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users: ensure all users' home directories in the config are correct

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Michael Hoang 2024-10-26 12:31:53 +11:00
parent 55be3e1a5f
commit 9cd3976486
1 changed files with 24 additions and 0 deletions
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24
modules/users/default.nix
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@ -94,6 +94,14 @@ in
};
config = {
assertions = [
{
# We don't check `root` like the rest of the users as on some systems `root`'s
# home directory is set to `/var/root /private/var/root`
assertion = cfg.users ? root -> (cfg.users.root.home == null || cfg.users.root.home == "/var/root");
message = "`users.users.root.home` must be set to either `null` or `/var/root`.";
}
];
users.gids = mkMerge gids;
users.uids = mkMerge uids;
@ -163,6 +171,22 @@ in
if [ -z "$u" ]; then
requireFDA ${name} created
fi
${optionalString (v.home != null && v.name != "root") ''
homeDirectory=$(dscl . -read ${dsclUser} NFSHomeDirectory)
homeDirectory=''${homeDirectory#NFSHomeDirectory: }
if [[ ${lib.escapeShellArg v.home} != "$homeDirectory" ]]; then
printf >&2 '\e[1;31merror: config contains the wrong home directory for %s, aborting activation\e[0m\n' ${name}
printf >&2 'nix-darwin does not support changing the home directory of existing users.
printf >&2 '\n'
printf >&2 'Please set:\n'
printf >&2 '\n'
printf >&2 ' users.users.%s.home = "%s";\n' ${name} "$homeDirectory"
printf >&2 '\n'
printf >&2 'or remove it from your configuration.\n'
exit 1
fi
''}
fi
'') createdUsers}