WolfangAukang · March 24, 2022 21:53 · Mar 24, 2022
diff --git a/configuration.nix b/configuration.nix
@@ -0,0 +1,33 @@
+{ modulesPath, pkgs, ... }: {
+
+  # AWS Defaults
+  imports = [ "${modulesPath}/virtualisation/amazon-image.nix" ];
+  ec2.hvm = true;
+
+  # Server
+  networking.hostName = "nixos-testing";
+  boot.cleanTmpDir = true;
+
+  # Applications
+  environment.systemPackages = with pkgs; [
+    mailutils
+  ];
+
+  # Mail
+  services.postfix = {
+    enable = true;
+    # Using password and tls setup with postmap
+    config = {
+      smtp_sasl_auth_enable = "yes";
+      smtp_sasl_security_options = "noanonymous";
+      smtp_sasl_password_maps = "hash:/etc/postfix/saslpasswd";
+      smtp_always_send_ehlo = "yes";
+      smtp_use_tls = "yes";
+      smtp_tls_security_level = "encrypt";
+      smtp_tls_note_starttls_offer = "yes";
+      smtp_tls_policy_maps = "hash:/etc/postfix/tls_policy";
+    };
+    relayHost = "email-smtp.us-east-1.amazonaws.com";
+    relayPort = 587;
+  };
+}