Remove credential_inventory_gpg_keys feature flag

- Removed the feature flag from the codebase
- Updated documentation to reference this change
- Added changelog

doc/user/admin_area/credentials_inventory.md

@@ -56,14 +56,7 @@ The instance then notifies the user.
 ## Review existing GPG keys
 
 > - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/282429) in GitLab 13.10.
-> - [Deployed behind a feature flag](../feature_flags.md), disabled by default.
-> - [Enabled by default](https://gitlab.com/gitlab-org/gitlab/-/issues/292961) in GitLab 13.11.
-> - Enabled on GitLab.com.
-> - Recommended for production use.
-> - For GitLab self-managed instances, GitLab administrators can opt to [disable it](#enable-or-disable-the-gpg-keys-view).
-
-WARNING:
-This feature might not be available to you. Check the **version history** note above for details.
+> - [Feature flag removed](https://gitlab.com/gitlab-org/gitlab/-/issues/292961) in GitLab 13.12.
 
 You can view all existing GPG in your GitLab instance by navigating to the
 credentials inventory GPG Keys tab, as well as the following properties:
@@ -73,22 +66,3 @@ credentials inventory GPG Keys tab, as well as the following properties:
 - Whether the GPG key is [verified or unverified](../project/repository/gpg_signed_commits/index.md)
 
 ![Credentials inventory page - GPG keys](img/credentials_inventory_gpg_keys_v13_10.png)
-
-### Enable or disable the GPG keys view
-
-Enabling or disabling the GPG keys view is under development but ready for production use.
-It is deployed behind a feature flag that is **enabled by default**.
-[GitLab administrators with access to the GitLab Rails console](../../administration/feature_flags.md)
-can opt to disable it.
-
-To enable it:
-
-```ruby
-Feature.enable(:credential_inventory_gpg_keys)
-```
-
-To disable it:
-
-```ruby
-Feature.disable(:credential_inventory_gpg_keys)
-```

ee/app/controllers/admin/credentials_controller.rb

@@ -9,7 +9,6 @@ class Admin::CredentialsController < Admin::ApplicationController
                 :ssh_key_delete_path, :gpg_keys_available?
 
   before_action :check_license_credentials_inventory_available!, only: [:index, :revoke, :destroy]
-  before_action :check_gpg_keys_list_enabled!, only: [:index]
 
   track_unique_visits :index, target_id: 'i_compliance_credential_inventory'
 
@@ -21,10 +20,6 @@ class Admin::CredentialsController < Admin::ApplicationController
     render_404 unless credentials_inventory_feature_available?
   end
 
-  def check_gpg_keys_list_enabled!
-    render_404 if show_gpg_keys? && Feature.disabled?(:credential_inventory_gpg_keys, default_enabled: :yaml)
-  end
-
   override :credentials_inventory_path
   def credentials_inventory_path(args)
     admin_credentials_path(args)
@@ -52,7 +47,7 @@ class Admin::CredentialsController < Admin::ApplicationController
 
   override :gpg_keys_available?
   def gpg_keys_available?
-    Feature.enabled?(:credential_inventory_gpg_keys, default_enabled: :yaml)
+    true
   end
 
   override :users

ee/changelogs/unreleased/remove-gpg-keys-feature-flag.yml

+---
+title: Remove :credential_inventory_gpg_keys feature flag
+merge_request: 59658
+author:
+type: added

ee/config/feature_flags/development/credential_inventory_gpg_keys.yml

----
-name: credential_inventory_gpg_keys
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/49835
-rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/292961
-milestone: '13.8'
-type: development
-group: group::compliance
-default_enabled: true

ee/spec/features/admin/admin_credentials_inventory_spec.rb

@@ -38,28 +38,10 @@ RSpec.describe 'Admin::CredentialsInventory' do
       end
 
       context 'tabs' do
-        context 'when GPG keys feature is enabled' do
-          before_all do
-            stub_feature_flags(credential_inventory_gpg_keys: true)
-          end
-
-          it 'contains the relevant filter tabs' do
-            expect(page).to have_link('Personal Access Tokens', href: admin_credentials_path(filter: 'personal_access_tokens'))
-            expect(page).to have_link('SSH Keys', href: admin_credentials_path(filter: 'ssh_keys'))
-            expect(page).to have_link('GPG Keys', href: admin_credentials_path(filter: 'gpg_keys'))
-          end
-        end
-
-        context 'when GPG keys feature is disabled' do
-          before_all do
-            stub_feature_flags(credential_inventory_gpg_keys: false)
-          end
-
-          it 'contains the relevant filter tabs' do
-            expect(page).to have_link('Personal Access Tokens', href: admin_credentials_path(filter: 'personal_access_tokens'))
-            expect(page).to have_link('SSH Keys', href: admin_credentials_path(filter: 'ssh_keys'))
-            expect(page).not_to have_link('GPG Keys', href: admin_credentials_path(filter: 'gpg_keys'))
-          end
+        it 'contains the relevant filter tabs' do
+          expect(page).to have_link('Personal Access Tokens', href: admin_credentials_path(filter: 'personal_access_tokens'))
+          expect(page).to have_link('SSH Keys', href: admin_credentials_path(filter: 'ssh_keys'))
+          expect(page).to have_link('GPG Keys', href: admin_credentials_path(filter: 'gpg_keys'))
         end
       end
     end

ee/spec/requests/admin/credentials_controller_spec.rb

@@ -75,18 +75,6 @@ RSpec.describe Admin::CredentialsController, type: :request do
               expect(assigns(:credentials)).to match_array([gpg_key])
             end
 
-            context 'feature flag is disabled' do
-              before do
-                stub_feature_flags(credential_inventory_gpg_keys: false)
-              end
-
-              it 'responds with not found' do
-                get admin_credentials_path(filter: 'gpg_keys')
-
-                expect(response).to have_gitlab_http_status(:not_found)
-              end
-            end
-
             # There is currently N+1 issue when checking verified_emails per user:
             # https://gitlab.com/gitlab-org/gitlab/-/issues/322773
             # Therefore we are currently adding + 1 to the control until this is resolved