kubernetes: enable hairpinning in flannel config

Changed files
+1
nixos
modules
services
cluster
kubernetes
+1
nixos/modules/services/cluster/kubernetes/flannel.nix
···
cniVersion = "0.3.1";
delegate = {
isDefaultGateway = true;
bridge = "mynet";
};
}
···
cniVersion = "0.3.1";
delegate = {
isDefaultGateway = true;
+
hairpinMode = true;
bridge = "mynet";
};
}