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Date: Mon, 02 Mar 2015 13:50:45 +0100
From: Rainer Jung <rainer.jung@kippdata.de>
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To: Tomcat Users List <users@tomcat.apache.org>
Subject: Re: Fwd: File upload fails after upgrade to 7.0.59
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Am 02.03.2015 um 13:34 schrieb Umesh Sehgal:
> On Mon, Mar 2, 2015 at 5:25 PM, Umesh Sehgal <umesh.sehgal@gmail.com> wrote:

>> On Mon, Mar 2, 2015 at 3:52 PM, Rainer Jung <rainer.jung@kippdata.de>
>> wrote:
>>
>>> Am 02.03.2015 um 11:02 schrieb Umesh Sehgal:
>>>
>>>> Thanks for the quick reply, I tried using the maxSwallowSize with
>>>> increased
>>>> value but to no effect. The max size that I have been able to upload is
>>>> ~16
>>>> KB. I also see that the maxSwallowSize got introduced with update 55 but
>>>> the behavior I'm seeing is 50 update onwards, is there any other param
>>>> too?
>>>> is there any logging that can be turned on tomcat to help debug?
>>>>
>>>
>>> Please do not top post. For the rest see below.
>>>
>>>   On Mon, Mar 2, 2015 at 2:32 PM, Rainer Jung <rainer.jung@kippdata.de>
>>>> wrote:
>>>>
>>>>   Am 02.03.2015 um 09:34 schrieb Umesh Sehgal:
>>>>>
>>>>>    Hi,
>>>>>
>>>>>>
>>>>>> We recently upgraded our application's tomcat from 7.0.30 to 7.0.59.
>>>>>> After
>>>>>> upgrade the file upload feature has broken. I have been able to nail it
>>>>>> down to the point that the problem manifests 7.0.50 onwards. Here is
>>>>>> the
>>>>>> exception that I see inside logs:
>>>>>>
>>>>>>      Caused by: java.net.SocketException: Connection reset by peer:
>>>>>> socket
>>>>>> write error
>>>>>> at java.net.SocketOutputStream.socketWrite0(Native Method)
>>>>>> at java.net.SocketOutputStream.socketWrite(Unknown Source)
>>>>>> at java.net.SocketOutputStream.write(Unknown Source)
>>>>>> at sun.security.ssl.OutputRecord.writeBuffer(Unknown Source)
>>>>>> at sun.security.ssl.OutputRecord.write(Unknown Source)
>>>>>>
>>>>>> Also, I notice that the problem doesn't happen with a 2KB file but
>>>>>> 2MB. I
>>>>>> don't see anything obvious in the 7.0.50 changelog which could explain
>>>>>> this
>>>>>> behavior. Can someone please provide some pointer as what could be
>>>>>> causing
>>>>>> this?
>>>>>>
>>>>>>
>>>>> https://bz.apache.org/bugzilla/show_bug.cgi?id=57617
>>>>>
>>>>> Fixed for next 7.0.60 in
>>>>>
>>>>> http://svn.apache.org/r1659295
>>>>>
>>>>> The original change can be found looking for "maxSwallowSize" in the
>>>>> changelog
>>>>>
>>>>
>>> Could it be "If a request that includes an Expect: 100-continue header
>>> receives anything other than a 2xx response, close the connection This
>>> protects against misbehaving clients that may not sent the request body in
>>> that case and send the next request instead. (markt) "?
>>>
>>> It was changed in 7.0.49, but 49 was not released, so 50 was the first
>>> version with this change.
>>>
>>>
>>> Regards,
>>>
>>> Rainer
>>>
>>
>> I did see this in changelog but in the captured traffic don't see any
>> expect 100 header request. Any other way I can confirm this on the tomcat
>> side?
>>
>> Thanks,
>> Umesh
>>
>
> Can you please point me to SVN change for :
> "If a request that includes an Expect: 100-continue header receives
> anything other than a 2xx response, close the connection This protects
> against misbehaving clients that may not sent the request body in that case
> and send the next request instead. (markt) "?

http://svn.apache.org/r1540689


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