pim6d: Adding "ipv6 mld" CLI

Adding the Interface level config command

ipv6 mld
To enable MLD on the interface.

Signed-off-by: Abhishek N R <abnr@vmware.com>

2 files changed, 55 insertions, 1 deletions

diff --git a/pimd/pim6_cmd.c b/pimd/pim6_cmd.c
index 53c032498b..a7e2b0eb03 100644
--- a/pimd/pim6_cmd.c
+++ b/pimd/pim6_cmd.c
@@ -503,6 +503,52 @@ DEFPY (interface_no_ipv6_mld_join,
 	return nb_cli_apply_changes(vty, NULL);
 }
 
+DEFPY (interface_ipv6_mld,
+       interface_ipv6_mld_cmd,
+       "ipv6 mld",
+       IPV6_STR
+       IFACE_MLD_STR)
+{
+	nb_cli_enqueue_change(vty, "./enable", NB_OP_MODIFY, "true");
+
+	return nb_cli_apply_changes(vty, FRR_GMP_INTERFACE_XPATH,
+				    "frr-routing:ipv6");
+}
+
+DEFPY (interface_no_ipv6_mld,
+       interface_no_ipv6_mld_cmd,
+       "no ipv6 mld",
+       NO_STR
+       IPV6_STR
+       IFACE_MLD_STR)
+{
+	const struct lyd_node *pim_enable_dnode;
+	char pim_if_xpath[XPATH_MAXLEN + 20];
+
+	snprintf(pim_if_xpath, sizeof(pim_if_xpath),
+		 "%s/frr-pim:pim/address-family[address-family='%s']",
+		 VTY_CURR_XPATH, "frr-routing:ipv6");
+
+	pim_enable_dnode = yang_dnode_getf(vty->candidate_config->dnode,
+					   FRR_PIM_ENABLE_XPATH, VTY_CURR_XPATH,
+					   "frr-routing:ipv6");
+	if (!pim_enable_dnode) {
+		nb_cli_enqueue_change(vty, pim_if_xpath, NB_OP_DESTROY, NULL);
+		nb_cli_enqueue_change(vty, ".", NB_OP_DESTROY, NULL);
+	} else {
+		if (!yang_dnode_get_bool(pim_enable_dnode, ".")) {
+			nb_cli_enqueue_change(vty, pim_if_xpath, NB_OP_DESTROY,
+					      NULL);
+			nb_cli_enqueue_change(vty, ".", NB_OP_DESTROY, NULL);
+		} else
+			nb_cli_enqueue_change(vty, "./enable", NB_OP_MODIFY,
+					      "false");
+	}
+
+	return nb_cli_apply_changes(vty, FRR_GMP_INTERFACE_XPATH,
+				    "frr-routing:ipv6");
+}
+
 void pim_cmd_init(void)
 {
 	if_cmd_init(pim_interface_config_write);
@@ -546,6 +592,8 @@ void pim_cmd_init(void)
 	install_element(VRF_NODE, &ipv6_pim_rp_prefix_list_cmd);
 	install_element(CONFIG_NODE, &no_ipv6_pim_rp_prefix_list_cmd);
 	install_element(VRF_NODE, &no_ipv6_pim_rp_prefix_list_cmd);
+	install_element(INTERFACE_NODE, &interface_ipv6_mld_cmd);
+	install_element(INTERFACE_NODE, &interface_no_ipv6_mld_cmd);
 	install_element(INTERFACE_NODE, &interface_ipv6_mld_join_cmd);
 	install_element(INTERFACE_NODE, &interface_no_ipv6_mld_join_cmd);
 }
diff --git a/pimd/pim_nb_config.c b/pimd/pim_nb_config.c
index ddba5a3edc..6f62b6ce1f 100644
--- a/pimd/pim_nb_config.c
+++ b/pimd/pim_nb_config.c
@@ -348,6 +348,7 @@ static bool is_pim_interface(const struct lyd_node *dnode)
 	return false;
 }
 
+#if PIM_IPV == 4
 static int pim_cmd_igmp_start(struct interface *ifp)
 {
 	struct pim_interface *pim_ifp;
@@ -376,6 +377,7 @@ static int pim_cmd_igmp_start(struct interface *ifp)
 
 	return NB_OK;
 }
+#endif /* PIM_IPV == 4 */
 
 /*
  * CLI reconfiguration affects the interface level (struct pim_interface).
@@ -2554,6 +2556,7 @@ int lib_interface_gmp_address_family_destroy(struct nb_cb_destroy_args *args)
 int lib_interface_gmp_address_family_enable_modify(
 	struct nb_cb_modify_args *args)
 {
+#if PIM_IPV == 4
 	struct interface *ifp;
 	bool igmp_enable;
 	struct pim_interface *pim_ifp;
@@ -2601,7 +2604,9 @@ int lib_interface_gmp_address_family_enable_modify(
 				pim_if_delete(ifp);
 		}
 	}
-
+#else
+	/* TBD Depends on MLD data structure changes */
+#endif /* PIM_IPV == 4 */
 	return NB_OK;
 }
 
@@ -2675,6 +2680,7 @@ int lib_interface_gmp_address_family_mld_version_modify(
 	case NB_EV_PREPARE:
 	case NB_EV_ABORT:
 	case NB_EV_APPLY:
+		/* TBD depends on MLD data structure changes */
 		break;
 	}