4 files changed, 25 insertions, 6 deletions

diff --git a/deploy/flake.lock b/deploy/flake.lock
index 1a775e0..79c30f7 100644
--- a/deploy/flake.lock
+++ b/deploy/flake.lock
@@ -2848,7 +2848,7 @@
       },
       "locked": {
         "lastModified": 1,
-        "narHash": "sha256-cXBDS1gE5/zfanK80OBQiBkdiwjzqml3aCVLR4sVEog=",
+        "narHash": "sha256-wgGXRUcqgv1CcOcAzNYt5NCPTd5mjpmMYSnqvbiAbKM=",
         "path": "../flakes",
         "type": "path"
       },
@@ -3970,7 +3970,7 @@
       },
       "locked": {
         "lastModified": 1,
-        "narHash": "sha256-5eJbs2yToP3TKAN7uqXd5SQ9Z0SNdy+QJpghsfDKk9o=",
+        "narHash": "sha256-vgWXj75w5zgkOhHnd8QBD2poex/IzWfW75sH85aSPuA=",
         "path": "../systems/eldiron",
         "type": "path"
       },
diff --git a/flake.lock b/flake.lock
index f123295..0262676 100644
--- a/flake.lock
+++ b/flake.lock
@@ -2729,7 +2729,7 @@
       },
       "locked": {
         "lastModified": 1,
-        "narHash": "sha256-cXBDS1gE5/zfanK80OBQiBkdiwjzqml3aCVLR4sVEog=",
+        "narHash": "sha256-wgGXRUcqgv1CcOcAzNYt5NCPTd5mjpmMYSnqvbiAbKM=",
         "path": "./flakes",
         "type": "path"
       },
@@ -3986,7 +3986,7 @@
       },
       "locked": {
         "lastModified": 1,
-        "narHash": "sha256-5eJbs2yToP3TKAN7uqXd5SQ9Z0SNdy+QJpghsfDKk9o=",
+        "narHash": "sha256-vgWXj75w5zgkOhHnd8QBD2poex/IzWfW75sH85aSPuA=",
         "path": "../systems/eldiron",
         "type": "path"
       },
diff --git a/flakes/flake.lock b/flakes/flake.lock
index 9249d3a..07501c3 100644
--- a/flakes/flake.lock
+++ b/flakes/flake.lock
@@ -3890,7 +3890,7 @@
       },
       "locked": {
         "lastModified": 1,
-        "narHash": "sha256-5eJbs2yToP3TKAN7uqXd5SQ9Z0SNdy+QJpghsfDKk9o=",
+        "narHash": "sha256-vgWXj75w5zgkOhHnd8QBD2poex/IzWfW75sH85aSPuA=",
         "path": "../systems/eldiron",
         "type": "path"
       },
diff --git a/systems/eldiron/mail/postfix.nix b/systems/eldiron/mail/postfix.nix
index 93d1e1e..ce7615d 100644
--- a/systems/eldiron/mail/postfix.nix
+++ b/systems/eldiron/mail/postfix.nix
@@ -235,6 +235,13 @@ in
       in
         ''testmail: "|${testmail}"'';
       mapFiles = let
+        transports = {
+          special_transport = pkgs.writeText "special-transport" ''
+            yahoo.com slowrate:
+            yahoo.fr slowrate:
+            laposte.net slowrate:
+          '';
+        };
         virtual_map = {
           virtual = let
             cfg = config.myEnv.monitoring.email_check.eldiron;
@@ -272,7 +279,7 @@ in
           ));
         };
       in
-        virtual_map // sasl_access;
+        virtual_map // sasl_access // transports;
       config = {
         ### postfix module overrides
         readme_directory = "${pkgs.postfix}/share/postfix/doc";
@@ -351,6 +358,17 @@ in
 
         maximal_queue_lifetime = "6w";
         bounce_queue_lifetime = "6w";
+
+        # Be nice to sensible domains
+        smtp_destination_rate_delay = "1s";
+        smtp_extra_recipient_limit = "10";
+
+        slowrate_destination_concurrency_limit = "1";
+        slowrate_destination_rate_delay = "10s";
+        slowrate_destination_recipient_limit = "1";
+        transport_maps = [
+          "hash:/etc/postfix/special_transport"
+        ];
       };
       enable = true;
       enableSmtp = true;
@@ -404,6 +422,7 @@ in
       setSendmail = true;
       recipientDelimiter = "+";
       masterConfig = {
+        slowrate = { command = "smtp"; };
         submissions = {
           type = "inet";
           private = false;