private void setupLinkLocalNetwork(Connection conn) {
try {
Network.Record rec = new Network.Record();
Set<Network> networks = Network.getByNameLabel(conn, _linkLocalPrivateNetworkName);
Network linkLocal = null;
if (networks.size() == 0) {
rec.nameDescription = "link local network used by system vms";
rec.nameLabel = _linkLocalPrivateNetworkName;
Map<String, String> configs = new HashMap<String, String>();
configs.put("ip_begin", NetUtils.getLinkLocalGateway());
configs.put("ip_end", NetUtils.getLinkLocalIpEnd());
configs.put("netmask", NetUtils.getLinkLocalNetMask());
rec.otherConfig = configs;
linkLocal = Network.create(conn, rec);
} else {
linkLocal = networks.iterator().next();
}
/* Make sure there is a physical bridge on this network */
VIF dom0vif = null;
Pair<VM, VM.Record> vm = getControlDomain(conn);
VM dom0 = vm.first();
Set<VIF> vifs = dom0.getVIFs(conn);
if (vifs.size() != 0) {
for (VIF vif : vifs) {
Map<String, String> otherConfig = vif.getOtherConfig(conn);
if (otherConfig != null) {
String nameLabel = otherConfig.get("nameLabel");
if ((nameLabel != null) && nameLabel.equalsIgnoreCase("link_local_network_vif")) {
dom0vif = vif;
}
}
}
}
/* create temp VIF0 */
if (dom0vif == null) {
s_logger.debug("Can't find a vif on dom0 for link local, creating a new one");
VIF.Record vifr = new VIF.Record();
vifr.VM = dom0;
vifr.device = getLowestAvailableVIFDeviceNum(conn, dom0);
if (vifr.device == null) {
s_logger.debug("Failed to create link local network, no vif available");
return;
}
Map<String, String> config = new HashMap<String, String>();
config.put("nameLabel", "link_local_network_vif");
vifr.otherConfig = config;
vifr.MAC = "FE:FF:FF:FF:FF:FF";
vifr.network = linkLocal;
vifr.lockingMode = Types.VifLockingMode.NETWORK_DEFAULT;
dom0vif = VIF.create(conn, vifr);
plugDom0Vif(conn, dom0vif);
} else {
s_logger.debug("already have a vif on dom0 for link local network");
if (!dom0vif.getCurrentlyAttached(conn)) {
plugDom0Vif(conn, dom0vif);
}
}
String brName = linkLocal.getBridge(conn);
callHostPlugin(conn, "vmops", "setLinkLocalIP", "brName", brName);
_host.linkLocalNetwork = linkLocal.getUuid(conn);
} catch (XenAPIException e) {
s_logger.warn("Unable to create local link network", e);
throw new CloudRuntimeException("Unable to create local link network due to " + e.toString(), e);
} catch (XmlRpcException e) {