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Re: [jetty-dev] Setting TOS/DS for WebSocket traffic
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Hi,
On Fri, Feb 7, 2014 at 2:01 PM, <xavier.bruggheman@xxxxxxxxxxxx> wrote:
> Hi,
>
> I'm using Jetty 9.1.1 as websocket client & server over SSL, and need to set
> the TOS / DF fields (RFC 1349 / RFC 2474) on the generated TCP traffic in
> order for it to be routed with the same level of priority as the associated
> non-websocket traffic it controls (currently Express Forwarding, but others
> might be used depending on the environment).
>
> I've had a look around, but couldn't find an easy way to configure it for
> the socket/channels created by either the Server or the WebSocketClient. The
> nearest thing I've found is the configuration of another socket options
> (lingerTime) for server sockets, but not much of the WebSocketPolicy applies
> to the creation of client sockets.
>
> The only way I currently managed to do that is through rather ugly hacks:
> - On the server side, subclass oejs.ServerConnector and override protected
> void configure(Socket) in order to call socket.setTrafficClass(tos). I could
> live with that.
> - On the client side, subclass oejwci.ConnectionManager, override public
> ConnectPromise connect(WebSocketClient, EventDriver, ClientUpgradeRequest),
> and return a class similar to PhysicalConnect which would either call
> channel.socket().setTrafficClass(tos) or
> channel.setOption(StandardSocketOptions.IP_TOS, tos) before connecting. This
> is much uglier due to the private PhysicalConnect inner class and its lack
> of socket configuration hooks.
>
> Did I miss something ? Is there an easier way to configure that option ?
>
> If not, would you consider making this configurable in a later version ?
Sure !
Please file an issue at
https://bugs.eclipse.org/bugs/enter_bug.cgi?product=Jetty.
--
Simone Bordet
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