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Re: Guix binary tarball
From: |
Ludovic Courtès |
Subject: |
Re: Guix binary tarball |
Date: |
Wed, 20 May 2015 12:19:47 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) |
Mark H Weaver <address@hidden> skribis:
> Andreas Enge <address@hidden> writes:
>
>> - The tarball also contains /, /root and /var. When unpacking it, the owner
>> and permissions are changed on the system. As a consequence, we could not
>> ssh into the machine any more (!). Could these directories be left out of
>> the tarball and only their contents be kept in?
>
> The directories could indeed be left out.
Oh you mean the *parent* directories, right? Sorry I hadn’t understood
that.
> I experimentally verified that GNU tar will still create those
> directories if they don't already exist, but will leave their
> ownership and permissions unmodified if they do exist.
>
> Here's a suggested patch:
>
> diff --git a/gnu/system/install.scm b/gnu/system/install.scm
> index 799851c..10fbfdd 100644
> --- a/gnu/system/install.scm
> +++ b/gnu/system/install.scm
> @@ -71,7 +71,14 @@ under /root/.guix-profile where GUIX is installed."
> (with-directory-excursion %root
> (zero? (system* "tar" "--xz" "--format=gnu"
> "--owner=root:0" "--group=root:0"
> - "-cvf" #$output ".")))))
> + "-cvf" #$output
> + ;; Avoid adding /, /var, or /root to the tarball,
> + ;; so that the ownership and permissions of those
> + ;; directories will not be overwritten when
> + ;; extracting the archive.
> + "./root/.guix-profile"
> + "./var/guix"
> + "./gnu")))))
>
> (gexp->derivation "guix-tarball.tar.xz" build
> #:references-graphs `(("profile" ,profile))
>
> If we did this, then we could revert 8c3a5d7059 and avoid any use of
> --skip-old-files. I would be in favor of this.
>
> What do you think?
Yes, that’s even better, please commit and revert 8c3a5d7059.
Thanks!
Ludo’.
- Re: Guix binary tarball, (continued)
Re: Guix binary tarball, Andreas Enge, 2015/05/16
Re: Guix binary tarball, Ludovic Courtès, 2015/05/17
Re: Guix binary tarball, Mark H Weaver, 2015/05/19