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/* +------------------------------------+
* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
* InspIRCd: (C) 2002-2008 InspIRCd Development Team
* See: http://www.inspircd.org/wiki/index.php/Credits
*
* This program is free but copyrighted software; see
* the file COPYING for details.
*
* ---------------------------------------------------
*/
#ifndef __RESOLVERS__H__
#define __RESOLVERS__H__
#include "commands/cmd_whois.h"
#include "commands/cmd_stats.h"
#include "socket.h"
#include "inspircd.h"
#include "wildcard.h"
#include "xline.h"
#include "transport.h"
#include "m_spanningtree/utils.h"
#include "m_spanningtree/link.h"
/** Handle resolving of server IPs for the cache
*/
class SecurityIPResolver : public Resolver
{
private:
Link MyLink;
SpanningTreeUtilities* Utils;
Module* mine;
std::string host;
QueryType query;
public:
SecurityIPResolver(Module* me, SpanningTreeUtilities* U, InspIRCd* Instance, const std::string &hostname, Link x, bool &cached, QueryType qt)
: Resolver(Instance, hostname, qt, cached, me), MyLink(x), Utils(U), mine(me), host(hostname), query(qt)
{
}
void OnLookupComplete(const std::string &result, unsigned int ttl, bool cached, int resultnum = 0)
{
Utils->ValidIPs.push_back(result);
}
void OnError(ResolverError e, const std::string &errormessage)
{
if (query == DNS_QUERY_AAAA)
{
bool cached;
SecurityIPResolver* res = new SecurityIPResolver(mine, Utils, ServerInstance, host, MyLink, cached, DNS_QUERY_A);
ServerInstance->AddResolver(res, cached);
return;
}
ServerInstance->Logs->Log("m_spanningtree",DEFAULT,"Could not resolve IP associated with Link '%s': %s",MyLink.Name.c_str(),errormessage.c_str());
}
};
/** This class is used to resolve server hostnames during /connect and autoconnect.
* As of 1.1, the resolver system is seperated out from BufferedSocket, so we must do this
* resolver step first ourselves if we need it. This is totally nonblocking, and will
* callback to OnLookupComplete or OnError when completed. Once it has completed we
* will have an IP address which we can then use to continue our connection.
*/
class ServernameResolver : public Resolver
{
private:
/** A copy of the Link tag info for what we're connecting to.
* We take a copy, rather than using a pointer, just in case the
* admin takes the tag away and rehashes while the domain is resolving.
*/
Link MyLink;
SpanningTreeUtilities* Utils;
QueryType query;
std::string host;
Module* mine;
public:
ServernameResolver(Module* me, SpanningTreeUtilities* Util, InspIRCd* Instance, const std::string &hostname, Link x, bool &cached, QueryType qt);
void OnLookupComplete(const std::string &result, unsigned int ttl, bool cached, int resultnum = 0);
void OnError(ResolverError e, const std::string &errormessage);
};
#endif
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