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Enable IPv6 support for K8s

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Enable DNS over IPv6 and TCP to comply with isnic
Provision k3s CA
Make Atlas a k8s agent instead of server
This commit is contained in:
Pim Kunis 2024-05-09 17:03:13 +02:00
parent 0c0882fe20
commit 998e01ae8c
20 changed files with 633 additions and 62 deletions
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107
kubenix-modules/bind9/default.nix
View file

@ -51,27 +51,52 @@ in
metadata.labels.app = "bind9";
spec = {
containers.bind9 = {
image = "ubuntu/bind9:9.18-22.04_beta";
envFrom = [{ configMapRef.name = "bind9-env"; }];
containers = {
bind9-udp = {
image = "ubuntu/bind9:9.18-22.04_beta";
envFrom = [{ configMapRef.name = "bind9-env"; }];
ports.dns = {
containerPort = 53;
protocol = "UDP";
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";
}
];
};
volumeMounts = [
{
name = "config";
mountPath = "/etc/bind/named.conf";
subPath = "config";
}
{
name = "config";
mountPath = "/etc/bind/kun.is.zone";
subPath = "kunis-zone";
}
];
bind9-tcp = {
image = "ubuntu/bind9:9.18-22.04_beta";
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 = [{
@ -83,15 +108,45 @@ in
};
};
services.bind9.spec = {
type = "LoadBalancer";
loadBalancerIP = myLib.globals.bind9IPv4;
selector.app = "bind9";
services = {
bind9-udp = {
metadata.annotations = {
"metallb.universe.tf/loadBalancerIPs" = "${myLib.globals.bind9IPv4},${myLib.globals.bind9Ipv6}";
"metallb.universe.tf/allow-shared-ip" = "dns";
};
ports.dns = {
port = 53;
targetPort = "dns";
protocol = "UDP";
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";
};
};
};
};
};

6
kubenix-modules/bind9/kun.is.zone.nix
View file

@ -3,8 +3,8 @@ myLib: dns: with dns.lib.combinators; {
SOA = {
nameServer = "ns1";
adminEmail = "webmaster@kun.is";
serial = 2024041300;
adminEmail = "webmaster.kun.is";
serial = 2024041301;
};
NS = [
@ -23,7 +23,7 @@ myLib: dns: with dns.lib.combinators; {
subdomains = rec {
"*".A = [ myLib.globals.routerPublicIPv4 ];
ns.A = [ myLib.globals.routerPublicIPv4 ];
ns = host myLib.globals.routerPublicIPv4 myLib.globals.bind9Ipv6;
ns1 = ns;
ns2 = ns;