Add latest changes from gitlab-org/gitlab@master

51 files changed, 577 insertions, 297 deletions

diff --git a/.rubocop_todo/rspec/missing_feature_category.yml b/.rubocop_todo/rspec/missing_feature_category.yml
index d59f5f4c47d..dfcc1e48ddd 100644
--- a/.rubocop_todo/rspec/missing_feature_category.yml
+++ b/.rubocop_todo/rspec/missing_feature_category.yml
@@ -3663,7 +3663,6 @@ RSpec/MissingFeatureCategory:
     - 'spec/lib/gitlab/database/migrations/test_background_runner_spec.rb'
     - 'spec/lib/gitlab/database/no_cross_db_foreign_keys_spec.rb'
     - 'spec/lib/gitlab/database/obsolete_ignored_columns_spec.rb'
-    - 'spec/lib/gitlab/database/partitioning/convert_table_to_first_list_partition_spec.rb'
     - 'spec/lib/gitlab/database/partitioning/detached_partition_dropper_spec.rb'
     - 'spec/lib/gitlab/database/partitioning/monthly_strategy_spec.rb'
     - 'spec/lib/gitlab/database/partitioning/partition_manager_spec.rb'
@@ -3674,7 +3673,6 @@ RSpec/MissingFeatureCategory:
     - 'spec/lib/gitlab/database/partitioning/time_partition_spec.rb'
     - 'spec/lib/gitlab/database/partitioning_migration_helpers/backfill_partitioned_table_spec.rb'
     - 'spec/lib/gitlab/database/partitioning_migration_helpers/index_helpers_spec.rb'
-    - 'spec/lib/gitlab/database/partitioning_migration_helpers/table_management_helpers_spec.rb'
     - 'spec/lib/gitlab/database/partitioning_spec.rb'
     - 'spec/lib/gitlab/database/pg_class_spec.rb'
     - 'spec/lib/gitlab/database/postgres_constraint_spec.rb'
diff --git a/app/assets/javascripts/super_sidebar/components/user_bar.vue b/app/assets/javascripts/super_sidebar/components/user_bar.vue
index 750ec0aa0c6..e03c587567e 100644
--- a/app/assets/javascripts/super_sidebar/components/user_bar.vue
+++ b/app/assets/javascripts/super_sidebar/components/user_bar.vue
@@ -42,13 +42,14 @@ export default {
       false,
     ),
     todoList: __('To-Do list'),
+    stopImpersonating: __('Stop impersonating'),
   },
   directives: {
     GlTooltip: GlTooltipDirective,
     GlModal: GlModalDirective,
     SafeHtml,
   },
-  inject: ['rootPath'],
+  inject: ['rootPath', 'isImpersonating'],
   props: {
     sidebarData: {
       type: Object,
@@ -114,6 +115,19 @@ export default {
       <search-modal />
 
       <user-menu :data="sidebarData" />
+
+      <gl-button
+        v-if="isImpersonating"
+        v-gl-tooltip
+        :href="sidebarData.stop_impersonation_path"
+        :title="$options.i18n.stopImpersonating"
+        :aria-label="$options.i18n.stopImpersonating"
+        icon="incognito"
+        variant="confirm"
+        category="tertiary"
+        data-method="delete"
+        data-testid="stop-impersonation-btn"
+      />
     </div>
     <div class="gl-display-flex gl-justify-content-space-between gl-px-3 gl-py-2 gl-gap-2">
       <counter
diff --git a/app/assets/javascripts/super_sidebar/super_sidebar_bundle.js b/app/assets/javascripts/super_sidebar/super_sidebar_bundle.js
index c5e8c68b940..58b49f218ad 100644
--- a/app/assets/javascripts/super_sidebar/super_sidebar_bundle.js
+++ b/app/assets/javascripts/super_sidebar/super_sidebar_bundle.js
@@ -1,7 +1,7 @@
 import Vue from 'vue';
 import VueApollo from 'vue-apollo';
 import createDefaultClient from '~/lib/graphql';
-import { convertObjectPropsToCamelCase } from '~/lib/utils/common_utils';
+import { convertObjectPropsToCamelCase, parseBoolean } from '~/lib/utils/common_utils';
 import { initStatusTriggers } from '../header';
 import createStore from './components/global_search/store';
 import {
@@ -29,6 +29,7 @@ export const initSuperSidebar = () => {
   const searchData = convertObjectPropsToCamelCase(sidebarData.search);
 
   const { searchPath, issuesPath, mrPath, autocompletePath, searchContext } = searchData;
+  const isImpersonating = parseBoolean(sidebarData.is_impersonating);
 
   return new Vue({
     el,
@@ -37,6 +38,7 @@ export const initSuperSidebar = () => {
     provide: {
       rootPath,
       toggleNewNavEndpoint,
+      isImpersonating,
     },
     store: createStore({
       searchPath,
diff --git a/app/assets/javascripts/vue_shared/components/entity_select/entity_select.vue b/app/assets/javascripts/vue_shared/components/entity_select/entity_select.vue
index 45c50dce8ce..9b45e969c90 100644
--- a/app/assets/javascripts/vue_shared/components/entity_select/entity_select.vue
+++ b/app/assets/javascripts/vue_shared/components/entity_select/entity_select.vue
@@ -13,6 +13,11 @@ export default {
     GlCollapsibleListbox,
   },
   props: {
+    block: {
+      type: Boolean,
+      required: false,
+      default: false,
+    },
     label: {
       type: String,
       required: true,
@@ -176,6 +181,7 @@ export default {
     <gl-collapsible-listbox
       ref="listbox"
       v-model="selected"
+      :block="block"
       :header-text="headerText"
       :reset-button-label="resetButtonLabel"
       :toggle-text="toggleText"
diff --git a/app/assets/javascripts/vue_shared/components/entity_select/init_project_selects.js b/app/assets/javascripts/vue_shared/components/entity_select/init_project_selects.js
index 1afbeda74c4..12db70d8e9c 100644
--- a/app/assets/javascripts/vue_shared/components/entity_select/init_project_selects.js
+++ b/app/assets/javascripts/vue_shared/components/entity_select/init_project_selects.js
@@ -20,6 +20,8 @@ export const initProjectSelects = () => {
       orderBy,
       selected: initialSelection,
     } = el.dataset;
+    const block = parseBoolean(el.dataset.block);
+    const withShared = parseBoolean(el.dataset.withShared);
     const includeSubgroups = parseBoolean(el.dataset.includeSubgroups);
     const membership = parseBoolean(el.dataset.membership);
     const hasHtmlLabel = parseBoolean(el.dataset.hasHtmlLabel);
@@ -37,6 +39,8 @@ export const initProjectSelects = () => {
             groupId,
             userId,
             orderBy,
+            block,
+            withShared,
             includeSubgroups,
             membership,
             initialSelection,
diff --git a/app/assets/javascripts/vue_shared/components/entity_select/project_select.vue b/app/assets/javascripts/vue_shared/components/entity_select/project_select.vue
index 393991d746e..7af3819f2a5 100644
--- a/app/assets/javascripts/vue_shared/components/entity_select/project_select.vue
+++ b/app/assets/javascripts/vue_shared/components/entity_select/project_select.vue
@@ -20,6 +20,11 @@ export default {
     SafeHtml,
   },
   props: {
+    block: {
+      type: Boolean,
+      required: false,
+      default: false,
+    },
     label: {
       type: String,
       required: true,
@@ -47,6 +52,11 @@ export default {
       required: false,
       default: null,
     },
+    withShared: {
+      type: Boolean,
+      required: false,
+      default: true,
+    },
     includeSubgroups: {
       type: Boolean,
       required: false,
@@ -86,7 +96,7 @@ export default {
           if (this.groupId) {
             return Api.groupProjects(this.groupId, searchString, {
               ...commonParams,
-              with_shared: true,
+              with_shared: this.withShared,
               include_subgroups: this.includeSubgroups,
               simple: true,
             });
@@ -99,7 +109,7 @@ export default {
               this.userId,
               searchString,
               {
-                with_shared: true,
+                with_shared: this.withShared,
                 include_subgroups: this.includeSubgroups,
               },
               (res) => ({ data: res }),
@@ -154,6 +164,7 @@ export default {
     :default-toggle-text="$options.i18n.searchForProject"
     :fetch-items="fetchProjects"
     :fetch-initial-selection-text="fetchProjectName"
+    :block="block"
     clearable
   >
     <template v-if="hasHtmlLabel" #label>
diff --git a/app/helpers/sidebars_helper.rb b/app/helpers/sidebars_helper.rb
index 6a19943afa6..341937e78de 100644
--- a/app/helpers/sidebars_helper.rb
+++ b/app/helpers/sidebars_helper.rb
@@ -87,7 +87,9 @@ module SidebarsHelper
       search: search_data,
       pinned_items: user.pinned_nav_items[panel_type] || [],
       panel_type: panel_type,
-      update_pins_url: pins_url
+      update_pins_url: pins_url,
+      is_impersonating: impersonating?,
+      stop_impersonation_path: admin_impersonation_path
     }
   end
 
@@ -323,6 +325,10 @@ module SidebarsHelper
       count.to_s
     end
   end
+
+  def impersonating?
+    !!session[:impersonator_id]
+  end
 end
 
 SidebarsHelper.prepend_mod_with('SidebarsHelper')
diff --git a/app/models/work_items/resource_link_event.rb b/app/models/work_items/resource_link_event.rb
new file mode 100644
index 00000000000..64d51b2743c
--- /dev/null
+++ b/app/models/work_items/resource_link_event.rb
@@ -0,0 +1,14 @@
+# frozen_string_literal: true
+
+module WorkItems
+  class ResourceLinkEvent < ResourceEvent
+    belongs_to :child_work_item, class_name: 'WorkItem'
+
+    validates :child_work_item, presence: true
+
+    enum action: {
+      add: 1,
+      remove: 2
+    }
+  end
+end
diff --git a/app/views/clusters/clusters/_advanced_settings.html.haml b/app/views/clusters/clusters/_advanced_settings.html.haml
index b49f1aa061a..a818f8a5c26 100644
--- a/app/views/clusters/clusters/_advanced_settings.html.haml
+++ b/app/views/clusters/clusters/_advanced_settings.html.haml
@@ -24,6 +24,7 @@
           order_by: 'last_activity_at',
           group_id: group_id,
           user_id: user_id,
+          with_shared: true.to_s,
           include_subgroups: true.to_s,
           membership: true.to_s,
           selected: @cluster.management_project_id } }
diff --git a/db/docs/resource_link_events.yml b/db/docs/resource_link_events.yml
new file mode 100644
index 00000000000..cfa04aa522c
--- /dev/null
+++ b/db/docs/resource_link_events.yml
@@ -0,0 +1,10 @@
+---
+table_name: resource_link_events
+classes:
+- WorkItems::ResourceLinkEvent
+feature_categories:
+- planning_analytics
+description: Records the change of parent link on work items along with timestamps
+introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/114394
+milestone: '15.11'
+gitlab_schema: gitlab_main
diff --git a/db/migrate/20230313031351_create_resource_link_events.rb b/db/migrate/20230313031351_create_resource_link_events.rb
new file mode 100644
index 00000000000..03f00c9416b
--- /dev/null
+++ b/db/migrate/20230313031351_create_resource_link_events.rb
@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+class CreateResourceLinkEvents < Gitlab::Database::Migration[2.1]
+  def change
+    create_table :resource_link_events do |t|
+      t.integer :action, limit: 2, null: false
+      t.bigint :user_id, null: false
+      t.references :issue, index: true, null: false, foreign_key: { on_delete: :cascade }
+      t.references :child_work_item, index: true, null: false, foreign_key: { to_table: :issues, on_delete: :cascade }
+      t.datetime_with_timezone :created_at, null: false
+
+      t.index :user_id
+    end
+  end
+end
diff --git a/db/migrate/20230329085754_add_foreign_key_to_resource_link_events_on_user.rb b/db/migrate/20230329085754_add_foreign_key_to_resource_link_events_on_user.rb
new file mode 100644
index 00000000000..6a167f232ae
--- /dev/null
+++ b/db/migrate/20230329085754_add_foreign_key_to_resource_link_events_on_user.rb
@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+class AddForeignKeyToResourceLinkEventsOnUser < Gitlab::Database::Migration[2.1]
+  disable_ddl_transaction!
+
+  def up
+    add_concurrent_foreign_key :resource_link_events, :users, column: :user_id, on_delete: :nullify, validate: true
+  end
+
+  def down
+    with_lock_retries do
+      remove_foreign_key_if_exists :resource_link_events, column: :user_id
+    end
+  end
+end
diff --git a/db/migrate/20230403164454_add_fork_storage_size_columns_to_root_storage_statistics.rb b/db/migrate/20230403164454_add_fork_storage_size_columns_to_root_storage_statistics.rb
new file mode 100644
index 00000000000..3428fba669f
--- /dev/null
+++ b/db/migrate/20230403164454_add_fork_storage_size_columns_to_root_storage_statistics.rb
@@ -0,0 +1,11 @@
+# frozen_string_literal: true
+
+class AddForkStorageSizeColumnsToRootStorageStatistics < Gitlab::Database::Migration[2.1]
+  enable_lock_retries!
+
+  def change
+    add_column :namespace_root_storage_statistics, :public_forks_storage_size, :bigint, default: 0, null: false
+    add_column :namespace_root_storage_statistics, :internal_forks_storage_size, :bigint, default: 0, null: false
+    add_column :namespace_root_storage_statistics, :private_forks_storage_size, :bigint, default: 0, null: false
+  end
+end
diff --git a/db/schema_migrations/20230313031351 b/db/schema_migrations/20230313031351
new file mode 100644
index 00000000000..37a57006cae
--- /dev/null
+++ b/db/schema_migrations/20230313031351
@@ -0,0 +1 @@
+44dc97ac36a6edcd0c0dba76f6b60204b72c005da7bd793af4ac7832d949bd0b
\ No newline at end of file
diff --git a/db/schema_migrations/20230329085754 b/db/schema_migrations/20230329085754
new file mode 100644
index 00000000000..fd2687b225f
--- /dev/null
+++ b/db/schema_migrations/20230329085754
@@ -0,0 +1 @@
+52c5c662dc46313dece9ed9228af5ea2734f0fc4872ba0f6a762e77437b9564e
\ No newline at end of file
diff --git a/db/schema_migrations/20230403164454 b/db/schema_migrations/20230403164454
new file mode 100644
index 00000000000..0283a3b1612
--- /dev/null
+++ b/db/schema_migrations/20230403164454
@@ -0,0 +1 @@
+ff04f9ef9bb479b85223e361b96c921e25b436a86a0041627b595c3635848a5b
\ No newline at end of file
diff --git a/db/structure.sql b/db/structure.sql
index 0266b37c320..06e4541147b 100644
--- a/db/structure.sql
+++ b/db/structure.sql
@@ -18623,7 +18623,10 @@ CREATE TABLE namespace_root_storage_statistics (
     dependency_proxy_size bigint DEFAULT 0 NOT NULL,
     notification_level smallint DEFAULT 100 NOT NULL,
     container_registry_size bigint DEFAULT 0 NOT NULL,
-    registry_size_estimated boolean DEFAULT false NOT NULL
+    registry_size_estimated boolean DEFAULT false NOT NULL,
+    public_forks_storage_size bigint DEFAULT 0 NOT NULL,
+    internal_forks_storage_size bigint DEFAULT 0 NOT NULL,
+    private_forks_storage_size bigint DEFAULT 0 NOT NULL
 );
 
 CREATE TABLE namespace_settings (
@@ -21740,6 +21743,24 @@ CREATE SEQUENCE resource_label_events_id_seq
 
 ALTER SEQUENCE resource_label_events_id_seq OWNED BY resource_label_events.id;
 
+CREATE TABLE resource_link_events (
+    id bigint NOT NULL,
+    action smallint NOT NULL,
+    user_id bigint NOT NULL,
+    issue_id bigint NOT NULL,
+    child_work_item_id bigint NOT NULL,
+    created_at timestamp with time zone NOT NULL
+);
+
+CREATE SEQUENCE resource_link_events_id_seq
+    START WITH 1
+    INCREMENT BY 1
+    NO MINVALUE
+    NO MAXVALUE
+    CACHE 1;
+
+ALTER SEQUENCE resource_link_events_id_seq OWNED BY resource_link_events.id;
+
 CREATE TABLE resource_milestone_events (
     id bigint NOT NULL,
     user_id bigint,
@@ -25341,6 +25362,8 @@ ALTER TABLE ONLY resource_iteration_events ALTER COLUMN id SET DEFAULT nextval('
 
 ALTER TABLE ONLY resource_label_events ALTER COLUMN id SET DEFAULT nextval('resource_label_events_id_seq'::regclass);
 
+ALTER TABLE ONLY resource_link_events ALTER COLUMN id SET DEFAULT nextval('resource_link_events_id_seq'::regclass);
+
 ALTER TABLE ONLY resource_milestone_events ALTER COLUMN id SET DEFAULT nextval('resource_milestone_events_id_seq'::regclass);
 
 ALTER TABLE ONLY resource_state_events ALTER COLUMN id SET DEFAULT nextval('resource_state_events_id_seq'::regclass);
@@ -27703,6 +27726,9 @@ ALTER TABLE ONLY resource_iteration_events
 ALTER TABLE ONLY resource_label_events
     ADD CONSTRAINT resource_label_events_pkey PRIMARY KEY (id);
 
+ALTER TABLE ONLY resource_link_events
+    ADD CONSTRAINT resource_link_events_pkey PRIMARY KEY (id);
+
 ALTER TABLE ONLY resource_milestone_events
     ADD CONSTRAINT resource_milestone_events_pkey PRIMARY KEY (id);
 
@@ -31928,6 +31954,12 @@ CREATE INDEX index_resource_label_events_on_merge_request_id_label_id_action ON
 
 CREATE INDEX index_resource_label_events_on_user_id ON resource_label_events USING btree (user_id);
 
+CREATE INDEX index_resource_link_events_on_child_work_item_id ON resource_link_events USING btree (child_work_item_id);
+
+CREATE INDEX index_resource_link_events_on_issue_id ON resource_link_events USING btree (issue_id);
+
+CREATE INDEX index_resource_link_events_on_user_id ON resource_link_events USING btree (user_id);
+
 CREATE INDEX index_resource_milestone_events_created_at ON resource_milestone_events USING btree (created_at);
 
 CREATE INDEX index_resource_milestone_events_on_issue_id ON resource_milestone_events USING btree (issue_id);
@@ -34950,6 +34982,9 @@ ALTER TABLE ONLY namespace_bans
 ALTER TABLE ONLY gitlab_subscriptions
     ADD CONSTRAINT fk_bd0c4019c3 FOREIGN KEY (hosted_plan_id) REFERENCES plans(id) ON DELETE CASCADE;
 
+ALTER TABLE ONLY resource_link_events
+    ADD CONSTRAINT fk_bd4ae15ce4 FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE SET NULL;
+
 ALTER TABLE ONLY metrics_users_starred_dashboards
     ADD CONSTRAINT fk_bd6ae32fac FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE;
 
@@ -35310,6 +35345,9 @@ ALTER TABLE ONLY audit_events_external_audit_event_destinations
 ALTER TABLE ONLY operations_user_lists
     ADD CONSTRAINT fk_rails_0c716e079b FOREIGN KEY (project_id) REFERENCES projects(id) ON DELETE CASCADE;
 
+ALTER TABLE ONLY resource_link_events
+    ADD CONSTRAINT fk_rails_0cea73eba5 FOREIGN KEY (child_work_item_id) REFERENCES issues(id) ON DELETE CASCADE;
+
 ALTER TABLE ONLY geo_node_statuses
     ADD CONSTRAINT fk_rails_0ecc699c2a FOREIGN KEY (geo_node_id) REFERENCES geo_nodes(id) ON DELETE CASCADE;
 
@@ -36696,6 +36734,9 @@ ALTER TABLE ONLY merge_request_reviewers
 ALTER TABLE ONLY ci_running_builds
     ADD CONSTRAINT fk_rails_da45cfa165_p FOREIGN KEY (partition_id, build_id) REFERENCES ci_builds(partition_id, id) ON UPDATE CASCADE ON DELETE CASCADE;
 
+ALTER TABLE ONLY resource_link_events
+    ADD CONSTRAINT fk_rails_da5dd8a56f FOREIGN KEY (issue_id) REFERENCES issues(id) ON DELETE CASCADE;
+
 ALTER TABLE ONLY jira_imports
     ADD CONSTRAINT fk_rails_da617096ce FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE SET NULL;
 
diff --git a/lib/gitlab/database/partitioning/convert_table_to_first_list_partition.rb b/lib/gitlab/database/partitioning/convert_table_to_first_list_partition.rb
index f6cec311225..afca2368126 100644
--- a/lib/gitlab/database/partitioning/convert_table_to_first_list_partition.rb
+++ b/lib/gitlab/database/partitioning/convert_table_to_first_list_partition.rb
@@ -8,6 +8,8 @@ module Gitlab
 
         SQL_STATEMENT_SEPARATOR = ";\n\n"
 
+        PARTITIONING_CONSTRAINT_NAME = 'partitioning_constraint'
+
         attr_reader :partitioning_column, :table_name, :parent_table_name, :zero_partition_value
 
         def initialize(
@@ -23,10 +25,10 @@ module Gitlab
           @lock_tables = Array.wrap(lock_tables)
         end
 
-        def prepare_for_partitioning
+        def prepare_for_partitioning(async: false)
           assert_existing_constraints_partitionable
 
-          add_partitioning_check_constraint
+          add_partitioning_check_constraint(async: async)
         end
 
         def revert_preparation_for_partitioning
@@ -121,16 +123,17 @@ module Gitlab
           constraints_on_column = Gitlab::Database::PostgresConstraint
                                     .by_table_identifier(table_identifier)
                                     .check_constraints
-                                    .valid
                                     .including_column(partitioning_column)
 
-          constraints_on_column.to_a.find do |constraint|
-            constraint.definition == "CHECK ((#{partitioning_column} = #{zero_partition_value}))"
+          check_body = "CHECK ((#{partitioning_column} = #{zero_partition_value}))"
+
+          constraints_on_column.find do |constraint|
+            constraint.definition.start_with?(check_body)
           end
         end
 
         def assert_partitioning_constraint_present
-          return if partitioning_constraint
+          return if partitioning_constraint&.constraint_valid?
 
           raise UnableToPartition, <<~MSG
             Table #{table_name} is not ready for partitioning.
@@ -138,14 +141,43 @@ module Gitlab
           MSG
         end
 
-        def add_partitioning_check_constraint
-          return if partitioning_constraint.present?
+        def add_partitioning_check_constraint(async: false)
+          return validate_partitioning_constraint_synchronously if partitioning_constraint.present?
 
           check_body = "#{partitioning_column} = #{connection.quote(zero_partition_value)}"
           # Any constraint name would work. The constraint is found based on its definition before partitioning
-          migration_context.add_check_constraint(table_name, check_body, 'partitioning_constraint')
+          migration_context.add_check_constraint(
+            table_name, check_body, PARTITIONING_CONSTRAINT_NAME,
+            validate: !async
+          )
+
+          if async
+            migration_context.prepare_async_check_constraint_validation(
+              table_name, name: PARTITIONING_CONSTRAINT_NAME
+            )
+          end
+
+          return if partitioning_constraint.present?
+
+          raise UnableToPartition, <<~MSG
+            Error adding partitioning constraint `#{PARTITIONING_CONSTRAINT_NAME}` for `#{table_name}`
+          MSG
+        end
+
+        def validate_partitioning_constraint_synchronously
+          if partitioning_constraint.constraint_valid?
+            return Gitlab::AppLogger.info <<~MSG
+              Nothing to do, the partitioning constraint exists and is valid for `#{table_name}`
+            MSG
+          end
+
+          # Async validations are executed only on .com, we need to validate synchronously for self-managed
+          migration_context.validate_check_constraint(table_name, partitioning_constraint.name)
+          return if partitioning_constraint.constraint_valid?
 
-          raise UnableToPartition, 'Error adding partitioning constraint' unless partitioning_constraint.present?
+          raise UnableToPartition, <<~MSG
+            Error validating partitioning constraint `#{partitioning_constraint.name}` for `#{table_name}`
+          MSG
         end
 
         def create_parent_table
diff --git a/lib/gitlab/database/partitioning_migration_helpers/table_management_helpers.rb b/lib/gitlab/database/partitioning_migration_helpers/table_management_helpers.rb
index 3477f4846b6..5a942577006 100644
--- a/lib/gitlab/database/partitioning_migration_helpers/table_management_helpers.rb
+++ b/lib/gitlab/database/partitioning_migration_helpers/table_management_helpers.rb
@@ -252,7 +252,7 @@ module Gitlab
           create_sync_trigger(source_table_name, trigger_name, function_name)
         end
 
-        def prepare_constraint_for_list_partitioning(table_name:, partitioning_column:, parent_table_name:, initial_partitioning_value:)
+        def prepare_constraint_for_list_partitioning(table_name:, partitioning_column:, parent_table_name:, initial_partitioning_value:, async: false)
           validate_not_in_transaction!(:prepare_constraint_for_list_partitioning)
 
           Gitlab::Database::Partitioning::ConvertTableToFirstListPartition
@@ -261,7 +261,7 @@ module Gitlab
                  parent_table_name: parent_table_name,
                  partitioning_column: partitioning_column,
                  zero_partition_value: initial_partitioning_value
-                ).prepare_for_partitioning
+                ).prepare_for_partitioning(async: async)
         end
 
         def revert_preparing_constraint_for_list_partitioning(table_name:, partitioning_column:, parent_table_name:, initial_partitioning_value:)
diff --git a/locale/gitlab.pot b/locale/gitlab.pot
index 114fc340132..56e0c0cd5f2 100644
--- a/locale/gitlab.pot
+++ b/locale/gitlab.pot
@@ -42294,6 +42294,9 @@ msgstr ""
 msgid "Stop Terminal"
 msgstr ""
 
+msgid "Stop impersonating"
+msgstr ""
+
 msgid "Stop impersonation"
 msgstr ""
 
diff --git a/package.json b/package.json
index 673c49fb344..37765ae6204 100644
--- a/package.json
+++ b/package.json
@@ -60,6 +60,7 @@
     "@gitlab/visual-review-tools": "1.7.3",
     "@gitlab/web-ide": "0.0.1-dev-20230323132525",
     "@mattiasbuelens/web-streams-adapter": "^0.1.0",
+    "@popperjs/core": "^2.11.2",
     "@rails/actioncable": "6.1.4-7",
     "@rails/ujs": "6.1.4-7",
     "@sourcegraph/code-host-integration": "0.0.84",
diff --git a/qa/qa/page/group/menu.rb b/qa/qa/page/group/menu.rb
index c0af4af464b..46228926311 100644
--- a/qa/qa/page/group/menu.rb
+++ b/qa/qa/page/group/menu.rb
@@ -5,7 +5,13 @@ module QA
     module Group
       class Menu < Page::Base
         include SubMenus::Common
-        include SubMenus::SuperSidebar::Settings if Runtime::Env.super_sidebar_enabled?
+
+        if Runtime::Env.super_sidebar_enabled?
+          prepend Page::SubMenus::SuperSidebar::Manage
+          prepend Page::SubMenus::SuperSidebar::Plan
+          prepend SubMenus::SuperSidebar::Settings
+          prepend SubMenus::SuperSidebar::Build
+        end
 
         def click_group_members_item
           hover_group_information do
@@ -16,6 +22,8 @@ module QA
         end
 
         def click_subgroup_members_item
+          return go_to_members if Runtime::Env.super_sidebar_enabled?
+
           hover_subgroup_information do
             within_submenu do
               click_element(:sidebar_menu_item_link, menu_item: 'Members')
diff --git a/qa/qa/page/group/sub_menus/super_sidebar/build.rb b/qa/qa/page/group/sub_menus/super_sidebar/build.rb
new file mode 100644
index 00000000000..704548c1dd0
--- /dev/null
+++ b/qa/qa/page/group/sub_menus/super_sidebar/build.rb
@@ -0,0 +1,25 @@
+# frozen_string_literal: true
+
+module QA
+  module Page
+    module Group
+      module SubMenus
+        module SuperSidebar
+          module Build
+            extend QA::Page::PageConcern
+
+            def go_to_runners
+              open_build_submenu("Runners")
+            end
+
+            private
+
+            def open_build_submenu(sub_menu)
+              open_submenu("Build", "#build", sub_menu)
+            end
+          end
+        end
+      end
+    end
+  end
+end
diff --git a/qa/qa/page/group/sub_menus/super_sidebar/common.rb b/qa/qa/page/group/sub_menus/super_sidebar/common.rb
deleted file mode 100644
index dc1975c0044..00000000000
--- a/qa/qa/page/group/sub_menus/super_sidebar/common.rb
+++ /dev/null
@@ -1,24 +0,0 @@
-# frozen_string_literal: true
-
-module QA
-  module Page
-    module Group
-      module SubMenus
-        module SuperSidebar
-          module Common
-            private
-
-            def open_submenu(parent_menu_name, parent_section_id, sub_menu)
-              click_element(:sidebar_menu_link, menu_item: parent_menu_name)
-
-              # TODO: it's not possible to add qa-selectors to sub-menu containers at the moment
-              within(parent_section_id) do
-                click_element(:sidebar_menu_link, menu_item: sub_menu)
-              end
-            end
-          end
-        end
-      end
-    end
-  end
-end
diff --git a/qa/qa/page/group/sub_menus/super_sidebar/settings.rb b/qa/qa/page/group/sub_menus/super_sidebar/settings.rb
index b0501454413..4478b4b93b3 100644
--- a/qa/qa/page/group/sub_menus/super_sidebar/settings.rb
+++ b/qa/qa/page/group/sub_menus/super_sidebar/settings.rb
@@ -8,14 +8,6 @@ module QA
           module Settings
             extend QA::Page::PageConcern
 
-            def self.included(base)
-              super
-
-              base.class_eval do
-                include Common
-              end
-            end
-
             def go_to_general_settings
               open_settings_submenu("General")
             end
diff --git a/qa/qa/page/project/menu.rb b/qa/qa/page/project/menu.rb
index 0b2ea479f17..08bd20d5468 100644
--- a/qa/qa/page/project/menu.rb
+++ b/qa/qa/page/project/menu.rb
@@ -16,16 +16,14 @@ module QA
         include SubMenus::Packages
 
         if Runtime::Env.super_sidebar_enabled?
+          include Page::SubMenus::SuperSidebar::Manage
           include SubMenus::SuperSidebar::Project
-          include SubMenus::SuperSidebar::Manage
           include SubMenus::SuperSidebar::Plan
           include SubMenus::SuperSidebar::Settings
           include SubMenus::SuperSidebar::Code
           include SubMenus::SuperSidebar::Build
-          include SubMenus::SuperSidebar::Secure
           include SubMenus::SuperSidebar::Operate
           include SubMenus::SuperSidebar::Monitor
-          include SubMenus::SuperSidebar::Analyze
         end
 
         def click_merge_requests
diff --git a/qa/qa/page/project/sub_menus/issues.rb b/qa/qa/page/project/sub_menus/issues.rb
index 7fa19063653..48840c29635 100644
--- a/qa/qa/page/project/sub_menus/issues.rb
+++ b/qa/qa/page/project/sub_menus/issues.rb
@@ -27,7 +27,7 @@ module QA
             end
           end
 
-          def go_to_boards
+          def go_to_issue_boards
             hover_issues do
               within_submenu do
                 click_element(:sidebar_menu_item_link, menu_item: 'Boards')
diff --git a/qa/qa/page/project/sub_menus/super_sidebar/analyze.rb b/qa/qa/page/project/sub_menus/super_sidebar/analyze.rb
deleted file mode 100644
index 0a0735ee3eb..00000000000
--- a/qa/qa/page/project/sub_menus/super_sidebar/analyze.rb
+++ /dev/null
@@ -1,45 +0,0 @@
-# frozen_string_literal: true
-
-module QA
-  module Page
-    module Project
-      module SubMenus
-        module SuperSidebar
-          module Analyze
-            extend QA::Page::PageConcern
-
-            def self.included(base)
-              super
-
-              base.class_eval do
-                include QA::Page::Project::SubMenus::SuperSidebar::Common
-              end
-            end
-
-            def go_to_value_stream_analytics
-              open_analyze_submenu('Value stream analytics')
-            end
-
-            def go_to_contributor_statistics
-              open_analyze_submenu('Contributor statistics')
-            end
-
-            def go_to_ci_cd_analytics
-              open_analyze_submenu('CI/CD analytics')
-            end
-
-            def go_to_repository_analytics
-              open_analyze_submenu('Repository analytics')
-            end
-
-            private
-
-            def open_analyze_submenu(sub_menu)
-              open_submenu('Analyze', '#analyze', sub_menu)
-            end
-          end
-        end
-      end
-    end
-  end
-end
diff --git a/qa/qa/page/project/sub_menus/super_sidebar/build.rb b/qa/qa/page/project/sub_menus/super_sidebar/build.rb
index 117aade7b1d..f5052051d6a 100644
--- a/qa/qa/page/project/sub_menus/super_sidebar/build.rb
+++ b/qa/qa/page/project/sub_menus/super_sidebar/build.rb
@@ -8,14 +8,6 @@ module QA
           module Build
             extend QA::Page::PageConcern
 
-            def self.included(base)
-              super
-
-              base.class_eval do
-                include QA::Page::Project::SubMenus::SuperSidebar::Common
-              end
-            end
-
             def go_to_pipelines
               open_build_submenu('Pipelines')
             end
diff --git a/qa/qa/page/project/sub_menus/super_sidebar/code.rb b/qa/qa/page/project/sub_menus/super_sidebar/code.rb
index 77b87da545e..8263ada5c23 100644
--- a/qa/qa/page/project/sub_menus/super_sidebar/code.rb
+++ b/qa/qa/page/project/sub_menus/super_sidebar/code.rb
@@ -8,14 +8,6 @@ module QA
           module Code
             extend QA::Page::PageConcern
 
-            def self.included(base)
-              super
-
-              base.class_eval do
-                include QA::Page::Project::SubMenus::SuperSidebar::Common
-              end
-            end
-
             def go_to_repository
               open_code_submenu('Repository')
             end
diff --git a/qa/qa/page/project/sub_menus/super_sidebar/common.rb b/qa/qa/page/project/sub_menus/super_sidebar/common.rb
deleted file mode 100644
index 7cb14f4189e..00000000000
--- a/qa/qa/page/project/sub_menus/super_sidebar/common.rb
+++ /dev/null
@@ -1,24 +0,0 @@
-# frozen_string_literal: true
-
-module QA
-  module Page
-    module Project
-      module SubMenus
-        module SuperSidebar
-          module Common
-            private
-
-            def open_submenu(parent_menu_name, parent_section_id, sub_menu)
-              click_element(:sidebar_menu_link, menu_item: parent_menu_name)
-
-              # TODO: it's not possible to add qa-selectors to sub-menu container
-              within(parent_section_id) do
-                click_element(:sidebar_menu_link, menu_item: sub_menu)
-              end
-            end
-          end
-        end
-      end
-    end
-  end
-end
diff --git a/qa/qa/page/project/sub_menus/super_sidebar/manage.rb b/qa/qa/page/project/sub_menus/super_sidebar/manage.rb
deleted file mode 100644
index 40bbd3b6618..00000000000
--- a/qa/qa/page/project/sub_menus/super_sidebar/manage.rb
+++ /dev/null
@@ -1,45 +0,0 @@
-# frozen_string_literal: true
-
-module QA
-  module Page
-    module Project
-      module SubMenus
-        module SuperSidebar
-          module Manage
-            extend QA::Page::PageConcern
-
-            def self.included(base)
-              super
-
-              base.class_eval do
-                include QA::Page::Project::SubMenus::SuperSidebar::Common
-              end
-            end
-
-            def go_to_activity
-              open_manage_submenu('Activity')
-            end
-
-            def go_to_members
-              open_manage_submenu('Members')
-            end
-
-            def go_to_labels
-              open_manage_submenu('Labels')
-            end
-
-            def go_to_milestones
-              open_manage_submenu('Milestones')
-            end
-
-            private
-
-            def open_manage_submenu(sub_menu)
-              open_submenu('Manage', '#manage', sub_menu)
-            end
-          end
-        end
-      end
-    end
-  end
-end
diff --git a/qa/qa/page/project/sub_menus/super_sidebar/monitor.rb b/qa/qa/page/project/sub_menus/super_sidebar/monitor.rb
index 2a578ba2e80..391cde6887b 100644
--- a/qa/qa/page/project/sub_menus/super_sidebar/monitor.rb
+++ b/qa/qa/page/project/sub_menus/super_sidebar/monitor.rb
@@ -8,14 +8,6 @@ module QA
           module Monitor
             extend QA::Page::PageConcern
 
-            def self.included(base)
-              super
-
-              base.class_eval do
-                include QA::Page::Project::SubMenus::SuperSidebar::Common
-              end
-            end
-
             def go_to_metrics
               open_monitor_submenu('Metrics')
             end
diff --git a/qa/qa/page/project/sub_menus/super_sidebar/operate.rb b/qa/qa/page/project/sub_menus/super_sidebar/operate.rb
index f2a131d915d..5e4306c77d0 100644
--- a/qa/qa/page/project/sub_menus/super_sidebar/operate.rb
+++ b/qa/qa/page/project/sub_menus/super_sidebar/operate.rb
@@ -8,14 +8,6 @@ module QA
           module Operate
             extend QA::Page::PageConcern
 
-            def self.included(base)
-              super
-
-              base.class_eval do
-                include QA::Page::Project::SubMenus::SuperSidebar::Common
-              end
-            end
-
             def go_to_package_registry
               open_operate_submenu('Package Registry')
             end
diff --git a/qa/qa/page/project/sub_menus/super_sidebar/plan.rb b/qa/qa/page/project/sub_menus/super_sidebar/plan.rb
index 4ed9faeffc0..ca81837b2e2 100644
--- a/qa/qa/page/project/sub_menus/super_sidebar/plan.rb
+++ b/qa/qa/page/project/sub_menus/super_sidebar/plan.rb
@@ -6,32 +6,16 @@ module QA
       module SubMenus
         module SuperSidebar
           module Plan
-            extend QA::Page::PageConcern
-
             def self.included(base)
               super
 
               base.class_eval do
-                include QA::Page::Project::SubMenus::SuperSidebar::Common
+                include QA::Page::SubMenus::SuperSidebar::Plan
               end
             end
 
-            def go_to_boards
-              open_plan_submenu("Issue boards")
-            end
-
-            def go_to_service_desk
-              open_plan_submenu("Service Desk")
-            end
-
-            def go_to_wiki
-              open_plan_submenu("Wiki")
-            end
-
-            private
-
-            def open_plan_submenu(sub_menu)
-              open_submenu("Plan", "#plan", sub_menu)
+            def go_to_requirements
+              open_plan_submenu("Requirements")
             end
           end
         end
diff --git a/qa/qa/page/project/sub_menus/super_sidebar/project.rb b/qa/qa/page/project/sub_menus/super_sidebar/project.rb
index ef3b8cc9596..0d2df959548 100644
--- a/qa/qa/page/project/sub_menus/super_sidebar/project.rb
+++ b/qa/qa/page/project/sub_menus/super_sidebar/project.rb
@@ -8,14 +8,6 @@ module QA
           module Project
             extend QA::Page::PageConcern
 
-            def self.included(base)
-              super
-
-              base.class_eval do
-                include QA::Page::Project::SubMenus::Common
-              end
-            end
-
             def click_project
               within_sidebar do
                 click_element(:sidebar_menu_link, menu_item: 'Project overview')
diff --git a/qa/qa/page/project/sub_menus/super_sidebar/secure.rb b/qa/qa/page/project/sub_menus/super_sidebar/secure.rb
index 4fea95a5456..1b9e35d3d37 100644
--- a/qa/qa/page/project/sub_menus/super_sidebar/secure.rb
+++ b/qa/qa/page/project/sub_menus/super_sidebar/secure.rb
@@ -8,18 +8,6 @@ module QA
           module Secure
             extend QA::Page::PageConcern
 
-            def self.included(base)
-              super
-
-              base.class_eval do
-                include QA::Page::Project::SubMenus::SuperSidebar::Common
-              end
-            end
-
-            def go_to_audit_events
-              open_secure_submenu('Audit events')
-            end
-
             def go_to_security_configuration
               open_secure_submenu('Security configuration')
             end
diff --git a/qa/qa/page/project/sub_menus/super_sidebar/settings.rb b/qa/qa/page/project/sub_menus/super_sidebar/settings.rb
index eead4f9b147..f2833239966 100644
--- a/qa/qa/page/project/sub_menus/super_sidebar/settings.rb
+++ b/qa/qa/page/project/sub_menus/super_sidebar/settings.rb
@@ -8,14 +8,6 @@ module QA
           module Settings
             extend QA::Page::PageConcern
 
-            def self.included(base)
-              super
-
-              base.class_eval do
-                include QA::Page::Project::SubMenus::SuperSidebar::Common
-              end
-            end
-
             def go_to_general_settings
               open_settings_submenu('General')
             end
diff --git a/qa/qa/page/sub_menus/common.rb b/qa/qa/page/sub_menus/common.rb
index 518b3b4e84e..2e3e53ac793 100644
--- a/qa/qa/page/sub_menus/common.rb
+++ b/qa/qa/page/sub_menus/common.rb
@@ -15,38 +15,41 @@ module QA
           end
         end
 
-        def within_sidebar
+        def within_sidebar(&block)
           wait_for_requests
 
-          within_element(sidebar_element) do
-            yield
-          end
+          within_element(sidebar_element, &block)
         end
 
-        def within_submenu(element = nil)
+        def within_submenu(element = nil, &block)
           if element
-            within_element(element) do
-              yield
-            end
+            within_element(element, &block)
           else
-            within_submenu_without_element do
-              yield
-            end
+            within_submenu_without_element(&block)
           end
         end
 
         private
 
-        def within_submenu_without_element
-          if has_css?('.fly-out-list')
-            within('.fly-out-list') do
-              yield
-            end
-          else
-            yield
+        # Implementation for super-sidebar, will replace within_submenu
+        #
+        # @param [String] parent_menu_name
+        # @param [String] parent_section_id
+        # @param [String] sub_menu
+        # @return [void]
+        def open_submenu(parent_menu_name, parent_section_id, sub_menu)
+          click_element(:sidebar_menu_link, menu_item: parent_menu_name)
+
+          # TODO: it's not possible to add qa-selectors to sub-menu container
+          within(parent_section_id) do
+            click_element(:sidebar_menu_link, menu_item: sub_menu)
           end
         end
 
+        def within_submenu_without_element(&block)
+          has_css?('.fly-out-list') ? within('.fly-out-list', &block) : yield
+        end
+
         def sidebar_element
           raise NotImplementedError
         end
diff --git a/qa/qa/page/sub_menus/super_sidebar/manage.rb b/qa/qa/page/sub_menus/super_sidebar/manage.rb
new file mode 100644
index 00000000000..ddab1b373cf
--- /dev/null
+++ b/qa/qa/page/sub_menus/super_sidebar/manage.rb
@@ -0,0 +1,43 @@
+# frozen_string_literal: true
+
+module QA
+  module Page
+    module SubMenus
+      module SuperSidebar
+        module Manage
+          extend QA::Page::PageConcern
+
+          def self.included(base)
+            super
+
+            base.class_eval do
+              include QA::Page::SubMenus::Common
+            end
+          end
+
+          def go_to_activity
+            open_manage_submenu('Activity')
+          end
+
+          def go_to_members
+            open_manage_submenu('Members')
+          end
+
+          def go_to_labels
+            open_manage_submenu('Labels')
+          end
+
+          def go_to_milestones
+            open_manage_submenu('Milestones')
+          end
+
+          private
+
+          def open_manage_submenu(sub_menu)
+            open_submenu('Manage', '#manage', sub_menu)
+          end
+        end
+      end
+    end
+  end
+end
diff --git a/qa/qa/page/sub_menus/super_sidebar/plan.rb b/qa/qa/page/sub_menus/super_sidebar/plan.rb
new file mode 100644
index 00000000000..7e966450e19
--- /dev/null
+++ b/qa/qa/page/sub_menus/super_sidebar/plan.rb
@@ -0,0 +1,39 @@
+# frozen_string_literal: true
+
+module QA
+  module Page
+    module SubMenus
+      module SuperSidebar
+        module Plan
+          extend QA::Page::PageConcern
+
+          def self.included(base)
+            super
+
+            base.class_eval do
+              include QA::Page::SubMenus::Common
+            end
+          end
+
+          def go_to_issue_boards
+            open_plan_submenu("Issue boards")
+          end
+
+          def go_to_service_desk
+            open_plan_submenu("Service Desk")
+          end
+
+          def go_to_wiki
+            open_plan_submenu("Wiki")
+          end
+
+          private
+
+          def open_plan_submenu(sub_menu)
+            open_submenu("Plan", "#plan", sub_menu)
+          end
+        end
+      end
+    end
+  end
+end
diff --git a/qa/qa/specs/features/browser_ui/2_plan/issue_boards/focus_mode_spec.rb b/qa/qa/specs/features/browser_ui/2_plan/issue_boards/focus_mode_spec.rb
index 83e178ae4c3..7377b0ff8af 100644
--- a/qa/qa/specs/features/browser_ui/2_plan/issue_boards/focus_mode_spec.rb
+++ b/qa/qa/specs/features/browser_ui/2_plan/issue_boards/focus_mode_spec.rb
@@ -16,7 +16,7 @@ module QA
       it 'focuses on issue board', testcase: 'https://gitlab.com/gitlab-org/gitlab/-/quality/test_cases/347996' do
         project.visit!
 
-        Page::Project::Menu.perform(&:go_to_boards)
+        Page::Project::Menu.perform(&:go_to_issue_boards)
         Page::Component::IssueBoard::Show.perform do |show|
           show.click_focus_mode_button
 
diff --git a/spec/factories/work_items/resource_link_events.rb b/spec/factories/work_items/resource_link_events.rb
new file mode 100644
index 00000000000..696f6dcc43f
--- /dev/null
+++ b/spec/factories/work_items/resource_link_events.rb
@@ -0,0 +1,10 @@
+# frozen_string_literal: true
+
+FactoryBot.define do
+  factory :resource_link_event, class: 'WorkItems::ResourceLinkEvent' do
+    action { :add }
+    issue { association(:issue) }
+    user { issue&.author || association(:user) }
+    child_work_item { association(:work_item, :task) }
+  end
+end
diff --git a/spec/frontend/super_sidebar/components/user_bar_spec.js b/spec/frontend/super_sidebar/components/user_bar_spec.js
index e078d5a943c..f62104f4622 100644
--- a/spec/frontend/super_sidebar/components/user_bar_spec.js
+++ b/spec/frontend/super_sidebar/components/user_bar_spec.js
@@ -25,6 +25,7 @@ describe('UserBar component', () => {
   const findBrandLogo = () => wrapper.findByTestId('brand-header-custom-logo');
   const findSearchButton = () => wrapper.findByTestId('super-sidebar-search-button');
   const findSearchModal = () => wrapper.findComponent(SearchModal);
+  const findStopImpersonationButton = () => wrapper.findByTestId('stop-impersonation-btn');
 
   Vue.use(Vuex);
 
@@ -33,7 +34,7 @@ describe('UserBar component', () => {
       searchOptions: () => MOCK_DEFAULT_SEARCH_OPTIONS,
     },
   });
-  const createWrapper = (extraSidebarData = {}) => {
+  const createWrapper = ({ extraSidebarData = {}, provideOverrides = {} } = {}) => {
     wrapper = shallowMountExtended(UserBar, {
       propsData: {
         sidebarData: { ...sidebarData, ...extraSidebarData },
@@ -41,6 +42,8 @@ describe('UserBar component', () => {
       provide: {
         rootPath: '/',
         toggleNewNavEndpoint: '/-/profile/preferences',
+        isImpersonating: false,
+        ...provideOverrides,
       },
       directives: {
         GlTooltip: createMockDirective('gl-tooltip'),
@@ -95,12 +98,16 @@ describe('UserBar component', () => {
       expect(findBrandLogo().exists()).toBe(true);
       expect(findBrandLogo().attributes('src')).toBe(sidebarData.logo_url);
     });
+
+    it('does not render the "Stop impersonating" button', () => {
+      expect(findStopImpersonationButton().exists()).toBe(false);
+    });
   });
 
   describe('GitLab Next badge', () => {
     describe('when on canary', () => {
       it('should render a badge to switch off GitLab Next', () => {
-        createWrapper({ gitlab_com_and_canary: true });
+        createWrapper({ extraSidebarData: { gitlab_com_and_canary: true } });
         const badge = wrapper.findComponent(GlBadge);
         expect(badge.text()).toBe('Next');
         expect(badge.attributes('href')).toBe(sidebarData.canary_toggle_com_url);
@@ -109,7 +116,7 @@ describe('UserBar component', () => {
 
     describe('when not on canary', () => {
       it('should not render the GitLab Next badge', () => {
-        createWrapper({ gitlab_com_and_canary: false });
+        createWrapper({ extraSidebarData: { gitlab_com_and_canary: false } });
         const badge = wrapper.findComponent(GlBadge);
         expect(badge.exists()).toBe(false);
       });
@@ -135,4 +142,29 @@ describe('UserBar component', () => {
       expect(findSearchModal().exists()).toBe(true);
     });
   });
+
+  describe('While impersonating a user', () => {
+    beforeEach(() => {
+      createWrapper({ provideOverrides: { isImpersonating: true } });
+    });
+
+    it('renders the "Stop impersonating" button', () => {
+      expect(findStopImpersonationButton().exists()).toBe(true);
+    });
+
+    it('sets the correct label on the button', () => {
+      const btn = findStopImpersonationButton();
+      const label = __('Stop impersonating');
+
+      expect(btn.attributes('title')).toBe(label);
+      expect(btn.attributes('aria-label')).toBe(label);
+    });
+
+    it('sets the href and data-method attributes', () => {
+      const btn = findStopImpersonationButton();
+
+      expect(btn.attributes('href')).toBe(sidebarData.stop_impersonation_path);
+      expect(btn.attributes('data-method')).toBe('delete');
+    });
+  });
 });
diff --git a/spec/frontend/super_sidebar/mock_data.js b/spec/frontend/super_sidebar/mock_data.js
index fdf88e910e3..1d8f595a400 100644
--- a/spec/frontend/super_sidebar/mock_data.js
+++ b/spec/frontend/super_sidebar/mock_data.js
@@ -103,6 +103,7 @@ export const sidebarData = {
   pinned_items: [],
   panel_type: 'your_work',
   update_pins_url: 'path/to/pins',
+  stop_impersonation_path: '/admin/impersonation',
 };
 
 export const userMenuMockStatus = {
diff --git a/spec/frontend/vue_shared/components/entity_select/project_select_spec.js b/spec/frontend/vue_shared/components/entity_select/project_select_spec.js
index 32ce2155494..0a174c98efb 100644
--- a/spec/frontend/vue_shared/components/entity_select/project_select_spec.js
+++ b/spec/frontend/vue_shared/components/entity_select/project_select_spec.js
@@ -97,6 +97,7 @@ describe('ProjectSelect', () => {
       ${'defaultToggleText'} | ${PROJECT_TOGGLE_TEXT}
       ${'headerText'}        | ${PROJECT_HEADER_TEXT}
       ${'clearable'}         | ${true}
+      ${'block'}             | ${false}
     `('passes the $prop prop to entity-select', ({ prop, expectedValue }) => {
       expect(findEntitySelect().props(prop)).toBe(expectedValue);
     });
@@ -136,6 +137,18 @@ describe('ProjectSelect', () => {
       expect(mock.history.get[0].params.include_subgroups).toBe(true);
     });
 
+    it('does not include shared projects if withShared prop is false', async () => {
+      createComponent({
+        props: {
+          withShared: false,
+        },
+      });
+      openListbox();
+      await waitForPromises();
+
+      expect(mock.history.get[0].params.with_shared).toBe(false);
+    });
+
     it('fetches projects globally if no group ID is provided', async () => {
       createComponent({
         props: {
diff --git a/spec/helpers/sidebars_helper_spec.rb b/spec/helpers/sidebars_helper_spec.rb
index 76e87667e25..30357aef601 100644
--- a/spec/helpers/sidebars_helper_spec.rb
+++ b/spec/helpers/sidebars_helper_spec.rb
@@ -331,6 +331,23 @@ RSpec.describe SidebarsHelper, feature_category: :navigation do
         end
       end
     end
+
+    describe 'impersonation data' do
+      it 'sets is_impersonating to `false` when not impersonating' do
+        expect(subject[:is_impersonating]).to be(false)
+      end
+
+      it 'passes the stop_impersonation_path property' do
+        expect(subject[:stop_impersonation_path]).to eq(admin_impersonation_path)
+      end
+
+      describe 'when impersonating' do
+        it 'sets is_impersonating to `true`' do
+          expect(helper).to receive(:session).and_return({ impersonator_id: 1 })
+          expect(subject[:is_impersonating]).to be(true)
+        end
+      end
+    end
   end
 
   describe '#super_sidebar_nav_panel' do
diff --git a/spec/lib/gitlab/database/partitioning/convert_table_to_first_list_partition_spec.rb b/spec/lib/gitlab/database/partitioning/convert_table_to_first_list_partition_spec.rb
index 42a43392f9f..f4b13033270 100644
--- a/spec/lib/gitlab/database/partitioning/convert_table_to_first_list_partition_spec.rb
+++ b/spec/lib/gitlab/database/partitioning/convert_table_to_first_list_partition_spec.rb
@@ -2,7 +2,7 @@
 
 require 'spec_helper'
 
-RSpec.describe Gitlab::Database::Partitioning::ConvertTableToFirstListPartition do
+RSpec.describe Gitlab::Database::Partitioning::ConvertTableToFirstListPartition, feature_category: :database do
   include Gitlab::Database::DynamicModelHelpers
   include Database::TableSchemaHelpers
 
@@ -77,7 +77,9 @@ RSpec.describe Gitlab::Database::Partitioning::ConvertTableToFirstListPartition
   end
 
   describe "#prepare_for_partitioning" do
-    subject(:prepare) { converter.prepare_for_partitioning }
+    subject(:prepare) { converter.prepare_for_partitioning(async: async) }
+
+    let(:async) { false }
 
     it 'adds a check constraint' do
       expect { prepare }.to change {
@@ -87,9 +89,100 @@ RSpec.describe Gitlab::Database::Partitioning::ConvertTableToFirstListPartition
           .count
       }.from(0).to(1)
     end
+
+    context 'when it fails to add constraint' do
+      before do
+        allow(migration_context).to receive(:add_check_constraint)
+      end
+
+      it 'raises UnableToPartition error' do
+        expect { prepare }
+          .to raise_error(described_class::UnableToPartition)
+          .and change {
+            Gitlab::Database::PostgresConstraint
+              .check_constraints
+              .by_table_identifier(table_identifier)
+              .count
+          }.by(0)
+      end
+    end
+
+    context 'when async' do
+      let(:async) { true }
+
+      it 'adds a NOT VALID check constraint' do
+        expect { prepare }.to change {
+          Gitlab::Database::PostgresConstraint
+            .check_constraints
+            .by_table_identifier(table_identifier)
+            .count
+        }.from(0).to(1)
+
+        constraint =
+          Gitlab::Database::PostgresConstraint
+            .check_constraints
+            .by_table_identifier(table_identifier)
+            .last
+
+        expect(constraint.definition).to end_with('NOT VALID')
+      end
+
+      it 'adds a PostgresAsyncConstraintValidation record' do
+        expect { prepare }.to change {
+          Gitlab::Database::AsyncConstraints::PostgresAsyncConstraintValidation.count
+        }.from(0).to(1)
+
+        record = Gitlab::Database::AsyncConstraints::PostgresAsyncConstraintValidation.last
+        expect(record.name).to eq described_class::PARTITIONING_CONSTRAINT_NAME
+        expect(record).to be_check_constraint
+      end
+
+      context 'when constraint exists but is not valid' do
+        before do
+          converter.prepare_for_partitioning(async: true)
+        end
+
+        it 'validates the check constraint' do
+          expect { prepare }.to change {
+            Gitlab::Database::PostgresConstraint
+            .check_constraints
+            .by_table_identifier(table_identifier).first.constraint_valid?
+          }.from(false).to(true)
+        end
+
+        context 'when it fails to validate constraint' do
+          before do
+            allow(migration_context).to receive(:validate_check_constraint)
+          end
+
+          it 'raises UnableToPartition error' do
+            expect { prepare }
+              .to raise_error(described_class::UnableToPartition,
+                starting_with('Error validating partitioning constraint'))
+              .and change {
+                Gitlab::Database::PostgresConstraint
+                  .check_constraints
+                  .by_table_identifier(table_identifier)
+                  .count
+              }.by(0)
+          end
+        end
+      end
+
+      context 'when constraint exists and is valid' do
+        before do
+          converter.prepare_for_partitioning(async: false)
+        end
+
+        it 'raises UnableToPartition error' do
+          expect(Gitlab::AppLogger).to receive(:info).with(starting_with('Nothing to do'))
+          prepare
+        end
+      end
+    end
   end
 
-  describe '#revert_prepare_for_partitioning' do
+  describe '#revert_preparation_for_partitioning' do
     before do
       converter.prepare_for_partitioning
     end
@@ -109,8 +202,10 @@ RSpec.describe Gitlab::Database::Partitioning::ConvertTableToFirstListPartition
   describe "#partition" do
     subject(:partition) { converter.partition }
 
+    let(:async) { false }
+
     before do
-      converter.prepare_for_partitioning
+      converter.prepare_for_partitioning(async: async)
     end
 
     context 'when the primary key is incorrect' do
@@ -134,7 +229,15 @@ RSpec.describe Gitlab::Database::Partitioning::ConvertTableToFirstListPartition
       end
 
       it 'throws a reasonable error message' do
-        expect { partition }.to raise_error(described_class::UnableToPartition, /constraint /)
+        expect { partition }.to raise_error(described_class::UnableToPartition, /is not ready for partitioning./)
+      end
+    end
+
+    context 'when supporting check constraint is not valid' do
+      let(:async) { true }
+
+      it 'throws a reasonable error message' do
+        expect { partition }.to raise_error(described_class::UnableToPartition, /is not ready for partitioning./)
       end
     end
 
@@ -207,7 +310,7 @@ RSpec.describe Gitlab::Database::Partitioning::ConvertTableToFirstListPartition
         proc do
           allow(migration_context.connection).to receive(:add_foreign_key).and_call_original
           expect(migration_context.connection).to receive(:add_foreign_key).with(from_table, to_table, any_args)
-                                                                           .and_wrap_original(&fail_first_time)
+                                                                          .and_wrap_original(&fail_first_time)
         end
       end
 
diff --git a/spec/lib/gitlab/database/partitioning_migration_helpers/table_management_helpers_spec.rb b/spec/lib/gitlab/database/partitioning_migration_helpers/table_management_helpers_spec.rb
index e76b1da3834..06c40f18b43 100644
--- a/spec/lib/gitlab/database/partitioning_migration_helpers/table_management_helpers_spec.rb
+++ b/spec/lib/gitlab/database/partitioning_migration_helpers/table_management_helpers_spec.rb
@@ -2,7 +2,7 @@
 
 require 'spec_helper'
 
-RSpec.describe Gitlab::Database::PartitioningMigrationHelpers::TableManagementHelpers do
+RSpec.describe Gitlab::Database::PartitioningMigrationHelpers::TableManagementHelpers, feature_category: :database do
   include Database::PartitioningHelpers
   include Database::TriggerHelpers
   include Database::TableSchemaHelpers
@@ -98,7 +98,8 @@ RSpec.describe Gitlab::Database::PartitioningMigrationHelpers::TableManagementHe
           migration.prepare_constraint_for_list_partitioning(table_name: source_table,
                                                              partitioning_column: partition_column,
                                                              parent_table_name: partitioned_table,
-                                                             initial_partitioning_value: min_date)
+                                                             initial_partitioning_value: min_date,
+                                                             async: false)
         end
       end
     end
diff --git a/spec/models/work_items/resource_link_event_spec.rb b/spec/models/work_items/resource_link_event_spec.rb
new file mode 100644
index 00000000000..67ca9e72bbc
--- /dev/null
+++ b/spec/models/work_items/resource_link_event_spec.rb
@@ -0,0 +1,16 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe WorkItems::ResourceLinkEvent, type: :model, feature_category: :team_planning do
+  it_behaves_like 'a resource event'
+
+  describe 'associations' do
+    it { is_expected.to belong_to(:work_item) }
+    it { is_expected.to belong_to(:child_work_item) }
+  end
+
+  describe 'validation' do
+    it { is_expected.to validate_presence_of(:child_work_item) }
+  end
+end
diff --git a/spec/support/shared_examples/models/resource_event_shared_examples.rb b/spec/support/shared_examples/models/resource_event_shared_examples.rb
index 038ff33c68a..1409f7caea8 100644
--- a/spec/support/shared_examples/models/resource_event_shared_examples.rb
+++ b/spec/support/shared_examples/models/resource_event_shared_examples.rb
@@ -10,6 +10,8 @@ RSpec.shared_examples 'a resource event' do
   let_it_be(:issue2) { create(:issue, author: user1) }
   let_it_be(:issue3) { create(:issue, author: user2) }
 
+  let(:resource_event) { described_class.name.demodulize.underscore.to_sym }
+
   describe 'importable' do
     it { is_expected.to respond_to(:importing?) }
     it { is_expected.to respond_to(:imported?) }
@@ -36,9 +38,9 @@ RSpec.shared_examples 'a resource event' do
     let!(:created_at2) { 2.days.ago }
     let!(:created_at3) { 3.days.ago }
 
-    let!(:event1) { create(described_class.name.underscore.to_sym, issue: issue1, created_at: created_at1) }
-    let!(:event2) { create(described_class.name.underscore.to_sym, issue: issue2, created_at: created_at2) }
-    let!(:event3) { create(described_class.name.underscore.to_sym, issue: issue2, created_at: created_at3) }
+    let!(:event1) { create(resource_event, issue: issue1, created_at: created_at1) }
+    let!(:event2) { create(resource_event, issue: issue2, created_at: created_at2) }
+    let!(:event3) { create(resource_event, issue: issue2, created_at: created_at3) }
 
     it 'returns the expected events' do
       events = described_class.created_after(created_at3)
@@ -62,9 +64,10 @@ RSpec.shared_examples 'a resource event for issues' do
   let_it_be(:issue2) { create(:issue, author: user1) }
   let_it_be(:issue3) { create(:issue, author: user2) }
 
-  let_it_be(:event1) { create(described_class.name.underscore.to_sym, issue: issue1) }
-  let_it_be(:event2) { create(described_class.name.underscore.to_sym, issue: issue2) }
-  let_it_be(:event3) { create(described_class.name.underscore.to_sym, issue: issue1) }
+  let_it_be(:resource_event) { described_class.name.demodulize.underscore.to_sym }
+  let_it_be(:event1) { create(resource_event, issue: issue1) }
+  let_it_be(:event2) { create(resource_event, issue: issue2) }
+  let_it_be(:event3) { create(resource_event, issue: issue1) }
 
   describe 'associations' do
     it { is_expected.to belong_to(:issue) }
@@ -93,9 +96,9 @@ RSpec.shared_examples 'a resource event for issues' do
   end
 
   describe '.by_created_at_earlier_or_equal_to' do
-    let_it_be(:event1) { create(described_class.name.underscore.to_sym, issue: issue1, created_at: '2020-03-10') }
-    let_it_be(:event2) { create(described_class.name.underscore.to_sym, issue: issue2, created_at: '2020-03-10') }
-    let_it_be(:event3) { create(described_class.name.underscore.to_sym, issue: issue1, created_at: '2020-03-12') }
+    let_it_be(:event1) { create(resource_event, issue: issue1, created_at: '2020-03-10') }
+    let_it_be(:event2) { create(resource_event, issue: issue2, created_at: '2020-03-10') }
+    let_it_be(:event3) { create(resource_event, issue: issue1, created_at: '2020-03-12') }
 
     it 'returns the expected events' do
       events = described_class.by_created_at_earlier_or_equal_to('2020-03-11 23:59:59')
@@ -112,7 +115,7 @@ RSpec.shared_examples 'a resource event for issues' do
 
   if described_class.method_defined?(:issuable)
     describe '#issuable' do
-      let_it_be(:event1) { create(described_class.name.underscore.to_sym, issue: issue2) }
+      let_it_be(:event1) { create(resource_event, issue: issue2) }
 
       it 'returns the expected issuable' do
         expect(event1.issuable).to eq(issue2)
@@ -125,6 +128,7 @@ RSpec.shared_examples 'a resource event for merge requests' do
   let_it_be(:user1) { create(:user) }
   let_it_be(:user2) { create(:user) }
 
+  let_it_be(:resource_event) { described_class.name.demodulize.underscore.to_sym }
   let_it_be(:merge_request1) { create(:merge_request, author: user1) }
   let_it_be(:merge_request2) { create(:merge_request, author: user1) }
   let_it_be(:merge_request3) { create(:merge_request, author: user2) }
@@ -134,9 +138,9 @@ RSpec.shared_examples 'a resource event for merge requests' do
   end
 
   describe '.by_merge_request' do
-    let_it_be(:event1) { create(described_class.name.underscore.to_sym, merge_request: merge_request1) }
-    let_it_be(:event2) { create(described_class.name.underscore.to_sym, merge_request: merge_request2) }
-    let_it_be(:event3) { create(described_class.name.underscore.to_sym, merge_request: merge_request1) }
+    let_it_be(:event1) { create(resource_event, merge_request: merge_request1) }
+    let_it_be(:event2) { create(resource_event, merge_request: merge_request2) }
+    let_it_be(:event3) { create(resource_event, merge_request: merge_request1) }
 
     it 'returns the expected records for an issue with events' do
       events = described_class.by_merge_request(merge_request1)
@@ -153,7 +157,7 @@ RSpec.shared_examples 'a resource event for merge requests' do
 
   if described_class.method_defined?(:issuable)
     describe '#issuable' do
-      let_it_be(:event1) { create(described_class.name.underscore.to_sym, merge_request: merge_request2) }
+      let_it_be(:event1) { create(resource_event, merge_request: merge_request2) }
 
       it 'returns the expected issuable' do
         expect(event1.issuable).to eq(merge_request2)
@@ -163,7 +167,7 @@ RSpec.shared_examples 'a resource event for merge requests' do
 
   context 'on callbacks' do
     it 'does not trigger note created subscription' do
-      event = build(described_class.name.underscore.to_sym, merge_request: merge_request1)
+      event = build(resource_event, merge_request: merge_request1)
 
       expect(GraphqlTriggers).not_to receive(:work_item_note_created)
       expect(event).not_to receive(:trigger_note_subscription_create)
@@ -177,15 +181,17 @@ RSpec.shared_examples 'a note for work item resource event' do
   let_it_be(:project) { create(:project) }
   let_it_be(:work_item) { create(:work_item, :task, project: project, author: user) }
 
+  let(:resource_event) { described_class.name.demodulize.underscore.to_sym }
+
   it 'builds synthetic note with correct synthetic_note_class' do
-    event = build(described_class.name.underscore.to_sym, issue: work_item)
+    event = build(resource_event, issue: work_item)
 
     expect(event.work_item_synthetic_system_note.class.name).to eq(event.synthetic_note_class.name)
   end
 
   context 'on callbacks' do
     it 'triggers note created subscription' do
-      event = build(described_class.name.underscore.to_sym, issue: work_item)
+      event = build(resource_event, issue: work_item)
 
       expect(GraphqlTriggers).to receive(:work_item_note_created)
       expect(event).to receive(:trigger_note_subscription_create).and_call_original