users@grizzly.java.net

Re: grizzly-sendfile bugs for 1.9.5

From: Igor Minar <iiminar_at_gmail.com>
Date: Thu, 30 Apr 2009 15:06:20 -0700

On Apr 30, 2009, at 1:31 PM, Jeanfrancois Arcand wrote:

> Salut,
>
> Jeanfrancois Arcand wrote:
>> Salut,
>> Igor Minar wrote:
>>> Hi there,
>>>
>>> First of all let me thank you for making it so easy to build
>>> webservers using the grizzly embedded server. It was a breeze for
>>> me to build a standalone grizzly-sendfile server. So thanks! :)
>> Thanks!
>>>
>>> Now back to the business...
>>>
>>> I still didn't progress with neither of the bugs bellow. I created
>>> testcases using grizzly-sendfile-server and wget so that you can
>>> easily reproduce the issues. Please let me know if the distros
>>> don't work for you for some reason.
>>>
>>> The only files that I changed in these two distros were
>>> SendfileFilter and the main pom (336 builds against 1.9.15-
>>> SNAPSHOT).
>>>
>>> I'm going to play with the grizzly code to see if I can find a fix
>>> for the issue, but I'd appreciate if you had a look too and/or
>>> provided me with some guidance.
>> Ok I need to look at the statistics bug and next is yours.
>
> Actually for (2), can you try:
>
> ((SocketChannel)task.getSelectionKey().channel()).close();

but I don't want to close the channel. I only want grizzly's selector
to deregister the key.

/i

>
> To be safe do something like:
>
> https://grizzly.dev.java.net/nonav/xref/com/sun/grizzly/BaseSelectionKeyHandler.html
> #277
>
> I will try to understand why it no longer works.
>
> A+
>
> -- Jeanfrancois
>
>
>> Thanks for the test case.
>> -- Jeanfrancois
>>>
>>>
>>> Bug 336
>>> -------
>>>
>>> src: http://dl.getdropbox.com/u/838370/grizzly/grizzly-sendfile-bug336-src.tgz
>>> jar: http://dl.getdropbox.com/u/838370/grizzly/grizzly-sendfile-server-0.3-SNAPSHOT-jar-with-dependencies-bug336.jar
>>>
>>> run as: java -jar grizzly-sendfile-server-0.3-SNAPSHOT-jar-with-
>>> dependencies-bug336.jar -p 7700 -m servlet /path/to/some/files
>>> test: wget -O - --save-headers http://localhost:7700/some-small-file
>>>
>>> Should contain header:
>>> StoragePath: /path/to/some/files/some-small-file
>>>
>>> The body should not start with:
>>> Some bogus content to test Response#resetBody()
>>>
>>>
>>>
>>> Bug 548
>>> -------
>>>
>>> src: http://dl.getdropbox.com/u/838370/grizzly/grizzly-sendfile-bug548-src.tgz
>>> jar: http://dl.getdropbox.com/u/838370/grizzly/grizzly-sendfile-server-0.3-SNAPSHOT-jar-with-dependencies-bug548.jar
>>>
>>> run as: java -jar grizzly-sendfile-server-0.3-SNAPSHOT-jar-with-
>>> dependencies-bug548.jar -p 7700 /path/to/some/files
>>> test: wget --limit-rate 10000 -O /dev/null http://localhost:7700/100m.file
>>>
>>> Should not see:
>>> 2009-04-30 11:48:34 (9.77 KB/s) - Connection closed at byte
>>> 146988. Retrying.
>>>
>>>
>>> I also tried calling attach(Long.MAX_VALUE) before calling cancel
>>> as:
>>>
>>> task.getSelectionKey().attach(Long.MAX_VALUE);
>>> task.getSelectionKey().cancel();
>>>
>>> but it had no effect.
>>>
>>>
>>> cheers,
>>> Igor
>>>
>>>
>>> On Apr 29, 2009, at 5:30 PM, Jeanfrancois Arcand wrote:
>>>
>>>> Salut,
>>>>
>>>> Igor Minar wrote:
>>>>> Hi guys,
>>>>> following http://twitter.com/project_grizzly/statuses/1649157373/
>>>>> here are two bugs that currently complicate my life:
>>>>> https://grizzly.dev.java.net/issues/show_bug.cgi?id=336 -
>>>>> reopened bug with an untested patch provided by me. I'll try to
>>>>> test it today to confirm that it works as expected.
>>>>
>>>> Patch applied. See comments in the issue.
>>>>
>>>>> https://grizzly.dev.java.net/issues/show_bug.cgi?id=548 - I'll
>>>>> create a grizzly-sendfile distro that uses the grizzly web
>>>>> server so that you can easily reproduce the error.
>>>>
>>>> OK thanks. I've added my comments on the issue as well. Clearly
>>>> the connection seems to times out, either because of the
>>>> SelectionKeyHandler doesn't do the right things or the
>>>> InputReader timeout is to small. Just try to do
>>>> SelectionKey.attach(Long.MAX_VALUE) from your code to see if that
>>>> help.
>>>>
>>>> Thanks
>>>>
>>>> -- Jeanfrancois
>>>>
>>>>> cheers,
>>>>> Igor
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>>>
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