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-rw-r--r--src/plugins/nat/det44/det44.c42
1 files changed, 27 insertions, 15 deletions
diff --git a/src/plugins/nat/det44/det44.c b/src/plugins/nat/det44/det44.c
index 1dbbfdfdebe..a8aea28d948 100644
--- a/src/plugins/nat/det44/det44.c
+++ b/src/plugins/nat/det44/det44.c
@@ -324,19 +324,29 @@ det44_expire_walk_fn (vlib_main_t * vm, vlib_node_runtime_t * rt,
snat_det_session_t *ses;
snat_det_map_t *mp;
- vlib_process_wait_for_event_or_clock (vm, 10.0);
- vlib_process_get_events (vm, NULL);
- u32 now = (u32) vlib_time_now (vm);
- /* *INDENT-OFF* */
- pool_foreach (mp, dm->det_maps) {
- vec_foreach(ses, mp->sessions)
- {
- /* Delete if session expired */
- if (ses->in_port && (ses->expire < now))
- snat_det_ses_close (mp, ses);
- }
- }
- /* *INDENT-ON* */
+ while (1)
+ {
+ vlib_process_wait_for_event_or_clock (vm, 10.0);
+ vlib_process_get_events (vm, NULL);
+ u32 now = (u32) vlib_time_now (vm);
+
+ if (!plugin_enabled ())
+ {
+ continue;
+ }
+
+ pool_foreach (mp, dm->det_maps)
+ {
+ vec_foreach (ses, mp->sessions)
+ {
+ // close expired sessions
+ if (ses->in_port && (ses->expire < now))
+ {
+ snat_det_ses_close (mp, ses);
+ }
+ }
+ }
+ }
return 0;
}
@@ -374,10 +384,11 @@ det44_plugin_enable (det44_config_t c)
c.inside_vrf_id,
dm->fib_src_hi);
- det44_create_expire_walk_process ();
dm->mss_clamping = 0;
dm->config = c;
dm->enabled = 1;
+
+ det44_create_expire_walk_process ();
return 0;
}
@@ -395,6 +406,8 @@ det44_plugin_disable ()
return 1;
}
+ dm->enabled = 0;
+
// DET44 cleanup (order dependent)
// 1) remove interfaces (det44_interface_add_del) removes map ranges from fib
// 2) free sessions
@@ -436,7 +449,6 @@ det44_plugin_disable ()
/* *INDENT-ON* */
det44_reset_timeouts ();
- dm->enabled = 0;
pool_free (dm->interfaces);
pool_free (dm->det_maps);