On Fri, Apr 10, 2020 at 2:42 AM Bravington, Mark (Data61, Hobart)
<mark.braving...@data61.csiro.au> wrote:
>
> > On Thu, Apr 9, 2020 at 12:44 PM Bravington, Mark (Data61, Hobart)
> > <mark.braving...@data61.csiro.au> wrote:
> > >
> > > The "r-devel snapshot build" 78175 on Windows--- a dot-exe installer---
> > > seems to be missing a couple of files in its bin/i386 folder: Rterm.exe
> > > and Rgui.exe. Both are present in its bin/x64 folder (and in the i386
> > > folder for current R).
>
> From: Jeroen Ooms <jer...@berkeley.edu>
> Sent: Thursday, 9 April 2020 21:32
> To: Bravington, Mark (Data61, Hobart)
> Cc: R-Devel-2
> Subject: Re: [Rd] missing binaries in R-devel windows snapshot 78175
>
>
> > I just tested this and as far as I can tell there are no missing
> > files. Are you sure there isn't a local problem with your system
> > permissions or antivirus that is removing the files?
>
> You're quite right--- my apologies. I've been Cylanced (without it having the
> politeness to actually tell me, grrrr). I tried again with the 78172 build
> that you used, and the two dot-exe files are there immediately after
> installation--- but 10 minutes later they're gone. One question below about
> the md5 stuff, though:
>
> > Try to verify the md5 of the installer; some enterprise firewalls are
> > tampering with downloads:
>
> >
> > openssl::md5(url('https://cran.r-project.org/bin/windows/base/R-devel-win.exe'))
> >
> > readLines('https://cran.r-project.org/bin/windows/base/md5sum.txt.R-devel')
>
> Thanks for the tip. I did that, and both give the same output. But:
>
> - If I run 'md5sum' on my local copy of the 78182 installer (ie the file
> I've just downloaded) I again get the same signature as per your two lines.
> (It's not the firewall, it's Cylance.)
>
> - Yet if I run 'openssl::md5( <local copy of installer>)' I get a different
> signature!
I think you're calculating the md5 of the filename, not the file. You
need to use:
openssl::md5(file("R-devel-win.exe"))
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