438 lines
15 KiB
Nix
438 lines
15 KiB
Nix
{ config, pkgs, lib, ... }: # mailman.nix
|
|
|
|
with lib;
|
|
|
|
let
|
|
|
|
cfg = config.services.mailman;
|
|
|
|
pythonEnv = pkgs.python3.withPackages (ps:
|
|
[ps.mailman ps.mailman-web]
|
|
++ lib.optional cfg.hyperkitty.enable ps.mailman-hyperkitty
|
|
++ cfg.extraPythonPackages);
|
|
|
|
# This deliberately doesn't use recursiveUpdate so users can
|
|
# override the defaults.
|
|
webSettings = {
|
|
DEFAULT_FROM_EMAIL = cfg.siteOwner;
|
|
SERVER_EMAIL = cfg.siteOwner;
|
|
ALLOWED_HOSTS = [ "localhost" "127.0.0.1" ] ++ cfg.webHosts;
|
|
COMPRESS_OFFLINE = true;
|
|
STATIC_ROOT = "/var/lib/mailman-web-static";
|
|
MEDIA_ROOT = "/var/lib/mailman-web/media";
|
|
LOGGING = {
|
|
version = 1;
|
|
disable_existing_loggers = true;
|
|
handlers.console.class = "logging.StreamHandler";
|
|
loggers.django = {
|
|
handlers = [ "console" ];
|
|
level = "INFO";
|
|
};
|
|
};
|
|
HAYSTACK_CONNECTIONS.default = {
|
|
ENGINE = "haystack.backends.whoosh_backend.WhooshEngine";
|
|
PATH = "/var/lib/mailman-web/fulltext-index";
|
|
};
|
|
} // cfg.webSettings;
|
|
|
|
webSettingsJSON = pkgs.writeText "settings.json" (builtins.toJSON webSettings);
|
|
|
|
# TODO: Should this be RFC42-ised so that users can set additional options without modifying the module?
|
|
mtaConfig = pkgs.writeText "mailman-postfix.cfg" ''
|
|
[postfix]
|
|
postmap_command: ${pkgs.postfix}/bin/postmap
|
|
transport_file_type: hash
|
|
'';
|
|
|
|
mailmanCfg = lib.generators.toINI {} cfg.settings;
|
|
|
|
mailmanHyperkittyCfg = pkgs.writeText "mailman-hyperkitty.cfg" ''
|
|
[general]
|
|
# This is your HyperKitty installation, preferably on the localhost. This
|
|
# address will be used by Mailman to forward incoming emails to HyperKitty
|
|
# for archiving. It does not need to be publicly available, in fact it's
|
|
# better if it is not.
|
|
base_url: ${cfg.hyperkitty.baseUrl}
|
|
|
|
# Shared API key, must be the identical to the value in HyperKitty's
|
|
# settings.
|
|
api_key: @API_KEY@
|
|
'';
|
|
|
|
in {
|
|
|
|
###### interface
|
|
|
|
imports = [
|
|
(mkRenamedOptionModule [ "services" "mailman" "hyperkittyBaseUrl" ]
|
|
[ "services" "mailman" "hyperkitty" "baseUrl" ])
|
|
|
|
(mkRemovedOptionModule [ "services" "mailman" "hyperkittyApiKey" ] ''
|
|
The Hyperkitty API key is now generated on first run, and not
|
|
stored in the world-readable Nix store. To continue using
|
|
Hyperkitty, you must set services.mailman.hyperkitty.enable = true.
|
|
'')
|
|
];
|
|
|
|
options = {
|
|
|
|
services.mailman = {
|
|
|
|
enable = mkOption {
|
|
type = types.bool;
|
|
default = false;
|
|
description = "Enable Mailman on this host. Requires an active Postfix installation.";
|
|
};
|
|
|
|
package = mkOption {
|
|
type = types.package;
|
|
default = pkgs.mailman;
|
|
defaultText = "pkgs.mailman";
|
|
example = literalExample "pkgs.mailman.override { archivers = []; }";
|
|
description = "Mailman package to use";
|
|
};
|
|
|
|
siteOwner = mkOption {
|
|
type = types.str;
|
|
example = "postmaster@example.org";
|
|
description = ''
|
|
Certain messages that must be delivered to a human, but which can't
|
|
be delivered to a list owner (e.g. a bounce from a list owner), will
|
|
be sent to this address. It should point to a human.
|
|
'';
|
|
};
|
|
|
|
webHosts = mkOption {
|
|
type = types.listOf types.str;
|
|
default = [];
|
|
description = ''
|
|
The list of hostnames and/or IP addresses from which the Mailman Web
|
|
UI will accept requests. By default, "localhost" and "127.0.0.1" are
|
|
enabled. All additional names under which your web server accepts
|
|
requests for the UI must be listed here or incoming requests will be
|
|
rejected.
|
|
'';
|
|
};
|
|
|
|
webUser = mkOption {
|
|
type = types.str;
|
|
default = "mailman-web";
|
|
description = ''
|
|
User to run mailman-web as
|
|
'';
|
|
};
|
|
|
|
webSettings = mkOption {
|
|
type = types.attrs;
|
|
default = {};
|
|
description = ''
|
|
Overrides for the default mailman-web Django settings.
|
|
'';
|
|
};
|
|
|
|
serve = {
|
|
enable = mkEnableOption "Automatic nginx and uwsgi setup for mailman-web";
|
|
};
|
|
|
|
extraPythonPackages = mkOption {
|
|
description = "Packages to add to the python environment used by mailman and mailman-web";
|
|
type = types.listOf types.package;
|
|
default = [];
|
|
};
|
|
|
|
settings = mkOption {
|
|
description = "Settings for mailman.cfg";
|
|
type = types.attrsOf (types.attrsOf types.str);
|
|
default = {};
|
|
};
|
|
|
|
hyperkitty = {
|
|
enable = mkEnableOption "the Hyperkitty archiver for Mailman";
|
|
|
|
baseUrl = mkOption {
|
|
type = types.str;
|
|
default = "http://localhost/hyperkitty/";
|
|
description = ''
|
|
Where can Mailman connect to Hyperkitty's internal API, preferably on
|
|
localhost?
|
|
'';
|
|
};
|
|
};
|
|
|
|
};
|
|
};
|
|
|
|
###### implementation
|
|
|
|
config = mkIf cfg.enable {
|
|
|
|
services.mailman.settings = {
|
|
mailman.site_owner = lib.mkDefault cfg.siteOwner;
|
|
mailman.layout = "fhs";
|
|
|
|
"paths.fhs" = {
|
|
bin_dir = "${pkgs.python3Packages.mailman}/bin";
|
|
var_dir = "/var/lib/mailman";
|
|
queue_dir = "$var_dir/queue";
|
|
template_dir = "$var_dir/templates";
|
|
log_dir = "/var/log/mailman";
|
|
lock_dir = "$var_dir/lock";
|
|
etc_dir = "/etc";
|
|
ext_dir = "$etc_dir/mailman.d";
|
|
pid_file = "/run/mailman/master.pid";
|
|
};
|
|
|
|
mta.configuration = lib.mkDefault "${mtaConfig}";
|
|
|
|
"archiver.hyperkitty" = lib.mkIf cfg.hyperkitty.enable {
|
|
class = "mailman_hyperkitty.Archiver";
|
|
enable = "yes";
|
|
configuration = "/var/lib/mailman/mailman-hyperkitty.cfg";
|
|
};
|
|
} // (let
|
|
loggerNames = ["root" "archiver" "bounce" "config" "database" "debug" "error" "fromusenet" "http" "locks" "mischief" "plugins" "runner" "smtp"];
|
|
loggerSectionNames = map (n: "logging.${n}") loggerNames;
|
|
in lib.genAttrs loggerSectionNames(name: { handler = "stderr"; })
|
|
);
|
|
|
|
assertions = let
|
|
inherit (config.services) postfix;
|
|
|
|
requirePostfixHash = optionPath: dataFile:
|
|
with lib;
|
|
let
|
|
expected = "hash:/var/lib/mailman/data/${dataFile}";
|
|
value = attrByPath optionPath [] postfix;
|
|
in
|
|
{ assertion = postfix.enable -> isList value && elem expected value;
|
|
message = ''
|
|
services.postfix.${concatStringsSep "." optionPath} must contain
|
|
"${expected}".
|
|
See <https://mailman.readthedocs.io/en/latest/src/mailman/docs/mta.html>.
|
|
'';
|
|
};
|
|
in [
|
|
{ assertion = postfix.enable;
|
|
message = "Mailman requires Postfix";
|
|
}
|
|
(requirePostfixHash [ "relayDomains" ] "postfix_domains")
|
|
(requirePostfixHash [ "config" "transport_maps" ] "postfix_lmtp")
|
|
(requirePostfixHash [ "config" "local_recipient_maps" ] "postfix_lmtp")
|
|
];
|
|
|
|
users.users.mailman = {
|
|
description = "GNU Mailman";
|
|
isSystemUser = true;
|
|
group = "mailman";
|
|
};
|
|
users.users.mailman-web = lib.mkIf (cfg.webUser == "mailman-web") {
|
|
description = "GNU Mailman web interface";
|
|
isSystemUser = true;
|
|
group = "mailman";
|
|
};
|
|
users.groups.mailman = {};
|
|
|
|
environment.etc."mailman.cfg".text = mailmanCfg;
|
|
|
|
environment.etc."mailman3/settings.py".text = ''
|
|
import os
|
|
|
|
# Required by mailman_web.settings, but will be overridden when
|
|
# settings_local.json is loaded.
|
|
os.environ["SECRET_KEY"] = ""
|
|
|
|
from mailman_web.settings import *
|
|
|
|
import json
|
|
|
|
with open('${webSettingsJSON}') as f:
|
|
globals().update(json.load(f))
|
|
|
|
with open('/var/lib/mailman-web/settings_local.json') as f:
|
|
globals().update(json.load(f))
|
|
'';
|
|
|
|
services.nginx = mkIf cfg.serve.enable {
|
|
enable = mkDefault true;
|
|
virtualHosts."${lib.head cfg.webHosts}" = {
|
|
serverAliases = cfg.webHosts;
|
|
locations = {
|
|
"/".extraConfig = "uwsgi_pass unix:/run/mailman-web.socket;";
|
|
"/static/".alias = webSettings.STATIC_ROOT + "/";
|
|
};
|
|
};
|
|
};
|
|
|
|
environment.systemPackages = [ (pkgs.buildEnv {
|
|
name = "mailman-tools";
|
|
# We don't want to pollute the system PATH with a python
|
|
# interpreter etc. so let's pick only the stuff we actually
|
|
# want from pythonEnv
|
|
pathsToLink = ["/bin"];
|
|
paths = [pythonEnv];
|
|
postBuild = ''
|
|
find $out/bin/ -mindepth 1 -not -name "mailman*" -delete
|
|
'';
|
|
}) ];
|
|
|
|
services.postfix = {
|
|
recipientDelimiter = "+"; # bake recipient addresses in mail envelopes via VERP
|
|
config = {
|
|
owner_request_special = "no"; # Mailman handles -owner addresses on its own
|
|
};
|
|
};
|
|
|
|
systemd.sockets.mailman-uwsgi = lib.mkIf cfg.serve.enable {
|
|
wantedBy = ["sockets.target"];
|
|
before = ["nginx.service"];
|
|
socketConfig.ListenStream = "/run/mailman-web.socket";
|
|
};
|
|
systemd.services = {
|
|
mailman = {
|
|
description = "GNU Mailman Master Process";
|
|
after = [ "network.target" ];
|
|
restartTriggers = [ config.environment.etc."mailman.cfg".source ];
|
|
wantedBy = [ "multi-user.target" ];
|
|
serviceConfig = {
|
|
ExecStart = "${pythonEnv}/bin/mailman start";
|
|
ExecStop = "${pythonEnv}/bin/mailman stop";
|
|
User = "mailman";
|
|
Group = "mailman";
|
|
Type = "forking";
|
|
RuntimeDirectory = "mailman";
|
|
LogsDirectory = "mailman";
|
|
PIDFile = "/run/mailman/master.pid";
|
|
};
|
|
};
|
|
|
|
mailman-settings = {
|
|
description = "Generate settings files (including secrets) for Mailman";
|
|
before = [ "mailman.service" "mailman-web-setup.service" "mailman-uwsgi.service" "hyperkitty.service" ];
|
|
requiredBy = [ "mailman.service" "mailman-web-setup.service" "mailman-uwsgi.service" "hyperkitty.service" ];
|
|
path = with pkgs; [ jq ];
|
|
script = ''
|
|
mailmanDir=/var/lib/mailman
|
|
mailmanWebDir=/var/lib/mailman-web
|
|
|
|
mailmanCfg=$mailmanDir/mailman-hyperkitty.cfg
|
|
mailmanWebCfg=$mailmanWebDir/settings_local.json
|
|
|
|
install -m 0775 -o mailman -g mailman -d /var/lib/mailman-web-static
|
|
install -m 0770 -o mailman -g mailman -d $mailmanDir
|
|
install -m 0770 -o ${cfg.webUser} -g mailman -d $mailmanWebDir
|
|
|
|
if [ ! -e $mailmanWebCfg ]; then
|
|
hyperkittyApiKey=$(tr -dc A-Za-z0-9 < /dev/urandom | head -c 64)
|
|
secretKey=$(tr -dc A-Za-z0-9 < /dev/urandom | head -c 64)
|
|
|
|
mailmanWebCfgTmp=$(mktemp)
|
|
jq -n '.MAILMAN_ARCHIVER_KEY=$archiver_key | .SECRET_KEY=$secret_key' \
|
|
--arg archiver_key "$hyperkittyApiKey" \
|
|
--arg secret_key "$secretKey" \
|
|
>"$mailmanWebCfgTmp"
|
|
chown root:mailman "$mailmanWebCfgTmp"
|
|
chmod 440 "$mailmanWebCfgTmp"
|
|
mv -n "$mailmanWebCfgTmp" "$mailmanWebCfg"
|
|
fi
|
|
|
|
hyperkittyApiKey="$(jq -r .MAILMAN_ARCHIVER_KEY "$mailmanWebCfg")"
|
|
mailmanCfgTmp=$(mktemp)
|
|
sed "s/@API_KEY@/$hyperkittyApiKey/g" ${mailmanHyperkittyCfg} >"$mailmanCfgTmp"
|
|
chown mailman:mailman "$mailmanCfgTmp"
|
|
mv "$mailmanCfgTmp" "$mailmanCfg"
|
|
'';
|
|
};
|
|
|
|
mailman-web-setup = {
|
|
description = "Prepare mailman-web files and database";
|
|
before = [ "uwsgi.service" "mailman-uwsgi.service" ];
|
|
requiredBy = [ "mailman-uwsgi.service" ];
|
|
restartTriggers = [ config.environment.etc."mailman3/settings.py".source ];
|
|
script = ''
|
|
[[ -e "${webSettings.STATIC_ROOT}" ]] && find "${webSettings.STATIC_ROOT}/" -mindepth 1 -delete
|
|
${pythonEnv}/bin/mailman-web migrate
|
|
${pythonEnv}/bin/mailman-web collectstatic
|
|
${pythonEnv}/bin/mailman-web compress
|
|
'';
|
|
serviceConfig = {
|
|
User = cfg.webUser;
|
|
Group = "mailman";
|
|
Type = "oneshot";
|
|
WorkingDirectory = "/var/lib/mailman-web";
|
|
};
|
|
};
|
|
|
|
mailman-uwsgi = mkIf cfg.serve.enable (let
|
|
uwsgiConfig.uwsgi = {
|
|
type = "normal";
|
|
plugins = ["python3"];
|
|
home = pythonEnv;
|
|
module = "mailman_web.wsgi";
|
|
};
|
|
uwsgiConfigFile = pkgs.writeText "uwsgi-mailman.json" (builtins.toJSON uwsgiConfig);
|
|
in {
|
|
wantedBy = ["multi-user.target"];
|
|
requires = ["mailman-uwsgi.socket" "mailman-web-setup.service"];
|
|
restartTriggers = [ config.environment.etc."mailman3/settings.py".source ];
|
|
serviceConfig = {
|
|
# Since the mailman-web settings.py obstinately creates a logs
|
|
# dir in the cwd, change to the (writable) runtime directory before
|
|
# starting uwsgi.
|
|
ExecStart = "${pkgs.coreutils}/bin/env -C $RUNTIME_DIRECTORY ${pkgs.uwsgi.override { plugins = ["python3"]; }}/bin/uwsgi --json ${uwsgiConfigFile}";
|
|
User = cfg.webUser;
|
|
Group = "mailman";
|
|
RuntimeDirectory = "mailman-uwsgi";
|
|
};
|
|
});
|
|
|
|
mailman-daily = {
|
|
description = "Trigger daily Mailman events";
|
|
startAt = "daily";
|
|
restartTriggers = [ config.environment.etc."mailman.cfg".source ];
|
|
serviceConfig = {
|
|
ExecStart = "${pythonEnv}/bin/mailman digests --send";
|
|
User = "mailman";
|
|
Group = "mailman";
|
|
};
|
|
};
|
|
|
|
hyperkitty = lib.mkIf cfg.hyperkitty.enable {
|
|
description = "GNU Hyperkitty QCluster Process";
|
|
after = [ "network.target" ];
|
|
restartTriggers = [ config.environment.etc."mailman3/settings.py".source ];
|
|
wantedBy = [ "mailman.service" "multi-user.target" ];
|
|
serviceConfig = {
|
|
ExecStart = "${pythonEnv}/bin/mailman-web qcluster";
|
|
User = cfg.webUser;
|
|
Group = "mailman";
|
|
WorkingDirectory = "/var/lib/mailman-web";
|
|
};
|
|
};
|
|
} // flip lib.mapAttrs' {
|
|
"minutely" = "minutely";
|
|
"quarter_hourly" = "*:00/15";
|
|
"hourly" = "hourly";
|
|
"daily" = "daily";
|
|
"weekly" = "weekly";
|
|
"yearly" = "yearly";
|
|
} (name: startAt:
|
|
lib.nameValuePair "hyperkitty-${name}" (lib.mkIf cfg.hyperkitty.enable {
|
|
description = "Trigger ${name} Hyperkitty events";
|
|
inherit startAt;
|
|
restartTriggers = [ config.environment.etc."mailman3/settings.py".source ];
|
|
serviceConfig = {
|
|
ExecStart = "${pythonEnv}/bin/mailman-web runjobs minutely";
|
|
User = cfg.webUser;
|
|
Group = "mailman";
|
|
WorkingDirectory = "/var/lib/mailman-web";
|
|
};
|
|
}));
|
|
};
|
|
|
|
meta = {
|
|
maintainers = with lib.maintainers; [ lheckemann ];
|
|
doc = ./mailman.xml;
|
|
};
|
|
|
|
}
|