/**
* Builds a binding pool from an AddressPool using the given link.
*
* @param pool the AddressPool to wrap as an AddressBindingPool
* @param link the link
*
* @return the binding pool
*
* @throws DhcpServerConfigException if there is a problem parsing the configured range
*/
private V6AddressBindingPool BuildV6BindingPool(v6AddressPool pool, link link, linkFilter linkFilter)
{
Debug.Assert(CheckIPIsUsed != null, "V6AddrBindingManager --BuildV6BindingPool-- CheckIPIsUsed = null");
V6AddressBindingPool bp = new V6AddressBindingPool(pool);
long pLifetime = long.Parse(Property.PREFERRED_LIFETIME.Value());
// DhcpServerPolicies.EffectivePolicyAsLong(bp, link, Property.PREFERRED_LIFETIME);
bp.SetPreferredLifetime(pLifetime);
long vLifetime = long.Parse(Property.VALID_LIFETIME.Value());
// DhcpServerPolicies.EffectivePolicyAsLong(bp, link, Property.VALID_LIFETIME);
bp.SetValidLifetime(vLifetime);
bp.SetLinkFilter(linkFilter);
bp.CheckIPIsUsed = CheckIPIsUsed;
List <IPAddress> usedIps = null;// iaMgr.findExistingIPs(bp.getStartAddress(), bp.getEndAddress());
if ((usedIps != null) && usedIps.Count > 0)
{
foreach (IPAddress ip in usedIps)
{
//TODO: for the quickest startup?...
// set IP as used without checking if the binding has expired
// let the reaper thread deal with all binding cleanup activity
bp.SetUsed(ip);
}
}
log.Info("Built address binding pool: " + bp.GetStartAddress().ToString() + "-" +
bp.GetEndAddress().ToString());
return(bp);
}
/**
* Build a BindingAddress for the given InetAddress and DhcpLink.
*
* @param inetAddr the inet addr
* @param clientLink the client link
* @param requestMsg the request msg
*
* @return the binding address
*/
protected override BindingObject BuildBindingObject(IPAddress inetAddr,
DhcpLink clientLink, DhcpMessage requestMsg)
{
V6AddressBindingPool bp =
(V6AddressBindingPool)FindBindingPool(clientLink.GetLink(), inetAddr, requestMsg);
if (bp != null)
{
bp.SetUsed(inetAddr); // TODO check if this is necessary
IaAddress iaAddr = new IaAddress();
iaAddr.SetIpAddress(inetAddr);
V6BindingAddress bindingAddr = new V6BindingAddress(iaAddr, bp);
SetBindingObjectTimes(bindingAddr,
bp.GetPreferredLifetimeMs(), bp.GetPreferredLifetimeMs());
// TODO store the configured options in the persisted binding?
// bindingAddr.setDhcpOptions(bp.getDhcpOptions());
return(bindingAddr);
}
else
{
log.Error("Failed to create BindingAddress: No BindingPool found for IP=" +
inetAddr.ToString());
}
// MUST have a BindingPool, otherwise something's broke
return(null);
}
/**
* Build the list of V6AddressBindingPools from the list of configured V6AddressPools
* for the given configuration Link container object. The list of V6AddressBindingPools
* starts with the filtered AddressPools followed by non-filtered AddressPools.
*
* @param link the configuration Link object
*
* @return the list of V6AddressBindingPools (<? extends BindingPool>)
*
* @throws DhcpServerConfigException if there is a problem parsing a configured range
*/
protected override List <BindingPool> BuildBindingPools(link link)
{
Debug.Assert(CheckIPIsUsed != null, "V6AddrBindingManager --BuildBindingPools-- CheckIPIsUsed = null");
List <BindingPool> bindingPools = new List <BindingPool>();
// Put the filtered pools first in the list of pools on this link
List <linkFilter> linkFilters = link.linkFilters;
if ((linkFilters != null) && linkFilters.Count > 0)
{
foreach (linkFilter linkFilter in linkFilters)
{
List <v6AddressPool> pools = GetV6AddressPools(linkFilter);
if ((pools != null) && pools.Count > 0)
{
foreach (v6AddressPool pool in pools)
{
V6AddressBindingPool abp = BuildV6BindingPool(pool, link, linkFilter);
abp.CheckIPIsUsed = CheckIPIsUsed;
bindingPools.Add(abp);
}
}
//else
//{
// log.Error("PoolList is null for PoolsType: " + linkFilter);
//}
}
}
List <v6AddressPool> unpools = GetV6AddressPools(link);
// add the unfiltered pools to the mapped list
if ((unpools != null) && unpools.Count > 0)
{
foreach (v6AddressPool pool in unpools)
{
V6AddressBindingPool abp = BuildV6BindingPool(pool, link);
bindingPools.Add(abp);
}
}
//else
//{
// log.Error("PoolList is null for PoolsType: " + poolsType);
//}
//TODO this is very dangerous if the server is managing
// both NA and TA address pools because we'd delete
// all the addresses in pools of the other type
// reconcilePools(bindingPools);
return(bindingPools);
}
