/**
 *  Copyright (C) 2010 Cloud.com, Inc.  All rights reserved.
 * 
 * This software is licensed under the GNU General Public License v3 or later.
 * 
 * It is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or any later version.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 * 
 */
package com.cloud.network.rules;

import java.util.List;

import com.cloud.exception.NetworkRuleConflictException;
import com.cloud.exception.ResourceUnavailableException;
import com.cloud.network.IpAddress;
import com.cloud.user.Account;
import com.cloud.uservm.UserVm;


/**
 * Rules Manager manages the network rules created for different networks.
 */
public interface RulesManager extends RulesService {
    
    boolean applyPortForwardingRules(long ipAddressId, boolean continueOnError, Account caller);
    
    boolean applyStaticNatRules(long sourceIpId, boolean continueOnError, Account caller);
    
    boolean applyPortForwardingRulesForNetwork(long networkId, boolean continueOnError, Account caller);
    
    boolean applyStaticNatRulesForNetwork(long networkId, boolean continueOnError, Account caller);
    
    void checkIpAndUserVm(IpAddress ipAddress, UserVm userVm, Account caller);
    void checkRuleAndUserVm(FirewallRule rule, UserVm userVm, Account caller);
    
    boolean revokeAllPFAndStaticNatRulesForIp(long ipId, long userId, Account caller) throws ResourceUnavailableException;
    
    boolean revokeAllPFStaticNatRulesForNetwork(long networkId, long userId, Account caller) throws ResourceUnavailableException;
    
    List<? extends FirewallRule> listFirewallRulesByIp(long ipAddressId);
    
    /**
     * Returns a list of port forwarding rules that are ready for application
     * to the network elements for this ip.
     * @param ip
     * @return List of PortForwardingRule
     */
    List<? extends PortForwardingRule> listPortForwardingRulesForApplication(long ipId);
    
    List<? extends PortForwardingRule> gatherPortForwardingRulesForApplication(List<? extends IpAddress> addrs);

	boolean revokePortForwardingRulesForVm(long vmId);
	
	boolean revokeStaticNatRulesForVm(long vmId);
	
	FirewallRule[] reservePorts(IpAddress ip, String protocol, FirewallRule.Purpose purpose, boolean openFirewall, Account caller, int... ports) throws NetworkRuleConflictException;
	boolean releasePorts(long ipId, String protocol, FirewallRule.Purpose purpose, int... ports);
	
	List<PortForwardingRuleVO> listByNetworkId(long networkId);

    boolean applyStaticNatForIp(long sourceIpId, boolean continueOnError, Account caller, boolean forRevoke);
    
    boolean applyStaticNatsForNetwork(long networkId, boolean continueOnError, Account caller);

	boolean enableElasticIpAndStaticNatForVm(UserVm vm, boolean stopOnError);
	
    boolean disableStaticNat(long ipAddressId, Account caller, long callerUserId) throws ResourceUnavailableException;

}