reconfigured the mail server

flake.lock

@@ -16,22 +16,6 @@
         "type": "github"
       }
     },
-    "blobs": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1604995301,
-        "narHash": "sha256-wcLzgLec6SGJA8fx1OEN1yV/Py5b+U5iyYpksUY/yLw=",
-        "owner": "simple-nixos-mailserver",
-        "repo": "blobs",
-        "rev": "2cccdf1ca48316f2cfd1c9a0017e8de5a7156265",
-        "type": "gitlab"
-      },
-      "original": {
-        "owner": "simple-nixos-mailserver",
-        "repo": "blobs",
-        "type": "gitlab"
-      }
-    },
     "crane": {
       "inputs": {
         "flake-compat": [
@@ -119,22 +103,6 @@
         "type": "github"
       }
     },
-    "flake-compat_3": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1668681692,
-        "narHash": "sha256-Ht91NGdewz8IQLtWZ9LCeNXMSXHUss+9COoqu6JLmXU=",
-        "owner": "edolstra",
-        "repo": "flake-compat",
-        "rev": "009399224d5e398d03b22badca40a37ac85412a1",
-        "type": "github"
-      },
-      "original": {
-        "owner": "edolstra",
-        "repo": "flake-compat",
-        "type": "github"
-      }
-    },
     "flake-parts": {
       "inputs": {
         "nixpkgs-lib": [
@@ -203,11 +171,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1688302761,
+        "lastModified": 1688552611,
-        "narHash": "sha256-YIYKeX3YfoAIg9DTe6cl1ga87rDCNDZugdGuqsvEN30=",
+        "narHash": "sha256-pV/1/AU1l5CNFeKmdJ1jofcaKHhtKAbxY4gazeCyoSo=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "c85d9137db45a1c9c161f4718b13cc3bd4cbd173",
+        "rev": "b23c7501f7e0a001486c9a5555a6c53ac7b08e85",
         "type": "github"
       },
       "original": {
@@ -333,11 +301,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1688231357,
+        "lastModified": 1688500189,
-        "narHash": "sha256-ZOn16X5jZ6X5ror58gOJAxPfFLAQhZJ6nOUeS4tfFwo=",
+        "narHash": "sha256-djYYiY4lzJOlXOnTHytH6BUugrxHDZjuGxTSrU4gt4M=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "645ff62e09d294a30de823cb568e9c6d68e92606",
+        "rev": "78419edadf0fabbe5618643bd850b2f2198ed060",
         "type": "github"
       },
       "original": {
@@ -346,36 +314,6 @@
         "type": "indirect"
       }
     },
-    "nixpkgs-22_11": {
-      "locked": {
-        "lastModified": 1669558522,
-        "narHash": "sha256-yqxn+wOiPqe6cxzOo4leeJOp1bXE/fjPEi/3F/bBHv8=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "ce5fe99df1f15a09a91a86be9738d68fadfbad82",
-        "type": "github"
-      },
-      "original": {
-        "id": "nixpkgs",
-        "ref": "nixos-22.11",
-        "type": "indirect"
-      }
-    },
-    "nixpkgs-23_05": {
-      "locked": {
-        "lastModified": 1684782344,
-        "narHash": "sha256-SHN8hPYYSX0thDrMLMWPWYulK3YFgASOrCsIL3AJ78g=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "8966c43feba2c701ed624302b6a935f97bcbdf88",
-        "type": "github"
-      },
-      "original": {
-        "id": "nixpkgs",
-        "ref": "nixos-23.05",
-        "type": "indirect"
-      }
-    },
     "nixpkgs-lib": {
       "locked": {
         "lastModified": 1680397293,
@@ -485,7 +423,6 @@
         "nixos-hardware": "nixos-hardware",
         "nixpkgs": "nixpkgs",
         "purge": "purge",
-        "simple-nixos-mailserver": "simple-nixos-mailserver",
         "sops-nix": "sops-nix",
         "trucksimulatorbot": "trucksimulatorbot"
       }
@@ -515,31 +452,6 @@
         "type": "github"
       }
     },
-    "simple-nixos-mailserver": {
-      "inputs": {
-        "blobs": "blobs",
-        "flake-compat": "flake-compat_3",
-        "nixpkgs": [
-          "nixpkgs"
-        ],
-        "nixpkgs-22_11": "nixpkgs-22_11",
-        "nixpkgs-23_05": "nixpkgs-23_05",
-        "utils": "utils_2"
-      },
-      "locked": {
-        "lastModified": 1688064897,
-        "narHash": "sha256-Q3CZc6ZfC4KpjGWVPsrofFgxor+UjqhbFBSi7YmHVvI=",
-        "owner": "simple-nixos-mailserver",
-        "repo": "nixos-mailserver",
-        "rev": "0c1801b48995ec6909e040abedaa56a64f0db430",
-        "type": "gitlab"
-      },
-      "original": {
-        "owner": "simple-nixos-mailserver",
-        "repo": "nixos-mailserver",
-        "type": "gitlab"
-      }
-    },
     "sops-nix": {
       "inputs": {
         "nixpkgs": [
@@ -610,21 +522,6 @@
         "repo": "flake-utils",
         "type": "github"
       }
-    },
-    "utils_2": {
-      "locked": {
-        "lastModified": 1605370193,
-        "narHash": "sha256-YyMTf3URDL/otKdKgtoMChu4vfVL3vCMkRqpGifhUn0=",
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "rev": "5021eac20303a61fafe17224c087f5519baed54d",
-        "type": "github"
-      },
-      "original": {
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "type": "github"
-      }
     }
   },
   "root": "root",

flake.nix

@@ -44,10 +44,6 @@
       inputs.nixpkgs.follows = "nixpkgs";
     };
 
-    simple-nixos-mailserver = {
-      url = "gitlab:simple-nixos-mailserver/nixos-mailserver";
-      inputs.nixpkgs.follows = "nixpkgs";
-    };
   };
 
   outputs =
@@ -63,7 +59,6 @@
     , lanzaboote
     , purge
     , trucksimulatorbot
-    , simple-nixos-mailserver
     , ...
     }@attrs: {
       packages.x86_64-linux = {
@@ -124,7 +119,6 @@
             sops-nix.nixosModules.sops
             purge.nixosModules.default
             trucksimulatorbot.nixosModules.default
-            simple-nixos-mailserver.nixosModules.default
           ];
         };
         vm = nixpkgs.lib.nixosSystem {

hosts/falkenstein-1/modules/mail/default.nix

@@ -1,33 +1,200 @@
-{ config, ... }:
+{ config, pkgs, ... }:
+
+let
+  domain = "rfive.de";
+  hostname = "falkenstein.vpn.${domain}";
+  rspamd-domain = "rspamd.${domain}";
+in
 {
   sops.secrets."mail/rouven".owner = config.users.users.postfix.name;
   sops.secrets."rspamd".owner = config.users.users.rspamd.name;
-  mailserver = rec {
+
+  networking.firewall.allowedTCPPorts = [
+    25 # insecure SMTP
+    465
+    587 # SMTP
+    993 # IMAP
+    4190 # sieve
+  ];
+  users.users.postfix.extraGroups = [ "opendkim" ];
+  users.users.rouven = {
+    description = "Rouven Seifert";
+    isNormalUser = true;
+  };
+
+  services = {
+    postfix = {
       enable = true;
-    fqdn = "falkenstein.vpn.rfive.de";
+      enableSubmission = true;
-    domains = [ "rfive.de" ];
+      enableSubmissions = true;
+      hostname = "${hostname}";
+      domain = "${domain}";
+      origin = "${domain}";
+      destination = [ "${hostname}" "${domain}" "localhost" ];
+      networks = [ "127.0.0.1" "141.30.30.169" ];
+      sslCert = "/var/lib/acme/${hostname}/fullchain.pem";
+      sslKey = "/var/lib/acme/${hostname}/key.pem";
 
-    extraVirtualAliases = {
+      extraAliases = ''
-      "root@rfive.de" = "rouven@rfive.de";
+        postmaster:     root
-      "abuse@rfive.de" = "rouven@rfive.de";
+        abuse:          postmaster
-      "postmaster@rfive.de" = "rouven@rfive.de";
+      '';
-    };
+      config = {
-    loginAccounts = {
+        home_mailbox = "Maildir/";
-      "rouven@rfive.de" = {
+        smtp_use_tls = true;
-        name = "Rouven Seifert";
+        smtpd_use_tls = true;
-        hashedPasswordFile = config.sops.secrets."mail/rouven".path;
+        smtpd_tls_protocols = [
+          "!SSLv2"
+          "!SSLv3"
+          "!TLSv1"
+          "!TLSv1.1"
+        ];
+        smtpd_recipient_restrictions = [
+          "permit_sasl_authenticated"
+          "permit_mynetworks"
+          "reject_unauth_destination"
+          "reject_non_fqdn_sender"
+          "reject_non_fqdn_recipient"
+          "reject_unknown_sender_domain"
+          "reject_unknown_recipient_domain"
+          "reject_unauth_destination"
+          "reject_unauth_pipelining"
+          "reject_invalid_hostname"
+        ];
+        smtpd_relay_restrictions = [
+          "permit_sasl_authenticated"
+          "permit_mynetworks"
+          "reject_unauth_destination"
+        ];
+        alias_maps = [ "hash:/etc/aliases" ];
+        smtpd_milters = [ "local:/run/opendkim/opendkim.sock" ];
+        non_smtpd_milters = [ "local:/var/run/opendkim/opendkim.sock" ];
+        smtpd_sasl_auth_enable = true;
+        smtpd_sasl_path = "/var/lib/postfix/auth";
+        smtpd_sasl_type = "dovecot";
+        local_transport = "lmtp:unix:/run/dovecot2/dovecot-lmtp";
 
       };
     };
-    certificateScheme = "acme-nginx";
+
+    dovecot2 = {
+      enable = true;
+      enableImap = true;
+      enableQuota = false;
+      enableLmtp = true;
+      mailLocation = "maildir:~/Maildir";
+      sslServerCert = "/var/lib/acme/${hostname}/fullchain.pem";
+      sslServerKey = "/var/lib/acme/${hostname}/key.pem";
+      protocols = [ "imap" "sieve" ];
+      mailPlugins = {
+        perProtocol = {
+          imap = {
+            enable = [ ];
           };
-  services.rspamd.locals."worker-controller.inc".source = config.sops.secrets."rspamd".path;
+          lmtp = {
-  services.nginx.virtualHosts."rspamd.rfive.de" = {
+            enable = [ "sieve" ];
+          };
+        };
+      };
+      mailboxes = {
+        Spam = {
+          auto = "create";
+          specialUse = "Junk";
+        };
+        Sent = {
+          auto = "create";
+          specialUse = "Sent";
+        };
+        Drafts = {
+          auto = "create";
+          specialUse = "Drafts";
+        };
+        Trash = {
+          auto = "create";
+          specialUse = "Trash";
+        };
+      };
+      modules = [
+        pkgs.dovecot_pigeonhole
+      ];
+      extraConfig = ''
+          auth_username_format = %Ln
+          userdb {
+            driver = passwd
+            args = blocking=no
+          }
+          service auth {
+            unix_listener /var/lib/postfix/auth {
+                 group = postfix
+                 mode = 0660
+                 user = postfix
+              }
+          }
+        	service managesieve-login {
+        	  inet_listener sieve {
+        	    port = 4190
+        	  }
+        	
+        	  service_count = 1
+        	}
+        	service lmtp {
+        	 unix_listener dovecot-lmtp {
+        	   group = postfix
+        	   mode = 0600
+        	   user = postfix
+        	  }
+        	  client_limit = 1
+        	}
+      '';
+    };
+
+    opendkim = {
+      enable = true;
+      domains = "csl:${domain}";
+      selector = "falkenstein";
+      configFile = pkgs.writeText "opendkim-config" ''
+        UMask                   0117
+      '';
+    };
+    rspamd = {
+      enable = true;
+      postfix.enable = true;
+      locals = {
+        "worker-controller.inc".source = config.sops.secrets."rspamd".path;
+        "redis.conf".text = ''
+          read_servers = "127.0.0.1";
+          write_servers = "127.0.0.1";
+        '';
+      };
+    };
+    redis = {
+      vmOverCommit = true;
+      servers.rspamd = {
+        enable = true;
+        port = 6379;
+      };
+    };
+  };
+  security.acme.certs."${domain}" = {
+    reloadServices = [
+      "postfix.service"
+      "dovecot2.service"
+    ];
+  };
+
+  services.nginx.virtualHosts = {
+    "${hostname}" = {
+      enableACME = true;
+      forceSSL = true;
+    };
+    "rspamd.rfive.de" = {
       enableACME = true;
       forceSSL = true;
       locations = {
         "/" = {
-        proxyPass = "http://unix:/run/rspamd/worker-controller.sock:/";
+          proxyPass = "http://127.0.0.1:11334";
+          proxyWebsockets = true;
+        };
       };
     };
   };

hosts/thinkpad/modules/virtualisation/default.nix

@@ -54,6 +54,7 @@ let
 in
 {
 
+  boot.kernelParams = [ "intel_iommu=on" ];
   virtualisation.libvirtd.enable = true;
   virtualisation.spiceUSBRedirection.enable = true;
 

users/rouven/modules/accounts/default.nix

@@ -75,8 +75,8 @@ in
             extraConfig.Create = "near";
           };
           channels.junk = {
-            nearPattern = "Junk";
+            nearPattern = "Spam";
-            farPattern = "Junk";
+            farPattern = "Spam";
             extraConfig.Create = "near";
           };
           channels.drafts = {