[Nix-dev] My Hydra can't send mail

[Bas van Dijk]

Thanks Eelco and Peter!

I went with the solution from Peter because I had problems in the past
with programs using ssmtp instead of postfix.

Cheers,

Bas

On 5 January 2016 at 13:09, Peter Simons <simons at cryp.to> wrote:
> Eelco Dolstra writes:
>
>  > You probably need to change the line
>  >
>  >   path = [ pkgs.nettools pkgs.ssmtp ];
>  >
>  > in the Hydra module to
>  >
>  >   path = [ pkgs.nettools pkgs.postfix ];
>  >
>  > or something like that. Or maybe add the sendmail setuid wrapper to the path.
>
> personally, I've found it useful to re-direct all users of ssmtp to
> Postfix by including the following override in my configuration.nix
> file:
>
>   nixpkgs.config = {
>     packageOverrides = pkgs: {
>       ssmtp = pkgs.stdenv.mkDerivation {
>         name = "sendmail-setuid-wrapper-0";
>         buildCommand = ''
>           mkdir -p $out/sbin
>           echo  >$out/sbin/sendmail "#! $SHELL"
>           echo >>$out/sbin/sendmail 'exec /var/setuid-wrappers/sendmail "$@"'
>           chmod +x $out/sbin/sendmail
>         '';
>       };
>     };
>   };
>
> That certainly works fine on hydra.cryp.to.
>
> I hope this helps,
> Peter
>
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