isisd: Write BFD config

Signed-off-by: Christian Franke <chris@opensourcerouting.org>

diff --git a/isisd/isis_bfd.c b/isisd/isis_bfd.c
index 8a7947b2a23694d3efd9068ab52f43b7eeada0b8..eeacede76427e31cb118d9667414f187e48570d8 100644 (file)
--- a/isisd/isis_bfd.c
+++ b/isisd/isis_bfd.c
@@ -30,6 +30,7 @@
 #include "isisd/isis_constants.h"
 #include "isisd/isis_adjacency.h"
 #include "isisd/isis_circuit.h"
+#include "isisd/isisd.h"
 #include "isisd/fabricd.h"
 
 static int isis_bfd_interface_dest_update(int command, struct zclient *zclient,
@@ -72,6 +73,25 @@ void isis_bfd_circuit_param_set(struct isis_circuit *circuit,
                isis_bfd_circuit_cmd(circuit, command);
 }
 
+static int bfd_circuit_write_settings(struct isis_circuit *circuit,
+                                     struct vty *vty)
+{
+       struct bfd_info *bfd_info = circuit->bfd_info;
+
+       if (!bfd_info)
+               return 0;
+
+#if HAVE_BFDD == 0
+       if (CHECK_FLAG(bfd_info->flags, BFD_FLAG_PARAM_CFG)) {
+               vty_out(vty, " %s bfd %" PRIu8 " %" PRIu32 " %" PRIu32 "\n",
+                       PROTO_NAME, bfd_info->detect_mult,
+                       bfd_info->required_min_rx, bfd_info->desired_min_tx);
+       } else
+#endif
+               vty_out(vty, " %s bfd\n", PROTO_NAME);
+       return 1;
+}
+
 void isis_bfd_init(void)
 {
        bfd_gbl_init();
@@ -80,4 +100,6 @@ void isis_bfd_init(void)
        zclient->zebra_connected = isis_bfd_zebra_connected;
        zclient->interface_bfd_dest_update = isis_bfd_interface_dest_update;
        zclient->bfd_dest_replay = isis_bfd_nbr_replay;
+       hook_register(isis_circuit_config_write,
+                     bfd_circuit_write_settings);
 }