ripd: use new distribute-list northbound code.

Signed-off-by: Christian Hopps <chopps@labn.net>

5 files changed, 112 insertions, 41 deletions

diff --git a/ripd/rip_cli.c b/ripd/rip_cli.c
index a4d306a4d2..d4366d0186 100644
--- a/ripd/rip_cli.c
+++ b/ripd/rip_cli.c
@@ -1128,46 +1128,59 @@ DEFPY_YANG (clear_ip_rip,
 	return ret;
 }
 
-DEFUN (rip_distribute_list,
-       rip_distribute_list_cmd,
-       "distribute-list [prefix] ACCESSLIST4_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")
+DEFPY_YANG(
+	rip_distribute_list, rip_distribute_list_cmd,
+	"distribute-list [prefix]$prefix ACCESSLIST4_NAME$name <in|out>$dir [WORD$ifname]",
+	"Filter networks in routing updates\n"
+	"Specify a prefix list\n"
+	"access-list or prefix-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;
+	char xpath[XPATH_MAXLEN];
 
-	return distribute_list_parser(NULL, prefix, true, argv[2 + prefix]->text,
-				      argv[1 + prefix]->arg, ifname);
+	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);
 }
 
-DEFUN (rip_no_distribute_list,
-       rip_no_distribute_list_cmd,
-       "no distribute-list [prefix] ACCESSLIST4_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;
+DEFPY_YANG(no_rip_distribute_list,
+	   no_rip_distribute_list_cmd,
+	   "no distribute-list [prefix]$prefix [ACCESSLIST4_NAME$name] <in|out>$dir [WORD$ifname]",
+	   NO_STR
+	   "Filter networks in routing updates\n"
+	   "Specify a prefix list\n"
+	   "access-list or prefix-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];
 
-	return distribute_list_no_parser(NULL, vty, prefix, true,
-					 argv[3 + prefix]->text,
-					 argv[2 + prefix]->arg, ifname);
+	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);
 }
 
 void rip_cli_init(void)
@@ -1176,7 +1189,7 @@ void rip_cli_init(void)
 	install_element(CONFIG_NODE, &no_router_rip_cmd);
 
 	install_element(RIP_NODE, &rip_distribute_list_cmd);
-	install_element(RIP_NODE, &rip_no_distribute_list_cmd);
+	install_element(RIP_NODE, &no_rip_distribute_list_cmd);
 
 	install_element(RIP_NODE, &rip_allow_ecmp_cmd);
 	install_element(RIP_NODE, &no_rip_allow_ecmp_cmd);
diff --git a/ripd/rip_nb.c b/ripd/rip_nb.c
index d11f1e1d34..7167be124a 100644
--- a/ripd/rip_nb.c
+++ b/ripd/rip_nb.c
@@ -6,11 +6,12 @@
 
 #include <zebra.h>
 
-#include "northbound.h"
+#include "distribute.h"
+#include "if_rmap.h"
 #include "libfrr.h"
+#include "northbound.h"
 
 #include "ripd/rip_nb.h"
-#include "lib/if_rmap.h"
 
 /* clang-format off */
 const struct frr_yang_module_info frr_ripd_info = {
@@ -144,6 +145,45 @@ const struct frr_yang_module_info frr_ripd_info = {
 			},
 		},
 		{
+			.xpath = "/frr-ripd:ripd/instance/distribute-list",
+			.cbs = {
+				.create = ripd_instance_distribute_list_create,
+				.destroy = group_distribute_list_destroy,
+			}
+		},
+		{
+			.xpath = "/frr-ripd:ripd/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-ripd:ripd/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-ripd:ripd/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-ripd:ripd/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-ripd:ripd/instance/redistribute",
 			.cbs = {
 				.apply_finish = ripd_instance_redistribute_apply_finish,
diff --git a/ripd/rip_nb.h b/ripd/rip_nb.h
index 9929e0952b..811fee55ec 100644
--- a/ripd/rip_nb.h
+++ b/ripd/rip_nb.h
@@ -7,6 +7,8 @@
 #ifndef _FRR_RIP_NB_H_
 #define _FRR_RIP_NB_H_
 
+#include "northbound.h"
+
 extern const struct frr_yang_module_info frr_ripd_info;
 
 /* Mandatory callbacks. */
@@ -45,6 +47,8 @@ int ripd_instance_passive_interface_destroy(struct nb_cb_destroy_args *args);
 int ripd_instance_non_passive_interface_create(struct nb_cb_create_args *args);
 int ripd_instance_non_passive_interface_destroy(
 	struct nb_cb_destroy_args *args);
+int ripd_instance_distribute_list_create(struct nb_cb_create_args *args);
+int ripd_instance_distribute_list_destroy(struct nb_cb_destroy_args *args);
 int ripd_instance_redistribute_create(struct nb_cb_create_args *args);
 int ripd_instance_redistribute_destroy(struct nb_cb_destroy_args *args);
 int ripd_instance_redistribute_route_map_modify(struct nb_cb_modify_args *args);
diff --git a/ripd/rip_nb_config.c b/ripd/rip_nb_config.c
index 8b9cc922ad..fb7533789b 100644
--- a/ripd/rip_nb_config.c
+++ b/ripd/rip_nb_config.c
@@ -548,6 +548,23 @@ int ripd_instance_non_passive_interface_destroy(struct nb_cb_destroy_args *args)
 	return rip_passive_nondefault_unset(rip, ifname);
 }
 
+
+/*
+ * XPath: /frr-ripd:ripd/instance/distribute-list
+ */
+int ripd_instance_distribute_list_create(struct nb_cb_create_args *args)
+{
+	struct rip *rip;
+
+	if (args->event != NB_EV_APPLY)
+		return NB_OK;
+
+	rip = nb_running_get_entry(args->dnode, NULL, true);
+	group_distribute_list_create_helper(args, rip->distribute_ctx);
+
+	return NB_OK;
+}
+
 /*
  * XPath: /frr-ripd:ripd/instance/redistribute
  */
diff --git a/ripd/ripd.c b/ripd/ripd.c
index d5df16c3a9..a744e081d1 100644
--- a/ripd/ripd.c
+++ b/ripd/ripd.c
@@ -3271,9 +3271,6 @@ static int config_write_rip(struct vty *vty)
 
 		nb_cli_show_dnode_cmds(vty, dnode, false);
 
-		/* Distribute configuration. */
-		config_write_distribute(vty, rip->distribute_ctx);
-
 		vty_out(vty, "exit\n");
 
 		write = 1;