Merge remote-tracking branch 'upstream/master' into 28717-additional-metrics-review-branch

.codeclimate.yml

+---
+engines:
+  brakeman:
+    enabled: true
+  bundler-audit:
+    enabled: true
+  duplication:
+    enabled: true
+    config:
+      languages:
+      - ruby
+      - javascript
+  eslint:
+    enabled: true
+  fixme:
+    enabled: true
+  rubocop:
+    enabled: true
+ratings:
+  paths:
+  - Gemfile.lock
+  - "**.erb"
+  - "**.haml"
+  - "**.rb"
+  - "**.rhtml"
+  - "**.slim"
+  - "**.inc"
+  - "**.js"
+  - "**.jsx"
+  - "**.module"
+exclude_paths:
+- config/
+- db/
+- features/
+- node_modules/
+- spec/
+- vendor/
+- lib/api/v3/

.gitlab-ci.yml

@@ -487,25 +487,6 @@ lint:javascript:report:
     paths:
     - eslint-report.html
 
-# Trigger docs build
-# https://gitlab.com/gitlab-com/doc-gitlab-com/blob/master/README.md#deployment-process
-trigger_docs:
-  stage: post-test
-  image: "alpine"
-  <<: *dedicated-runner
-  before_script:
-    - apk update && apk add curl
-  variables:
-    GIT_STRATEGY: "none"
-  cache: {}
-  artifacts: {}
-  script:
-    - "HTTP_STATUS=$(curl -X POST -F token=${DOCS_TRIGGER_TOKEN} -F ref=master -F variables[PROJECT]=${CI_PROJECT_NAME} --silent --output curl.log --write-out '%{http_code}' https://gitlab.com/api/v3/projects/1794617/trigger/builds)"
-    - if [ "${HTTP_STATUS}" -ne "201" ]; then echo "Error ${HTTP_STATUS}"; cat curl.log; echo; exit 1; fi
-  only:
-    - master@gitlab-org/gitlab-ce
-    - master@gitlab-org/gitlab-ee
-
 pages:
   before_script: []
   stage: pages

.scss-lint.yml

@@ -11,11 +11,11 @@ linters:
   # !global, !important, and !optional flags.
   BangFormat:
     enabled: false
-  
+
   # Whether or not to prefer `border: 0` over `border: none`.
   BorderZero:
     enabled: false
-  
+
   # Reports when you define a rule set using a selector with chained classes
   # (a.k.a. adjoining classes).
   ChainedClasses:
@@ -25,13 +25,13 @@ linters:
   # (e.g. `color: green` is a color keyword)
   ColorKeyword:
     enabled: false
-  
+
   # Prefer color literals (keywords or hexadecimal codes) to be used only in
   # variable declarations. They should be referred to via variables everywhere
   # else.
   ColorVariable:
     enabled: true
-  
+
   # Which form of comments to prefer in CSS.
   Comment:
     enabled: false
@@ -39,7 +39,7 @@ linters:
   # Reports @debug statements (which you probably left behind accidentally).
   DebugStatement:
     enabled: false
-  
+
   # Rule sets should be ordered as follows:
   # - @extend declarations
   # - @include declarations without inner @content
@@ -54,19 +54,19 @@ linters:
   # more information.
   DisableLinterReason:
     enabled: true
-  
+
   # Reports when you define the same property twice in a single rule set.
   DuplicateProperty:
-    enabled: false
-  
+    enabled: true
+
   # Separate rule, function, and mixin declarations with empty lines.
   EmptyLineBetweenBlocks:
     enabled: true
-  
+
   # Reports when you have an empty rule set.
   EmptyRule:
     enabled: true
-  
+
   # Reports when you have an @extend directive.
   ExtendDirective:
     enabled: false
@@ -75,49 +75,49 @@ linters:
   # when adding lines to the file, since SCM systems such as git won't
   # think that you touched the last line.
   FinalNewline:
-    enabled: false
-  
+    enabled: true
+
   # HEX colors should use three-character values where possible.
   HexLength:
     enabled: false
-  
+
   # HEX color values should use lower-case colors to differentiate between
   # letters and numbers, e.g. `#E3E3E3` vs. `#e3e3e3`.
   HexNotation:
     enabled: true
-  
+
   # Avoid using ID selectors.
   IdSelector:
     enabled: false
-  
+
   # The basenames of @imported SCSS partials should not begin with an
   # underscore and should not include the filename extension.
   ImportPath:
     enabled: false
-  
+
   # Avoid using !important in properties. It is usually indicative of a
   # misunderstanding of CSS specificity and can lead to brittle code.
   ImportantRule:
     enabled: false
-  
+
   # Indentation should always be done in increments of 2 spaces.
   Indentation:
     enabled: true
     width: 2
-  
+
   # Don't write leading zeros for numeric values with a decimal point.
   LeadingZero:
     enabled: false
-  
+
   # Reports when you define the same selector twice in a single sheet.
   MergeableSelector:
     enabled: false
-  
+
   # Functions, mixins, variables, and placeholders should be declared
   # with all lowercase letters and hyphens instead of underscores.
   NameFormat:
     enabled: false
-  
+
   # Avoid nesting selectors too deeply.
   NestingDepth:
     enabled: false
@@ -129,12 +129,12 @@ linters:
   # Sort properties in a strict order.
   PropertySortOrder:
     enabled: false
-  
+
   # Reports when you use an unknown or disabled CSS property
   # (ignoring vendor-prefixed properties).
   PropertySpelling:
     enabled: false
-  
+
   # Configure which units are allowed for property values.
   PropertyUnits:
     enabled: false
@@ -144,25 +144,25 @@ linters:
   # be declared with one colon.
   PseudoElement:
     enabled: true
-  
+
   # Avoid qualifying elements in selectors (also known as "tag-qualifying").
   QualifyingElement:
     enabled: false
-  
+
   # Don't write selectors with a depth of applicability greater than 3.
   SelectorDepth:
     enabled: false
-  
+
   # Selectors should always use hyphenated-lowercase, rather than camelCase or
   # snake_case.
   SelectorFormat:
     enabled: false
     convention: hyphenated_lowercase
-  
+
   # Prefer the shortest shorthand form possible for properties that support it.
   Shorthand:
     enabled: true
-  
+
   # Each property should have its own line, except in the special case of
   # single line rulesets.
   SingleLinePerProperty:
@@ -173,11 +173,11 @@ linters:
   # individual selector occupy a single line.
   SingleLinePerSelector:
     enabled: true
-  
+
   # Commas in lists should be followed by a space.
   SpaceAfterComma:
     enabled: false
-  
+
   # Properties should be formatted with a single space separating the colon
   # from the property's value.
   SpaceAfterPropertyColon:
@@ -197,12 +197,12 @@ linters:
   # colon.
   SpaceAfterVariableName:
     enabled: false
-  
+
   # Operators should be formatted with a single space on both sides of an
   # infix operator.
   SpaceAroundOperator:
     enabled: true
-  
+
   # Opening braces should be preceded by a single space.
   SpaceBeforeBrace:
     enabled: true
@@ -210,7 +210,7 @@ linters:
   # Parentheses should not be padded with spaces.
   SpaceBetweenParens:
     enabled: false
-  
+
   # Enforces that string literals should be written with a consistent form
   # of quotes (single or double).
   StringQuotes:
@@ -241,7 +241,7 @@ linters:
   # be unnecessary.
   UnnecessaryParentReference:
     enabled: false
-  
+
   # URLs should be valid and not contain protocols or domain names.
   UrlFormat:
     enabled: true

Gemfile.lock

@@ -341,7 +341,7 @@ GEM
     grape-entity (0.6.0)
       activesupport
       multi_json (>= 1.3.2)
-    grpc (1.2.5)
+    grpc (1.3.4)
       google-protobuf (~> 3.1)
       googleauth (~> 0.5.1)
     haml (4.0.7)

app/assets/javascripts/dispatcher.js

@@ -123,7 +123,7 @@ import ShortcutsBlob from './shortcuts_blob';
           break;
         case 'projects:merge_requests:index':
         case 'projects:issues:index':
-          if (gl.FilteredSearchManager) {
+          if (gl.FilteredSearchManager && document.querySelector('.filtered-search')) {
             new gl.FilteredSearchManager(page === 'projects:issues:index' ? 'issues' : 'merge_requests');
           }
           Issuable.init();

app/assets/javascripts/gl_dropdown.js

@@ -468,8 +468,8 @@ GitLabDropdown = (function() {
 
     // Process the data to make sure rendered data
     // matches the correct layout
-    if (this.fullData && hasMultiSelect && this.options.processData) {
-      const inputValue = this.filterInput.val();
+    const inputValue = this.filterInput.val();
+    if (this.fullData && hasMultiSelect && this.options.processData && inputValue.length === 0) {
       this.options.processData.call(this.options, inputValue, this.filteredFullData(), this.parseData.bind(this));
     }
 
@@ -740,6 +740,12 @@ GitLabDropdown = (function() {
       $input.attr('id', this.options.inputId);
     }
 
+    if (this.options.multiSelect) {
+      Object.keys(selectedObject).forEach((attribute) => {
+        $input.attr(`data-${attribute}`, selectedObject[attribute]);
+      });
+    }
+
     if (this.options.inputMeta) {
       $input.attr('data-meta', selectedObject[this.options.inputMeta]);
     }

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

@@ -42,3 +42,13 @@ export function formatRelevantDigits(number) {
 export function bytesToKiB(number) {
   return number / BYTES_IN_KIB;
 }
+
+/**
+ * Utility function that calculates MiB of the given bytes.
+ *
+ * @param  {Number} number bytes
+ * @return {Number}        MiB
+ */
+export function bytesToMiB(number) {
+  return number / (BYTES_IN_KIB * BYTES_IN_KIB);
+}

app/assets/javascripts/merge_request_tabs.js

@@ -285,7 +285,7 @@ import BlobForkSuggestion from './blob/blob_fork_suggestion';
           // Similar to `toggler_behavior` in the discussion tab
           const hash = window.gl.utils.getLocationHash();
           const anchor = hash && $container.find(`[id="${hash}"]`);
-          if (anchor) {
+          if (anchor && anchor.length > 0) {
             const notesContent = anchor.closest('.notes_content');
             const lineType = notesContent.hasClass('new') ? 'new' : 'old';
             notes.toggleDiffNote({

app/assets/javascripts/pipelines/components/graph/graph_component.vue

 <script>
-  /* global Flash */
-  import Visibility from 'visibilityjs';
-  import Poll from '../../../lib/utils/poll';
-  import PipelineService from '../../services/pipeline_service';
-  import PipelineStore from '../../stores/pipeline_store';
   import stageColumnComponent from './stage_column_component.vue';
   import loadingIcon from '../../../vue_shared/components/loading_icon.vue';
   import '../../../flash';
 
   export default {
+    props: {
+      isLoading: {
+        type: Boolean,
+        required: true,
+      },
+      pipeline: {
+        type: Object,
+        required: true,
+      },
+    },
+
     components: {
       stageColumnComponent,
       loadingIcon,
     },
 
-    data() {
-      const DOMdata = document.getElementById('js-pipeline-graph-vue').dataset;
-      const store = new PipelineStore();
-
-      return {
-        isLoading: false,
-        endpoint: DOMdata.endpoint,
-        store,
-        state: store.state,
-      };
-    },
-
-    created() {
-      this.service = new PipelineService(this.endpoint);
-
-      const poll = new Poll({
-        resource: this.service,
-        method: 'getPipeline',
-        successCallback: this.successCallback,
-        errorCallback: this.errorCallback,
-      });
-
-      if (!Visibility.hidden()) {
-        this.isLoading = true;
-        poll.makeRequest();
-      }
-
-      Visibility.change(() => {
-        if (!Visibility.hidden()) {
-          poll.restart();
-        } else {
-          poll.stop();
-        }
-      });
+    computed: {
+      graph() {
+        return this.pipeline.details && this.pipeline.details.stages;
+      },
     },
 
     methods: {
-      successCallback(response) {
-        const data = response.json();
-
-        this.isLoading = false;
-        this.store.storeGraph(data.details.stages);
-      },
-
-      errorCallback() {
-        this.isLoading = false;
-        return new Flash('An error occurred while fetching the pipeline.');
-      },
-
       capitalizeStageName(name) {
         return name.charAt(0).toUpperCase() + name.slice(1);
       },
@@ -101,7 +65,7 @@
         v-if="!isLoading"
         class="stage-column-list">
         <stage-column-component
-          v-for="(stage, index) in state.graph"
+          v-for="(stage, index) in graph"
           :title="capitalizeStageName(stage.name)"
           :jobs="stage.groups"
           :key="stage.name"

app/assets/javascripts/pipelines/graph_bundle.js

-import Vue from 'vue';
-import pipelineGraph from './components/graph/graph_component.vue';
-
-document.addEventListener('DOMContentLoaded', () => new Vue({
-  el: '#js-pipeline-graph-vue',
-  components: {
-    pipelineGraph,
-  },
-  render: createElement => createElement('pipeline-graph'),
-}));

app/assets/javascripts/pipelines/pipeline_details_bundle.js

+import Vue from 'vue';
+import PipelinesMediator from './pipeline_details_mediatior';
+import pipelineGraph from './components/graph/graph_component.vue';
+
+document.addEventListener('DOMContentLoaded', () => {
+  const dataset = document.querySelector('.js-pipeline-details-vue').dataset;
+
+  const mediator = new PipelinesMediator({ endpoint: dataset.endpoint });
+
+  mediator.fetchPipeline();
+
+  const pipelineGraphApp = new Vue({
+    el: '#js-pipeline-graph-vue',
+    data() {
+      return {
+        mediator,
+      };
+    },
+    components: {
+      pipelineGraph,
+    },
+    render(createElement) {
+      return createElement('pipeline-graph', {
+        props: {
+          isLoading: this.mediator.state.isLoading,
+          pipeline: this.mediator.store.state.pipeline,
+        },
+      });
+    },
+  });
+
+  return pipelineGraphApp;
+});

app/assets/javascripts/pipelines/pipeline_details_mediatior.js

+/* global Flash */
+
+import Visibility from 'visibilityjs';
+import Poll from '../lib/utils/poll';
+import PipelineStore from './stores/pipeline_store';
+import PipelineService from './services/pipeline_service';
+
+export default class pipelinesMediator {
+  constructor(options = {}) {
+    this.options = options;
+    this.store = new PipelineStore();
+    this.service = new PipelineService(options.endpoint);
+
+    this.state = {};
+    this.state.isLoading = false;
+  }
+
+  fetchPipeline() {
+    this.poll = new Poll({
+      resource: this.service,
+      method: 'getPipeline',
+      successCallback: this.successCallback.bind(this),
+      errorCallback: this.errorCallback.bind(this),
+    });
+
+    if (!Visibility.hidden()) {
+      this.state.isLoading = true;
+      this.poll.makeRequest();
+    }
+
+    Visibility.change(() => {
+      if (!Visibility.hidden()) {
+        this.poll.restart();
+      } else {
+        this.poll.stop();
+      }
+    });
+  }
+
+  successCallback(response) {
+    const data = response.json();
+
+    this.state.isLoading = false;
+    this.store.storePipeline(data);
+  }
+
+  errorCallback() {
+    this.state.isLoading = false;
+    return new Flash('An error occurred while fetching the pipeline.');
+  }
+}

app/assets/javascripts/pipelines/stores/pipeline_store.js

@@ -2,10 +2,10 @@ export default class PipelineStore {
   constructor() {
     this.state = {};
 
-    this.state.graph = [];
+    this.state.pipeline = {};
   }
 
-  storeGraph(graph = []) {
-    this.state.graph = graph;
+  storePipeline(pipeline = {}) {
+    this.state.pipeline = pipeline;
   }
 }

app/assets/javascripts/single_file_diff.js

@@ -4,7 +4,7 @@
   window.SingleFileDiff = (function() {
     var COLLAPSED_HTML, ERROR_HTML, LOADING_HTML, WRAPPER;
 
-    WRAPPER = '<div class="diff-content diff-wrap-lines"></div>';
+    WRAPPER = '<div class="diff-content"></div>';
 
     LOADING_HTML = '<i class="fa fa-spinner fa-spin"></i>';
 

app/assets/javascripts/users_select.js

@@ -35,6 +35,7 @@ function UsersSelect(currentUser, els) {
       options.showCurrentUser = $dropdown.data('current-user');
       options.todoFilter = $dropdown.data('todo-filter');
       options.todoStateFilter = $dropdown.data('todo-state-filter');
+      options.perPage = $dropdown.data('per-page');
       showNullUser = $dropdown.data('null-user');
       defaultNullUser = $dropdown.data('null-user-default');
       showMenuAbove = $dropdown.data('showMenuAbove');
@@ -214,7 +215,36 @@ function UsersSelect(currentUser, els) {
             glDropdown.options.processData(term, users, callback);
           }.bind(this));
         },
-        processData: function(term, users, callback) {
+        processData: function(term, data, callback) {
+          let users = data;
+
+          // Only show assigned user list when there is no search term
+          if ($dropdown.hasClass('js-multiselect') && term.length === 0) {
+            const selectedInputs = getSelectedUserInputs();
+
+            // Potential duplicate entries when dealing with issue board
+            // because issue board is also managed by vue
+            const selectedUsers = _.uniq(selectedInputs, false, a => a.value)
+              .filter((input) => {
+                const userId = parseInt(input.value, 10);
+                const inUsersArray = users.find(u => u.id === userId);
+
+                return !inUsersArray && userId !== 0;
+              })
+              .map((input) => {
+                const userId = parseInt(input.value, 10);
+                const { avatarUrl, avatar_url, name, username } = input.dataset;
+                return {
+                  avatar_url: avatarUrl || avatar_url,
+                  id: userId,
+                  name,
+                  username,
+                };
+              });
+
+            users = data.concat(selectedUsers);
+          }
+
           let anyUser;
           let index;
           let j;
@@ -645,7 +675,7 @@ UsersSelect.prototype.users = function(query, options, callback) {
     url: url,
     data: {
       search: query,
-      per_page: 20,
+      per_page: options.perPage || 20,
       active: true,
       project_id: options.projectId || null,
       group_id: options.groupId || null,

app/assets/javascripts/vue_merge_request_widget/components/mr_widget_memory_usage.js

 import statusCodes from '~/lib/utils/http_status';
+import { bytesToMiB } from '~/lib/utils/number_utils';
+
 import MemoryGraph from '../../vue_shared/components/memory_graph';
 import MRWidgetService from '../services/mr_widget_service';
 
@@ -9,8 +11,8 @@ export default {
   },
   data() {
     return {
-      // memoryFrom: 0,
-      // memoryTo: 0,
+      memoryFrom: 0,
+      memoryTo: 0,
       memoryMetrics: [],
       deploymentTime: 0,
       hasMetrics: false,
@@ -35,18 +37,38 @@ export default {
     shouldShowMetricsUnavailable() {
       return !this.loadingMetrics && !this.hasMetrics && !this.loadFailed;
     },
+    memoryChangeType() {
+      const memoryTo = Number(this.memoryTo);
+      const memoryFrom = Number(this.memoryFrom);
+
+      if (memoryTo > memoryFrom) {
+        return 'increased';
+      } else if (memoryTo < memoryFrom) {
+        return 'decreased';
+      }
+
+      return 'unchanged';
+    },
   },
   methods: {
+    getMegabytes(bytesString) {
+      const valueInBytes = Number(bytesString).toFixed(2);
+      return (bytesToMiB(valueInBytes)).toFixed(2);
+    },
     computeGraphData(metrics, deploymentTime) {
       this.loadingMetrics = false;
-      const { memory_values } = metrics;
-      // if (memory_previous.length > 0) {
-      //   this.memoryFrom = Number(memory_previous[0].value[1]).toFixed(2);
-      // }
-      //
-      // if (memory_current.length > 0) {
-      //   this.memoryTo = Number(memory_current[0].value[1]).toFixed(2);
-      // }
+      const { memory_before, memory_after, memory_values } = metrics;
+
+      // Both `memory_before` and `memory_after` objects
+      // have peculiar structure where accessing only a specific
+      // index yeilds correct value that we can use to show memory delta.
+      if (memory_before.length > 0) {
+        this.memoryFrom = this.getMegabytes(memory_before[0].value[1]);
+      }
+
+      if (memory_after.length > 0) {
+        this.memoryTo = this.getMegabytes(memory_after[0].value[1]);
+      }
 
       if (memory_values.length > 0) {
         this.hasMetrics = true;
@@ -102,7 +124,7 @@ export default {
       <p
         v-if="shouldShowMemoryGraph"
         class="usage-info js-usage-info">
-        Deployment memory usage:
+        Memory usage <b>{{memoryChangeType}}</b> from {{memoryFrom}}MB to {{memoryTo}}MB
       </p>
       <p
         v-if="shouldShowLoadFailure"

app/assets/javascripts/vue_merge_request_widget/components/states/mr_widget_ready_to_merge.js

@@ -13,7 +13,7 @@ export default {
   },
   data() {
     return {
-      removeSourceBranch: true,
+      removeSourceBranch: this.mr.shouldRemoveSourceBranch,
       mergeWhenBuildSucceeds: false,
       useCommitMessageWithDescription: false,
       setToMergeWhenPipelineSucceeds: false,
@@ -69,6 +69,9 @@ export default {
         || this.isMakingRequest
         || this.mr.preventMerge);
     },
+    isRemoveSourceBranchButtonDisabled() {
+      return this.isMergeButtonDisabled || !this.mr.canRemoveSourceBranch;
+    },
     shouldShowSquashBeforeMerge() {
       const { commitsCount, enableSquashBeforeMerge } = this.mr;
       return enableSquashBeforeMerge && commitsCount > 1;
@@ -252,8 +255,9 @@ export default {
       <template v-if="isMergeAllowed()">
         <label class="spacing">
           <input
+            id="remove-source-branch-input"
             v-model="removeSourceBranch"
-            :disabled="isMergeButtonDisabled"
+            :disabled="isRemoveSourceBranchButtonDisabled"
             type="checkbox"/> Remove source branch
         </label>
 

app/assets/javascripts/vue_merge_request_widget/stores/mr_widget_store.js

@@ -50,7 +50,7 @@ export default class MergeRequestStore {
     this.cancelAutoMergePath = data.cancel_merge_when_pipeline_succeeds_path;
     this.removeWIPPath = data.remove_wip_path;
     this.sourceBranchRemoved = !data.source_branch_exists;
-    this.shouldRemoveSourceBranch = (data.merge_params || {}).should_remove_source_branch || false;
+    this.shouldRemoveSourceBranch = data.remove_source_branch || false;
     this.onlyAllowMergeIfPipelineSucceeds = data.only_allow_merge_if_pipeline_succeeds || false;
     this.mergeWhenPipelineSucceeds = data.merge_when_pipeline_succeeds || false;
     this.mergePath = data.merge_path;

app/assets/javascripts/vue_shared/components/header_ci_component.vue

+<script>
+import ciIconBadge from './ci_badge_link.vue';
+import timeagoTooltip from './time_ago_tooltip.vue';
+import tooltipMixin from '../mixins/tooltip';
+import userAvatarLink from './user_avatar/user_avatar_link.vue';
+
+/**
+ * Renders header component for job and pipeline page based on UI mockups
+ *
+ * Used in:
+ * - job show page
+ * - pipeline show page
+ */
+export default {
+  props: {
+    status: {
+      type: Object,
+      required: true,
+    },
+    itemName: {
+      type: String,
+      required: true,
+    },
+    itemId: {
+      type: Number,
+      required: true,
+    },
+    time: {
+      type: String,
+      required: true,
+    },
+    user: {
+      type: Object,
+      required: true,
+    },
+    actions: {
+      type: Array,
+      required: false,
+      default: () => [],
+    },
+  },
+
+  mixins: [
+    tooltipMixin,
+  ],
+
+  components: {
+    ciIconBadge,
+    timeagoTooltip,
+    userAvatarLink,
+  },
+
+  computed: {
+    userAvatarAltText() {
+      return `${this.user.name}'s avatar`;
+    },
+  },
+
+  methods: {
+    onClickAction(action) {
+      this.$emit('postAction', action);
+    },
+  },
+};
+</script>
+<template>
+  <header class="page-content-header top-area">
+    <section class="header-main-content">
+
+      <ci-icon-badge :status="status" />
+
+      <strong>
+        {{itemName}} #{{itemId}}
+      </strong>
+
+      triggered
+
+      <timeago-tooltip :time="time" />
+
+      by
+
+      <user-avatar-link
+        :link-href="user.web_url"
+        :img-src="user.avatar_url"
+        :img-alt="userAvatarAltText"
+        :tooltip-text="user.name"
+        :img-size="24"
+        />
+
+      <a
+        :href="user.web_url"
+        :title="user.email"
+        class="js-user-link commit-committer-link"
+        ref="tooltip">
+        {{user.name}}
+      </a>
+    </section>
+
+    <section
+      class="header-action-button nav-controls"
+      v-if="actions.length">
+      <template
+        v-for="action in actions">
+        <a
+          v-if="action.type === 'link'"
+          :href="action.path"
+          :class="action.cssClass">
+          {{action.label}}
+        </a>
+
+        <button
+          v-else="action.type === 'button'"
+          @click="onClickAction(action)"
+          :class="action.cssClass"
+          type="button">
+          {{action.label}}
+        </button>
+
+      </template>
+    </section>
+  </header>
+</template>

app/assets/javascripts/vue_shared/components/time_ago_tooltip.vue

+<script>
+import tooltipMixin from '../mixins/tooltip';
+import timeagoMixin from '../mixins/timeago';
+import '../../lib/utils/datetime_utility';
+
+/**
+ * Port of ruby helper time_ago_with_tooltip
+ */
+
+export default {
+  props: {
+    time: {
+      type: String,
+      required: true,
+    },
+
+    tooltipPlacement: {
+      type: String,
+      required: false,
+      default: 'top',
+    },
+
+    shortFormat: {
+      type: Boolean,
+      required: false,
+      default: false,
+    },
+
+    cssClass: {
+      type: String,
+      required: false,
+      default: '',
+    },
+  },
+
+  mixins: [
+    tooltipMixin,
+    timeagoMixin,
+  ],
+
+  computed: {
+    timeagoCssClass() {
+      return this.shortFormat ? 'js-short-timeago' : 'js-timeago';
+    },
+  },
+};
+</script>
+<template>
+  <time
+    :class="[timeagoCssClass, cssClass]"
+    class="js-timeago js-timeago-render"
+    :title="tooltipTitle(time)"
+    :data-placement="tooltipPlacement"
+    data-container="body"
+    ref="tooltip">
+    {{timeFormated(time)}}
+  </time>
+</template>

app/assets/javascripts/vue_shared/mixins/timeago.js

+import '../../lib/utils/datetime_utility';
+
+/**
+ * Mixin with time ago methods used in some vue components
+ */
+export default {
+  methods: {
+    timeFormated(time) {
+      const timeago = gl.utils.getTimeago();
+
+      return timeago.format(time);
+    },
+
+    tooltipTitle(time) {
+      return gl.utils.formatDate(time);
+    },
+  },
+};

app/assets/stylesheets/framework.scss

@@ -34,6 +34,7 @@
 @import "framework/selects.scss";
 @import "framework/sidebar.scss";
 @import "framework/tables.scss";
+@import "framework/notes.scss";
 @import "framework/timeline.scss";
 @import "framework/typography.scss";
 @import "framework/zen.scss";

app/assets/stylesheets/framework/awards.scss

@@ -10,7 +10,7 @@
   top: 0;
   margin-top: 3px;
   padding: $gl-padding;
-  z-index: 9;
+  z-index: 300;
   width: 300px;
   font-size: 14px;
   background-color: $white-light;

app/assets/stylesheets/framework/blocks.scss

@@ -23,7 +23,6 @@
 
 .row-content-block {
   margin-top: 0;
-  margin-bottom: -$gl-padding;
   background-color: $gray-light;
   padding: $gl-padding;
   margin-bottom: 0;

app/assets/stylesheets/framework/emojis.scss

 gl-emoji {
-  display: inline-block;
   display: inline-flex;
   vertical-align: middle;
   font-family: "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";

app/assets/stylesheets/framework/files.scss

@@ -66,10 +66,10 @@
     &.video {
       background: $file-image-bg;
       text-align: center;
+      padding: 30px;
 
       img,
       video {
-        padding: 20px;
         max-width: 80%;
       }
     }

app/assets/stylesheets/framework/flash.scss

@@ -36,6 +36,10 @@
       border-radius: 0;
     }
   }
+
+  &:empty {
+    margin: 0;
+  }
 }
 
 @media (max-width: $screen-sm-max) {

app/assets/stylesheets/framework/lists.scss

@@ -11,7 +11,6 @@
   > li {
     padding: 10px 15px;
     min-height: 20px;
-    border-bottom: 1px solid $list-border-light;
     border-bottom: 1px solid $list-border;
 
     &::after {

app/assets/stylesheets/framework/notes.scss

+@mixin notes-media($condition, $breakpoint-width) {
+  @media (#{$condition}-width: ($breakpoint-width)) {
+    @content;
+  }
+
+  // Diff is side by side
+  .notes_content.parallel & {
+    // We hide at double what we normally hide at because
+    // there are two columns of notes
+    @media (#{$condition}-width: (2 * $breakpoint-width)) {
+      @content;
+    }
+  }
+}

app/assets/stylesheets/framework/selects.scss

@@ -96,7 +96,6 @@
 
     .select2-search-field input {
       padding: 5px $gl-padding / 2;
-      font-size: 13px;
       height: auto;
       font-family: inherit;
       font-size: inherit;

app/assets/stylesheets/framework/timeline.scss

@@ -3,9 +3,9 @@
   margin: 0;
   padding: 0;
 
-  .note-text {
-    p:last-child {
-      margin-bottom: 0 !important;
+  &::before {
+    @include notes-media('max', $screen-xs-max) {
+      background: none;
     }
   }
 
@@ -29,6 +29,16 @@
 
   .timeline-entry-inner {
     position: relative;
+
+    @include notes-media('max', $screen-xs-max) {
+      .timeline-icon {
+        display: none;
+      }
+
+      .timeline-content {
+        margin-left: 0;
+      }
+    }
   }
 
   &:target,
@@ -46,24 +56,6 @@
   }
 }
 
-@media (max-width: $screen-xs-max) {
-  .timeline {
-    &::before {
-      background: none;
-    }
-  }
-
-  .timeline-entry .timeline-entry-inner {
-    .timeline-icon {
-      display: none;
-    }
-
-    .timeline-content {
-      margin-left: 0;
-    }
-  }
-}
-
 .discussion .timeline-entry {
   margin: 0;
   border-right: none;

app/assets/stylesheets/framework/typography.scss

@@ -21,6 +21,10 @@
     margin-top: 0;
   }
 
+  > :last-child {
+    margin-bottom: 0;
+  }
+
   // Single code lines should wrap
   code {
     font-family: $monospace_font;
@@ -157,7 +161,7 @@
   ul,
   ol {
     padding: 0;
-    margin: 0 0 16px !important;
+    margin: 0 0 16px;
   }
 
   ul:dir(rtl),

app/assets/stylesheets/framework/variables.scss

@@ -247,7 +247,6 @@ $dark-diff-match-bg: rgba(255, 255, 255, 0.3);
 $dark-diff-match-color: rgba(255, 255, 255, 0.1);
 $file-mode-changed: #777;
 $file-mode-changed: #777;
-$diff-image-bg: #ddd;
 $diff-image-info-color: grey;
 $diff-swipe-border: #999;
 $diff-view-modes-color: grey;

app/assets/stylesheets/pages/boards.scss

@@ -72,7 +72,9 @@
 
   @media (min-width: $screen-sm-min) {
     height: 475px; // Needed for PhantomJS
+    // scss-lint:disable DuplicateProperty
     height: calc(100vh - 222px);
+    // scss-lint:enable DuplicateProperty
     min-height: 475px;
     transition: width .2s;
 

app/assets/stylesheets/pages/ci_projects.scss

@@ -36,7 +36,6 @@
     pre.commit-message {
       background: none;
       padding: 0;
-      margin: 0;
       border: none;
       margin: 20px 0;
       border-radius: 0;

app/assets/stylesheets/pages/diff.scss

@@ -94,7 +94,6 @@
     .old_line,
     .new_line {
       margin: 0;
-      padding: 0;
       border: none;
       padding: 0 5px;
       border-right: 1px solid;
@@ -151,14 +150,10 @@
         }
       }
     }
-
-    .text-file.diff-wrap-lines table .line_holder td span {
-      white-space: pre-wrap;
-    }
   }
 
   .image {
-    background: $diff-image-bg;
+    background: $file-image-bg;
     text-align: center;
     padding: 30px;
 

app/assets/stylesheets/pages/environments.scss

@@ -64,6 +64,10 @@
       }
     }
 
+    .btn .text-center {
+      display: inline;
+    }
+
     .commit-title {
       margin: 0;
     }

app/assets/stylesheets/pages/issuable.scss

@@ -431,7 +431,7 @@
 }
 
 .detail-page-description {
-  padding: 16px 0 0;
+  padding: 16px 0;
 
   small {
     color: $gray-darkest;
@@ -441,7 +441,7 @@
 .edited-text {
   color: $gray-darkest;
   display: block;
-  margin: 0 0 16px;
+  margin: 16px 0 0;
 
   .author_link {
     color: $gray-darkest;

app/assets/stylesheets/pages/issues.scss

@@ -204,7 +204,6 @@ ul.related-merge-requests > li {
   .dropdown-toggle {
     .fa-caret-down {
       pointer-events: none;
-      margin-left: 0;
       color: inherit;
       margin-left: 0;
     }

app/assets/stylesheets/pages/members.scss

@@ -184,4 +184,4 @@
       }
     }
   }
-}
\ No newline at end of file
+}

app/assets/stylesheets/pages/note_form.scss

@@ -28,7 +28,7 @@
 .note-edit-form {
   .note-form-actions {
     position: relative;
-    margin: $gl-padding 0;
+    margin: $gl-padding 0 0;
   }
 
   .note-preview-holder {
@@ -124,10 +124,18 @@
 }
 
 .discussion-form {
-  padding: $gl-padding-top $gl-padding;
+  padding: $gl-padding-top $gl-padding $gl-padding;
   background-color: $white-light;
 }
 
+.discussion-notes .disabled-comment {
+  padding: 6px 0;
+}
+
+.notes-form > li {
+  border: 0;
+}
+
 .note-edit-form {
   display: none;
   font-size: 14px;

app/assets/stylesheets/pages/notes.scss

@@ -14,24 +14,11 @@ ul.notes {
   margin: 0;
   padding: 0;
 
-  .timeline-icon {
-    float: left;
-
-    svg {
-      width: 16px;
-      height: 16px;
-      fill: $gray-darkest;
-      position: absolute;
-      left: 0;
-      top: 16px;
-    }
-  }
-
   .timeline-content {
     margin-left: 55px;
 
     &.timeline-content-form {
-      @media (max-width: $screen-sm-max) {
+      @include notes-media('max', $screen-sm-max) {
         margin-left: 0;
       }
     }
@@ -56,21 +43,22 @@ ul.notes {
     position: relative;
   }
 
-  .note {
-    padding: $gl-padding $gl-btn-padding 0;
+  > li {
+    padding: $gl-padding $gl-btn-padding;
     display: block;
     position: relative;
     border-bottom: 1px solid $white-normal;
 
+    &:last-child {
+      // Override `.timeline > li:last-child { border-bottom: none; }`
+      border-bottom: 1px solid $white-normal;
+    }
+
     &.being-posted {
       pointer-events: none;
       opacity: 0.5;
 
       .dummy-avatar {
-        display: inline-block;
-        height: 40px;
-        width: 40px;
-        border-radius: 50%;
         background-color: $kdb-border;
         border: 1px solid darken($kdb-border, 25%);
       }
@@ -126,13 +114,13 @@ ul.notes {
 
     .note-awards {
       .js-awards-block {
-        margin-bottom: 16px;
+        margin-top: 16px;
       }
     }
 
     .note-header {
 
-      @media (max-width: $screen-xs-min) {
+      @include notes-media('max', $screen-xs-min) {
         .inline {
           display: block;
         }
@@ -161,10 +149,10 @@ ul.notes {
 
   .system-note {
     font-size: 14px;
-    padding: 0;
+    padding-left: 0;
     clear: both;
 
-    @media (min-width: $screen-sm-min) {
+    @include notes-media('min', $screen-sm-min) {
       margin-left: 65px;
     }
 
@@ -198,11 +186,22 @@ ul.notes {
       }
     }
 
-    .timeline-content {
-      padding: 14px 10px;
+    .timeline-icon {
+      float: left;
 
-      @media (min-width: $screen-sm-min) {
-        margin-left: 20px;
+      svg {
+        width: 16px;
+        height: 16px;
+        fill: $gray-darkest;
+        position: absolute;
+        left: 0;
+        top: 2px;
+      }
+    }
+
+    .timeline-content {
+      @include notes-media('min', $screen-sm-min) {
+        margin-left: 30px;
       }
     }
 
@@ -371,7 +370,7 @@ ul.notes {
   display: flex;
   justify-content: space-between;
 
-  @media (max-width: $screen-xs-max) {
+  @include notes-media('max', $screen-xs-max) {
     flex-flow: row wrap;
   }
 }
@@ -385,10 +384,16 @@ ul.notes {
   padding-bottom: 0;
 }
 
+.note-header-author-name {
+  @include notes-media('max', $screen-xs-max) {
+    display: none;
+  }
+}
+
 .note-headline-light {
   display: inline;
 
-  @media (max-width: $screen-xs-min) {
+  @include notes-media('max', $screen-xs-min) {
     display: block;
   }
 }
@@ -430,7 +435,7 @@ ul.notes {
   margin-left: 10px;
   color: $gray-darkest;
 
-  @media (max-width: $screen-xs-max) {
+  @include notes-media('max', $screen-xs-max) {
     float: none;
     margin-left: 0;
   }
@@ -441,7 +446,7 @@ ul.notes {
 }
 
 .discussion-actions {
-  @media (max-width: $screen-md-max) {
+  @include notes-media('max', $screen-md-max) {
     float: none;
     margin-left: 0;
 
@@ -455,7 +460,7 @@ ul.notes {
   display: inline;
   line-height: 20px;
 
-  @media (min-width: $screen-sm-min) {
+  @include notes-media('min', $screen-sm-min) {
     margin-left: 10px;
     line-height: 24px;
   }
@@ -590,10 +595,15 @@ ul.notes {
 .discussion-body,
 .diff-file {
   .notes .note {
-    padding: 10px 15px;
+    padding-left: $gl-padding;
+    padding-right: $gl-padding;
 
     &.system-note {
-      padding: 0;
+      padding-left: 0;
+
+      @media (min-width: $screen-sm-min) {
+        margin-left: 70px;
+      }
     }
   }
 }
@@ -607,17 +617,11 @@ ul.notes {
 }
 
 .disabled-comment {
-  margin-left: -$gl-padding-top;
-  margin-right: -$gl-padding-top;
   background-color: $gray-light;
   border-radius: $border-radius-base;
   border: 1px solid $border-gray-normal;
   color: $note-disabled-comment-color;
-  line-height: 200px;
-
-  .disabled-comment-text {
-    line-height: normal;
-  }
+  padding: 90px 0;
 
   a {
     color: $gl-link-color;
@@ -625,7 +629,7 @@ ul.notes {
 }
 
 .line-resolve-all-container {
-  @media (min-width: $screen-sm-min) {
+  @include notes-media('min', $screen-sm-min) {
     margin-right: 0;
     padding-left: $gl-padding;
   }
@@ -667,7 +671,7 @@ ul.notes {
 .line-resolve-all {
   vertical-align: middle;
   display: inline-block;
-  padding: 6px 10px;
+  padding: 5px 10px 6px;
   background-color: $gray-light;
   border: 1px solid $border-color;
   border-radius: $border-radius-default;
@@ -680,6 +684,10 @@ ul.notes {
 
   .line-resolve-btn {
     margin-right: 5px;
+
+    svg {
+      vertical-align: middle;
+    }
   }
 }
 
@@ -716,6 +724,10 @@ ul.notes {
   }
 }
 
+.line-resolve-text {
+  vertical-align: middle;
+}
+
 .discussion-next-btn {
   svg {
     margin: 0;
@@ -732,11 +744,6 @@ ul.notes {
 
 // Merge request notes in diffs
 .diff-file {
-  // Diff is side by side
-  .notes_content.parallel .note-header .note-headline-light {
-    display: block;
-    position: relative;
-  }
   // Diff is inline
   .notes_content .note-header .note-headline-light {
     display: inline-block;

app/assets/stylesheets/pages/pipelines.scss

@@ -88,6 +88,10 @@
         }
       }
 
+      .btn .text-center {
+        display: inline;
+      }
+
       .tooltip {
         white-space: nowrap;
       }

app/assets/stylesheets/pages/projects.scss

@@ -247,7 +247,6 @@
       font-size: 13px;
       font-weight: 600;
       line-height: 13px;
-      padding: $gl-vert-padding $gl-padding;
       letter-spacing: .4px;
       padding: 6px 14px;
       text-align: center;
@@ -384,10 +383,6 @@ a.deploy-project-label {
   }
 }
 
-.last-push-widget {
-  margin-top: -1px;
-}
-
 .fork-namespaces {
   .row {
     -webkit-flex-wrap: wrap;

app/controllers/admin/hook_logs_controller.rb

+class Admin::HookLogsController < Admin::ApplicationController
+  include HooksExecution
+
+  before_action :hook, only: [:show, :retry]
+  before_action :hook_log, only: [:show, :retry]
+
+  respond_to :html
+
+  def show
+  end
+
+  def retry
+    status, message = hook.execute(hook_log.request_data, hook_log.trigger)
+
+    set_hook_execution_notice(status, message)
+
+    redirect_to edit_admin_hook_path(@hook)
+  end
+
+  private
+
+  def hook
+    @hook ||= SystemHook.find(params[:hook_id])
+  end
+
+  def hook_log
+    @hook_log ||= hook.web_hook_logs.find(params[:id])
+  end
+end

app/controllers/admin/hooks_controller.rb

 class Admin::HooksController < Admin::ApplicationController
-  before_action :hook, only: :edit
+  include HooksExecution
+
+  before_action :hook_logs, only: :edit
 
   def index
     @hooks = SystemHook.all
@@ -36,15 +38,9 @@ class Admin::HooksController < Admin::ApplicationController
   end
 
   def test
-    data = {
-      event_name: "project_create",
-      name: "Ruby",
-      path: "ruby",
-      project_id: 1,
-      owner_name: "Someone",
-      owner_email: "example@gitlabhq.com"
-    }
-    hook.execute(data, 'system_hooks')
+    status, message = hook.execute(sample_hook_data, 'system_hooks')
+
+    set_hook_execution_notice(status, message)
 
     redirect_back_or_default
   end
@@ -55,6 +51,11 @@ class Admin::HooksController < Admin::ApplicationController
     @hook ||= SystemHook.find(params[:id])
   end
 
+  def hook_logs
+    @hook_logs ||=
+      Kaminari.paginate_array(hook.web_hook_logs.order(created_at: :desc)).page(params[:page])
+  end
+
   def hook_params
     params.require(:hook).permit(
       :enable_ssl_verification,
@@ -65,4 +66,15 @@ class Admin::HooksController < Admin::ApplicationController
       :url
     )
   end
+
+  def sample_hook_data
+    {
+      event_name: "project_create",
+      name: "Ruby",
+      path: "ruby",
+      project_id: 1,
+      owner_name: "Someone",
+      owner_email: "example@gitlabhq.com"
+    }
+  end
 end

app/controllers/application_controller.rb

@@ -283,12 +283,8 @@ class ApplicationController < ActionController::Base
     request.base_url
   end
 
-  def set_locale
-    Gitlab::I18n.set_locale(current_user)
-
-    yield
-  ensure
-    Gitlab::I18n.reset_locale
+  def set_locale(&block)
+    Gitlab::I18n.with_user_locale(current_user, &block)
   end
 
   def sessionless_sign_in(user)

app/controllers/autocomplete_controller.rb

@@ -9,7 +9,7 @@ class AutocompleteController < ApplicationController
     @users = @users.where.not(id: params[:skip_users]) if params[:skip_users].present?
     @users = @users.active
     @users = @users.reorder(:name)
-    @users = @users.page(params[:page])
+    @users = @users.page(params[:page]).per(params[:per_page])
 
     if params[:todo_filter].present? && current_user
       @users = @users.todo_authors(current_user.id, params[:todo_state_filter])

app/controllers/concerns/diff_for_path.rb

@@ -8,17 +8,6 @@ module DiffForPath
 
     return render_404 unless diff_file
 
-    diff_commit = commit_for_diff(diff_file)
-    blob = diff_file.blob(diff_commit)
-
-    locals = {
-      diff_file: diff_file,
-      diff_commit: diff_commit,
-      diff_refs: diffs.diff_refs,
-      blob: blob,
-      project: project
-    }
-
-    render json: { html: view_to_html_string('projects/diffs/_content', locals) }
+    render json: { html: view_to_html_string('projects/diffs/_content', diff_file: diff_file) }
   end
 end

app/controllers/concerns/hooks_execution.rb

+module HooksExecution
+  extend ActiveSupport::Concern
+
+  private
+
+  def set_hook_execution_notice(status, message)
+    if status && status >= 200 && status < 400
+      flash[:notice] = "Hook executed successfully: HTTP #{status}"
+    elsif status
+      flash[:alert] = "Hook executed successfully but returned HTTP #{status} #{message}"
+    else
+      flash[:alert] = "Hook execution failed: #{message}"
+    end
+  end
+end

app/controllers/dashboard/projects_controller.rb

@@ -8,7 +8,7 @@ class Dashboard::ProjectsController < Dashboard::ApplicationController
     @projects = load_projects(params.merge(non_public: true)).page(params[:page])
 
     respond_to do |format|
-      format.html { @last_push = current_user.recent_push }
+      format.html
       format.atom do
         load_events
         render layout: false
@@ -25,7 +25,6 @@ class Dashboard::ProjectsController < Dashboard::ApplicationController
     @projects = load_projects(params.merge(starred: true)).
       includes(:forked_from_project, :tags).page(params[:page])
 
-    @last_push = current_user.recent_push
     @groups = []
 
     respond_to do |format|

app/controllers/dashboard_controller.rb

@@ -9,8 +9,6 @@ class DashboardController < Dashboard::ApplicationController
   respond_to :html
 
   def activity
-    @last_push = current_user.recent_push
-
     respond_to do |format|
       format.html
 

app/controllers/groups_controller.rb

@@ -64,6 +64,8 @@ class GroupsController < Groups::ApplicationController
   end
 
   def subgroups
+    return not_found unless Group.supports_nested_groups?
+
     @nested_groups = GroupsFinder.new(current_user, parent: group).execute
     @nested_groups = @nested_groups.search(params[:filter_groups]) if params[:filter_groups].present?
   end
@@ -165,7 +167,6 @@ class GroupsController < Groups::ApplicationController
 
   def user_actions
     if current_user
-      @last_push = current_user.recent_push
       @notification_setting = current_user.notification_settings_for(group)
     end
   end

app/controllers/projects/compare_controller.rb

@@ -51,13 +51,9 @@ class Projects::CompareController < Projects::ApplicationController
 
     if @compare
       @commits = @compare.commits
-      @start_commit = @compare.start_commit
-      @commit = @compare.commit
-      @base_commit = @compare.base_commit
-
       @diffs = @compare.diffs(diff_options)
 
-      environment_params = @repository.branch_exists?(@head_ref) ? { ref: @head_ref } : { commit: @commit }
+      environment_params = @repository.branch_exists?(@head_ref) ? { ref: @head_ref } : { commit: @compare.commit }
       @environment = EnvironmentsFinder.new(@project, current_user, environment_params).execute.last
 
       @diff_notes_disabled = true

app/controllers/projects/hook_logs_controller.rb

+class Projects::HookLogsController < Projects::ApplicationController
+  include HooksExecution
+
+  before_action :authorize_admin_project!
+
+  before_action :hook, only: [:show, :retry]
+  before_action :hook_log, only: [:show, :retry]
+
+  respond_to :html
+
+  layout 'project_settings'
+
+  def show
+  end
+
+  def retry
+    status, message = hook.execute(hook_log.request_data, hook_log.trigger)
+
+    set_hook_execution_notice(status, message)
+
+    redirect_to edit_namespace_project_hook_path(@project.namespace, @project, @hook)
+  end
+
+  private
+
+  def hook
+    @hook ||= @project.hooks.find(params[:hook_id])
+  end
+
+  def hook_log
+    @hook_log ||= hook.web_hook_logs.find(params[:id])
+  end
+end

app/controllers/projects/hooks_controller.rb

 class Projects::HooksController < Projects::ApplicationController
+  include HooksExecution
+
   # Authorize
   before_action :authorize_admin_project!
-  before_action :hook, only: :edit
+  before_action :hook_logs, only: :edit
 
   respond_to :html
 
@@ -34,13 +36,7 @@ class Projects::HooksController < Projects::ApplicationController
     if !@project.empty_repo?
       status, message = TestHookService.new.execute(hook, current_user)
 
-      if status && status >= 200 && status < 400
-        flash[:notice] = "Hook executed successfully: HTTP #{status}"
-      elsif status
-        flash[:alert] = "Hook executed successfully but returned HTTP #{status} #{message}"
-      else
-        flash[:alert] = "Hook execution failed: #{message}"
-      end
+      set_hook_execution_notice(status, message)
     else
       flash[:alert] = 'Hook execution failed. Ensure the project has commits.'
     end
@@ -60,6 +56,11 @@ class Projects::HooksController < Projects::ApplicationController
     @hook ||= @project.hooks.find(params[:id])
   end
 
+  def hook_logs
+    @hook_logs ||=
+      Kaminari.paginate_array(hook.web_hook_logs.order(created_at: :desc)).page(params[:page])
+  end
+
   def hook_params
     params.require(:hook).permit(
       :job_events,

app/controllers/projects/merge_requests_controller.rb

@@ -14,7 +14,6 @@ class Projects::MergeRequestsController < Projects::ApplicationController
   ]
   before_action :validates_merge_request, only: [:show, :diffs, :commits, :pipelines]
   before_action :define_show_vars, only: [:diffs, :commits, :conflicts, :conflict_for_path, :builds, :pipelines]
-  before_action :define_commit_vars, only: [:diffs]
   before_action :ensure_ref_fetched, only: [:show, :diffs, :commits, :builds, :conflicts, :conflict_for_path, :pipelines]
   before_action :close_merge_request_without_source_project, only: [:show, :diffs, :commits, :builds, :pipelines]
   before_action :check_if_can_be_merged, only: :show
@@ -130,8 +129,6 @@ class Projects::MergeRequestsController < Projects::ApplicationController
       @diff_notes_disabled = true
     end
 
-    define_commit_vars
-
     render_diff_for_path(@diffs)
   end
 
@@ -500,11 +497,6 @@ class Projects::MergeRequestsController < Projects::ApplicationController
     @notes = prepare_notes_for_rendering(@discussions.flat_map(&:notes))
   end
 
-  def define_commit_vars
-    @commit = @merge_request.diff_head_commit
-    @base_commit = @merge_request.diff_base_commit || @merge_request.likely_diff_base_commit
-  end
-
   def define_diff_vars
     @merge_request_diff =
       if params[:diff_id]
@@ -569,7 +561,6 @@ class Projects::MergeRequestsController < Projects::ApplicationController
     @source_project = merge_request.source_project
     @commits = @merge_request.compare_commits.reverse
     @commit = @merge_request.diff_head_commit
-    @base_commit = @merge_request.diff_base_commit
 
     @note_counts = Note.where(commit_id: @commits.map(&:id)).
       group(:commit_id).count

app/controllers/projects/refs_controller.rb

@@ -74,6 +74,6 @@ class Projects::RefsController < Projects::ApplicationController
   private
 
   def validate_ref_id
-    return not_found! if params[:id].present? && params[:id] !~ Gitlab::Regex.git_reference_regex
+    return not_found! if params[:id].present? && params[:id] !~ Gitlab::PathRegex.git_reference_regex
   end
 end

app/helpers/commits_helper.rb

@@ -15,16 +15,6 @@ module CommitsHelper
     commit_person_link(commit, options.merge(source: :committer))
   end
 
-  def image_diff_class(diff)
-    if diff.deleted_file
-      "deleted"
-    elsif diff.new_file
-      "added"
-    else
-      nil
-    end
-  end
-
   def commit_to_html(commit, ref, project)
     render 'projects/commits/commit',
       commit: commit,

app/helpers/diff_helper.rb

@@ -102,14 +102,14 @@ module DiffHelper
     ].join(' ').html_safe
   end
 
-  def commit_for_diff(diff_file)
-    return diff_file.content_commit if diff_file.content_commit
+  def diff_file_blob_raw_path(diff_file)
+    namespace_project_raw_path(@project.namespace, @project, tree_join(diff_file.content_sha, diff_file.file_path))
+  end
 
-    if diff_file.deleted_file
-      @base_commit || @commit.parent || @commit
-    else
-      @commit
-    end
+  def diff_file_old_blob_raw_path(diff_file)
+    sha = diff_file.old_content_sha
+    return unless sha
+    namespace_project_raw_path(@project.namespace, @project, tree_join(diff_file.old_content_sha, diff_file.old_path))
   end
 
   def diff_file_html_data(project, diff_file_path, diff_commit_id)
@@ -120,8 +120,8 @@ module DiffHelper
     }
   end
 
-  def editable_diff?(diff)
-    !diff.deleted_file && @merge_request && @merge_request.source_project
+  def editable_diff?(diff_file)
+    !diff_file.deleted_file? && @merge_request && @merge_request.source_project
   end
 
   private

app/helpers/labels_helper.rb

@@ -69,13 +69,12 @@ module LabelsHelper
   end
 
   def render_colored_label(label, label_suffix = '', tooltip: true)
-    label_color = label.color || Label::DEFAULT_COLOR
-    text_color = text_color_for_bg(label_color)
+    text_color = text_color_for_bg(label.color)
 
     # Intentionally not using content_tag here so that this method can be called
     # by LabelReferenceFilter
     span = %(<span class="label color-label #{"has-tooltip" if tooltip}" ) +
-      %(style="background-color: #{label_color}; color: #{text_color}" ) +
+      %(style="background-color: #{label.color}; color: #{text_color}" ) +
       %(title="#{escape_once(label.description)}" data-container="body">) +
       %(#{escape_once(label.name)}#{label_suffix}</span>)
 

app/helpers/projects_helper.rb

@@ -85,6 +85,12 @@ module ProjectsHelper
     @nav_tabs ||= get_project_nav_tabs(@project, current_user)
   end
 
+  def project_search_tabs?(tab)
+    abilities = Array(search_tab_ability_map[tab])
+
+    abilities.any? { |ability| can?(current_user, ability, @project) }
+  end
+
   def project_nav_tab?(name)
     project_nav_tabs.include? name
   end
@@ -116,6 +122,7 @@ module ProjectsHelper
 
   def last_push_event
     return unless current_user
+    return current_user.recent_push unless @project
 
     project_ids = [@project.id]
     if fork = current_user.fork_of(@project)
@@ -203,7 +210,17 @@ module ProjectsHelper
       nav_tabs << :container_registry
     end
 
-    tab_ability_map = {
+    tab_ability_map.each do |tab, ability|
+      if can?(current_user, ability, project)
+        nav_tabs << tab
+      end
+    end
+
+    nav_tabs.flatten
+  end
+
+  def tab_ability_map
+    {
       environments: :read_environment,
       milestones:   :read_milestone,
       pipelines:    :read_pipeline,
@@ -215,14 +232,15 @@ module ProjectsHelper
       team:         :read_project_member,
       wiki:         :read_wiki
     }
+  end
 
-    tab_ability_map.each do |tab, ability|
-      if can?(current_user, ability, project)
-        nav_tabs << tab
-      end
-    end
-
-    nav_tabs.flatten
+  def search_tab_ability_map
+    @search_tab_ability_map ||= tab_ability_map.merge(
+      blobs:          :download_code,
+      commits:        :download_code,
+      merge_requests: :read_merge_request,
+      notes:          [:read_merge_request, :download_code, :read_issue, :read_project_snippet]
+    )
   end
 
   def project_lfs_status(project)

app/helpers/submodule_helper.rb

@@ -13,6 +13,7 @@ module SubmoduleHelper
 
     if url =~ /([^\/:]+)\/([^\/]+(?:\.git)?)\Z/
       namespace, project = $1, $2
+      project.rstrip!
       project.sub!(/\.git\z/, '')
 
       if self_url?(url, namespace, project)

app/mailers/base_mailer.rb

 class BaseMailer < ActionMailer::Base
+  around_action :render_with_default_locale
+
   helper ApplicationHelper
   helper MarkupHelper
 
@@ -14,6 +16,10 @@ class BaseMailer < ActionMailer::Base
 
   private
 
+  def render_with_default_locale(&block)
+    Gitlab::I18n.with_default_locale(&block)
+  end
+
   def default_sender_address
     address = Mail::Address.new(Gitlab.config.gitlab.email_from)
     address.display_name = Gitlab.config.gitlab.email_display_name

app/models/ci/pipeline_schedule.rb

@@ -10,9 +10,9 @@ module Ci
     has_one :last_pipeline, -> { order(id: :desc) }, class_name: 'Ci::Pipeline'
     has_many :pipelines
 
-    validates :cron, unless: :importing_or_inactive?, cron: true, presence: { unless: :importing_or_inactive? }
-    validates :cron_timezone, cron_timezone: true, presence: { unless: :importing_or_inactive? }
-    validates :ref, presence: { unless: :importing_or_inactive? }
+    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
 
     before_save :set_next_run_at
@@ -32,10 +32,6 @@ module Ci
       update_attribute(:active, false)
     end
 
-    def importing_or_inactive?
-      importing? || inactive?
-    end
-
     def runnable_by_owner?
       Ability.allowed?(owner, :create_pipeline, project)
     end

app/models/concerns/note_on_diff.rb

@@ -33,14 +33,4 @@ module NoteOnDiff
   def created_at_diff?(diff_refs)
     false
   end
-
-  private
-
-  def noteable_diff_refs
-    if noteable.respond_to?(:diff_sha_refs)
-      noteable.diff_sha_refs
-    else
-      noteable.diff_refs
-    end
-  end
 end

app/models/concerns/routable.rb

@@ -84,89 +84,6 @@ module Routable
         joins(:route).where(wheres.join(' OR '))
       end
     end
-
-    # Builds a relation to find multiple objects that are nested under user membership
-    #
-    # Usage:
-    #
-    #     Klass.member_descendants(1)
-    #
-    # Returns an ActiveRecord::Relation.
-    def member_descendants(user_id)
-      joins(:route).
-        joins("INNER JOIN routes r2 ON routes.path LIKE CONCAT(r2.path, '/%')
-               INNER JOIN members ON members.source_id = r2.source_id
-               AND members.source_type = r2.source_type").
-        where('members.user_id = ?', user_id)
-    end
-
-    # Builds a relation to find multiple objects that are nested under user
-    # membership. Includes the parent, as opposed to `#member_descendants`
-    # which only includes the descendants.
-    #
-    # Usage:
-    #
-    #     Klass.member_self_and_descendants(1)
-    #
-    # Returns an ActiveRecord::Relation.
-    def member_self_and_descendants(user_id)
-      joins(:route).
-        joins("INNER JOIN routes r2 ON routes.path LIKE CONCAT(r2.path, '/%')
-               OR routes.path = r2.path
-               INNER JOIN members ON members.source_id = r2.source_id
-               AND members.source_type = r2.source_type").
-        where('members.user_id = ?', user_id)
-    end
-
-    # Returns all objects in a hierarchy, where any node in the hierarchy is
-    # under the user membership.
-    #
-    # Usage:
-    #
-    #     Klass.member_hierarchy(1)
-    #
-    # Examples:
-    #
-    #     Given the following group tree...
-    #
-    #            _______group_1_______
-    #           |                     |
-    #           |                     |
-    #     nested_group_1        nested_group_2
-    #           |                     |
-    #           |                     |
-    #     nested_group_1_1      nested_group_2_1
-    #
-    #
-    #     ... the following results are returned:
-    #
-    #     * the user is a member of group 1
-    #       => 'group_1',
-    #          'nested_group_1', nested_group_1_1',
-    #          'nested_group_2', 'nested_group_2_1'
-    #
-    #     * the user is a member of nested_group_2
-    #       => 'group1',
-    #          'nested_group_2', 'nested_group_2_1'
-    #
-    #     * the user is a member of nested_group_2_1
-    #       => 'group1',
-    #          'nested_group_2', 'nested_group_2_1'
-    #
-    # Returns an ActiveRecord::Relation.
-    def member_hierarchy(user_id)
-      paths = member_self_and_descendants(user_id).pluck('routes.path')
-
-      return none if paths.empty?
-
-      wheres = paths.map do |path|
-        "#{connection.quote(path)} = routes.path
-         OR
-         #{connection.quote(path)} LIKE CONCAT(routes.path, '/%')"
-      end
-
-      joins(:route).where(wheres.join(' OR '))
-    end
   end
 
   def full_name

app/models/concerns/select_for_project_authorization.rb

@@ -3,7 +3,11 @@ module SelectForProjectAuthorization
 
   module ClassMethods
     def select_for_project_authorization
-      select("members.user_id, projects.id AS project_id, members.access_level")
+      select("projects.id AS project_id, members.access_level")
+    end
+
+    def select_as_master_for_project_authorization
+      select(["projects.id AS project_id", "#{Gitlab::Access::MASTER} AS access_level"])
     end
   end
 end

app/models/diff_note.rb

@@ -63,7 +63,7 @@ class DiffNote < Note
     return false unless supported?
     return true if for_commit?
 
-    diff_refs ||= noteable_diff_refs
+    diff_refs ||= noteable.diff_refs
 
     self.position.diff_refs == diff_refs
   end
@@ -99,7 +99,7 @@ class DiffNote < Note
       self.project,
       nil,
       old_diff_refs: self.position.diff_refs,
-      new_diff_refs: noteable_diff_refs,
+      new_diff_refs: noteable.diff_refs,
       paths: self.position.paths
     ).execute(self)
   end

app/models/group.rb

@@ -38,6 +38,10 @@ class Group < Namespace
   after_save :update_two_factor_requirement
 
   class << self
+    def supports_nested_groups?
+      Gitlab::Database.postgresql?
+    end
+
     # Searches for groups matching the given query.
     #
     # This method uses ILIKE on PostgreSQL and LIKE on MySQL.
@@ -78,7 +82,7 @@ class Group < Namespace
       if current_scope.joins_values.include?(:shared_projects)
         joins('INNER JOIN namespaces project_namespace ON project_namespace.id = projects.namespace_id')
           .where('project_namespace.share_with_group_lock = ?',  false)
-          .select("members.user_id, projects.id AS project_id, LEAST(project_group_links.group_access, members.access_level) AS access_level")
+          .select("projects.id AS project_id, LEAST(project_group_links.group_access, members.access_level) AS access_level")
       else
         super
       end

app/models/hooks/service_hook.rb

@@ -2,6 +2,6 @@ class ServiceHook < WebHook
   belongs_to :service
 
   def execute(data)
-    super(data, 'service_hook')
+    WebHookService.new(self, data, 'service_hook').execute
   end
 end

app/models/hooks/system_hook.rb

@@ -3,8 +3,4 @@ class SystemHook < WebHook
 
   default_value_for :push_events, false
   default_value_for :repository_update_events, true
-
-  def async_execute(data, hook_name)
-    Sidekiq::Client.enqueue(SystemHookWorker, id, data, hook_name)
-  end
 end

app/models/hooks/web_hook.rb

 class WebHook < ActiveRecord::Base
   include Sortable
-  include HTTParty
 
   default_value_for :push_events, true
   default_value_for :issues_events, false
@@ -13,52 +12,18 @@ class WebHook < ActiveRecord::Base
   default_value_for :repository_update_events, false
   default_value_for :enable_ssl_verification, true
 
+  has_many :web_hook_logs, dependent: :destroy
+
   scope :push_hooks, -> { where(push_events: true) }
   scope :tag_push_hooks, -> { where(tag_push_events: true) }
 
-  # HTTParty timeout
-  default_timeout Gitlab.config.gitlab.webhook_timeout
-
   validates :url, presence: true, url: true
 
   def execute(data, hook_name)
-    parsed_url = URI.parse(url)
-    if parsed_url.userinfo.blank?
-      response = WebHook.post(url,
-                              body: data.to_json,
-                              headers: build_headers(hook_name),
-                              verify: enable_ssl_verification)
-    else
-      post_url = url.gsub("#{parsed_url.userinfo}@", '')
-      auth = {
-        username: CGI.unescape(parsed_url.user),
-        password: CGI.unescape(parsed_url.password)
-      }
-      response = WebHook.post(post_url,
-                              body: data.to_json,
-                              headers: build_headers(hook_name),
-                              verify: enable_ssl_verification,
-                              basic_auth: auth)
-    end
-
-    [response.code, response.to_s]
-  rescue SocketError, OpenSSL::SSL::SSLError, Errno::ECONNRESET, Errno::ECONNREFUSED, Net::OpenTimeout => e
-    logger.error("WebHook Error => #{e}")
-    [false, e.to_s]
+    WebHookService.new(self, data, hook_name).execute
   end
 
   def async_execute(data, hook_name)
-    Sidekiq::Client.enqueue(ProjectWebHookWorker, id, data, hook_name)
-  end
-
-  private
-
-  def build_headers(hook_name)
-    headers = {
-      'Content-Type' => 'application/json',
-      'X-Gitlab-Event' => hook_name.singularize.titleize
-    }
-    headers['X-Gitlab-Token'] = token if token.present?
-    headers
+    WebHookService.new(self, data, hook_name).async_execute
   end
 end

app/models/hooks/web_hook_log.rb

+class WebHookLog < ActiveRecord::Base
+  belongs_to :web_hook
+
+  serialize :request_headers, Hash
+  serialize :request_data, Hash
+  serialize :response_headers, Hash
+
+  validates :web_hook, presence: true
+
+  def success?
+    response_status =~ /^2/
+  end
+end

app/models/label.rb

@@ -133,6 +133,10 @@ class Label < ActiveRecord::Base
     template
   end
 
+  def color
+    super || DEFAULT_COLOR
+  end
+
   def text_color
     LabelsHelper.text_color_for_bg(self.color)
   end

app/models/legacy_diff_note.rb

@@ -61,7 +61,7 @@ class LegacyDiffNote < Note
     return true if for_commit?
     return true unless diff_line
     return false unless noteable
-    return false if diff_refs && diff_refs != noteable_diff_refs
+    return false if diff_refs && diff_refs != noteable.diff_refs
 
     noteable_diff = find_noteable_diff
 

app/models/merge_request.rb

@@ -245,19 +245,6 @@ class MergeRequest < ActiveRecord::Base
     end
   end
 
-  # MRs created before 8.4 don't store a MergeRequestDiff#base_commit_sha,
-  # but we need to get a commit for the "View file @ ..." link by deleted files,
-  # so we find the likely one if we can't get the actual one.
-  # This will not be the actual base commit if the target branch was merged into
-  # the source branch after the merge request was created, but it is good enough
-  # for the specific purpose of linking to a commit.
-  # It is not good enough for use in `Gitlab::Git::DiffRefs`, which needs the
-  # true base commit, so we can't simply have `#diff_base_commit` fall back on
-  # this method.
-  def likely_diff_base_commit
-    first_commit.try(:parent) || first_commit
-  end
-
   def diff_start_commit
     if persisted?
       merge_request_diff.start_commit
@@ -322,21 +309,14 @@ class MergeRequest < ActiveRecord::Base
   end
 
   def diff_refs
-    return unless diff_start_commit || diff_base_commit
-
-    Gitlab::Diff::DiffRefs.new(
-      base_sha:  diff_base_sha,
-      start_sha: diff_start_sha,
-      head_sha:  diff_head_sha
-    )
-  end
-
-  # Return diff_refs instance trying to not touch the git repository
-  def diff_sha_refs
-    if merge_request_diff && merge_request_diff.diff_refs_by_sha?
+    if persisted?
       merge_request_diff.diff_refs
     else
-      diff_refs
+      Gitlab::Diff::DiffRefs.new(
+        base_sha:  diff_base_sha,
+        start_sha: diff_start_sha,
+        head_sha:  diff_head_sha
+      )
     end
   end
 
@@ -870,7 +850,7 @@ class MergeRequest < ActiveRecord::Base
   end
 
   def has_complete_diff_refs?
-    diff_sha_refs && diff_sha_refs.complete?
+    diff_refs && diff_refs.complete?
   end
 
   def update_diff_notes_positions(old_diff_refs:, new_diff_refs:, current_user: nil)

app/models/merge_request_diff.rb

@@ -150,6 +150,29 @@ class MergeRequestDiff < ActiveRecord::Base
     )
   end
 
+  # MRs created before 8.4 don't store their true diff refs (start and base),
+  # but we need to get a commit SHA for the "View file @ ..." link by a file,
+  # so we use an approximation of the diff refs if we can't get the actual one.
+  #
+  # These will not be the actual diff refs if the target branch was merged into
+  # the source branch after the merge request was created, but it is good enough
+  # for the specific purpose of linking to a commit.
+  #
+  # It is not good enough for highlighting diffs, so we can't simply pass
+  # these as `diff_refs.`
+  def fallback_diff_refs
+    real_refs = diff_refs
+    return real_refs if real_refs
+
+    likely_base_commit_sha = (first_commit&.parent || first_commit)&.sha
+
+    Gitlab::Diff::DiffRefs.new(
+      base_sha:  likely_base_commit_sha,
+      start_sha: safe_start_commit_sha,
+      head_sha:  head_commit_sha
+    )
+  end
+
   def diff_refs_by_sha?
     base_commit_sha? && head_commit_sha? && start_commit_sha?
   end

app/models/milestone.rb

@@ -107,7 +107,7 @@ class Milestone < ActiveRecord::Base
   end
 
   def participants
-    User.joins(assigned_issues: :milestone).where("milestones.id = ?", id)
+    User.joins(assigned_issues: :milestone).where("milestones.id = ?", id).uniq
   end
 
   def self.sort(method)

app/models/namespace.rb

@@ -176,26 +176,20 @@ class Namespace < ActiveRecord::Base
     projects.with_shared_runners.any?
   end
 
-  # Scopes the model on ancestors of the record
+  # Returns all the ancestors of the current namespaces.
   def ancestors
-    if parent_id
-      path = route ? route.path : full_path
-      paths = []
+    return self.class.none unless parent_id
 
-      until path.blank?
-        path = path.rpartition('/').first
-        paths << path
-      end
-
-      self.class.joins(:route).where('routes.path IN (?)', paths).reorder('routes.path ASC')
-    else
-      self.class.none
-    end
+    Gitlab::GroupHierarchy.
+      new(self.class.where(id: parent_id)).
+      base_and_ancestors
   end
 
-  # Scopes the model on direct and indirect children of the record
+  # Returns all the descendants of the current namespace.
   def descendants
-    self.class.joins(:route).merge(Route.inside_path(route.path)).reorder('routes.path ASC')
+    Gitlab::GroupHierarchy.
+      new(self.class.where(parent_id: id)).
+      base_and_descendants
   end
 
   def user_ids_for_project_authorizations

app/models/project.rb

@@ -205,8 +205,8 @@ class Project < ActiveRecord::Base
     presence: true,
     dynamic_path: true,
     length: { maximum: 255 },
-    format: { with: Gitlab::Regex.project_path_format_regex,
-              message: Gitlab::Regex.project_path_regex_message },
+    format: { with: Gitlab::PathRegex.project_path_format_regex,
+              message: Gitlab::PathRegex.project_path_format_message },
     uniqueness: { scope: :namespace_id }
 
   validates :namespace, presence: true
@@ -380,11 +380,9 @@ class Project < ActiveRecord::Base
     end
 
     def reference_pattern
-      name_pattern = Gitlab::Regex::FULL_NAMESPACE_REGEX_STR
-
       %r{
-        ((?<namespace>#{name_pattern})\/)?
-        (?<project>#{name_pattern})
+        ((?<namespace>#{Gitlab::PathRegex::FULL_NAMESPACE_FORMAT_REGEX})\/)?
+        (?<project>#{Gitlab::PathRegex::PROJECT_PATH_FORMAT_REGEX})
       }x
     end
 

app/models/project_authorization.rb

@@ -6,6 +6,12 @@ class ProjectAuthorization < ActiveRecord::Base
   validates :access_level, inclusion: { in: Gitlab::Access.all_values }, presence: true
   validates :user, uniqueness: { scope: [:project, :access_level] }, presence: true
 
+  def self.select_from_union(union)
+    select(['project_id', 'MAX(access_level) AS access_level']).
+      from("(#{union.to_sql}) #{ProjectAuthorization.table_name}").
+      group(:project_id)
+  end
+
   def self.insert_authorizations(rows, per_batch = 1000)
     rows.each_slice(per_batch) do |slice|
       tuples = slice.map do |tuple|

app/models/project_services/jira_service.rb

@@ -2,9 +2,10 @@ class JiraService < IssueTrackerService
   include Gitlab::Routing.url_helpers
 
   validates :url, url: true, presence: true, if: :activated?
+  validates :api_url, url: true, allow_blank: true
   validates :project_key, presence: true, if: :activated?
 
-  prop_accessor :username, :password, :url, :project_key,
+  prop_accessor :username, :password, :url, :api_url, :project_key,
                 :jira_issue_transition_id, :title, :description
 
   before_update :reset_password
@@ -25,20 +26,18 @@ class JiraService < IssueTrackerService
     super do
       self.properties = {
         title: issues_tracker['title'],
-        url: issues_tracker['url']
+        url: issues_tracker['url'],
+        api_url: issues_tracker['api_url']
       }
     end
   end
 
   def reset_password
-    # don't reset the password if a new one is provided
-    if url_changed? && !password_touched?
-      self.password = nil
-    end
+    self.password = nil if reset_password?
   end
 
   def options
-    url = URI.parse(self.url)
+    url = URI.parse(client_url)
 
     {
       username: self.username,
@@ -87,7 +86,8 @@ class JiraService < IssueTrackerService
 
   def fields
     [
-      { type: 'text', name: 'url', title: 'URL', placeholder: 'https://jira.example.com' },
+      { type: 'text', name: 'url', title: 'Web URL', placeholder: 'https://jira.example.com' },
+      { type: 'text', name: 'api_url', title: 'JIRA API URL', placeholder: 'If different from Web URL' },
       { type: 'text', name: 'project_key', placeholder: 'Project Key' },
       { type: 'text', name: 'username', placeholder: '' },
       { type: 'password', name: 'password', placeholder: '' },
@@ -186,7 +186,7 @@ class JiraService < IssueTrackerService
   end
 
   def test_settings
-    return unless url.present?
+    return unless client_url.present?
     # Test settings by getting the project
     jira_request { jira_project.present? }
   end
@@ -236,13 +236,13 @@ class JiraService < IssueTrackerService
   end
 
   def send_message(issue, message, remote_link_props)
-    return unless url.present?
+    return unless client_url.present?
 
     jira_request do
       if issue.comments.build.save!(body: message)
         remote_link = issue.remotelink.build
         remote_link.save!(remote_link_props)
-        result_message = "#{self.class.name} SUCCESS: Successfully posted to #{url}."
+        result_message = "#{self.class.name} SUCCESS: Successfully posted to #{client_url}."
       end
 
       Rails.logger.info(result_message)
@@ -295,7 +295,20 @@ class JiraService < IssueTrackerService
     yield
 
   rescue Timeout::Error, Errno::EINVAL, Errno::ECONNRESET, Errno::ECONNREFUSED, URI::InvalidURIError, JIRA::HTTPError, OpenSSL::SSL::SSLError => e
-    Rails.logger.info "#{self.class.name} Send message ERROR: #{url} - #{e.message}"
+    Rails.logger.info "#{self.class.name} Send message ERROR: #{client_url} - #{e.message}"
     nil
   end
+
+  def client_url
+    api_url.present? ? api_url : url
+  end
+
+  def reset_password?
+    # don't reset the password if a new one is provided
+    return false if password_touched?
+    return true if api_url_changed?
+    return false if api_url.present?
+
+    url_changed?
+  end
 end

app/models/project_services/kubernetes_service.rb

@@ -77,6 +77,14 @@ class KubernetesService < DeploymentService
     ]
   end
 
+  def actual_namespace
+    if namespace.present?
+      namespace
+    else
+      default_namespace
+    end
+  end
+
   # Check we can connect to the Kubernetes API
   def test(*args)
     kubeclient = build_kubeclient!
@@ -91,7 +99,7 @@ class KubernetesService < DeploymentService
     variables = [
       { key: 'KUBE_URL', value: api_url, public: true },
       { key: 'KUBE_TOKEN', value: token, public: false },
-      { key: 'KUBE_NAMESPACE', value: namespace_variable, public: true }
+      { key: 'KUBE_NAMESPACE', value: actual_namespace, public: true }
     ]
 
     if ca_pem.present?
@@ -110,7 +118,7 @@ class KubernetesService < DeploymentService
     with_reactive_cache do |data|
       pods = data.fetch(:pods, nil)
       filter_pods(pods, app: environment.slug).
-        flat_map { |pod| terminals_for_pod(api_url, namespace, pod) }.
+        flat_map { |pod| terminals_for_pod(api_url, actual_namespace, pod) }.
         each { |terminal| add_terminal_auth(terminal, terminal_auth) }
     end
   end
@@ -124,7 +132,7 @@ class KubernetesService < DeploymentService
 
     # Store as hashes, rather than as third-party types
     pods = begin
-      kubeclient.get_pods(namespace: namespace).as_json
+      kubeclient.get_pods(namespace: actual_namespace).as_json
     rescue KubeException => err
       raise err unless err.error_code == 404
       []
@@ -142,20 +150,12 @@ class KubernetesService < DeploymentService
     default_namespace || TEMPLATE_PLACEHOLDER
   end
 
-  def namespace_variable
-    if namespace.present?
-      namespace
-    else
-      default_namespace
-    end
-  end
-
   def default_namespace
     "#{project.path}-#{project.id}" if project.present?
   end
 
   def build_kubeclient!(api_path: 'api', api_version: 'v1')
-    raise "Incomplete settings" unless api_url && namespace && token
+    raise "Incomplete settings" unless api_url && actual_namespace && token
 
     ::Kubeclient::Client.new(
       join_api_url(api_path),

app/models/user.rb

@@ -10,9 +10,12 @@ class User < ActiveRecord::Base
   include Sortable
   include CaseSensitivity
   include TokenAuthenticatable
+  include IgnorableColumn
 
   DEFAULT_NOTIFICATION_LEVEL = :participating
 
+  ignore_column :authorized_projects_populated
+
   add_authentication_token_field :authentication_token
   add_authentication_token_field :incoming_email_token
   add_authentication_token_field :rss_token
@@ -218,7 +221,6 @@ class User < ActiveRecord::Base
   scope :blocked, -> { with_states(:blocked, :ldap_blocked) }
   scope :external, -> { where(external: true) }
   scope :active, -> { with_state(:active).non_internal }
-  scope :not_in_project, ->(project) { project.users.present? ? where("id not in (:ids)", ids: project.users.map(&:id) ) : all }
   scope :without_projects, -> { where('id NOT IN (SELECT DISTINCT(user_id) FROM members WHERE user_id IS NOT NULL AND requested_at IS NULL)') }
   scope :todo_authors, ->(user_id, state) { where(id: Todo.where(user_id: user_id, state: state).select(:author_id)) }
   scope :order_recent_sign_in, -> { reorder(Gitlab::Database.nulls_last_order('last_sign_in_at', 'DESC')) }
@@ -368,7 +370,7 @@ class User < ActiveRecord::Base
     def reference_pattern
       %r{
         #{Regexp.escape(reference_prefix)}
-        (?<user>#{Gitlab::Regex::FULL_NAMESPACE_REGEX_STR})
+        (?<user>#{Gitlab::PathRegex::FULL_NAMESPACE_FORMAT_REGEX})
       }x
     end
 
@@ -510,23 +512,16 @@ class User < ActiveRecord::Base
     Group.where("namespaces.id IN (#{union.to_sql})")
   end
 
-  def nested_groups
-    Group.member_descendants(id)
-  end
-
+  # Returns a relation of groups the user has access to, including their parent
+  # and child groups (recursively).
   def all_expanded_groups
-    Group.member_hierarchy(id)
+    Gitlab::GroupHierarchy.new(groups).all_groups
   end
 
   def expanded_groups_requiring_two_factor_authentication
     all_expanded_groups.where(require_two_factor_authentication: true)
   end
 
-  def nested_groups_projects
-    Project.joins(:namespace).where('namespaces.parent_id IS NOT NULL').
-      member_descendants(id)
-  end
-
   def refresh_authorized_projects
     Users::RefreshAuthorizedProjectsService.new(self).execute
   end
@@ -535,18 +530,15 @@ class User < ActiveRecord::Base
     project_authorizations.where(project_id: project_ids).delete_all
   end
 
-  def set_authorized_projects_column
-    unless authorized_projects_populated
-      update_column(:authorized_projects_populated, true)
-    end
-  end
-
   def authorized_projects(min_access_level = nil)
-    refresh_authorized_projects unless authorized_projects_populated
-
-    # We're overriding an association, so explicitly call super with no arguments or it would be passed as `force_reload` to the association
+    # We're overriding an association, so explicitly call super with no
+    # arguments or it would be passed as `force_reload` to the association
     projects = super()
-    projects = projects.where('project_authorizations.access_level >= ?', min_access_level) if min_access_level
+
+    if min_access_level
+      projects = projects.
+        where('project_authorizations.access_level >= ?', min_access_level)
+    end
 
     projects
   end
@@ -919,13 +911,13 @@ class User < ActiveRecord::Base
   end
 
   def assigned_open_merge_requests_count(force: false)
-    Rails.cache.fetch(['users', id, 'assigned_open_merge_requests_count'], force: force) do
+    Rails.cache.fetch(['users', id, 'assigned_open_merge_requests_count'], force: force, expires_in: 20.minutes) do
       MergeRequestsFinder.new(self, assignee_id: self.id, state: 'opened').execute.count
     end
   end
 
   def assigned_open_issues_count(force: false)
-    Rails.cache.fetch(['users', id, 'assigned_open_issues_count'], force: force) do
+    Rails.cache.fetch(['users', id, 'assigned_open_issues_count'], force: force, expires_in: 20.minutes) do
       IssuesFinder.new(self, assignee_id: self.id, state: 'opened').execute.count
     end
   end

app/serializers/merge_request_entity.rb

@@ -39,6 +39,7 @@ class MergeRequestEntity < IssuableEntity
   expose :commits_count
   expose :cannot_be_merged?, as: :has_conflicts
   expose :can_be_merged?, as: :can_be_merged
+  expose :remove_source_branch?, as: :remove_source_branch
 
   expose :project_archived do |merge_request|
     merge_request.project.archived?

app/services/issues/close_service.rb

@@ -28,6 +28,7 @@ module Issues
         notification_service.close_issue(issue, current_user) if notifications
         todo_service.close_issue(issue, current_user)
         execute_hooks(issue, 'close')
+        invalidate_cache_counts(issue.assignees, issue)
       end
 
       issue

app/services/issues/reopen_service.rb

@@ -8,6 +8,7 @@ module Issues
         create_note(issue)
         notification_service.reopen_issue(issue, current_user)
         execute_hooks(issue, 'reopen')
+        invalidate_cache_counts(issue.assignees, issue)
       end
 
       issue

app/services/merge_requests/close_service.rb

@@ -13,6 +13,7 @@ module MergeRequests
         notification_service.close_mr(merge_request, current_user)
         todo_service.close_merge_request(merge_request, current_user)
         execute_hooks(merge_request, 'close')
+        invalidate_cache_counts(merge_request.assignees, merge_request)
       end
 
       merge_request

app/services/merge_requests/post_merge_service.rb

@@ -13,6 +13,7 @@ module MergeRequests
       create_note(merge_request)
       notification_service.merge_mr(merge_request, current_user)
       execute_hooks(merge_request, 'merge')
+      invalidate_cache_counts(merge_request.assignees, merge_request)
     end
 
     private

app/services/merge_requests/reopen_service.rb

@@ -10,6 +10,7 @@ module MergeRequests
         execute_hooks(merge_request, 'reopen')
         merge_request.reload_diff(current_user)
         merge_request.mark_as_unchecked
+        invalidate_cache_counts(merge_request.assignees, merge_request)
       end
 
       merge_request

app/services/search_service.rb

@@ -12,7 +12,7 @@ class SearchService
     @project =
       if params[:project_id].present?
         the_project = Project.find_by(id: params[:project_id])
-        can?(current_user, :download_code, the_project) ? the_project : nil
+        can?(current_user, :read_project, the_project) ? the_project : nil
       else
         nil
       end

app/services/users/refresh_authorized_projects_service.rb

@@ -73,12 +73,11 @@ module Users
     # remove - The IDs of the authorization rows to remove.
     # add - Rows to insert in the form `[user id, project id, access level]`
     def update_authorizations(remove = [], add = [])
-      return if remove.empty? && add.empty? && user.authorized_projects_populated
+      return if remove.empty? && add.empty?
 
       User.transaction do
         user.remove_project_authorizations(remove) unless remove.empty?
         ProjectAuthorization.insert_authorizations(add) unless add.empty?
-        user.set_authorized_projects_column
       end
 
       # Since we batch insert authorization rows, Rails' associations may get
@@ -101,38 +100,13 @@ module Users
     end
 
     def fresh_authorizations
-      ProjectAuthorization.
-        unscoped.
-        select('project_id, MAX(access_level) AS access_level').
-        from("(#{project_authorizations_union.to_sql}) #{ProjectAuthorization.table_name}").
-        group(:project_id)
-    end
-
-    private
-
-    # Returns a union query of projects that the user is authorized to access
-    def project_authorizations_union
-      relations = [
-        # Personal projects
-        user.personal_projects.select("#{user.id} AS user_id, projects.id AS project_id, #{Gitlab::Access::MASTER} AS access_level"),
-
-        # Projects the user is a member of
-        user.projects.select_for_project_authorization,
-
-        # Projects of groups the user is a member of
-        user.groups_projects.select_for_project_authorization,
-
-        # Projects of subgroups of groups the user is a member of
-        user.nested_groups_projects.select_for_project_authorization,
-
-        # Projects shared with groups the user is a member of
-        user.groups.joins(:shared_projects).select_for_project_authorization,
-
-        # Projects shared with subgroups of groups the user is a member of
-        user.nested_groups.joins(:shared_projects).select_for_project_authorization
-      ]
+      klass = if Group.supports_nested_groups?
+                Gitlab::ProjectAuthorizations::WithNestedGroups
+              else
+                Gitlab::ProjectAuthorizations::WithoutNestedGroups
+              end
 
-      Gitlab::SQL::Union.new(relations)
+      klass.new(user).calculate
     end
   end
 end

app/services/web_hook_service.rb

+class WebHookService
+  class InternalErrorResponse
+    attr_reader :body, :headers, :code
+
+    def initialize
+      @headers = HTTParty::Response::Headers.new({})
+      @body = ''
+      @code = 'internal error'
+    end
+  end
+
+  include HTTParty
+
+  # HTTParty timeout
+  default_timeout Gitlab.config.gitlab.webhook_timeout
+
+  attr_accessor :hook, :data, :hook_name
+
+  def initialize(hook, data, hook_name)
+    @hook = hook
+    @data = data
+    @hook_name = hook_name
+  end
+
+  def execute
+    start_time = Time.now
+
+    response = if parsed_url.userinfo.blank?
+                 make_request(hook.url)
+               else
+                 make_request_with_auth
+               end
+
+    log_execution(
+      trigger: hook_name,
+      url: hook.url,
+      request_data: data,
+      response: response,
+      execution_duration: Time.now - start_time
+    )
+
+    [response.code, response.to_s]
+  rescue SocketError, OpenSSL::SSL::SSLError, Errno::ECONNRESET, Errno::ECONNREFUSED, Net::OpenTimeout => e
+    log_execution(
+      trigger: hook_name,
+      url: hook.url,
+      request_data: data,
+      response: InternalErrorResponse.new,
+      execution_duration: Time.now - start_time,
+      error_message: e.to_s
+    )
+
+    Rails.logger.error("WebHook Error => #{e}")
+
+    [nil, e.to_s]
+  end
+
+  def async_execute
+    Sidekiq::Client.enqueue(WebHookWorker, hook.id, data, hook_name)
+  end
+
+  private
+
+  def parsed_url
+    @parsed_url ||= URI.parse(hook.url)
+  end
+
+  def make_request(url, basic_auth = false)
+    self.class.post(url,
+      body: data.to_json,
+      headers: build_headers(hook_name),
+      verify: hook.enable_ssl_verification,
+      basic_auth: basic_auth)
+  end
+
+  def make_request_with_auth
+    post_url = hook.url.gsub("#{parsed_url.userinfo}@", '')
+    basic_auth = {
+      username: CGI.unescape(parsed_url.user),
+      password: CGI.unescape(parsed_url.password)
+    }
+    make_request(post_url, basic_auth)
+  end
+
+  def log_execution(trigger:, url:, request_data:, response:, execution_duration:, error_message: nil)
+    # logging for ServiceHook's is not available
+    return if hook.is_a?(ServiceHook)
+
+    WebHookLog.create(
+      web_hook: hook,
+      trigger: trigger,
+      url: url,
+      execution_duration: execution_duration,
+      request_headers: build_headers(hook_name),
+      request_data: request_data,
+      response_headers: format_response_headers(response),
+      response_body: response.body,
+      response_status: response.code,
+      internal_error_message: error_message
+    )
+  end
+
+  def build_headers(hook_name)
+    @headers ||= begin
+      {
+        'Content-Type' => 'application/json',
+        'X-Gitlab-Event' => hook_name.singularize.titleize
+      }.tap do |hash|
+        hash['X-Gitlab-Token'] = hook.token if hook.token.present?
+      end
+    end
+  end
+
+  # Make response headers more stylish
+  # Net::HTTPHeader has downcased hash with arrays: { 'content-type' => ['text/html; charset=utf-8'] }
+  # This method format response to capitalized hash with strings: { 'Content-Type' => 'text/html; charset=utf-8' }
+  def format_response_headers(response)
+    response.headers.each_capitalized.to_h
+  end
+end

app/validators/dynamic_path_validator.rb

@@ -3,16 +3,20 @@
 # Custom validator for GitLab path values.
 # These paths are assigned to `Namespace` (& `Group` as a subclass) & `Project`
 #
-# Values are checked for formatting and exclusion from a list of reserved path
+# Values are checked for formatting and exclusion from a list of illegal path
 # names.
 class DynamicPathValidator < ActiveModel::EachValidator
   class << self
-    def valid_namespace_path?(path)
-      "#{path}/" =~ Gitlab::Regex.full_namespace_path_regex
+    def valid_user_path?(path)
+      "#{path}/" =~ Gitlab::PathRegex.root_namespace_path_regex
+    end
+
+    def valid_group_path?(path)
+      "#{path}/" =~ Gitlab::PathRegex.full_namespace_path_regex
     end
 
     def valid_project_path?(path)
-      "#{path}/" =~ Gitlab::Regex.full_project_path_regex
+      "#{path}/" =~ Gitlab::PathRegex.full_project_path_regex
     end
   end
 
@@ -24,14 +28,16 @@ class DynamicPathValidator < ActiveModel::EachValidator
     case record
     when Project
       self.class.valid_project_path?(full_path)
-    else
-      self.class.valid_namespace_path?(full_path)
+    when Group
+      self.class.valid_group_path?(full_path)
+    else # User or non-Group Namespace
+      self.class.valid_user_path?(full_path)
     end
   end
 
   def validate_each(record, attribute, value)
-    unless value =~ Gitlab::Regex.namespace_regex
-      record.errors.add(attribute, Gitlab::Regex.namespace_regex_message)
+    unless value =~ Gitlab::PathRegex.namespace_format_regex
+      record.errors.add(attribute, Gitlab::PathRegex.namespace_format_message)
       return
     end
 

app/views/admin/hook_logs/_index.html.haml

+.row.prepend-top-default.append-bottom-default
+  .col-lg-3
+    %h4.prepend-top-0
+      Recent Deliveries
+    %p When an event in GitLab triggers a webhook, you can use the request details to figure out if something went wrong.
+  .col-lg-9
+    - if hook_logs.any?
+      %table.table
+        %thead
+          %tr
+            %th Status
+            %th Trigger
+            %th URL
+            %th Elapsed time
+            %th Request time
+            %th
+        - hook_logs.each do |hook_log|
+          %tr
+            %td
+              = render partial: 'shared/hook_logs/status_label', locals: { hook_log: hook_log }
+            %td.hidden-xs
+              %span.label.label-gray.deploy-project-label
+                = hook_log.trigger.singularize.titleize
+            %td
+              = truncate(hook_log.url, length: 50)
+            %td.light
+              #{number_with_precision(hook_log.execution_duration, precision: 2)} ms
+            %td.light
+              = time_ago_with_tooltip(hook_log.created_at)
+            %td
+              = link_to 'View details', admin_hook_hook_log_path(hook, hook_log)
+
+      = paginate hook_logs, theme: 'gitlab'
+
+    - else
+      .settings-message.text-center
+        You don't have any webhooks deliveries

app/views/admin/hook_logs/show.html.haml

+- page_title 'Request details'
+%h3.page-title
+  Request details
+
+%hr
+
+= link_to 'Resend Request', retry_admin_hook_hook_log_path(@hook, @hook_log), class: "btn btn-default pull-right prepend-left-10"
+
+= render partial: 'shared/hook_logs/content', locals: { hook_log: @hook_log }
+

app/views/admin/hooks/edit.html.haml

@@ -12,3 +12,9 @@
   = render partial: 'form', locals: { form: f, hook: @hook }
   .form-actions
     = f.submit 'Save changes', class: 'btn btn-create'
+    = link_to 'Test hook', test_admin_hook_path(@hook), class: 'btn btn-default'
+    = link_to 'Remove', admin_hook_path(@hook), method: :delete, class: 'btn btn-remove pull-right', data: { confirm: 'Are you sure?' }
+
+%hr
+
+= render partial: 'admin/hook_logs/index', locals: { hook: @hook, hook_logs: @hook_logs }

app/views/admin/system_info/show.html.haml

@@ -31,3 +31,8 @@
             %h1 #{number_to_human_size(disk[:bytes_used])} / #{number_to_human_size(disk[:bytes_total])}
             %p= disk[:disk_name]
             %p= disk[:mount_path]
+    .col-sm-4
+      .light-well
+        %h4 Uptime
+        .data
+          %h1= time_ago_with_tooltip(Rails.application.config.booted_at)