depot/nixos/modules/system/etc/test.nix
Luke Granger-Brown 57725ef3ec Squashed 'third_party/nixpkgs/' content from commit 76612b17c0ce
git-subtree-dir: third_party/nixpkgs
git-subtree-split: 76612b17c0ce71689921ca12d9ffdc9c23ce40b2
2024-11-10 23:59:47 +00:00

70 lines
1.7 KiB
Nix

{ lib
, coreutils
, fakechroot
, fakeroot
, evalMinimalConfig
, pkgsModule
, runCommand
, util-linux
, vmTools
, writeText
}:
let
node = evalMinimalConfig ({ config, ... }: {
imports = [ pkgsModule ../etc/etc.nix ];
environment.etc."passwd" = {
text = passwdText;
};
environment.etc."hosts" = {
text = hostsText;
mode = "0751";
};
});
passwdText = ''
root:x:0:0:System administrator:/root:/run/current-system/sw/bin/bash
'';
hostsText = ''
127.0.0.1 localhost
::1 localhost
# testing...
'';
in
lib.recurseIntoAttrs {
test-etc-vm =
vmTools.runInLinuxVM (runCommand "test-etc-vm" { } ''
mkdir -p /etc
${node.config.system.build.etcActivationCommands}
set -x
[[ -L /etc/passwd ]]
diff /etc/passwd ${writeText "expected-passwd" passwdText}
[[ 751 = $(stat --format %a /etc/hosts) ]]
diff /etc/hosts ${writeText "expected-hosts" hostsText}
set +x
touch $out
'');
# fakeroot is behaving weird
test-etc-fakeroot =
runCommand "test-etc"
{
nativeBuildInputs = [
fakeroot
fakechroot
# for chroot
coreutils
# fakechroot needs getopt, which is provided by util-linux
util-linux
];
fakeRootCommands = ''
mkdir -p /etc
${node.config.system.build.etcActivationCommands}
diff /etc/hosts ${writeText "expected-hosts" hostsText}
touch $out
'';
} ''
mkdir fake-root
export FAKECHROOT_EXCLUDE_PATH=/dev:/proc:/sys:${builtins.storeDir}:$out
fakechroot fakeroot chroot $PWD/fake-root bash -c 'source $stdenv/setup; eval "$fakeRootCommands"'
'';
}