Add app server type to usage ping

changelogs/unreleased/208502-add-app-server-type-to-usage-ping.yml

+---
+title: Add app server type to usage ping
+merge_request: 28189
+author:
+type: added

lib/gitlab/usage_data.rb

@@ -174,10 +174,19 @@ module Gitlab
           git: { version: Gitlab::Git.version },
           gitaly: { version: Gitaly::Server.all.first.server_version, servers: Gitaly::Server.count, filesystems: Gitaly::Server.filesystems },
           gitlab_pages: { enabled: Gitlab.config.pages.enabled, version: Gitlab::Pages::VERSION },
-          database: { adapter: Gitlab::Database.adapter_name, version: Gitlab::Database.version }
+          database: { adapter: Gitlab::Database.adapter_name, version: Gitlab::Database.version },
+          app_server: { type: app_server_type }
         }
       end
 
+      def app_server_type
+        Gitlab::Runtime.identify.to_s
+      rescue Gitlab::Runtime::IdentificationError => e
+        Gitlab::AppLogger.error(e.message)
+        Gitlab::ErrorTracking.track_exception(e)
+        'unknown_app_server_type'
+      end
+
       def ingress_modsecurity_usage
         ::Clusters::Applications::IngressModsecurityUsageService.new.execute
       end

spec/lib/gitlab/usage_data_spec.rb

@@ -147,6 +147,8 @@ describe Gitlab::UsageData, :aggregate_failures do
         subject { described_class.components_usage_data }
 
         it 'gathers components usage data' do
+          expect(Gitlab::UsageData).to receive(:app_server_type).and_return('server_type')
+          expect(subject[:app_server][:type]).to eq('server_type')
           expect(subject[:gitlab_pages][:enabled]).to eq(Gitlab.config.pages.enabled)
           expect(subject[:gitlab_pages][:version]).to eq(Gitlab::Pages::VERSION)
           expect(subject[:git][:version]).to eq(Gitlab::Git.version)
@@ -159,6 +161,28 @@ describe Gitlab::UsageData, :aggregate_failures do
         end
       end
 
+      describe '#app_server_type' do
+        subject { described_class.app_server_type }
+
+        it 'successfully identifies runtime and returns the identifier' do
+          expect(Gitlab::Runtime).to receive(:identify).and_return(:runtime_identifier)
+
+          is_expected.to eq('runtime_identifier')
+        end
+
+        context 'when runtime is not identified' do
+          let(:exception) { Gitlab::Runtime::IdentificationError.new('exception message from runtime identify') }
+
+          it 'logs the exception and returns unknown app server type' do
+            expect(Gitlab::Runtime).to receive(:identify).and_raise(exception)
+
+            expect(Gitlab::AppLogger).to receive(:error).with(exception.message)
+            expect(Gitlab::ErrorTracking).to receive(:track_exception).with(exception)
+            expect(subject).to eq('unknown_app_server_type')
+          end
+        end
+      end
+
       describe '#cycle_analytics_usage_data' do
         subject { described_class.cycle_analytics_usage_data }