More refactoring #173
15 changed files with 192 additions and 930 deletions
|
|
@ -1,4 +1,5 @@
|
|||
{
|
||||
pkgs,
|
||||
lib,
|
||||
modulesPath,
|
||||
flake-inputs,
|
||||
|
|
@ -53,6 +54,19 @@
|
|||
};
|
||||
|
||||
logrotate.enable = true;
|
||||
|
||||
postgresql = {
|
||||
package = pkgs.postgresql_14;
|
||||
enable = true;
|
||||
|
||||
# Only enable connections via the unix socket, and check with the
|
||||
# OS to make sure the user matches the database name.
|
||||
#
|
||||
# See https://www.postgresql.org/docs/current/auth-pg-hba-conf.html
|
||||
authentication = ''
|
||||
local sameuser all peer
|
||||
'';
|
||||
};
|
||||
};
|
||||
|
||||
security = {
|
||||
|
|
|
|||
|
|
@ -1,50 +0,0 @@
|
|||
{
|
||||
"allowAdminCommands" : true,
|
||||
"allowAdminCommandsFromAnyone" : false,
|
||||
"allowAnonymousConnections" : true,
|
||||
"allowAssetsMismatch" : true,
|
||||
"anonymousConnectionsAreAdmin" : false,
|
||||
"bannedIPs" : [],
|
||||
"bannedUuids" : [],
|
||||
"checkAssetsDigest" : false,
|
||||
"clearPlayerFiles" : false,
|
||||
"clearUniverseFiles" : false,
|
||||
"clientIPJoinable" : false,
|
||||
"clientP2PJoinable" : true,
|
||||
"configurationVersion" : {
|
||||
"basic" : 2,
|
||||
"server" : 4
|
||||
},
|
||||
"crafting" : {
|
||||
"filterHaveMaterials" : false
|
||||
},
|
||||
"gameServerBind" : "::",
|
||||
"gameServerPort" : 21025,
|
||||
"interactiveHighlight" : true,
|
||||
"inventory" : {
|
||||
"pickupToActionBar" : true
|
||||
},
|
||||
"maxPlayers" : 8,
|
||||
"maxTeamSize" : 4,
|
||||
"monochromeLighting" : false,
|
||||
"playerBackupFileCount" : 3,
|
||||
"queryServerBind" : "::",
|
||||
"queryServerPort" : 21025,
|
||||
"rconServerBind" : "::",
|
||||
"rconServerPassword" : "",
|
||||
"rconServerPort" : 21026,
|
||||
"rconServerTimeout" : 1000,
|
||||
"runQueryServer" : false,
|
||||
"runRconServer" : false,
|
||||
"safeScripts" : true,
|
||||
"scriptInstructionLimit" : 10000000,
|
||||
"scriptInstructionMeasureInterval" : 10000,
|
||||
"scriptProfilingEnabled" : false,
|
||||
"scriptRecursionLimit" : 100,
|
||||
"serverFidelity" : "automatic",
|
||||
"serverName" : "tlater.net",
|
||||
"serverOverrideAssetsDigest" : null,
|
||||
"serverUsers" : {
|
||||
},
|
||||
"tutorialMessages" : true
|
||||
}
|
||||
|
|
@ -1,31 +1,39 @@
|
|||
{ config, lib, ... }:
|
||||
{
|
||||
pkgs,
|
||||
config,
|
||||
lib,
|
||||
...
|
||||
}:
|
||||
{
|
||||
security.crowdsec = {
|
||||
services = {
|
||||
crowdsec = {
|
||||
enable = true;
|
||||
autoUpdateService = true;
|
||||
|
||||
parserWhitelist = [ "10.45.249.2" ];
|
||||
settings = {
|
||||
general.api.server = {
|
||||
enable = true;
|
||||
online_client.sharing = false;
|
||||
};
|
||||
|
||||
extraGroups = [
|
||||
"systemd-journal"
|
||||
"nginx"
|
||||
lapi.credentialsFile = "/var/lib/crowdsec/state/local_credentials.yaml";
|
||||
};
|
||||
|
||||
hub = {
|
||||
collections = [
|
||||
"crowdsecurity/base-http-scenarios"
|
||||
"crowdsecurity/http-cve"
|
||||
"crowdsecurity/linux"
|
||||
"crowdsecurity/nextcloud"
|
||||
"crowdsecurity/nginx"
|
||||
"crowdsecurity/sshd"
|
||||
];
|
||||
};
|
||||
|
||||
localConfig = {
|
||||
acquisitions = [
|
||||
{
|
||||
source = "journalctl";
|
||||
labels.type = "syslog";
|
||||
journalctl_filter = [ "SYSLOG_IDENTIFIER=Nextcloud" ];
|
||||
}
|
||||
|
||||
{
|
||||
journalctl_filter = [
|
||||
"SYSLOG_IDENTIFIER=Nextcloud"
|
||||
"SYSLOG_IDENTIFIER=sshd-session"
|
||||
];
|
||||
source = "journalctl";
|
||||
labels.type = "syslog";
|
||||
journalctl_filter = [ "SYSLOG_IDENTIFIER=sshd-session" ];
|
||||
}
|
||||
|
||||
{
|
||||
|
|
@ -39,38 +47,21 @@
|
|||
}
|
||||
];
|
||||
|
||||
remediationComponents.firewallBouncer = {
|
||||
enable = true;
|
||||
settings.prometheus = {
|
||||
enabled = true;
|
||||
listen_addr = "127.0.0.1";
|
||||
listen_port = "60601";
|
||||
};
|
||||
};
|
||||
};
|
||||
|
||||
# Add whitelists for matrix
|
||||
systemd.tmpfiles.settings."10-matrix" =
|
||||
let
|
||||
stateDir = config.security.crowdsec.stateDirectory;
|
||||
in
|
||||
parsers.s02Enrich = [
|
||||
{
|
||||
"${stateDir}/config/postoverflows".d = {
|
||||
user = "crowdsec";
|
||||
group = "crowdsec";
|
||||
mode = "0700";
|
||||
name = "nixos/parser-whitelist";
|
||||
description = "Parser whitelist generated by the crowdsec NixOS module";
|
||||
whitelist = {
|
||||
reason = "Filtered by NixOS whitelist";
|
||||
ip = [ "10.45.249.2" ];
|
||||
};
|
||||
}
|
||||
];
|
||||
|
||||
"${stateDir}/config/postoverflows/s01-whitelist".d = {
|
||||
user = "crowdsec";
|
||||
group = "crowdsec";
|
||||
mode = "0700";
|
||||
};
|
||||
|
||||
"${stateDir}/config/postoverflows/s01-whitelist/matrix-whitelist.yaml"."L+".argument =
|
||||
((pkgs.formats.yaml { }).generate "crowdsec-matrix-whitelist.yaml" {
|
||||
name = "tetsumaki/matrix";
|
||||
postOverflows.s01Whitelist = [
|
||||
{
|
||||
description = "custom matrix whitelist";
|
||||
name = "tetsumaki/matrix";
|
||||
whitelist = {
|
||||
reason = "whitelist false positive for matrix";
|
||||
expression = [
|
||||
|
|
@ -78,6 +69,36 @@
|
|||
"evt.Overflow.Alert.GetScenario() in ['crowdsecurity/http-probing', 'crowdsecurity/http-crawl-non_statics']"
|
||||
];
|
||||
};
|
||||
}).outPath;
|
||||
}
|
||||
];
|
||||
};
|
||||
};
|
||||
|
||||
crowdsec-firewall-bouncer = {
|
||||
enable = true;
|
||||
settings.prometheus = {
|
||||
enabled = true;
|
||||
listen_addr = "127.0.0.1";
|
||||
listen_port = "60601";
|
||||
};
|
||||
};
|
||||
|
||||
victoriametrics.scrapeConfigs = {
|
||||
crowdsec.targets =
|
||||
let
|
||||
cfg = config.services.crowdsec.settings.general;
|
||||
address = cfg.prometheus.listen_addr;
|
||||
port = cfg.prometheus.listen_port;
|
||||
in
|
||||
[ "${address}:${toString port}" ];
|
||||
|
||||
csFirewallBouncer.targets =
|
||||
let
|
||||
cfg = config.services.crowdsec-firewall-bouncer.settings;
|
||||
address = cfg.prometheus.listen_addr;
|
||||
port = cfg.prometheus.listen_port;
|
||||
in
|
||||
[ "${address}:${toString port}" ];
|
||||
};
|
||||
};
|
||||
}
|
||||
|
|
|
|||
|
|
@ -11,8 +11,6 @@
|
|||
./ntfy-sh
|
||||
./minecraft.nix
|
||||
./nextcloud.nix
|
||||
./postgres.nix
|
||||
# ./starbound.nix -- Not currently used
|
||||
./webserver.nix
|
||||
./wireguard.nix
|
||||
];
|
||||
|
|
|
|||
|
|
@ -8,7 +8,8 @@ in
|
|||
443
|
||||
];
|
||||
|
||||
services.grafana = {
|
||||
services = {
|
||||
grafana = {
|
||||
enable = true;
|
||||
settings = {
|
||||
server = {
|
||||
|
|
@ -73,7 +74,18 @@ in
|
|||
};
|
||||
};
|
||||
|
||||
services.nginx.virtualHosts."${domain}" = {
|
||||
postgresql = {
|
||||
ensureUsers = [
|
||||
{
|
||||
name = "grafana";
|
||||
ensureDBOwnership = true;
|
||||
}
|
||||
];
|
||||
|
||||
ensureDatabases = [ "grafana" ];
|
||||
};
|
||||
|
||||
nginx.virtualHosts."${domain}" = {
|
||||
forceSSL = true;
|
||||
useACMEHost = "tlater.net";
|
||||
enableHSTS = true;
|
||||
|
|
@ -85,6 +97,7 @@ in
|
|||
};
|
||||
};
|
||||
};
|
||||
};
|
||||
|
||||
sops.secrets = {
|
||||
"grafana/adminPassword" = {
|
||||
|
|
|
|||
|
|
@ -68,22 +68,6 @@ in
|
|||
|
||||
coturn.targets = [ "127.0.0.1:9641" ];
|
||||
|
||||
crowdsec.targets =
|
||||
let
|
||||
address = config.security.crowdsec.settings.prometheus.listen_addr;
|
||||
port = config.security.crowdsec.settings.prometheus.listen_port;
|
||||
in
|
||||
[ "${address}:${toString port}" ];
|
||||
|
||||
csFirewallBouncer.targets =
|
||||
let
|
||||
address =
|
||||
config.security.crowdsec.remediationComponents.firewallBouncer.settings.prometheus.listen_addr;
|
||||
port =
|
||||
config.security.crowdsec.remediationComponents.firewallBouncer.settings.prometheus.listen_port;
|
||||
in
|
||||
[ "${address}:${toString port}" ];
|
||||
|
||||
immich.targets = [
|
||||
"127.0.0.1:8081"
|
||||
"127.0.0.1:8082"
|
||||
|
|
|
|||
|
|
@ -103,6 +103,17 @@ in
|
|||
};
|
||||
};
|
||||
|
||||
services.postgresql = {
|
||||
ensureUsers = [
|
||||
{
|
||||
name = "nextcloud";
|
||||
ensureDBOwnership = true;
|
||||
}
|
||||
];
|
||||
|
||||
ensureDatabases = [ "nextcloud" ];
|
||||
};
|
||||
|
||||
# Ensure that this service doesn't start before postgres is ready
|
||||
systemd.services.nextcloud-setup.after = [ "postgresql.target" ];
|
||||
|
||||
|
|
|
|||
|
|
@ -1,35 +0,0 @@
|
|||
{ pkgs, ... }:
|
||||
{
|
||||
services.postgresql = {
|
||||
package = pkgs.postgresql_14;
|
||||
enable = true;
|
||||
|
||||
# Only enable connections via the unix socket, and check with the
|
||||
# OS to make sure the user matches the database name.
|
||||
#
|
||||
# See https://www.postgresql.org/docs/current/auth-pg-hba-conf.html
|
||||
authentication = ''
|
||||
local sameuser all peer
|
||||
'';
|
||||
|
||||
# Note: The following options with ensure.* are set-only; i.e.,
|
||||
# when permissions/users/databases are removed from these lists,
|
||||
# that operation needs to be performed manually on the system as
|
||||
# well.
|
||||
ensureUsers = [
|
||||
{
|
||||
name = "grafana";
|
||||
ensureDBOwnership = true;
|
||||
}
|
||||
{
|
||||
name = "nextcloud";
|
||||
ensureDBOwnership = true;
|
||||
}
|
||||
];
|
||||
|
||||
ensureDatabases = [
|
||||
"grafana"
|
||||
"nextcloud"
|
||||
];
|
||||
};
|
||||
}
|
||||
|
|
@ -1,129 +0,0 @@
|
|||
{
|
||||
flake-inputs,
|
||||
pkgs,
|
||||
lib,
|
||||
...
|
||||
}:
|
||||
let
|
||||
inherit (lib) concatStringsSep;
|
||||
in
|
||||
{
|
||||
networking.firewall.allowedTCPPorts = [ 21025 ];
|
||||
|
||||
# Sadly, steam-run requires some X libs
|
||||
environment.noXlibs = false;
|
||||
|
||||
systemd.services.starbound = {
|
||||
description = "Starbound";
|
||||
after = [ "network.target" ];
|
||||
|
||||
serviceConfig = {
|
||||
ExecStart = "${
|
||||
flake-inputs.self.packages.${pkgs.stdenv.hostPlatform.system}.starbound
|
||||
}/bin/launch-starbound ${./configs/starbound.json}";
|
||||
|
||||
Type = "simple";
|
||||
|
||||
# Credential loading for steam auth (if necessary; prefer
|
||||
# anonymous login wherever possible).
|
||||
LoadCredential = "steam:/run/secrets/steam/tlater";
|
||||
|
||||
# Security settings
|
||||
DynamicUser = true;
|
||||
|
||||
# This is where the StateDirectory ends up
|
||||
WorkingDirectory = "/var/lib/starbound";
|
||||
# Creates /var/lib/starbound (or rather, a symlink there to
|
||||
# /var/lib/private/starbound), and sets it up to be writeable to
|
||||
# by the dynamic user.
|
||||
StateDirectory = "starbound";
|
||||
|
||||
# Note some settings below are basically tautologous with
|
||||
# `NoNewPrivileges`, but they all work slightly differently so
|
||||
# add additional layers in case of bugs.
|
||||
|
||||
## THESE SETTINGS ARE A GOOD IDEA BUT THE STEAM CLIENT IS
|
||||
## REALLY, REALLY BAD, AND FOR SOME REASON I NEED TO USE IT TO
|
||||
## DOWNLOAD GAME SERVERS AS WELL:
|
||||
##
|
||||
# To guarantee the above (only permits 64-bit syscalls, 32-bit
|
||||
# syscalls can circumvent the above restrictions).
|
||||
#
|
||||
# Obviously, if running a 32 bit game server, change this.
|
||||
# SystemCallArchitectures = "native";
|
||||
# Game servers shouldn't need to create new namespaces ever.
|
||||
#
|
||||
# TODO: Since steam uses namespaces for things *entirely
|
||||
# unrelated* to installing game servers, we need to allow
|
||||
# namespace access. Ideally I'd instead do this in an
|
||||
# ExecStartPre, but alas, this isn't possible because of
|
||||
# https://github.com/systemd/systemd/issues/19604.
|
||||
#
|
||||
# RestrictNamespaces = true;
|
||||
|
||||
# Don't need to let the game server see other user accounts
|
||||
PrivateUsers = true;
|
||||
# *Probably* not harmful for game servers, which probably don't update dynamically
|
||||
ProtectHostname = true;
|
||||
# Yeah, if a game server tries to edit the hardware clock something's fishy
|
||||
ProtectClock = true;
|
||||
# Don't let game servers modify kernel settings, duh
|
||||
ProtectKernelTunables = true;
|
||||
ProtectKernelModules = true;
|
||||
ProtectKernelLogs = true;
|
||||
# Game servers shouldn't use cgroups themselves either
|
||||
ProtectControlGroups = true;
|
||||
# Most game servers will never need other socket types
|
||||
RestrictAddressFamilies = [ "AF_UNIX AF_INET AF_INET6" ];
|
||||
# Also a no-brainer, no game server should ever need this
|
||||
LockPersonality = true;
|
||||
# Some game servers will probably try to set this, but they
|
||||
# don't need it. It's only required for audio processing and
|
||||
# such, which the server end doesn't need to do.
|
||||
RestrictRealtime = true;
|
||||
# Don't allow a variety of syscalls that gameservers have no
|
||||
# business using anyway
|
||||
SystemCallFilter =
|
||||
"~"
|
||||
+ (concatStringsSep " " [
|
||||
"@clock"
|
||||
"@cpu-emulation"
|
||||
"@debug"
|
||||
"@keyring"
|
||||
"@memlock"
|
||||
"@module"
|
||||
# "@mount" TODO: Consider adding when steamcmd is run in ExecStartPre
|
||||
"@obsolete"
|
||||
"@raw-io"
|
||||
"@reboot"
|
||||
# "@resources" TODO: Ditto
|
||||
"@setuid"
|
||||
"@swap"
|
||||
]);
|
||||
# Normally only "read-only", but steamcmd will puke if there is
|
||||
# no home directory to write to (though the nix package will
|
||||
# implicitly symlink to the path that we set in its override, so
|
||||
# no actual files are created, besides a symlink).
|
||||
ProtectHome = "tmpfs";
|
||||
|
||||
# Implied by DynamicUser anyway, but it doesn't hurt to add
|
||||
# these explicitly, at least for reference.
|
||||
RemoveIPC = true;
|
||||
PrivateTmp = true;
|
||||
PrivateDevices = true;
|
||||
NoNewPrivileges = true;
|
||||
RestrictSUIDSGID = true;
|
||||
ProtectSystem = "strict";
|
||||
# ProtectHome = "read-only"; # See further up
|
||||
};
|
||||
};
|
||||
|
||||
services.backups.starbound = {
|
||||
user = "root";
|
||||
paths = [ "/var/lib/private/starbound/storage/universe/" ];
|
||||
pauseServices = [ "starbound.service" ];
|
||||
};
|
||||
|
||||
# Accessed via systemd cred through /run/secrets/steam
|
||||
sops.secrets."steam/tlater" = { };
|
||||
}
|
||||
|
|
@ -1,383 +0,0 @@
|
|||
{
|
||||
pkgs,
|
||||
lib,
|
||||
config,
|
||||
...
|
||||
}:
|
||||
let
|
||||
cfg = config.security.crowdsec;
|
||||
settingsFormat = pkgs.formats.yaml { };
|
||||
|
||||
hub = pkgs.fetchFromGitHub {
|
||||
owner = "crowdsecurity";
|
||||
repo = "hub";
|
||||
rev = "7a3b4753f4577257c0cbeb8f8f90c7f17d2ae008";
|
||||
hash = "sha256-HB4jHyhiO8gjBkLmpo6bDbwhfm5m5nAtNlKhDkZjt2I=";
|
||||
};
|
||||
|
||||
cscli = pkgs.writeShellScriptBin "cscli" ''
|
||||
export PATH="$PATH:${cfg.package}/bin/"
|
||||
|
||||
sudo=exec
|
||||
if [ "$USER" != "crowdsec" ]; then
|
||||
sudo='exec /run/wrappers/bin/sudo -u crowdsec'
|
||||
fi
|
||||
|
||||
$sudo ${cfg.package}/bin/cscli "$@"
|
||||
'';
|
||||
|
||||
acquisitions = ''
|
||||
---
|
||||
${lib.concatMapStringsSep "\n---\n" builtins.toJSON cfg.acquisitions}
|
||||
---
|
||||
'';
|
||||
in
|
||||
{
|
||||
imports = [ ./remediations ];
|
||||
|
||||
options.security.crowdsec =
|
||||
let
|
||||
inherit (lib.types)
|
||||
nullOr
|
||||
listOf
|
||||
package
|
||||
path
|
||||
str
|
||||
;
|
||||
in
|
||||
{
|
||||
enable = lib.mkEnableOption "crowdsec";
|
||||
|
||||
package = lib.mkOption {
|
||||
type = package;
|
||||
default = pkgs.crowdsec;
|
||||
};
|
||||
|
||||
stateDirectory = lib.mkOption {
|
||||
type = path;
|
||||
readOnly = true;
|
||||
|
||||
description = ''
|
||||
The state directory of the crowdsec instance. Cannot be
|
||||
changed, but is exposed for downstream use.
|
||||
'';
|
||||
};
|
||||
|
||||
settings = lib.mkOption {
|
||||
inherit (settingsFormat) type;
|
||||
default = { };
|
||||
|
||||
description = ''
|
||||
The crowdsec configuration. Refer to
|
||||
<https://docs.crowdsec.net/docs/next/configuration/crowdsec_configuration/>
|
||||
for details on supported values.
|
||||
'';
|
||||
};
|
||||
|
||||
parserWhitelist = lib.mkOption {
|
||||
type = listOf str;
|
||||
default = [ ];
|
||||
description = ''
|
||||
Set of IP addresses to add to a parser-based whitelist.
|
||||
|
||||
Addresses can be specified either as plain IP addresses or
|
||||
in CIDR notation.
|
||||
'';
|
||||
};
|
||||
|
||||
acquisitions = lib.mkOption {
|
||||
type = listOf settingsFormat.type;
|
||||
default = [ ];
|
||||
description = ''
|
||||
Log acquisitions.
|
||||
'';
|
||||
};
|
||||
|
||||
extraGroups = lib.mkOption {
|
||||
type = listOf str;
|
||||
default = [ ];
|
||||
description = ''
|
||||
Additional groups to make the service part of.
|
||||
|
||||
Required to permit reading from various log sources.
|
||||
'';
|
||||
};
|
||||
|
||||
hubConfigurations = {
|
||||
collections = lib.mkOption {
|
||||
type = listOf str;
|
||||
description = ''
|
||||
List of pre-made crowdsec collections to install.
|
||||
'';
|
||||
};
|
||||
|
||||
scenarios = lib.mkOption {
|
||||
type = listOf str;
|
||||
description = ''
|
||||
List of pre-made crowdsec scenarios to install.
|
||||
'';
|
||||
};
|
||||
|
||||
parsers = lib.mkOption {
|
||||
type = listOf str;
|
||||
description = ''
|
||||
List of pre-made crowdsec parsers to install.
|
||||
'';
|
||||
};
|
||||
|
||||
postoverflows = lib.mkOption {
|
||||
type = listOf str;
|
||||
description = ''
|
||||
List of pre-made crowdsec postoverflows to install.
|
||||
'';
|
||||
};
|
||||
|
||||
appsecConfigs = lib.mkOption {
|
||||
type = listOf str;
|
||||
description = ''
|
||||
List of pre-made crowdsec appsec configurations to install.
|
||||
'';
|
||||
};
|
||||
|
||||
appsecRules = lib.mkOption {
|
||||
type = listOf str;
|
||||
description = ''
|
||||
List of pre-made crowdsec appsec rules to install.
|
||||
'';
|
||||
};
|
||||
};
|
||||
|
||||
centralApiCredentials = lib.mkOption {
|
||||
type = nullOr path;
|
||||
default = null;
|
||||
|
||||
description = ''
|
||||
The API key to access crowdsec's central API - this is
|
||||
required to access any of the shared blocklists.
|
||||
|
||||
Use of this feature is optional, entering no API key (the
|
||||
default) turns all sharing or receiving of blocked IPs off.
|
||||
|
||||
Note that adding the API key by itself does not enable
|
||||
sharing of blocked IPs with the central API. This limits the
|
||||
types of blocklists this instance can access.
|
||||
|
||||
To also turn sharing blocked IPs on, set
|
||||
`api.server.online_client.sharing = true;`.
|
||||
'';
|
||||
};
|
||||
|
||||
ctiApiKey = lib.mkOption {
|
||||
type = nullOr path;
|
||||
default = null;
|
||||
|
||||
description = ''
|
||||
The API key for crowdsec's CTI offering.
|
||||
'';
|
||||
};
|
||||
};
|
||||
|
||||
config = lib.mkIf cfg.enable {
|
||||
# Set up default settings; anything that *shouldn't* be changed is
|
||||
# set to the default priority so that users need to use
|
||||
# `lib.mkForce`.
|
||||
security.crowdsec = {
|
||||
stateDirectory = "/var/lib/crowdsec";
|
||||
|
||||
settings = {
|
||||
common = {
|
||||
daemonize = true;
|
||||
# The default logs to files, which isn't the preferred way
|
||||
# on NixOS
|
||||
log_media = "stdout";
|
||||
};
|
||||
|
||||
config_paths = {
|
||||
config_dir = "${cfg.stateDirectory}/config/";
|
||||
data_dir = "${cfg.stateDirectory}/data/";
|
||||
# This "config" file is intended to be written to using the
|
||||
# cscli tool, so you can temporarily make it so rules don't
|
||||
# do anything but log what they *would* do for
|
||||
# experimentation.
|
||||
simulation_path = "${cfg.stateDirectory}/config/simulation.yaml";
|
||||
|
||||
pattern_dir = lib.mkDefault "${cfg.package}/share/crowdsec/config/patterns";
|
||||
|
||||
hub_dir = hub;
|
||||
index_path = "${hub}/.index.json";
|
||||
|
||||
# Integrations aren't supported for now
|
||||
notification_dir = lib.mkDefault "/var/empty/";
|
||||
plugin_dir = lib.mkDefault "/var/empty/";
|
||||
};
|
||||
|
||||
crowdsec_service.acquisition_path =
|
||||
# Using an if/else here because `mkMerge` does not work in
|
||||
# YAML-type options
|
||||
if cfg.acquisitions == [ ] then
|
||||
"${cfg.package}/share/crowdsec/config/acquis.yaml"
|
||||
else
|
||||
pkgs.writeText "acquis.yaml" acquisitions;
|
||||
|
||||
cscli = {
|
||||
prometheus_uri = lib.mkDefault "127.0.0.1:6060";
|
||||
};
|
||||
|
||||
db_config = {
|
||||
type = lib.mkDefault "sqlite";
|
||||
db_path = lib.mkDefault "${cfg.stateDirectory}/data/crowdsec.db";
|
||||
use_wal = lib.mkDefault true;
|
||||
flush = {
|
||||
max_items = lib.mkDefault 5000;
|
||||
max_age = lib.mkDefault "7d";
|
||||
};
|
||||
};
|
||||
|
||||
api = {
|
||||
cti = {
|
||||
enabled = cfg.ctiApiKey != null;
|
||||
key = cfg.ctiApiKey;
|
||||
};
|
||||
client.credentials_path = "${cfg.stateDirectory}/local_credentials.yaml";
|
||||
server = {
|
||||
listen_uri = lib.mkDefault "127.0.0.1:8080";
|
||||
profiles_path = lib.mkDefault "${cfg.package}/share/crowdsec/config/profiles.yaml";
|
||||
console_path = lib.mkDefault "${cfg.package}/share/crowdsec/config/console.yaml";
|
||||
|
||||
online_client = {
|
||||
# By default, we don't let crowdsec phone home, since
|
||||
# this is usually within NixOS users' concerns.
|
||||
sharing = lib.mkDefault false;
|
||||
credentials_path = cfg.centralApiCredentials;
|
||||
};
|
||||
};
|
||||
};
|
||||
|
||||
# We enable prometheus by default, since cscli relies on it
|
||||
# for metrics
|
||||
prometheus = {
|
||||
enabled = lib.mkDefault true;
|
||||
level = lib.mkDefault "full";
|
||||
listen_addr = lib.mkDefault "127.0.0.1";
|
||||
listen_port = lib.mkDefault 6060;
|
||||
};
|
||||
};
|
||||
};
|
||||
|
||||
systemd.packages = [ cfg.package ];
|
||||
|
||||
environment = {
|
||||
systemPackages = [
|
||||
# To add completions; sadly need to hand-roll this since
|
||||
# neither `symlinkJoin` nor `buildEnv` have collision
|
||||
# handling.
|
||||
(pkgs.runCommandLocal "cscli" { } ''
|
||||
mkdir -p $out
|
||||
ln -s ${cscli}/bin $out/bin
|
||||
ln -s ${cfg.package}/share $out/share
|
||||
'')
|
||||
];
|
||||
|
||||
etc."crowdsec/config.yaml".source = settingsFormat.generate "crowdsec-settings.yaml" cfg.settings;
|
||||
};
|
||||
|
||||
systemd = {
|
||||
tmpfiles.settings."10-crowdsec" = {
|
||||
"${cfg.stateDirectory}".d = {
|
||||
user = "crowdsec";
|
||||
group = "crowdsec";
|
||||
mode = "0700";
|
||||
};
|
||||
|
||||
# This must be created for the setup service to work
|
||||
"${cfg.stateDirectory}/config".d = {
|
||||
user = "crowdsec";
|
||||
group = "crowdsec";
|
||||
mode = "0700";
|
||||
};
|
||||
|
||||
"${cfg.stateDirectory}/config/parsers".d = lib.mkIf (cfg.parserWhitelist != [ ]) {
|
||||
user = "crowdsec";
|
||||
group = "crowdsec";
|
||||
mode = "0700";
|
||||
};
|
||||
|
||||
"${cfg.stateDirectory}/config/parsers/s02-enrich".d = lib.mkIf (cfg.parserWhitelist != [ ]) {
|
||||
user = "crowdsec";
|
||||
group = "crowdsec";
|
||||
mode = "0700";
|
||||
};
|
||||
|
||||
"${cfg.stateDirectory}/config/parsers/s02-enrich/nixos-whitelist.yaml" =
|
||||
lib.mkIf (cfg.parserWhitelist != [ ])
|
||||
{
|
||||
"L+".argument =
|
||||
(settingsFormat.generate "crowdsec-nixos-whitelist.yaml" {
|
||||
name = "nixos/parser-whitelist";
|
||||
description = "Parser whitelist generated by the crowdsec NixOS module";
|
||||
whitelist = {
|
||||
reason = "Filtered by NixOS whitelist";
|
||||
ip = lib.lists.filter (ip: !(lib.hasInfix "/" ip)) cfg.parserWhitelist;
|
||||
cidr = lib.lists.filter (ip: lib.hasInfix "/" ip) cfg.parserWhitelist;
|
||||
};
|
||||
}).outPath;
|
||||
};
|
||||
};
|
||||
|
||||
services = {
|
||||
crowdsec-setup = {
|
||||
# TODO(tlater): Depend on tmpfiles path for
|
||||
# /var/lib/crowdsec/config
|
||||
description = "Crowdsec database and config preparation";
|
||||
|
||||
script = ''
|
||||
if [ ! -e '${cfg.settings.config_paths.simulation_path}' ]; then
|
||||
cp '${cfg.package}/share/crowdsec/config/simulation.yaml' '${cfg.settings.config_paths.simulation_path}'
|
||||
fi
|
||||
|
||||
if [ ! -e '${cfg.settings.api.client.credentials_path}' ]; then
|
||||
${cfg.package}/bin/cscli machines add --auto --file '${cfg.settings.api.client.credentials_path}'
|
||||
fi
|
||||
'';
|
||||
|
||||
serviceConfig = {
|
||||
User = "crowdsec";
|
||||
Group = "crowdsec";
|
||||
StateDirectory = "crowdsec";
|
||||
|
||||
Type = "oneshot";
|
||||
RemainAfterExit = true;
|
||||
};
|
||||
};
|
||||
|
||||
# Note that the service basics are already defined upstream
|
||||
crowdsec = {
|
||||
enable = true;
|
||||
|
||||
after = [ "crowdsec-setup.service" ];
|
||||
bindsTo = [ "crowdsec-setup.service" ];
|
||||
wantedBy = [ "multi-user.target" ];
|
||||
|
||||
serviceConfig = {
|
||||
User = "crowdsec";
|
||||
Group = "crowdsec";
|
||||
SupplementaryGroups = cfg.extraGroups;
|
||||
|
||||
StateDirectory = "crowdsec";
|
||||
};
|
||||
};
|
||||
};
|
||||
};
|
||||
|
||||
users = {
|
||||
users.crowdsec = {
|
||||
isSystemUser = true;
|
||||
home = cfg.stateDirectory;
|
||||
group = "crowdsec";
|
||||
};
|
||||
groups = {
|
||||
crowdsec = { };
|
||||
};
|
||||
};
|
||||
};
|
||||
}
|
||||
|
|
@ -1,87 +0,0 @@
|
|||
{
|
||||
flake-inputs,
|
||||
pkgs,
|
||||
lib,
|
||||
config,
|
||||
...
|
||||
}:
|
||||
let
|
||||
inherit (flake-inputs.self.packages.${pkgs.stdenv.hostPlatform.system}) crowdsec-firewall-bouncer;
|
||||
|
||||
crowdsecCfg = config.security.crowdsec;
|
||||
cfg = crowdsecCfg.remediationComponents.firewallBouncer;
|
||||
settingsFormat = pkgs.formats.yaml { };
|
||||
in
|
||||
{
|
||||
options.security.crowdsec.remediationComponents.firewallBouncer = {
|
||||
enable = lib.mkEnableOption "cs-firewall-bouncer";
|
||||
|
||||
settings = lib.mkOption {
|
||||
inherit (settingsFormat) type;
|
||||
default = { };
|
||||
|
||||
description = ''
|
||||
The bouncer configuration. Refer to
|
||||
<https://docs.crowdsec.net/u/bouncers/firewall/> for details
|
||||
on supported values.
|
||||
'';
|
||||
};
|
||||
};
|
||||
|
||||
config = lib.mkIf cfg.enable {
|
||||
security.crowdsec.remediationComponents.firewallBouncer.settings = {
|
||||
mode = lib.mkDefault "${if config.networking.nftables.enable then "nftables" else "iptables"}";
|
||||
log_mode = "stdout";
|
||||
iptables_chains = [ "nixos-fw" ];
|
||||
|
||||
# Don't let users easily override this; unfortunately we need to
|
||||
# set up this key through substitution at runtime.
|
||||
api_key = lib.mkForce "\${API_KEY}";
|
||||
api_url = lib.mkDefault "http://${crowdsecCfg.settings.api.server.listen_uri}";
|
||||
};
|
||||
|
||||
systemd = {
|
||||
packages = [ crowdsec-firewall-bouncer ];
|
||||
|
||||
services = {
|
||||
crowdsec-firewall-bouncer-setup = {
|
||||
description = "Crowdsec firewall bouncer config preparation";
|
||||
script = ''
|
||||
if [ ! -e '${crowdsecCfg.stateDirectory}/firewall_bouncer_credentials.yaml' ]; then
|
||||
${crowdsecCfg.package}/bin/cscli -oraw bouncers add "cs-firewall-bouncer-$(${pkgs.coreutils}/bin/date +%s)" > \
|
||||
${crowdsecCfg.stateDirectory}/firewall_bouncer_credentials.yaml
|
||||
fi
|
||||
|
||||
# Stdout redirection is deliberately used to forcibly
|
||||
# overwrite the file if it exists
|
||||
API_KEY="$(<${crowdsecCfg.stateDirectory}/firewall_bouncer_credentials.yaml)" \
|
||||
${lib.getExe pkgs.envsubst} \
|
||||
-i ${settingsFormat.generate "crowdsec-firewall-bouncer.yaml" cfg.settings} \
|
||||
> /var/lib/crowdsec/config/crowdsec-firewall-bouncer.yaml
|
||||
'';
|
||||
|
||||
serviceConfig = {
|
||||
User = "crowdsec";
|
||||
Group = "crowdsec";
|
||||
|
||||
Type = "oneshot";
|
||||
RemainAfterExit = true;
|
||||
};
|
||||
};
|
||||
|
||||
crowdsec-firewall-bouncer = {
|
||||
enable = true;
|
||||
|
||||
after = [ "crowdsec-firewall-bouncer-setup.service" ];
|
||||
bindsTo = [ "crowdsec-firewall-bouncer-setup.service" ];
|
||||
requiredBy = [ "crowdsec.service" ];
|
||||
|
||||
path =
|
||||
lib.optionals (cfg.settings.mode == "ipset" || cfg.settings.mode == "iptables") [ pkgs.ipset ]
|
||||
++ lib.optional (cfg.settings.mode == "iptables") pkgs.iptables
|
||||
++ lib.optional (cfg.settings.mode == "nftables") pkgs.nftables;
|
||||
};
|
||||
};
|
||||
};
|
||||
};
|
||||
}
|
||||
|
|
@ -1 +0,0 @@
|
|||
{ imports = [ ./cs-firewall-bouncer.nix ]; }
|
||||
|
|
@ -1,6 +1 @@
|
|||
{
|
||||
imports = [
|
||||
./crowdsec
|
||||
./serviceTests/stub.nix
|
||||
];
|
||||
}
|
||||
{ imports = [ ./serviceTests/stub.nix ]; }
|
||||
|
|
|
|||
|
|
@ -1,51 +0,0 @@
|
|||
{
|
||||
lib,
|
||||
fetchFromGitHub,
|
||||
buildGoModule,
|
||||
envsubst,
|
||||
coreutils,
|
||||
|
||||
writers,
|
||||
nix-update,
|
||||
}:
|
||||
let
|
||||
envsubstBin = lib.getExe envsubst;
|
||||
in
|
||||
buildGoModule (drv: {
|
||||
pname = "crowdsec-firewall-bouncer";
|
||||
version = drv.src.rev;
|
||||
|
||||
src = fetchFromGitHub {
|
||||
owner = "crowdsecurity";
|
||||
repo = "cs-firewall-bouncer";
|
||||
rev = "0.0.34";
|
||||
sha256 = "sha256-lDO9pwPkbI+FDTdXBv03c0p8wbkRUiIDNl1ip3AZo2g=";
|
||||
};
|
||||
|
||||
vendorHash = "sha256-SbpclloBgd9vffC0lBduGRqPOqmzQ0J91/KeDHCh0jo=";
|
||||
|
||||
postInstall = ''
|
||||
mkdir -p $out/lib/systemd/system
|
||||
|
||||
CFG=/var/lib/crowdsec/config BIN=$out/bin/cs-firewall-bouncer ${envsubstBin} \
|
||||
-i ./config/crowdsec-firewall-bouncer.service \
|
||||
-o $out/lib/systemd/system/crowdsec-firewall-bouncer.service
|
||||
|
||||
substituteInPlace $out/lib/systemd/system/crowdsec-firewall-bouncer.service \
|
||||
--replace-fail /bin/sleep ${coreutils}/bin/sleep
|
||||
'';
|
||||
|
||||
passthru.updateScript =
|
||||
writers.writeNuBin "update-crowdsec-firewall-bouncer"
|
||||
{
|
||||
makeWrapperArgs = [
|
||||
"--prefix"
|
||||
"PATH"
|
||||
":"
|
||||
(lib.makeBinPath [ nix-update ])
|
||||
];
|
||||
}
|
||||
''
|
||||
nix-update --flake --format crowdsec-firewall-bouncer
|
||||
'';
|
||||
})
|
||||
|
|
@ -1,38 +0,0 @@
|
|||
{
|
||||
lib,
|
||||
fetchFromGitHub,
|
||||
stdenvNoCC,
|
||||
|
||||
writers,
|
||||
nix-update,
|
||||
}:
|
||||
# Using `mkDerivation` so nix-update can pick up the version
|
||||
stdenvNoCC.mkDerivation (drv: {
|
||||
pname = "crowdsec-hub";
|
||||
version = drv.src.rev;
|
||||
|
||||
src = fetchFromGitHub {
|
||||
owner = "crowdsecurity";
|
||||
repo = "hub";
|
||||
rev = "7f724f92c79ce743ef9c7020cce228f98cca6afa";
|
||||
hash = "sha256-xWl3gmDicwjjrK3kto5tIJB/LLttaf+GYYgFqo8r9sw=";
|
||||
};
|
||||
|
||||
installPhase = ''
|
||||
cp -r $src $out
|
||||
'';
|
||||
|
||||
passthru.updateScript =
|
||||
writers.writeNuBin "update-crowdsec-hub"
|
||||
{
|
||||
makeWrapperArgs = [
|
||||
"--prefix"
|
||||
"PATH"
|
||||
":"
|
||||
(lib.makeBinPath [ nix-update ])
|
||||
];
|
||||
}
|
||||
''
|
||||
nix-update --flake --format --version=branch crowdsec-hub
|
||||
'';
|
||||
})
|
||||
Loading…
Add table
Add a link
Reference in a new issue