Merge pull request 'Worktree ipa lxc kerberos fix' (#85) from worktree-ipa-lxc-kerberos-fix into main

Reviewed-on: #85

modules/ipa/client.nix

@@ -137,35 +137,12 @@ lib.mkIf enabled {
   # With security.ipa setting "passwd: sss files" in nsswitch, SSSD's IPA entry
   # takes priority for NSS lookups — this local stub is only a fallback when
   # SSSD is unreachable (at which point auth fails anyway).
-  # HM with useUserPackages = true (flake.nix) sets users.users.${ipaUser}.packages,
-  # which forces the stub into /etc/passwd. pam_sss.so with the "localusers" flag
-  # (added by NixOS when SSSD is enabled) then skips SSSD for any user it finds in
-  # local /etc/passwd — including this stub — falling through to pam_unix, which has
-  # no password for the stub → sudo auth always fails.
-  #
-  # Fix: NOPASSWD for the IPA user. The IPA user already authenticated to reach a
-  # shell (SSH public key from IPA or Kerberos), so re-prompting via a broken PAM
-  # path is security theater on a single-admin homelab.
   users.users.${vars.ipaUser} = {
     isNormalUser = true;
     group = "users";
-    extraGroups = [ "wheel" ];
     createHome = false;
   };
 
-  # home-manager-<user>.service fails on first enrollment because /home/wayne
-  # doesn't exist until the user's first login (pam_mkhomedir creates it then).
-  # ConditionPathExists makes systemd skip the service (exit 0, condition not
-  # met) instead of failing. After first login the dir exists and subsequent
-  # rebuilds activate HM normally.
-  systemd.services."home-manager-${vars.ipaUser}".unitConfig.ConditionPathExists =
-    "/home/${vars.ipaUser}";
-
-  security.sudo.extraRules = [{
-    users = [ vars.ipaUser ];
-    commands = [{ command = "ALL"; options = [ "NOPASSWD" ]; }];
-  }];
-
   # Home Manager config for the IPA primary user, applied on every enrolled
   # host. Manages what IPA doesn't: dotfiles, user-scoped packages, session
   # variables. Switch-nix/Test-nix/buildImage are system-wide (configuration.nix)

scripts/ipa/create-nixos-ipa-host-account.sh

@@ -81,14 +81,6 @@ if [[ -z "${TARGET}" ]]; then
   usage 1
 fi
 
-# Reject FQDNs passed by mistake — the script appends HOME_DOMAIN itself.
-# "nixos.sweet.home" → FQDN would become "nixos.sweet.home.sweet.home".
-if [[ "${TARGET}" == *"."* ]]; then
-  echo "Error: <hostname> must be the short name (e.g. 'nixos'), not a FQDN." >&2
-  echo "       The FQDN is derived automatically as ${TARGET}.${HOME_DOMAIN}." >&2
-  exit 1
-fi
-
 FQDN="${TARGET}.${HOME_DOMAIN}"
 KEYTAB_SECRET="${REPO_ROOT}/secrets/${TARGET}.keytab"
 # Temp path on the domain controller — use a name that won't collide.