content: //
  // 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 org.apache.cloudstack.network.opendaylight;
  
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  import java.util.Set;
  
  import javax.inject.Inject;
  import javax.naming.ConfigurationException;
  
  import org.springframework.stereotype.Component;
  
  import org.apache.cloudstack.network.opendaylight.agent.commands.StartupOpenDaylightControllerCommand;
  
  import com.cloud.agent.api.StartupCommand;
  import com.cloud.deploy.DeployDestination;
  import com.cloud.exception.ConcurrentOperationException;
  import com.cloud.exception.InsufficientCapacityException;
  import com.cloud.exception.ResourceUnavailableException;
  import com.cloud.host.Host;
  import com.cloud.host.HostVO;
  import com.cloud.network.Network;
  import com.cloud.network.Network.Capability;
  import com.cloud.network.Network.Provider;
  import com.cloud.network.Network.Service;
  import com.cloud.network.PhysicalNetworkServiceProvider;
  import com.cloud.network.element.ConnectivityProvider;
  import com.cloud.offering.NetworkOffering;
  import com.cloud.resource.ResourceManager;
  import com.cloud.resource.ResourceStateAdapter;
  import com.cloud.resource.ServerResource;
  import com.cloud.resource.UnableDeleteHostException;
  import com.cloud.utils.component.AdapterBase;
  import com.cloud.utils.exception.CloudRuntimeException;
  import com.cloud.vm.NicProfile;
  import com.cloud.vm.ReservationContext;
  import com.cloud.vm.VirtualMachineProfile;
  
  @Component
  public class OpendaylightElement extends AdapterBase implements ConnectivityProvider, ResourceStateAdapter {
  
      private static final Map<Service, Map<Capability, String>> s_capabilities = setCapabilities();
  
      @Inject
      ResourceManager resourceManager;
  
      @Override
      public Map<Service, Map<Capability, String>> getCapabilities() {
          return s_capabilities;
      }
  
      @Override
      public Provider getProvider() {
          return Provider.Opendaylight;
      }
  
      @Override
      public boolean configure(String name, Map<String, Object> params) throws ConfigurationException {
          boolean configured = super.configure(name, params);
          if (configured)
              resourceManager.registerResourceStateAdapter(name, this);
          return configured;
      }
  
      @Override
      public boolean implement(Network network, NetworkOffering offering, DeployDestination dest, ReservationContext context) throws ConcurrentOperationException,
      ResourceUnavailableException, InsufficientCapacityException {
          // TODO Auto-generated method stub
          return true;
      }
  
      @Override
      public boolean prepare(Network network, NicProfile nic, VirtualMachineProfile vm, DeployDestination dest, ReservationContext context) throws ConcurrentOperationException,
      ResourceUnavailableException, InsufficientCapacityException {
          // TODO Auto-generated method stub
          return true;
      }
  
      @Override
      public boolean release(Network network, NicProfile nic, VirtualMachineProfile vm, ReservationContext context) throws ConcurrentOperationException,
      ResourceUnavailableException {
          // TODO Auto-generated method stub
          return true;
      }
  
      @Override
      public boolean shutdown(Network network, ReservationContext context, boolean cleanup) throws ConcurrentOperationException, ResourceUnavailableException {
          return true;
      }
  
      @Override
      public boolean destroy(Network network, ReservationContext context) throws ConcurrentOperationException, ResourceUnavailableException {
          return true;
      }
  
      @Override
      public boolean isReady(PhysicalNetworkServiceProvider provider) {
          return true;
      }
  
      @Override
      public boolean shutdownProviderInstances(PhysicalNetworkServiceProvider provider, ReservationContext context) throws ConcurrentOperationException,
      ResourceUnavailableException {
          return true;
      }
  
      @Override
      public boolean canEnableIndividualServices() {
          return false;
      }
  
      @Override
      public boolean verifyServicesCombination(Set<Service> services) {
          if (services.contains(Service.Connectivity) && services.size() == 1)
              return true;
          return false;
      }
  
      @Override
      public HostVO createHostVOForConnectedAgent(HostVO host, StartupCommand[] startup) {
          if (!(startup[0] instanceof StartupOpenDaylightControllerCommand)) {
              return null;
          }
          throw new CloudRuntimeException("createHostVOForConnectedAgent is not implemented for OpendaylightElement");
      }
  
      @Override
      public HostVO createHostVOForDirectConnectAgent(HostVO host, StartupCommand[] startup, ServerResource resource, Map<String, String> details, List<String> hostTags) {
          if (!(startup[0] instanceof StartupOpenDaylightControllerCommand)) {
              return null;
          }
          host.setType(Host.Type.L2Networking);
          return host;
      }
  
      @Override
      public DeleteHostAnswer deleteHost(HostVO host, boolean isForced, boolean isForceDeleteStorage) throws UnableDeleteHostException {
          return new DeleteHostAnswer(true);
      }
  
      private static Map<Service, Map<Capability, String>> setCapabilities() {
          Map<Service, Map<Capability, String>> capabilities = new HashMap<Service, Map<Capability, String>>();
  
          // L2 Support : SDN provisioning
          capabilities.put(Service.Connectivity, null);
  
          return capabilities;
      }
  
  }
  