nixos-config/modules/server/mautrix-discord.nix

105 lines
3.1 KiB
Nix

{
flake.modules.nixos.mautrix-discord =
{
config,
pkgs,
lib,
...
}:
let
matrixDomain = "alwayssleepy.online";
bridgePort = 29334;
sopsFile = ../../secrets/secrets-loptland.yaml;
in
{
sops.secrets."matrix/mautrix-discord/botToken" = {
inherit sopsFile;
owner = "mautrix-discord";
};
sops.templates."mautrix-discord.env" = {
owner = "mautrix-discord";
content = ''
MAUTRIX_DISCORD_DISCORD_BOT_TOKEN=${config.sops.placeholder."matrix/mautrix-discord/botToken"}
'';
};
services.postgresql = {
ensureDatabases = [ "mautrix-discord" ];
ensureUsers = [
{
name = "mautrix-discord";
ensureDBOwnership = true;
}
];
};
# mautrix-discord (like matrix-synapse) requires C collation
systemd.services."mautrix-discord-db-setup" = {
description = "Set up mautrix-discord PostgreSQL database with C collation";
wantedBy = [ "mautrix-discord.service" ];
before = [ "mautrix-discord.service" ];
after = [
"postgresql.service"
"postgresql-setup.service"
];
requires = [ "postgresql.service" ];
serviceConfig = {
Type = "oneshot";
User = "postgres";
RemainAfterExit = true;
};
script =
let
psql = lib.getExe' pkgs.postgresql "psql";
in
''
COLLATION=$(${psql} -tAc "SELECT datcollate FROM pg_database WHERE datname = 'mautrix-discord'")
if [ "$COLLATION" != "C" ]; then
${psql} -c "DROP DATABASE \"mautrix-discord\""
${psql} -c "CREATE DATABASE \"mautrix-discord\" ENCODING 'UTF8' LC_COLLATE='C' LC_CTYPE='C' TEMPLATE=template0 OWNER \"mautrix-discord\""
fi
'';
};
# mautrix-discord depends on libolm which is deprecated/insecure upstream.
nixpkgs.config.permittedInsecurePackages = [ "olm-3.2.16" ];
services.mautrix-discord = {
enable = true;
environmentFile = config.sops.templates."mautrix-discord.env".path;
settings = {
homeserver = {
address = "http://localhost:${toString 8008}";
domain = matrixDomain;
};
appservice = {
address = "http://localhost:${toString bridgePort}";
hostname = "127.0.0.1";
port = bridgePort;
database = {
type = "postgres";
uri = "postgres:///mautrix-discord?host=/var/run/postgresql";
};
};
bridge = {
relay = {
enabled = true;
admin_only = false;
};
permissions = {
"@cholli:${matrixDomain}" = "admin";
"${matrixDomain}" = "user";
};
};
};
};
# Give matrix-synapse access to the registration file via group membership
users.users.matrix-synapse.extraGroups = [ "mautrix-discord" ];
};
}