// 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 javax.ejb.Local;
import org.apache.log4j.Logger;
import com.cloud.dc.DataCenter;
import com.cloud.dc.DataCenter.NetworkType;
import com.cloud.dc.dao.DataCenterDao;
import com.cloud.dc.dao.VlanDao;
import com.cloud.deploy.DeployDestination;
import com.cloud.deploy.DeploymentPlan;
import com.cloud.exception.ConcurrentOperationException;
import com.cloud.exception.InsufficientAddressCapacityException;
import com.cloud.exception.InsufficientVirtualNetworkCapcityException;
import com.cloud.exception.InvalidParameterValueException;
import com.cloud.network.IPAddressVO;
import com.cloud.network.Network;
import com.cloud.network.Network.GuestType;
import com.cloud.network.Network.Service;
import com.cloud.network.Network.State;
import com.cloud.network.NetworkManager;
import com.cloud.network.NetworkProfile;
import com.cloud.network.NetworkVO;
import com.cloud.network.Networks.BroadcastDomainType;
import com.cloud.network.Networks.Mode;
import com.cloud.network.Networks.TrafficType;
import com.cloud.network.dao.IPAddressDao;
import com.cloud.offering.NetworkOffering;
import com.cloud.offerings.dao.NetworkOfferingDao;
import com.cloud.user.Account;
import com.cloud.utils.component.AdapterBase;
import com.cloud.utils.component.Inject;
import com.cloud.utils.db.DB;
import com.cloud.utils.db.Transaction;
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 DirectNetworkGuru extends AdapterBase implements NetworkGuru {
private static final Logger s_logger = Logger.getLogger(DirectNetworkGuru.class);
@Inject
DataCenterDao _dcDao;
@Inject
VlanDao _vlanDao;
@Inject
NetworkManager _networkMgr;
@Inject
IPAddressDao _ipAddressDao;
@Inject
NetworkOfferingDao _networkOfferingDao;
private static final TrafficType[] _trafficTypes = {TrafficType.Guest};
@Override
public boolean isMyTrafficType(TrafficType type) {
for (TrafficType t : _trafficTypes) {
if (t == type) {
return true;
}
}
return false;
}
@Override
public TrafficType[] getSupportedTrafficType() {
return _trafficTypes;
}
protected boolean canHandle(NetworkOffering offering, DataCenter dc) {
// this guru handles only Guest networks in Advance zone with source nat service disabled
if (dc.getNetworkType() == NetworkType.Advanced && isMyTrafficType(offering.getTrafficType()) && offering.getGuestType() == GuestType.Shared) {
return true;
} else {
s_logger.trace("We only take care of Guest networks of type " + GuestType.Shared);
return false;
}
}
@Override
public Network design(NetworkOffering offering, DeploymentPlan plan, Network userSpecified, Account owner) {
DataCenter dc = _dcDao.findById(plan.getDataCenterId());
if (!canHandle(offering, dc)) {
return null;
}
State state = State.Allocated;
if (dc.getNetworkType() == NetworkType.Basic) {
state = State.Setup;
}
NetworkVO config = new NetworkVO(offering.getTrafficType(), Mode.Dhcp, BroadcastDomainType.Vlan, offering.getId(), state, plan.getDataCenterId(), plan.getPhysicalNetworkId());
if (userSpecified != null) {
if ((userSpecified.getCidr() == null && userSpecified.getGateway() != null) || (userSpecified.getCidr() != null && userSpecified.getGateway() == null)) {
throw new InvalidParameterValueException("cidr and gateway must be specified together.");
}
if (userSpecified.getCidr() != null) {
config.setCidr(userSpecified.getCidr());
config.setGateway(userSpecified.getGateway());
}
if (userSpecified.getBroadcastUri() != null) {
config.setBroadcastUri(userSpecified.getBroadcastUri());
config.setState(State.Setup);
}
if (userSpecified.getBroadcastDomainType() != null) {
config.setBroadcastDomainType(userSpecified.getBroadcastDomainType());
}
}
boolean isSecurityGroupEnabled = _networkMgr.areServicesSupportedByNetworkOffering(offering.getId(), Service.SecurityGroup);
if (isSecurityGroupEnabled) {
config.setName("SecurityGroupEnabledNetwork");
config.setDisplayText("SecurityGroupEnabledNetwork");
}
return config;
}
protected DirectNetworkGuru() {
super();
}
@Override
public void updateNicProfile(NicProfile profile, Network network) {
DataCenter dc = _dcDao.findById(network.getDataCenterId());
if (profile != null) {
profile.setDns1(dc.getDns1());
profile.setDns2(dc.getDns2());
}
}
@Override
public NicProfile allocate(Network network, NicProfile nic, VirtualMachineProfile<? extends VirtualMachine> vm) throws InsufficientVirtualNetworkCapcityException,
InsufficientAddressCapacityException, ConcurrentOperationException {
DataCenter dc = _dcDao.findById(network.getDataCenterId());
if (nic == null) {
nic = new NicProfile(ReservationStrategy.Create, null, null, null, null);
} else if (nic.getIp4Address() == null) {
nic.setStrategy(ReservationStrategy.Start);
} else {
nic.setStrategy(ReservationStrategy.Create);
}
_networkMgr.allocateDirectIp(nic, dc, vm, network, nic.getRequestedIp());
nic.setStrategy(ReservationStrategy.Create);
return nic;
}
@Override
public void reserve(NicProfile nic, Network network, VirtualMachineProfile<? extends VirtualMachine> vm, DeployDestination dest, ReservationContext context)
throws InsufficientVirtualNetworkCapcityException, InsufficientAddressCapacityException, ConcurrentOperationException {
if (nic.getIp4Address() == null) {
_networkMgr.allocateDirectIp(nic, dest.getDataCenter(), vm, network, null);
nic.setStrategy(ReservationStrategy.Create);
}
}
@Override
public boolean release(NicProfile nic, VirtualMachineProfile<? extends VirtualMachine> vm, String reservationId) {
return true;
}
@Override
public Network implement(Network network, NetworkOffering offering, DeployDestination destination, ReservationContext context) throws InsufficientVirtualNetworkCapcityException {
return network;
}
@Override @DB
public void deallocate(Network network, NicProfile nic, VirtualMachineProfile<? extends VirtualMachine> vm) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Deallocate network: networkId: " + nic.getNetworkId() + ", ip: " + nic.getIp4Address());
}
IPAddressVO ip = _ipAddressDao.findByIpAndSourceNetworkId(nic.getNetworkId(), nic.getIp4Address());
if (ip != null) {
Transaction txn = Transaction.currentTxn();
txn.start();
_networkMgr.markIpAsUnavailable(ip.getId());
_ipAddressDao.unassignIpAddress(ip.getId());
txn.commit();
}
nic.deallocate();
}
@Override
public void shutdown(NetworkProfile network, NetworkOffering offering) {
}
@Override
public boolean trash(Network network, NetworkOffering offering, Account owner) {
return true;
}
@Override
public void updateNetworkProfile(NetworkProfile networkProfile) {
DataCenter dc = _dcDao.findById(networkProfile.getDataCenterId());
networkProfile.setDns1(dc.getDns1());
networkProfile.setDns2(dc.getDns2());
}
}