protected void AddIaNaOptionStatusToReply(DhcpV6IaNaOption iaNaOption, int statusCode)
{
DhcpV6IaNaOption replyIaNaOption = new DhcpV6IaNaOption();
replyIaNaOption.SetIaId(iaNaOption.GetIaId());
DhcpV6StatusCodeOption status = new DhcpV6StatusCodeOption();
status.SetStatusCode(statusCode);
replyIaNaOption.PutDhcpOption(status);
this.replyMsg.AddIaNaOption(replyIaNaOption);
}
protected void AddNaBindingToReply(DhcpLink clientLink, Binding binding)
{
DhcpV6IaNaOption dhcpIaNaOption = new DhcpV6IaNaOption();
dhcpIaNaOption.SetIaId(binding.GetIaid());
long minPreferredLifetime = 0;
HashSet <BindingObject> bindingObjs = binding.GetBindingObjects();
if (bindingObjs != null && bindingObjs.Count > 0)
{
minPreferredLifetime = 4294967295;
List <DhcpV6IaAddrOption> dhcpIaAddrOptions = new List <DhcpV6IaAddrOption>();
foreach (BindingObject bindingObj in bindingObjs)
{
DhcpV6IaAddrOption dhcpIaAddrOption = new DhcpV6IaAddrOption();
IPAddress inetAddr = bindingObj.GetIpAddress();
if ((inetAddr != null))
{
dhcpIaAddrOption.SetIpAddress(inetAddr);
// must be an DhcpOptionConfigObject for IA_NA binding
DhcpV6OptionConfigObject configObj = ((DhcpV6OptionConfigObject)(bindingObj.GetConfigObj()));
if ((configObj != null))
{
long preferred = configObj.GetPreferredLifetime();
if (minPreferredLifetime == 4294967295 || preferred < minPreferredLifetime)
{
minPreferredLifetime = preferred;
}
dhcpIaAddrOption.SetPreferredLifetime(preferred);
dhcpIaAddrOption.SetValidLifetime(configObj.GetValidLifetime());
this.PopulateNaAddrOptions(dhcpIaAddrOption, this.clientLink, configObj);
dhcpIaAddrOptions.Add(dhcpIaAddrOption);
// TODO when do actually start the timer? currently, two get
// created - one during advertise, one during reply
// policy to allow real-time expiration?
// bp.startExpireTimerTask(bindingAddr, iaAddrOption.getValidLifetime());
}
else
{
log.Error(("Null binding pool in binding: " + binding.ToString()));
}
}
else
{
log.Error(("Null address in binding: " + binding.ToString()));
}
}
dhcpIaNaOption.SetIaAddrOptions(dhcpIaAddrOptions);
}
else
{
log.Error("No IA_NA bindings in binding object!");
}
this.SetIaNaT1(this.clientLink, dhcpIaNaOption, minPreferredLifetime);
this.SetIaNaT2(this.clientLink, dhcpIaNaOption, minPreferredLifetime);
this.PopulateIaNaOptions(dhcpIaNaOption, this.clientLink);
this.replyMsg.AddIaNaOption(dhcpIaNaOption);
}