// Copyright 2012 Citrix Systems, Inc. Licensed under the
// Apache License, Version 2.0 (the "License"); you may not use this
// file except in compliance with the License. Citrix Systems, Inc.
// reserves all rights not expressly granted by the License.
// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Automatically generated by addcopyright.py at 04/03/2012
package com.cloud.network.guru;
import java.util.Random;
import javax.ejb.Local;
import org.apache.log4j.Logger;
import com.cloud.dc.Pod;
import com.cloud.dc.dao.DataCenterDao;
import com.cloud.deploy.DeployDestination;
import com.cloud.deploy.DeploymentPlan;
import com.cloud.exception.InsufficientAddressCapacityException;
import com.cloud.exception.InsufficientVirtualNetworkCapcityException;
import com.cloud.network.Network;
import com.cloud.network.NetworkProfile;
import com.cloud.network.NetworkVO;
import com.cloud.network.Networks.AddressFormat;
import com.cloud.network.Networks.BroadcastDomainType;
import com.cloud.network.Networks.Mode;
import com.cloud.network.Networks.TrafficType;
import com.cloud.network.StorageNetworkManager;
import com.cloud.offering.NetworkOffering;
import com.cloud.user.Account;
import com.cloud.utils.Pair;
import com.cloud.utils.component.AdapterBase;
import com.cloud.utils.component.Inject;
import com.cloud.utils.exception.CloudRuntimeException;
import com.cloud.utils.net.NetUtils;
import com.cloud.vm.Nic.ReservationStrategy;
import com.cloud.vm.NicProfile;
import com.cloud.vm.ReservationContext;
import com.cloud.vm.VirtualMachine;
import com.cloud.vm.VirtualMachineProfile;
@Local(value={NetworkGuru.class})
public class PodBasedNetworkGuru extends AdapterBase implements NetworkGuru {
private static final Logger s_logger = Logger.getLogger(PodBasedNetworkGuru.class);
@Inject DataCenterDao _dcDao;
@Inject StorageNetworkManager _sNwMgr;
Random _rand = new Random(System.currentTimeMillis());
private static final TrafficType[] _trafficTypes = {TrafficType.Management};
@Override
public boolean isMyTrafficType(TrafficType type) {
for (TrafficType t : _trafficTypes) {
if (t == type) {
return true;
}
}
return false;
}
@Override
public TrafficType[] getSupportedTrafficType() {
return _trafficTypes;
}
@Override
public Network design(NetworkOffering offering, DeploymentPlan plan, Network userSpecified, Account owner) {
TrafficType type = offering.getTrafficType();
if (!isMyTrafficType(type)) {
return null;
}
NetworkVO config = new NetworkVO(type, Mode.Static, BroadcastDomainType.Native, offering.getId(), Network.State.Setup, plan.getDataCenterId(), plan.getPhysicalNetworkId());
return config;
}
protected PodBasedNetworkGuru() {
super();
}
@Override
public void deallocate(Network config, NicProfile nic, VirtualMachineProfile<? extends VirtualMachine> vm) {
}
@Override
public NicProfile allocate(Network config, NicProfile nic, VirtualMachineProfile<? extends VirtualMachine> vm) throws InsufficientVirtualNetworkCapcityException,
InsufficientAddressCapacityException {
TrafficType trafficType = config.getTrafficType();
assert trafficType == TrafficType.Management || trafficType == TrafficType.Storage: "Well, I can't take care of this config now can I? " + config;
if (nic != null) {
if (nic.getRequestedIp() != null) {
throw new CloudRuntimeException("Does not support custom ip allocation at this time: " + nic);
}
nic.setStrategy(nic.getIp4Address() != null ? ReservationStrategy.Create : ReservationStrategy.Start);
} else {
nic = new NicProfile(ReservationStrategy.Start, null, null, null, null);
}
return nic;
}
@Override
public void reserve(NicProfile nic, Network config, VirtualMachineProfile<? extends VirtualMachine> vm, DeployDestination dest, ReservationContext context) throws InsufficientVirtualNetworkCapcityException,
InsufficientAddressCapacityException {
Pod pod = dest.getPod();
Pair<String, Long> ip = _dcDao.allocatePrivateIpAddress(dest.getDataCenter().getId(), dest.getPod().getId(), nic.getId(), context.getReservationId());
if (ip == null) {
throw new InsufficientAddressCapacityException("Unable to get a management ip address", Pod.class, pod.getId());
}
nic.setIp4Address(ip.first());
nic.setMacAddress(NetUtils.long2Mac(NetUtils.createSequenceBasedMacAddress(ip.second())));
nic.setGateway(pod.getGateway());
nic.setFormat(AddressFormat.Ip4);
String netmask = NetUtils.getCidrNetmask(pod.getCidrSize());
nic.setNetmask(netmask);
nic.setBroadcastType(BroadcastDomainType.Native);
nic.setBroadcastUri(null);
nic.setIsolationUri(null);
s_logger.debug("Allocated a nic " + nic + " for " + vm);
}
@Override
public void updateNicProfile(NicProfile profile, Network network) {
}
@Override
public void updateNetworkProfile(NetworkProfile networkProfile) {
}
@Override
public boolean release(NicProfile nic, VirtualMachineProfile<? extends VirtualMachine> vm, String reservationId) {
_dcDao.releasePrivateIpAddress(nic.getId(), nic.getReservationId());
nic.deallocate();
return true;
}
@Override
public Network implement(Network config, NetworkOffering offering, DeployDestination destination, ReservationContext context) throws InsufficientVirtualNetworkCapcityException {
return config;
}
@Override
public void shutdown(NetworkProfile config, NetworkOffering offering) {
}
@Override
public boolean trash(Network config, NetworkOffering offering, Account owner) {
return true;
}
}