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* bgp_routemap.c: New route-map command - "match ip route-source".

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[merge from GNU Zebra]
This commit is contained in:
hasso 2005-02-02 16:43:17 +00:00
parent fee6e4e454
commit c1643bb7d7
2 changed files with 199 additions and 1 deletions
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4
bgpd/ChangeLog
View File

@ -1,3 +1,7 @@
2005-02-02 Akihiro Mizutani <mizutani@net-chef.net>
* bgp_routemap.c: New route-map command - "match ip route-source".
2005-02-02 Akihiro Mizutani <mizutani@net-chef.net>
* bgp_clist.[ch], bgp_route.c, bgp_routemap.c, bgp_vty.c:

196
bgpd/bgp_routemap.c
View File

@ -57,7 +57,7 @@ o Cisco route-map
interface : Not yet
ip address : Done
ip next-hop : Done
ip route-source : (This will not be implemented by bgpd)
ip route-source : Done
ip prefix-list : Done
ipv6 address : Done
ipv6 next-hop : Done
@ -291,6 +291,64 @@ struct route_map_rule_cmd route_match_ip_next_hop_cmd =
route_match_ip_next_hop_free
};
/* `match ip route-source ACCESS-LIST' */
/* Match function return 1 if match is success else return zero. */
route_map_result_t
route_match_ip_route_source (void *rule, struct prefix *prefix,
route_map_object_t type, void *object)
{
struct access_list *alist;
struct bgp_info *bgp_info;
struct peer *peer;
struct prefix_ipv4 p;
if (type == RMAP_BGP)
{
bgp_info = object;
peer = bgp_info->peer;
if (! peer || sockunion_family (&peer->su) != AF_INET)
return RMAP_NOMATCH;
p.family = AF_INET;
p.prefix = peer->su.sin.sin_addr;
p.prefixlen = IPV4_MAX_BITLEN;
alist = access_list_lookup (AFI_IP, (char *) rule);
if (alist == NULL)
return RMAP_NOMATCH;
return (access_list_apply (alist, &p) == FILTER_DENY ?
RMAP_NOMATCH : RMAP_MATCH);
}
return RMAP_NOMATCH;
}
/* Route map `ip route-source' match statement. `arg' is
access-list name. */
void *
route_match_ip_route_source_compile (const char *arg)
{
return XSTRDUP (MTYPE_ROUTE_MAP_COMPILED, arg);
}
/* Free route map's compiled `ip address' value. */
void
route_match_ip_route_source_free (void *rule)
{
XFREE (MTYPE_ROUTE_MAP_COMPILED, rule);
}
/* Route map commands for ip route-source matching. */
struct route_map_rule_cmd route_match_ip_route_source_cmd =
{
"ip route-source",
route_match_ip_route_source,
route_match_ip_route_source_compile,
route_match_ip_route_source_free
};
/* `match ip address prefix-list PREFIX_LIST' */
route_map_result_t
@ -378,6 +436,59 @@ struct route_map_rule_cmd route_match_ip_next_hop_prefix_list_cmd =
route_match_ip_next_hop_prefix_list_free
};
/* `match ip route-source prefix-list PREFIX_LIST' */
route_map_result_t
route_match_ip_route_source_prefix_list (void *rule, struct prefix *prefix,
route_map_object_t type, void *object)
{
struct prefix_list *plist;
struct bgp_info *bgp_info;
struct peer *peer;
struct prefix_ipv4 p;
if (type == RMAP_BGP)
{
bgp_info = object;
peer = bgp_info->peer;
if (! peer || sockunion_family (&peer->su) != AF_INET)
return RMAP_NOMATCH;
p.family = AF_INET;
p.prefix = peer->su.sin.sin_addr;
p.prefixlen = IPV4_MAX_BITLEN;
plist = prefix_list_lookup (AFI_IP, (char *) rule);
if (plist == NULL)
return RMAP_NOMATCH;
return (prefix_list_apply (plist, &p) == PREFIX_DENY ?
RMAP_NOMATCH : RMAP_MATCH);
}
return RMAP_NOMATCH;
}
void *
route_match_ip_route_source_prefix_list_compile (const char *arg)
{
return XSTRDUP (MTYPE_ROUTE_MAP_COMPILED, arg);
}
void
route_match_ip_route_source_prefix_list_free (void *rule)
{
XFREE (MTYPE_ROUTE_MAP_COMPILED, rule);
}
struct route_map_rule_cmd route_match_ip_route_source_prefix_list_cmd =
{
"ip route-source prefix-list",
route_match_ip_route_source_prefix_list,
route_match_ip_route_source_prefix_list_compile,
route_match_ip_route_source_prefix_list_free
};
/* `match metric METRIC' */
/* Match function return 1 if match is success else return zero. */
@ -2305,6 +2416,44 @@ ALIAS (no_match_ip_next_hop,
"IP access-list number (expanded range)\n"
"IP Access-list name\n")
DEFUN (match_ip_route_source,
match_ip_route_source_cmd,
"match ip route-source (<1-199>|<1300-2699>|WORD)",
MATCH_STR
IP_STR
"Match advertising source address of route\n"
"IP access-list number\n"
"IP access-list number (expanded range)\n"
"IP standard access-list name\n")
{
return bgp_route_match_add (vty, vty->index, "ip route-source", argv[0]);
}
DEFUN (no_match_ip_route_source,
no_match_ip_route_source_cmd,
"no match ip route-source",
NO_STR
MATCH_STR
IP_STR
"Match advertising source address of route\n")
{
if (argc == 0)
return bgp_route_match_delete (vty, vty->index, "ip route-source", NULL);
return bgp_route_match_delete (vty, vty->index, "ip route-source", argv[0]);
}
ALIAS (no_match_ip_route_source,
no_match_ip_route_source_val_cmd,
"no match ip route-source (<1-199>|<1300-2699>|WORD)",
NO_STR
MATCH_STR
IP_STR
"Match advertising source address of route\n"
"IP access-list number\n"
"IP access-list number (expanded range)\n"
"IP standard access-list name\n");
DEFUN (match_ip_address_prefix_list,
match_ip_address_prefix_list_cmd,
"match ip address prefix-list WORD",
@ -2379,6 +2528,43 @@ ALIAS (no_match_ip_next_hop_prefix_list,
"Match entries of prefix-lists\n"
"IP prefix-list name\n")
DEFUN (match_ip_route_source_prefix_list,
match_ip_route_source_prefix_list_cmd,
"match ip route-source prefix-list WORD",
MATCH_STR
IP_STR
"Match advertising source address of route\n"
"Match entries of prefix-lists\n"
"IP prefix-list name\n")
{
return bgp_route_match_add (vty, vty->index, "ip route-source prefix-list", argv[0]);
}
DEFUN (no_match_ip_route_source_prefix_list,
no_match_ip_route_source_prefix_list_cmd,
"no match ip route-source prefix-list",
NO_STR
MATCH_STR
IP_STR
"Match advertising source address of route\n"
"Match entries of prefix-lists\n")
{
if (argc == 0)
return bgp_route_match_delete (vty, vty->index, "ip route-source prefix-list", NULL);
return bgp_route_match_delete (vty, vty->index, "ip route-source prefix-list", argv[0]);
}
ALIAS (no_match_ip_route_source_prefix_list,
no_match_ip_route_source_prefix_list_val_cmd,
"no match ip route-source prefix-list WORD",
NO_STR
MATCH_STR
IP_STR
"Match advertising source address of route\n"
"Match entries of prefix-lists\n"
"IP prefix-list name\n");
DEFUN (match_metric,
match_metric_cmd,
"match metric <0-4294967295>",
@ -3395,8 +3581,10 @@ bgp_route_map_init ()
route_map_install_match (&route_match_peer_cmd);
route_map_install_match (&route_match_ip_address_cmd);
route_map_install_match (&route_match_ip_next_hop_cmd);
route_map_install_match (&route_match_ip_route_source_cmd);
route_map_install_match (&route_match_ip_address_prefix_list_cmd);
route_map_install_match (&route_match_ip_next_hop_prefix_list_cmd);
route_map_install_match (&route_match_ip_route_source_prefix_list_cmd);
route_map_install_match (&route_match_aspath_cmd);
route_map_install_match (&route_match_community_cmd);
route_map_install_match (&route_match_ecommunity_cmd);
@ -3429,6 +3617,9 @@ bgp_route_map_init ()
install_element (RMAP_NODE, &match_ip_next_hop_cmd);
install_element (RMAP_NODE, &no_match_ip_next_hop_cmd);
install_element (RMAP_NODE, &no_match_ip_next_hop_val_cmd);
install_element (RMAP_NODE, &match_ip_route_source_cmd);
install_element (RMAP_NODE, &no_match_ip_route_source_cmd);
install_element (RMAP_NODE, &no_match_ip_route_source_val_cmd);
install_element (RMAP_NODE, &match_ip_address_prefix_list_cmd);
install_element (RMAP_NODE, &no_match_ip_address_prefix_list_cmd);
@ -3436,6 +3627,9 @@ bgp_route_map_init ()
install_element (RMAP_NODE, &match_ip_next_hop_prefix_list_cmd);
install_element (RMAP_NODE, &no_match_ip_next_hop_prefix_list_cmd);
install_element (RMAP_NODE, &no_match_ip_next_hop_prefix_list_val_cmd);
install_element (RMAP_NODE, &match_ip_route_source_prefix_list_cmd);
install_element (RMAP_NODE, &no_match_ip_route_source_prefix_list_cmd);
install_element (RMAP_NODE, &no_match_ip_route_source_prefix_list_val_cmd);
install_element (RMAP_NODE, &match_aspath_cmd);
install_element (RMAP_NODE, &no_match_aspath_cmd);