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559 lines
26 KiB
Java
559 lines
26 KiB
Java
// Copyright 2012 Citrix Systems, Inc. Licensed under the
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// Apache License, Version 2.0 (the "License"); you may not use this
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// file except in compliance with the License. Citrix Systems, Inc.
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// reserves all rights not expressly granted by the License.
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// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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// Automatically generated by addcopyright.py at 04/03/2012
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package com.cloud.network;
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import java.net.URI;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.concurrent.Executors;
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import java.util.concurrent.ScheduledExecutorService;
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import java.util.concurrent.TimeUnit;
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import javax.ejb.Local;
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import javax.naming.ConfigurationException;
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import org.apache.log4j.Logger;
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import com.cloud.agent.AgentManager;
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import com.cloud.agent.api.ExternalNetworkResourceUsageAnswer;
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import com.cloud.agent.api.ExternalNetworkResourceUsageCommand;
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import com.cloud.configuration.Config;
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import com.cloud.configuration.dao.ConfigurationDao;
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import com.cloud.dc.DataCenterVO;
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import com.cloud.dc.dao.DataCenterDao;
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import com.cloud.dc.dao.HostPodDao;
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import com.cloud.dc.dao.VlanDao;
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import com.cloud.host.DetailVO;
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import com.cloud.host.Host;
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import com.cloud.host.HostVO;
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import com.cloud.host.dao.HostDao;
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import com.cloud.host.dao.HostDetailsDao;
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import com.cloud.network.dao.ExternalFirewallDeviceDao;
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import com.cloud.network.dao.ExternalLoadBalancerDeviceDao;
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import com.cloud.network.dao.IPAddressDao;
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import com.cloud.network.dao.InlineLoadBalancerNicMapDao;
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import com.cloud.network.dao.LoadBalancerDao;
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import com.cloud.network.dao.NetworkDao;
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import com.cloud.network.dao.NetworkExternalFirewallDao;
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import com.cloud.network.dao.NetworkExternalLoadBalancerDao;
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import com.cloud.network.dao.NetworkServiceMapDao;
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import com.cloud.network.dao.PhysicalNetworkDao;
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import com.cloud.network.dao.PhysicalNetworkServiceProviderDao;
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import com.cloud.network.rules.dao.PortForwardingRulesDao;
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import com.cloud.offerings.dao.NetworkOfferingDao;
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import com.cloud.resource.ResourceManager;
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import com.cloud.user.AccountManager;
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import com.cloud.user.AccountVO;
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import com.cloud.user.UserStatisticsVO;
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import com.cloud.user.dao.AccountDao;
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import com.cloud.user.dao.UserStatisticsDao;
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import com.cloud.utils.NumbersUtil;
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import com.cloud.utils.component.Inject;
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import com.cloud.utils.concurrency.NamedThreadFactory;
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import com.cloud.utils.db.GlobalLock;
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import com.cloud.utils.db.Transaction;
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import com.cloud.utils.exception.CloudRuntimeException;
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import com.cloud.utils.exception.ExecutionException;
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import com.cloud.vm.DomainRouterVO;
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import com.cloud.vm.NicVO;
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import com.cloud.vm.dao.DomainRouterDao;
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import com.cloud.vm.dao.NicDao;
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@Local(value = { ExternalLoadBalancerUsageManager.class })
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public class ExternalLoadBalancerUsageManagerImpl implements ExternalLoadBalancerUsageManager {
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String _name;
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@Inject
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NetworkExternalLoadBalancerDao _networkExternalLBDao;
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@Inject
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ExternalLoadBalancerDeviceDao _externalLoadBalancerDeviceDao;
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@Inject
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HostDao _hostDao;
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@Inject
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DataCenterDao _dcDao;
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@Inject
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NetworkManager _networkMgr;
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@Inject
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InlineLoadBalancerNicMapDao _inlineLoadBalancerNicMapDao;
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@Inject
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NicDao _nicDao;
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@Inject
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AgentManager _agentMgr;
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@Inject
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ResourceManager _resourceMgr;
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@Inject
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IPAddressDao _ipAddressDao;
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@Inject
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VlanDao _vlanDao;
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@Inject
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NetworkOfferingDao _networkOfferingDao;
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@Inject
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AccountDao _accountDao;
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@Inject
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PhysicalNetworkDao _physicalNetworkDao;
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@Inject
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PhysicalNetworkServiceProviderDao _physicalNetworkServiceProviderDao;
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@Inject
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AccountManager _accountMgr;
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@Inject
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UserStatisticsDao _userStatsDao;
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@Inject
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NetworkDao _networkDao;
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@Inject
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DomainRouterDao _routerDao;
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@Inject
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LoadBalancerDao _loadBalancerDao;
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@Inject
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PortForwardingRulesDao _portForwardingRulesDao;
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@Inject
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ConfigurationDao _configDao;
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@Inject
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HostDetailsDao _hostDetailDao;
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@Inject
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NetworkExternalLoadBalancerDao _networkLBDao;
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@Inject
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NetworkServiceMapDao _ntwkSrvcProviderDao;
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@Inject
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NetworkExternalFirewallDao _networkExternalFirewallDao;
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@Inject
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ExternalFirewallDeviceDao _externalFirewallDeviceDao;
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@Inject
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protected HostPodDao _podDao = null;
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ScheduledExecutorService _executor;
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private int _externalNetworkStatsInterval;
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private static final org.apache.log4j.Logger s_logger = Logger.getLogger(ExternalLoadBalancerUsageManagerImpl.class);
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@Override
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public boolean configure(String name, Map<String, Object> params) throws ConfigurationException {
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_externalNetworkStatsInterval = NumbersUtil.parseInt(_configDao.getValue(Config.ExternalNetworkStatsInterval.key()), 300);
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if (_externalNetworkStatsInterval > 0) {
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_executor = Executors.newScheduledThreadPool(1, new NamedThreadFactory("ExternalNetworkMonitor"));
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}
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return true;
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}
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@Override
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public boolean start() {
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if (_externalNetworkStatsInterval > 0) {
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_executor.scheduleAtFixedRate(new ExternalLoadBalancerDeviceNetworkUsageTask(), _externalNetworkStatsInterval, _externalNetworkStatsInterval, TimeUnit.SECONDS);
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}
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return true;
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}
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@Override
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public boolean stop() {
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return true;
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}
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@Override
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public String getName() {
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return _name;
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}
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private ExternalLoadBalancerDeviceVO getExternalLoadBalancerForNetwork(Network network) {
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NetworkExternalLoadBalancerVO lbDeviceForNetwork = _networkExternalLBDao.findByNetworkId(network.getId());
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if (lbDeviceForNetwork != null) {
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long lbDeviceId = lbDeviceForNetwork.getExternalLBDeviceId();
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ExternalLoadBalancerDeviceVO lbDeviceVo = _externalLoadBalancerDeviceDao.findById(lbDeviceId);
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assert (lbDeviceVo != null);
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return lbDeviceVo;
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}
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return null;
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}
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private boolean externalLoadBalancerIsInline(HostVO externalLoadBalancer) {
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DetailVO detail = _hostDetailDao.findDetail(externalLoadBalancer.getId(), "inline");
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return (detail != null && detail.getValue().equals("true"));
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}
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@Override
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public void updateExternalLoadBalancerNetworkUsageStats(long loadBalancerRuleId){
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LoadBalancerVO lb = _loadBalancerDao.findById(loadBalancerRuleId);
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if(lb == null){
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if(s_logger.isDebugEnabled()){
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s_logger.debug("Cannot update usage stats, LB rule is not found");
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}
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return;
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}
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long networkId = lb.getNetworkId();
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Network network = _networkDao.findById(networkId);
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if(network == null){
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if(s_logger.isDebugEnabled()){
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s_logger.debug("Cannot update usage stats, Network is not found");
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}
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return;
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}
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ExternalLoadBalancerDeviceVO lbDeviceVO = getExternalLoadBalancerForNetwork(network);
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if (lbDeviceVO == null) {
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if(s_logger.isDebugEnabled()){
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s_logger.debug("Cannot update usage stats, No external LB device found");
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}
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return;
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}
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// Get network stats from the external load balancer
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ExternalNetworkResourceUsageAnswer lbAnswer = null;
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HostVO externalLoadBalancer = _hostDao.findById(lbDeviceVO.getHostId());
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if (externalLoadBalancer != null) {
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ExternalNetworkResourceUsageCommand cmd = new ExternalNetworkResourceUsageCommand();
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lbAnswer = (ExternalNetworkResourceUsageAnswer) _agentMgr.easySend(externalLoadBalancer.getId(), cmd);
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if (lbAnswer == null || !lbAnswer.getResult()) {
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String details = (lbAnswer != null) ? lbAnswer.getDetails() : "details unavailable";
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String msg = "Unable to get external load balancer stats for network" + networkId + " due to: " + details + ".";
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s_logger.error(msg);
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return;
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}
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}
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long accountId = lb.getAccountId();
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AccountVO account = _accountDao.findById(accountId);
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if (account == null) {
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s_logger.debug("Skipping stats update for external LB for account with ID " + accountId);
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return;
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}
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String publicIp = _networkMgr.getIp(lb.getSourceIpAddressId()).getAddress().addr();
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DataCenterVO zone = _dcDao.findById(network.getDataCenterId());
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String statsEntryIdentifier = "account " + account.getAccountName() + ", zone " + zone.getName() + ", network ID " + networkId + ", host ID " + externalLoadBalancer.getName();
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long newCurrentBytesSent = 0;
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long newCurrentBytesReceived = 0;
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if (publicIp != null) {
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long[] bytesSentAndReceived = null;
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statsEntryIdentifier += ", public IP: " + publicIp;
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if (externalLoadBalancer.getType().equals(Host.Type.ExternalLoadBalancer) && externalLoadBalancerIsInline(externalLoadBalancer)) {
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// Look up stats for the guest IP address that's mapped to the public IP address
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InlineLoadBalancerNicMapVO mapping = _inlineLoadBalancerNicMapDao.findByPublicIpAddress(publicIp);
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if (mapping != null) {
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NicVO nic = _nicDao.findById(mapping.getNicId());
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String loadBalancingIpAddress = nic.getIp4Address();
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bytesSentAndReceived = lbAnswer.ipBytes.get(loadBalancingIpAddress);
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if (bytesSentAndReceived != null) {
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bytesSentAndReceived[0] = 0;
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}
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}
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} else {
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bytesSentAndReceived = lbAnswer.ipBytes.get(publicIp);
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}
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if (bytesSentAndReceived == null) {
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s_logger.debug("Didn't get an external network usage answer for public IP " + publicIp);
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} else {
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newCurrentBytesSent += bytesSentAndReceived[0];
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newCurrentBytesReceived += bytesSentAndReceived[1];
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}
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UserStatisticsVO userStats;
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final Transaction txn = Transaction.currentTxn();
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try {
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txn.start();
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userStats = _userStatsDao.lock(accountId, zone.getId(), networkId, publicIp, externalLoadBalancer.getId(), externalLoadBalancer.getType().toString());
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if(userStats != null){
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long oldNetBytesSent = userStats.getNetBytesSent();
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long oldNetBytesReceived = userStats.getNetBytesReceived();
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long oldCurrentBytesSent = userStats.getCurrentBytesSent();
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long oldCurrentBytesReceived = userStats.getCurrentBytesReceived();
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String warning = "Received an external network stats byte count that was less than the stored value. Zone ID: " + userStats.getDataCenterId() + ", account ID: " + userStats.getAccountId() + ".";
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userStats.setCurrentBytesSent(newCurrentBytesSent);
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if (oldCurrentBytesSent > newCurrentBytesSent) {
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s_logger.warn(warning + "Stored bytes sent: " + oldCurrentBytesSent + ", new bytes sent: " + newCurrentBytesSent + ".");
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userStats.setNetBytesSent(oldNetBytesSent + oldCurrentBytesSent);
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}
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userStats.setCurrentBytesReceived(newCurrentBytesReceived);
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if (oldCurrentBytesReceived > newCurrentBytesReceived) {
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s_logger.warn(warning + "Stored bytes received: " + oldCurrentBytesReceived + ", new bytes received: " + newCurrentBytesReceived + ".");
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userStats.setNetBytesReceived(oldNetBytesReceived + oldCurrentBytesReceived);
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}
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if (_userStatsDao.update(userStats.getId(), userStats)) {
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s_logger.debug("Successfully updated stats for " + statsEntryIdentifier);
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} else {
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s_logger.debug("Failed to update stats for " + statsEntryIdentifier);
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}
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}else {
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s_logger.warn("Unable to find user stats entry for " + statsEntryIdentifier);
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}
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txn.commit();
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}catch (final Exception e) {
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txn.rollback();
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throw new CloudRuntimeException("Problem getting stats after reboot/stop ", e);
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}
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}
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}
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protected class ExternalLoadBalancerDeviceNetworkUsageTask implements Runnable {
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public ExternalLoadBalancerDeviceNetworkUsageTask() {
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}
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@Override
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public void run() {
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GlobalLock scanLock = GlobalLock.getInternLock("ExternalLoadBalancerUsageManagerImpl");
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try {
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if (scanLock.lock(20)) {
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try {
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runExternalLoadBalancerNetworkUsageTask();
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} finally {
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scanLock.unlock();
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}
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}
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} catch (Exception e) {
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s_logger.warn("Problems while getting external load balancer device usage", e);
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} finally {
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scanLock.releaseRef();
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}
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}
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private void runExternalLoadBalancerNetworkUsageTask() {
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s_logger.debug("External load balancer devices stats collector is running...");
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for (DataCenterVO zone : _dcDao.listAll()) {
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List<DomainRouterVO> domainRoutersInZone = _routerDao.listByDataCenter(zone.getId());
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if (domainRoutersInZone == null) {
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continue;
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}
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Map<Long, ExternalNetworkResourceUsageAnswer> lbDeviceUsageAnswerMap = new HashMap<Long, ExternalNetworkResourceUsageAnswer>();
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List<Long> accountsProcessed = new ArrayList<Long>();
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for (DomainRouterVO domainRouter : domainRoutersInZone) {
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long accountId = domainRouter.getAccountId();
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if (accountsProcessed.contains(new Long(accountId))) {
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if (s_logger.isTraceEnabled()) {
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s_logger.trace("Networks for Account " + accountId + " are already processed for external network usage, so skipping usage check.");
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}
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continue;
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}
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long zoneId = zone.getId();
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List<NetworkVO> networksForAccount = _networkDao.listBy(accountId, zoneId, Network.GuestType.Isolated);
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if (networksForAccount == null) {
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continue;
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}
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for (NetworkVO network : networksForAccount) {
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if (!_networkMgr.networkIsConfiguredForExternalNetworking(zoneId, network.getId())) {
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s_logger.debug("Network " + network.getId() + " is not configured for external networking, so skipping usage check.");
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continue;
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}
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ExternalLoadBalancerDeviceVO lbDeviceVO = getExternalLoadBalancerForNetwork(network);
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if (lbDeviceVO == null) {
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continue;
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}
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// Get network stats from the external load balancer
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ExternalNetworkResourceUsageAnswer lbAnswer = null;
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HostVO externalLoadBalancer = _hostDao.findById(lbDeviceVO.getHostId());
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if (externalLoadBalancer != null) {
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Long lbDeviceId = new Long(externalLoadBalancer.getId());
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if (!lbDeviceUsageAnswerMap.containsKey(lbDeviceId)) {
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ExternalNetworkResourceUsageCommand cmd = new ExternalNetworkResourceUsageCommand();
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lbAnswer = (ExternalNetworkResourceUsageAnswer) _agentMgr.easySend(externalLoadBalancer.getId(), cmd);
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if (lbAnswer == null || !lbAnswer.getResult()) {
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String details = (lbAnswer != null) ? lbAnswer.getDetails() : "details unavailable";
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String msg = "Unable to get external load balancer stats for " + zone.getName() + " due to: " + details + ".";
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s_logger.error(msg);
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continue;
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}
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lbDeviceUsageAnswerMap.put(lbDeviceId, lbAnswer);
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} else {
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if (s_logger.isTraceEnabled()) {
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s_logger.trace("Reusing usage Answer for device id " + lbDeviceId + "for Network " + network.getId());
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}
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lbAnswer = lbDeviceUsageAnswerMap.get(lbDeviceId);
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}
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}
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AccountVO account = _accountDao.findById(accountId);
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if (account == null) {
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s_logger.debug("Skipping stats update for account with ID " + accountId);
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continue;
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}
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if (!manageStatsEntries(true, accountId, zoneId, network, externalLoadBalancer, lbAnswer)) {
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continue;
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}
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manageStatsEntries(false, accountId, zoneId, network, externalLoadBalancer, lbAnswer);
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}
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accountsProcessed.add(new Long(accountId));
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}
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}
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}
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private boolean updateBytes(UserStatisticsVO userStats, long newCurrentBytesSent, long newCurrentBytesReceived) {
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long oldNetBytesSent = userStats.getNetBytesSent();
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long oldNetBytesReceived = userStats.getNetBytesReceived();
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long oldCurrentBytesSent = userStats.getCurrentBytesSent();
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long oldCurrentBytesReceived = userStats.getCurrentBytesReceived();
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String warning = "Received an external network stats byte count that was less than the stored value. Zone ID: " + userStats.getDataCenterId() + ", account ID: " + userStats.getAccountId() + ".";
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userStats.setCurrentBytesSent(newCurrentBytesSent);
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if (oldCurrentBytesSent > newCurrentBytesSent) {
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s_logger.warn(warning + "Stored bytes sent: " + oldCurrentBytesSent + ", new bytes sent: " + newCurrentBytesSent + ".");
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userStats.setNetBytesSent(oldNetBytesSent + oldCurrentBytesSent);
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}
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userStats.setCurrentBytesReceived(newCurrentBytesReceived);
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if (oldCurrentBytesReceived > newCurrentBytesReceived) {
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s_logger.warn(warning + "Stored bytes received: " + oldCurrentBytesReceived + ", new bytes received: " + newCurrentBytesReceived + ".");
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userStats.setNetBytesReceived(oldNetBytesReceived + oldCurrentBytesReceived);
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}
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return _userStatsDao.update(userStats.getId(), userStats);
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}
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// Creates a new stats entry for the specified parameters, if one doesn't already exist.
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private boolean createStatsEntry(long accountId, long zoneId, long networkId, String publicIp, long hostId) {
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HostVO host = _hostDao.findById(hostId);
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UserStatisticsVO userStats = _userStatsDao.findBy(accountId, zoneId, networkId, publicIp, hostId, host.getType().toString());
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if (userStats == null) {
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return (_userStatsDao.persist(new UserStatisticsVO(accountId, zoneId, publicIp, hostId, host.getType().toString(), networkId)) != null);
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} else {
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return true;
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}
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}
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// Updates an existing stats entry with new data from the specified usage answer.
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private boolean updateStatsEntry(long accountId, long zoneId, long networkId, String publicIp, long hostId, ExternalNetworkResourceUsageAnswer answer) {
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AccountVO account = _accountDao.findById(accountId);
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DataCenterVO zone = _dcDao.findById(zoneId);
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NetworkVO network = _networkDao.findById(networkId);
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HostVO host = _hostDao.findById(hostId);
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String statsEntryIdentifier = "account " + account.getAccountName() + ", zone " + zone.getName() + ", network ID " + networkId + ", host ID " + host.getName();
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long newCurrentBytesSent = 0;
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long newCurrentBytesReceived = 0;
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if (publicIp != null) {
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long[] bytesSentAndReceived = null;
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statsEntryIdentifier += ", public IP: " + publicIp;
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if (host.getType().equals(Host.Type.ExternalLoadBalancer) && externalLoadBalancerIsInline(host)) {
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// Look up stats for the guest IP address that's mapped to the public IP address
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InlineLoadBalancerNicMapVO mapping = _inlineLoadBalancerNicMapDao.findByPublicIpAddress(publicIp);
|
|
|
|
if (mapping != null) {
|
|
NicVO nic = _nicDao.findById(mapping.getNicId());
|
|
String loadBalancingIpAddress = nic.getIp4Address();
|
|
bytesSentAndReceived = answer.ipBytes.get(loadBalancingIpAddress);
|
|
|
|
if (bytesSentAndReceived != null) {
|
|
bytesSentAndReceived[0] = 0;
|
|
}
|
|
}
|
|
} else {
|
|
bytesSentAndReceived = answer.ipBytes.get(publicIp);
|
|
}
|
|
|
|
if (bytesSentAndReceived == null) {
|
|
s_logger.debug("Didn't get an external network usage answer for public IP " + publicIp);
|
|
} else {
|
|
newCurrentBytesSent += bytesSentAndReceived[0];
|
|
newCurrentBytesReceived += bytesSentAndReceived[1];
|
|
}
|
|
} else {
|
|
URI broadcastURI = network.getBroadcastUri();
|
|
if (broadcastURI == null) {
|
|
s_logger.debug("Not updating stats for guest network with ID " + network.getId() + " because the network is not implemented.");
|
|
return true;
|
|
} else {
|
|
long vlanTag = Integer.parseInt(broadcastURI.getHost());
|
|
long[] bytesSentAndReceived = answer.guestVlanBytes.get(String.valueOf(vlanTag));
|
|
|
|
if (bytesSentAndReceived == null) {
|
|
s_logger.warn("Didn't get an external network usage answer for guest VLAN " + vlanTag);
|
|
} else {
|
|
newCurrentBytesSent += bytesSentAndReceived[0];
|
|
newCurrentBytesReceived += bytesSentAndReceived[1];
|
|
}
|
|
}
|
|
}
|
|
|
|
UserStatisticsVO userStats;
|
|
try {
|
|
userStats = _userStatsDao.lock(accountId, zoneId, networkId, publicIp, hostId, host.getType().toString());
|
|
} catch (Exception e) {
|
|
s_logger.warn("Unable to find user stats entry for " + statsEntryIdentifier);
|
|
return false;
|
|
}
|
|
|
|
if (updateBytes(userStats, newCurrentBytesSent, newCurrentBytesReceived)) {
|
|
s_logger.debug("Successfully updated stats for " + statsEntryIdentifier);
|
|
return true;
|
|
} else {
|
|
s_logger.debug("Failed to update stats for " + statsEntryIdentifier);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
private boolean createOrUpdateStatsEntry(boolean create, long accountId, long zoneId, long networkId, String publicIp, long hostId, ExternalNetworkResourceUsageAnswer answer) {
|
|
if (create) {
|
|
return createStatsEntry(accountId, zoneId, networkId, publicIp, hostId);
|
|
} else {
|
|
return updateStatsEntry(accountId, zoneId, networkId, publicIp, hostId, answer);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Creates/updates all necessary stats entries for an account and zone.
|
|
* Stats entries are created for source NAT IP addresses, static NAT rules, port forwarding rules, and load
|
|
* balancing rules
|
|
*/
|
|
private boolean manageStatsEntries(boolean create, long accountId, long zoneId, Network network,
|
|
HostVO externalLoadBalancer, ExternalNetworkResourceUsageAnswer lbAnswer) {
|
|
String accountErrorMsg = "Failed to update external network stats entry. Details: account ID = " + accountId;
|
|
Transaction txn = Transaction.open(Transaction.CLOUD_DB);
|
|
try {
|
|
txn.start();
|
|
String networkErrorMsg = accountErrorMsg + ", network ID = " + network.getId();
|
|
|
|
// If an external load balancer is added, manage one entry for each load balancing rule in this network
|
|
if (externalLoadBalancer != null && lbAnswer != null) {
|
|
List<LoadBalancerVO> loadBalancers = _loadBalancerDao.listByNetworkId(network.getId());
|
|
for (LoadBalancerVO loadBalancer : loadBalancers) {
|
|
String publicIp = _networkMgr.getIp(loadBalancer.getSourceIpAddressId()).getAddress().addr();
|
|
if (!createOrUpdateStatsEntry(create, accountId, zoneId, network.getId(), publicIp, externalLoadBalancer.getId(), lbAnswer)) {
|
|
throw new ExecutionException(networkErrorMsg + ", load balancing rule public IP = " + publicIp);
|
|
}
|
|
}
|
|
}
|
|
return txn.commit();
|
|
} catch (Exception e) {
|
|
s_logger.warn("Exception: ", e);
|
|
txn.rollback();
|
|
return false;
|
|
} finally {
|
|
txn.close();
|
|
}
|
|
}
|
|
}
|
|
}
|