From 1615be91ef522cfc9aaeb4eb37b8d3519cd08ea7 Mon Sep 17 00:00:00 2001
From: Edward Tjörnhammar <ed@cflags.cc>
Date: Wed, 9 Jul 2014 00:43:26 +0200
Subject: Add mlmmj package and nixos module.

---
 nixos/modules/misc/ids.nix            |   2 +
 nixos/modules/module-list.nix         |   1 +
 nixos/modules/services/mail/mlmmj.nix | 128 ++++++++++++++++++++++++++++++++++
 3 files changed, 131 insertions(+)
 create mode 100644 nixos/modules/services/mail/mlmmj.nix

(limited to 'nixos/modules')

diff --git a/nixos/modules/misc/ids.nix b/nixos/modules/misc/ids.nix
index 9f509ba8cb94..b49837efd50e 100644
--- a/nixos/modules/misc/ids.nix
+++ b/nixos/modules/misc/ids.nix
@@ -142,6 +142,7 @@
       gdm = 132;
       dhcpd = 133;
       siproxd = 134;
+      mlmmj = 135;
 
       # When adding a uid, make sure it doesn't match an existing gid. And don't use uids above 399!
 
@@ -258,6 +259,7 @@
       gdm = 132;
       tss = 133;
       siproxd = 134;
+      mlmmj = 135;
 
       # When adding a gid, make sure it doesn't match an existing uid. And don't use gids above 399!
 
diff --git a/nixos/modules/module-list.nix b/nixos/modules/module-list.nix
index 1fc2959bd8a0..c25110fc5b14 100644
--- a/nixos/modules/module-list.nix
+++ b/nixos/modules/module-list.nix
@@ -142,6 +142,7 @@
   ./services/mail/dovecot.nix
   ./services/mail/freepops.nix
   ./services/mail/mail.nix
+  ./services/mail/mlmmj.nix
   ./services/mail/opensmtpd.nix
   ./services/mail/postfix.nix
   ./services/mail/spamassassin.nix
diff --git a/nixos/modules/services/mail/mlmmj.nix b/nixos/modules/services/mail/mlmmj.nix
new file mode 100644
index 000000000000..637974f05cd1
--- /dev/null
+++ b/nixos/modules/services/mail/mlmmj.nix
@@ -0,0 +1,128 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+
+  cfg = config.services.mlmmj;
+  stateDir = "/var/lib/mlmmj";
+  spoolDir = "/var/spool/mlmmj";
+  listDir = domain: list: "${spoolDir}/${domain}/${list}";
+  listCtl = domain: list: "${listDir domain list}/control";
+  transport = domain: list: "${domain}--${list}@local.list.mlmmj mlmmj:${domain}/${list}";
+  virtual = domain: list: "${list}@${domain} ${domain}--${list}@local.list.mlmmj";
+  alias = domain: list: "${list}: \"|${pkgs.mlmmj}/mlmmj-receive -L ${listDir domain list}/\"";
+  subjectPrefix = list: "[${list}]";
+  listAddress = domain: list: "${list}@${domain}";
+  customHeaders = list: domain: [ "List-Id: ${list}" "Reply-To: ${list}@${domain}" ];
+  footer = domain: list: "To unsubscribe send a mail to ${list}+unsubscribe@${domain}";
+  createList = d: l: ''
+    ${pkgs.coreutils}/bin/mkdir -p ${listCtl d l}
+    echo ${listAddress d l} > ${listCtl d l}/listadress
+    echo "${lib.concatStringsSep "\n" (customHeaders d l)}" > ${listCtl d l}/customheaders
+    echo ${footer d l} > ${listCtl d l}/footer
+    echo ${subjectPrefix l} > ${listCtl d l}/prefix
+  '';
+in
+
+{
+
+  ###### interface
+
+  options = {
+
+    services.mlmmj = {
+
+      enable = mkOption {
+        type = types.bool;
+        default = false;
+        description = "Enable mlmmj";
+      };
+
+      user = mkOption {
+        type = types.str;
+        default = "mlmmj";
+        description = "mailinglist local user";
+      };
+
+      group = mkOption {
+        type = types.str;
+        default = "mlmmj";
+        description = "mailinglist local group";
+      };
+
+      listDomain = mkOption {
+        type = types.str;
+        default = "localhost";
+        description = "Set the mailing list domain";
+      };
+
+      mailLists = mkOption {
+        type = types.listOf types.str;
+        default = [];
+        description = "The collection of hosted maillists";
+      };
+
+    };
+
+  };
+
+  ###### implementation
+
+  config = mkIf cfg.enable {
+
+    users.extraUsers = singleton {
+      name = cfg.user;
+      description = "mlmmj user";
+      home = stateDir;
+      createHome = true;
+      uid = config.ids.uids.mlmmj;
+      group = cfg.group;
+      useDefaultShell = true;
+    };
+
+    users.extraGroups = singleton {
+      name = cfg.group;
+      gid = config.ids.gids.mlmmj;
+    };
+
+    services.postfix = {
+      enable = true;
+      recipientDelimiter= "+";
+      extraMasterConf = ''
+        mlmmj unix - n n - - pipe flags=ORhu user=mlmmj argv=${pkgs.mlmmj}/bin/mlmmj-recieve -F -L ${spoolDir}/$nextHop
+      '';
+
+      extraAliases = concatMapStrings (alias cfg.listDomain) cfg.mailLists;
+
+      extraConfig = ''
+        transport = hash:${stateDir}/transports
+        virtual = hash:${stateDir}/virtuals
+      '';
+    };
+
+    environment.systemPackages = [ pkgs.mlmmj ];
+
+    system.activationScripts.mlmmj = ''
+          ${pkgs.coreutils}/bin/mkdir -p ${stateDir} ${spoolDir}/${cfg.listDomain}
+          ${pkgs.coreutils}/bin/chown -R ${cfg.user}:${cfg.group} ${spoolDir}
+          ${lib.concatMapStrings (createList cfg.listDomain) cfg.mailLists}
+          echo ${lib.concatMapStrings (virtual cfg.listDomain) cfg.mailLists} > ${stateDir}/virtuals
+          echo ${cfg.listDomain} mailman: > ${stateDir}/transports
+          echo ${lib.concatMapStrings (transport cfg.listDomain) cfg.mailLists} >> ${stateDir}/transports
+    '';
+
+    systemd.services."mlmmj-maintd" = {
+      description = "mlmmj maintenance daemon";
+      wantedBy = [ "multi-user.target" ];
+
+      serviceConfig = {
+        User = cfg.user;
+        Group = cfg.group;
+        ExecStart = "${pkgs.mlmmj}/bin/mlmmj-maintd -F -d ${spoolDir}/${cfg.listDomain}";
+      };
+    };
+
+  };
+
+}
-- 
cgit 1.4.1