// Copyright 2012 Citrix Systems, Inc. Licensed under the
// Apache License, Version 2.0 (the "License"); you may not use this
// file except in compliance with the License.  Citrix Systems, Inc.
// reserves all rights not expressly granted by 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.
// 
// Automatically generated by addcopyright.py at 04/03/2012
package com.cloud.network.lb;

import java.util.List;

import com.cloud.api.commands.CreateLoadBalancerRuleCmd;
import com.cloud.exception.InsufficientAddressCapacityException;
import com.cloud.exception.NetworkRuleConflictException;
import com.cloud.exception.ResourceUnavailableException;
import com.cloud.network.Network;
import com.cloud.network.rules.FirewallRule;
import com.cloud.network.rules.LoadBalancer;
import com.cloud.user.Account;

public interface ElasticLoadBalancerManager {
    public static final int DEFAULT_ELB_VM_RAMSIZE = 128;            // 512 MB
    public static final int DEFAULT_ELB_VM_CPU_MHZ = 256;               // 500 MHz

    public boolean applyLoadBalancerRules(Network network, 
            List<? extends FirewallRule> rules) 
            throws ResourceUnavailableException;

    public LoadBalancer handleCreateLoadBalancerRule(CreateLoadBalancerRuleCmd lb, Account caller, long networkId) throws InsufficientAddressCapacityException, NetworkRuleConflictException;
    
    public void handleDeleteLoadBalancerRule(LoadBalancer lb, long callerUserId, Account caller);
}