fix auth: config.selfprivacy.modules.auth.enable or false

sp-modules/simple-nixos-mailserver/auth-dovecot.nix

@@ -2,9 +2,10 @@
 let
   inherit (import ./common.nix nixos-args)
     appendLdapBindPwd
+    auth-passthru
     cfg
     domain
-    auth-passthru
+    is-auth-enabled
     ;
 
   runtime-directory = "dovecot2";
@@ -61,7 +62,7 @@ let
     '';
   };
 in
-lib.mkIf config.selfprivacy.modules.auth.enable {
+lib.mkIf is-auth-enabled {
   mailserver.ldap = {
     # note: in `ldapsearch` first comes filter, then attributes
     dovecot.userAttrs = "+"; # all operational attributes

sp-modules/simple-nixos-mailserver/auth-postfix.nix

@@ -3,6 +3,7 @@ let
   inherit (import ./common.nix nixos-args)
     appendLdapBindPwd
     auth-passthru
+    is-auth-enabled
     ;
 
   cfg = config.mailserver;
@@ -50,7 +51,7 @@ let
     destination = ldapVirtualMailboxMapFile;
   };
 in
-lib.mkIf config.selfprivacy.modules.auth.enable {
+lib.mkIf is-auth-enabled {
   mailserver.ldap = {
     postfix.mailAttribute = "mail";
     postfix.uidAttribute = "uid";

sp-modules/simple-nixos-mailserver/common.nix

@@ -2,7 +2,7 @@
 rec {
   auth-passthru = config.passthru.selfprivacy.auth;
   domain = config.selfprivacy.domain;
-  is-auth-enabled = config.selfprivacy.modules.auth.enable;
+  is-auth-enabled = config.selfprivacy.modules.auth.enable or false;
 
   appendLdapBindPwd =
     { name, file, prefix, suffix ? "", passwordFile, destination }: