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Merge pull request #39407 from dtzWill/feature/check-nix.conf

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nixos/nix-daemon: optionally (on by default) check nix.conf can be read
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Will Dietz 2018-05-01 16:09:20 -05:00 committed by GitHub
commit fdc581d8c3
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1 changed files with 13 additions and 2 deletions
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15
nixos/modules/services/misc/nix-daemon.nix
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@ -33,7 +33,7 @@ let
sh = pkgs.runtimeShell;
binshDeps = pkgs.writeReferencesToFile sh;
in
pkgs.runCommand "nix.conf" { extraOptions = cfg.extraOptions; } ''
pkgs.runCommand "nix.conf" { extraOptions = cfg.extraOptions; } (''
${optionalString (!isNix20) ''
extraPaths=$(for i in $(cat ${binshDeps}); do if test -d $i; then echo $i; fi; done)
''}
@ -62,7 +62,11 @@ let
''}
$extraOptions
END
'';
'' + optionalString cfg.checkConfig ''
echo "Checking that Nix can read nix.conf..."
ln -s $out ./nix.conf
NIX_CONF_DIR=$PWD ${cfg.package}/bin/nix show-config >/dev/null
'');
in
@ -349,6 +353,13 @@ in
'';
};
checkConfig = mkOption {
type = types.bool;
default = true;
description = ''
If enabled (the default), checks that Nix can parse the generated nix.conf.
'';
};
};
};