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From dej...@apache.org
Subject svn commit: r1133956 - in /activemq/trunk/activemq-core/src: main/java/org/apache/activemq/openwire/OpenWireFormat.java test/java/org/apache/activemq/openwire/NumberRangesWhileMarshallingTest.java
Date Thu, 09 Jun 2011 16:01:16 GMT
Author: dejanb
Date: Thu Jun  9 16:01:16 2011
New Revision: 1133956

URL: http://svn.apache.org/viewvc?rev=1133956&view=rev
Log:
https://issues.apache.org/jira/browse/AMQ-498 - check max frame size before umarshalling commands

Modified:
    activemq/trunk/activemq-core/src/main/java/org/apache/activemq/openwire/OpenWireFormat.java
    activemq/trunk/activemq-core/src/test/java/org/apache/activemq/openwire/NumberRangesWhileMarshallingTest.java

Modified: activemq/trunk/activemq-core/src/main/java/org/apache/activemq/openwire/OpenWireFormat.java
URL: http://svn.apache.org/viewvc/activemq/trunk/activemq-core/src/main/java/org/apache/activemq/openwire/OpenWireFormat.java?rev=1133956&r1=1133955&r2=1133956&view=diff
==============================================================================
--- activemq/trunk/activemq-core/src/main/java/org/apache/activemq/openwire/OpenWireFormat.java
(original)
+++ activemq/trunk/activemq-core/src/main/java/org/apache/activemq/openwire/OpenWireFormat.java
Thu Jun  9 16:01:16 2011
@@ -269,7 +269,10 @@ public final class OpenWireFormat implem
     public Object unmarshal(DataInput dis) throws IOException {
         DataInput dataIn = dis;
         if (!sizePrefixDisabled) {
-            dis.readInt();
+            int size = dis.readInt();
+            if (size > maxFrameSize) {
+                throw new IOException("Frame size of " + (size / (1024 * 1024)) + " MB larger
than max allowed " + (maxFrameSize / (1024 * 1024)) + " MB");
+            }
             // int size = dis.readInt();
             // byte[] data = new byte[size];
             // dis.readFully(data);

Modified: activemq/trunk/activemq-core/src/test/java/org/apache/activemq/openwire/NumberRangesWhileMarshallingTest.java
URL: http://svn.apache.org/viewvc/activemq/trunk/activemq-core/src/test/java/org/apache/activemq/openwire/NumberRangesWhileMarshallingTest.java?rev=1133956&r1=1133955&r2=1133956&view=diff
==============================================================================
--- activemq/trunk/activemq-core/src/test/java/org/apache/activemq/openwire/NumberRangesWhileMarshallingTest.java
(original)
+++ activemq/trunk/activemq-core/src/test/java/org/apache/activemq/openwire/NumberRangesWhileMarshallingTest.java
Thu Jun  9 16:01:16 2011
@@ -23,6 +23,7 @@ import java.io.DataOutputStream;
 import java.io.IOException;
 
 import junit.framework.TestCase;
+import org.apache.activemq.command.ActiveMQTextMessage;
 import org.apache.activemq.command.SessionId;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -92,6 +93,32 @@ public class NumberRangesWhileMarshallin
         }
     }
 
+    public void testMaxFrameSize() throws Exception {
+        OpenWireFormat wf = new OpenWireFormat();
+        wf.setMaxFrameSize(10);
+        ActiveMQTextMessage msg = new ActiveMQTextMessage();
+        msg.setText("This is a test");
+
+        writeObject(msg);
+        ds.writeInt(endOfStreamMarker);
+
+        // now lets read from the stream
+        ds.close();
+
+        ByteArrayInputStream in = new ByteArrayInputStream(buffer.toByteArray());
+        DataInputStream dis = new DataInputStream(in);
+
+        try {
+            wf.unmarshal(dis);
+        } catch (IOException ioe) {
+           return;
+        }
+
+        fail("Should fail because of the large frame size");
+
+
+    }
+
     protected void setUp() throws Exception {
         super.setUp();
         openWireformat = createOpenWireFormat();



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