Change mail relay to opensmtpd

[perso/Immae/Config/Nix.git] / modules / private / mail / postfix.nix

diff --git a/modules/private/mail/postfix.nix b/modules/private/mail/postfix.nix
index 9c4b87c521641b77cd8fdfc1e944e4cc6cd47b6e..a31841ff872ab81af0416660d298b9111ff80643 100644 (file)
--- a/modules/private/mail/postfix.nix
+++ b/modules/private/mail/postfix.nix
@@ -1,4 +1,4 @@
-{ lib, pkgs, config, ... }:
+{ lib, pkgs, config, nodes, ... }:
 {
   config = lib.mkIf config.myServices.mail.enable {
     services.duplyBackup.profiles.mail.excludeFile = ''
@@ -186,8 +186,15 @@
             )
           );
         };
+        sasl_access = {
+          host_sender_login = pkgs.writeText "host-sender-login"
+            (builtins.concatStringsSep "\n" (lib.flatten (lib.attrsets.mapAttrsToList
+            (n: v: (map (e: "${e}  ${n}@immae.eu") v.emails)) config.myEnv.servers)));
+          host_dummy_mailboxes = pkgs.writeText "host-virtual-mailbox"
+            (builtins.concatStringsSep "\n" (lib.attrsets.mapAttrsToList (n: v: "${n}@immae.eu  dummy") nodes));
+        };
       in
-        recipient_maps // relay_restrictions // virtual_map;
+        recipient_maps // relay_restrictions // virtual_map // sasl_access;
       config = {
         ### postfix module overrides
         readme_directory = "${pkgs.postfix}/share/postfix/doc";
@@ -212,7 +219,7 @@
             )
             config.myEnv.dns.masterZones
           )));
-        virtual_mailbox_maps = "mysql:${config.secrets.fullPaths."postfix/mysql_mailbox_maps"}";
+        virtual_mailbox_maps = "hash:/etc/postfix/host_dummy_mailboxes mysql:${config.secrets.fullPaths."postfix/mysql_mailbox_maps"}";
         dovecot_destination_recipient_limit = "1";
         virtual_transport = "dovecot";
 
@@ -277,7 +284,7 @@
         # Refuse to send e-mails with a From that is not handled
         smtpd_sender_restrictions =
           "reject_sender_login_mismatch,reject_unlisted_sender,permit_sasl_authenticated,reject";
-        smtpd_sender_login_maps = "mysql:${config.secrets.fullPaths."postfix/mysql_sender_login_maps"}";
+        smtpd_sender_login_maps = "hash:/etc/postfix/host_sender_login,mysql:${config.secrets.fullPaths."postfix/mysql_sender_login_maps"}";
         smtpd_recipient_restrictions = "permit_sasl_authenticated,reject";
         milter_macro_daemon_name = "ORIGINATING";
         smtpd_milters = "unix:${config.myServices.mail.milters.sockets.opendkim}";