}
@Override
public void updateExternalLoadBalancerNetworkUsageStats(long loadBalancerRuleId){
LoadBalancerVO lb = _loadBalancerDao.findById(loadBalancerRuleId);
if(lb == null){
if(s_logger.isDebugEnabled()){
s_logger.debug("Cannot update usage stats, LB rule is not found");
}
return;
}
long networkId = lb.getNetworkId();
Network network = _networkDao.findById(networkId);
if(network == null){
if(s_logger.isDebugEnabled()){
s_logger.debug("Cannot update usage stats, Network is not found");
}
return;
}
ExternalLoadBalancerDeviceVO lbDeviceVO = getExternalLoadBalancerForNetwork(network);
if (lbDeviceVO == null) {
if(s_logger.isDebugEnabled()){
s_logger.debug("Cannot update usage stats, No external LB device found");
}
return;
}
// Get network stats from the external load balancer
ExternalNetworkResourceUsageAnswer lbAnswer = null;
HostVO externalLoadBalancer = _hostDao.findById(lbDeviceVO.getHostId());
if (externalLoadBalancer != null) {
ExternalNetworkResourceUsageCommand cmd = new ExternalNetworkResourceUsageCommand();
lbAnswer = (ExternalNetworkResourceUsageAnswer) _agentMgr.easySend(externalLoadBalancer.getId(), cmd);
if (lbAnswer == null || !lbAnswer.getResult()) {
String details = (lbAnswer != null) ? lbAnswer.getDetails() : "details unavailable";
String msg = "Unable to get external load balancer stats for network" + networkId + " due to: " + details + ".";
s_logger.error(msg);
return;
}
}
long accountId = lb.getAccountId();
AccountVO account = _accountDao.findById(accountId);
if (account == null) {
s_logger.debug("Skipping stats update for external LB for account with ID " + accountId);
return;
}
String publicIp = _networkModel.getIp(lb.getSourceIpAddressId()).getAddress().addr();
DataCenterVO zone = _dcDao.findById(network.getDataCenterId());
String statsEntryIdentifier = "account " + account.getAccountName() + ", zone " + zone.getName() + ", network ID " + networkId + ", host ID " + externalLoadBalancer.getName();
long newCurrentBytesSent = 0;
long newCurrentBytesReceived = 0;