I have a bash/vim/tmux workflow inherited from linux which I wanted to
replicate when i have to use windows. basically I almost never leave the
shell except when I use Firefox.
On Thu, Jan 21, 2016 at 10:47 AM Konstantin Khomoutov <
flatw...@users.sourceforge.net> wrote:
> On Wed, 20 Jan 2016 14:02:30 -0800 (PST)
> "Martin T." wrote:
>
> > I am using Windows 7 x64.
> > I have installed Git for Windows and cygwin's git.
> [...]
> > But I get an authentication `407` error with cygwin's git:
> >
> > user > ~ > git config --get http.proxy
> > https://:@evilcorp.proxy.com:8080
> > user > ~ > git clone https://github.com/vim/vim
> > Cloning into 'vim'...
> > fatal: unable to access 'https://github.com/vim/vim/': Received
> > HTTP code 407 from proxy after CONNECT
> >
> > Setting the username and password in the proxy string does not change
> > the result.
> >
> > I have found this on the cywin mailing list which looks related to
> > that problem
> >
> > http://thread.gmane.org/gmane.os.cygwin/155039
> >
> > How can I fix that?
>
> I think the Git commit someone has spotted in that thread is a red
> herring: what you see from libCURL is it having chosen to go with
> Negotiate (which is GSS-SPNEGO in disguise) and then failing to
> actually find authentication mechanisms both your libCURL and the proxy
> both support. If that's a Windows proxy, I'm pretty sure the set of
> the auth mechs it supports is either two -- NTLM and Kerberos, -- or
> just one, Kerberos.
>
> | * Read response immediately from proxy CONNECT
> | < HTTP/1.1 407 authenticationrequired
> | < Date: Wed, 20 Jan 2016 22:44:57 GMT
> | < Content-Type: text/html
> | < Cache-Control: no-cache
> | < Content-Length: 18471
> | < Proxy-Connection: Keep-Alive
> | < Proxy-Authenticate: Negotiate
> | * gss_init_sec_context() failed: : SPNEGO cannot find mechanisms to
> | negotiate < Proxy-Authenticate: Basic realm="Web Gateway"
> | <
> | * Received HTTP code 407 from proxy after CONNECT
> | * Expire cleared
> | * Curl_done
> | * Closing connection 0
> | * The cache now contains 0 members
> | fatal: unable to access 'https://github.com/Shougo/viproc.vim/':
> | Received HTTP code 407 from proxy after CONNECT
>
> On the one hand, your curl says it supports everything needed:
>
> | Features: Debug IDN IPv6 Largefile GSS-API Kerberos SPNEGO NTLM
> | NTLM_WB SSL libz TLS-SRP UnixSockets Metalink
>
> But for some reason it fails negotiating.
>
> I'd try to play with Cygwin's curl while having Wireshark capturing the
> exchange: it has pretty good dissectors for SPNEGO, NTLMs and Kerberos,
> so pretty every time I had to debug a problem with somethig like this,
> I had success using Wireshark getting at the root of the problem.
>
> You might as well compare the exchanges between the curl from GfW and
> that one from Cygwin to spot the difference.
>
> P.S.
> Out of curiosity, why do you need Cygwin if there is Git for Windows?
>
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