config: Set up periodic events when options changes

In case we transitionned to a new role in Tor, we need to launch and/or
destroy some periodic events.

Signed-off-by: David Goulet <dgoulet@torproject.org>

1 files changed, 6 insertions, 1 deletions

diff --git a/src/or/config.c b/src/or/config.c
index 9c0b321b56..1923afe7d0 100644
--- a/src/or/config.c
+++ b/src/or/config.c
@@ -903,8 +903,13 @@ set_options(or_options_t *new_val, char **msg)
     smartlist_free(elements);
   }
 
-  if (old_options != global_options)
+  if (old_options != global_options) {
     or_options_free(old_options);
+    /* If we are here it means we've successfully applied the new options and
+     * that the global options have been changed to the new values. We'll
+     * check if we need to remove or add periodic events. */
+    periodic_events_on_new_options(global_options);
+  }
 
   return 0;
 }