nixos-servers/kubenix-modules/bind9/default.nix

149 lines
3.8 KiB
Nix

{ myLib, dns, ... }:
let
kunisZone = dns.lib.toString "kun.is" (import ./kun.is.zone.nix myLib dns);
in
{
kubernetes.resources = {
configMaps = {
bind9-env.data.TZ = "Europe/Amsterdam";
bind9-config.data = {
# TODO: this was copied from nix's generated bind config
# Is there a way to generate this without actually running the nixos module?
config = ''
acl cachenetworks { 127.0.0.0/24; };
acl badnetworks { };
options {
listen-on { any; };
listen-on-v6 { any; };
allow-query { cachenetworks; };
blackhole { badnetworks; };
forward first;
forwarders { };
directory "/run/named";
pid-file "/run/named/named.pid";
allow-transfer { none; };
allow-recursion { none; };
version none;
notify no;
};
zone "kun.is" {
type master;
file "/etc/bind/kun.is.zone";
allow-transfer { };
allow-query { any; };
};
'';
kunis-zone = kunisZone;
};
};
deployments.bind9.spec = {
selector.matchLabels.app = "bind9";
template = {
metadata.labels.app = "bind9";
spec = {
containers = {
bind9-udp = {
image = myLib.globals.images.bind9;
envFrom = [{ configMapRef.name = "bind9-env"; }];
ports.dns-udp = {
containerPort = 53;
protocol = "UDP";
};
volumeMounts = [
{
name = "config";
mountPath = "/etc/bind/named.conf";
subPath = "config";
}
{
name = "config";
mountPath = "/etc/bind/kun.is.zone";
subPath = "kunis-zone";
}
];
};
bind9-tcp = {
image = myLib.globals.images.bind9;
envFrom = [{ configMapRef.name = "bind9-env"; }];
ports.dns-tcp = {
containerPort = 53;
protocol = "TCP";
};
volumeMounts = [
{
name = "config";
mountPath = "/etc/bind/named.conf";
subPath = "config";
}
{
name = "config";
mountPath = "/etc/bind/kun.is.zone";
subPath = "kunis-zone";
}
];
};
};
volumes = [{
name = "config";
configMap.name = "bind9-config";
}];
};
};
};
services = {
bind9-udp = {
metadata.annotations = {
"metallb.universe.tf/loadBalancerIPs" = "${myLib.globals.bind9IPv4},${myLib.globals.bind9Ipv6}";
"metallb.universe.tf/allow-shared-ip" = "dns";
};
spec = {
type = "LoadBalancer";
selector.app = "bind9";
ipFamilies = [ "IPv4" "IPv6" ];
ipFamilyPolicy = "RequireDualStack";
ports.dns = {
port = 53;
targetPort = "dns-udp";
protocol = "UDP";
};
};
};
bind9-tcp = {
metadata.annotations = {
"metallb.universe.tf/loadBalancerIPs" = "${myLib.globals.bind9IPv4},${myLib.globals.bind9Ipv6}";
"metallb.universe.tf/allow-shared-ip" = "dns";
};
spec = {
type = "LoadBalancer";
selector.app = "bind9";
ipFamilies = [ "IPv4" "IPv6" ];
ipFamilyPolicy = "RequireDualStack";
ports.dns = {
port = 53;
targetPort = "dns-tcp";
protocol = "TCP";
};
};
};
};
};
}