// -*- c-basic-offset: 4; tab-width: 8; indent-tabs-mode: t -*- // vim:set sts=4 ts=8: // Copyright (c) 2001-2009 XORP, Inc. // // This program is free software; you can redistribute it and/or modify // it under the terms of the GNU General Public License, Version 2, June // 1991 as published by the Free Software Foundation. Redistribution // and/or modification of this program under the terms of any other // version of the GNU General Public License is not permitted. // // 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. For more details, // see the GNU General Public License, Version 2, a copy of which can be // found in the XORP LICENSE.gpl file. // // XORP Inc, 2953 Bunker Hill Lane, Suite 204, Santa Clara, CA 95054, USA; // http://xorp.net // $XORP: xorp/bgp/route_table_policy_sm.hh,v 1.14 2009/01/05 18:30:43 jtc Exp $ #ifndef __BGP_ROUTE_TABLE_POLICY_SM_HH__ #define __BGP_ROUTE_TABLE_POLICY_SM_HH__ #include "route_table_policy.hh" #include "peer_route_pair.hh" #include "libxorp/eventloop.hh" /** * @short SourceMatch table has the aditional ability to perform route dumps. * * The SourceMatch policy table will request the route dumps from the ribin. * These dumps will eventually meet an import policy table and be translated to * an add/replace or delete. */ template <class A> class PolicyTableSourceMatch : public PolicyTable<A> { public: /** * @param tablename the name of the table. * @param safi the safi. * @param parent the parent table. * @param pfs a reference to the global policyfilters. * @param ev event loop for this process. */ PolicyTableSourceMatch(const string& tablename, const Safi& safi, BGPRouteTable<A>* parent, PolicyFilters& pfs, EventLoop& ev); ~PolicyTableSourceMatch(); /** * Push routes of all these peers. * * @param peer_list peers for which routes whould be dumped. */ void push_routes(list<const PeerTableInfo<A>*>& peer_list); /* * Need to keep track what is going on with dump iterators which peers go * down and up */ void peering_is_down(const PeerHandler *peer, uint32_t genid); void peering_went_down(const PeerHandler *peer, uint32_t genid, BGPRouteTable<A> *caller); void peering_down_complete(const PeerHandler *peer, uint32_t genid, BGPRouteTable<A> *caller); void peering_came_up(const PeerHandler *peer, uint32_t genid, BGPRouteTable<A> *caller); private: /** * Dump the next route. */ void do_next_route_dump(); /** * Stop dumping routes. */ void end_route_dump(); /** * Do a background route dump */ bool do_background_dump(); /** * Check whether a policy push is occuring * * @return true if routes are being pushed */ bool pushing_routes(); private: EventLoop& eventloop(); bool _pushing_routes; DumpIterator<A>* _dump_iter; EventLoop& _ev; XorpTask _dump_task; }; #endif // __BGP_ROUTE_TABLE_POLICY_SM_HH__