server specs

README.md

@@ -150,6 +150,6 @@ If you would like to contribute to the development, submit a pull request with y
 ### TODO
 
 - [x] Make a fully functional rest api wireguard server
-- [ ] Test coverage
+- [x] Test coverage
 - [ ] Implementation of the ability to update clients
 - [ ] Make API points to get statistics on clients

spec/lib/wire_guard/server_spec.rb

@@ -62,4 +62,246 @@
       end
     end
   end
+
+  describe '#new_config' do
+    subject(:new_config) { described_class.new.new_config(params) }
+
+    before do
+      create_conf_file('spec/fixtures/empty_wg0.json')
+    end
+
+    let(:params) do
+      {
+        lol: 'kek'
+      }
+    end
+
+    let(:expected_result) do
+      {
+        id: 1,
+        address: '10.8.0.2',
+        private_key: 'wg_genkey',
+        public_key: 'wg_pubkey',
+        preshared_key: 'wg_genpsk',
+        data: {
+          lol: 'kek'
+        }
+      }
+    end
+
+    let(:expected_conf_file) do
+      {
+        server: {
+          private_key: 'wg_genkey',
+          public_key: 'wg_pubkey',
+          address: '10.8.0.1'
+        },
+        configs: {
+          last_id: 1,
+          last_address: '10.8.0.2',
+          '1' => {
+            id: 1,
+            address: '10.8.0.2',
+            private_key: 'wg_genkey',
+            public_key: 'wg_pubkey',
+            preshared_key: 'wg_genpsk',
+            data: {
+              lol: 'kek'
+            }
+          }
+        }
+      }
+    end
+
+    it 'creates a new config for the client' do
+      new_config
+
+      config = File.read(wg_conf_path)
+
+      expect(config).to eq(JSON.pretty_generate(expected_conf_file))
+    end
+
+    it 'returns new client config' do
+      expect(new_config).to eq(expected_result)
+    end
+
+    it 'calls the configuration file update service WireGuard' do
+      new_config
+
+      expect(WireGuard::ConfigUpdater).to have_received(:update)
+    end
+  end
+
+  describe '#all_configs' do
+    subject(:all_configs) { described_class.new.all_configs }
+
+    context 'when there are no configs on the server' do
+      before do
+        create_conf_file('spec/fixtures/empty_wg0.json')
+      end
+
+      it 'returns an empty hash' do
+        expect(all_configs).to eq({})
+      end
+    end
+
+    context 'when the server has configs' do
+      before do
+        create_conf_file('spec/fixtures/wg0.json')
+      end
+
+      let(:expected_result) do
+        {
+          '1' => {
+            'id' => 1,
+            'address' => '10.8.0.2',
+            'private_key' => 'MJn6fwoyqG8S6wsrJzWrUow4leZuEM9O8s+G+kcXElU=',
+            'public_key' => 'LiXk4UOfnScgf4UnkcYNcz4wWeqTOW1UrHKRVhZ1OXg=',
+            'preshared_key' => '3UzAMA6mLIGjHOImShNb5tWlkwxsha8LZZP7dm49meQ=',
+            'data' => {
+              'lol' => 'kek'
+            }
+          },
+          '2' => {
+            'id' => 2,
+            'address' => '10.8.0.3',
+            'private_key' => 'aN7ye98FKrmydwfA6tHgHE1PbiidWzUJ9cltnies8F4=',
+            'public_key' => 'hvIyIW2o8JROVKuY2yYFdUn0oA+43aLuT8KCy0YbORE=',
+            'preshared_key' => 'dVW/5kF8wnsx0zAwR4uPIa06btACxpQ/rHBL1B3qPnk=',
+            'data' => {
+              'cheburek' => 'hah'
+            }
+          },
+          '3' => {
+            'id' => 3,
+            'address' => '10.8.0.4',
+            'private_key' => 'eF3Owsqd5MGAIXjmALGBi8ea8mkFUmAiyh80U3hVXn8=',
+            'public_key' => 'bPKBg66uC1J2hlkE31Of5wnkg+IjowVXgoLcjcLn0js=',
+            'preshared_key' => 'IyVg7fktkSBxJ0uK82j6nlI7Vmo0E53eBmYZ723/45E=',
+            'data' => {
+              'key' => 'value'
+            }
+          }
+        }
+      end
+
+      it 'returns a hash with configs for clients' do
+        expect(all_configs).to eq(expected_result)
+      end
+    end
+  end
+
+  describe '#config' do
+    subject(:config) { described_class.new.config(id) }
+
+    before do
+      create_conf_file('spec/fixtures/wg0.json')
+    end
+
+    context 'when the requested config is not on the server' do
+      let(:id) { '13' }
+
+      it 'return nil' do
+        expect(config).to be_nil
+      end
+    end
+
+    context 'when the requested config is on the server' do
+      let(:id) { '2' }
+
+      let(:expected_result) do
+        {
+          'id' => 2,
+          'address' => '10.8.0.3',
+          'private_key' => 'aN7ye98FKrmydwfA6tHgHE1PbiidWzUJ9cltnies8F4=',
+          'public_key' => 'hvIyIW2o8JROVKuY2yYFdUn0oA+43aLuT8KCy0YbORE=',
+          'preshared_key' => 'dVW/5kF8wnsx0zAwR4uPIa06btACxpQ/rHBL1B3qPnk=',
+          'data' => {
+            'cheburek' => 'hah'
+          }
+        }
+      end
+
+      it 'returns client config' do
+        expect(config).to eq(expected_result)
+      end
+    end
+  end
+
+  describe '#delete_config' do
+    subject(:delete_config) { described_class.new.delete_config(id) }
+
+    before do
+      create_conf_file('spec/fixtures/wg0.json')
+    end
+
+    context 'when the config to be deleted is on the server' do
+      let(:id) { '1' }
+      let(:expected_result) do
+        {
+          'server' => {
+            'private_key' => '6Mlqg+1Umojm7a4VvgIi+YMp4oPrWNnZ5HLRFu4my2w=',
+            'public_key' => 'uygGKpQt7gOwrP+bqkiXytafHiM+XqFGc0jtZVJ5bnw=',
+            'address' => '10.8.0.1'
+          },
+          'configs' => {
+            'last_id' => 3,
+            'last_address' => '10.8.0.4',
+            '2' => {
+              'id' => 2,
+              'address' => '10.8.0.3',
+              'private_key' => 'aN7ye98FKrmydwfA6tHgHE1PbiidWzUJ9cltnies8F4=',
+              'public_key' => 'hvIyIW2o8JROVKuY2yYFdUn0oA+43aLuT8KCy0YbORE=',
+              'preshared_key' => 'dVW/5kF8wnsx0zAwR4uPIa06btACxpQ/rHBL1B3qPnk=',
+              'data' => {
+                'cheburek' => 'hah'
+              }
+            },
+            '3' => {
+              'id' => 3,
+              'address' => '10.8.0.4',
+              'private_key' => 'eF3Owsqd5MGAIXjmALGBi8ea8mkFUmAiyh80U3hVXn8=',
+              'public_key' => 'bPKBg66uC1J2hlkE31Of5wnkg+IjowVXgoLcjcLn0js=',
+              'preshared_key' => 'IyVg7fktkSBxJ0uK82j6nlI7Vmo0E53eBmYZ723/45E=',
+              'data' => {
+                'key' => 'value'
+              }
+            }
+          }
+        }
+      end
+
+      it 'deletes the config from the server' do
+        delete_config
+
+        config = File.read(wg_conf_path)
+
+        expect(config).to eq(JSON.pretty_generate(expected_result))
+      end
+
+      it 'return true' do
+        expect(delete_config).to be(true)
+      end
+
+      it 'calls the configuration file update service WireGuard' do
+        delete_config
+
+        expect(WireGuard::ConfigUpdater).to have_received(:update)
+      end
+    end
+
+    context 'when the config to be deleted is not on the server' do
+      let(:id) { '4' }
+
+      it 'return false' do
+        expect(delete_config).to be(false)
+      end
+
+      it 'no calls the configuration file update service WireGuard' do
+        delete_config
+
+        expect(WireGuard::ConfigUpdater).not_to have_received(:update)
+      end
+    end
+  end
 end