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|
{ config, lib, pkgs, ... }:
let
cfg = config.services.geoipupdate;
in
{
imports = [
(lib.mkRemovedOptionModule [ "services" "geoip-updater" ] "services.geoip-updater has been removed, use services.geoipupdate instead.")
];
options = {
services.geoipupdate = {
enable = lib.mkEnableOption ''
periodic downloading of GeoIP databases using
<productname>geoipupdate</productname>.
'';
interval = lib.mkOption {
type = lib.types.str;
default = "weekly";
description = ''
Update the GeoIP databases at this time / interval.
The format is described in
<citerefentry><refentrytitle>systemd.time</refentrytitle>
<manvolnum>7</manvolnum></citerefentry>.
'';
};
settings = lib.mkOption {
description = ''
<productname>geoipupdate</productname> configuration
options. See
<link xlink:href="https://github.com/maxmind/geoipupdate/blob/main/doc/GeoIP.conf.md" />
for a full list of available options.
'';
type = lib.types.submodule {
freeformType =
with lib.types;
let
type = oneOf [str int bool];
in
attrsOf (either type (listOf type));
options = {
AccountID = lib.mkOption {
type = lib.types.int;
description = ''
Your MaxMind account ID.
'';
};
EditionIDs = lib.mkOption {
type = with lib.types; listOf (either str int);
example = [
"GeoLite2-ASN"
"GeoLite2-City"
"GeoLite2-Country"
];
description = ''
List of database edition IDs. This includes new string
IDs like <literal>GeoIP2-City</literal> and old
numeric IDs like <literal>106</literal>.
'';
};
LicenseKey = lib.mkOption {
type = lib.types.path;
description = ''
A file containing the <productname>MaxMind</productname>
license key.
'';
};
DatabaseDirectory = lib.mkOption {
type = lib.types.path;
default = "/var/lib/GeoIP";
example = "/run/GeoIP";
description = ''
The directory to store the database files in. The
directory will be automatically created, the owner
changed to <literal>geoip</literal> and permissions
set to world readable. This applies if the directory
already exists as well, so don't use a directory with
sensitive contents.
'';
};
};
};
};
};
};
config = lib.mkIf cfg.enable {
services.geoipupdate.settings = {
LockFile = "/run/geoipupdate/.lock";
};
systemd.services.geoipupdate-create-db-dir = {
serviceConfig.Type = "oneshot";
script = ''
mkdir -p ${cfg.settings.DatabaseDirectory}
chmod 0755 ${cfg.settings.DatabaseDirectory}
'';
};
systemd.services.geoipupdate = {
description = "GeoIP Updater";
requires = [ "geoipupdate-create-db-dir.service" ];
after = [
"geoipupdate-create-db-dir.service"
"network-online.target"
"nss-lookup.target"
];
wants = [ "network-online.target" ];
startAt = cfg.interval;
serviceConfig = {
ExecStartPre =
let
geoipupdateKeyValue = lib.generators.toKeyValue {
mkKeyValue = lib.flip lib.generators.mkKeyValueDefault " " rec {
mkValueString = v: with builtins;
if isInt v then toString v
else if isString v then v
else if true == v then "1"
else if false == v then "0"
else if isList v then lib.concatMapStringsSep " " mkValueString v
else throw "unsupported type ${typeOf v}: ${(lib.generators.toPretty {}) v}";
};
};
geoipupdateConf = pkgs.writeText "geoipupdate.conf" (geoipupdateKeyValue cfg.settings);
script = ''
chown geoip "${cfg.settings.DatabaseDirectory}"
cp ${geoipupdateConf} /run/geoipupdate/GeoIP.conf
${pkgs.replace-secret}/bin/replace-secret '${cfg.settings.LicenseKey}' \
'${cfg.settings.LicenseKey}' \
/run/geoipupdate/GeoIP.conf
'';
in
"+${pkgs.writeShellScript "start-pre-full-privileges" script}";
ExecStart = "${pkgs.geoipupdate}/bin/geoipupdate -f /run/geoipupdate/GeoIP.conf";
User = "geoip";
DynamicUser = true;
ReadWritePaths = cfg.settings.DatabaseDirectory;
RuntimeDirectory = "geoipupdate";
RuntimeDirectoryMode = 0700;
CapabilityBoundingSet = "";
PrivateDevices = true;
PrivateMounts = true;
PrivateUsers = true;
ProtectClock = true;
ProtectControlGroups = true;
ProtectHome = true;
ProtectHostname = true;
ProtectKernelLogs = true;
ProtectKernelModules = true;
ProtectKernelTunables = true;
ProtectProc = "invisible";
ProcSubset = "pid";
SystemCallFilter = [ "@system-service" "~@privileged" "~@resources" ];
RestrictAddressFamilies = [ "AF_INET" "AF_INET6" ];
RestrictRealtime = true;
RestrictNamespaces = true;
MemoryDenyWriteExecute = true;
LockPersonality = true;
SystemCallArchitectures = "native";
};
};
systemd.timers.geoipupdate-initial-run = {
wantedBy = [ "timers.target" ];
unitConfig.ConditionPathExists = "!${cfg.settings.DatabaseDirectory}";
timerConfig = {
Unit = "geoipupdate.service";
OnActiveSec = 0;
};
};
};
meta.maintainers = [ lib.maintainers.talyz ];
}
|