Date: Sun, 17 May 2020 20:37:54 -0400 From: Ed Maste <emaste@freebsd.org> To: Conrad Meyer <cem@freebsd.org> Cc: Oliver Pinter <oliver.pntr@gmail.com>, "src-committers@freebsd.org" <src-committers@freebsd.org>, "svn-src-all@freebsd.org" <svn-src-all@freebsd.org>, "svn-src-head@freebsd.org" <svn-src-head@freebsd.org> Subject: Re: svn commit: r361143 - head/release/tools Message-ID: <CAPyFy2D_CbZaM_XpQPUh=-gsxyNjS13vVDFPdNF9UcgPdQhDgA@mail.gmail.com> In-Reply-To: <CAG6CVpX1Wdhf6a_YyZNgUxwXXD39Oi_HNVONVet7_Rjvo0yrbw@mail.gmail.com> References: <202005172155.04HLt07J036230@repo.freebsd.org> <CAPjTQNGakmfGtR2%2BxJ62YTRooDNG8=q=hThPyksTyf99F8Ybgg@mail.gmail.com> <CAG6CVpX1Wdhf6a_YyZNgUxwXXD39Oi_HNVONVet7_Rjvo0yrbw@mail.gmail.com>
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On Sun, 17 May 2020 at 20:24, Conrad Meyer <cem@freebsd.org> wrote: > > On Sun, May 17, 2020 at 4:49 PM Oliver Pinter <oliver.pntr@gmail.com> wrote: > > On Sunday, May 17, 2020, Colin Percival <cperciva@freebsd.org> wrote: > >> +# Provide instructions on how to mount the requested filesystem. > >> +FS=$1 > >> +REGION=`fetch -qo- http://169.254.169.254/latest/meta-data/placement/availability-zone | sed -e 's/[a-z]$//'` > > > > > > What will be this hard-coded ip address without any verification or at least https? > > It's a special non-routable IP that is used in at least AWS and Azure > to provide some VM services. Traffic to and from it never leaves the > virtual overlay network, which by design VM instances already trust to > provide privacy. It doesn't require functioning DNS to access the raw > IP. And, more information at https://en.wikipedia.org/wiki/Link-local_address
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