absolute dog email setup

systems/amd-server-vm/configuration.nix

@@ -1,5 +1,8 @@
 { config, pkgs, modulesPath, lib, ... }:
 
+let
+  tmp_dovecot_passwords = "kopatz:{PLAIN}password:5000:5000::/home/kopatz";
+in
 {
   imports = [
     # Include the results of the hardware scan.
@@ -42,7 +45,6 @@
       variant = "us";
     };
     hardware = {
-      firmware.enable = true;
       ssd.enable = true;
     };
     misc = {
@@ -105,6 +107,93 @@
   virtualisation.vmware.guest.enable = true;
   services.xserver.videoDrivers = [ "vmware" ];
 
+  users = {
+    users = {
+      vmail = {
+        isSystemUser = true;
+        description = "Virtual mail user";
+        home = "/data/vmail";
+        uid = 5000;
+        group = "vmail";
+      };
+    };
+    groups = {
+      vmail = {
+        gid = 5000;
+      };
+    };
+  };
+  systemd.tmpfiles.rules = [ "d /data/vmail 0700 vmail vmail -" ];
+  services.postfix = {
+    enable = true;
+    settings.main = {
+      myhostname = "mail-kopatz.duckdns.org";
+      mydomain = "mail-kopatz.duckdns.org";
+      #myorigin = "$mydomain";
+      mynetworks = [ "127.0.0.0/8" "192.168.0.0/24" "192.168.2.0/24" ];
+      mydestination = [ "localhost.$mydomain" "localhost" ];
+      recipient_delimiter = "+";
+      virtual_mailbox_domains = [ "mail-kopatz.duckdns.org" ];
+      virtual_mailbox_base = "/data/vmail";
+      virtual_mailbox_maps = "hash:/etc/postfix/virtual-map";
+      virtual_uid_maps = "static:${toString config.users.users.vmail.uid}";
+      virtual_gid_maps = "static:${toString config.users.groups.vmail.gid}";
+      virtual_transport = "virtual";
+      local_transport = "virtual";
+      local_recipient_maps = "$virtual_mailbox_maps";
+    };
+    virtual = ''
+      root@mail-kopatz.duckdns.org kopatz@mail-kopatz.duckdns.org
+      mailer-daemon@mail-kopatz.duckdns.org kopatz@mail-kopatz.duckdns.org
+      postmaster@mail-kopatz.duckdns.org kopatz@mail-kopatz.duckdns.org
+      nobody@mail-kopatz.duckdns.org kopatz@mail-kopatz.duckdns.org
+      hostmaster@mail-kopatz.duckdns.org kopatz@mail-kopatz.duckdns.org
+      usenet@mail-kopatz.duckdns.org kopatz@mail-kopatz.duckdns.org
+      news@mail-kopatz.duckdns.org kopatz@mail-kopatz.duckdns.org
+      webmaster@mail-kopatz.duckdns.org kopatz@mail-kopatz.duckdns.org
+      www@mail-kopatz.duckdns.org kopatz@mail-kopatz.duckdns.org
+      ftp@mail-kopatz.duckdns.org kopatz@mail-kopatz.duckdns.org
+      abuse@mail-kopatz.duckdns.org kopatz@mail-kopatz.duckdns.org
+    '';
+    mapFiles = {
+      "virtual-map" = pkgs.writeText "postfix-virtual" ''
+        kopatz@mail-kopatz.duckdns.org mail-kopatz.duckdns.org/kopatz/
+        test@mail-kopatz.duckdns.org mail-kopatz.duckdns.org/test/
+      '';
+    };
+  };
+  services.dovecot2 = {
+    enable = true;
+    enableImap = true;
+    enablePAM = false;
+    configFile = pkgs.writeText "dovecot.conf" ''
+      default_internal_user = ${config.services.dovecot2.user}
+      default_internal_group = ${config.services.dovecot2.group}
+      passdb {
+        driver = passwd-file
+        args = scheme=CRYPT username_format=%u /etc/dovecot-users
+      }
+
+      userdb {
+        driver = passwd-file
+        args = username_format=%u /etc/dovecot-users
+        default_fields = uid=vmail gid=vmail home=/home/vmail/%u
+      }
+      mail_location = maildir:/data/vmail/mail-kopatz.duckdns.org/%n
+
+      ssl = no
+      disable_plaintext_auth = no
+      auth_mechanisms = plain
+    '';
+  };
+  environment.etc."dovecot-users".text = tmp_dovecot_passwords;
+
+  # 8888 = scheibenmeister skip button
+  # 25 = stmp -> postfix
+  # 143 = imap -> dovecot
+  networking.firewall.allowedTCPPorts = [ 25565 25566 8888 25 143 ];
+  networking.hostName = "server-vm"; # Define your hostname.
+
   #services.murmur = {
   #  enable = true;
   #  openFirewall = true;
@@ -130,9 +219,6 @@
     options = [ "defaults" "nofail" "noatime" ];
   };
 
-  # 8888 = scheibenmeister skip button
-  networking.firewall.allowedTCPPorts = [ 25565 25566 8888 ];
-  networking.hostName = "server-vm"; # Define your hostname.
 
   # Configure console keymap
   console.keyMap = "us";