private void setExternalConnection(OpenstackRouter osRouter, String osSubNetId) {
if (!osRouter.gatewayExternalInfo().isEnablePnat()) {
log.debug("Source NAT is disabled");
return;
}
OpenstackSubnet osSubNet = openstackService.subnet(osSubNetId);
OpenstackNetwork osNet = openstackService.network(osSubNet.networkId());
populateExternalRules(osNet, osSubNet);
}
private void unsetExternalConnection(
OpenstackRouter osRouter, String osNetId, String subNetCidr) {
if (!osRouter.gatewayExternalInfo().isEnablePnat()) {
log.debug("Source NAT is disabled");
return;
}
// FIXME router interface is subnet specific, not network
OpenstackNetwork osNet = openstackService.network(osNetId);
removeExternalRules(osNet, subNetCidr);
}
@Override
public void removeRouterInterface(OpenstackRouterInterface routerIface) {
OpenstackRouter osRouter = openstackService.router(routerIface.id());
if (osRouter == null) {
log.warn("Failed to remove router interface {}", routerIface);
return;
}
OpenstackSubnet osSubnet = openstackService.subnet(routerIface.subnetId());
OpenstackNetwork osNet = openstackService.network(osSubnet.networkId());
unsetGatewayIcmp(
Ip4Address.valueOf(openstackService.subnet(routerIface.subnetId()).gatewayIp()));
unsetRoutes(osRouter, osSubnet);
if (osRouter.gatewayExternalInfo().externalFixedIps().size() > 0) {
unsetExternalConnection(osRouter, osNet.id(), osSubnet.cidr());
}
log.info("Disconnected {} from router {}", osSubnet.cidr(), osRouter.name());
}