Re: [Qemu-devel] [qemu-web PATCH] download: Add instructions for MacPorts

[Programmingkid]

> On Apr 4, 2018, at 11:55 AM, Stefan Weil <address@hidden> wrote:
> 
> Am 04.04.2018 um 16:58 schrieb Daniel P. Berrangé:
>> On Wed, Apr 04, 2018 at 04:45:48PM +0200, Paolo Bonzini wrote:
>>> On 04/04/2018 16:38, Daniel P. Berrangé wrote:
>>>> The source/quality of those binaries is completely opaque. We've no idea 
>>>> who
>>>> built them, nor what build options were used, nor what/where the 
>>>> corresponding
>>>> source is (required for GPL compliance), nor any checksum / signature to
>>>> validate the binary isn't compromised since build, etc, etc.
>>>> 
>>>> Pointing users to those binaries makes it appear QEMU project is blessing
>>>> them, and so any issues with them directly reflect on QEMU's reputation.
>>>> 
>>>> If we're going to link to binaries telling users to download them, we need
>>>> to be hosting them on qemu.org and have a clearly documented formal process
>>>> around building & distributing them.
>>>> 
>>>> Since both Homebrew & Macports are providing formal bulds though, it looks
>>>> simpler to just entirely delegate the problem to them, as we do for Linux
>>>> where we delegate to distro vendors to build & distribute binaries.
>>> 
>>> Note that, to some extent, the same issues do apply to Win32 binaries
>>> (in particular, they are distributed under http and there are no
>>> signatures).  However, the situation is better in that they are hosted
>>> on an identifiable person's website, and of course Windows doesn't have
>>> something akin to Homebrew and Macports so there is no alternative to
>>> volunteers building and hosting the binaries.
>> 
>> It would be desirable & practical to address that for Win32, by building
>> the Win32 binaries at time of cutting the release, using the Mingw toolchain
>> via one of our formal Docker environments. Would need buy-in of our release
>> manager to accept the extra work for making releases though...
>> 
>> Regards,
>> Daniel
> 
> That would be one possible way. A more automated way could use CI builds
> (for example on GitHub) to generate executables for Windows.
> 
> By the way: https://qemu.weilnetz.de provides https (maybe I should
> enforce it), it includes sha512, and I also sign the binaries with my
> key. You still have to trust me, Debian and Cygwin (which provides lots
> of libraries used for the build).
> 
> Regards,
> Stefan

I guess there is just too much distrust to provide a QEMU binary for download.