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doc: Explain authentication in "System Installation". 

Suggested by Vincent Legoll <vincent.legoll@gmail.com>.

* doc/guix.texi (OPENPGP-SIGNING-KEY-ID): New constant.
(Binary Installation): Use it.
(USB Stick Installation): Copy and adjust the authentication bit from
"Binary Installation".
This commit is contained in:
Ludovic Courtès 2016-07-26 15:07:29 +02:00
parent 6e42660b12
commit debc6360e1
No known key found for this signature in database
GPG Key ID: 090B11993D9AEBB5
1 changed files with 26 additions and 1 deletions
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27
doc/guix.texi
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@ -9,6 +9,9 @@
@include version.texi
@c Identifier of the OpenPGP key used to sign tarballs and such.
@set OPENPGP-SIGNING-KEY-ID 090B11993D9AEBB5
@copying
Copyright @copyright{} 2012, 2013, 2014, 2015, 2016 Ludovic Courtès@*
Copyright @copyright{} 2013, 2014, 2016 Andreas Enge@*
@ -374,6 +377,7 @@ Download the binary tarball from
where @var{system} is @code{x86_64-linux} for an @code{x86_64} machine
already running the kernel Linux, and so on.
@c The following is somewhat duplicated in ``System Installation''.
Make sure to download the associated @file{.sig} file and to verify the
authenticity of the tarball against it, along these lines:
@ -386,11 +390,12 @@ If that command fails because you do not have the required public key,
then run this command to import it:
@example
$ gpg --keyserver pgp.mit.edu --recv-keys 090B11993D9AEBB5
$ gpg --keyserver pgp.mit.edu --recv-keys @value{OPENPGP-SIGNING-KEY-ID}
@end example
@noindent
and rerun the @code{gpg --verify} command.
@c end authentication part
@item
As @code{root}, run:
@ -6134,6 +6139,26 @@ for a GNU/Linux system on Intel/AMD-compatible 64-bit CPUs;
for a 32-bit GNU/Linux system on Intel-compatible CPUs.
@end table
@c start duplication of authentication part from ``Binary Installation''
Make sure to download the associated @file{.sig} file and to verify the
authenticity of the image against it, along these lines:
@example
$ wget ftp://alpha.gnu.org/gnu/guix/guixsd-usb-install-@value{VERSION}.@var{system}.xz.sig
$ gpg --verify guixsd-usb-install-@value{VERSION}.@var{system}.xz.sig
@end example
If that command fails because you do not have the required public key,
then run this command to import it:
@example
$ gpg --keyserver pgp.mit.edu --recv-keys @value{OPENPGP-SIGNING-KEY-ID}
@end example
@noindent
and rerun the @code{gpg --verify} command.
@c end duplication
This image contains a single partition with the tools necessary for an
installation. It is meant to be copied @emph{as is} to a large-enough
USB stick.