380212 Clear buffer if parsing fails due to full buffer

jetty-http/src/main/java/org/eclipse/jetty/http/HttpParser.java

@@ -1020,7 +1020,8 @@ public class HttpParser implements Parser
             // Are we full?
             if (_buffer.space() == 0)
             {
-                LOG.warn("Full {}",_buffer.toDetailString());
+                LOG.warn("HttpParser Full for {} ",_endp);
+                _buffer.clear();
                 throw new HttpException(HttpStatus.REQUEST_ENTITY_TOO_LARGE_413, "FULL "+(_buffer==_body?"body":"head"));
             }
 

jetty-server/src/test/java/org/eclipse/jetty/server/HttpServerTestBase.java

@@ -107,6 +107,36 @@ public abstract class HttpServerTestBase extends HttpServerTestFixture
 
 
 
+    /*
+     * Feed a full header method
+     */
+    @Test
+    public void testFull() throws Exception
+    {
+        configureServer(new HelloWorldHandler());
+
+        Socket client=newSocket(HOST,_connector.getLocalPort());
+        try
+        {
+            OutputStream os=client.getOutputStream();
+
+            byte[] buffer = new byte[64*1024];
+            Arrays.fill(buffer,(byte)'A');
+            
+            os.write(buffer);
+            os.flush();
+
+            // Read the response.
+            String response=readResponse(client);
+
+            Assert.assertTrue(response.contains("HTTP/1.1 413 FULL head"));
+        }
+        finally
+        {
+            client.close();
+        }
+    }
+    
 
 
     /*

jetty-server/src/test/java/org/eclipse/jetty/server/ssl/SslSocketServerTest.java

@@ -14,6 +14,7 @@
 package org.eclipse.jetty.server.ssl;
 import java.io.FileInputStream;
 import java.net.Socket;
+import java.net.SocketException;
 import java.security.KeyStore;
 
 import javax.net.ssl.SSLContext;
@@ -82,4 +83,17 @@ public class SslSocketServerTest extends HttpServerTestBase
     public void testAvailable() throws Exception
     {
     }
+
+    @Override
+    public void testFull() throws Exception
+    {
+        try
+        {
+            super.testFull();
+        }
+        catch(SocketException e)
+        {
+            // For SSL Sockets, the response is closed before the 400 is sent???
+        }
+    }
 }