We will have heart-beat mechanism ready to tackle this kind of issues soon
(Q1 2017).

On Tue, Dec 13, 2016 at 10:32 AM, Paul Breslin <[email protected]>
wrote:

> This seems to still be an issue. We have a server side stream read
> implementation that is forced to manually timeout because the Done channel
> doesn't notify when the client side goes away.
>
>
> On Tuesday, October 27, 2015 at 6:50:35 PM UTC-4, Aaron Beitch wrote:
>>
>> Hello,
>>
>> tl;dr: Does HTTP2 do any heartbeat with the client? Can a streaming rpc's
>> context.Done channel be closed if the client dies ungracefully?
>>
>> In my application I have bidirectional communication. I implement this
>> with one unary rpc for client-to-server messages and one streaming rpc for
>> server-to-client communications. When a client dies ungracefully my server
>> leaks resources because there is a goroutine sitting around waiting for
>> data to send to the client, but never notices the client disconnected.
>>
>> I was hoping that just waiting on the ctx.Done channel would notify me
>> when the client disappears, but that doesn't appear to work. I could add a
>> heartbeat mechanism, but I was hoping to not have to do that. Does HTTP2 do
>> any heartbeat with the client? Can a streaming rpc's context.Done channel
>> be closed if the client dies ungracefully?
>>
>> Thanks,
>> Aaron
>>
>> --
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-- 
Thanks,
-Qi

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