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 com.cloud.network.ovs;
  
  import com.cloud.utils.component.Manager;
  
  import java.util.List;
  
  public interface OvsNetworkTopologyGuru extends Manager {
  
      /**
       * get the list of hypervisor hosts id's on which VM's belonging to the network currently spans
       */
      public  List<Long> getNetworkSpanedHosts(long networkId);
  
      /**
       * get the list of hypervisor hosts id's on which VM's belonging to a VPC spans
       */
      public  List<Long> getVpcSpannedHosts(long vpId);
  
      /**
       * get the list of VPC id's of the vpc's for which one or more VM's from the VPC are running on the host
       */
      public  List<Long> getVpcOnHost(long hostId);
  
      /**
       * get the list of all active Vm id's in a network
       */
      public List<Long> getAllActiveVmsInNetwork(long networkId);
  
      /**
       * get the list of all active Vm id's in the VPC for all ther tiers
       */
      public List<Long> getAllActiveVmsInVpc(long vpcId);
  
      /**
       * get the list of all Vm id's in the VPC for all the tiers that are running on the host
       */
      public List<Long> getActiveVmsInVpcOnHost(long vpcId, long hostId);
  
      /**
       * get the list of all Vm id's in the network that are running on the host
       */
      public List<Long> getActiveVmsInNetworkOnHost(long vpcId, long hostId, boolean includeVr);
  
      /**
       * get the list of all Vpc id's in which, a VM has a nic in the network that is part of VPC
       */
      public List<Long> getVpcIdsVmIsPartOf(long vmId);
  }
  