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ospfd: cli: add "show ip ospf reachable-routers" CLI

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Signed-off-by: Christian Hopps <chopps@labn.net>
This commit is contained in:
Christian Hopps 2022-01-17 07:55:14 -05:00
parent 149491af80
commit d86760acad
2 changed files with 124 additions and 2 deletions
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6
doc/user/ospfd.rst
View File

@ -867,6 +867,12 @@ Opaque LSA
Show Opaque LSA from the database.
.. clicmd:: show ip ospf (1-65535) reachable-routers
.. clicmd:: show ip ospf [vrf <NAME|all>] reachable-routers
Show routing table of reachable routers.
.. _ospf-traffic-engineering:
Traffic Engineering

120
ospfd/ospf_vty.c
View File

@ -10741,8 +10741,9 @@ static void show_ip_ospf_route_router(struct vty *vty, struct ospf *ospf,
*json_nexthop = NULL;
if (!json)
vty_out(vty,
"============ OSPF router routing table =============\n");
vty_out(vty, "============ OSPF %s table =============\n",
ospf->all_rtrs == rtrs ? "reachable routers"
: "router routing");
for (rn = route_top(rtrs); rn; rn = route_next(rn)) {
if (rn->info == NULL)
@ -11004,6 +11005,114 @@ static void show_ip_ospf_route_external(struct vty *vty, struct ospf *ospf,
vty_out(vty, "\n");
}
static int show_ip_ospf_reachable_routers_common(struct vty *vty,
struct ospf *ospf,
uint8_t use_vrf)
{
if (ospf->instance)
vty_out(vty, "\nOSPF Instance: %d\n\n", ospf->instance);
ospf_show_vrf_name(ospf, vty, NULL, use_vrf);
if (ospf->all_rtrs == NULL) {
vty_out(vty, "No OSPF reachable router information exist\n");
return CMD_SUCCESS;
}
/* Show Router routes. */
show_ip_ospf_route_router(vty, ospf, ospf->all_rtrs, NULL);
vty_out(vty, "\n");
return CMD_SUCCESS;
}
DEFUN (show_ip_ospf_reachable_routers,
show_ip_ospf_reachable_routers_cmd,
"show ip ospf [vrf <NAME|all>] reachable-routers",
SHOW_STR
IP_STR
"OSPF information\n"
VRF_CMD_HELP_STR
"All VRFs\n"
"Show all the reachable OSPF routers\n")
{
struct ospf *ospf = NULL;
struct listnode *node = NULL;
char *vrf_name = NULL;
bool all_vrf = false;
int ret = CMD_SUCCESS;
int inst = 0;
int idx_vrf = 0;
uint8_t use_vrf = 0;
OSPF_FIND_VRF_ARGS(argv, argc, idx_vrf, vrf_name, all_vrf);
if (vrf_name) {
bool ospf_output = false;
use_vrf = 1;
if (all_vrf) {
for (ALL_LIST_ELEMENTS_RO(om->ospf, node, ospf)) {
if (!ospf->oi_running)
continue;
ospf_output = true;
ret = show_ip_ospf_reachable_routers_common(
vty, ospf, use_vrf);
}
if (!ospf_output)
vty_out(vty, "%% OSPF instance not found\n");
} else {
ospf = ospf_lookup_by_inst_name(inst, vrf_name);
if (ospf == NULL || !ospf->oi_running) {
vty_out(vty, "%% OSPF instance not found\n");
return CMD_SUCCESS;
}
ret = show_ip_ospf_reachable_routers_common(vty, ospf,
use_vrf);
}
} else {
/* Display default ospf (instance 0) info */
ospf = ospf_lookup_by_vrf_id(VRF_DEFAULT);
if (ospf == NULL || !ospf->oi_running) {
vty_out(vty, "%% OSPF instance not found\n");
return CMD_SUCCESS;
}
ret = show_ip_ospf_reachable_routers_common(vty, ospf, use_vrf);
}
return ret;
}
DEFUN (show_ip_ospf_instance_reachable_routers,
show_ip_ospf_instance_reachable_routers_cmd,
"show ip ospf (1-65535) reachable-routers",
SHOW_STR
IP_STR
"OSPF information\n"
"Instance ID\n"
"Show all the reachable OSPF routers\n")
{
int idx_number = 3;
struct ospf *ospf;
unsigned short instance = 0;
instance = strtoul(argv[idx_number]->arg, NULL, 10);
if (instance != ospf_instance)
return CMD_NOT_MY_INSTANCE;
ospf = ospf_lookup_instance(instance);
if (!ospf || !ospf->oi_running)
return CMD_SUCCESS;
return show_ip_ospf_reachable_routers_common(vty, ospf, 0);
}
static int show_ip_ospf_border_routers_common(struct vty *vty,
struct ospf *ospf,
uint8_t use_vrf)
@ -11146,6 +11255,10 @@ static int show_ip_ospf_route_common(struct vty *vty, struct ospf *ospf,
/* Show Router routes. */
show_ip_ospf_route_router(vty, ospf, ospf->new_rtrs, json_vrf);
/* Show Router routes. */
if (ospf->all_rtrs)
show_ip_ospf_route_router(vty, ospf, ospf->all_rtrs, json_vrf);
/* Show AS External routes. */
show_ip_ospf_route_external(vty, ospf, ospf->old_external_route,
json_vrf);
@ -12603,9 +12716,12 @@ void ospf_vty_show_init(void)
/* "show ip ospf route" commands. */
install_element(VIEW_NODE, &show_ip_ospf_route_cmd);
install_element(VIEW_NODE, &show_ip_ospf_border_routers_cmd);
install_element(VIEW_NODE, &show_ip_ospf_reachable_routers_cmd);
install_element(VIEW_NODE, &show_ip_ospf_instance_route_cmd);
install_element(VIEW_NODE, &show_ip_ospf_instance_border_routers_cmd);
install_element(VIEW_NODE,
&show_ip_ospf_instance_reachable_routers_cmd);
/* "show ip ospf vrfs" commands. */
install_element(VIEW_NODE, &show_ip_ospf_vrfs_cmd);