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# public-inbox configuration for depot@tvl.su
#
# The account itself is a Yandex 360 account in the tvl.su organisation, which
# is accessed via IMAP. Yandex takes care of spam filtering for us, so there is
# no particular SpamAssassin or other configuration.
{ config, depot, lib, pkgs, ... }:
let
cfg = config.services.depot.inbox;
imapConfig = pkgs.writeText "offlineimaprc" ''
[general]
accounts = depot
[Account depot]
localrepository = Local
remoterepository = Remote
[Repository Local]
type = Maildir
localfolders = /var/lib/public-inbox/depot-imap
[Repository Remote]
type = IMAP
ssl = yes
sslcacertfile = /etc/ssl/certs/ca-bundle.crt
remotehost = imap.yandex.ru
remoteuser = depot@tvl.su
remotepassfile = /var/run/agenix/depot-inbox-imap
'';
in
{
options.services.depot.inbox = with lib; {
enable = mkEnableOption "Enable public-inbox for depot@tvl.su";
depotPath = mkOption {
description = "path to local depot replica";
type = types.str;
default = "/var/lib/depot";
};
};
config = lib.mkIf cfg.enable {
# Having nginx *and* other services use ACME certificates for the
# same hostname is unsupported in NixOS without resorting to doing
# all ACME configuration manually.
#
# To work around this, we duplicate the TLS certificate used by
# nginx to a location that is readable by public-inbox daemons.
systemd.services.inbox-cert-sync = {
startAt = "daily";
script = ''
${pkgs.coreutils}/bin/install -D -g ${config.users.groups."public-inbox".name} -m 0440 \
/var/lib/acme/inbox.tvl.su/fullchain.pem /var/lib/public-inbox/tls/fullchain.pem
${pkgs.coreutils}/bin/install -D -g ${config.users.groups."public-inbox".name} -m 0440 \
/var/lib/acme/inbox.tvl.su/key.pem /var/lib/public-inbox/tls/key.pem
'';
};
services.public-inbox = {
enable = true;
http.enable = true;
http.port = 8053;
imap = {
enable = true;
port = 993;
cert = "/var/lib/public-inbox/tls/fullchain.pem";
key = "/var/lib/public-inbox/tls/key.pem";
};
nntp = {
enable = true;
port = 563;
cert = "/var/lib/public-inbox/tls/fullchain.pem";
key = "/var/lib/public-inbox/tls/key.pem";
};
inboxes.depot = rec {
address = [
"depot@tvl.su" # primary address
"depot@tazj.in" # legacy address
];
description = "TVL depot development (mail to depot@tvl.su)";
coderepo = [ "depot" ];
url = "https://inbox.tvl.su/depot";
watch = [
"maildir:/var/lib/public-inbox/depot-imap/INBOX/"
];
newsgroup = "su.tvl.depot";
};
settings.coderepo.depot = {
dir = cfg.depotPath;
cgitUrl = "https://code.tvl.fyi";
};
settings.publicinbox = {
wwwlisting = "all";
nntpserver = [ "inbox.tvl.su" ];
imapserver = [ "inbox.tvl.su" ];
depot.obfuscate = true;
noObfuscate = [
"tvl.su"
"tvl.fyi"
];
};
};
networking.firewall.allowedTCPPorts = [
993 # imap
563 # nntp
];
age.secrets.depot-inbox-imap = {
file = depot.ops.secrets."depot-inbox-imap.age";
mode = "0440";
group = config.users.groups."public-inbox".name;
};
systemd.services.offlineimap-depot = {
description = "download mail for depot@tvl.su";
wantedBy = [ "multi-user.target" ];
startAt = "minutely";
script = ''
mkdir -p /var/lib/public-inbox/depot-imap
${pkgs.offlineimap}/bin/offlineimap -c ${imapConfig}
'';
serviceConfig = {
Type = "oneshot";
# Run in the same user context as public-inbox itself to avoid
# permissions trouble.
User = config.users.users."public-inbox".name;
Group = config.users.groups."public-inbox".name;
};
};
};
}
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