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|
{
config,
lib,
pkgs,
...
}:
let
settingsFormat = {
type =
with lib.types;
attrsOf (oneOf [
bool
int
str
]);
generate =
name: attrs:
pkgs.writeText name (
lib.strings.concatStringsSep "\n" (
lib.attrsets.mapAttrsToList (key: value: "${key}=${builtins.toJSON value}") attrs
)
);
};
in
{
options = {
services.uhub = lib.mkOption {
default = { };
description = "Uhub ADC hub instances";
type = lib.types.attrsOf (
lib.types.submodule {
options = {
enable = lib.mkEnableOption "hub instance" // {
default = true;
};
enableTLS = lib.mkOption {
type = lib.types.bool;
default = false;
description = "Whether to enable TLS support.";
};
settings = lib.mkOption {
inherit (settingsFormat) type;
description = ''
Configuration of uhub.
See <https://www.uhub.org/doc/config.php> for a list of options.
'';
default = { };
example = {
server_bind_addr = "any";
server_port = 1511;
hub_name = "My Public Hub";
hub_description = "Yet another ADC hub";
max_users = 150;
};
};
plugins = lib.mkOption {
description = "Uhub plugin configuration.";
type =
with lib.types;
listOf (submodule {
options = {
plugin = lib.mkOption {
type = path;
example = lib.literalExpression "$${pkgs.uhub}/plugins/mod_auth_sqlite.so";
description = "Path to plugin file.";
};
settings = lib.mkOption {
description = "Settings specific to this plugin.";
type = with types; attrsOf str;
example = {
file = "/etc/uhub/users.db";
};
};
};
});
default = [ ];
};
};
}
);
};
};
config =
let
hubs = lib.attrsets.filterAttrs (_: cfg: cfg.enable) config.services.uhub;
in
{
environment.etc = lib.attrsets.mapAttrs' (
name: cfg:
let
settings' = cfg.settings // {
tls_enable = cfg.enableTLS;
file_plugins = pkgs.writeText "uhub-plugins.conf" (
lib.strings.concatStringsSep "\n" (
map (
{ plugin, settings }:
''plugin ${plugin} "${
toString (lib.attrsets.mapAttrsToList (key: value: "${key}=${value}") settings)
}"''
) cfg.plugins
)
);
};
in
{
name = "uhub/${name}.conf";
value.source = settingsFormat.generate "uhub-${name}.conf" settings';
}
) hubs;
systemd.services = lib.attrsets.mapAttrs' (name: cfg: {
name = "uhub-${name}";
value =
let
pkg = pkgs.uhub.override { tlsSupport = cfg.enableTLS; };
in
{
description = "high performance peer-to-peer hub for the ADC network";
after = [ "network.target" ];
wantedBy = [ "multi-user.target" ];
reloadIfChanged = true;
serviceConfig = {
Type = "notify";
ExecStart = "${pkg}/bin/uhub -c /etc/uhub/${name}.conf -L";
ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID";
DynamicUser = true;
AmbientCapabilities = "CAP_NET_BIND_SERVICE";
CapabilityBoundingSet = "CAP_NET_BIND_SERVICE";
};
};
}) hubs;
};
}
|
