1 files changed, 38 insertions, 5 deletions
diff --git a/app/graphql/resolvers/alert_management/integrations_resolver.rb b/app/graphql/resolvers/alert_management/integrations_resolver.rb
index 4d1fe367277..cb7e73c2d1a 100644
--- a/app/graphql/resolvers/alert_management/integrations_resolver.rb
+++ b/app/graphql/resolvers/alert_management/integrations_resolver.rb
@@ -3,27 +3,60 @@
 module Resolvers
   module AlertManagement
     class IntegrationsResolver < BaseResolver
-      alias_method :project, :synchronized_object
+      include ::Gitlab::Graphql::Laziness
+
+      alias_method :project, :object
+
+      argument :id, ::Types::GlobalIDType,
+               required: false,
+               description: 'ID of the integration.'
 
       type Types::AlertManagement::IntegrationType.connection_type, null: true
 
-      def resolve(**args)
-        http_integrations + prometheus_integrations
+      def resolve(id: nil)
+        if id
+          integrations_by(gid: id)
+        else
+          http_integrations + prometheus_integrations
+        end
       end
 
       private
 
+      def integrations_by(gid:)
+        object = GitlabSchema.object_from_id(gid, expected_type: expected_integration_types)
+        defer { object }.then do |integration|
+          ret = integration if project == integration&.project
+          Array.wrap(ret)
+        end
+      end
+
       def prometheus_integrations
-        return [] unless Ability.allowed?(current_user, :admin_project, project)
+        return [] unless prometheus_integrations_allowed?
 
         Array(project.prometheus_service)
       end
 
       def http_integrations
-        return [] unless Ability.allowed?(current_user, :admin_operations, project)
+        return [] unless http_integrations_allowed?
 
         ::AlertManagement::HttpIntegrationsFinder.new(project, {}).execute
       end
+
+      def prometheus_integrations_allowed?
+        Ability.allowed?(current_user, :admin_project, project)
+      end
+
+      def http_integrations_allowed?
+        Ability.allowed?(current_user, :admin_operations, project)
+      end
+
+      def expected_integration_types
+        [].tap do |types|
+          types << ::AlertManagement::HttpIntegration if http_integrations_allowed?
+          types << ::PrometheusService if prometheus_integrations_allowed?
+        end
+      end
     end
   end
 end