1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
|
{ config, pkgs, lib, ... }: # mailman.nix
with lib;
let
cfg = config.services.mailman;
inherit (pkgs.mailmanPackages.buildEnvs { withHyperkitty = cfg.hyperkitty.enable; withLDAP = cfg.ldap.enable; })
mailmanEnv webEnv;
withPostgresql = config.services.postgresql.enable;
# 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?
postfixMtaConfig = pkgs.writeText "mailman-postfix.cfg" ''
[postfix]
postmap_command: ${pkgs.postfix}/bin/postmap
transport_file_type: hash
'';
mailmanCfg = lib.generators.toINI {}
(recursiveUpdate cfg.settings
((optionalAttrs (cfg.restApiPassFile != null) {
webservice.admin_pass = "#NIXOS_MAILMAN_REST_API_PASS_SECRET#";
})));
mailmanCfgFile = pkgs.writeText "mailman-raw.cfg" mailmanCfg;
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.
'')
(mkRemovedOptionModule [ "services" "mailman" "package" ] ''
Didn't have an effect for several years.
'')
];
options = {
services.mailman = {
enable = mkOption {
type = types.bool;
default = false;
description = lib.mdDoc "Enable Mailman on this host. Requires an active MTA on the host (e.g. Postfix).";
};
ldap = {
enable = mkEnableOption (lib.mdDoc "LDAP auth");
serverUri = mkOption {
type = types.str;
example = "ldaps://ldap.host";
description = lib.mdDoc ''
LDAP host to connect against.
'';
};
bindDn = mkOption {
type = types.str;
example = "cn=root,dc=nixos,dc=org";
description = lib.mdDoc ''
Service account to bind against.
'';
};
bindPasswordFile = mkOption {
type = types.str;
example = "/run/secrets/ldap-bind";
description = lib.mdDoc ''
Path to the file containing the bind password of the servie account
defined by [](#opt-services.mailman.ldap.bindDn).
'';
};
superUserGroup = mkOption {
type = types.nullOr types.str;
default = null;
example = "cn=admin,ou=groups,dc=nixos,dc=org";
description = lib.mdDoc ''
Group where a user must be a member of to gain superuser rights.
'';
};
userSearch = {
query = mkOption {
type = types.str;
example = "(&(objectClass=inetOrgPerson)(|(uid=%(user)s)(mail=%(user)s)))";
description = lib.mdDoc ''
Query to find a user in the LDAP database.
'';
};
ou = mkOption {
type = types.str;
example = "ou=users,dc=nixos,dc=org";
description = lib.mdDoc ''
Organizational unit to look up a user.
'';
};
};
groupSearch = {
type = mkOption {
type = types.enum [
"posixGroup" "groupOfNames" "memberDNGroup" "nestedMemberDNGroup" "nestedGroupOfNames"
"groupOfUniqueNames" "nestedGroupOfUniqueNames" "activeDirectoryGroup" "nestedActiveDirectoryGroup"
"organizationalRoleGroup" "nestedOrganizationalRoleGroup"
];
default = "posixGroup";
apply = v: "${toUpper (substring 0 1 v)}${substring 1 (stringLength v) v}Type";
description = lib.mdDoc ''
Type of group to perform a group search against.
'';
};
query = mkOption {
type = types.str;
example = "(objectClass=groupOfNames)";
description = lib.mdDoc ''
Query to find a group associated to a user in the LDAP database.
'';
};
ou = mkOption {
type = types.str;
example = "ou=groups,dc=nixos,dc=org";
description = lib.mdDoc ''
Organizational unit to look up a group.
'';
};
};
attrMap = {
username = mkOption {
default = "uid";
type = types.str;
description = lib.mdDoc ''
LDAP-attribute that corresponds to the `username`-attribute in mailman.
'';
};
firstName = mkOption {
default = "givenName";
type = types.str;
description = lib.mdDoc ''
LDAP-attribute that corresponds to the `firstName`-attribute in mailman.
'';
};
lastName = mkOption {
default = "sn";
type = types.str;
description = lib.mdDoc ''
LDAP-attribute that corresponds to the `lastName`-attribute in mailman.
'';
};
email = mkOption {
default = "mail";
type = types.str;
description = lib.mdDoc ''
LDAP-attribute that corresponds to the `email`-attribute in mailman.
'';
};
};
};
enablePostfix = mkOption {
type = types.bool;
default = true;
example = false;
description = lib.mdDoc ''
Enable Postfix integration. Requires an active Postfix installation.
If you want to use another MTA, set this option to false and configure
settings in services.mailman.settings.mta.
Refer to the Mailman manual for more info.
'';
};
siteOwner = mkOption {
type = types.str;
example = "postmaster@example.org";
description = lib.mdDoc ''
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 = lib.mdDoc ''
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 = lib.mdDoc ''
User to run mailman-web as
'';
};
webSettings = mkOption {
type = types.attrs;
default = {};
description = lib.mdDoc ''
Overrides for the default mailman-web Django settings.
'';
};
restApiPassFile = mkOption {
default = null;
type = types.nullOr types.str;
description = lib.mdDoc ''
Path to the file containing the value for `MAILMAN_REST_API_PASS`.
'';
};
serve = {
enable = mkEnableOption (lib.mdDoc "Automatic nginx and uwsgi setup for mailman-web");
virtualRoot = mkOption {
default = "/";
example = lib.literalExpression "/lists";
type = types.str;
description = lib.mdDoc ''
Path to mount the mailman-web django application on.
'';
};
};
extraPythonPackages = mkOption {
description = lib.mdDoc "Packages to add to the python environment used by mailman and mailman-web";
type = types.listOf types.package;
default = [];
};
settings = mkOption {
description = lib.mdDoc "Settings for mailman.cfg";
type = types.attrsOf (types.attrsOf types.str);
default = {};
};
hyperkitty = {
enable = mkEnableOption (lib.mdDoc "the Hyperkitty archiver for Mailman");
baseUrl = mkOption {
type = types.str;
default = "http://localhost:18507/archives/";
description = lib.mdDoc ''
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.mailmanPackages.mailman}/bin";
var_dir = "/var/lib/mailman";
queue_dir = "$var_dir/queue";
template_dir = "$var_dir/templates";
log_dir = "/var/log/mailman";
lock_dir = "$var_dir/lock";
etc_dir = "/etc";
pid_file = "/run/mailman/master.pid";
};
mta.configuration = lib.mkDefault (if cfg.enablePostfix then "${postfixMtaConfig}" else throw "When Mailman Postfix integration is disabled, set `services.mailman.settings.mta.configuration` to the path of the config file required to integrate with your MTA.");
"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 = cfg.webHosts != [];
message = ''
services.mailman.serve.enable requires there to be at least one entry
in services.mailman.webHosts.
'';
}
] ++ (lib.optionals cfg.enablePostfix [
{ assertion = postfix.enable;
message = ''
Mailman's default NixOS configuration requires Postfix to be enabled.
If you want to use another MTA, set services.mailman.enablePostfix
to false and configure settings in services.mailman.settings.mta.
Refer to <https://mailman.readthedocs.io/en/latest/src/mailman/docs/mta.html>
for more info.
'';
}
(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."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.base import *
from mailman_web.settings.mailman 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))
${optionalString (cfg.restApiPassFile != null) ''
with open('${cfg.restApiPassFile}') as f:
MAILMAN_REST_API_PASS = f.read().rstrip('\n')
''}
${optionalString (cfg.ldap.enable) ''
import ldap
from django_auth_ldap.config import LDAPSearch, ${cfg.ldap.groupSearch.type}
AUTH_LDAP_SERVER_URI = "${cfg.ldap.serverUri}"
AUTH_LDAP_BIND_DN = "${cfg.ldap.bindDn}"
with open("${cfg.ldap.bindPasswordFile}") as f:
AUTH_LDAP_BIND_PASSWORD = f.read().rstrip('\n')
AUTH_LDAP_USER_SEARCH = LDAPSearch("${cfg.ldap.userSearch.ou}",
ldap.SCOPE_SUBTREE, "${cfg.ldap.userSearch.query}")
AUTH_LDAP_GROUP_TYPE = ${cfg.ldap.groupSearch.type}()
AUTH_LDAP_GROUP_SEARCH = LDAPSearch("${cfg.ldap.groupSearch.ou}",
ldap.SCOPE_SUBTREE, "${cfg.ldap.groupSearch.query}")
AUTH_LDAP_USER_ATTR_MAP = {
${concatStrings (flip mapAttrsToList cfg.ldap.attrMap (key: value: ''
"${key}": "${value}",
''))}
}
${optionalString (cfg.ldap.superUserGroup != null) ''
AUTH_LDAP_USER_FLAGS_BY_GROUP = {
"is_superuser": "${cfg.ldap.superUserGroup}"
}
''}
AUTHENTICATION_BACKENDS = (
"django_auth_ldap.backend.LDAPBackend",
"django.contrib.auth.backends.ModelBackend"
)
''}
'';
services.nginx = mkIf (cfg.serve.enable && cfg.webHosts != []) {
enable = mkDefault true;
virtualHosts = lib.genAttrs cfg.webHosts (webHost: {
locations = {
${cfg.serve.virtualRoot}.extraConfig = "uwsgi_pass unix:/run/mailman-web.socket;";
"${cfg.serve.virtualRoot}/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 {web,mailman}Env
pathsToLink = ["/bin"];
paths = [ mailmanEnv webEnv ];
# Only mailman-related stuff is installed, the rest is removed
# in `postBuild`.
ignoreCollisions = true;
postBuild = ''
find $out/bin/ -mindepth 1 -not -name "mailman*" -delete
'';
}) ];
services.postfix = lib.mkIf cfg.enablePostfix {
recipientDelimiter = "+"; # bake recipient addresses in mail envelopes via VERP
config = {
owner_request_special = "no"; # Mailman handles -owner addresses on its own
};
};
systemd.sockets.mailman-uwsgi = lib.mkIf cfg.serve.enable {
wantedBy = ["sockets.target"];
before = ["nginx.service"];
socketConfig.ListenStream = "/run/mailman-web.socket";
};
systemd.services = {
mailman = {
description = "GNU Mailman Master Process";
before = lib.optional cfg.enablePostfix "postfix.service";
after = [ "network.target" ]
++ lib.optional cfg.enablePostfix "postfix-setup.service"
++ lib.optional withPostgresql "postgresql.service";
restartTriggers = [ mailmanCfgFile ];
requires = optional withPostgresql "postgresql.service";
wantedBy = [ "multi-user.target" ];
serviceConfig = {
ExecStart = "${mailmanEnv}/bin/mailman start";
ExecStop = "${mailmanEnv}/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 ];
after = optional withPostgresql "postgresql.service";
requires = optional withPostgresql "postgresql.service";
serviceConfig.Type = "oneshot";
script = ''
install -m0750 -o mailman -g mailman ${mailmanCfgFile} /etc/mailman.cfg
${optionalString (cfg.restApiPassFile != null) ''
${pkgs.replace-secret}/bin/replace-secret \
'#NIXOS_MAILMAN_REST_API_PASS_SECRET#' \
${cfg.restApiPassFile} \
/etc/mailman.cfg
''}
mailmanDir=/var/lib/mailman
mailmanWebDir=/var/lib/mailman-web
mailmanCfg=$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" "$mailmanCfg"
'';
};
mailman-web-setup = {
description = "Prepare mailman-web files and database";
before = [ "mailman-uwsgi.service" ];
requiredBy = [ "mailman-uwsgi.service" ];
restartTriggers = [ config.environment.etc."mailman3/settings.py".source ];
script = ''
[[ -e "${webSettings.STATIC_ROOT}" ]] && find "${webSettings.STATIC_ROOT}/" -mindepth 1 -delete
${webEnv}/bin/mailman-web migrate
${webEnv}/bin/mailman-web collectstatic
${webEnv}/bin/mailman-web compress
'';
serviceConfig = {
User = cfg.webUser;
Group = "mailman";
Type = "oneshot";
WorkingDirectory = "/var/lib/mailman-web";
};
};
mailman-uwsgi = mkIf cfg.serve.enable (let
uwsgiConfig.uwsgi = {
type = "normal";
plugins = ["python3"];
home = webEnv;
manage-script-name = true;
mount = "${cfg.serve.virtualRoot}=mailman_web.wsgi:application";
http = "127.0.0.1:18507";
};
uwsgiConfigFile = pkgs.writeText "uwsgi-mailman.json" (builtins.toJSON uwsgiConfig);
in {
wantedBy = ["multi-user.target"];
after = optional withPostgresql "postgresql.service";
requires = ["mailman-uwsgi.socket" "mailman-web-setup.service"]
++ optional withPostgresql "postgresql.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 ${uwsgiConfigFile}";
User = cfg.webUser;
Group = "mailman";
RuntimeDirectory = "mailman-uwsgi";
};
});
mailman-daily = {
description = "Trigger daily Mailman events";
startAt = "daily";
restartTriggers = [ mailmanCfgFile ];
serviceConfig = {
ExecStart = "${mailmanEnv}/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 = "${webEnv}/bin/mailman-web qcluster";
User = cfg.webUser;
Group = "mailman";
WorkingDirectory = "/var/lib/mailman-web";
};
};
} // flip lib.mapAttrs' {
"minutely" = "minutely";
"quarter_hourly" = "*:00/15";
"hourly" = "hourly";
"daily" = "daily";
"weekly" = "weekly";
"yearly" = "yearly";
} (name: startAt:
lib.nameValuePair "hyperkitty-${name}" (lib.mkIf cfg.hyperkitty.enable {
description = "Trigger ${name} Hyperkitty events";
inherit startAt;
restartTriggers = [ config.environment.etc."mailman3/settings.py".source ];
serviceConfig = {
ExecStart = "${webEnv}/bin/mailman-web runjobs ${name}";
User = cfg.webUser;
Group = "mailman";
WorkingDirectory = "/var/lib/mailman-web";
};
}));
};
meta = {
maintainers = with lib.maintainers; [ lheckemann qyliss ma27 ];
doc = ./mailman.xml;
};
}
|