zebra: fix route deletion during zebra shutdown

Split zebra's vrf_terminate() into disable() and delete() stages.
The former enqueues all events for the dplane thread.
Memory freeing is performed in the second stage.

Signed-off-by: Alexander Skorichenko <askorichenko@netgate.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/lib/vrf.h b/lib/vrf.h
index 4277a51bb..3ebb6ddf5 100644
--- a/lib/vrf.h
+++ b/lib/vrf.h
@@ -202,6 +202,12 @@ extern void vrf_init(int (*create)(struct vrf *vrf),
 		     int (*destroy)(struct vrf *vrf));
 
 /*
+ * Iterate over custom VRFs and round up by processing the default VRF.
+ */
+typedef void (*vrf_iter_func)(struct vrf *vrf);
+extern void vrf_iterate(vrf_iter_func fnc);
+
+/*
  * Call vrf_terminate when the protocol is being shutdown
  */
 extern void vrf_terminate(void);