changelog

大名鼎鼎的路由器源码。程序分ZEBRA、OSPFRIP等3个包。程序框架采用一个路由协议一个进程的方式

2001-01-26  Kunihiro Ishiguro  <[e-mail]>

	* bgp_route.c (bgp_update): Check nexthop points local address or
	not.
	(bgp_static_update_vpnv4): Set valid flag.

	* bgp_attr.c (bgp_attr_parse): Duplicate attribute check.
	(bgp_attr_parse): Well-known attribute check.

	* bgp_open.c (bgp_auth_parse): Authentication is not yet supported.

	* bgp_packet.c (bgp_valid_marker): Check marker is synchronized.

	* bgpd.c (clear_bgp): Send NOTIFICATION Cease when SEND_CEASE is
	defined.

	* bgp_snmp.c (bgp4PathAttrTable): Fix compile error.

2001-01-24  Kunihiro Ishiguro  <[e-mail]>

	* bgpd.c (bgp_network_import_check): New command for IGP network
	check.

2001-01-23  Kunihiro Ishiguro  <[e-mail]>

	* bgp_nexthop.c (bgp_scan): Run bgp_process when IGP metric is
	changed.  Call bgp_process once for each node.

2001-01-23  "Akihiro Mizutani" <[e-mail]>

	* bgp_route.c (bgp_info_cmp): Add IGP metric comparison.

2001-01-23  Kunihiro Ishiguro  <[e-mail]>

	* bgp_route.c (bgp_info_cmp): Add IGP metric comparison.

	* bgp_nexthop.c (bgp_nexthop_lookup): Set IGP metric for valid
	IBGP route.

2001-01-23  "Akihiro Mizutani" <[e-mail]>

	* bgp_route.c (show_ip_bgp_prefix_longer): Add new commands.
	"show ip bgp A.B.C.D/M longer-prefixes"
	"show ip bgp ipv4 (unicast|multicast) A.B.C.D/M longer-prefixes"
	"show ipv6 bgp X:X::X:X/M longer-prefixes"
	"show ipv6 mbgp X:X::X:X/M longer-prefixes"
	
2001-01-20  "Akihiro Mizutani" <[e-mail]>

	* bgp_route.c (show_ip_bgp_cidr_only): Add new commands.
	"show ip bgp cidr-only"
	"show ip bgp ipv4 (unicast|multicast) cidr-only"
	
2001-01-18  "Akihiro Mizutani" <[e-mail]>

	* bgp_route.c (bgp_update): AS path lookup check is done in
	bgp_update() not in attr_parse().

2001-01-18  Kunihiro Ishiguro  <[e-mail]>

	* bgp_route.c (bgp_update): Call bgp_aggregate_decrement() just
	before bgp_attr_unintern().

2001-01-17  Kunihiro Ishiguro  <[e-mail]>

	* bgp_route.c (bgp_update): Now intern is performed very last part
	of the BGP packet update procedure.

2001-01-17  "Akihiro Mizutani" <[e-mail]>

	* bgp_route.c (bgp_update): When implicit withdraw occur, reuse
	existing bgp_info structure.

2001-01-17  Kunihiro Ishiguro  <[e-mail]>

	* bgp_route.c (bgp_aggregate_decrement): Fix bug of aggregate
	address matching method.
	(bgp_update): 

	* bgp_nexthop.c (bgp_nexthop_onlink): Separate EBGP nexthop onlink
	check and IBGP nexthop route check.

2001-01-16  "Akihiro Mizutani" <[e-mail]>

	* bgp_route.h (BGP_INFO_ATRR_CHANGED): Added for track attribute
	change.

2001-01-16  Kunihiro Ishiguro  <[e-mail]>

	* bgp_route.h (struct bgp_info): Remove selected flag.  Use
	BGP_INFO_SELECTED for flags instead.
	(struct bgp_info): Remove valid flag.  Use BGP_INFO_VALID for
	flags instead.
	(struct bgp_info): Add igpmetric for IBGP route nexthop IGP
	metric.
	(struct bgp_info_tab): Struct bgp_info_tag is integrated into
	struct bgp_info.
	(BGP_INFO_ATRR_CHANGED): Added for track attribute change.

	* bgp_community.c (community_val_get): gcc-2.95 on
	sparc-sun-solaris cause crush.  This function is for avoid the
	crush.

2001-01-15  Kunihiro Ishiguro  <[e-mail]>

	* bgp_packet.c (bgp_open_receive): Translated peer's packet_size
	clear bug is fixed.

2001-01-14  "Akihiro Mizutani" <[e-mail]>

	* bgp_packet.c (bgp_open_receive): Return notification with
	supported version number.

2001-01-13  Kunihiro Ishiguro  <[e-mail]>

	* bgpd.c (bgp_show_summary): Display AS path and community
	entries.  Suggested by: "Matt Ranney" <[e-mail]>.

	* bgp_packet.c (bgp_read_packet): Fix bug of unblocking BGP socket
	read.  When BGP packet read is partial, we must get size and type
	from packet again.

2001-01-12  "Akihiro Mizutani" <[e-mail]>

	* bgp_route.c (bgp_update): Do not unset BGP_INFO_HISTORY flag.
	(bgp_update): When there is a history entry increment route count.
	(bgp_damp_set): Check BGP_CONFIG_DAMPENING flag.

	* bgp_damp.c (bgp_damp_withdraw): Set status to
	BGP_DAMP_DISCONTINUE.

2001-01-11  Kunihiro Ishiguro  <[e-mail]>

	* bgp_attr.c (bgp_mp_reach_parse): Fix warning code when second
	IPv6 nexthop is not link-local addresss.

2001-01-11  "Akihiro Mizutani" <[e-mail]>

	* bgp_damp.c (bgp_config_write_damp): Smart flap dampening
	configuration display.
	(bgp_damp_info_print): Display elapsed time from flap started.

	* bgp_damp.h (struct bgp_damp_info): Add flap start time.

	* bgpd.c (peer_create): Set last read time.
	(bgp_show_peer): Display last read time.
	(bgp_show_summary): Use BGP_CONFIG_DAMPENING flag to check
	configuration.
	
	* bgpd.h (BGP_CONFIG_DAMPENING): Add new configuration option.
	(struct peer): Add last read time member.
	(BGP_VERSION_MP_4): Remove obsolete definition.

2001-01-10  Kunihiro Ishiguro  <[e-mail]>

	* bgp_nexthop.c: Remove OLD_RIB codes.

	* bgp_route.c (bgp_process): Likewise.

	* zebra-0.90 is released.

	* bgp_route.h (BGP_INFO_HISTORY): Remove damped member from struct
	bgp_info.  Instead of that use BGP_INFO_DAMPED flag.
	(struct bgp_info): Remove invalid member from struct bgp_info.
	Instead of that use BGP_INFO_HISTORY flag.

2001-01-10  "Akihiro Mizutani" <[e-mail]>

	* bgp_damp.c (bgp_damp_info_print): New function to display
	dampening status.
	(DEFAULT_HARF_LIFE): Define default value.
	(DEFAULT_REUSE): Likewise.
	(DEFAULT_SUPPRESS): Likewise.
	(bgp_config_write_damp): When config value is same as default
	value, simply display "bgp dampening" to configuration.

	* bgp_damp.h (struct bgp_damp_info): Add flap member.

	* bgp_route.h (struct bgp_info): Added for BGP flap dampening
	history status.

2001-01-10  Kunihiro Ishiguro  <[e-mail]>

	* bgp_nexthop.c (bgp_connected_add): Point-to-point connected
	address is properly handled.
	(bgp_connected_delete): Likewise.

	* bgp_route.c (bgp_route_init): Turn off BGP Flap dampening code
	until it works fine.

2001-01-09  Kunihiro Ishiguro  <[e-mail]>

	* bgpd.c (bgp_show_summary): Add BGP_VERSION_MP_4 case.

	* bgp_route.c (bgp_update): When this is not damped route, clear
	ri pointer.

2001-01-09  Kunihiro Ishiguro  <[e-mail]>

	* bgp_main.c: Add "-n" no_kernel option to not install route to
	kernel.  Suggested by: "Matt Ranney" <[e-mail]>

2001-01-09  Kunihiro Ishiguro  <[e-mail]>

	* bgp_nexthop.c (bgp_connected_add): Revert point-to-point
	connected route patch.  Reported by [e-mail] (Ruud de Rooij)

	* bgp_damp.c (bgp_config_write_damp): Add configuration display
	function.

	* bgp_route.c (bgp_info_free): Set NULL to BGP dampening
	information when BGP info structure is freed.
	(bgp_info_cmp): Check damped flag.
	(bgp_announce_check): Damped route is not announced.

2001-01-09  "Akihiro Mizutani" <[e-mail]>

	* bgpd.c (neighbor_capability_route_refresh): Change "neighbor
	route-refresh" command to "neighbor capability route-refresh".
	(clear_bgp_soft_in): Change soft-reconfig method.

	clear ip bgp <neighbor> soft in
        --------------------------------------
        Try stored cache first then route-refresh

        clear ip bgp <neighbor> in
        ---------------------------------
        Try route-refresh first then try to use stored cache

2001-01-09  Kunihiro Ishiguro  <[e-mail]>

	* bgp_nexthop.c (bgp_connected_add): Check point-to-point
	connected route.  Reported by [e-mail] (Ruud de Rooij)

2001-01-08  Kunihiro Ishiguro  <[e-mail]>

	* bgp_nexthop.c (bgp_nexthop_lookup): When IBGP nexthop is
	changed, refresh it.

2001-01-04  Kunihiro Ishiguro  <[e-mail]>

	* bgp_route.h (struct bgp_info_tag): Add as_selected to
	bgp_info_tag.

2001-01-03  Kunihiro Ishiguro  <[e-mail]>

	* bgp_route.h (struct bgp_info_tag): Add damped and bgp_damp_info
	member for BGP flap dampening.

	* bgp_damp.c: New file is added.

	* bgp_damp.h: Likewise.

2001-01-01  Kunihiro Ishiguro  <[e-mail]>

	* bgpd.h (BGP_VTYSH_PATH): Change "/tmp/bgpd" to "/tmp/.bgpd".

2000-12-29  Kunihiro Ishiguro  <[e-mail]>

	* bgp_nexthop.c (zlookup_connect): Change to use UNIX domain
	socket for zebra communication.

2000-12-29  Akihiro Mizutani <[e-mail]>

	* bgp_route.c (bgp_process): Fix "bgp deterministic-med" process.

2000-12-27  Akihiro Mizutani <[e-mail]>

	* bgp_route.c (bgp_process): Add "bgp deterministic-med" process.

2000-12-25  Akihiro Mizutani <[e-mail]>

	* bgp_route.c (bgp_info_cmp): Use ntohl comparing router ID.

2000-12-18  Akihiro Mizutani <[e-mail]>

	* bgp_route.c (bgp_info_cmp): When over three same prefix exit,
	withdrawing best prefix perform router ID comparison.

2000-12-15  Akihiro Mizutani  <[e-mail]>

	* bgp_route.c (bgp_info_cmp): Do not compare router ID when the
	routes comes from EBGP peer.  When originator ID is same, take
	shorter cluster-list route.  If cluster-list is same take smaller
	IP address neighbor's route.

	* bgpd.c (bgp_bestpath_aspath_ignore): Add "bgp bestpath as-path
	ignore" command.  When this option is set, do not concider AS path
	length when route selection.
	(bgp_bestpath_compare_router_id): Add "bgp bestpath
	compare-routerid".  When this option is set, compare router ID
	when the routes comes from EBGP peer.
	
2000-12-15  Akihiro Mizutani  <[e-mail]>

	* bgp_route.c (bgp_info_cmp): Compare originator ID when it is
	available.

2000-12-14  Akihiro Mizutani  <[e-mail]>

	* bgp_packet.c (bgp_notify_receive): Disply received Notify data
	information.

2000-12-14  Kunihiro Ishiguro  <[e-mail]>

	* bgp_filter.c (as_filter_free): Use MTYPE_AS_FILTER_STR to make
	it sure the memory is freed.

	* bgp_route.c (route_vty_out_detail): Do not use AF_INET6 outside
	HAVE_IPV6.

2000-12-08  Akihiro Mizutani  <[e-mail]>

	* bgp_packet.c (bgp_notify_send_with_data): Store BGP notification
	data part.

	* bgp_network.c (bgp_accept): When BGP connection comes from
	unconfigured IP address, close socket immediately.

	* bgpd.c: Fix some display format.

2000-11-29  Kunihiro Ishiguro  <[e-mail]>

	* bgp_packet.c (bgp_keepalive_send): Delete duplicate
	bgp_packet_set_size () call.

2000-11-28  Kunihiro Ishiguro  <[e-mail]>

	* bgp_packet.c (bgp_read_packet): Remove debug codes.

2000-11-27  Kunihiro Ishiguro  <[e-mail]>

	* bgp_snmp.c (write_bgpPeerTable): Add SNMP set method routine.

	* bgp_fsm.c (bgp_stop): Use fsm_change_status to change peer's
	status.
	(bgp_establish): Likewise.

2000-11-26  Akihiro Mizutani  <[e-mail]>

	* bgp_open.c: Fix error messages.

2000-11-25  Kunihiro Ishiguro  <[e-mail]>

	* bgp_fsm.c (bgp_establish): Call BGP trap when the peer is
	established.
	(bgp_stop): Call BGP trap when the peer is dropped.

2000-11-24  Kunihiro Ishiguro  <[e-mail]>

	* bgp_snmp.c (bgp4PathAttrTable): Return BGP path attribute table.

	* bgpd.h (struct peer): Add update_time for track last update
	received time.

	* bgp_packet.c (bgp_notify_receive): Preserv notify code and sub
	code in any case.

	* bgp_snmp.c (bgpPeerTable): Return remote router ID instead of
	peering IP address.
	(bgpPeerTable): Return actual BGP version number.

2000-11-22  Akihiro Mizutani <[e-mail]>

	* bgp_debug.c (bgp_notify_print): Notify data length display bug
	is fixed.

2000-11-16  Kunihiro Ishiguro  <[e-mail]>

	* bgp_nexthop.c (zlookup_connect): When UNIX domain connection to
	zebra is enabled, use the method.

2000-11-16  Akihiro Mizutani <[e-mail]>

	* bgpd.c: Revise debug message output.

2000-11-15  Akihiro Mizutani <[e-mail]>

	* bgp_clist.c (ip_community_list): Fix bug of string comparison.

2000-11-14  Akihiro Mizutani <[e-mail]>

	* bgp_community.c (community_match): Fix bug of memcmp return
	value check.

2000-11-07  Kunihiro Ishiguro  <[e-mail]>

	* bgp_clist.c (community_list_match_exact): Add check for
	entry->style is COMMUNITY_LIST.
	(community_match_regexp): Apply new com_nthval macro.

2000-11-07  Rick Payne <[e-mail]>

	* bgp_routemap.c (route_set_community_delete): "set
	community-delete COMMUNITY-LIST" is added.

	* bgp_community.c (community_del_val): Delete one community.
	(community_delete): Delete all community included in list.
	(community_match): Fix bug of matching community value.

	* bgp_clist.c (community_entry_free): Free community regular
	expression.
	(community_entry_make): Default style is COMMUNITY_LIST.
	(community_entry_lookup): Make it sure style is COMMUNITY_LIST.
	(community_entry_regexp_lookup): New function for community
	regular expression lookup.
	(community_match_regexp): New function.
	(community_delete_regexp): New function.
	(community_list_delete_entries): New function.
	(community_list_match): Add COMMUNITY_REGEXP treatment.
	(community_list_match_exact): Likewise.
	(config_write_community): Write community list according to
	entry->style.

2000-11-07  Rick Payne <[e-mail]>

	* bgp_attr.c (bgp_attr_aspath): AS path first AS check.

	* bgp_clist.c (struct community_entry): Add style, regexp, reg to
	community_entry.

2000-11-06  Rick Payne <[e-mail]>

	* bgp_aspath.c (aspath_firstas_check): AS path first AS check.

	* bgpd.c (bgp_enforce_first_as): New command "bgp