// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// 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
// "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.
/** Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* 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
* "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.
*/
package com.cloud.network.guru;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.List;
import javax.ejb.Local;
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.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.NetworkManager;
import com.cloud.network.NetworkProfile;
import com.cloud.network.NetworkVO;
import com.cloud.network.Network.GuestType;
import com.cloud.network.Network.State;
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.PhysicalNetworkVO;
import com.cloud.network.dao.NetworkDao;
import com.cloud.network.dao.NiciraNvpDao;
import com.cloud.network.dao.PhysicalNetworkDao;
import com.cloud.offering.NetworkOffering;
import com.cloud.resource.ResourceManager;
import com.cloud.user.Account;
import com.cloud.user.dao.AccountDao;
import com.cloud.utils.component.Inject;
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 NiciraNvpGuestNetworkGuru extends GuestNetworkGuru {
private static final Logger s_logger = Logger.getLogger(NiciraNvpGuestNetworkGuru.class);
@Inject
NetworkManager _externalNetworkManager;
@Inject
NetworkManager _networkMgr;
@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;
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)) {
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());
if (physnet == null || physnet.getIsolationMethods() == null || !physnet.getIsolationMethods().contains("STT")) {
s_logger.debug("Refusing to design this network, the physical isolation type is not STT");
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 = _networkMgr.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 implemented;
}
@Override
public void reserve(NicProfile nic, Network network,
VirtualMachineProfile<? extends VirtualMachine> 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<? extends VirtualMachine> 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(networkObject.getBroadcastUri().getSchemeSpecificPart());
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,
Account owner) {
return super.trash(network, offering, owner);
}
}