forked from Fachschaft/nixConfig
First try to install Stalwart as a mail software
This commit is contained in:
parent
55ba2c9122
commit
b950f1dfcb
7 changed files with 248 additions and 16 deletions
32
flake.lock
32
flake.lock
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@ -21,11 +21,11 @@
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"nixpkgs-lib": "nixpkgs-lib"
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},
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"locked": {
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"lastModified": 1719877454,
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"narHash": "sha256-g5N1yyOSsPNiOlFfkuI/wcUjmtah+nxdImJqrSATjOU=",
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"lastModified": 1719994518,
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"narHash": "sha256-pQMhCCHyQGRzdfAkdJ4cIWiw+JNuWsTX7f0ZYSyz0VY=",
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"owner": "hercules-ci",
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"repo": "flake-parts",
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"rev": "4e3583423212f9303aa1a6337f8dffb415920e4f",
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"rev": "9227223f6d922fee3c7b190b2cc238a99527bbb7",
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"type": "github"
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},
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"original": {
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@ -71,11 +71,11 @@
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},
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"nixpkgs": {
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"locked": {
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"lastModified": 1719848872,
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"narHash": "sha256-H3+EC5cYuq+gQW8y0lSrrDZfH71LB4DAf+TDFyvwCNA=",
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"lastModified": 1720957393,
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"narHash": "sha256-oedh2RwpjEa+TNxhg5Je9Ch6d3W1NKi7DbRO1ziHemA=",
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"owner": "NixOS",
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"repo": "nixpkgs",
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"rev": "00d80d13810dbfea8ab4ed1009b09100cca86ba8",
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"rev": "693bc46d169f5af9c992095736e82c3488bf7dbb",
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"type": "github"
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},
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"original": {
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@ -114,16 +114,16 @@
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},
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"nixpkgs-stable": {
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"locked": {
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"lastModified": 1719663039,
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"narHash": "sha256-tXlrgAQygNIy49LDVFuPXlWD2zTQV9/F8pfoqwwPJyo=",
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"lastModified": 1720915306,
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"narHash": "sha256-6vuViC56+KSr+945bCV8akHK+7J5k6n/epYg/W3I5eQ=",
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"owner": "NixOS",
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"repo": "nixpkgs",
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"rev": "4a1e673523344f6ccc84b37f4413ad74ea19a119",
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"rev": "74348da2f3a312ee25cea09b98cdba4cb9fa5d5d",
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"type": "github"
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},
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"original": {
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"owner": "NixOS",
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"ref": "release-23.11",
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"ref": "release-24.05",
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"repo": "nixpkgs",
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"type": "github"
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}
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@ -136,11 +136,11 @@
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"nixpkgs-stable": []
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},
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"locked": {
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"lastModified": 1719259945,
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"narHash": "sha256-F1h+XIsGKT9TkGO3omxDLEb/9jOOsI6NnzsXFsZhry4=",
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"lastModified": 1721042469,
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"narHash": "sha256-6FPUl7HVtvRHCCBQne7Ylp4p+dpP3P/OYuzjztZ4s70=",
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"owner": "cachix",
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"repo": "pre-commit-hooks.nix",
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"rev": "0ff4381bbb8f7a52ca4a851660fc7a437a4c6e07",
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"rev": "f451c19376071a90d8c58ab1a953c6e9840527fd",
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"type": "github"
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},
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"original": {
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@ -167,11 +167,11 @@
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"nixpkgs-stable": "nixpkgs-stable"
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},
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"locked": {
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"lastModified": 1719873517,
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"narHash": "sha256-D1dxZmXf6M2h5lNE1m6orojuUawVPjogbGRsqSBX+1g=",
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"lastModified": 1720926522,
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"narHash": "sha256-eTpnrT6yu1vp8C0B5fxHXhgKxHoYMoYTEikQx///jxY=",
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"owner": "Mic92",
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"repo": "sops-nix",
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"rev": "a11224af8d824935f363928074b4717ca2e280db",
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"rev": "0703ba03fd9c1665f8ab68cc3487302475164617",
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"type": "github"
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},
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"original": {
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0
nixos/machines/kaalut/allowlistPass.yaml
Normal file
0
nixos/machines/kaalut/allowlistPass.yaml
Normal file
0
nixos/machines/kaalut/backupKey.yaml
Normal file
0
nixos/machines/kaalut/backupKey.yaml
Normal file
39
nixos/machines/kaalut/configuration.nix
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39
nixos/machines/kaalut/configuration.nix
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@ -0,0 +1,39 @@
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{
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imports = [
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./hardware-configuration.nix
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../../modules/mail.nix
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../../roles
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../../roles/vm.nix
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../../modules/vmNetwork.nix
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];
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# System configuration here
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services.mathebau-mail = {
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enable = true;
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fqdn = "fb04184.mathematik.tu-darmstadt.de";
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domain = "koma89.tu-darmstadt.de";
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siteOwner = "root@mathebau.de";
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};
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networking.hostName = "kaalut";
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vmNetwork.ipv4 = "192.168.0.17";
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system.stateVersion = "24.05";
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/*
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sops.secrets = {
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allowlistPass = {
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sopsFile = ./allowlistPass.yaml;
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owner = "stalwart-mail";
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group = "stalwart-mail";
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mode = "0400";
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};
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backupKey = {
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sopsFile = ./backupKey.yaml;
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owner = "stalwart-mail";
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group = "stalwart-mail";
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mode = "0400";
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};
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};
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*/
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}
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30
nixos/machines/kaalut/hardware-configuration.nix
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30
nixos/machines/kaalut/hardware-configuration.nix
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{
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lib,
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pkgs,
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...
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}: {
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imports = [];
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fileSystems."/" = {
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device = "root";
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fsType = "tmpfs";
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options = ["size=1G" "mode=755"];
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};
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fileSystems."/persist" = {
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device = "/dev/disk/by-label/nixos";
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fsType = "btrfs";
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options = ["subvol=persist"];
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neededForBoot = true;
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};
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fileSystems."/boot" = {
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device = "/dev/disk/by-label/boot";
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fsType = "ext4";
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};
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fileSystems."/nix" = {
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device = "/dev/disk/by-label/nixos";
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fsType = "btrfs";
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options = ["subvol=nix"];
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};
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nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
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}
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161
nixos/modules/mail.nix
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161
nixos/modules/mail.nix
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@ -0,0 +1,161 @@
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{
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config,
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lib,
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# pkgs,
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...
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}: let
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inherit
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(lib)
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mkIf
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mkEnableOption
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mkOption
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;
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inherit (lib.types) str;
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cfg = config.services.mathebau-mail;
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in {
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options.services.mathebau-mail = {
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enable = mkEnableOption "mathebau mail service";
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fqdn = mkOption {
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type = str;
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};
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domain = mkOption {
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type = str;
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};
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siteOwner = mkOption {
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type = str;
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};
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};
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config = mkIf cfg.enable {
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services = {
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stalwart-mail = {
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enable = true;
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openFirewall = true;
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settings = {
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# TODO TLS
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server = {
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hostname = cfg.fqdn;
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listener = {
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"smtp" = {
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bind = ["[::]:25"];
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protocol = "smtp";
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tls.implicit = false;
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};
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"submissions" = {
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bind = ["[::]:465"];
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protocol = "smtp";
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tls.implicit = true;
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};
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"imaptls" = {
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bind = ["[::]:993"];
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protocol = "imap";
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tls.implicit = true;
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};
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"management" = {
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bind = ["127.0.0.1:8080"];
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protocol = "http";
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};
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};
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tls = {
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certificate = cfg.fqdn;
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enable = true;
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implicit = false;
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};
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};
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queue.outbound = {
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# see https://stalw.art/docs/smtp/outbound/routing/ relay host example
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next-hop = ["relay"];
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tls.mta-sts = "disable";
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tls.dane = "disable";
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};
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queue."relay" = {
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address = "192.168.0.24"; #TODO mailout.hrz…
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port = 25;
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protocol = "smtp";
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tls.implicit = false;
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tls.allow-invalid-certs = false;
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};
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};
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};
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};
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environment.persistence.${config.impermanence.name} = {
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directories = [
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"/var/lib/acme" # Persist TLS keys and account
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"/var/lib/stalwart-mail"
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];
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files = ["/root/.ssh/known_hosts"]; # for the backup server bragi
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};
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security.acme.defaults.email = cfg.siteOwner;
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security.acme.acceptTerms = true;
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# Update HRZ allowlist
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# For account details see https://www-cgi.hrz.tu-darmstadt.de/mail/
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# will stop working if no valid TUIDs are associated to our domain.
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/*
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systemd.timers."mailAllowlist" = {
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wantedBy = ["timers.target"];
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timerConfig = {
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OnBootSec = "5m"; # Run every 5 minutes
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OnUnitActiveSec = "5m";
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RandomizedDelaySec = "2m"; # prevent overload on regular intervals
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Unit = "mailAllowlist.service";
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};
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};
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systemd.services."mailAllowlist" = {
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description = "Allowlist update: Post the mail addresses to the HRZ allowllist";
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script = ''
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# Get the mail addresses' local-part
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#TODO
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# Post local-parts to HRZ
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${pkgs.curl}/bin/curl https://www-cgi.hrz.tu-darmstadt.de/mail/whitelist-update.php -F emaildomain=${cfg.domain} -F password=$(cat /run/secrets/allowlistPass) -F emailliste=@/tmp/addresses -F meldungen=voll
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# Cleanup
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rm /tmp/addresses
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'';
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serviceConfig = {
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Type = "oneshot";
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User = "stalwart-mail";
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NoNewPrivileges = true;
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# See https://www.man7.org/linux/man-pages/man5/systemd.exec.5.html
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PrivateTmp = true;
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ProtectHome = true;
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ReadOnlyPaths = "/";
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ReadWritePaths = "/tmp";
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InaccessiblePaths = "-/lost+found";
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PrivateDevices = true;
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PrivateUsers = true;
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ProtectHostname = true;
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ProtectClock = true;
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ProtectKernelTunables = true;
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ProtectKernelModules = true;
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ProtectKernelLogs = true;
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ProtectControlGroups = true;
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LockPersonality = true;
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MemoryDenyWriteExecute = true;
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RestrictRealtime = true;
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RestrictSUIDSGID = true;
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};
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};
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*/
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# Backups
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/*
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services.borgbackup.jobs.mail = {
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paths = [
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"/var/lib/stalwart-mail"
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];
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encryption.mode = "none"; # Otherwise the key is next to the backup or we have human interaction.
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environment = {
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BORG_RSH = "ssh -i /run/secrets/backupKey";
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# “Borg ensures that backups are not created on random drives that ‘just happen’ to contain a Borg repository.”
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# https://borgbackup.readthedocs.io/en/stable/deployment/automated-local.html
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# We don't want this in order to not need to persist borg cache and simplify new deployments.
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BORG_UNKNOWN_UNENCRYPTED_REPO_ACCESS_IS_OK = "yes";
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};
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repo = "borg@192.168.1.11:kaluut"; # TODO for https://gitea.mathebau.de/Fachschaft/nixConfig/issues/33
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startAt = "daily";
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user = "root";
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group = "root";
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};
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*/
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};
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}
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];
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nix = {
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channel.enable = false;
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settings.nix-path = ["nixpkgs=${pkgs.path}"]; # -> For making nix-shell available while disabling channels.
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extraOptions = ''
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experimental-features = nix-command flakes
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builders-use-substitutes = true
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