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|
{
config,
lib,
pkgs,
...
}:
let
inherit (lib)
any
getExe
hasPrefix
mapAttrsToList
mkIf
literalExpression
mkEnableOption
mkMerge
mkOption
mkPackageOption
optional
optionals
;
inherit (lib.types)
attrsOf
bool
listOf
nullOr
path
str
submodule
;
cfg = config.services.iocaine;
jsonFormat = pkgs.formats.json { };
hasUDSbind = any (hasPrefix "/") (
mapAttrsToList (_server: cfg: cfg.bind) (cfg.settings.server or { })
);
ifHasSettings = optional (cfg.settings != null);
hasFirewall = cfg.settings.firewall.enable;
description = "iocaine, the deadliest poison known to AI";
in
{
options.services.iocaine = {
enable = mkEnableOption description;
package = mkPackageOption pkgs "iocaine" { };
environment = mkOption {
default = { };
type = attrsOf str;
description = "Environment variables for iocaine.";
example = literalExpression ''
{
RUST_LOG = "info";
RUST_BACKTRACE = "1";
}
'';
};
settings = mkOption {
type = nullOr (submodule {
freeformType = jsonFormat.type;
options = {
firewall.enable = mkOption {
default = false;
type = bool;
description = "Enables the firewall";
example = true;
};
};
});
default = null;
description = ''
The configuration for iocaine.
See [the configuration reference](https://iocaine.madhouse-project.org/documentation/3/configuration/)
for full documentation on the fields.
'';
example = literalExpression ''
{
server.default = {
bind = "localhost:2137";
mode = "http";
use.handler-from = "default";
};
handler.default = {
settings = {
"ai-robots-txt-path" = "/etc/iocaine/data/ai.robots.txt-robots.json";
sources = {
training-corpus = [
"/data/corpus/1984.txt"
"/data/corpus/brave-new-world.txt"
];
wordlists = [ "/data/corpus/words.txt" ];
};
};
};
}
'';
};
extraSettingsPaths = mkOption {
type = listOf path;
default = [ ];
description = "Configuration paths to run iocaine with. Useful for secrets";
example = literalExpression ''
[
"/etc/iocaine/iocaine.json"
./iocaine.json
]
'';
};
};
config = mkIf cfg.enable {
environment.etc."iocaine/iocaine.json" = mkIf (cfg.settings != null) {
source = jsonFormat.generate "iocaine.json" cfg.settings;
};
systemd.services = mkMerge [
{
iocaine = {
inherit description;
wantedBy = [ "multi-user.target" ];
after = [ "network.target" ];
environment = {
HOME = "%S/home";
}
// cfg.environment;
restartTriggers =
(ifHasSettings config.environment.etc."iocaine/iocaine.json".source) ++ cfg.extraSettingsPaths;
stopIfChanged = false;
serviceConfig = {
Type = "notify";
ExecStart = toString (
[
(getExe cfg.package)
]
++ (map (path: "--config-path=${path}") (
(ifHasSettings "/etc/iocaine/iocaine.json") ++ cfg.extraSettingsPaths
))
++ [ "start" ]
);
Restart = "on-failure";
DynamicUser = true;
UMask = "0077";
LimitNOFILE = 524288;
StateDirectory = "iocaine";
WorkingDirectory = "%S/iocaine";
RuntimeDirectory = "iocaine";
ProtectSystem = "strict";
ProtectClock = true;
ProtectHostname = true;
ProtectProc = "invisible";
ProtectControlGroups = true;
ProtectKernelModules = true;
ProtectKernelTunables = true;
ProtectKernelLogs = true;
ProtectHome = true;
PrivateTmp = true;
PrivateDevices = true;
PrivateUsers = !hasFirewall;
SystemCallArchitectures = "native";
DevicePolicy = "closed";
LockPersonality = true;
MemoryDenyWriteExecute = false;
NoNewPrivileges = true;
RestrictAddressFamilies =
(optionals hasUDSbind [
"AF_INET"
"AF_INET6"
"AF_UNIX"
])
++ (optionals hasFirewall [ "AF_NETLINK" ]);
RestrictNamespaces = true;
RestrictRealtime = true;
SystemCallFilter = [
"@system-service"
"~@privileged"
"~@resources"
];
CapabilityBoundingSet = mkIf hasFirewall [ "CAP_NET_ADMIN" ];
AmbientCapabilities = mkIf hasFirewall [ "CAP_NET_ADMIN" ];
};
};
}
(
let
iocaineDep = {
requires = [ "iocaine.service" ];
after = [ "iocaine.service" ];
serviceConfig.SupplementaryGroups = [ "iocaine" ];
};
in
{
nginx = mkIf (config.services.nginx.enable && hasUDSbind) iocaineDep;
caddy = mkIf (config.services.caddy.enable && hasUDSbind) iocaineDep;
}
)
];
};
meta = {
maintainers = with lib.maintainers; [ poz ];
};
}
|
