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Re: [dispatch] Potential incoming work: web push for IMAP, CalDAV and CardDAV

Julian Reschke <julian.reschke@gmx.de> Thu, 24 October 2019 03:32 UTC

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To: Michael Toomim <toomim@gmail.com>
Cc: Bron Gondwana <brong@fastmailteam.com>, dispatch@ietf.org
References: <290514e7-79ce-4852-bf05-a684e2e8d045@beta.fastmail.com> <DFC3797D-DA12-4470-9CBE-D7BD981DB6CE@gmail.com> <839ea4e5-db2d-8220-6058-93869a29c185@gmx.de> <82F33D05-D8BC-4F69-A198-677773F3427C@gmail.com>
From: Julian Reschke <julian.reschke@gmx.de>
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Date: Thu, 24 Oct 2019 05:32:14 +0200
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Subject: Re: [dispatch] Potential incoming work: web push for IMAP, CalDAV and CardDAV
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On 23.10.2019 23:22, Michael Toomim wrote:
> Julian:
>> Mike:
>>> The current design allows clients to specify a "Subscribe" header in the
>>> GET request, which tells the server to keep the connection open and
>>> stream all updates to the resource, as they happen.
>>
>> Why would you need a new header field for that?
>
> The header is just one way to do it.  What we *need* is some way for the client to signal to the server that it wants to subscribe to changes.  Right now, a header on GET seems to be the most elegant way to signal that.

My gut feeling is that you should define a media type that handles this
kind of continueing-to-update content, and then just use Accept: to tell
the server...

Best regards, Julian

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