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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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// under the License.
package com.cloud.network.guru;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.List;
import javax.ejb.Local;
import javax.inject.Inject;
import org.apache.log4j.Logger;
import com.cloud.agent.AgentManager;
import com.cloud.agent.api.CreateLogicalSwitchAnswer;
import com.cloud.agent.api.CreateLogicalSwitchCommand;
import com.cloud.agent.api.DeleteLogicalSwitchAnswer;
import com.cloud.agent.api.DeleteLogicalSwitchCommand;
import com.cloud.dc.DataCenter;
import com.cloud.dc.DataCenter.NetworkType;
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.host.HostVO;
import com.cloud.host.dao.HostDao;
import com.cloud.host.dao.HostDetailsDao;
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.NetworkModel;
import com.cloud.network.NetworkProfile;
import com.cloud.network.Networks.BroadcastDomainType;
import com.cloud.network.NiciraNvpDeviceVO;
import com.cloud.network.PhysicalNetwork;
import com.cloud.network.PhysicalNetwork.IsolationMethod;
import com.cloud.network.dao.NetworkDao;
import com.cloud.network.dao.NetworkVO;
import com.cloud.network.dao.NiciraNvpDao;
import com.cloud.network.dao.PhysicalNetworkDao;
import com.cloud.network.dao.PhysicalNetworkVO;
import com.cloud.offering.NetworkOffering;
import com.cloud.offerings.dao.NetworkOfferingServiceMapDao;
import com.cloud.resource.ResourceManager;
import com.cloud.user.Account;
import com.cloud.user.dao.AccountDao;
import com.cloud.vm.NicProfile;
import com.cloud.vm.ReservationContext;
import com.cloud.vm.VirtualMachineProfile;
@Local(value = NetworkGuru.class)
public class NiciraNvpGuestNetworkGuru extends GuestNetworkGuru {
private static final Logger s_logger = Logger.getLogger(NiciraNvpGuestNetworkGuru.class);
@Inject
NetworkModel _networkModel;
@Inject
NetworkDao _networkDao;
@Inject
DataCenterDao _zoneDao;
@Inject
PhysicalNetworkDao _physicalNetworkDao;
@Inject
AccountDao _accountDao;
@Inject
NiciraNvpDao _niciraNvpDao;
@Inject
HostDao _hostDao;
@Inject
ResourceManager _resourceMgr;
@Inject
AgentManager _agentMgr;
@Inject
HostDetailsDao _hostDetailsDao;
@Inject
NetworkOfferingServiceMapDao _ntwkOfferingSrvcDao;
public NiciraNvpGuestNetworkGuru() {
super();
_isolationMethods = new IsolationMethod[] {IsolationMethod.STT};
}
@Override
protected boolean canHandle(NetworkOffering offering, final NetworkType networkType, final PhysicalNetwork physicalNetwork) {
// This guru handles only Guest Isolated network that supports Source nat service
if (networkType == NetworkType.Advanced
&& isMyTrafficType(offering.getTrafficType())
&& offering.getGuestType() == Network.GuestType.Isolated
&& isMyIsolationMethod(physicalNetwork)
&& _ntwkOfferingSrvcDao.areServicesSupportedByNetworkOffering(offering.getId(), Service.Connectivity)) {
return true;
} else {
s_logger.trace("We only take care of 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) {
// Check of the isolation type of the related physical network is STT
PhysicalNetworkVO physnet = _physicalNetworkDao.findById(plan.getPhysicalNetworkId());
DataCenter dc = _dcDao.findById(plan.getDataCenterId());
if (!canHandle(offering, dc.getNetworkType(), physnet)) {
s_logger.debug("Refusing to design this network");
return null;
}
List<NiciraNvpDeviceVO> devices = _niciraNvpDao.listByPhysicalNetwork(physnet.getId());
if (devices.isEmpty()) {
s_logger.error("No NiciraNvp Controller on physical network " + physnet.getName());
return null;
}
s_logger.debug("Nicira Nvp " + devices.get(0).getUuid() + " found on physical network " + physnet.getId());
s_logger.debug("Physical isolation type is STT, asking GuestNetworkGuru to design this network");
NetworkVO networkObject = (NetworkVO)super.design(offering, plan, userSpecified, owner);
if (networkObject == null) {
return null;
}
// Override the broadcast domain type
networkObject.setBroadcastDomainType(BroadcastDomainType.Lswitch);
return networkObject;
}
@Override
public Network implement(Network network, NetworkOffering offering,
DeployDestination dest, ReservationContext context)
throws InsufficientVirtualNetworkCapcityException {
assert (network.getState() == State.Implementing) : "Why are we implementing " + network;
long dcId = dest.getDataCenter().getId();
//get physical network id
Long physicalNetworkId = network.getPhysicalNetworkId();
// physical network id can be null in Guest Network in Basic zone, so locate the physical network
if (physicalNetworkId == null) {
physicalNetworkId = _networkModel.findPhysicalNetworkId(dcId, offering.getTags(), offering.getTrafficType());
}
NetworkVO implemented = new NetworkVO(network.getTrafficType(), network.getMode(), network.getBroadcastDomainType(), network.getNetworkOfferingId(), State.Allocated,
network.getDataCenterId(), physicalNetworkId);
if (network.getGateway() != null) {
implemented.setGateway(network.getGateway());
}
if (network.getCidr() != null) {
implemented.setCidr(network.getCidr());
}
// Name is either the given name or the uuid
String name = network.getName();
if (name == null || name.isEmpty()) {
name = ((NetworkVO)network).getUuid();
}
if (name.length() > 40) {
name = name.substring(0, 39); // max length 40
}
List<NiciraNvpDeviceVO> devices = _niciraNvpDao.listByPhysicalNetwork(physicalNetworkId);
if (devices.isEmpty()) {
s_logger.error("No NiciraNvp Controller on physical network " + physicalNetworkId);
return null;
}
NiciraNvpDeviceVO niciraNvpDevice = devices.get(0);
HostVO niciraNvpHost = _hostDao.findById(niciraNvpDevice.getHostId());
_hostDao.loadDetails(niciraNvpHost);
String transportzoneuuid = niciraNvpHost.getDetail("transportzoneuuid");
String transportzoneisotype = niciraNvpHost.getDetail("transportzoneisotype");
CreateLogicalSwitchCommand cmd = new CreateLogicalSwitchCommand(transportzoneuuid, transportzoneisotype, name,
context.getDomain().getName() + "-" + context.getAccount().getAccountName());
CreateLogicalSwitchAnswer answer = (CreateLogicalSwitchAnswer)_agentMgr.easySend(niciraNvpHost.getId(), cmd);
if (answer == null || !answer.getResult()) {
s_logger.error("CreateLogicalSwitchCommand failed");
return null;
}
try {
implemented.setBroadcastUri(new URI("lswitch", answer.getLogicalSwitchUuid(), null));
implemented.setBroadcastDomainType(BroadcastDomainType.Lswitch);
s_logger.info("Implemented OK, network linked to = " + implemented.getBroadcastUri().toString());
} catch (URISyntaxException e) {
s_logger.error("Unable to store logical switch id in broadcast uri, uuid = " + implemented.getUuid(), e);
return null;
}
return implemented;
}
@Override
public void reserve(NicProfile nic, Network network,
VirtualMachineProfile vm,
DeployDestination dest, ReservationContext context)
throws InsufficientVirtualNetworkCapcityException,
InsufficientAddressCapacityException {
// TODO Auto-generated method stub
super.reserve(nic, network, vm, dest, context);
}
@Override
public boolean release(NicProfile nic,
VirtualMachineProfile vm,
String reservationId) {
// TODO Auto-generated method stub
return super.release(nic, vm, reservationId);
}
@Override
public void shutdown(NetworkProfile profile, NetworkOffering offering) {
NetworkVO networkObject = _networkDao.findById(profile.getId());
if (networkObject.getBroadcastDomainType() != BroadcastDomainType.Lswitch ||
networkObject.getBroadcastUri() == null) {
s_logger.warn("BroadcastUri is empty or incorrect for guestnetwork " + networkObject.getDisplayText());
return;
}
List<NiciraNvpDeviceVO> devices = _niciraNvpDao.listByPhysicalNetwork(networkObject.getPhysicalNetworkId());
if (devices.isEmpty()) {
s_logger.error("No NiciraNvp Controller on physical network " + networkObject.getPhysicalNetworkId());
return;
}
NiciraNvpDeviceVO niciraNvpDevice = devices.get(0);
HostVO niciraNvpHost = _hostDao.findById(niciraNvpDevice.getHostId());
DeleteLogicalSwitchCommand cmd = new DeleteLogicalSwitchCommand(BroadcastDomainType.getValue(networkObject.getBroadcastUri()));
DeleteLogicalSwitchAnswer answer = (DeleteLogicalSwitchAnswer) _agentMgr.easySend(niciraNvpHost.getId(), cmd);
if (answer == null || !answer.getResult()) {
s_logger.error("DeleteLogicalSwitchCommand failed");
}
super.shutdown(profile, offering);
}
@Override
public boolean trash(Network network, NetworkOffering offering) {
return super.trash(network, offering);
}
}