nixpkgs/nixos/modules/services/networking/birdwatcher.nix
2023-05-15 02:52:06 +02:00

129 lines
4.1 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.birdwatcher;
in
{
options = {
services.birdwatcher = {
package = mkOption {
type = types.package;
default = pkgs.birdwatcher;
defaultText = literalExpression "pkgs.birdwatcher";
description = lib.mdDoc "The Birdwatcher package to use.";
};
enable = mkEnableOption (lib.mdDoc "Birdwatcher");
flags = mkOption {
default = [ ];
type = types.listOf types.str;
example = [ "-worker-pool-size 16" "-6" ];
description = lib.mdDoc ''
Flags to append to the program call
'';
};
settings = mkOption {
type = types.lines;
default = { };
description = lib.mdDoc ''
birdwatcher configuration, for configuration options see the example on [github](https://github.com/alice-lg/birdwatcher/blob/master/etc/birdwatcher/birdwatcher.conf)
'';
example = literalExpression ''
[server]
allow_from = []
allow_uncached = false
modules_enabled = ["status",
"protocols",
"protocols_bgp",
"protocols_short",
"routes_protocol",
"routes_peer",
"routes_table",
"routes_table_filtered",
"routes_table_peer",
"routes_filtered",
"routes_prefixed",
"routes_noexport",
"routes_pipe_filtered_count",
"routes_pipe_filtered"
]
[status]
reconfig_timestamp_source = "bird"
reconfig_timestamp_match = "# created: (.*)"
filter_fields = []
[bird]
listen = "0.0.0.0:29184"
config = "/etc/bird/bird2.conf"
birdc = "''${pkgs.bird}/bin/birdc"
ttl = 5 # time to live (in minutes) for caching of cli output
[parser]
filter_fields = []
[cache]
use_redis = false # if not using redis cache, activate housekeeping to save memory!
[housekeeping]
interval = 5
force_release_memory = true
'';
};
};
};
config =
let flagsStr = escapeShellArgs cfg.flags;
in lib.mkIf cfg.enable {
environment.etc."birdwatcher/birdwatcher.conf".source = pkgs.writeTextFile {
name = "birdwatcher.conf";
text = cfg.settings;
};
systemd.services = {
birdwatcher = {
wants = [ "network.target" ];
after = [ "network.target" ];
wantedBy = [ "multi-user.target" ];
description = "Birdwatcher";
serviceConfig = {
Type = "simple";
Restart = "on-failure";
RestartSec = 15;
ExecStart = "${cfg.package}/bin/birdwatcher";
StateDirectoryMode = "0700";
UMask = "0117";
NoNewPrivileges = true;
ProtectSystem = "strict";
PrivateTmp = true;
PrivateDevices = true;
ProtectHostname = true;
ProtectClock = true;
ProtectKernelTunables = true;
ProtectKernelModules = true;
ProtectKernelLogs = true;
ProtectControlGroups = true;
RestrictAddressFamilies = [ "AF_UNIX AF_INET AF_INET6" ];
LockPersonality = true;
MemoryDenyWriteExecute = true;
RestrictRealtime = true;
RestrictSUIDSGID = true;
PrivateMounts = true;
SystemCallArchitectures = "native";
SystemCallFilter = "~@clock @privileged @cpu-emulation @debug @keyring @module @mount @obsolete @raw-io @reboot @setuid @swap";
BindReadOnlyPaths = [
"-/etc/resolv.conf"
"-/etc/nsswitch.conf"
"-/etc/ssl/certs"
"-/etc/static/ssl/certs"
"-/etc/hosts"
"-/etc/localtime"
];
};
};
};
};
}