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eigrpd: convert distribute-list configuration to northbound 

Signed-off-by: Igor Ryzhov <iryzhov@nfware.com>
This commit is contained in:
Igor Ryzhov 2024-01-22 22:52:50 +02:00
parent 22d1ad786f
commit 5a759f8a69
4 changed files with 121 additions and 46 deletions
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60
eigrpd/eigrp_cli.c
View File

@ -401,6 +401,64 @@ void eigrp_cli_show_neighbor(struct vty *vty, const struct lyd_node *dnode,
vty_out(vty, " neighbor %s\n", prefix);
}
/*
* XPath: /frr-eigrpd:eigrpd/instance/distribute-list
*/
DEFPY_YANG (eigrp_distribute_list,
eigrp_distribute_list_cmd,
"distribute-list [prefix]$prefix ACCESSLIST_NAME$name <in|out>$dir [WORD$ifname]",
"Filter networks in routing updates\n"
"Specify a prefix\n"
"Access-list name\n"
"Filter incoming routing updates\n"
"Filter outgoing routing updates\n"
"Interface name\n")
{
char xpath[XPATH_MAXLEN];
snprintf(xpath, sizeof(xpath),
"./distribute-list[interface='%s']/%s/%s-list",
ifname ? ifname : "", dir, prefix ? "prefix" : "access");
/* nb_cli_enqueue_change(vty, ".", NB_OP_CREATE, NULL); */
nb_cli_enqueue_change(vty, xpath, NB_OP_MODIFY, name);
return nb_cli_apply_changes(vty, NULL);
}
DEFPY_YANG (eigrp_no_distribute_list,
eigrp_no_distribute_list_cmd,
"no distribute-list [prefix]$prefix ACCESSLIST_NAME$name <in|out>$dir [WORD$ifname]",
NO_STR
"Filter networks in routing updates\n"
"Specify a prefix\n"
"Access-list name\n"
"Filter incoming routing updates\n"
"Filter outgoing routing updates\n"
"Interface name\n")
{
const struct lyd_node *value_node;
char xpath[XPATH_MAXLEN];
snprintf(xpath, sizeof(xpath),
"./distribute-list[interface='%s']/%s/%s-list",
ifname ? ifname : "", dir, prefix ? "prefix" : "access");
/*
* See if the user has specified specific list so check it exists.
*
* NOTE: Other FRR CLI commands do not do this sort of verification and
* there may be an official decision not to.
*/
if (name) {
value_node = yang_dnode_getf(vty->candidate_config->dnode, "%s/%s",
VTY_CURR_XPATH, xpath);
if (!value_node || strcmp(name, lyd_get_value(value_node))) {
vty_out(vty, "distribute list doesn't exist\n");
return CMD_WARNING_CONFIG_FAILED;
}
}
nb_cli_enqueue_change(vty, xpath, NB_OP_DESTROY, NULL);
return nb_cli_apply_changes(vty, NULL);
}
/*
* XPath: /frr-eigrpd:eigrpd/instance/redistribute
* XPath: /frr-eigrpd:eigrpd/instance/redistribute/route-map
@ -875,6 +933,8 @@ eigrp_cli_init(void)
install_element(EIGRP_NODE, &no_eigrp_metric_weights_cmd);
install_element(EIGRP_NODE, &eigrp_network_cmd);
install_element(EIGRP_NODE, &eigrp_neighbor_cmd);
install_element(EIGRP_NODE, &eigrp_distribute_list_cmd);
install_element(EIGRP_NODE, &eigrp_no_distribute_list_cmd);
install_element(EIGRP_NODE, &eigrp_redistribute_source_metric_cmd);
vrf_cmd_init(NULL);

56
eigrpd/eigrp_northbound.c
View File

@ -14,6 +14,7 @@
#include "lib/table.h"
#include "lib/vrf.h"
#include "lib/zclient.h"
#include "lib/distribute.h"
#include "eigrp_structs.h"
#include "eigrpd.h"
@ -701,6 +702,22 @@ static int eigrpd_instance_neighbor_destroy(struct nb_cb_destroy_args *args)
return NB_OK;
}
/*
* XPath: /frr-eigrpd:eigrpd/instance/distribute-list
*/
static int eigrpd_instance_distribute_list_create(struct nb_cb_create_args *args)
{
struct eigrp *eigrp;
if (args->event != NB_EV_APPLY)
return NB_OK;
eigrp = nb_running_get_entry(args->dnode, NULL, true);
group_distribute_list_create_helper(args, eigrp->distribute_ctx);
return NB_OK;
}
/*
* XPath: /frr-eigrpd:eigrpd/instance/redistribute
*/
@ -1402,6 +1419,45 @@ const struct frr_yang_module_info frr_eigrpd_info = {
.cli_show = eigrp_cli_show_neighbor,
}
},
{
.xpath = "/frr-eigrpd:eigrpd/instance/distribute-list",
.cbs = {
.create = eigrpd_instance_distribute_list_create,
.destroy = group_distribute_list_destroy,
}
},
{
.xpath = "/frr-eigrpd:eigrpd/instance/distribute-list/in/access-list",
.cbs = {
.modify = group_distribute_list_ipv4_modify,
.destroy = group_distribute_list_ipv4_destroy,
.cli_show = group_distribute_list_ipv4_cli_show,
}
},
{
.xpath = "/frr-eigrpd:eigrpd/instance/distribute-list/out/access-list",
.cbs = {
.modify = group_distribute_list_ipv4_modify,
.destroy = group_distribute_list_ipv4_destroy,
.cli_show = group_distribute_list_ipv4_cli_show,
}
},
{
.xpath = "/frr-eigrpd:eigrpd/instance/distribute-list/in/prefix-list",
.cbs = {
.modify = group_distribute_list_ipv4_modify,
.destroy = group_distribute_list_ipv4_destroy,
.cli_show = group_distribute_list_ipv4_cli_show,
}
},
{
.xpath = "/frr-eigrpd:eigrpd/instance/distribute-list/out/prefix-list",
.cbs = {
.modify = group_distribute_list_ipv4_modify,
.destroy = group_distribute_list_ipv4_destroy,
.cli_show = group_distribute_list_ipv4_cli_show,
}
},
{
.xpath = "/frr-eigrpd:eigrpd/instance/redistribute",
.cbs = {

46
eigrpd/eigrp_routemap.c
View File

@ -1107,49 +1107,6 @@ ALIAS(no_set_tag, no_set_tag_val_cmd, "no set tag (0-65535)", NO_STR SET_STR
"Tag value for routing protocol\n"
"Tag value\n")
DEFUN (eigrp_distribute_list,
eigrp_distribute_list_cmd,
"distribute-list [prefix] ACCESSLIST_NAME <in|out> [WORD]",
"Filter networks in routing updates\n"
"Specify a prefix\n"
"Access-list name\n"
"Filter incoming routing updates\n"
"Filter outgoing routing updates\n"
"Interface name\n")
{
const char *ifname = NULL;
int prefix = (argv[1]->type == WORD_TKN) ? 1 : 0;
if (argv[argc - 1]->type == VARIABLE_TKN)
ifname = argv[argc - 1]->arg;
return distribute_list_parser(NULL, prefix, true, argv[2 + prefix]->text,
argv[1 + prefix]->arg, ifname);
}
DEFUN (eigrp_no_distribute_list,
eigrp_no_distribute_list_cmd,
"no distribute-list [prefix] ACCESSLIST_NAME <in|out> [WORD]",
NO_STR
"Filter networks in routing updates\n"
"Specify a prefix\n"
"Access-list name\n"
"Filter incoming routing updates\n"
"Filter outgoing routing updates\n"
"Interface name\n")
{
const char *ifname = NULL;
int prefix = (argv[2]->type == WORD_TKN) ? 1 : 0;
if (argv[argc - 1]->type == VARIABLE_TKN)
ifname = argv[argc - 1]->arg;
return distribute_list_no_parser(NULL, vty, prefix, true,
argv[3 + prefix]->text,
argv[2 + prefix]->arg, ifname);
}
/* Route-map init */
void eigrp_route_map_init(void)
{
@ -1158,9 +1115,6 @@ void eigrp_route_map_init(void)
route_map_add_hook(eigrp_route_map_update);
route_map_delete_hook(eigrp_route_map_update);
install_element(EIGRP_NODE, &eigrp_distribute_list_cmd);
install_element(EIGRP_NODE, &eigrp_no_distribute_list_cmd);
/*route_map_install_match (&route_match_metric_cmd);
route_map_install_match (&route_match_interface_cmd);*/
/*route_map_install_match (&route_match_ip_next_hop_cmd);

5
yang/frr-eigrpd.yang
View File

@ -22,6 +22,9 @@ module frr-eigrpd {
import frr-route-types {
prefix frr-route-types;
}
import frr-filter {
prefix frr-filter;
}
organization "FRRouting";
contact
@ -224,6 +227,8 @@ module frr-eigrpd {
type inet:ipv4-address;
}
uses frr-filter:distribute-list-group;
list redistribute {
description "Redistribute routes learned from other routing protocols";