Jenkins for all

app/models/project.rb

@@ -164,6 +164,7 @@ class Project < ApplicationRecord
   has_one :bamboo_service
   has_one :teamcity_service
   has_one :pushover_service
+  has_one :jenkins_service
   has_one :jira_service
   has_one :redmine_service
   has_one :youtrack_service

app/models/service.rb

@@ -17,6 +17,10 @@ class Service < ApplicationRecord
     pivotaltracker prometheus pushover redmine slack slack_slash_commands teamcity unify_circuit webex_teams youtrack
   ].freeze
 
+  PROJECT_SPECIFIC_SERVICE_NAMES = %w[
+    jenkins
+  ].freeze
+
   # Fake services to help with local development.
   DEV_SERVICE_NAMES = %w[
     mock_ci mock_deployment mock_monitoring
@@ -212,7 +216,7 @@ class Service < ApplicationRecord
   end
 
   def self.project_specific_services_names
-    []
+    PROJECT_SPECIFIC_SERVICE_NAMES
   end
 
   def self.available_services_types(include_project_specific: true, include_dev: true)

changelogs/unreleased/37797-jenkins-to-core.yml

+---
+title: Move Jenkins to Core
+merge_request: 37797
+author: Ben Bodenmiller (@bbodenmiller)
+type: changed

doc/downgrade_ee_to_ce/README.md

@@ -23,23 +23,12 @@ alternative authentication methods to your users.
 
 ### Remove Service Integration entries from the database
 
-The `JenkinsService` and `GithubService` classes are only available in the Enterprise Edition codebase,
+The `GithubService` class is only available in the Enterprise Edition codebase,
 so if you downgrade to the Community Edition, the following error displays:
 
 ```plaintext
 Completed 500 Internal Server Error in 497ms (ActiveRecord: 32.2ms)
 
-ActionView::Template::Error (The single-table inheritance mechanism failed to locate the subclass: 'JenkinsService'. This
-error is raised because the column 'type' is reserved for storing the class in case of inheritance. Please rename this
-column if you didn't intend it to be used for storing the inheritance class or overwrite Service.inheritance_column to
-use another column for that information.)
-```
-
-or
-
-```plaintext
-Completed 500 Internal Server Error in 497ms (ActiveRecord: 32.2ms)
-
 ActionView::Template::Error (The single-table inheritance mechanism failed to locate the subclass: 'GithubService'. This
 error is raised because the column 'type' is reserved for storing the class in case of inheritance. Please rename this
 column if you didn't intend it to be used for storing the inheritance class or overwrite Service.inheritance_column to
@@ -48,22 +37,23 @@ use another column for that information.)
 
 All services are created automatically for every project you have, so in order
 to avoid getting this error, you need to remove all instances of the
-`JenkinsService` and `GithubService` from your database:
+`GithubService` from your database:
 
 **Omnibus Installation**
 
 ```shell
-sudo gitlab-rails runner "Service.where(type: ['JenkinsService', 'GithubService']).delete_all"
+sudo gitlab-rails runner "Service.where(type: ['GithubService']).delete_all"
 ```
 
 **Source Installation**
 
 ```shell
-bundle exec rails runner "Service.where(type: ['JenkinsService', 'GithubService']).delete_all" production
+bundle exec rails runner "Service.where(type: ['GithubService']).delete_all" production
 ```
 
 NOTE: **Note:**
-If you are running `GitLab =< v13.0` you need to also remove `JenkinsDeprecatedService` records.
+If you are running `GitLab =< v13.0` you need to also remove `JenkinsDeprecatedService` records
+and if you are running `GitLab =< v13.6` you need to also remove `JenkinsService` records.
 
 ### Variables environment scopes
 

doc/integration/README.md

@@ -43,7 +43,7 @@ GitLab also provides features to improve the security of your own application. F
 
 GitLab can be integrated with the following external service for continuous integration:
 
-- [Jenkins](jenkins.md) CI. **(STARTER)**
+- [Jenkins](jenkins.md) CI.
 
 ## Feature enhancements
 

doc/integration/jenkins.md

@@ -4,7 +4,7 @@ group: unassigned
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
 ---
 
-# Jenkins CI service **(STARTER)**
+# Jenkins CI service
 
 NOTE: **Note:**
 This documentation focuses only on how to **configure** a Jenkins *integration* with
@@ -73,11 +73,11 @@ Create a personal access token to authorize Jenkins' access to GitLab.
 1. Click **Access Tokens** in the sidebar.
 1. Create a personal access token with the **API** scope checkbox checked. For more details, see
    [Personal access tokens](../user/profile/personal_access_tokens.md).
-1. Record the personal access token's value, because it's required in [Configure the Jenkins server](#configure-the-jenkins-server).
+1. Record the personal access token's value, because it's required in [Configure the Jenkins server](#configure-the-jenkins-server) section.
 
 ## Configure the Jenkins server
 
-Install and configure the Jenkins plugins. Both plugins must be installed and configured to
+Install and configure the Jenkins plugin. The plugin must be installed and configured to
 authorize the connection to GitLab.
 
 1. On the Jenkins server, go to **Manage Jenkins > Manage Plugins**.
@@ -137,6 +137,8 @@ Set up the Jenkins project you intend to run your build on.
 
 Configure the GitLab integration with Jenkins.
 
+### Option 1: Jenkins integration (recommended)
+
 1. Create a new GitLab project or choose an existing one.
 1. Go to **Settings > Integrations**, then select **Jenkins CI**.
 1. Turn on the **Active** toggle.
@@ -154,6 +156,14 @@ Configure the GitLab integration with Jenkins.
    authentication.
 1. Click **Test settings and save changes**. GitLab tests the connection to Jenkins.
 
+### Option 2: Webhook
+
+1. In the configuration of your Jenkins job, in the GitLab configuration section, click **Advanced**.
+1. Click the **Generate** button under the **Secret Token** field.
+1. Copy the resulting token, and save the job configuration.
+1. In GitLab, create a webhook for your project, enter the trigger URL (e.g. `https://JENKINS_URL/project/YOUR_JOB`) and paste the token in the **Secret Token** field.
+1. After you add the webhook, click the **Test** button, and it should succeed.
+
 ## Troubleshooting
 
 ### Error in merge requests - "Could not connect to the CI server"

ee/app/models/ee/project.rb

@@ -38,7 +38,6 @@ module EE
       has_one :push_rule, ->(project) { project&.feature_available?(:push_rules) ? all : none }
       has_one :index_status
 
-      has_one :jenkins_service
       has_one :github_service
       has_one :gitlab_slack_application_service
 
@@ -581,7 +580,6 @@ module EE
     def disabled_services
       strong_memoize(:disabled_services) do
         super.tap do |services|
-          services.push('jenkins') unless feature_available?(:jenkins_integration)
           services.push('github') unless feature_available?(:github_project_service_integration)
           ::Gitlab::CurrentSettings.slack_app_enabled ? services.push('slack_slash_commands') : services.push('gitlab_slack_application')
         end

ee/app/models/ee/service.rb

@@ -10,7 +10,6 @@ module EE
 
     EE_PROJECT_SPECIFIC_SERVICE_NAMES = %w[
       github
-      jenkins
     ].freeze
 
     class_methods do

ee/app/models/license.rb

@@ -26,7 +26,6 @@ class License < ApplicationRecord
     issuable_default_templates
     issue_weights
     iterations
-    jenkins_integration
     ldap_group_sync
     member_lock
     merge_request_approvers

ee/lib/ee/api/helpers/services_helpers.rb

@@ -31,32 +31,6 @@ module EE
                   type: ::API::Services::Boolean,
                   desc: 'Append instance name instead of branch to status check name'
                 }
-              ],
-              'jenkins' => [
-                {
-                  required: true,
-                  name: :jenkins_url,
-                  type: String,
-                  desc: 'Jenkins root URL like https://jenkins.example.com'
-                },
-                {
-                  required: true,
-                  name: :project_name,
-                  type: String,
-                  desc: 'The URL-friendly project name. Example: my_project_name'
-                },
-                {
-                  required: false,
-                  name: :username,
-                  type: String,
-                  desc: 'A user with access to the Jenkins server, if applicable'
-                },
-                {
-                  required: false,
-                  name: :password,
-                  type: String,
-                  desc: 'The password of the user'
-                }
               ]
             )
           end
@@ -65,7 +39,6 @@ module EE
           def service_classes
             [
               ::GithubService,
-              ::JenkinsService,
               *super
             ]
           end

ee/spec/controllers/projects/settings/integrations_controller_spec.rb

@@ -29,7 +29,7 @@ RSpec.describe Projects::Settings::IntegrationsController do
 
   context 'Sets correct services list' do
     let(:active_services) { assigns(:services).map(&:type) }
-    let(:disabled_services) { %w(JenkinsService) }
+    let(:disabled_services) { %w[GithubService] }
 
     it 'enables SlackSlashCommandsService and disables GitlabSlackApplication' do
       get :show, params: { namespace_id: project.namespace, project_id: project }
@@ -60,26 +60,21 @@ RSpec.describe Projects::Settings::IntegrationsController do
       let(:namespace) { create(:group, :private) }
       let(:project) { create(:project, :private, namespace: namespace) }
 
-      context 'when checking of namespace plan is enabled' do
       before do
-          allow(Gitlab::CurrentSettings.current_application_settings).to receive(:should_check_namespace_plan?) { true }
+        create(:license, plan: ::License::PREMIUM_PLAN)
       end
 
-        context 'and namespace does not have a plan' do
-          it_behaves_like 'endpoint with some disabled services'
+      context 'when checking if namespace plan is enabled' do
+        before do
+          stub_application_setting(check_namespace_plan: true)
         end
 
-        context 'and namespace has a plan' do
-          let(:namespace) { create(:group, :private) }
-          let!(:gitlab_subscription) { create(:gitlab_subscription, :bronze, namespace: namespace) }
-
-          it_behaves_like 'endpoint without disabled services'
-        end
+        it_behaves_like 'endpoint with some disabled services'
       end
 
-      context 'when checking of namespace plan is not enabled' do
+      context 'when checking if namespace plan is not enabled' do
         before do
-          allow(Gitlab::CurrentSettings.current_application_settings).to receive(:should_check_namespace_plan?) { false }
+          stub_application_setting(check_namespace_plan: false)
         end
 
         it_behaves_like 'endpoint without disabled services'

ee/spec/lib/ee/gitlab/usage_data_spec.rb

@@ -37,7 +37,6 @@ RSpec.describe Gitlab::UsageData do
       create(:prometheus_alert, project: projects[0])
       create(:prometheus_alert, project: projects[1])
 
-      create(:service, project: projects[1], type: 'JenkinsService', active: true)
       create(:jira_service, project: projects[0], issues_enabled: true, project_key: 'GL')
 
       create(:operations_feature_flag, project: projects[0])
@@ -104,7 +103,6 @@ RSpec.describe Gitlab::UsageData do
         operations_dashboard_default_dashboard
         operations_dashboard_users_with_projects_added
         pod_logs_usages_total
-        projects_jenkins_active
         projects_jira_issuelist_active
         projects_mirrored_with_pipelines_enabled
         projects_reporting_ci_cd_back_to_github
@@ -122,7 +120,6 @@ RSpec.describe Gitlab::UsageData do
         network_policy_drops
       ))
 
-      expect(count_data[:projects_jenkins_active]).to eq(1)
       expect(count_data[:projects_with_prometheus_alerts]).to eq(2)
       expect(count_data[:feature_flags]).to eq(1)
       expect(count_data[:status_page_projects]).to eq(1)

ee/spec/models/project_spec.rb

@@ -1312,7 +1312,6 @@ RSpec.describe Project do
     subject { project.disabled_services }
 
     where(:license_feature, :disabled_services) do
-      :jenkins_integration                | %w(jenkins)
       :github_project_service_integration | %w(github)
     end
 

ee/spec/models/service_spec.rb

@@ -3,15 +3,8 @@
 require 'spec_helper'
 
 RSpec.describe Service do
-  let(:ee_project_services) do
-    %w[
-      github
-      jenkins
-    ]
-  end
-
   describe '.available_services_names' do
-    it { expect(described_class.available_services_names).to include(*ee_project_services) }
+    it { expect(described_class.available_services_names).to include('github') }
   end
 
   describe '.project_specific_services_names' do
@@ -22,13 +15,13 @@ RSpec.describe Service do
     context 'when not on gitlab.com' do
       let(:com) { false }
 
-      it { expect(described_class.project_specific_services_names).to match_array(ee_project_services) }
+      it { expect(described_class.project_specific_services_names).to include('github') }
     end
 
     context 'when on gitlab.com' do
       let(:com) { true }
 
-      it { expect(described_class.project_specific_services_names).to match_array(ee_project_services + ['gitlab_slack_application']) }
+      it { expect(described_class.project_specific_services_names).to include('github', 'gitlab_slack_application') }
     end
   end
 end

lib/api/helpers/services_helpers.rb

@@ -459,6 +459,32 @@ module API
               desc: 'Colorize messages'
             }
           ],
+          'jenkins' => [
+            {
+              required: true,
+              name: :jenkins_url,
+              type: String,
+              desc: 'Jenkins root URL like https://jenkins.example.com'
+            },
+            {
+              required: true,
+              name: :project_name,
+              type: String,
+              desc: 'The URL-friendly project name. Example: my_project_name'
+            },
+            {
+              required: false,
+              name: :username,
+              type: String,
+              desc: 'A user with access to the Jenkins server, if applicable'
+            },
+            {
+              required: false,
+              name: :password,
+              type: String,
+              desc: 'The password of the user'
+            }
+          ],
           'jira' => [
             {
               required: true,
@@ -767,6 +793,7 @@ module API
           ::HangoutsChatService,
           ::HipchatService,
           ::IrkerService,
+          ::JenkinsService,
           ::JiraService,
           ::MattermostSlashCommandsService,
           ::SlackSlashCommandsService,

qa/qa.rb

@@ -307,14 +307,12 @@ module QA
 
         module Services
           autoload :Jira, 'qa/page/project/settings/services/jira'
+          autoload :Jenkins, 'qa/page/project/settings/services/jenkins'
+          autoload :Prometheus, 'qa/page/project/settings/services/prometheus'
         end
         autoload :Operations, 'qa/page/project/settings/operations'
         autoload :Incidents, 'qa/page/project/settings/incidents'
         autoload :Integrations, 'qa/page/project/settings/integrations'
-
-        module Services
-          autoload :Prometheus, 'qa/page/project/settings/services/prometheus'
-        end
       end
 
       module SubMenus

qa/qa/ee.rb

@@ -142,10 +142,6 @@ module QA
           autoload :Repository, 'qa/ee/page/project/settings/repository'
           autoload :PushRules, 'qa/ee/page/project/settings/push_rules'
           autoload :LicenseCompliance, 'qa/ee/page/project/settings/license_compliance'
-
-          module Services
-            autoload :Jenkins, 'qa/ee/page/project/settings/services/jenkins'
-          end
         end
 
         module Operations

qa/qa/ee/page/project/settings/services/jenkins.rb

-# frozen_string_literal: true
-
-module QA
-  module EE
-    module Page
-      module Project
-        module Settings
-          module Services
-            class Jenkins < QA::Page::Base
-              view 'app/assets/javascripts/integrations/edit/components/dynamic_field.vue' do
-                element :jenkins_url_field, ':data-qa-selector="`${fieldId}_field`"' # rubocop:disable QA/ElementWithPattern
-                element :project_name_field, ':data-qa-selector="`${fieldId}_field`"' # rubocop:disable QA/ElementWithPattern
-                element :username_field, ':data-qa-selector="`${fieldId}_field`"' # rubocop:disable QA/ElementWithPattern
-                element :password_field, ':data-qa-selector="`${fieldId}_field`"' # rubocop:disable QA/ElementWithPattern
-              end
-
-              view 'app/assets/javascripts/integrations/edit/components/integration_form.vue' do
-                element :save_changes_button
-              end
-
-              def setup_service_with(jenkins_url:, project_name:)
-                set_jenkins_url(jenkins_url)
-                set_project_name(project_name)
-                set_username('admin')
-                set_password('password')
-                click_save_changes_button
-              end
-
-              private
-
-              def set_jenkins_url(jenkins_url)
-                fill_element(:jenkins_url_field, jenkins_url)
-              end
-
-              def set_project_name(project_name)
-                fill_element(:project_name_field, project_name)
-              end
-
-              def set_username(username)
-                fill_element(:username_field, username)
-              end
-
-              def set_password(password)
-                fill_element(:password_field, password)
-              end
-
-              def click_save_changes_button
-                click_element :save_changes_button
-              end
-            end
-          end
-        end
-      end
-    end
-  end
-end

qa/qa/page/project/settings/services/jenkins.rb

+# frozen_string_literal: true
+
+module QA
+  module Page
+    module Project
+      module Settings
+        module Services
+          class Jenkins < QA::Page::Base
+            view 'app/assets/javascripts/integrations/edit/components/dynamic_field.vue' do
+              element :jenkins_url_field, ':data-qa-selector="`${fieldId}_field`"' # rubocop:disable QA/ElementWithPattern
+              element :project_name_field, ':data-qa-selector="`${fieldId}_field`"' # rubocop:disable QA/ElementWithPattern
+              element :username_field, ':data-qa-selector="`${fieldId}_field`"' # rubocop:disable QA/ElementWithPattern
+              element :password_field, ':data-qa-selector="`${fieldId}_field`"' # rubocop:disable QA/ElementWithPattern
+            end
+
+            view 'app/assets/javascripts/integrations/edit/components/integration_form.vue' do
+              element :save_changes_button
+            end
+
+            def setup_service_with(jenkins_url:, project_name:)
+              set_jenkins_url(jenkins_url)
+              set_project_name(project_name)
+              set_username('admin')
+              set_password('password')
+              click_save_changes_button
+            end
+
+            private
+
+            def set_jenkins_url(jenkins_url)
+              fill_element(:jenkins_url_field, jenkins_url)
+            end
+
+            def set_project_name(project_name)
+              fill_element(:project_name_field, project_name)
+            end
+
+            def set_username(username)
+              fill_element(:username_field, username)
+            end
+
+            def set_password(password)
+              fill_element(:password_field, password)
+            end
+
+            def click_save_changes_button
+              click_element :save_changes_button
+            end
+          end
+        end
+      end
+    end
+  end
+end

qa/qa/specs/features/ee/browser_ui/3_create/jenkins/jenkins_build_status_spec.rb → qa/qa/specs/features/browser_ui/3_create/jenkins/jenkins_build_status_spec.rb

@@ -131,7 +131,7 @@ module QA
         Page::Project::Menu.perform(&:go_to_integrations_settings)
         Page::Project::Settings::Integrations.perform(&:click_jenkins_ci_link)
 
-        QA::EE::Page::Project::Settings::Services::Jenkins.perform do |jenkins|
+        QA::Page::Project::Settings::Services::Jenkins.perform do |jenkins|
           jenkins.setup_service_with(jenkins_url: patch_host_name(Vendor::Jenkins::Page::Base.host, 'jenkins-server'),
             project_name: project_name)
         end

spec/factories/usage_data.rb

@@ -19,15 +19,16 @@ FactoryBot.define do
       create(:jira_import_state, :finished, project: projects[1], label: jira_label, imported_issues_count: 3)
       create(:jira_import_state, :scheduled, project: projects[1], label: jira_label)
       create(:prometheus_service, project: projects[1])
+      create(:service, project: projects[1], type: 'JenkinsService', active: true)
       create(:service, project: projects[0], type: 'SlackSlashCommandsService', active: true)
       create(:service, project: projects[1], type: 'SlackService', active: true)
       create(:service, project: projects[2], type: 'SlackService', active: true)
       create(:service, project: projects[2], type: 'MattermostService', active: false)
       create(:service, group: group, project: nil, type: 'MattermostService', active: true)
       create(:service, :template, type: 'MattermostService', active: true)
-      matermost_instance = create(:service, :instance, type: 'MattermostService', active: true)
-      create(:service, project: projects[1], type: 'MattermostService', active: true, inherit_from_id: matermost_instance.id)
-      create(:service, group: group, project: nil, type: 'SlackService', active: true, inherit_from_id: matermost_instance.id)
+      mattermost_instance = create(:service, :instance, type: 'MattermostService', active: true)
+      create(:service, project: projects[1], type: 'MattermostService', active: true, inherit_from_id: mattermost_instance.id)
+      create(:service, group: group, project: nil, type: 'SlackService', active: true, inherit_from_id: mattermost_instance.id)
       create(:service, project: projects[2], type: 'CustomIssueTrackerService', active: true)
       create(:project_error_tracking_setting, project: projects[0])
       create(:project_error_tracking_setting, project: projects[1], enabled: false)

spec/lib/gitlab/usage_data_spec.rb

@@ -456,6 +456,7 @@ RSpec.describe Gitlab::UsageData, :aggregate_failures do
       expect(count_data[:projects]).to eq(4)
       expect(count_data[:projects_asana_active]).to eq(0)
       expect(count_data[:projects_prometheus_active]).to eq(1)
+      expect(count_data[:projects_jenkins_active]).to eq(1)
       expect(count_data[:projects_jira_active]).to eq(4)
       expect(count_data[:projects_jira_server_active]).to eq(2)
       expect(count_data[:projects_jira_cloud_active]).to eq(2)

ee/spec/models/project_services/jenkins_service_spec.rb → spec/models/project_services/jenkins_service_spec.rb

@@ -147,22 +147,6 @@ RSpec.describe JenkinsService do
     end
   end
 
-  shared_examples 'project with disabled Jenkins service' do
-    it 'does not invoke the Jenkins API' do
-      jenkins_service.execute(push_sample_data)
-
-      expect(a_request(:any, jenkins_hook_url)).not_to have_been_made
-    end
-  end
-
-  shared_examples 'project with enabled Jenkins service' do
-    it 'invokes the Jenkins API' do
-      jenkins_service.execute(push_sample_data)
-
-      expect(a_request(:post, jenkins_hook_url)).to have_been_made.once
-    end
-  end
-
   describe '#execute' do
     let(:user) { create(:user, username: 'username') }
     let(:namespace) { create(:group, :private) }
@@ -174,38 +158,12 @@ RSpec.describe JenkinsService do
       stub_request(:post, jenkins_hook_url)
     end
 
-    context 'without a license key' do
-      before do
-        License.destroy_all # rubocop: disable Cop/DestroyAll
-      end
-
-      it_behaves_like 'project with disabled Jenkins service'
-    end
-
-    context 'with a license key' do
-      context 'when namespace plan check is not enabled' do
-        before do
-          stub_application_setting_on_object(project, should_check_namespace_plan: false)
-        end
-
-        it_behaves_like 'project with enabled Jenkins service'
-      end
-
-      context 'when namespace plan check is enabled' do
-        before do
-          stub_application_setting_on_object(project, should_check_namespace_plan: true)
-        end
-
-        context 'when namespace does not have a plan' do
-          let(:namespace) { create(:group, :private) }
+    it 'invokes the Jenkins API' do
+      jenkins_service.execute(push_sample_data)
 
-          it_behaves_like 'project with disabled Jenkins service'
+      expect(a_request(:post, jenkins_hook_url)).to have_been_made.once
     end
 
-        context 'when namespace has a plan' do
-          let(:namespace) { create(:group, :private) }
-          let!(:gitlab_subscription) { create(:gitlab_subscription, :bronze, namespace: namespace) }
-
     it 'adds default web hook headers to the request' do
       jenkins_service.execute(push_sample_data)
 
@@ -224,9 +182,6 @@ RSpec.describe JenkinsService do
       ).to have_been_made.once
     end
   end
-      end
-    end
-  end
 
   describe 'Stored password invalidation' do
     let(:project) { create(:project) }

spec/models/service_spec.rb

@@ -916,5 +916,11 @@ RSpec.describe Service do
 
       described_class.available_services_names(include_dev: false)
     end
+
+    it { expect(described_class.available_services_names).to include('jenkins') }
+  end
+
+  describe '.project_specific_services_names' do
+    it { expect(described_class.project_specific_services_names).to include('jenkins') }
   end
 end

spec/support/helpers/usage_data_helpers.rb

@@ -85,6 +85,7 @@ module UsageDataHelpers
       projects
       projects_imported_from_github
       projects_asana_active
+      projects_jenkins_active
       projects_jira_active
       projects_jira_server_active
       projects_jira_cloud_active

spec/support/shared_contexts/services_shared_context.rb

@@ -34,8 +34,7 @@ Service.available_services_names.each do |service|
 
     let(:licensed_features) do
       {
-        'github' => :github_project_service_integration,
-        'jenkins' => :jenkins_integration
+        'github' => :github_project_service_integration
       }
     end