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simplify dns

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This commit is contained in:
Vivian 2022-09-27 14:25:09 +02:00
parent 8e0a0ffe71
commit 0227d2c10c
2 changed files with 5 additions and 50 deletions
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54
nixos/hosts/olympus/dns/configuration.nix
View file

@ -1,15 +1,5 @@
{ config, pkgs, hosts, flat_hosts, ... }:
let
inherit (builtins) filter hasAttr attrNames;
domains = attrNames hosts;
ipv4Host = filter (hasAttr "ip") flat_hosts;
ipv6Hosts = filter (hasAttr "ip6") flat_hosts;
localData = { hostname, realm, ip, ... }: ''"${hostname}.${realm}. A ${ip}"'';
local6Data = { hostname, realm, ip6, ... }: ''"${hostname}.${realm}. AAAA ${ip6}"'';
ptrData = { hostname, realm, ip, ... }: ''"${ip} ${hostname}.${realm}"'';
ptr6Data = { hostname, realm, ip6, ... }: ''"${ip6} ${hostname}.${realm}"'';
in {
{ config, pkgs, ... }:
{
imports = [ ];
# This value determines the NixOS release from which the default
@ -26,43 +16,9 @@ in {
networking.firewall.allowedTCPPorts = [ 53 ];
networking.firewall.allowedUDPPorts = [ 53 ];
services.unbound = {
services.v.dns = {
enable = true;
package = pkgs.v.unbound;
settings = {
server = {
use-syslog = "yes";
module-config = ''"validator iterator"'';
interface-automatic = "yes";
interface = [ "0.0.0.0" "::0" ];
local-zone = map (localdomain: ''"${localdomain}}." transparent'') domains;
local-data = (map localData ipv4Host) ++ (map local6Data ipv6Hosts);
local-data-ptr = (map ptrData ipv4Host) ++ (map ptr6Data ipv6Hosts);
access-control = [
"127.0.0.1/32 allow_snoop"
"::1 allow_snoop"
"10.42.0.0/16 allow"
"127.0.0.0/8 allow"
"192.168.0.0/23 allow"
"192.168.2.0/24 allow"
"::1/128 allow"
];
private-address = [
"127.0.0.0/8"
"10.0.0.0/8"
"::ffff:a00:0/104"
"172.16.0.0/12"
"::ffff:ac10:0/108"
"169.254.0.0/16"
"::ffff:a9fe:0/112"
"192.168.0.0/16"
"::ffff:c0a8:0/112"
"fd00::/8"
"fe80::/10"
];
};
};
openFirewall = true;
mode = "server";
};
}

1
nixos/hosts/thalassa/null/networking.nix
View file

@ -32,7 +32,6 @@
};
};
# TODO: Set up DNS on my laptop to prevent slow networking when servers are down
nameservers = [
"127.0.0.1"
];