}
}
+/* If we enter `distance bgp (1-255) (1-255) (1-255)`,
+ * we should tell ZEBRA update the routes for a specific
+ * AFI/SAFI to reflect changes in RIB.
+ */
+static void bgp_announce_routes_distance_update(struct bgp *bgp,
+ afi_t update_afi,
+ safi_t update_safi)
+{
+ afi_t afi;
+ safi_t safi;
+
+ FOREACH_AFI_SAFI (afi, safi) {
+ if (!bgp_fibupd_safi(safi))
+ continue;
+
+ if (afi != update_afi && safi != update_safi)
+ continue;
+
+ if (BGP_DEBUG(zebra, ZEBRA))
+ zlog_debug(
+ "%s: Announcing routes due to distance change afi/safi (%d/%d)",
+ __func__, afi, safi);
+ bgp_zebra_announce_table(bgp, afi, safi);
+ }
+}
+
DEFUN (bgp_distance,
bgp_distance_cmd,
"distance bgp (1-255) (1-255) (1-255)",
int idx_number = 2;
int idx_number_2 = 3;
int idx_number_3 = 4;
+ int distance_ebgp = atoi(argv[idx_number]->arg);
+ int distance_ibgp = atoi(argv[idx_number_2]->arg);
+ int distance_local = atoi(argv[idx_number_3]->arg);
afi_t afi;
safi_t safi;
afi = bgp_node_afi(vty);
safi = bgp_node_safi(vty);
- bgp->distance_ebgp[afi][safi] = atoi(argv[idx_number]->arg);
- bgp->distance_ibgp[afi][safi] = atoi(argv[idx_number_2]->arg);
- bgp->distance_local[afi][safi] = atoi(argv[idx_number_3]->arg);
+ if (bgp->distance_ebgp[afi][safi] != distance_ebgp
+ || bgp->distance_ibgp[afi][safi] != distance_ibgp
+ || bgp->distance_local[afi][safi] != distance_local) {
+ bgp->distance_ebgp[afi][safi] = distance_ebgp;
+ bgp->distance_ibgp[afi][safi] = distance_ibgp;
+ bgp->distance_local[afi][safi] = distance_local;
+ bgp_announce_routes_distance_update(bgp, afi, safi);
+ }
return CMD_SUCCESS;
}
afi = bgp_node_afi(vty);
safi = bgp_node_safi(vty);
- bgp->distance_ebgp[afi][safi] = 0;
- bgp->distance_ibgp[afi][safi] = 0;
- bgp->distance_local[afi][safi] = 0;
+ if (bgp->distance_ebgp[afi][safi] != 0
+ || bgp->distance_ibgp[afi][safi] != 0
+ || bgp->distance_local[afi][safi] != 0) {
+ bgp->distance_ebgp[afi][safi] = 0;
+ bgp->distance_ibgp[afi][safi] = 0;
+ bgp->distance_local[afi][safi] = 0;
+ bgp_announce_routes_distance_update(bgp, afi, safi);
+ }
return CMD_SUCCESS;
}