Author: markt
Date: Tue Jun 16 20:30:43 2009
New Revision: 785381

URL: http://svn.apache.org/viewvc?rev=785381&view=rev
Log:
Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=37794
Handle chunked POSTs. If maxPostSize is exceeded, a 500 results.

Modified:
    tomcat/trunk/java/org/apache/catalina/connector/LocalStrings.properties
    tomcat/trunk/java/org/apache/catalina/connector/Request.java

Modified: 
tomcat/trunk/java/org/apache/catalina/connector/LocalStrings.properties
URL: 
http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/catalina/connector/LocalStrings.properties?rev=785381&r1=785380&r2=785381&view=diff
==============================================================================
--- tomcat/trunk/java/org/apache/catalina/connector/LocalStrings.properties 
(original)
+++ tomcat/trunk/java/org/apache/catalina/connector/LocalStrings.properties Tue 
Jun 16 20:30:43 2009
@@ -59,6 +59,7 @@
 coyoteRequest.attributeEvent=Exception thrown by attributes event listener
 coyoteRequest.parseParameters=Exception thrown whilst processing POSTed 
parameters
 coyoteRequest.postTooLarge=Parameters were not parsed because the size of the 
posted data was too big. Use the maxPostSize attribute of the connector to 
resolve this if the application should accept large POSTs.
+coyoteRequest.chunkedPostTooLarge=Parameters were not parsed because the size 
of the posted data was too big. Because this request was a chunked request, it 
could not be processed further. Use the maxPostSize attribute of the connector 
to resolve this if the application should accept large POSTs.
 
 requestFacade.nullRequest=The request object has been recycled and is no 
longer associated with this facade
 

Modified: tomcat/trunk/java/org/apache/catalina/connector/Request.java
URL: 
http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/catalina/connector/Request.java?rev=785381&r1=785380&r2=785381&view=diff
==============================================================================
--- tomcat/trunk/java/org/apache/catalina/connector/Request.java (original)
+++ tomcat/trunk/java/org/apache/catalina/connector/Request.java Tue Jun 16 
20:30:43 2009
@@ -56,6 +56,7 @@
 import javax.servlet.http.Part;
 
 import org.apache.tomcat.util.buf.B2CConverter;
+import org.apache.tomcat.util.buf.ByteChunk;
 import org.apache.tomcat.util.buf.MessageBytes;
 import org.apache.tomcat.util.buf.StringCache;
 import org.apache.tomcat.util.http.Cookies;
@@ -2497,7 +2498,8 @@
             int maxPostSize = connector.getMaxPostSize();
             if ((maxPostSize > 0) && (len > maxPostSize)) {
                 if (context.getLogger().isDebugEnabled()) {
-                    context.getLogger().debug("Post too large");
+                    context.getLogger().debug(
+                            sm.getString("coyoteRequest.postTooLarge"));
                 }
                 return;
             }
@@ -2522,6 +2524,20 @@
                 return;
             }
             parameters.processParameters(formData, 0, len);
+        } else if ("chunked".equals(
+                coyoteRequest.getHeader("transfer-encoding"))) {
+            byte[] formData = null;
+            try {
+                formData = readChunkedPostBody();
+            } catch (IOException e) {
+                // Client disconnect
+                if (context.getLogger().isDebugEnabled()) {
+                    context.getLogger().debug(
+                            sm.getString("coyoteRequest.parseParameters"), e);
+                }
+                return;
+            }
+            parameters.processParameters(formData, 0, formData.length);
         }
 
     }
@@ -2547,6 +2563,38 @@
 
 
     /**
+     * Read chunked post body.
+     */
+    protected byte[] readChunkedPostBody() throws IOException {
+        ByteChunk body = new ByteChunk();
+        
+        byte[] buffer = new byte[CACHED_POST_LEN];
+        
+        int len = 0;
+        while (len > -1) {
+            len = getStream().read(buffer, 0, CACHED_POST_LEN);
+            if (connector.getMaxPostSize() > 0 &&
+                    (body.getLength() + len) > connector.getMaxPostSize()) {
+                // Too much data
+                throw new IllegalArgumentException(
+                        sm.getString("coyoteRequest.chunkedPostTooLarge"));
+            }
+            if (len > 0) {
+                body.append(buffer, 0, len);
+            }
+        }
+        if (body.getLength() < body.getBuffer().length) {
+            int length = body.getLength();
+            byte[] result = new byte[length];
+            System.arraycopy(body.getBuffer(), 0, result, 0, length);
+            return result;
+        } else {
+            return body.getBuffer();
+        }
+    }
+    
+    
+    /**
      * Parse request locales.
      */
     protected void parseLocales() {



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