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|
{ config, pkgs, lib, ... }:
with lib;
let
cfg = config.services.mautrix-slack;
dataDir = "/var/lib/mautrix-slack";
registrationFile = "${dataDir}/slack-registration.yaml";
settingsFormat = pkgs.formats.json { };
settingsFile = settingsFormat.generate "mautrix-slack-config.json" cfg.settings;
in
{
options = {
services.mautrix-slack = {
enable = mkEnableOption (lib.mdDoc "Mautrix-Slack, a Matrix-Slack hybrid puppeting/relaybot bridge");
package = mkOption {
type = types.package;
default = pkgs.callPackage ./pkgs/mautrix-slack.nix { };
defaultText = "pkgs.mautrix-slack";
example = "pkgs.mautrix-slack.override { … = …; }";
description = lib.mdDoc ''
Package of the application to run, exposed for overriding purposes.
'';
};
settings = mkOption rec {
apply = recursiveUpdate default;
type = settingsFormat.type;
default = {
homeserver = {
software = "standard";
};
appservice = rec {
address = "http://${hostname}:${toString port}";
hostname = "localhost";
port = 29319;
database = {
type = "postgres";
uri = "postgres:///mautrix-slack?host=/run/postgresql&sslmode=disable";
};
id = "slack";
bot = {
username = "slackbot";
};
# backfill = {
# enable = false;
# conversations_count = 200;
# unread_hours_threshold = 720;
# immediate_messages = 10;
# incremental = {
# messages_per_batch = 100;
# post_batch_delay = 20;
# max_messages = {
# channel = -1;
# group_dm = -1;
# dm = -1;
# };
# };
# };
# encryption = {
# allow = false;
# default = false;
# appservice = false;
# require = false;
# allow_key_sharing = false;
# verification_levels = {
# receive = "unverified";
# send = "unverified";
# share = "cross-signed-tofu";
# };
# rotation = {
# enable_custom = false;
# milliseconds = 604800000;
# messages = 100;
# };
# };
# provisioning = {
# prefix = "/_matrix/provision";
# shared_secret = "generate";
# };
};
logging = {
directory = "/var/log/mautrix";
file_name_format = "slack-{{.Date}}-{{.Index}}.log";
file_date_format = "2006-01-02";
file_mode = 384;
timestamp_format = "Jan _2, 2006 15:04:05";
print_level = "debug";
print_json = false;
file_json = false;
};
};
};
environmentFile = mkOption {
type = types.nullOr types.path;
default = null;
description = lib.mdDoc ''
File containing environment variables to be passed to the mautrix-slack service.
Any config variable can be overridden by setting `MAUTRIX_SLACK_SOME_KEY` to override the `some.key` variable.
'';
};
configurePostgresql = mkOption {
type = types.bool;
default = true;
description = lib.mdDoc ''
Enable PostgreSQL and create a user and database for mautrix-slack. The default `settings` reference this database, if you disable this option you must provide a database URL.
'';
};
};
};
config = mkIf cfg.enable {
users.groups.mautrix-slack = { };
users.users.mautrix-slack = {
group = "mautrix-slack";
isSystemUser = true;
};
services.postgresql = mkIf cfg.configurePostgresql {
enable = true;
ensureDatabases = [ "mautrix-slack" ];
ensureUsers = [{
name = "mautrix-slack";
# ensurePermissions = {
# "DATABASE \"mautrix-slack\"" = "ALL PRIVILEGES";
# };
}];
};
systemd.services.mautrix-slack = rec {
wantedBy = [ "multi-user.target" ];
wants = [
"network-online.target"
] ++ optional config.services.matrix-synapse.enable "matrix-synapse.service"
++ optional cfg.configurePostgresql "postgresql.service";
after = wants;
preStart = ''
# generate the appservice's registration file if absent
if [ ! -f '${registrationFile}' ]; then
${cfg.package}/bin/mautrix-slack -g -c ${settingsFile} \
-r ${registrationFile}
fi
'';
serviceConfig = {
Type = "simple";
Restart = "always";
User = "mautrix-slack";
NoNewPrivileges = true;
MemoryDenyWriteExecute = true;
PrivateDevices = true;
PrivateTmp = true;
ProtectHome = true;
ProtectSystem = "strict";
ProtectControlGroups = true;
RestrictSUIDSGID = true;
RestrictRealtime = true;
LockPersonality = true;
ProtectKernelLogs = true;
ProtectKernelTunables = true;
ProtectHostname = true;
ProtectKernelModules = true;
PrivateUsers = true;
ProtectClock = true;
SystemCallArchitectures = "native";
SystemCallErrorNumber = "EPERM";
SystemCallFilter = "@system-service";
StateDirectory = baseNameOf dataDir;
LogsDirectory = "mautrix";
LogsDirectoryMode = "0750";
EnvironmentFile = cfg.environmentFile;
ExecStart = ''
${cfg.package}/bin/mautrix-slack --no-update --config=${settingsFile} --registration=${registrationFile}
'';
};
};
};
}
|
