
 - Mongolian
   - Proofreaders needed.
 - Norwegian Bokmal
   - Proofreaders needed.
 - Polish
   - Filip Mech - [GitLab](https://gitlab.com/mehenz), [Crowdin](https://crowdin.com/profile/mehenz)
+  - Maksymilian Roman - [GitLab](https://gitlab.com/villaincandle), [Crowdin](https://crowdin.com/profile/villaincandle)
 - Portuguese
   - Proofreaders needed.
 - Portuguese, Brazilian

doc/development/new_fe_guide/development/testing.md

@@ -6,9 +6,15 @@ Tests relevant for frontend development can be found at two places:
   - [frontend unit tests](#frontend-unit-tests)
   - [frontend component tests](#frontend-component-tests)
   - [frontend integration tests](#frontend-integration-tests)
+- `spec/frontend/` which are run by Jest and contain
+  - [frontend unit tests](#frontend-unit-tests)
+  - [frontend component tests](#frontend-component-tests)
+  - [frontend integration tests](#frontend-integration-tests)
 - `spec/features/` which are run by RSpec and contain
   - [feature tests](#feature-tests)
 
+All tests in `spec/javascripts/` will eventually be migrated to `spec/frontend/` (see also [#53757]).
+
 In addition there were feature tests in `features/` run by Spinach in the past.
 These have been removed from our codebase in May 2018 ([#23036](https://gitlab.com/gitlab-org/gitlab-ce/issues/23036)).
 
@@ -17,6 +23,8 @@ See also:
 - [old testing guide](../../testing_guide/frontend_testing.html)
 - [notes on testing Vue components](../../fe_guide/vue.html#testing-vue-components)
 
+[#53757]: https://gitlab.com/gitlab-org/gitlab-ce/issues/53757
+
 ## Frontend unit tests
 
 Unit tests are on the lowest abstraction level and typically test functionality that is not directly perceivable by a user.

doc/install/docker.md

@@ -7,9 +7,10 @@ GitLab provides official Docker images to allowing you to easily take advantage
 ## Omnibus GitLab based images
 
 GitLab maintains a set of [official Docker images](https://hub.docker.com/r/gitlab) based on our [Omnibus GitLab package](https://docs.gitlab.com/omnibus/README.html). These images include:
-* [GitLab Community Edition](https://hub.docker.com/r/gitlab/gitlab-ce/)
-* [GitLab Enterprise Edition](https://hub.docker.com/r/gitlab/gitlab-ee/)
-* [GitLab Runner](https://hub.docker.com/r/gitlab/gitlab-runner/)
+
+- [GitLab Community Edition](https://hub.docker.com/r/gitlab/gitlab-ce/).
+- [GitLab Enterprise Edition](https://hub.docker.com/r/gitlab/gitlab-ee/).
+- [GitLab Runner](https://hub.docker.com/r/gitlab/gitlab-runner/).
 
 A [complete usage guide](https://docs.gitlab.com/omnibus/docker/) to these images is available, as well as the [Dockerfile used for building the images](https://gitlab.com/gitlab-org/omnibus-gitlab/tree/master/docker).
 

doc/security/two_factor_authentication.md

@@ -6,7 +6,7 @@ password to login, they'll be prompted for a code generated by an application on
 their phone.
 
 You can read more about it here:
-[Two-factor Authentication (2FA)](../profile/two_factor_authentication.md)
+[Two-factor Authentication (2FA)](../user/profile/account/two_factor_authentication.md)
 
 ## Enforcing 2FA for all users
 

doc/user/group/epics/index.md

@@ -123,6 +123,8 @@ You can also sort epics list by:
 - **Start date**
 - **Due date**  
 
+Each option contains a button that can toggle the order between **ascending** and **descending**. The sort option and order will be persisted to be used wherever epics are browsed including the [roadmap](../roadmap/index.md).  
+
 ![epics sort](img/epics_sort.png)
 
 ## Permissions

doc/user/group/roadmap/index.md

@@ -13,6 +13,8 @@ Epics in the view can be sorted by:
 - **Start date**
 - **Due date**
 
+Each option contains a button that can toggle the order between **ascending** and **descending**. The sort option and order will be persisted to be used wherever epics are browsed including the [epics list view](../epics/index.md).
+
 ![roadmap view](img/roadmap_view.png)
 
 ## Timeline duration

ee/app/assets/javascripts/ide/components/panes/right.vue

 <script>
+import { mapState } from 'vuex';
 import { __ } from '~/locale';
 import RightPane from '~/ide/components/panes/right.vue';
 import TerminalView from '../terminal/view.vue';
@@ -8,17 +9,14 @@ export default {
   components: {
     RightPane,
   },
-  data() {
-    return {
-      // this will come from Vuex store in https://gitlab.com/gitlab-org/gitlab-ee/issues/5426
-      isTerminalEnabled: false,
-    };
-  },
   computed: {
+    ...mapState('terminal', {
+      isTerminalVisible: 'isVisible',
+    }),
     extensionTabs() {
       return [
         {
-          show: this.isTerminalEnabled,
+          show: this.isTerminalVisible,
           title: __('Terminal'),
           views: [{ name: 'terminal', keepAlive: true, component: TerminalView }],
           icon: 'terminal',

ee/app/assets/javascripts/ide/components/terminal/empty_state.vue

 <script>
+import { GlLoadingIcon } from '@gitlab/ui';
+
 export default {
+  components: {
+    GlLoadingIcon,
+  },
   props: {
+    isLoading: {
+      type: Boolean,
+      required: false,
+      default: true,
+    },
+    isValid: {
+      type: Boolean,
+      required: false,
+      default: false,
+    },
+    message: {
+      type: String,
+      required: false,
+      default: '',
+    },
+    helpPath: {
+      type: String,
+      required: false,
+      default: '',
+    },
     illustrationPath: {
       type: String,
       required: false,
       default: '',
     },
   },
+  methods: {
+    onStart() {
+      this.$emit('start');
+    },
+  },
 };
 </script>
-
 <template>
   <div class="text-center">
     <div v-if="illustrationPath" class="svg-content svg-130"><img :src="illustrationPath" /></div>
     <h4>{{ __('Web Terminal') }}</h4>
+    <gl-loading-icon v-if="isLoading" :size="2" class="prepend-top-default" />
+    <template v-else>
       <p>{{ __('Run tests against your code live using the Web Terminal') }}</p>
-    <div class="bs-callout text-left">The Web Terminal is coming soon. Stay tuned!</div>
+      <p>
+        <button :disabled="!isValid" class="btn btn-info" type="button" @click="onStart">
+          {{ __('Start Web Terminal') }}
+        </button>
+      </p>
+      <div v-if="!isValid && message" class="bs-callout text-left" v-html="message"></div>
+      <p v-else>
+        <a
+          v-if="helpPath"
+          :href="helpPath"
+          target="_blank"
+          v-text="__('Learn more about Web Terminal')"
+        ></a>
+      </p>
+    </template>
   </div>
 </template>

ee/app/assets/javascripts/ide/components/terminal/view.vue

 <script>
-import { mapState } from 'vuex';
+import { mapActions, mapGetters, mapState } from 'vuex';
 import EmptyState from './empty_state.vue';
 
 export default {
@@ -7,15 +7,32 @@ export default {
     EmptyState,
   },
   computed: {
-    ...mapState(['emptyStateSvgPath']),
+    ...mapState('terminal', ['isShowSplash', 'paths']),
+    ...mapGetters('terminal', ['allCheck']),
+  },
+  methods: {
+    ...mapActions('terminal', ['hideSplash']),
+    start() {
+      this.hideSplash();
+    },
   },
 };
 </script>
 
 <template>
   <div class="h-100">
-    <div class="h-100 d-flex flex-column justify-content-center">
-      <empty-state :illustration-path="emptyStateSvgPath" />
+    <div v-if="isShowSplash" class="h-100 d-flex flex-column justify-content-center">
+      <empty-state
+        :is-loading="allCheck.isLoading"
+        :is-valid="allCheck.isValid"
+        :message="allCheck.message"
+        :help-path="paths.webTerminalHelpPath"
+        :illustration-path="paths.webTerminalSvgPath"
+        @start="start();"
+      />
     </div>
+    <template v-else>
+      <h5>{{ __('Web Terminal') }}</h5>
+    </template>
   </div>
 </template>

ee/app/assets/javascripts/ide/constants.js

+export const CHECK_CONFIG = 'config';
+export const CHECK_RUNNERS = 'runners';
+export const RETRY_RUNNERS_INTERVAL = 10000;

ee/app/assets/javascripts/ide/stores/extend.js

+import * as mutationTypes from '~/ide/stores/mutation_types';
+import terminalModule from './modules/terminal';
+
+function getPathsFromData(el) {
+  return {
+    ciYamlHelpPath: el.dataset.eeCiYamlHelpPath,
+    ciRunnersHelpPath: el.dataset.eeCiRunnersHelpPath,
+    webTerminalHelpPath: el.dataset.eeWebTerminalHelpPath,
+    webTerminalSvgPath: el.dataset.eeWebTerminalSvgPath,
+  };
+}
+
+export default (store, el) => {
+  store.registerModule('terminal', terminalModule());
+
+  store.dispatch('terminal/setPaths', getPathsFromData(el));
+
+  store.subscribe(({ type }) => {
+    if (type === mutationTypes.SET_BRANCH_WORKING_REFERENCE) {
+      store.dispatch('terminal/init');
+    }
+  });
+
+  return store;
+};

ee/app/assets/javascripts/ide/stores/modules/terminal/actions/checks.js

+import Api from '~/api';
+import httpStatus from '~/lib/utils/http_status';
+import * as types from '../mutation_types';
+import * as messages from '../messages';
+import { CHECK_CONFIG, CHECK_RUNNERS, RETRY_RUNNERS_INTERVAL } from '../../../../constants';
+
+export const requestConfigCheck = ({ commit }) => {
+  commit(types.REQUEST_CHECK, CHECK_CONFIG);
+};
+
+export const receiveConfigCheckSuccess = ({ commit }) => {
+  commit(types.SET_VISIBLE, true);
+  commit(types.RECEIVE_CHECK_SUCCESS, CHECK_CONFIG);
+};
+
+export const receiveConfigCheckError = ({ commit, state }, e) => {
+  const { status } = e.response;
+  const { paths } = state;
+
+  const isVisible = status !== httpStatus.FORBIDDEN && status !== httpStatus.NOT_FOUND;
+  commit(types.SET_VISIBLE, isVisible);
+
+  const message = messages.configCheckError(status, paths.ciYamlHelpPath);
+  commit(types.RECEIVE_CHECK_ERROR, { type: CHECK_CONFIG, message });
+};
+
+export const fetchConfigCheck = ({ dispatch }) => {
+  dispatch('requestConfigCheck');
+
+  // This will use a real endpoint in https://gitlab.com/gitlab-org/gitlab-ee/issues/5426
+  Promise.resolve({})
+    .then(() => {
+      dispatch('receiveConfigCheckSuccess');
+    })
+    .catch(e => {
+      dispatch('receiveConfigCheckError', e);
+    });
+};
+
+export const requestRunnersCheck = ({ commit }) => {
+  commit(types.REQUEST_CHECK, CHECK_RUNNERS);
+};
+
+export const receiveRunnersCheckSuccess = ({ commit, dispatch, state }, data) => {
+  if (data.length) {
+    commit(types.RECEIVE_CHECK_SUCCESS, CHECK_RUNNERS);
+  } else {
+    const { paths } = state;
+
+    commit(types.RECEIVE_CHECK_ERROR, {
+      type: CHECK_RUNNERS,
+      message: messages.runnersCheckEmpty(paths.ciRunnersHelpPath),
+    });
+
+    dispatch('retryRunnersCheck');
+  }
+};
+
+export const receiveRunnersCheckError = ({ commit }) => {
+  commit(types.RECEIVE_CHECK_ERROR, {
+    type: CHECK_RUNNERS,
+    message: messages.UNEXPECTED_ERROR_RUNNERS,
+  });
+};
+
+export const retryRunnersCheck = ({ dispatch, state }) => {
+  // if the overall check has failed, don't worry about retrying
+  const check = state.checks[CHECK_CONFIG];
+  if (!check.isLoading && !check.isValid) {
+    return;
+  }
+
+  setTimeout(() => {
+    dispatch('fetchRunnersCheck', { background: true });
+  }, RETRY_RUNNERS_INTERVAL);
+};
+
+export const fetchRunnersCheck = ({ dispatch, rootGetters }, options = {}) => {
+  const { background = false } = options;
+
+  if (!background) {
+    dispatch('requestRunnersCheck');
+  }
+
+  const { currentProject } = rootGetters;
+
+  Api.projectRunners(currentProject.id, { params: { scope: 'active' } })
+    .then(({ data }) => {
+      dispatch('receiveRunnersCheckSuccess', data);
+    })
+    .catch(e => {
+      dispatch('receiveRunnersCheckError', e);
+    });
+};

ee/app/assets/javascripts/ide/stores/modules/terminal/actions/index.js

+export * from './setup';
+export * from './checks';
+export default () => {};

ee/app/assets/javascripts/ide/stores/modules/terminal/actions/setup.js

+import * as types from '../mutation_types';
+
+// This will be used in https://gitlab.com/gitlab-org/gitlab-ee/issues/5426
+// export const init = ({ dispatch }) => {
+//   dispatch('fetchConfigCheck');
+//   dispatch('fetchRunnersCheck');
+// };
+export const init = () => {};
+
+export const hideSplash = ({ commit }) => {
+  commit(types.HIDE_SPLASH);
+};
+
+export const setPaths = ({ commit }, paths) => {
+  commit(types.SET_PATHS, paths);
+};

ee/app/assets/javascripts/ide/stores/modules/terminal/getters.js

+export const allCheck = state => {
+  const checks = Object.values(state.checks);
+
+  if (checks.some(check => check.isLoading)) {
+    return { isLoading: true };
+  }
+
+  const invalidCheck = checks.find(check => !check.isValid);
+  const isValid = !invalidCheck;
+  const message = !invalidCheck ? '' : invalidCheck.message;
+
+  return {
+    isLoading: false,
+    isValid,
+    message,
+  };
+};
+
+export default () => {};

ee/app/assets/javascripts/ide/stores/modules/terminal/index.js

+import * as actions from './actions';
+import * as getters from './getters';
+import mutations from './mutations';
+import state from './state';
+
+export default () => ({
+  namespaced: true,
+  actions,
+  getters,
+  mutations,
+  state: state(),
+});

ee/app/assets/javascripts/ide/stores/modules/terminal/messages.js

+import _ from 'underscore';
+import { __, sprintf } from '~/locale';
+import httpStatus from '~/lib/utils/http_status';
+
+export const UNEXPECTED_ERROR_CONFIG = __(
+  'An unexpected error occurred while checking the project environment.',
+);
+export const UNEXPECTED_ERROR_RUNNERS = __(
+  'An unexpected error occurred while checking the project runners.',
+);
+export const EMPTY_RUNNERS = __(
+  'Configure GitLab runners to start using Web Terminal. %{helpStart}Learn more.%{helpEnd}',
+);
+export const ERROR_CONFIG = __(
+  'Configure a <code>.gitlab-webide.yml</code> file in the <code>.gitlab</code> directory to start using the Web Terminal. %{helpStart}Learn more.%{helpEnd}',
+);
+export const ERROR_PERMISSION = __(
+  'You do not have permission to run the Web Terminal. Please contact a project administrator.',
+);
+
+export const configCheckError = (status, helpUrl) => {
+  if (status === httpStatus.UNPROCESSABLE_ENTITY) {
+    return sprintf(
+      ERROR_CONFIG,
+      {
+        helpStart: `<a href="${_.escape(helpUrl)}" target="_blank">`,
+        helpEnd: '</a>',
+      },
+      false,
+    );
+  } else if (status === httpStatus.FORBIDDEN) {
+    return ERROR_PERMISSION;
+  }
+
+  return UNEXPECTED_ERROR_CONFIG;
+};
+
+export const runnersCheckEmpty = helpUrl =>
+  sprintf(
+    EMPTY_RUNNERS,
+    {
+      helpStart: `<a href="${_.escape(helpUrl)}" target="_blank">`,
+      helpEnd: '</a>',
+    },
+    false,
+  );

ee/app/assets/javascripts/ide/stores/modules/terminal/mutation_types.js

+export const SET_VISIBLE = 'SET_VISIBLE';
+export const HIDE_SPLASH = 'HIDE_SPLASH';
+export const SET_PATHS = 'SET_PATHS';
+
+export const REQUEST_CHECK = 'REQUEST_CHECK';
+export const RECEIVE_CHECK_SUCCESS = 'RECEIVE_CHECK_SUCCESS';
+export const RECEIVE_CHECK_ERROR = 'RECEIVE_CHECK_ERROR';

ee/app/assets/javascripts/ide/stores/modules/terminal/mutations.js

+import * as types from './mutation_types';
+
+export default {
+  [types.SET_VISIBLE](state, isVisible) {
+    Object.assign(state, {
+      isVisible,
+    });
+  },
+  [types.HIDE_SPLASH](state) {
+    Object.assign(state, {
+      isShowSplash: false,
+    });
+  },
+  [types.SET_PATHS](state, paths) {
+    Object.assign(state, {
+      paths,
+    });
+  },
+  [types.REQUEST_CHECK](state, type) {
+    Object.assign(state.checks, {
+      [type]: {
+        isLoading: true,
+      },
+    });
+  },
+  [types.RECEIVE_CHECK_ERROR](state, { type, message }) {
+    Object.assign(state.checks, {
+      [type]: {
+        isLoading: false,
+        isValid: false,
+        message,
+      },
+    });
+  },
+  [types.RECEIVE_CHECK_SUCCESS](state, type) {
+    Object.assign(state.checks, {
+      [type]: {
+        isLoading: false,
+        isValid: true,
+        message: null,
+      },
+    });
+  },
+};

ee/app/assets/javascripts/ide/stores/modules/terminal/state.js

+import { CHECK_CONFIG, CHECK_RUNNERS } from '../../../constants';
+
+export default () => ({
+  checks: {
+    [CHECK_CONFIG]: { isLoading: true },
+    [CHECK_RUNNERS]: { isLoading: true },
+  },
+  isVisible: false,
+  isShowSplash: true,
+  paths: {},
+});

ee/app/assets/javascripts/pages/ide/index.js

 import { startIde } from '~/ide/index';
 import EEIde from 'ee/ide/components/ide.vue';
-
-function extraInitialData() {
-  // This is empty now, but it will be used in: https://gitlab.com/gitlab-org/gitlab-ee/issues/5426
-  return {};
-}
+import extendStore from 'ee/ide/stores/extend';
 
 startIde({
-  extraInitialData,
+  extendStore,
   rootComponent: EEIde,
 });

ee/app/assets/javascripts/related_issues/components/related_issues_root.vue

@@ -114,7 +114,7 @@ export default {
         RelatedIssuesService.remove(issueToRemove.relation_path)
           .then(res => res.json())
           .then(data => {
-            this.store.setRelatedIssues(data.issues);
+            this.store.setRelatedIssues(data.issuables);
           })
           .catch(res => {
             if (res && res.status !== 404) {
@@ -142,7 +142,7 @@ export default {
           .then(data => {
             // We could potentially lose some pending issues in the interim here
             this.store.setPendingReferences([]);
-            this.store.setRelatedIssues(data.issues);
+            this.store.setRelatedIssues(data.issuables);
 
             this.isSubmitting = false;
             // Close the form on submission

ee/app/assets/javascripts/related_issues/services/related_issues_service.js

@@ -16,7 +16,7 @@ class RelatedIssuesService {
     return this.relatedIssuesResource.save(
       {},
       {
-        issue_references: newIssueReferences,
+        issuable_references: newIssueReferences,
       },
     );
   }

ee/app/assets/stylesheets/pages/roadmap.scss

@@ -4,9 +4,21 @@ $details-cell-width: 320px;
 $border-style: 1px solid $border-gray-normal;
 $roadmap-gradient-dark-gray: rgba(0, 0, 0, 0.15);
 $roadmap-gradient-gray: rgba(255, 255, 255, 0.001);
-$scroll-top-gradient: linear-gradient(to bottom, $roadmap-gradient-dark-gray 0%, $roadmap-gradient-gray 100%);
-$scroll-bottom-gradient: linear-gradient(to bottom, $roadmap-gradient-gray 0%, $roadmap-gradient-dark-gray 100%);
-$column-right-gradient: linear-gradient(to right, $roadmap-gradient-dark-gray 0%, $roadmap-gradient-gray 100%);
+$scroll-top-gradient: linear-gradient(
+  to bottom,
+  $roadmap-gradient-dark-gray 0%,
+  $roadmap-gradient-gray 100%
+);
+$scroll-bottom-gradient: linear-gradient(
+  to bottom,
+  $roadmap-gradient-gray 0%,
+  $roadmap-gradient-dark-gray 100%
+);
+$column-right-gradient: linear-gradient(
+  to right,
+  $roadmap-gradient-dark-gray 0%,
+  $roadmap-gradient-gray 100%
+);
 
 @mixin roadmap-scroll-mixin {
   height: $grid-size;
@@ -14,6 +26,39 @@ $column-right-gradient: linear-gradient(to right, $roadmap-gradient-dark-gray 0%
   pointer-events: none;
 }
 
+.epics-details-filters {
+  .btn-group {
+    .dropdown-toggle {
+      border-top-right-radius: 0;
+      border-bottom-right-radius: 0;
+    }
+
+    .btn-sort-direction {
+      border-left: 0;
+
+      &:hover {
+        border-color: $gray-darkest;
+      }
+    }
+
+    @include media-breakpoint-down(xs) {
+      display: flex;
+
+      .dropdown-menu-sort {
+        // This is a hack to fix dropdown alignment in small screens
+        // where Bootstrap applies inline `transform: translate3d(...)`
+        // and since our dropdown button has sort direction button
+        // present, alignment needs to compensate for that space
+        // without which it appears shifted towards left.
+        //
+        // One more approach is to override `transform` using `!important`
+        // but that too involves using magic number
+        margin-left: 27px;
+      }
+    }
+  }
+}
+
 .epics-roadmap-filters {
   .epics-details-filters {
     .btn-roadmap-preset {
@@ -52,7 +97,7 @@ $column-right-gradient: linear-gradient(to right, $roadmap-gradient-dark-gray 0%
 
 .roadmap-timeline-section .timeline-header-blank::after,
 .epics-list-section .epic-details-cell::after {
-  content: '';
+  content: "";
   position: absolute;
   top: 0;
   right: -$grid-size;
@@ -136,7 +181,7 @@ $column-right-gradient: linear-gradient(to right, $roadmap-gradient-dark-gray 0%
       }
 
       .today-bar::before {
-        content: '';
+        content: "";
         position: absolute;
         top: -2px;
         left: -3px;
@@ -150,7 +195,7 @@ $column-right-gradient: linear-gradient(to right, $roadmap-gradient-dark-gray 0%
 
   &.scroll-top-shadow .timeline-header-blank::before {
     @include roadmap-scroll-mixin;
-    content: '';
+    content: "";
     position: absolute;
     left: 0;
     bottom: -$grid-size;
@@ -256,7 +301,7 @@ $column-right-gradient: linear-gradient(to right, $roadmap-gradient-dark-gray 0%
 
         &.start-date-outside::before,
         &.end-date-outside::after {
-          content: '';
+          content: "";
           position: absolute;
           top: 0;
           height: 100%;
@@ -269,11 +314,21 @@ $column-right-gradient: linear-gradient(to right, $roadmap-gradient-dark-gray 0%
         }
 
         &.start-date-undefined {
-          background: linear-gradient(to right, $roadmap-gradient-gray 0%, $blue-200 50%, $blue-500 100%);
+          background: linear-gradient(
+            to right,
+            $roadmap-gradient-gray 0%,
+            $blue-200 50%,
+            $blue-500 100%
+          );
         }
 
         &.end-date-undefined {
-          background: linear-gradient(to right, $blue-500 0%, $blue-200 50%, $roadmap-gradient-gray 100%);
+          background: linear-gradient(
+            to right,
+            $blue-500 0%,
+            $blue-200 50%,
+            $roadmap-gradient-gray 100%
+          );
         }
 
         &.start-date-outside {

ee/app/controllers/concerns/epic_relations.rb

+# frozen_string_literal: true
+
+module EpicRelations
+  extend ActiveSupport::Concern
+  include IssuableLinks
+
+  included do
+    skip_before_action :authorize_destroy_issuable!
+    skip_before_action :authorize_create_epic!
+    skip_before_action :authorize_update_issuable!
+
+    before_action :authorize_admin_epic!, only: [:create, :destroy, :update]
+  end
+
+  def authorize_admin_epic!
+    render_403 unless can?(current_user, :admin_epic, epic)
+  end
+end

ee/app/controllers/concerns/epics_actions.rb

@@ -11,11 +11,13 @@ module EpicsActions
   end
 
   def default_sort_order
-    sort_value_end_date
+    sort_value_recently_created
   end
 
   def update_cookie_value(value)
     case value
+    when 'created_asc'     then sort_value_oldest_created
+    when 'created_desc'    then sort_value_recently_created
     when 'start_date_asc'  then sort_value_start_date
     when 'end_date_asc'    then sort_value_end_date
     else

ee/app/controllers/concerns/issuable_links.rb

@@ -2,25 +2,33 @@
 
 module IssuableLinks
   def index
-    render json: issues
+    render json: issuables
   end
 
   def create
     result = create_service.execute
 
-    render json: { message: result[:message], issues: issues }, status: result[:http_status]
+    render json: { message: result[:message], issuables: issuables }, status: result[:http_status]
   end
 
   def destroy
     result = destroy_service.execute
 
-    render json: { issues: issues }, status: result[:http_status]
+    render json: { issuables: issuables }, status: result[:http_status]
   end
 
   private
 
+  def issuables
+    list_service.execute
+  end
+
+  def list_service
+    raise NotImplementedError
+  end
+
   def create_params
-    params.slice(:issue_references)
+    params.slice(:issuable_references)
   end
 
   def create_service

ee/app/controllers/groups/epic_issues_controller.rb

 # frozen_string_literal: true
 
 class Groups::EpicIssuesController < Groups::EpicsController
-  include IssuableLinks
+  include EpicRelations
 
-  skip_before_action :authorize_destroy_issuable!
-  skip_before_action :authorize_create_epic!
-  skip_before_action :authorize_update_issuable!
-
-  before_action :authorize_admin_epic!, only: [:create, :destroy, :update]
   before_action :authorize_issue_link_association!, only: [:destroy, :update]
 
   def update
@@ -26,12 +21,8 @@ class Groups::EpicIssuesController < Groups::EpicsController
     EpicIssues::DestroyService.new(link, current_user)
   end
 
-  def issues
-    EpicIssues::ListService.new(epic, current_user).execute
-  end
-
-  def authorize_admin_epic!
-    render_403 unless can?(current_user, :admin_epic, epic)
+  def list_service
+    EpicIssues::ListService.new(epic, current_user)
   end
 
   def authorize_issue_link_association!

ee/app/controllers/groups/epics_controller.rb

@@ -95,6 +95,10 @@ class Groups::EpicsController < Groups::ApplicationController
     EpicsFinder
   end
 
+  def issuable_sorting_field
+    :epics_sort
+  end
+
   def preload_for_collection
     @preload_for_collection ||= [:group, :author]
   end

ee/app/controllers/groups/roadmap_controller.rb

@@ -9,14 +9,20 @@ module Groups
     before_action :group
     before_action :persist_roadmap_layout, only: [:show]
 
-    def show
     # show roadmap for a group
-      @sort = set_sort_order_from_cookie || default_sort_order
+    def show
+      # Used to persist the order and show the correct sorting dropdown on UI.
+      @sort = set_sort_order
+
       @epics_count = EpicsFinder.new(current_user, group_id: @group.id).execute.count
     end
 
     private
 
+    def issuable_sorting_field
+      :epics_sort
+    end
+
     def persist_roadmap_layout
       return unless current_user
 

ee/app/controllers/projects/issue_links_controller.rb

@@ -9,10 +9,6 @@ module Projects
 
     private
 
-    def issues
-      IssueLinks::ListService.new(issue, current_user).execute
-    end
-
     def authorize_admin_issue_link!
       render_403 unless can?(current_user, :admin_issue_link, @project)
     end
@@ -29,6 +25,10 @@ module Projects
     end
     # rubocop: enable CodeReuse/ActiveRecord
 
+    def list_service
+      IssueLinks::ListService.new(issue, current_user)
+    end
+
     def create_service
       IssueLinks::CreateService.new(issue, current_user, create_params)
     end

ee/app/controllers/projects/web_ide_terminals_controller.rb

+# frozen_string_literal: true
+
+class Projects::WebIdeTerminalsController < Projects::ApplicationController
+  before_action :authenticate_user!
+
+  before_action :build, except: [:check_config, :create]
+  before_action :authorize_create_web_ide_terminal!
+  before_action :authorize_read_web_ide_terminal!, except: [:check_config, :create]
+  before_action :authorize_update_web_ide_terminal!, only: [:cancel, :retry]
+
+  def check_config
+    return respond_422 unless branch_sha
+
+    result = ::Ci::WebIdeConfigService.new(project, current_user, sha: branch_sha).execute
+
+    if result[:status] == :success
+      head :ok
+    else
+      respond_422
+    end
+  end
+
+  def show
+    render_terminal(build)
+  end
+
+  def create
+    result = ::Ci::CreateWebIdeTerminalService.new(project,
+                                                     current_user,
+                                                     ref: params[:branch])
+                                                .execute
+
+    if result[:status] == :error
+      render status: :bad_request, json: result[:message]
+    else
+      pipeline = result[:pipeline]
+      current_build = pipeline.builds.last
+
+      if current_build
+        render_terminal(current_build)
+      else
+        render status: :bad_request, json: pipeline.errors.full_messages
+      end
+    end
+  end
+
+  def cancel
+    return respond_422 unless build.cancelable?
+
+    build.cancel
+
+    head :ok
+  end
+
+  def retry
+    return respond_422 unless build.retryable?
+
+    new_build = Ci::Build.retry(build, current_user)
+
+    render_terminal(new_build)
+  end
+
+  private
+
+  def authorize_create_web_ide_terminal!
+    return access_denied! unless can?(current_user, :create_web_ide_terminal, project)
+  end
+
+  def authorize_read_web_ide_terminal!
+    authorize_build_ability!(:read_web_ide_terminal)
+  end
+
+  def authorize_update_web_ide_terminal!
+    authorize_build_ability!(:update_web_ide_terminal)
+  end
+
+  def authorize_build_ability!(ability)
+    return access_denied! unless can?(current_user, ability, build)
+  end
+
+  def build
+    @build ||= project.builds.find(params[:id])
+  end
+
+  def branch_sha
+    return unless params[:branch].present?
+
+    project.commit(params[:branch])&.id
+  end
+
+  def render_terminal(current_build)
+    render json: WebIdeTerminalSerializer
+      .new(project: project, current_user: current_user)
+      .represent(current_build)
+  end
+end

ee/app/helpers/ee/ide_helper.rb

+# frozen_string_literal: true
+
+module EE
+  module IdeHelper
+    extend ::Gitlab::Utils::Override
+
+    override :ide_data
+    def ide_data
+      super.merge({
+        "ee-web-terminal-svg-path" => image_path('illustrations/web-ide_promotion.svg'),
+        "ee-ci-yaml-help-path" => help_page_path('ci/yaml/README.md'),
+        "ee-ci-runners-help-path" => help_page_path('ci/runners/README.md'),
+        "ee-web-terminal-help-path" => help_page_path('user/project/web_ide/index.md', anchor: 'client-side-evaluation')
+      })
+    end
+  end
+end
+
+::IdeHelper.prepend(::EE::IdeHelper)

ee/app/helpers/ee/sorting_helper.rb

@@ -14,6 +14,44 @@ module EE
       }.merge(super)
     end
 
+    def epics_sort_options_hash
+      {
+        sort_value_created_date => sort_title_created_date,
+        sort_value_oldest_created => sort_title_created_date,
+        sort_value_recently_created => sort_title_created_date,
+        sort_value_oldest_updated => sort_title_recently_updated,
+        sort_value_recently_updated => sort_title_recently_updated,
+        sort_value_start_date_later => sort_title_start_date,
+        sort_value_start_date_soon => sort_title_start_date,
+        sort_value_end_date_later => sort_title_end_date,
+        sort_value_end_date => sort_title_end_date
+      }
+    end
+
+    # This method is used to find the opposite ordering parameter for the sort button in the UI.
+    # Hash key is the descending sorting order and the sort value is the opposite of it for the same field.
+    # For example: created_at_asc => created_at_desc
+    def epics_ordering_options_hash
+      {
+        sort_value_oldest_created => sort_value_recently_created,
+        sort_value_oldest_updated => sort_value_recently_updated,
+        sort_value_start_date_soon => sort_value_start_date_later,
+        sort_value_end_date => sort_value_end_date_later
+
+      }
+    end
+
+    # Creates a button with the opposite ordering for the current field in UI.
+    def sort_order_button(sort)
+      opposite_sorting_param = epics_ordering_options_hash[sort] || epics_ordering_options_hash.key(sort)
+      sort_icon = sort.end_with?('desc') ? 'sort-highest' : 'sort-lowest'
+
+      link_to sprite_icon(sort_icon, size: 16),
+              page_filter_path(sort: opposite_sorting_param, label: true),
+              class: "btn btn-default has-tooltip qa-reverse-sort btn-sort-direction",
+              title: _("Sort direction")
+    end
+
     def sort_title_start_date
       s_('SortOptions|Start date')
     end
@@ -42,6 +80,10 @@ module EE
       'end_date_asc'
     end
 
+    def sort_value_end_date_later
+      'end_date_desc'
+    end
+
     def sort_value_less_weight
       'weight_asc'
     end

ee/app/models/ee/epic.rb

@@ -56,6 +56,14 @@ module EE
         reorder(::Gitlab::Database.nulls_last_order('end_date'), 'id DESC')
       end
 
+      scope :order_end_date_desc, -> do
+        reorder(::Gitlab::Database.nulls_last_order('end_date', 'DESC'), 'id DESC')
+      end
+
+      scope :order_start_date_desc, -> do
+        reorder(::Gitlab::Database.nulls_last_order('start_date', 'DESC'), 'id DESC')
+      end
+
       def etag_caching_enabled?
         true
       end
@@ -104,7 +112,9 @@ module EE
         case method.to_s
         when 'start_or_end_date' then order_start_or_end_date_asc
         when 'start_date_asc' then order_start_date_asc
+        when 'start_date_desc' then order_start_date_desc
         when 'end_date_asc' then order_end_date_asc
+        when 'end_date_desc' then order_end_date_desc
         else
           super
         end

ee/app/models/license.rb

@@ -92,7 +92,7 @@ class License < ActiveRecord::Base
     prometheus_alerts
     operations_dashboard
     tracing
-    webide_terminal
+    web_ide_terminal
   ].freeze
 
   # List all features available for early adopters,

ee/app/models/web_ide_terminal.rb

+# frozen_string_literal: true
+
+class WebIdeTerminal
+  include ::Gitlab::Routing
+
+  attr_reader :build, :project
+
+  delegate :id, :status, to: :build
+
+  def initialize(build)
+    @build = build
+    @project = build.project
+  end
+
+  def show_path
+    web_ide_terminal_route_generator(:show)
+  end
+
+  def retry_path
+    web_ide_terminal_route_generator(:retry)
+  end
+
+  def cancel_path
+    web_ide_terminal_route_generator(:cancel)
+  end
+
+  def terminal_path
+    terminal_project_job_path(project, build, format: :ws)
+  end
+
+  private
+
+  def web_ide_terminal_route_generator(action)
+    url_for(action: action,
+            controller: 'projects/web_ide_terminals',
+            namespace_id: project.namespace.to_param,
+            project_id: project.to_param,
+            id: build.id,
+            only_path: true)
+  end
+end

ee/app/policies/ee/ci/build_policy.rb

@@ -11,6 +11,23 @@ module EE
           prevent :update_build
         end
 
+        condition(:is_web_ide_terminal, scope: :subject) do
+          @subject.pipeline.webide?
+        end
+
+        rule { is_web_ide_terminal & can?(:create_web_ide_terminal) & (admin | owner_of_job) }.policy do
+          enable :read_web_ide_terminal
+          enable :update_web_ide_terminal
+        end
+
+        rule { is_web_ide_terminal & ~can?(:update_web_ide_terminal) }.policy do
+          prevent :create_build_terminal
+        end
+
+        rule { can?(:update_web_ide_terminal) & terminal }.policy do
+          enable :create_build_terminal
+        end
+
         private
 
         alias_method :current_user, :user

ee/app/policies/ee/project_policy.rb

@@ -203,7 +203,7 @@ module EE
       end
 
       condition(:web_ide_terminal_available) do
-        @subject.feature_available?(:webide_terminal)
+        @subject.feature_available?(:web_ide_terminal)
       end
 
       rule { web_ide_terminal_available & can?(:create_pipeline) & can?(:maintainer_access) }.enable :create_web_ide_terminal

ee/app/serializers/ee/merge_request_widget_entity.rb

@@ -66,7 +66,7 @@ module EE
         end
 
         expose :managed_licenses_path do |merge_request|
-          api_v4_projects_managed_licenses_path(id: merge_request.source_project.id)
+          api_v4_projects_managed_licenses_path(id: merge_request.target_project.id)
         end
 
         expose :can_manage_licenses do |merge_request|

ee/app/serializers/web_ide_terminal_entity.rb

+# frozen_string_literal: true
+
+class WebIdeTerminalEntity < Grape::Entity
+  expose :id
+  expose :status
+  expose :show_path
+  expose :cancel_path
+  expose :retry_path
+  expose :terminal_path
+end

ee/app/serializers/web_ide_terminal_serializer.rb

+# frozen_string_literal: true
+
+class WebIdeTerminalSerializer < BaseSerializer
+  entity WebIdeTerminalEntity
+
+  def represent(resource, opts = {})
+    resource = WebIdeTerminal.new(resource) if resource.is_a?(Ci::Build)
+
+    super
+  end
+end

ee/app/services/ci/create_webide_terminal_service.rb → ee/app/services/ci/create_web_ide_terminal_service.rb

 # frozen_string_literal: true
 
 module Ci
-  class CreateWebideTerminalService < ::BaseService
+  class CreateWebIdeTerminalService < ::BaseService
     include ::Gitlab::Utils::StrongMemoize
 
     TerminalCreationError = Class.new(StandardError)
@@ -62,7 +62,7 @@ module Ci
     end
 
     def load_terminal_config!
-      result = ::Ci::WebideConfigService.new(project, current_user, sha: sha).execute
+      result = ::Ci::WebIdeConfigService.new(project, current_user, sha: sha).execute
       raise TerminalCreationError, result[:message] if result[:status] != :success
 
       @terminal = result[:terminal]

ee/app/services/ci/webide_config_service.rb → ee/app/services/ci/web_ide_config_service.rb

 # frozen_string_literal: true
 
 module Ci
-  class WebideConfigService < ::BaseService
+  class WebIdeConfigService < ::BaseService
     include ::Gitlab::Utils::StrongMemoize
 
     ValidationError = Class.new(StandardError)
@@ -37,12 +37,12 @@ module Ci
     end
 
     def load_config!
-      @config = Gitlab::Webide::Config.new(config_content)
+      @config = Gitlab::WebIde::Config.new(config_content)
 
       unless @config.valid?
         raise ValidationError, @config.errors.first
       end
-    rescue Gitlab::Webide::Config::ConfigError => e
+    rescue Gitlab::WebIde::Config::ConfigError => e
       raise ValidationError, e.message
     end
 

ee/app/services/ee/issues/update_service.rb

@@ -25,7 +25,7 @@ module EE
         epic_param = params.delete(:epic)
 
         if epic_param
-          EpicIssues::CreateService.new(epic_param, current_user, { target_issue: issue }).execute
+          EpicIssues::CreateService.new(epic_param, current_user, { target_issuable: issue }).execute
         else
           link = EpicIssue.find_by(issue_id: issue.id) # rubocop: disable CodeReuse/ActiveRecord
 

ee/app/services/epic_issues/create_service.rb

@@ -3,7 +3,7 @@ module EpicIssues
     private
 
     # rubocop: disable CodeReuse/ActiveRecord
-    def relate_issues(referenced_issue)
+    def relate_issuables(referenced_issue)
       link = EpicIssue.find_or_initialize_by(issue: referenced_issue)
 
       affected_epics = [issuable]
@@ -41,17 +41,17 @@ module EpicIssues
       { group: issuable.group }
     end
 
-    def linkable_issues(issues)
+    def linkable_issuables(issues)
       @linkable_issues ||= begin
         return [] unless can?(current_user, :admin_epic, issuable.group)
 
         issues.select do |issue|
-          issuable_group_descendants.include?(issue.project.group) && !previous_related_issues.include?(issue)
+          issuable_group_descendants.include?(issue.project.group) && !previous_related_issuables.include?(issue)
         end
       end
     end
 
-    def previous_related_issues
+    def previous_related_issuables
       @related_issues ||= issuable.issues.to_a
     end
 

ee/app/services/epic_issues/list_service.rb

@@ -2,7 +2,7 @@ module EpicIssues
   class ListService < IssuableLinks::ListService
     private
 
-    def issues
+    def child_issuables
       return [] unless issuable&.group&.feature_available?(:epics)
 
       issuable.issues_readable_by(current_user)

ee/app/services/issuable_links/create_service.rb

@@ -11,58 +11,62 @@ module IssuableLinks
       # otherwise create issue links for the issues which
       # are still not assigned and return success message.
       if render_conflict_error?
-        return error('Issue(s) already assigned', 409)
+        return error(issuables_assigned_message, 409)
       end
 
       if render_not_found_error?
-        return error('No Issue found for given params', 404)
+        return error(issuables_not_found_message, 404)
       end
 
-      create_issue_links
+      create_links
       success
     end
 
     private
 
     def render_conflict_error?
-      referenced_issues.present? && (referenced_issues - previous_related_issues).empty?
+      referenced_issuables.present? && (referenced_issuables - previous_related_issuables).empty?
     end
 
     def render_not_found_error?
-      linkable_issues(referenced_issues).empty?
+      linkable_issuables(referenced_issuables).empty?
     end
 
-    def create_issue_links
-      issues = linkable_issues(referenced_issues)
+    def create_links
+      objects = linkable_issuables(referenced_issuables)
 
-      issues.each do |referenced_issue|
-        relate_issues(referenced_issue) do |params|
-          create_notes(referenced_issue, params)
+      objects.each do |referenced_object|
+        relate_issuables(referenced_object) do |params|
+          create_notes(referenced_object, params)
         end
       end
     end
 
-    def referenced_issues
-      @referenced_issues ||= begin
-        target_issue = params[:target_issue]
+    def referenced_issuables
+      @referenced_issuables ||= begin
+        target_issuable = params[:target_issuable]
 
-        if params[:issue_references].present?
-          extract_issues_from_references
-        elsif target_issue
-          [target_issue]
+        if params[:issuable_references].present?
+          extract_references
+        elsif target_issuable
+          [target_issuable]
         else
           []
         end
       end
     end
 
-    def extract_issues_from_references
-      issue_references = params[:issue_references]
-      text = issue_references.join(' ')
+    def extract_references
+      issuable_references = params[:issuable_references]
+      text = issuable_references.join(' ')
 
-      extractor = Gitlab::ReferenceExtractor.new(issuable.project, @current_user)
+      extractor = Gitlab::ReferenceExtractor.new(issuable.project, current_user)
       extractor.analyze(text, extractor_context)
 
+      references(extractor)
+    end
+
+    def references(extractor)
       extractor.issues
     end
 
@@ -70,16 +74,24 @@ module IssuableLinks
       {}
     end
 
-    def linkable_issues(issues)
+    def linkable_issuables(objects)
       raise NotImplementedError
     end
 
-    def previous_related_issues
+    def previous_related_issuables
       raise NotImplementedError
     end
 
-    def relate_issues(referenced_issue)
+    def relate_issuables(referenced_object)
       raise NotImplementedError
     end
+
+    def issuables_assigned_message
+      'Issue(s) already assigned'
+    end
+
+    def issuables_not_found_message
+      'No Issue found for given params'
+    end
   end
 end

ee/app/services/issuable_links/list_service.rb

@@ -9,29 +9,33 @@ module IssuableLinks
     end
 
     def execute
-      issues.map do |referenced_issue|
-        to_hash(referenced_issue)
+      child_issuables.map do |referenced_object|
+        to_hash(referenced_object)
       end
     end
 
     private
 
-    def relation_path(issue)
+    def relation_path(object)
       raise NotImplementedError
     end
 
-    def reference(issue)
-      issue.to_reference(issuable.project)
+    def reference(object)
+      object.to_reference(issuable.project)
     end
 
-    def to_hash(issue)
+    def issuable_path(object)
+      project_issue_path(object.project, object.iid)
+    end
+
+    def to_hash(object)
       {
-        id: issue.id,
-        title: issue.title,
-        state: issue.state,
-        reference: reference(issue),
-        path: project_issue_path(issue.project, issue.iid),
-        relation_path: relation_path(issue)
+        id: object.id,
+        title: object.title,
+        state: object.state,
+        reference: reference(object),
+        path: issuable_path(object),
+        relation_path: relation_path(object)
       }
     end
   end

ee/app/services/issue_links/create_service.rb

 module IssueLinks
   class CreateService < IssuableLinks::CreateService
-    def relate_issues(referenced_issue)
+    def relate_issuables(referenced_issue)
       link = IssueLink.create(source: issuable, target: referenced_issue)
 
       yield if link.persisted?
     end
 
-    def linkable_issues(issues)
-      @linkable_issues ||= begin
+    def linkable_issuables(issues)
+      @linkable_issuables ||= begin
         issues.select { |issue| can?(current_user, :admin_issue_link, issue) }
       end
     end
@@ -17,7 +17,7 @@ module IssueLinks
       SystemNoteService.relate_issue(referenced_issue, issuable, current_user)
     end
 
-    def previous_related_issues
+    def previous_related_issuables
       @related_issues ||= issuable.related_issues(current_user).to_a
     end
   end

ee/app/services/issue_links/list_service.rb

@@ -4,7 +4,7 @@ module IssueLinks
 
     private
 
-    def issues
+    def child_issuables
       issuable.related_issues(current_user, preload: { project: :namespace })
     end
 

ee/app/views/ide/index.html.haml

+= render partial: "ide/show"

ee/app/views/shared/epic/_sort_dropdown.html.haml

-- sorted_by = sort_options_hash[@sort]
+- sorted_by = epics_sort_options_hash[@sort]
 
 .dropdown.inline.prepend-left-10
+  .btn-group
     %button.dropdown-toggle{ type: 'button', data: { toggle: 'dropdown' } }
       = sorted_by
       = icon('chevron-down')
     %ul.dropdown-menu.dropdown-menu-right.dropdown-menu-selectable.dropdown-menu-sort
       %li
-      = sortable_item(sort_title_created_date,     page_filter_path(sort: sort_value_created_date,     label: true), sorted_by)
+        = sortable_item(sort_title_created_date, page_filter_path(sort: sort_value_recently_created, label: true), sorted_by)
         = sortable_item(sort_title_recently_updated, page_filter_path(sort: sort_value_recently_updated, label: true), sorted_by)
-      = sortable_item(sort_title_start_date,       page_filter_path(sort: sort_value_start_date, label: true), sorted_by)
+        = sortable_item(sort_title_start_date, page_filter_path(sort: sort_value_start_date_soon, label: true), sorted_by)
         = sortable_item(sort_title_end_date, page_filter_path(sort: sort_value_end_date, label: true), sorted_by)
+    = sort_order_button(@sort)

ee/changelogs/unreleased/6893-fix-issue-boards-api-with-upcoming-started-milestones.yml

+---
+title: Fix issue board api with special milestones
+merge_request: 8653
+author:
+type: fixed

ee/changelogs/unreleased/7210-add-sort-direction-button-sort-dropdown.yml

+---
+title: Add sort direction button with sort dropdown for Epics and Roadmap
+merge_request:
+author:
+type: changed

ee/changelogs/unreleased/7757-fix-license-managment-path-for-forks.yml

+---
+title: Fixed license managment path in MR widget for fork cases
+merge_request: 8700
+author:
+type: fixed

ee/changelogs/unreleased/fj-5426-web-ide-terminal.yml

+---
+title: Added web terminals to Web IDE
+merge_request: 7386
+author:
+type: added

ee/config/routes/project.rb

@@ -20,6 +20,17 @@ constraints(::Constraints::ProjectUrlConstrainer.new) do
           get 'epics'
         end
       end
+
+      resources :web_ide_terminals, path: :ide_terminals, only: [:create, :show], constraints: { id: /\d+/, format: :json } do
+        member do
+          post :cancel
+          post :retry
+        end
+
+        collection do
+          post :check_config
+        end
+      end
     end
   end
 end

ee/db/migrate/20181114163403_add_epics_sort_to_user_preference.rb

+class AddEpicsSortToUserPreference < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  def change
+    add_column :user_preferences, :epics_sort, :string
+  end
+end

ee/lib/api/epic_issues.rb

@@ -89,7 +89,7 @@ module API
 
         issue = Issue.find(params[:issue_id])
 
-        create_params = { target_issue: issue }
+        create_params = { target_issuable: issue }
 
         result = ::EpicIssues::CreateService.new(epic, current_user, create_params).execute
 

ee/lib/api/issue_links.rb

@@ -35,7 +35,7 @@ module API
         target_issue = find_project_issue(declared_params[:target_issue_iid],
                                           declared_params[:target_project_id])
 
-        create_params = { target_issue: target_issue }
+        create_params = { target_issuable: target_issue }
 
         result = ::IssueLinks::CreateService
                    .new(source_issue, current_user, create_params)

ee/lib/ee/api/entities.rb

@@ -93,17 +93,22 @@ module EE
         extend ActiveSupport::Concern
 
         prepended do
-          def scoped_issue_available?(board)
-            board.parent.feature_available?(:scoped_issue_board)
-          end
-
           # Default filtering configuration
           expose :name
           expose :group
-          expose :milestone, using: ::API::Entities::Milestone, if: ->(board, _) { scoped_issue_available?(board) }
-          expose :assignee, using: ::API::Entities::UserBasic, if: ->(board, _) { scoped_issue_available?(board) }
-          expose :labels, using: ::API::Entities::LabelBasic, if: ->(board, _) { scoped_issue_available?(board) }
-          expose :weight, if: ->(board, _) { scoped_issue_available?(board) }
+
+          with_options if: ->(board, _) { board.parent.feature_available?(:scoped_issue_board) } do
+            expose :milestone do |board|
+              if board.milestone.is_a?(Milestone)
+                ::API::Entities::Milestone.represent(board.milestone)
+              else
+                SpecialBoardFilter.represent(board.milestone)
+              end
+            end
+            expose :assignee, using: ::API::Entities::UserBasic
+            expose :labels, using: ::API::Entities::LabelBasic
+            expose :weight
+          end
         end
       end
 
@@ -213,6 +218,10 @@ module EE
         expose :target, as: :target_issue, using: ::API::Entities::IssueBasic
       end
 
+      class SpecialBoardFilter < Grape::Entity
+        expose :title
+      end
+
       class Approvals < Grape::Entity
         expose :user, using: ::API::Entities::UserBasic
       end