public void handler() throws OpsException, IOException {
}
@Override
protected void addChildren() throws OpsException {
VpnService model = OpsContext.get().getInstance(VpnService.class);
InstanceBuilder instance = InstanceBuilder.build(model.dnsName, DiskImageRecipeBuilder.buildDiskImageRecipe(this));
addChild(instance);
instance.addChild(PackageDependency.build("strongswan"));