Examples with GetVmNetworkStatsAnswer com.cloud.agent.api.GetVmNetworkStatsAnswer used on opensource projects

Example 1 with GetVmNetworkStatsAnswer

use of com.cloud.agent.api.GetVmNetworkStatsAnswer in project cloudstack by apache.

the class LibvirtGetVmNetworkStatsCommandWrapper method execute.

@Override
public Answer execute(final GetVmNetworkStatsCommand command, final LibvirtComputingResource libvirtComputingResource) {
    final List<String> vmNames = command.getVmNames();
    final LibvirtUtilitiesHelper libvirtUtilitiesHelper = libvirtComputingResource.getLibvirtUtilitiesHelper();
    try {
        final HashMap<String, List<VmNetworkStatsEntry>> vmNetworkStatsNameMap = new HashMap<String, List<VmNetworkStatsEntry>>();
        final Connect conn = libvirtUtilitiesHelper.getConnection();
        for (final String vmName : vmNames) {
            try {
                final List<VmNetworkStatsEntry> statEntry = libvirtComputingResource.getVmNetworkStat(conn, vmName);
                if (statEntry == null) {
                    continue;
                }
                vmNetworkStatsNameMap.put(vmName, statEntry);
            } catch (LibvirtException e) {
                s_logger.warn("Can't get vm network stats: " + e.toString() + ", continue");
            }
        }
        return new GetVmNetworkStatsAnswer(command, "", command.getHostName(), vmNetworkStatsNameMap);
    } catch (final LibvirtException e) {
        s_logger.debug("Can't get vm network stats: " + e.toString());
        return new GetVmNetworkStatsAnswer(command, null, null, null);
    }
}

Example 2 with GetVmNetworkStatsAnswer

use of com.cloud.agent.api.GetVmNetworkStatsAnswer in project cloudstack by apache.

the class UserVmManagerImpl method collectVmNetworkStatistics.

@Override
public void collectVmNetworkStatistics(final UserVm userVm) {
    if (!userVm.getHypervisorType().equals(HypervisorType.KVM)) {
        return;
    }
    s_logger.debug("Collect vm network statistics from host before stopping Vm");
    long hostId = userVm.getHostId();
    List<String> vmNames = new ArrayList<String>();
    vmNames.add(userVm.getInstanceName());
    final HostVO host = _hostDao.findById(hostId);
    GetVmNetworkStatsAnswer networkStatsAnswer = null;
    try {
        networkStatsAnswer = (GetVmNetworkStatsAnswer) _agentMgr.easySend(hostId, new GetVmNetworkStatsCommand(vmNames, host.getGuid(), host.getName()));
    } catch (Exception e) {
        s_logger.warn("Error while collecting network stats for vm: " + userVm.getHostName() + " from host: " + host.getName(), e);
        return;
    }
    if (networkStatsAnswer != null) {
        if (!networkStatsAnswer.getResult()) {
            s_logger.warn("Error while collecting network stats vm: " + userVm.getHostName() + " from host: " + host.getName() + "; details: " + networkStatsAnswer.getDetails());
            return;
        }
        try {
            final GetVmNetworkStatsAnswer networkStatsAnswerFinal = networkStatsAnswer;
            Transaction.execute(new TransactionCallbackNoReturn() {

                @Override
                public void doInTransactionWithoutResult(TransactionStatus status) {
                    HashMap<String, List<VmNetworkStatsEntry>> vmNetworkStatsByName = networkStatsAnswerFinal.getVmNetworkStatsMap();
                    if (vmNetworkStatsByName == null) {
                        return;
                    }
                    List<VmNetworkStatsEntry> vmNetworkStats = vmNetworkStatsByName.get(userVm.getInstanceName());
                    if (vmNetworkStats == null) {
                        return;
                    }
                    for (VmNetworkStatsEntry vmNetworkStat : vmNetworkStats) {
                        SearchCriteria<NicVO> sc_nic = _nicDao.createSearchCriteria();
                        sc_nic.addAnd("macAddress", SearchCriteria.Op.EQ, vmNetworkStat.getMacAddress());
                        NicVO nic = _nicDao.search(sc_nic, null).get(0);
                        List<VlanVO> vlan = _vlanDao.listVlansByNetworkId(nic.getNetworkId());
                        if (vlan == null || vlan.size() == 0 || vlan.get(0).getVlanType() != VlanType.DirectAttached) {
                            // only get network statistics for DirectAttached network (shared networks in Basic zone and Advanced zone with/without SG)
                            break;
                        }
                        UserStatisticsVO previousvmNetworkStats = _userStatsDao.findBy(userVm.getAccountId(), userVm.getDataCenterId(), nic.getNetworkId(), nic.getIPv4Address(), userVm.getId(), "UserVm");
                        if (previousvmNetworkStats == null) {
                            previousvmNetworkStats = new UserStatisticsVO(userVm.getAccountId(), userVm.getDataCenterId(), nic.getIPv4Address(), userVm.getId(), "UserVm", nic.getNetworkId());
                            _userStatsDao.persist(previousvmNetworkStats);
                        }
                        UserStatisticsVO vmNetworkStat_lock = _userStatsDao.lock(userVm.getAccountId(), userVm.getDataCenterId(), nic.getNetworkId(), nic.getIPv4Address(), userVm.getId(), "UserVm");
                        if ((vmNetworkStat.getBytesSent() == 0) && (vmNetworkStat.getBytesReceived() == 0)) {
                            s_logger.debug("bytes sent and received are all 0. Not updating user_statistics");
                            continue;
                        }
                        if (vmNetworkStat_lock == null) {
                            s_logger.warn("unable to find vm network stats from host for account: " + userVm.getAccountId() + " with vmId: " + userVm.getId() + " and nicId:" + nic.getId());
                            continue;
                        }
                        if (previousvmNetworkStats != null && ((previousvmNetworkStats.getCurrentBytesSent() != vmNetworkStat_lock.getCurrentBytesSent()) || (previousvmNetworkStats.getCurrentBytesReceived() != vmNetworkStat_lock.getCurrentBytesReceived()))) {
                            s_logger.debug("vm network stats changed from the time GetNmNetworkStatsCommand was sent. " + "Ignoring current answer. Host: " + host.getName() + " . VM: " + vmNetworkStat.getVmName() + " Sent(Bytes): " + toHumanReadableSize(vmNetworkStat.getBytesSent()) + " Received(Bytes): " + toHumanReadableSize(vmNetworkStat.getBytesReceived()));
                            continue;
                        }
                        if (vmNetworkStat_lock.getCurrentBytesSent() > vmNetworkStat.getBytesSent()) {
                            if (s_logger.isDebugEnabled()) {
                                s_logger.debug("Sent # of bytes that's less than the last one.  " + "Assuming something went wrong and persisting it. Host: " + host.getName() + " . VM: " + vmNetworkStat.getVmName() + " Reported: " + toHumanReadableSize(vmNetworkStat.getBytesSent()) + " Stored: " + toHumanReadableSize(vmNetworkStat_lock.getCurrentBytesSent()));
                            }
                            vmNetworkStat_lock.setNetBytesSent(vmNetworkStat_lock.getNetBytesSent() + vmNetworkStat_lock.getCurrentBytesSent());
                        }
                        vmNetworkStat_lock.setCurrentBytesSent(vmNetworkStat.getBytesSent());
                        if (vmNetworkStat_lock.getCurrentBytesReceived() > vmNetworkStat.getBytesReceived()) {
                            if (s_logger.isDebugEnabled()) {
                                s_logger.debug("Received # of bytes that's less than the last one.  " + "Assuming something went wrong and persisting it. Host: " + host.getName() + " . VM: " + vmNetworkStat.getVmName() + " Reported: " + toHumanReadableSize(vmNetworkStat.getBytesReceived()) + " Stored: " + toHumanReadableSize(vmNetworkStat_lock.getCurrentBytesReceived()));
                            }
                            vmNetworkStat_lock.setNetBytesReceived(vmNetworkStat_lock.getNetBytesReceived() + vmNetworkStat_lock.getCurrentBytesReceived());
                        }
                        vmNetworkStat_lock.setCurrentBytesReceived(vmNetworkStat.getBytesReceived());
                        if (!_dailyOrHourly) {
                            // update agg bytes
                            vmNetworkStat_lock.setAggBytesReceived(vmNetworkStat_lock.getNetBytesReceived() + vmNetworkStat_lock.getCurrentBytesReceived());
                            vmNetworkStat_lock.setAggBytesSent(vmNetworkStat_lock.getNetBytesSent() + vmNetworkStat_lock.getCurrentBytesSent());
                        }
                        _userStatsDao.update(vmNetworkStat_lock.getId(), vmNetworkStat_lock);
                    }
                }
            });
        } catch (Exception e) {
            s_logger.warn("Unable to update vm network statistics for vm: " + userVm.getId() + " from host: " + hostId, e);
        }
    }
}

Example 3 with GetVmNetworkStatsAnswer

use of com.cloud.agent.api.GetVmNetworkStatsAnswer in project cloudstack by apache.

the class UserVmManagerImpl method getVmNetworkStatistics.

@Override
public HashMap<Long, List<VmNetworkStatsEntry>> getVmNetworkStatistics(long hostId, String hostName, List<Long> vmIds) {
    HashMap<Long, List<VmNetworkStatsEntry>> vmNetworkStatsById = new HashMap<Long, List<VmNetworkStatsEntry>>();
    if (vmIds.isEmpty()) {
        return vmNetworkStatsById;
    }
    List<String> vmNames = new ArrayList<String>();
    for (Long vmId : vmIds) {
        UserVmVO vm = _vmDao.findById(vmId);
        vmNames.add(vm.getInstanceName());
    }
    Answer answer = _agentMgr.easySend(hostId, new GetVmNetworkStatsCommand(vmNames, _hostDao.findById(hostId).getGuid(), hostName));
    if (answer == null || !answer.getResult()) {
        s_logger.warn("Unable to obtain VM network statistics.");
        return null;
    } else {
        HashMap<String, List<VmNetworkStatsEntry>> vmNetworkStatsByName = ((GetVmNetworkStatsAnswer) answer).getVmNetworkStatsMap();
        if (vmNetworkStatsByName == null) {
            s_logger.warn("Unable to obtain VM network statistics.");
            return null;
        }
        for (String vmName : vmNetworkStatsByName.keySet()) {
            vmNetworkStatsById.put(vmIds.get(vmNames.indexOf(vmName)), vmNetworkStatsByName.get(vmName));
        }
    }
    return vmNetworkStatsById;
}