Re: https access to git repo?

Re: https access to git repo?

[Eric Blake]

Forwarding a message from cygwin-developers:

On 11/2/18 9:32 AM, cyg Simple wrote:
> On 11/2/2018 9:20 AM, Eric Blake wrote:
>> https://cygwin.com/git.html recommends the use of git:// for accessing
>> the cygwin git repo.  However, git:// suffers from man-in-the-middle
>> attacks, in comparison to https://.  On the other hand, performance of
>> https:// is much worse than git:// UNLESS the git server is running a
>> new enough version of git, such that it advertises
>> application/x-git-upload-pack-advertisement support.
>>
>> Alas, the current sourceware server is running an old version of git:
>>
>> $ wget -S
>> 'http://sourceware.org/git/newlib-cygwin.git/info/refs?service=git-upload-pack'
>> 2>&1 | grep Content-Type
>>    Content-Type: text/plain; charset=UTF-8
>>
>> Contrast that with other git repos:
>>
>> $ wget -S
>> 'https://repo.or.cz/qemu.git/info/refs?service=git-upload-pack' 2>&1 |
>> grep Content-Type
>>    Content-Type: application/x-git-upload-pack-advertisement
>>
>> Is there a chance we can get sourceware to upgrade to a newer git
>> server, and then update our recommendations to point people to https://
>> clones instead of insecure git://, and without the current speed penalty
>> that current https:// access through our non-upgraded server provides?
> 
> You'll need to ask overseerers@sourceware.org.  They may have it on
> there radar already but it doesn't hurt to ask.
> 

-- 
Eric Blake, Principal Software Engineer
Red Hat, Inc.           +1-919-301-3266
Virtualization:  qemu.org | libvirt.org