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// 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
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// 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 com.cloud.network.vpc.VpcVO;
import com.cloud.network.vpc.dao.VpcDao;
import javax.ejb.Local;
import javax.inject.Inject;
import org.apache.log4j.Logger;
import org.springframework.stereotype.Component;
import org.apache.cloudstack.context.CallContext;
import com.cloud.dc.DataCenter;
import com.cloud.dc.DataCenter.NetworkType;
import com.cloud.deploy.DeployDestination;
import com.cloud.deploy.DeploymentPlan;
import com.cloud.event.ActionEventUtils;
import com.cloud.event.EventTypes;
import com.cloud.event.EventVO;
import com.cloud.exception.InsufficientAddressCapacityException;
import com.cloud.exception.InsufficientVirtualNetworkCapcityException;
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.NetworkProfile;
import com.cloud.network.Networks.BroadcastDomainType;
import com.cloud.network.PhysicalNetwork;
import com.cloud.network.PhysicalNetwork.IsolationMethod;
import com.cloud.network.dao.NetworkVO;
import com.cloud.network.dao.PhysicalNetworkVO;
import com.cloud.network.ovs.OvsTunnelManager;
import com.cloud.offering.NetworkOffering;
import com.cloud.offerings.dao.NetworkOfferingServiceMapDao;
import com.cloud.user.Account;
import com.cloud.vm.NicProfile;
import com.cloud.vm.ReservationContext;
import com.cloud.vm.VirtualMachineProfile;
@Component
@Local(value = NetworkGuru.class)
public class OvsGuestNetworkGuru extends GuestNetworkGuru {
private static final Logger s_logger = Logger
.getLogger(OvsGuestNetworkGuru.class);
@Inject
OvsTunnelManager _ovsTunnelMgr;
@Inject
NetworkOfferingServiceMapDao _ntwkOfferingSrvcDao;
@Inject
VpcDao _vpcDao;
OvsGuestNetworkGuru() {
super();
_isolationMethods = new IsolationMethod[] {IsolationMethod.GRE,
IsolationMethod.L3, IsolationMethod.VLAN};
}
@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) {
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;
}
NetworkVO config = (NetworkVO)super.design(offering, plan,
userSpecified, owner);
if (config == null) {
return null;
}
config.setBroadcastDomainType(BroadcastDomainType.Vswitch);
return config;
}
@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();
NetworkType nwType = dest.getDataCenter().getNetworkType();
// 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());
}
PhysicalNetworkVO physnet = _physicalNetworkDao
.findById(physicalNetworkId);
if (!canHandle(offering, nwType, physnet)) {
s_logger.debug("Refusing to design this network");
return null;
}
NetworkVO implemented = (NetworkVO)super.implement(network, offering,
dest, context);
if (network.getGateway() != null) {
implemented.setGateway(network.getGateway());
}
if (network.getCidr() != null) {
implemented.setCidr(network.getCidr());
}
implemented.setBroadcastDomainType(BroadcastDomainType.Vswitch);
// for the networks that are part of VPC enabled for distributed routing use scheme vs://vpcid.GRE key for network
if (network.getVpcId() != null && isVpcEnabledForDistributedRouter(network.getVpcId())) {
String keyStr = BroadcastDomainType.getValue(implemented.getBroadcastUri());
Long vpcid= network.getVpcId();
implemented.setBroadcastUri(BroadcastDomainType.Vswitch.toUri(vpcid.toString() + "." + keyStr));
}
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.Vswitch
|| networkObject.getBroadcastUri() == null) {
s_logger.warn("BroadcastUri is empty or incorrect for guestnetwork "
+ networkObject.getDisplayText());
return;
}
if (profile.getBroadcastDomainType() == BroadcastDomainType.Vswitch ) {
s_logger.debug("Releasing vnet for the network id=" + profile.getId());
_dcDao.releaseVnet(BroadcastDomainType.getValue(profile.getBroadcastUri()), profile.getDataCenterId(), profile.getPhysicalNetworkId(),
profile.getAccountId(), profile.getReservationId());
}
profile.setBroadcastUri(null);
}
@Override
public boolean trash(Network network, NetworkOffering offering) {
return super.trash(network, offering);
}
@Override
protected void allocateVnet(Network network, NetworkVO implemented,
long dcId, long physicalNetworkId, String reservationId)
throws InsufficientVirtualNetworkCapcityException {
if (network.getBroadcastUri() == null) {
String vnet = _dcDao.allocateVnet(dcId, physicalNetworkId,
network.getAccountId(), reservationId,
UseSystemGuestVlans.valueIn(network.getAccountId()));
if (vnet == null) {
throw new InsufficientVirtualNetworkCapcityException(
"Unable to allocate vnet as a part of network "
+ network + " implement ", DataCenter.class,
dcId);
}
implemented
.setBroadcastUri(BroadcastDomainType.Vswitch.toUri(vnet));
ActionEventUtils.onCompletedActionEvent(
CallContext.current().getCallingUserId(),
network.getAccountId(),
EventVO.LEVEL_INFO,
EventTypes.EVENT_ZONE_VLAN_ASSIGN,
"Assigned Zone Vlan: " + vnet + " Network Id: "
+ network.getId(), 0);
} else {
implemented.setBroadcastUri(network.getBroadcastUri());
}
}
boolean isVpcEnabledForDistributedRouter(long vpcId) {
VpcVO vpc = _vpcDao.findById(vpcId);
return vpc.usesDistributedRouter();
}
}