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Added show command to display only the routes in the RIB that

Browse Source 
does not count ECMPs

Signed-off-by: Ayan Banerjee <ayan@cumulusnetworks.com>
Reviewed-by: JR Rivers <jrrivers@cumulusnetworks.com>
This commit is contained in:
Donald Sharp 2015-05-19 17:24:41 -07:00
parent b6286c703b
commit 9343ce8356
1 changed files with 124 additions and 0 deletions
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124
zebra/zebra_vty.c
View File

@ -1072,6 +1072,84 @@ vty_show_ip_route_summary (struct vty *vty, struct route_table *table)
fib_cnt[ZEBRA_ROUTE_TOTAL], VTY_NEWLINE);
}
/*
* Implementation of the ip route summary prefix command.
*
* This command prints the primary prefixes that have been installed by various
* protocols on the box.
*
*/
static void
vty_show_ip_route_summary_prefix (struct vty *vty, struct route_table *table)
{
struct route_node *rn;
struct rib *rib;
struct nexthop *nexthop;
#define ZEBRA_ROUTE_IBGP ZEBRA_ROUTE_MAX
#define ZEBRA_ROUTE_TOTAL (ZEBRA_ROUTE_IBGP + 1)
u_int32_t rib_cnt[ZEBRA_ROUTE_TOTAL + 1];
u_int32_t fib_cnt[ZEBRA_ROUTE_TOTAL + 1];
u_int32_t i;
int cnt;
memset (&rib_cnt, 0, sizeof(rib_cnt));
memset (&fib_cnt, 0, sizeof(fib_cnt));
for (rn = route_top (table); rn; rn = route_next (rn))
RNODE_FOREACH_RIB (rn, rib)
{
/*
* In case of ECMP, count only once.
*/
cnt = 0;
for (nexthop = rib->nexthop; (!cnt && nexthop); nexthop = nexthop->next)
{
cnt++;
rib_cnt[ZEBRA_ROUTE_TOTAL]++;
rib_cnt[rib->type]++;
if (CHECK_FLAG (nexthop->flags, NEXTHOP_FLAG_FIB))
{
fib_cnt[ZEBRA_ROUTE_TOTAL]++;
fib_cnt[rib->type]++;
}
if (rib->type == ZEBRA_ROUTE_BGP &&
CHECK_FLAG (rib->flags, ZEBRA_FLAG_IBGP))
{
rib_cnt[ZEBRA_ROUTE_IBGP]++;
if (CHECK_FLAG (nexthop->flags, NEXTHOP_FLAG_FIB))
fib_cnt[ZEBRA_ROUTE_IBGP]++;
}
}
}
vty_out (vty, "%-20s %-20s %-20s %s",
"Route Source", "Prefix Routes", "FIB", VTY_NEWLINE);
for (i = 0; i < ZEBRA_ROUTE_MAX; i++)
{
if (rib_cnt[i] > 0)
{
if (i == ZEBRA_ROUTE_BGP)
{
vty_out (vty, "%-20s %-20d %-20d %s", "ebgp",
rib_cnt[ZEBRA_ROUTE_BGP] - rib_cnt[ZEBRA_ROUTE_IBGP],
fib_cnt[ZEBRA_ROUTE_BGP] - fib_cnt[ZEBRA_ROUTE_IBGP],
VTY_NEWLINE);
vty_out (vty, "%-20s %-20d %-20d %s", "ibgp",
rib_cnt[ZEBRA_ROUTE_IBGP], fib_cnt[ZEBRA_ROUTE_IBGP],
VTY_NEWLINE);
}
else
vty_out (vty, "%-20s %-20d %-20d %s", zebra_route_string(i),
rib_cnt[i], fib_cnt[i], VTY_NEWLINE);
}
}
vty_out (vty, "------%s", VTY_NEWLINE);
vty_out (vty, "%-20s %-20d %-20d %s", "Totals", rib_cnt[ZEBRA_ROUTE_TOTAL],
fib_cnt[ZEBRA_ROUTE_TOTAL], VTY_NEWLINE);
}
/* Show route summary. */
DEFUN (show_ip_route_summary,
show_ip_route_summary_cmd,
@ -1092,6 +1170,27 @@ DEFUN (show_ip_route_summary,
return CMD_SUCCESS;
}
/* Show route summary prefix. */
DEFUN (show_ip_route_summary_prefix,
show_ip_route_summary_prefix_cmd,
"show ip route summary prefix",
SHOW_STR
IP_STR
"IP routing table\n"
"Summary of all routes\n"
"Prefix routes\n")
{
struct route_table *table;
table = vrf_table (AFI_IP, SAFI_UNICAST, 0);
if (! table)
return CMD_SUCCESS;
vty_show_ip_route_summary_prefix (vty, table);
return CMD_SUCCESS;
}
/* Write IPv4 static route configuration. */
static int
static_config_ipv4 (struct vty *vty)
@ -1927,6 +2026,27 @@ DEFUN (show_ipv6_route_summary,
return CMD_SUCCESS;
}
/* Show ipv6 route summary prefix. */
DEFUN (show_ipv6_route_summary_prefix,
show_ipv6_route_summary_prefix_cmd,
"show ipv6 route summary prefix",
SHOW_STR
IP_STR
"IPv6 routing table\n"
"Summary of all IPv6 routes\n"
"Prefix routes\n")
{
struct route_table *table;
table = vrf_table (AFI_IP6, SAFI_UNICAST, 0);
if (! table)
return CMD_SUCCESS;
vty_show_ip_route_summary_prefix (vty, table);
return CMD_SUCCESS;
}
/*
* Show IPv6 mroute command.Used to dump
* the Multicast routing table.
@ -2096,6 +2216,7 @@ zebra_vty_init (void)
install_element (VIEW_NODE, &show_ip_route_protocol_cmd);
install_element (VIEW_NODE, &show_ip_route_supernets_cmd);
install_element (VIEW_NODE, &show_ip_route_summary_cmd);
install_element (VIEW_NODE, &show_ip_route_summary_prefix_cmd);
install_element (ENABLE_NODE, &show_ip_route_cmd);
install_element (ENABLE_NODE, &show_ip_route_addr_cmd);
install_element (ENABLE_NODE, &show_ip_route_prefix_cmd);
@ -2103,6 +2224,7 @@ zebra_vty_init (void)
install_element (ENABLE_NODE, &show_ip_route_protocol_cmd);
install_element (ENABLE_NODE, &show_ip_route_supernets_cmd);
install_element (ENABLE_NODE, &show_ip_route_summary_cmd);
install_element (ENABLE_NODE, &show_ip_route_summary_prefix_cmd);
install_element (VIEW_NODE, &show_ip_mroute_cmd);
install_element (ENABLE_NODE, &show_ip_mroute_cmd);
@ -2127,6 +2249,7 @@ zebra_vty_init (void)
install_element (CONFIG_NODE, &no_ipv6_route_ifname_flags_pref_cmd);
install_element (VIEW_NODE, &show_ipv6_route_cmd);
install_element (VIEW_NODE, &show_ipv6_route_summary_cmd);
install_element (VIEW_NODE, &show_ipv6_route_summary_prefix_cmd);
install_element (VIEW_NODE, &show_ipv6_route_protocol_cmd);
install_element (VIEW_NODE, &show_ipv6_route_addr_cmd);
install_element (VIEW_NODE, &show_ipv6_route_prefix_cmd);
@ -2137,6 +2260,7 @@ zebra_vty_init (void)
install_element (ENABLE_NODE, &show_ipv6_route_prefix_cmd);
install_element (ENABLE_NODE, &show_ipv6_route_prefix_longer_cmd);
install_element (ENABLE_NODE, &show_ipv6_route_summary_cmd);
install_element (ENABLE_NODE, &show_ipv6_route_summary_prefix_cmd);
install_element (VIEW_NODE, &show_ipv6_mroute_cmd);
install_element (ENABLE_NODE, &show_ipv6_mroute_cmd);