Move current_node? helper method to the GeoNode model

app/models/geo_node.rb

@@ -35,6 +35,10 @@ class GeoNode < ActiveRecord::Base
                  mode: :per_attribute_iv,
                  encode: true
 
+  def current?
+    Gitlab::Geo.current_node == self
+  end
+
   def secondary?
     !primary
   end

app/views/admin/geo_nodes/index.html.haml

@@ -20,7 +20,7 @@
           .node-block
             = node_status_icon(node)
             %strong= node.url
-            - if current_node?(node)
+            - if node.current?
               .node-badge.current-node Current node
             - if node.primary?
               .node-badge.primary-node Primary
@@ -51,7 +51,7 @@
                 %p
                   .js-health
 
-          - if current_node?(node) == node.primary?
+          - if node.current? && node.primary?
             .node-actions
               - if Gitlab::Geo.license_allows?
                 - if node.missing_oauth_application?

spec/models/geo_node_spec.rb

@@ -111,6 +111,22 @@ describe GeoNode, type: :model do
     end
   end
 
+  describe '#current?' do
+    subject { described_class.new }
+
+    it 'returns true when node is the current node' do
+      allow(Gitlab::Geo).to receive(:current_node) { subject }
+
+      expect(subject.current?).to eq true
+    end
+
+    it 'returns false when node is not the current node' do
+      allow(Gitlab::Geo).to receive(:current_node) { double }
+
+      expect(subject.current?).to eq false
+    end
+  end
+
   describe '#uri' do
     context 'when all fields are filled' do
       it 'returns an URI object' do