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// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with 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
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package com.cloud.network.guru;
import javax.ejb.Local;
import javax.inject.Inject;
import org.apache.log4j.Logger;
import com.cloud.configuration.ConfigurationManager;
import com.cloud.dc.DataCenter;
import com.cloud.dc.DataCenter.NetworkType;
import com.cloud.deploy.DeployDestination;
import com.cloud.deploy.DeploymentPlan;
import com.cloud.exception.InsufficientAddressCapacityException;
import com.cloud.exception.InsufficientVirtualNetworkCapcityException;
import com.cloud.exception.InvalidParameterValueException;
import com.cloud.network.Network;
import com.cloud.network.Network.GuestType;
import com.cloud.network.Network.State;
import com.cloud.network.NetworkModel;
import com.cloud.network.NetworkProfile;
import com.cloud.network.Networks.AddressFormat;
import com.cloud.network.Networks.BroadcastDomainType;
import com.cloud.network.Networks.IsolationType;
import com.cloud.network.Networks.Mode;
import com.cloud.network.Networks.TrafficType;
import com.cloud.network.dao.NetworkVO;
import com.cloud.network.vpc.PrivateIpAddress;
import com.cloud.network.vpc.PrivateIpVO;
import com.cloud.network.vpc.dao.PrivateIpDao;
import com.cloud.offering.NetworkOffering;
import com.cloud.user.Account;
import com.cloud.utils.component.AdapterBase;
import com.cloud.utils.db.EntityManager;
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.VirtualMachineProfile;
@Local(value = NetworkGuru.class)
public class PrivateNetworkGuru extends AdapterBase implements NetworkGuru {
private static final Logger s_logger = Logger.getLogger(PrivateNetworkGuru.class);
@Inject
protected ConfigurationManager _configMgr;
@Inject
protected PrivateIpDao _privateIpDao;
@Inject
protected NetworkModel _networkMgr;
@Inject
EntityManager _entityMgr;
private static final TrafficType[] TrafficTypes = {TrafficType.Guest};
protected PrivateNetworkGuru() {
super();
}
@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 system Guest network
if (dc.getNetworkType() == NetworkType.Advanced && isMyTrafficType(offering.getTrafficType()) && offering.getGuestType() == Network.GuestType.Isolated &&
offering.isSystemOnly()) {
return true;
} else {
s_logger.trace("We only take care of system Guest networks of type " + GuestType.Isolated + " in zone of type " + NetworkType.Advanced);
return false;
}
}
@Override
public Network design(NetworkOffering offering, DeploymentPlan plan, Network userSpecified, Account owner) {
DataCenter dc = _entityMgr.findById(DataCenter.class, plan.getDataCenterId());
if (!canHandle(offering, dc)) {
return null;
}
BroadcastDomainType broadcastType;
if (userSpecified != null) {
broadcastType = userSpecified.getBroadcastDomainType();
} else {
broadcastType = BroadcastDomainType.Vlan;
}
NetworkVO network =
new NetworkVO(offering.getTrafficType(), Mode.Static, broadcastType, offering.getId(), State.Allocated, 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) {
network.setCidr(userSpecified.getCidr());
network.setGateway(userSpecified.getGateway());
} else {
throw new InvalidParameterValueException("Can't design network " + network + "; netmask/gateway must be passed in");
}
if (offering.getSpecifyVlan()) {
network.setBroadcastUri(userSpecified.getBroadcastUri());
network.setState(State.Setup);
}
} else {
throw new CloudRuntimeException("Can't design network " + network + "; netmask/gateway must be passed in");
}
return network;
}
@Override
public void deallocate(Network network, NicProfile nic, VirtualMachineProfile vm) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Deallocate network: networkId: " + nic.getNetworkId() + ", ip: " + nic.getIp4Address());
}
PrivateIpVO ip = _privateIpDao.findByIpAndSourceNetworkId(nic.getNetworkId(), nic.getIp4Address());
if (ip != null) {
_privateIpDao.releaseIpAddress(nic.getIp4Address(), nic.getNetworkId());
}
nic.deallocate();
}
@Override
public Network implement(Network network, NetworkOffering offering, DeployDestination dest, ReservationContext context)
throws InsufficientVirtualNetworkCapcityException {
return network;
}
@Override
public NicProfile allocate(Network network, NicProfile nic, VirtualMachineProfile vm) throws InsufficientVirtualNetworkCapcityException,
InsufficientAddressCapacityException {
DataCenter dc = _entityMgr.findById(DataCenter.class, network.getDataCenterId());
NetworkOffering offering = _entityMgr.findById(NetworkOffering.class, network.getNetworkOfferingId());
if (!canHandle(offering, dc)) {
return null;
}
if (nic == null) {
nic = new NicProfile(ReservationStrategy.Create, null, null, null, null);
}
getIp(nic, dc, network);
if (nic.getIp4Address() == null) {
nic.setStrategy(ReservationStrategy.Start);
} else {
nic.setStrategy(ReservationStrategy.Create);
}
return nic;
}
protected void getIp(NicProfile nic, DataCenter dc, Network network) throws InsufficientVirtualNetworkCapcityException, InsufficientAddressCapacityException {
if (nic.getIp4Address() == null) {
PrivateIpVO ipVO = _privateIpDao.allocateIpAddress(network.getDataCenterId(), network.getId(), null);
String vlanTag = BroadcastDomainType.getValue(network.getBroadcastUri());
String netmask = NetUtils.getCidrNetmask(network.getCidr());
PrivateIpAddress ip =
new PrivateIpAddress(ipVO, vlanTag, network.getGateway(), netmask, NetUtils.long2Mac(NetUtils.createSequenceBasedMacAddress(ipVO.getMacAddress())));
nic.setIp4Address(ip.getIpAddress());
nic.setGateway(ip.getGateway());
nic.setNetmask(ip.getNetmask());
nic.setIsolationUri(IsolationType.Vlan.toUri(ip.getBroadcastUri()));
nic.setBroadcastUri(IsolationType.Vlan.toUri(ip.getBroadcastUri()));
nic.setBroadcastType(BroadcastDomainType.Vlan);
nic.setFormat(AddressFormat.Ip4);
nic.setReservationId(String.valueOf(ip.getBroadcastUri()));
nic.setMacAddress(ip.getMacAddress());
}
nic.setDns1(dc.getDns1());
nic.setDns2(dc.getDns2());
}
@Override
public void updateNicProfile(NicProfile profile, Network network) {
DataCenter dc = _entityMgr.findById(DataCenter.class, network.getDataCenterId());
if (profile != null) {
profile.setDns1(dc.getDns1());
profile.setDns2(dc.getDns2());
}
}
@Override
public void reserve(NicProfile nic, Network network, VirtualMachineProfile vm, DeployDestination dest, ReservationContext context)
throws InsufficientVirtualNetworkCapcityException, InsufficientAddressCapacityException {
if (nic.getIp4Address() == null) {
getIp(nic, _entityMgr.findById(DataCenter.class, network.getDataCenterId()), network);
nic.setStrategy(ReservationStrategy.Create);
}
}
@Override
public boolean release(NicProfile nic, VirtualMachineProfile vm, String reservationId) {
return true;
}
@Override
public void shutdown(NetworkProfile profile, NetworkOffering offering) {
}
@Override
public boolean trash(Network network, NetworkOffering offering) {
return true;
}
@Override
public void updateNetworkProfile(NetworkProfile networkProfile) {
DataCenter dc = _entityMgr.findById(DataCenter.class, networkProfile.getDataCenterId());
networkProfile.setDns1(dc.getDns1());
networkProfile.setDns2(dc.getDns2());
}
}