Merge pull request #16406 from izeye

* pr/16406:
  Check for Reactor Netty disconnected client errors

Author: snicoll

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/web/reactive/error/AbstractErrorWebExceptionHandler.java

@@ -64,7 +64,8 @@ public abstract class AbstractErrorWebExceptionHandler
 	 * Currently duplicated from Spring WebFlux HttpWebHandlerAdapter.
 	 */
 	private static final Set<String> DISCONNECTED_CLIENT_EXCEPTIONS = new HashSet<>(
-			Arrays.asList("ClientAbortException", "EOFException", "EofException"));
+			Arrays.asList("AbortedException", "ClientAbortException", "EOFException",
+					"EofException"));
 
 	private static final Log logger = HttpLogging
 			.forLogName(AbstractErrorWebExceptionHandler.class);
@@ -268,10 +269,14 @@ public Mono<Void> handle(ServerWebExchange exchange, Throwable throwable) {
 
 	private boolean isDisconnectedClientError(Throwable ex) {
 		String message = NestedExceptionUtils.getMostSpecificCause(ex).getMessage();
-		message = (message != null) ? message.toLowerCase() : "";
-		String className = ex.getClass().getSimpleName();
-		return (message.contains("broken pipe")
-				|| DISCONNECTED_CLIENT_EXCEPTIONS.contains(className));
+		if (message != null) {
+			String text = message.toLowerCase();
+			if (text.contains("broken pipe")
+					|| text.contains("connection reset by peer")) {
+				return true;
+			}
+		}
+		return DISCONNECTED_CLIENT_EXCEPTIONS.contains(ex.getClass().getSimpleName());
 	}
 
 	private void logError(ServerRequest request, ServerResponse response,