/**
* Returns CordService by OpenStack network.
*
* @param vNet OpenStack network
* @return cord service
*/
private CordService getCordService(OpenstackNetwork vNet) {
checkNotNull(vNet);
CordServiceId serviceId = CordServiceId.of(vNet.id());
OpenstackSubnet subnet = vNet.subnets().stream().findFirst().orElse(null);
if (subnet == null) {
log.warn("Couldn't find OpenStack subnet for service {}", serviceId);
return null;
}
Set<CordServiceId> tServices = Sets.newHashSet();
// TODO get tenant services from XOS
Map<Host, IpAddress> hosts =
getHostsWithOpenstackNetwork(vNet)
.stream()
.collect(Collectors.toMap(host -> host, this::getTunnelIp));
return new CordService(vNet, subnet, hosts, tServices);
}
/**
* Returns hosts associated with a given OpenStack network.
*
* @param vNet openstack network
* @return set of hosts
*/
private Set<Host> getHostsWithOpenstackNetwork(OpenstackNetwork vNet) {
checkNotNull(vNet);
Set<Host> hosts =
openstackService
.ports(vNet.id())
.stream()
.filter(port -> port.deviceOwner().contains("compute"))
.map(
port ->
hostService.getHostsByMac(port.macAddress()).stream().findFirst().orElse(null))
.collect(Collectors.toSet());
hosts.remove(null);
return hosts;
}