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Subject: Re: setup 2.878 only processes one site
To: cygwin AT cygwin DOT com
References: <dbb0d48f-e602-f202-6573-2d900728d091 AT acm DOT org> <7d6dc5d3-e368-a513-d04b-58410da7152b AT dronecode DOT org DOT uk> <f2f46c8a-b634-aba4-c852-1d389be7a5dd AT acm DOT org> <157e3495-e031-0637-faf9-1d0813ece56d AT dronecode DOT org DOT uk> <fbf93978-1431-8994-d137-090e16e4c71f AT acm DOT org> <4e36141b-c287-35ea-39e0-227e4353c25c AT dronecode DOT org DOT uk>
From: David Rothenberger <daveroth AT acm DOT org>
Message-ID: <e2d5badd-6eac-bd13-77b3-c66cbd40d149@acm.org>
Date: Thu, 18 May 2017 10:04:19 -0700
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Reply-To: cygwin AT cygwin DOT com

Jon Turney wrote:
> On 17/05/2017 21:45, David Rothenberger wrote:
>> Jon Turney wrote:
>>> On 17/05/2017 18:06, David Rothenberger wrote:
>>>> Jon Turney wrote:
>>>>> On 17/05/17 00:14, David Rothenberger wrote:
>>>>>> When I use the new Direct Connection option in setup 2.878, it 
>>>>>> appears
>>>>>> that setup only downloads the setup.xz file from one of the three
>>>>>> sites
>>>>>> I have selected.
>>>>>
>>>>> Something which might give this impression is that setup will now
>>>>> cache setup.xz, and only download it if it has changed.
>>>>
>>>> I think you nailed it. I tried again this morning and the first time I
>>>> ran setup, it did contact our local site, but it did not on subsequent
>>>> runs (even to see if the file has changed). I then modified our web
>>>
>>> This would be very bad, if true.  Are you sure that we aren't
>>> contacting the server at all? (such requests might not be logged in
>>> some configurations)
>>
>> Yes, I'm sure. I verified our web server logs requests with the
>> If-Modified-Since header. Also, I used wireshark to confirm there was no
>> request at all to our web server.
> 
> Hmm... In my testing I saw requests with If-Modified-Since: and 
> If-None-Match: headers being sent and a 304 Not Modified response being 
> sent.
> 
> I added INTERNET_FLAG_RESYNCHRONIZE, which looks like it might be needed 
> to do the right thing if the server doesn't send an ETag header, and 
> made another build.

My server does send the ETag header. I'm using Apache 2.4.

> https://cygwin.com/setup/setup-2.878-4-g582a35.x86.exe
> https://cygwin.com/setup/setup-2.878-4-g582a35.x86_64.exe
> 
> Perhaps you could try that and see if it improves things?

The problem is indeed fixed with these builds. Thanks!

-- 
David Rothenberger  ----  daveroth AT acm DOT org

Justice, n.:
         A decision in your favor.

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