ospf6d: North-bound implementation for ospf6d rmaps

This commit introduces the implementation for the north-bound
callbacks for the ospf6d-specific route-map match and set clauses.

Signed-off-by: NaveenThanikachalam <nthanikachal@vmware.com>
Signed-off-by: Sarita Patra <saritap@vmware.com>

1 files changed, 129 insertions, 0 deletions

diff --git a/ospf6d/ospf6_routemap_nb_config.c b/ospf6d/ospf6_routemap_nb_config.c
new file mode 100644
index 000000000..3c7741e47
--- /dev/null
+++ b/ospf6d/ospf6_routemap_nb_config.c
@@ -0,0 +1,129 @@
+/*
+ * Copyright (C) 2020        Vmware
+ *                           Sarita Patra
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; see the file COPYING; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "lib/command.h"
+#include "lib/log.h"
+#include "lib/northbound.h"
+#include "lib/routemap.h"
+#include "ospf6_routemap_nb.h"
+
+/*
+ * XPath:
+ * /frr-route-map:lib/route-map/entry/set-action/rmap-set-action/frr-ospf-route-map:metric-type
+ */
+int lib_route_map_entry_set_action_rmap_set_action_metric_type_modify(
+	struct nb_cb_modify_args *args)
+{
+	struct routemap_hook_context *rhc;
+	const char *type;
+	int rv;
+
+	switch (args->event) {
+	case NB_EV_VALIDATE:
+	case NB_EV_PREPARE:
+	case NB_EV_ABORT:
+		break;
+	case NB_EV_APPLY:
+		/* Add configuration. */
+		rhc = nb_running_get_entry(args->dnode, NULL, true);
+		type = yang_dnode_get_string(args->dnode, NULL);
+
+		/* Set destroy information. */
+		rhc->rhc_shook = generic_set_delete;
+		rhc->rhc_rule = "metric-type";
+		rhc->rhc_event = RMAP_EVENT_SET_DELETED;
+
+		rv = generic_set_add(rhc->rhc_rmi, "metric-type", type,
+				     args->errmsg, args->errmsg_len);
+		if (rv != CMD_SUCCESS) {
+			rhc->rhc_mhook = NULL;
+			return NB_ERR_INCONSISTENCY;
+		}
+	}
+
+	return NB_OK;
+}
+
+int lib_route_map_entry_set_action_rmap_set_action_metric_type_destroy(
+	struct nb_cb_destroy_args *args)
+{
+	switch (args->event) {
+	case NB_EV_VALIDATE:
+	case NB_EV_PREPARE:
+	case NB_EV_ABORT:
+		break;
+	case NB_EV_APPLY:
+		return lib_route_map_entry_set_destroy(args);
+	}
+
+	return NB_OK;
+}
+
+/*
+ * XPath:
+ * /frr-route-map:lib/route-map/entry/set-action/rmap-set-action/frr-ospf6-route-map:ipv6-address
+ */
+int lib_route_map_entry_set_action_rmap_set_action_ipv6_address_modify(
+	struct nb_cb_modify_args *args)
+{
+	struct routemap_hook_context *rhc;
+	const char *ipv6_addr;
+	int rv;
+
+	switch (args->event) {
+	case NB_EV_VALIDATE:
+	case NB_EV_PREPARE:
+	case NB_EV_ABORT:
+		break;
+	case NB_EV_APPLY:
+		/* Add configuration. */
+		rhc = nb_running_get_entry(args->dnode, NULL, true);
+		ipv6_addr = yang_dnode_get_string(args->dnode, NULL);
+
+		/* Set destroy information. */
+		rhc->rhc_shook = generic_set_delete;
+		rhc->rhc_rule = "forwarding-address";
+		rhc->rhc_event = RMAP_EVENT_SET_DELETED;
+
+		rv = generic_set_add(rhc->rhc_rmi, "forwarding-address",
+				     ipv6_addr,
+				     args->errmsg, args->errmsg_len);
+		if (rv != CMD_SUCCESS) {
+			rhc->rhc_mhook = NULL;
+			return NB_ERR_INCONSISTENCY;
+		}
+	}
+
+	return NB_OK;
+}
+
+int lib_route_map_entry_set_action_rmap_set_action_ipv6_address_destroy(
+	struct nb_cb_destroy_args *args)
+{
+	switch (args->event) {
+	case NB_EV_VALIDATE:
+	case NB_EV_PREPARE:
+	case NB_EV_ABORT:
+		break;
+	case NB_EV_APPLY:
+		return lib_route_map_entry_set_destroy(args);
+	}
+
+	return NB_OK;
+}