[undertow-dev] We are noticing broken websocket messages

[Robin Anil]

Filed https://issues.jboss.org/browse/UNDERTOW-684

On Wed, Apr 6, 2016 at 4:57 PM Stuart Douglas <sdouglas at redhat.com> wrote:

> Sounds like a bug in the extension, can you file a JIRA about this?
>
> Stuart
>
> On Thu, Apr 7, 2016 at 3:33 AM, Robin Anil <robin.anil at gmail.com> wrote:
> > Sorry for not getting back because I didn't have a repro case. This issue
> > happened last night and I was noticing that it was because the
> per-message
> > size was in the 300K to 500K range.
> >
> > So I tried to reduce our payload our issue went away. Digging in I
> noticed
> > that the moment I disable  PerMessageDeflateHandshake() extension the
> error
> > goes away even at the large batch size. So this is what I have as an
> repro
> > so far
> >
> >
> > Robin
> >
> > On Tue, Mar 22, 2016 at 5:30 PM Stuart Douglas <sdouglas at redhat.com>
> wrote:
> >>
> >> Their is no internal limitation in Undertow. Do you have a simple
> >> reproducer I can look at?
> >>
> >> Stuart
> >>
> >> On Wed, Mar 23, 2016 at 2:52 AM, Robin Anil <robin.anil at gmail.com>
> wrote:
> >> > Stuart,
> >> >
> >> > We are using undertow websocket library for passing back and forth
> >> > serialized JSON messages using Websockets.sendText method
> >> >
> >> > On the client side in Chrome we are noticing that that instead of 1
> >> > message
> >> > we are receiving 2 where the first one is truncated at some 323,821 B
> >> > and
> >> > the second message is of 148,583 but malformed (its text but its
> >> > garbled)
> >> > and therefore not a JSON even if its concatenated with the first
> message
> >> >
> >> > We are converting protocol buffers to JSON on the server side and
> can't
> >> > point the finger at that code as it had worked for even bigger JSON
> >> > messages.
> >> >
> >> > To investigate this further I need help ruling out any message size or
> >> > frame
> >> > size limitation on undertow that could cause this. Any pointers here
> >> > would
> >> > be helpful.
> >> >
> >> > Robin
>
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