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104 lines
3.7 KiB
Nix

self: { config, lib, pkgs, spacebar, ... }:
let
cfg = config.services.spacebarchat-server;
jsonFormat = pkgs.formats.json {};
configFile = jsonFormat.generate "spacebarchat-server.json" cfg.settings;
in
{
options.services.spacebarchat-server = {
enable = lib.mkEnableOption "spacebarchat-server";
package = lib.mkPackageOption self.packages.${pkgs.stdenv.hostPlatform.system} "spacebar-server" { default = "default"; };
databaseFile = lib.mkOption {
type = lib.types.nullOr lib.types.path;
default = null;
description = ''
Path to a file containing a definition of the `DATABASE` environment variable database connection string.
Example content: `DATABASE=postgres//username:password@host-IP:port/databaseName`.
See https://docs.spacebar.chat/setup/server/database/.
'';
};
extraEnvironment = lib.mkOption {
default = {};
description = ''
Environment variables passed to spacebarchat-server.
See https://docs.spacebar.chat/setup/server/configuration/env for supported values.
'';
type = lib.types.submodule {
freeformType = with lib.types; attrsOf (oneOf [ str bool ]);
options = {
THREADS = lib.mkOption {
type = lib.types.ints.positive;
default = 1;
description = "Number of threads to run Spacebar on when using bundle. Make sure you've enabled RabbitMQ if using more than one.";
};
PORT = lib.mkOption {
type = lib.types.port;
default = 3001;
description = "Port to listen on. Used by all components, including bundle. If using bundle, all components run under the same port";
};
};
};
};
settings = lib.mkOption {
type = jsonFormat.type;
default = {};
description = ''
Configuration for spacebarchat-server.
See https://docs.spacebar.chat/setup/server/configuration for supported values.
'';
};
};
config = lib.mkIf cfg.enable {
assertions = [ {
assertion = !((cfg.extraEnvironment.THREADS > 1) && !config.services.rabbitmq.enable);
message = "Make sure you've setup RabbitMQ when using more than one thread with Spacebar";
} ];
systemd.services.spacebarchat-server = {
description = "Spacebarchat Server";
documentation = [ "https://docs.spacebar.chat/" ];
wantedBy = [ "multi-user.target" ];
wants = [ "network-online.target" ];
after = [ "network-online.target" ];
environment = builtins.mapAttrs (_: val: builtins.toString val) (cfg.extraEnvironment // { CONFIG_PATH = configFile; CONFIG_READONLY = 1; });
serviceConfig = {
DynamicUser = true;
User = "spacebarchat-server";
LockPersonality = true;
ProtectClock = true;
ProtectControlGroups = true;
ProtectHostname = true;
ProtectKernelLogs = true;
ProtectKernelModules = true;
ProtectKernelTunables = true;
PrivateDevices = true;
PrivateMounts = true;
PrivateUsers = true;
RestrictAddressFamilies = [
"AF_INET"
"AF_INET6"
];
RestrictNamespaces = true;
RestrictRealtime = true;
SystemCallArchitectures = "native";
SystemCallFilter = [
"@system-service"
"~@privileged"
];
StateDirectory = "spacebarchat-server";
StateDirectoryMode = "0700";
ExecStart = "${cfg.package}/bin/start-bundle";
Restart = "on-failure";
RestartSec = 10;
StartLimitBurst = 5;
UMask = "077";
WorkingDirectory = "/var/lib/spacebarchat-server/";
}
// lib.optionalAttrs (cfg.databaseFile != null) { EnvironmentFile = cfg.databaseFile; };
};
};
}