From 4d8c76e2078de847d154c24fe2166e219fb545e3 Mon Sep 17 00:00:00 2001
From: nyanloutre <paul@nyanlout.re>
Date: Thu, 21 Nov 2024 11:32:35 +0100
Subject: [PATCH] Working outgoing emails

---
 systems/LoutreOS/network.nix | 39 ++++++++++++++++++++++++++----------
 1 file changed, 28 insertions(+), 11 deletions(-)

diff --git a/systems/LoutreOS/network.nix b/systems/LoutreOS/network.nix
index 7008094..7bab14d 100644
--- a/systems/LoutreOS/network.nix
+++ b/systems/LoutreOS/network.nix
@@ -227,17 +227,34 @@
           "89.234.141.196/32"
           "2a00:5881:8119:400::1/128"
         ];
-        #routingPolicyRules = [
-        #  # Route outgoing emails to VPN table
-        #  {
-        #    routingPolicyRuleConfig = {
-        #      DestinationPort = "25";
-        #      Table = 3;
-        #      Priority = 50;
-        #      Family = "both";
-        #    };
-        #  }
-        #];
+        routingPolicyRules = [
+          # Route outgoing emails to VPN table
+          {
+            routingPolicyRuleConfig = {
+              IncomingInterface = "lo";
+              DestinationPort = "25";
+              Table = 3;
+              Priority = 50;
+              Family = "both";
+            };
+          }
+          # Route packets originating from wg0 device to VPN table
+          # Allow server to respond on the wg0 interface requests
+          {
+            routingPolicyRuleConfig = {
+              From = "89.234.141.196";
+              Table = 3;
+              Priority = 49;
+            };
+          }
+          {
+            routingPolicyRuleConfig = {
+              From = "2a00:5881:8119:400::1";
+              Table = 3;
+              Priority = 49;
+            };
+          }
+        ];
       };
 
       #######