Added a rake task to print current Geo Site role

ee/lib/tasks/geo.rake

@@ -214,6 +214,10 @@ namespace :geo do
     abort GEO_LICENSE_ERROR_TEXT unless Gitlab::Geo.license_allows?
 
     current_node_status = GeoNodeStatus.current_node_status
+    unless current_node_status
+      abort 'Gitlab Geo is not configured for this site'
+    end
+
     geo_node = current_node_status.geo_node
 
     unless geo_node.secondary?
@@ -223,4 +227,20 @@ namespace :geo do
 
     Gitlab::Geo::GeoNodeStatusCheck.new(current_node_status, geo_node).print_status
   end
+
+  namespace :site do
+    desc 'GitLab | Geo | Print Geo site role'
+    task role: :environment do
+      current_node = GeoNode.current_node
+
+      if current_node&.primary?
+        puts 'primary'
+      elsif current_node&.secondary?
+        puts 'secondary'
+      else
+        puts 'misconfigured'
+        exit 1
+      end
+    end
+  end
 end

ee/spec/tasks/geo_rake_spec.rb

@@ -309,6 +309,12 @@ RSpec.describe 'geo rake tasks', :geo, :silence_stdout do
   end
 
   describe 'geo:status' do
+    context 'when geo is not properly configured' do
+      it 'returns misconfigured when not a primary nor a secondary site' do
+        expect { run_rake_task('geo:status') }.to raise_error("Gitlab Geo is not configured for this site")
+      end
+    end
+
     context 'without a valid license' do
       before do
         stub_licensed_features(geo: false)
@@ -398,6 +404,30 @@ RSpec.describe 'geo rake tasks', :geo, :silence_stdout do
     end
   end
 
+  describe 'geo:site:role' do
+    context 'when in a primary site' do
+      it 'returns primary' do
+        create(:geo_node, :primary, name: 'primary')
+        allow(GeoNode).to receive(:current_node_name).and_return('primary')
+
+        expect { run_rake_task('geo:site:role') }.to output(/primary/).to_stdout
+      end
+    end
+
+    context 'when in a secondary site' do
+      it 'returns secondary' do
+        create(:geo_node, :secondary, name: 'secondary')
+        allow(GeoNode).to receive(:current_node_name).and_return('secondary')
+
+        expect { run_rake_task('geo:site:role') }.to output(/secondary/).to_stdout
+      end
+    end
+
+    it 'returns misconfigured when not a primary nor a secondary site' do
+      expect { run_rake_task('geo:site:role') }.to output(/misconfigured/).to_stdout & raise_error(SystemExit)
+    end
+  end
+
   describe 'geo:run_orphaned_project_registry_cleaner' do
     let!(:current_node) { create(:geo_node) }