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WIP: matrix: Add coturn support for calls

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This commit is contained in:
Tristan Daniël Maat 2022-10-29 00:13:44 +01:00
parent 7fb5aac33e
commit c018e84580
Signed by: tlater
GPG key ID: 49670FD774E43268
5 changed files with 109 additions and 17 deletions
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65
configuration/services/conduit.nix
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@ -1,6 +1,7 @@
{config, ...}: let
cfg = config.services.matrix-conduit;
domain = "matrix.${config.services.nginx.domain}";
turn-realm = "turn.${config.services.nginx.domain}";
in {
services.matrix-conduit = {
enable = true;
@ -8,9 +9,73 @@ in {
address = "127.0.0.1";
server_name = domain;
database_backend = "rocksdb";
turn_uris = [
"turn:turn.tlater.net:${config.services.coturn.listening-port}?transport=udp"
"turn:turn.tlater.net:${config.services.coturn.listening-port}?transport=tcp"
"turns:turn.tlater.net:${config.services.coturn.tls-listening-port}?transport=udp"
"turns:turn.tlater.net:${config.services.coturn.tls-listening-port}?transport=tcp"
];
};
};
# Pass in the TURN secret via EnvironmentFile, not supported by
# upstream module currently.
#
# See also https://gitlab.com/famedly/conduit/-/issues/314
systemd.services.conduit.serviceConfig.EnvironmentFile = config.sops.secrets."turn/env".path;
services.coturn = {
enable = true;
use-auth-secret = true;
static-auth-secret-file = config.sops.secrets."turn/secret".path;
realm = turn-realm;
relay-ips = [
"178.79.137.55"
];
# Based on suggestions from
# https://github.com/matrix-org/synapse/blob/develop/docs/turn-howto.md
# and
# https://www.foxypossibilities.com/2018/05/19/setting-up-a-turn-sever-for-matrix-on-nixos/
no-tcp-relay = true;
secure-stun = true;
extraConfig = ''
# Deny various local IP ranges, see
# https://www.rtcsec.com/article/cve-2020-26262-bypass-of-coturns-access-control-protection/
no-multicast-peers denied-peer-ip=0.0.0.0-0.255.255.255
denied-peer-ip=10.0.0.0-10.255.255.255
denied-peer-ip=100.64.0.0-100.127.255.255
denied-peer-ip=127.0.0.0-127.255.255.255
denied-peer-ip=169.254.0.0-169.254.255.255
denied-peer-ip=172.16.0.0-172.31.255.255
denied-peer-ip=192.0.0.0-192.0.0.255
denied-peer-ip=192.0.2.0-192.0.2.255
denied-peer-ip=192.88.99.0-192.88.99.255
denied-peer-ip=192.168.0.0-192.168.255.255
denied-peer-ip=198.18.0.0-198.19.255.255
denied-peer-ip=198.51.100.0-198.51.100.255
denied-peer-ip=203.0.113.0-203.0.113.255
denied-peer-ip=240.0.0.0-255.255.255.255 denied-peer-ip=::1
denied-peer-ip=64:ff9b::-64:ff9b::ffff:ffff
denied-peer-ip=::ffff:0.0.0.0-::ffff:255.255.255.255
denied-peer-ip=100::-100::ffff:ffff:ffff:ffff
denied-peer-ip=2001::-2001:1ff:ffff:ffff:ffff:ffff:ffff:ffff
denied-peer-ip=2002::-2002:ffff:ffff:ffff:ffff:ffff:ffff:ffff
denied-peer-ip=fc00::-fdff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
denied-peer-ip=fe80::-febf:ffff:ffff:ffff:ffff:ffff:ffff:ffff
allowed-peer-ip=178.79.137.55
# Limit number of rooms
user-quota=12
total-quota=36
# Various other security settings
no-tlsv1
no-tlsv1_1
'';
};
services.nginx.virtualHosts."${domain}" = {
enableACME = true;