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2012-04-08lib: Tweak to if_delete_retain()Josh Bailey
* lib/if.c: Change if_delete_retain() to delete all connected addresses, but to not free the list that holds them. Free the list just before the interface structure itself is freed, in if_delete().
2012-04-08zebra: clean up client routes when client goes awayJosh Bailey
* zebra/zebra_rib.c: Add code to clean up routes added by a client (as identfied by 'rib type'). * zebra/zserv.[ch]: Maintain the type of the routes added by a client on the 'zserv' structure -- assume that a given client uses a single route type for now. Clean up routes from a client when the client goes away (in zebra_client_close()). From: Josh Bailey <joshb@google.com> Signed-off-by: Avneesh Sachdev <avneesh@opensourcerouting.org> Signed-off-by: David Lamparter <equinox@diac24.net>
2012-04-07zebra: add more logs/asserts to rib work queue codeSubbaiah Venkata
* zebra/zebra_rib.c: (rib_queue_add, rib_queue_init) Add some more logs and asserts. From: Subbaiah Venkata <svenkata@google.com> Signed-off-by: Avneesh Sachdev <avneesh@opensourcerouting.org> Signed-off-by: David Lamparter <equinox@diac24.net>
2012-04-07isisd: couple of bug fixesSubbaiah Venkata
2012-04-07isisd: add Google's changes to IS-ISJosh Bailey
2012-04-07zebra: tweak deletion of routes without nexthop addrSubbaiah Venkata
* zebra/zserv.c - zread_ipv4_delete(): Pass a null 'gate' parameter to rib_delete_ipv4() if the route being deleted does not specify a next hop IP address. We were previously passing a pointer to a cleared out IP address. - zread_ipv4_add(): Fix indentation. From: Subbaiah Venkata <svenkata@google.com> Signed-off-by: Avneesh Sachdev <avneesh@opensourcerouting.org> Signed-off-by: David Lamparter <equinox@diac24.net>
2012-04-07zebra: read multipath routes and hw addr from netlinkJosh Bailey
* zebra/rt_netlink.c: - Pick up the hardware address of an interface when we receive a netlink link change message. Extract code for parsing the link-layer hardware address into a new function so we can reuse it. - netlink_routing_table(): Update to handle multipath routes. - netlink_route_change(): Update to handle multipath routes. Fix problem where the metric was not being read out. * zebra/zebra_rib.[ch]: Extern nexthop_ipv4_ifindex_add() -- it is now called from the netlink code. From: Josh Bailey <joshb@google.com> Signed-off-by: Avneesh Sachdev <avneesh@opensourcerouting.org> Signed-off-by: David Lamparter <equinox@diac24.net>
2012-04-07lib: add stream_set_endp()Subbaiah Venkata
* lib/stream.[ch]: - Add stream_set_endp(). This can be used to trim data (for example, padding) at the end of a stream. - Fix swapped 'getp' and 'endp' parameters in STREAM_WARN_OFFSETS. From: Subbaiah Venkata <svenkata@google.com> Signed-off-by: Avneesh Sachdev <avneesh@opensourcerouting.org> Signed-off-by: David Lamparter <equinox@diac24.net>
2012-04-07lib: add support for keyed-hashing with MD5Josh Bailey
* lib/md5.[ch] Add implementation of HMAC-MD5 from RFC 2104. From: Josh Bailey <joshb@google.com> Signed-off-by: Avneesh Sachdev <avneesh@opensourcerouting.org> Signed-off-by: David Lamparter <equinox@diac24.net>
2012-04-07lib: Tweaks to linked list macrosJosh Bailey
* lib/linklist.h - Change the listnextnode, listhead and listtail macros so that they allow the list pointer to be NULL. - Modify the ALL_LIST_ELEMENTS* macros such that they clear the data pointer at the beginning and end of the loop. From: Josh Bailey <joshb@google.com> Signed-off-by: Avneesh Sachdev <avneesh@opensourcerouting.org> Signed-off-by: David Lamparter <equinox@diac24.net>
2011-07-13Merge remote-tracking branch 'polymorf/master'Greg Troxel
2011-06-28fix typoRoman Hoog Antink
2011-06-28Omit --opaque-lsa from build (now default).Greg Troxel
2011-04-22ospf6d: copy "mtu-ignore" option from ospfdDmitrij Tejblum
"mtu-ignore" is an option ospfd used to mimic from the vendor's implementation, now ospf6d will also implement it. * ospf6_interface.h: extend ospf6_interface structure by one flag * ospf6_interface.c: (ipv6_ospf6_mtu_ignore, no_ipv6_ospf6_mtu_ignore): new declarations; (ospf6_interface_create): show initial value for consistency; (ospf6_interface_show): print flag status * ospf6_message.c: (ospf6_dbdesc_recv): consider interface-specific flag when checking MTU
2011-04-13zebra: trivial warning fixPaul Jakma
* zebra_routemap.c: (route_set_src) get rid of the dummy family variable.
2011-04-13bgpd: trivial format / warning fixesPaul Jakma
* bgp_aspath.c: (assegments_parse) just bail early if length doesn't match and fix the formatting. * bgp_network.c: add include needed for set_nonblocking * bgp_packet.c: formatting
2011-04-13ospf: Fix OSPF API and ospf-te LSA refreshers to match recent API changePaul Jakma
* ospf_apiserver.{c,h}: (ospf_apiserver_lsa_refresher) refreshers must now return the refreshed LSA. * ospf_te.{c,h}: (ospf_mpls_te_lsa_refresh) ditto * ospf_api.c: trivial compiler warning fix
2011-04-04Fix authorship of previous ospf6d commitPaul Jakma
2011-04-04ospf6d: fix crash if zebra_interface_state_read can't find interfaceIngo Flaschberger
* ospf6_zebra.c: (ospf6_zebra_if_state_update) zebra_interface_state_read may return NULL, if it can't find an interface, deal with it.
2011-04-04ospf6d: fix crash if zebra_interface_state_read can't find interfacePaul Jakma
* ospf6_zebra.c: (ospf6_zebra_if_state_update) zebra_interface_state_read may return NULL, if it can't find an interface, deal with it.
2011-04-01bgpd: fix memory leak when deleting a communityMichael Lambert
* bgp_routemap.c: (route_set_community_delete) When deleting a community in a route-map the old community was being orphaned. Like the description of the same code in route_set_community, this is a hack, not a true fix.
2011-04-01Revert "bgpd: "Intern" communities in route maps"Paul Jakma
This reverts commit 2c9fd7e07283b8904ef20030c9dadb032e999b12.
2011-03-30doc: Add dependency for quagga.pdf make targetPaul Jakma
* doc/Makefile.am: pdf target needs to depend on all the input files.
2011-03-29Merge remote-tracking branch 'remotes/quagga/master'Paul Jakma
2011-03-29bgpd: Fix merge error in jhash commitPaul Jakma
* bgp_attr.c: (attrhash_key_make) 98e30f should have changed jhash2 to jhash. These kinds of merge errors would be reduced and life would be easier if people would submit fully-formed fixes that could be chucked directly into git-am.
2011-03-28bgpd: refine the setting up of GTSMStephen Hemminger
* bgpd.h: Add error code for setting GTSM on iBGP * bgpd.c: (peer_ttl_security_hops_set) use previous error code and signal incompatibility of GTSM+iBGP to vty. Consider the session state when setting GTSM, and reset Open/Active peers to let them pick up new TTL from start.
2011-03-24build: treat opaque-lsa default correctly for ospfapiGreg Troxel
In deciding whether to default ospfapi to on or off, use the same rule for opaque-lsa as earlier: != no rather than = yes, so that not having set it implies yes.
2011-03-24lib: Add support for IPv6 ttl securityStephen Hemminger
* sockunion.c: (sockopt_minttl) Add IPv6 support for min hop count. The kernel support is Linux kernel 2.6.35 or later.
2011-03-24bgpd: Cleanups & fixes for minttl / GTSMStephen Hemminger
* bgp_vty.c: (peer_ebgp_multihop_{un,}set_vty) tail-call cleanup. ({no_,}neighbor_ttl_security) ditto. * bgpd.c: (peer_ttl_security_hops_set) Peer group checks and TTL set only need to be done on transition. * sockunion.c: (sockopt_minttl) remove always-on debug and improve readability.
2011-03-23bgpd: RFC 5082 Generalized TTL Security Mechanism supportNick Hilliard
* bgpd: Add support for RFC 5082 GTSM, which allows the TTL field to be used to verify that incoming packets have been sent from neighbours no more than X IP hops away. In other words, this allows packets that were sent from further away (i.e. not by the neighbour with known distance, and so possibly a miscreant) to be filtered out. * lib/sockunion.{c,h}: (sockopt_minttl) new function, to set a minimum TTL using the IP_MINTTL socket opt. * bgpd.h: (BGP_ERR_NO_EBGP_MULTIHOP_WITH_TTLHACK) define for command error for minttl. (struct peer) add a config variable, to store the configured minttl. (peer_ttl_security_hops_{set,unset}) configuration handlers * bgpd.c: (peer_group_get) init gtsm_hops (peer_ebgp_multihop_{un,}set) check for conflicts with GTSM. Multihop and GTSM can't both be active for a peer at the same time. (peer_ttl_security_hops_set) set minttl, taking care to avoid conflicts with ebgp_multihop. (bgp_config_write_peer) write out minttl as "neighbor .. ttl-security hops X". * bgp_vty.c: (bgp_vty_return) message for BGP_ERR_NO_EBGP_MULTIHOP_WITH_TTLHACK (peer_ebgp_multihop_{un,}set_vty) * bgp_network.c: (bgp_accept) set minttl on accepted sockets if appropriate. (bgp_connect) ditto for outbound.
2011-03-23Merge branch 'master' of ssh://code.quagga.net/var/git/quaggaPaul Jakma
2011-03-23bgpd: Fix compile failure if IPv6 build was disabled.Paul Jakma
* bgp_route.c: ({no_,}ipv6_bgp_network_ttl_cmd) depends on ipv6_bgp_network which is HAVE_IPV6, so these should be too. (bgp_route_init) and the installs should be similarly ifdefed
2011-03-23lib: fix more format warnings (#637)Christian Hammers
The following patch was also neccessary to compile. * command.c: (config_logmsg_cmd) use "%s" format spec * if.c: (connected_log) ditto
2011-03-22bgpd: attribute jhash call should use a standard interface to in6_addr dataStephen Hemminger
* bgp_attr.c; (attrhash_key_make) s6_addr is only member of in6_addr guaranteed to be available - s6_addr32 isn't. Fix to be more portable, and thus allow compilation on BSD again.
2011-03-22ospfd: Compile fix for opaque supportPaul Jakma
* ospfd: Refresher logic cleanup broke OSPF opaque, which does its own thing with regard to refresher logic and which also, in the protocol, requires implementations to keep state of which OI an LSA is received on (rather than providing information in the LSA to allow it to be looked up - as other LSAs requiring such assocation were careful to do). * ospf_lsa.h: (struct ospf_interface) Add back the pointer to oi, but only for type-9 now. * ospf_nsm.c: (ospf_db_summary_add) check the oi actually exists first - doesn't obviate the need for opaque to ensure oi pointers get cleaned up when ospf_interfaces disappear. * ospf_opaque.{c,h}: (ospf_opaque_functab,ospf_opaque_lsa_refresh) Refresher LSA functions now need to return the LSA to the general refresh logic, to indicate whether the LSA was refreshed.
2011-03-22build: change sense of opaque-{lsa,te} enable args to enable by defaultPaul Jakma
* configure.ac: (AC_ARG_ENABLE({ospf-te,opaque-lsa})) reverse the sense to --disable (enable_{opaque_lsa,ospf_te}) treat as enabled unless explicitly disabled.
2011-03-21bgpd: enable TCP corkingStephen Hemminger
* bgp_packet.c: (bgp_write) On BGP write, use TCP_CORK to provide hints to kernel about TCP buffering. This will cause BGP packets to occur in bigger chunks (full size MTU), improving performance and getting rid of one of the problems reported in the UNH BGP conformance test.
2011-03-21lib: add TCP_CORK wrapperStephen Hemminger
* sockunion.{c,h}: (sockopt_cork) wrapper for TCP_CORK socket option for those platforms that provide it. For other platforms, it is just a nop.
2011-03-21bgpd: leave peer socket in non-blocking mode (mostly)Stephen Hemminger
* bgpd: Rather than toggling socket in/out of non-block mode, just leave it in nonblocking mode. One exception is in bgp_notify which only happens just before close.
2011-03-21bgpd: "Intern" communities in route mapsMichael Lambert
* bgp_community.[ch]: (community_lookup) New helper function to look up a community list in the hash table. * bgp_routemap.c: A new community structure was being allocated for every BGP update which matched a route map which set a community. This behavior led to rapid growth in the memory consumed by bgpd. Adding the communities to the hash table addresses the memory growth, but may introduce a problem in modifying or deleting the 'set community' statement in the route map.
2011-03-21bgpd: New show commands for improved view and address family supportMichael Lambert
Many show commands do not have support for multiple views and do not treat different address families uniformly. The following changes add a number of commands with support for views and rationalized treatment of IPv4 v IPv6 and unicast v multicast (such as in JUNOS, IOS XR and more recent versions of IOS). * bgp_route.c: (bgp_show_community) Inserted a new second argument (the name of the view) and the code to look up that name in the BGP structure. The NULL argument in the call to bgp_show (indicating the default view) was replaced by the specified view. The existing calls to bgp_show_community had a NULL second argument inserted to make clear that they refer to the default view. (top level) Added new functions via the DEFUN and/or ALIAS macros (and the associated command table entries) to add the commands show bgp ipv4 (unicast|multicast) show bgp ipv4 (unicast|multicast) A.B.C.D show bgp ipv4 (unicast|multicast) A.B.C.D/M show bgp ipv6 (unicast|multicast) show bgp ipv6 (unicast|multicast) X:X::X:X show bgp ipv6 (unicast|multicast) X:X::X:X/M These show either the full BGP table or the specified route or prefix for the given address family. show bgp view WORD (ipv4|ipv6) (unicast|multicast) community show bgp view WORD (ipv4|ipv6) (unicast|multicast) community \ (AA:NN|local-AS|no-advertise|no-export){1,4} For the specified view and address family, these show entries matching any community or the specified communit(y)(ies). show bgp view WORD (ipv4|ipv6) (unicast|multicast) neighbors \ (A.B.C.D|X:X::X:X) (advertised-routes|received-routes) For the specified view and address family, show the routes advertised to or received from the given BGP neighbor. show bgp [view WORD] ipv4 (unicast|multicast) \ rsclient (A.B.C.D|X:X::X:X) show bgp [view WORD] ipv4 (unicast|multicast) \ rsclient (A.B.C.D|X:X::X:X) A.B.C.D show bgp [view WORD] ipv4 (unicast|multicast) \ rsclient (A.B.C.D|X:X::X:X) A.B.C.D/M show bgp [view WORD] ipv6 (unicast|multicast) \ rsclient (A.B.C.D|X:X::X:X) show bgp [view WORD] ipv6 (unicast|multicast) \ rsclient (A.B.C.D|X:X::X:X) X:X::X:X show bgp [view WORD] ipv6 (unicast|multicast) \ rsclient (A.B.C.D|X:X::X:X) X:X::X:X/M For the specifed (optional) view and address family, show either the full BGP table or the specified route or prefix for the given route server client peer. * bgp_vty.c: (top level) Added new functions via the DEFUN and/or ALIAS macros (and the associated command table entries) to add the commands show bgp [view WORD] (ipv4|ipv6) (unicast|multicast) summary show bgp [view WORD] (ipv4|ipv6) (unicast|multicast) rsclient summary For the specified (optional) view and address family, display either the normal summary table for BGP peers, or the route server client table showing the import and export policies.
2011-03-21release: 0.99.18Paul Jakma
* configure.ac: Bump to 0.99.18
2011-03-21bgpd: Remove AS Path limit/TTL functionalityPaul Jakma
* draft-ietf-idr-as-pathlimit doesn't seem to have gone anywhere, and its author does not think it will make progress in IDR. Remove all support introduced for it, but leave stubs for the commands to avoid breaking any configurations. Basically reverts cecab5e9725792e60a5e4b473e238a14cd85815d.
2011-03-21bgpd/security: CVE-2010-1674 Fix crash due to extended-community parser errorPaul Jakma
* bgp_attr.c: (bgp_attr_ext_communities) Certain extended-community attrs can leave attr->flag indicating ext-community is present, even though no extended-community object has been attached to the attr structure. Thus a null-pointer dereference can occur later. (bgp_attr_community) No bug fixed here, but tidy up flow so it has same form as previous. Problem and fix thanks to anonymous reporter.
2011-03-21ospf6d: Extend the "[no] debug ospf6 route" vty commandsTom Goff
* ospf6_route.c ([no_]debug_ospf6_route) Include memory as a debug option. This allows ospf6 route memory debugging to be enabled or disabled interactively or from a config file.
2011-03-21ospf6d: Route locking (memory) cleanupTom Goff
* ospf6_route.c: (ospf6_route_best_next) Allows unlock route, even when there's no next route. This is consistent with how ospf6_route_next() behaves. * ospf6_intra.c: (ospf6_intra_prefix_lsa_remove) Make sure the last route considered is always unlocked. This is needed when the for loop terminates because ospf6_route_is_prefix() returns zero.
2011-03-21ospf6d: Have ospf6d cleanup when it terminates normallyTom Goff
A clean exit makes it easier to use memory debuggers. * ospf6_asbr.c: (ospf6_asbr_terminate) Add a function to do route map cleanup. * ospf6_lsa.c: (ospf6_lsa_terminate) Add a function to cleanup the lsa handler vector. * ospf6_main.c: (ospf6_exit) Add an function that causes ospf6d to gracefully exit. * ospf6_message.c: (ospf6_message_terminate) Add a function that frees the send and receive buffers. * ospf6_top.c: (ospf6_delete) Enable the ospf6_delete() function. Disable ospf6 before freeing everything.
2011-03-21ospf6d: Remove obsolete codeTom Goff
* ospf6_area.c: (ospf6_area_delete) Get rid of unused code that refers to a nonexistent function and structure member.
2011-03-21ospf6d: Fix memory allocation issues in SPFTom Goff
* ospf6_area.c: Call ospf6_spf_table_finish() before deleting the spf table. This ensures that the associated ospf6_vertex structures are also freed. * ospf6_spf.c: Only allocate a priority queue when a spf calculation is actually performed. Also defer calling ospf6_spf_table_finish().
2011-03-21lib: zlog should clean up its memoryTom Goff
* log.c: (closezlog) Also free the dynamically allocated filename when a log is closed.