Add denyAll method in AuthorizePayloadsSpec.Access

See gh-7437

Co-authored-by: Eddú Meléndez <eddu.melendez@gmail.com>

config/src/main/java/org/springframework/security/config/annotation/rsocket/RSocketSecurity.java

@@ -104,6 +104,7 @@ import java.util.List;
  * }
  * </pre>
  * @author Rob Winch
+ * @author Jesús Ascama Arias
  * @since 5.2
  */
 public class RSocketSecurity {
@@ -325,6 +326,11 @@ public class RSocketSecurity {
 				AuthorizePayloadsSpec.this.authzBuilder.add(new PayloadExchangeMatcherEntry<>(this.matcher, authorization));
 				return AuthorizePayloadsSpec.this;
 			}
+
+			public AuthorizePayloadsSpec denyAll() {
+				return access((a, ctx) -> Mono
+						.just(new AuthorizationDecision(false)));
+			}
 		}
 	}
 

config/src/test/java/org/springframework/security/config/annotation/rsocket/RSocketMessageHandlerConnectionITests.java

@@ -51,6 +51,7 @@ import static org.assertj.core.api.Assertions.assertThatCode;
 
 /**
  * @author Rob Winch
+ * @author Jesús Ascama Arias
  */
 @ContextConfiguration
 @RunWith(SpringRunner.class)
@@ -167,6 +168,21 @@ public class RSocketMessageHandlerConnectionITests {
 //			.isInstanceOf(RejectedSetupException.class);
 	}
 
+	@Test
+	public void connectionDenied() {
+		UsernamePasswordMetadata credentials = new UsernamePasswordMetadata("user", "password");
+		this.requester = requester()
+				.setupMetadata(credentials, UsernamePasswordMetadata.BASIC_AUTHENTICATION_MIME_TYPE)
+				.connectTcp(this.server.address().getHostName(), this.server.address().getPort())
+				.block();
+
+		assertThatCode(() -> this.requester.route("prohibit")
+				.data("data")
+				.retrieveMono(String.class)
+				.block())
+				.isInstanceOf(ApplicationErrorException.class);
+	}
+
 	private RSocketRequester.Builder requester() {
 		return RSocketRequester.builder()
 				.rsocketStrategies(this.handler.getRSocketStrategies());
@@ -225,6 +241,7 @@ public class RSocketMessageHandlerConnectionITests {
 						.setup().hasRole("SETUP")
 						.route("secure.admin.*").hasRole("ADMIN")
 						.route("secure.**").hasRole("USER")
+						.route("prohibit").denyAll()
 						.anyRequest().permitAll()
 				)
 				.basicAuthentication(Customizer.withDefaults());