dev@grizzly.java.net

Re: Problem with WebSockets using Grizzly in latest Glassfish 3.1 and Chromium

From: Ido Ran <ido.ran_at_gmail.com>
Date: Sun, 20 Jun 2010 12:02:54 +0300

Hi,
I saw that you have update the source code in grizzly/trunk 2 days ago, can
you please let us know, though mailing-list what has change and when the
Glassfish 3.1 has WebSocket ready implementation?

Thank you,
Ido

On Thu, Jun 17, 2010 at 12:35 PM, Oleksiy Stashok
<Oleksiy.Stashok_at_sun.com>wrote:

> Hi Ido,
>
> sure, please file an issue.
>
> Thanks.
>
> WBR,
> Alexey.
>
> On Jun 17, 2010, at 11:33 , Ido Ran wrote:
>
> Hi,
>
> I've manage to get the sample chat application (
> http://www.antwerkz.com/glassfish-web-sockets-sample/) to work with
> Glassfish 3.1 (10-jun nightly build).
> The problem is that the WebSocket implementation in Grizzly fail (or it
> take too long) to detect that a WebSocket has been abandoned by the client.
>
> The isConnected property of the WebSocket class do return false for
> disconnected sockets, but the application onClose method never get called.
>
> It is possible that I'm miss-understood who to work with Grizzly WebSocket
> but in the sample application the socket get piled in the "sockets" list.
> Also the send method of WebSocket get stuck if it is called on a closed
> socket which cause the broadcast method to be very weak and vulnerable to
> network problems.
>
> Also BaseWebSocket connected and state members are not set correctly, the
> connected is never set to true and state is always STARTING.
>
> Should I file those in ticketing system or they are known because this is
> still a work in progress?
>
> Thank you,
> Ido
>
>
>
> On Thu, Jun 17, 2010 at 9:51 AM, Ido Ran <ido.ran_at_gmail.com> wrote:
>
>> Can someone please write here the branch name that contain the latest code
>> of WebSocket - the code that actually ships with the nightly builds of
>> Glassfish 3.1.
>>
>> Thanks,
>> Ido
>>
>>
>> On Tue, Jun 15, 2010 at 5:37 PM, Tako Schotanus <
>> quintesse_at_palacio-cristal.com> wrote:
>>
>>> Ok, thanks for the heads up.
>>>
>>> Could you maybe give a reference to the issue so I can track its status
>>> without having to bother the list?
>>>
>>> Cheers,
>>> -Tako
>>>
>>>
>>>
>>> On Tue, Jun 15, 2010 at 16:26, Justin Lee <justin.d.lee_at_oracle.com>wrote:
>>>
>>>> I'm working that now. So far the samples still work for me and I've
>>>> tried several browsers on 2 different OSes. There *are* issues but they
>>>> don't prevent the samples from working in general. I haven't seen the new
>>>> spec rev in the wild yet so there shouldn't be any browser issues just yet.
>>>> I'm working on cleaning up those other issues, though.
>>>>
>>>>
>>>> On 6/15/10 10:12 AM, Tako Schotanus wrote:
>>>>
>>>>> Hi,
>>>>>
>>>>> any news on the status of this issue?
>>>>> I tried finding the issue in the bug database but without success.
>>>>>
>>>>> Cheers,
>>>>> -Tako
>>>>>
>>>>>
>>>>> On Tue, Jun 8, 2010 at 01:43, Justin Lee<justin.d.lee_at_oracle.com>
>>>>> wrote:
>>>>>
>>>>>
>>>>>
>>>>>> I saw that blog a few days ago and was wondering about that. I didn't
>>>>>> expect chrome to update so quickly. I'll file an issue against
>>>>>> grizzly,
>>>>>> though, so I can get it on my docket to fix.
>>>>>>
>>>>>>
>>>>>> On 6/7/10 6:44 PM, Tako Schotanus wrote:
>>>>>>
>>>>>>
>>>>>>
>>>>>>> Aha, I just found this on the chromium blog:
>>>>>>>
>>>>>>> http://blog.chromium.org/2010/06/websocket-protocol-updated.html
>>>>>>>
>>>>>>> Could possibly be related because I just found out that the things
>>>>>>> that
>>>>>>> worked before (those that I mentioned before) have all suddenly
>>>>>>> stopped
>>>>>>> working as well. Probably a browser update snuck me by without
>>>>>>> noticing.
>>>>>>>
>>>>>>> -Tako
>>>>>>>
>>>>>>>
>>>>>>> On Mon, Jun 7, 2010 at 22:28, Tako Schotanus<tako_at_codejive.org>
>>>>>>> wrote:
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>> Hi,
>>>>>>>>
>>>>>>>> I mentioned this already on Justin Lee's blog (
>>>>>>>> http://www.antwerkz.com/glassfish-web-sockets-sample) but I haven't
>>>>>>>> been
>>>>>>>> able to get the websocket chat sample to work with the latest
>>>>>>>> Glassfish
>>>>>>>> 3.1
>>>>>>>> (downloaded June 2nd).
>>>>>>>>
>>>>>>>> First I tried to just re-create the needed files from the
>>>>>>>> information on
>>>>>>>> his blog and when that didn't work out I just downloaded the latest
>>>>>>>> grizzly
>>>>>>>> and built the entire thing copying the websocket chat sample WAR to
>>>>>>>> the
>>>>>>>> Glassfish autodeploy folder. Although much better looking than the
>>>>>>>> version I
>>>>>>>> threw together the result stayed the same. A strange error from
>>>>>>>> Chromium
>>>>>>>> about needing a helper application (see attached image).
>>>>>>>>
>>>>>>>> It's not a problem with Chromium as far as I can see because many of
>>>>>>>> the
>>>>>>>> sample on the net function without any problem, as well as samples
>>>>>>>> that I
>>>>>>>> have running locally using jWebsocket and Jetty.
>>>>>>>>
>>>>>>>> Cheers,
>>>>>>>> -Tako
>>>>>>>>
>>>>>>>> PS: Just curious, but the Websocket implementation that Jetty uses
>>>>>>>> (a
>>>>>>>> WebSocket is a subclass of HttpServlet) seems conceptually a bit
>>>>>>>> simpler
>>>>>>>> than the way it's done in Glassfish (using both a WebSocket and a
>>>>>>>> WebSocketApplication). Any particular reason as to why?
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
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>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>
>>>
>>
>
>