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2012-04-11Merge quagga mainline into the google ISIS code.Avneesh Sachdev
The steps were: $ git checkout google-is-is $ git merge quagga $ git checkout google-is-is -- isisd # Resolve conflicts in the following: lib/md5.h zebra/rt_netlink.c zebra/zebra_rib.c zebra/zserv.c Note that the content in the isisd directory is left unchanged in the merge. As a result, changes made to isisd as part of the following commits on the quagga mainline are dropped. # 8ced4e82 is the merge base, e96b3121 is the current quagga master $ git log --oneline --reverse 8ced4e82..e96b3121 -- isisd 5574999 isisd: fix crash on "no router isis" (BZ#536) 8998075 isisd: raise hello rate for DIS (BZ#539) 306ca83 isisd: include hash.h, not hash.c b82cdeb delete CVS keywords 2f65867 isisd: indent longopts array b511468 quagga: option "-z" ("--socket <path>") added 05e54ee build: delete .cvsignore files b4e45f6 fix zebra protocol after MP-BGP changes 7fd6cd8 isisd: fix circuit state machine 907fd95 isisd: send proper LSP after DIS election d034aa0 isisd: fix wrong next-hops from SPF c25eaff isisd: unexpected kernel routing table (BZ#544) e6b03b7 isisd: implement MD5 circuit authentication
2012-04-07isisd: add Google's changes to IS-ISJosh Bailey
2012-03-25babeld: Initial import, for Babel routing protocol.Paul Jakma
* Initial import of the Babel routing protocol, ported to Quagga. * LICENCE: Update the original LICENCE file to include all known potentially applicable copyright claims. Ask that any future contributors to babeld/ grant MIT/X11 licence to their work. * *.{c,h}: Add GPL headers, in according with the SFLC guidance on dealing with potentially mixed GPL/other licensed work, at: https://www.softwarefreedom.org/resources/2007/gpl-non-gpl-collaboration.html
2011-09-27delete CVS keywordsDenis Ovsienko
2011-03-21bgpd: fix bgp_node locking issuesChris Caputo
* bgpd: Connected table locks were being locked but not unlocked, such that eventually a lock would exceed 2^31 and become negative, thus triggering an assert later on. * bgp_main.c: (bgp_exit) delete connected elements along with ifp's. * bgp_nexthop.c: (bgp_nexthop_lookup{,_ipv6}) add missing unlocks (bgp_multiaccess_check_v4) ditto (bgp_connected_{add,delete}) Use a distinct memtype for bgp_connected_ref. (bgp_scan_finish) reset the nexthop cache to clean it up when bgpd exits * bgp_route.c: fix missing bgp_node unlocks * lib/memtype.c: (memory_list_bgp) add MTYPE_BGP_CONN * testing: has been tested for almost 2 months now.
2009-07-28bgpd: start listener on first instanceStephen Hemminger
Start BGP listener only after first instance is started. This helps the security if BGP is not used but daemon is started. It also addresses some issues like MD5 not working on listener unless IPV6 configured (because listener was not in list); as well as compiler warnings. * bgp_network.c: (bgp_listener) listen socket creation consolidated here (bgp_socket) Use bgp_listener * bgpd.c: (bgp_get) call bgp_socket on creation of first struct bgp. (bgp_init) remove bgp_socket call. * memtypes.c: Add MTYPE_BGP_LISTENER
2008-07-21[bgpd] TCP-MD5: password vty configuration and initial Linux supportPaul Jakma
2008-07-21 Paul Jakma <paul.jakma@sun.com> * bgp_packet.c: (bgp_open_receive) fix warning in a zlog call * bgp_vty.c: (bgp_vty_return) add return code * bgpd.c: (bgp_master_init) setup the socket list. * bgp_network.c: Remove the dual IPv4/6 socket thing for now, which was implemented by Michael, until such time as its clear its required for Linux (see sockopt comments). IPv6 support, including IPv4 sessions on AF_INET6 sockets, therefore is broken, and the '-l 0.0.0.0' arguments would need to be given to bgpd to make things work here. 2008-07-21 Michael H. Warfield <mhw@wittsend.com> YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Tomohiko Kusuda <kusuda@inetcore.com> Leigh Brown <leigh@solinno.co.uk> * bgp_network.c: (bgp_md5_set_one) shim between libzebra tcp-md5 sockopt and bgpd. (bgp_md5_set_socket) Helper for bgp_connect (bgp_md5_set) setup TCP-MD5SIG for the given peer. (bgp_connect) call out to bgp_md5_set_socket for the outgoing connect socket. (bgp_socket) save references to the listen sockets, needed if TCP-MD5SIG is applied later or changed. * bgp_vty.c: (*neighbor_password_cmd) New 'neighbor ... password' commands. * bgpd.c: (peer_{new,delete) manage TCP-MD5 password (peer_group2peer_config_copy) inherit TCP-MD5 password (peer_password_{un,}set) orchestrate the whole add/remove of TCP-MD5 passwords: applying checks, stopping peers, and trying to return errors to UI, etc. (bgp_config_write_peer) save password. Fix missing newline in writeout of neighbor ... port. 2008-07-21 Paul Jakma <paul.jakma@sun.com> * sockunion.c: ifdef out various places that converted v4mapped sockets to pure v4. Doesn't seem necessary at all, presumably a workaround for now historical inet_ntop bugs (?) 2008-07-21 Michael H. Warfield <mhw@wittsend.com> YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> * sockopt.{c,h}: (sockopt_tcp_signature) Add TCP-MD5SIG support.
2007-05-04[bgpd] Trim memory usage of BGP routesPaul Jakma
2007-05-03 Paul Jakma <paul.jakma@sun.com> * bgp_route.h: (struct info) Move less frequently used fields to a lazily allocated struct info_extra. Export bgp_info_extra_get * bgp_route.c: (bgp_info_extra_new) allocate extra (bgp_info_extra_free) Free damp info and the info_extra. (bgp_info_extra_get) Retrieve the info_extra of a struct info, allocating as required. (generally) adjust to use info->extra * bgp_damp.c: (generally) use bgp_info_extra_get to access dampinfo * bgp_attr.h: Move rarely allocated attributes from struct attr to a struct attr_extra, for a substantial saving in size of struct attr. * bgp_attr.c: (bgp_attr_extra_{new,free}), new, self-explanatory. (bgp_attr_extra_get) Get the attr_extra for a given struct attr, allocating it if needs be. (bgp_attr_dup) Shallow copy the struct attr and its attr_extra. (generally) adjust to know about attr->extra. * bgp_debug.c: (bgp_dump_attr) ditto * bgp_vty.c: (show_bgp_memory) print attr and info extra sizes. * bgp_nexthop.c: (generally) adjust to know about attr->extra and info->extra. * bgp_{packet,routemap,snmp,zebra}.c: ditto * lib/memtypes.c: Add MTYPE_ATTR_EXTRA and MTYPE_BGP_ROUTE_EXTRA
2006-03-30[bgpd] trivial: use a distinct memtype for struct bgp_synchronizePaul Jakma
2006-03-19 Paul Jakma <paul.jakma@sun.com> * memtypes.c: Add MTYPE_BGP_SYNCHRONISE. * bgp_advertise.c: Use a distinct memory type for struct bgp_synchronize.
2005-11-032005-11-03 Paul Jakma <paul.jakma@sun.com>paul
* if.c: (connected_free) use MTYPE for connected label. memtypes.c: Add MTYPE_CONNECTED_LABEL
2005-10-262005-10-26 Paul Jakma <paul.jakma@sun.com>paul
* (general) Cleanup a some calls to XFREE,strdup, etc. to use the memory.h macros. * memtypes.c: Add MTYPE_IF_RMAP_NAME, MTYPE_PQUEUE, MTYPE_PQUEUE_DATA and MTYPE_HOST. * memtypes.h: update auto-built file. * if_rmap.c: Use MTYPE_IF_RMAP_NAME. * pqueue.c: Use the two MTYPE_PQUEUE mtypes for allocations.
2005-10-182005-10-18 Paul Jakma <paul.jakma@sun.com>paul
* (general) SPF memory management cleanup and fix for rare double-free bug. * ospf_spf.h: (struct vertex_parent) New struct to hold parent specific data, eg the backlink and the parent vertex pointer, and point to the appropriate general struct vertex_nexthop. (struct vertex_nexthop) remove parent vertex pointer, so this struct can be shared across vertices. (struct vertex) rename list child to list children. Remove list of nexthops, replace with list of vertex_parents. * ospf_spf.c: (update_stat) trivial, remove cast from void *. (vertex_nexthop_new) remove init of parent - field is gone from struct vertex_nexthop. (ospf_canonical_nexthops_free) Remove the canonical vertex_nexthop memory objects. These are the vertex_nexthops attached to the first level of router vertices from the root. (vertex_parent_new) new function, create a vertex_parent. (vertex_parent_free) ditto, but free it. (ospf_vertex_new) Update to match changes to struct vertex. (ospf_vertex_free) Recursively free a struct vertex and its children. The parent list is used as a reference count. vertex_nexthops must be free seperately, if required. (ospf_vertex_dump) update to match struct vertex changes. Print out backlink of parents too. (ospf_vertex_add_parent) ditto. (ospf_lsa_has_link) update comment. (ospf_nexthop_add_unique) removed, not needed anymore. (ospf_nexthop_merge) ditto. (ospf_spf_consider_nexthop) renamed to ospf_spf_add_parent. Simplified to just create vertex_parent and add it. (ospf_spf_flush_parents) new function, flush out the parent list. (ospf_nexthop_calculation) Take the relevant route_lsa_link as an argument, which simplifies things and removes the need for the hack in ospf_nexthop_add_unique - ospf_spf_next already knew exactly which link the cost calculated was for. Update to match struct vertex changes too. (ospf_spf_next) Don't create a vertex for W unnecessarily, if it's there's a vertex already created for W, use it, and hence there's no need to free it either. Update some manipulation/comparisons of distance to match. Flush the parent list if a lower cost path is found. (ospf_spf_route_free) unused, removed. (ospf_spf_dump) match the struct vertex changes, and dump the ifname if possible. (ospf_spf_calculate) At end of SPF, free the canonical nexthops and call ospf_vertex_free on the root vertex to free the entire tree. * ospf_interface.c: (ospf_vl_set_params) match struct vertex changes. * ospf_route.c: (ospf_intra_route_add) ditto (ospf_route_copy_nexthops_from_vertex) ditto * memtypes.c: (memory_list_ospf) Add MTYPE_OSPF_VERTEX_PARENT.
2005-09-212005-09-21 Paul Jakma <paul.jakma@sun.com>paul
* memtypes.{c,h}: Add MTYPE_AS_SEG_DATA.
2005-06-012005-06-01 Paul Jakma <paul.jakma@sun.com>paul
* bgpd/(general) refcount struct peer and bgp_info, hence allowing us add work_queues for bgp_process. * bgpd/bgp_route.h: (struct bgp_info) Add 'lock' field for refcount. Add bgp_info_{lock,unlock} helper functions. Add bgp_info_{add,delete} helpers, to remove need for users managing locking/freeing of bgp_info and bgp_node's. * bgpd/bgp_table.h: (struct bgp_node) Add a flags field, and BGP_NODE_PROCESS_SCHEDULED to merge redundant processing of nodes. * bgpd/bgp_fsm.h: Make the ON/OFF/ADD/REMOVE macros lock and unlock peer reference as appropriate. * bgpd/bgp_damp.c: Remove its internal prototypes for bgp_info_delete/free. Just use bgp_info_delete. * bgpd/bgpd.h: (struct bgp_master) Add work_queue pointers. (struct peer) Add reference count 'lock' (peer_lock,peer_unlock) New helpers to take/release reference on struct peer. * bgpd/bgp_advertise.c: (general) Add peer and bgp_info refcounting and balance how references are taken and released. (bgp_advertise_free) release bgp_info reference, if appropriate (bgp_adj_out_free) unlock peer (bgp_advertise_clean) leave the adv references alone, or else call bgp_advertise_free cant unlock them. (bgp_adj_out_set) lock the peer on new adj's, leave the reference alone otherwise. lock the new bgp_info reference. (bgp_adj_in_set) lock the peer reference (bgp_adj_in_remove) and unlock it here (bgp_sync_delete) make hash_free on peer conditional, just in case. * bgpd/bgp_fsm.c: (general) document that the timers depend on bgp_event to release a peer reference. (bgp_fsm_change_status) moved up the file, unchanged. (bgp_stop) Decrement peer lock as many times as cancel_event canceled - shouldnt be needed but just in case. stream_fifo_clean of obuf made conditional, just in case. (bgp_event) always unlock the peer, regardless of return value of bgp_fsm_change_status. * bgpd/bgp_packet.c: (general) change several bgp_stop's to BGP_EVENT's. (bgp_read) Add a mysterious extra peer_unlock for ACCEPT_PEERs along with a comment on it. * bgpd/bgp_route.c: (general) Add refcounting of bgp_info, cleanup some of the resource management around bgp_info. Refcount peer. Add workqueues for bgp_process and clear_table. (bgp_info_new) make static (bgp_info_free) Ditto, and unlock the peer reference. (bgp_info_lock,bgp_info_unlock) new exported functions (bgp_info_add) Add a bgp_info to a bgp_node in correct fashion, taking care of reference counts. (bgp_info_delete) do the opposite of bgp_info_add. (bgp_process_rsclient) Converted into a work_queue work function. (bgp_process_main) ditto. (bgp_processq_del) process work queue item deconstructor (bgp_process_queue_init) process work queue init (bgp_process) call init function if required, set up queue item and add to queue, rather than calling process functions directly. (bgp_rib_remove) let bgp_info_delete manage bgp_info refcounts (bgp_rib_withdraw) ditto (bgp_update_rsclient) let bgp_info_add manage refcounts (bgp_update_main) ditto (bgp_clear_route_node) clear_node_queue work function, does per-node aspects of what bgp_clear_route_table did previously (bgp_clear_node_queue_del) clear_node_queue item delete function (bgp_clear_node_complete) clear_node_queue completion function, it unplugs the process queues, which have to be blocked while clear_node_queue is being processed to prevent a race. (bgp_clear_node_queue_init) init function for clear_node_queue work queues (bgp_clear_route_table) Sets up items onto a workqueue now, rather than clearing each node directly. Plugs both process queues to avoid potential race. (bgp_static_withdraw_rsclient) let bgp_info_{add,delete} manage bgp_info refcounts. (bgp_static_update_rsclient) ditto (bgp_static_update_main) ditto (bgp_static_update_vpnv4) ditto, remove unneeded cast. (bgp_static_withdraw) see bgp_static_withdraw_rsclient (bgp_static_withdraw_vpnv4) ditto (bgp_aggregate_{route,add,delete}) ditto (bgp_redistribute_{add,delete,withdraw}) ditto * bgpd/bgp_vty.c: (peer_rsclient_set_vty) lock rsclient list peer reference (peer_rsclient_unset_vty) ditto, but unlock same reference * bgpd/bgpd.c: (peer_free) handle frees of info to be kept for lifetime of struct peer. (peer_lock,peer_unlock) peer refcount helpers (peer_new) add initial refcounts (peer_create,peer_create_accept) lock peer as appropriate (peer_delete) unlock as appropriate, move out some free's to peer_free. (peer_group_bind,peer_group_unbind) peer refcounting as appropriate. (bgp_create) check CALLOC return value. (bgp_terminate) free workqueues too. * lib/memtypes.c: Add MTYPE_BGP_PROCESS_QUEUE and MTYPE_BGP_CLEAR_NODE_QUEUE
2005-05-192005-05-19 Paul Jakma <paul@dishone.st>paul
* memtypes.c: (memory_list_bgp) add MTYPE_BGP_PEER_HOST
2005-04-252005-04-25 Paul Jakma <paul.jakma@sun.com>paul
* workqueue.{c,h}: Helper API for setting up and running queues via background threads. * command.c: install the 'show workqueues' command * memtypes.c: Add work queue mtypes, and a rib-queue type for a zebra rib work queue. * memtypes.h: Updated to match memtypes.c * Makefile.am: Add new workqueue files to build.
2005-04-252005-04-25 Paul Jakma <paul.jakma@sun.com>paul
* memory.c: Make the string field much wider * memtypes.c: Correct the prefix list str/entry strings
2005-04-162005-04-16 Paul Jakma <paul@dishone.st>paul
* memtypes.c: the comment about use of comments in the comments headers was causing comment within comment warnings from compiler * memtypes.awk: Add extensive comments on the file format for memtypes.c. tighten the pattern for the MTYPE matching action (suggestion from Andrew) and tighten which field we try the match on.
2005-04-152005-04-15 Paul Jakma <paul@dishone.st>paul
* memtypes.c: The new, unified location for memory type definitions. The memtype enum and declarations for memory_lists are built from this automatically and put into memtypes.h. * memtypes.awk: New script to generate memtypes.h from memtypes.c * memory.h: Finally, the enum can banished! * memory.c: Finally, the seperate mtype memory_list definitions can be banished! (log_memstats) Increase width of fields (show_memory_zebra_cmd) display zebra specific memory types. Increase width of fields. * Makefile.am: Add memtypes.{c,h}, add BUILT_SOURCES for memtypes.h Add a rule to build memtypes.h using memtypes.awk. Add memtypes.awk to EXTRA_DIST.