Check whether PagerDuty setting is active

Check whether PagerDuty setting is active when
creating incident issue

app/services/concerns/incident_management/settings.rb

 # frozen_string_literal: true
 module IncidentManagement
   module Settings
+    include Gitlab::Utils::StrongMemoize
+
     def incident_management_setting
       strong_memoize(:incident_management_setting) do
         project.incident_management_setting ||

app/services/incident_management/pager_duty/create_incident_issue_service.rb

@@ -3,6 +3,8 @@
 module IncidentManagement
   module PagerDuty
     class CreateIncidentIssueService < BaseService
+      include IncidentManagement::Settings
+
       def initialize(project, incident_payload)
         super(project, User.alert_bot, incident_payload)
       end
@@ -38,7 +40,8 @@ module IncidentManagement
       end
 
       def webhook_available?
-        Feature.enabled?(:pagerduty_webhook, project)
+        Feature.enabled?(:pagerduty_webhook, project) &&
+          incident_management_setting.pagerduty_active?
       end
 
       def forbidden

spec/services/incident_management/pager_duty/create_incident_issue_service_spec.rb

@@ -3,7 +3,7 @@
 require 'spec_helper'
 
 RSpec.describe IncidentManagement::PagerDuty::CreateIncidentIssueService do
-  let_it_be(:project) { create(:project) }
+  let_it_be(:project, reload: true) { create(:project) }
   let_it_be(:user) { User.alert_bot }
   let(:webhook_payload) { Gitlab::Json.parse(fixture_file('pager_duty/webhook_incident_trigger.json')) }
   let(:parsed_payload) { ::PagerDuty::WebhookPayloadParser.call(webhook_payload) }
@@ -17,6 +17,9 @@ RSpec.describe IncidentManagement::PagerDuty::CreateIncidentIssueService do
         stub_feature_flags(pagerduty_webhook: project)
       end
 
+      context 'when PagerDuty webhook setting is active' do
+        let_it_be(:incident_management_setting) { create(:project_incident_management_setting, project: project, pagerduty_active: true) }
+
         context 'when issue can be created' do
           it 'creates a new issue' do
             expect { execute }.to change(Issue, :count).by(1)
@@ -55,9 +58,13 @@ RSpec.describe IncidentManagement::PagerDuty::CreateIncidentIssueService do
           end
         end
 
-      context 'when issue cannot be created' do
+        context 'when the payload does not contain a title' do
           let(:incident_payload) { {} }
 
+          it 'does not create a GitLab issue' do
+            expect { execute }.not_to change(Issue, :count)
+          end
+
           it 'responds with error' do
             expect(execute).to be_error
             expect(execute.message).to eq("Title can't be blank")
@@ -65,6 +72,20 @@ RSpec.describe IncidentManagement::PagerDuty::CreateIncidentIssueService do
         end
       end
 
+      context 'when PagerDuty webhook setting is not active' do
+        let_it_be(:incident_management_setting) { create(:project_incident_management_setting, project: project, pagerduty_active: false) }
+
+        it 'does not create a GitLab issue' do
+          expect { execute }.not_to change(Issue, :count)
+        end
+
+        it 'responds with forbidden' do
+          expect(execute).to be_error
+          expect(execute.http_status).to eq(:forbidden)
+        end
+      end
+    end
+
     context 'when pagerduty_webhook feature disabled' do
       before do
         stub_feature_flags(pagerduty_webhook: false)

spec/workers/incident_management/pager_duty/process_incident_worker_spec.rb

@@ -4,6 +4,7 @@ require 'spec_helper'
 
 RSpec.describe IncidentManagement::PagerDuty::ProcessIncidentWorker do
   let_it_be(:project) { create(:project) }
+  let_it_be(:incident_management_setting) { create(:project_incident_management_setting, project: project, pagerduty_active: true) }
 
   describe '#perform' do
     subject(:perform) { described_class.new.perform(project.id, incident_payload) }