1 files changed, 94 insertions, 0 deletions
diff --git a/ripngd/ripng_nb_rpcs.c b/ripngd/ripng_nb_rpcs.c
new file mode 100644
index 0000000..b23572d
--- /dev/null
+++ b/ripngd/ripng_nb_rpcs.c
@@ -0,0 +1,94 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (C) 2018 NetDEF, Inc.
+ *                    Renato Westphal
+ */
+
+#include <zebra.h>
+
+#include "if.h"
+#include "vrf.h"
+#include "log.h"
+#include "prefix.h"
+#include "table.h"
+#include "command.h"
+#include "routemap.h"
+#include "agg_table.h"
+#include "northbound.h"
+#include "libfrr.h"
+
+#include "ripngd/ripngd.h"
+#include "ripngd/ripng_nb.h"
+#include "ripngd/ripng_debug.h"
+#include "ripngd/ripng_route.h"
+
+/*
+ * XPath: /frr-ripngd:clear-ripng-route
+ */
+static void clear_ripng_route(struct ripng *ripng)
+{
+	struct agg_node *rp;
+
+	if (IS_RIPNG_DEBUG_EVENT)
+		zlog_debug("Clearing all RIPng routes (VRF %s)",
+			   ripng->vrf_name);
+
+	/* Clear received RIPng routes */
+	for (rp = agg_route_top(ripng->table); rp; rp = agg_route_next(rp)) {
+		struct list *list;
+		struct listnode *listnode;
+		struct ripng_info *rinfo;
+
+		list = rp->info;
+		if (list == NULL)
+			continue;
+
+		for (ALL_LIST_ELEMENTS_RO(list, listnode, rinfo)) {
+			if (!ripng_route_rte(rinfo))
+				continue;
+
+			if (CHECK_FLAG(rinfo->flags, RIPNG_RTF_FIB))
+				ripng_zebra_ipv6_delete(ripng, rp);
+			break;
+		}
+
+		if (rinfo) {
+			EVENT_OFF(rinfo->t_timeout);
+			EVENT_OFF(rinfo->t_garbage_collect);
+			listnode_delete(list, rinfo);
+			ripng_info_free(rinfo);
+		}
+
+		if (list_isempty(list)) {
+			list_delete(&list);
+			rp->info = NULL;
+			agg_unlock_node(rp);
+		}
+	}
+}
+
+int clear_ripng_route_rpc(struct nb_cb_rpc_args *args)
+{
+	struct ripng *ripng;
+	struct yang_data *yang_vrf;
+
+	yang_vrf = yang_data_list_find(args->input, "%s/%s", args->xpath,
+				       "input/vrf");
+	if (yang_vrf) {
+		ripng = ripng_lookup_by_vrf_name(yang_vrf->value);
+		if (ripng)
+			clear_ripng_route(ripng);
+	} else {
+		struct vrf *vrf;
+
+		RB_FOREACH (vrf, vrf_name_head, &vrfs_by_name) {
+			ripng = vrf->info;
+			if (!ripng)
+				continue;
+
+			clear_ripng_route(ripng);
+		}
+	}
+
+	return NB_OK;
+}