mirror of https://github.com/apache/cloudstack.git
131 lines
4.7 KiB
Java
131 lines
4.7 KiB
Java
/**
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* * Copyright (C) 2011 Citrix Systems, Inc. All rights reserved
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*
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*
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* This software is licensed under the GNU General Public License v3 or later.
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*
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* It is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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package com.cloud.network.element;
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import java.util.HashMap;
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import java.util.Map;
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import javax.ejb.Local;
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import org.apache.log4j.Logger;
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import com.cloud.baremetal.ExternalDhcpManager;
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import com.cloud.dc.DataCenter;
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import com.cloud.dc.DataCenter.NetworkType;
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import com.cloud.dc.Pod;
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import com.cloud.deploy.DeployDestination;
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import com.cloud.exception.ConcurrentOperationException;
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import com.cloud.exception.InsufficientCapacityException;
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import com.cloud.exception.ResourceUnavailableException;
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import com.cloud.host.Host;
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import com.cloud.hypervisor.Hypervisor.HypervisorType;
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import com.cloud.network.Network;
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import com.cloud.network.Network.Capability;
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import com.cloud.network.Network.Provider;
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import com.cloud.network.Network.Service;
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import com.cloud.network.Network.Type;
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import com.cloud.network.Networks.TrafficType;
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import com.cloud.offering.NetworkOffering;
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import com.cloud.utils.component.AdapterBase;
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import com.cloud.utils.component.Inject;
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import com.cloud.vm.NicProfile;
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import com.cloud.vm.ReservationContext;
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import com.cloud.vm.VirtualMachine;
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import com.cloud.vm.VirtualMachineProfile;
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@Local(value=NetworkElement.class)
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public class ExternalDhcpElement extends AdapterBase implements NetworkElement {
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private static final Logger s_logger = Logger.getLogger(ExternalDhcpElement.class);
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@Inject ExternalDhcpManager _dhcpMgr;
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private static final Map<Service, Map<Capability, String>> capabilities = setCapabilities();
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private boolean canHandle(DeployDestination dest, TrafficType trafficType, Type networkType) {
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DataCenter dc = dest.getDataCenter();
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Pod pod = dest.getPod();
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if (pod.getExternalDhcp() && dc.getNetworkType() == NetworkType.Basic && trafficType == TrafficType.Guest
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&& networkType == Network.Type.Shared) {
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s_logger.debug("External DHCP can handle");
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return true;
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}
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return false;
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}
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private static Map<Service, Map<Capability, String>> setCapabilities() {
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Map<Service, Map<Capability, String>> capabilities = new HashMap<Service, Map<Capability, String>>();
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capabilities.put(Service.Dhcp, null);
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return capabilities;
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}
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@Override
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public Map<Service, Map<Capability, String>> getCapabilities() {
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return capabilities;
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}
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@Override
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public Provider getProvider() {
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return Provider.ExternalDhcpServer;
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}
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@Override
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public boolean implement(Network network, NetworkOffering offering, DeployDestination dest, ReservationContext context)
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throws ConcurrentOperationException, ResourceUnavailableException, InsufficientCapacityException {
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if (!canHandle(dest, offering.getTrafficType(), network.getType())) {
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return false;
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}
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return true;
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}
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@Override
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public boolean prepare(Network network, NicProfile nic, VirtualMachineProfile<? extends VirtualMachine> vm, DeployDestination dest,
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ReservationContext context) throws ConcurrentOperationException, ResourceUnavailableException, InsufficientCapacityException {
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Host host = dest.getHost();
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if (host.getHypervisorType() == HypervisorType.BareMetal || !canHandle(dest, network.getTrafficType(), network.getType())) {
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//BareMetalElement or DhcpElement handle this
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return false;
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}
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return _dhcpMgr.addVirtualMachineIntoNetwork(network, nic, vm, dest, context);
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}
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@Override
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public boolean release(Network network, NicProfile nic, VirtualMachineProfile<? extends VirtualMachine> vm, ReservationContext context)
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throws ConcurrentOperationException, ResourceUnavailableException {
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return true;
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}
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@Override
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public boolean shutdown(Network network, ReservationContext context) throws ConcurrentOperationException, ResourceUnavailableException {
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return true;
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}
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@Override
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public boolean restart(Network network, ReservationContext context, boolean cleanup) throws ConcurrentOperationException, ResourceUnavailableException,
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InsufficientCapacityException {
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return true;
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}
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@Override
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public boolean destroy(Network network) throws ConcurrentOperationException, ResourceUnavailableException {
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return true;
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}
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}
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