Support asynchronous/deferred authentication in

OPENVPN_PLUGIN_AUTH_USER_PASS_VERIFY plugin handler.

See documentation in openvpn-plugin.h and example
usage in plugin/defer/simple.c.


git-svn-id: http://svn.openvpn.net/projects/openvpn/branches/BETA21/openvpn@2969 e7ae566f-a301-0410-adde-c780ea21d3b5

1 files changed, 9 insertions, 3 deletions

diff --git a/forward.c b/forward.c
index a38dd14..3e09c7f 100644
--- a/forward.c
+++ b/forward.c
@@ -83,13 +83,19 @@ check_tls_dowork (struct context *c)
 
   if (interval_test (&c->c2.tmp_int))
     {
-      if (tls_multi_process
-	  (c->c2.tls_multi, &c->c2.to_link, &c->c2.to_link_addr,
-	   get_link_socket_info (c), &wakeup))
+      const int tmp_status = tls_multi_process
+	(c->c2.tls_multi, &c->c2.to_link, &c->c2.to_link_addr,
+	 get_link_socket_info (c), &wakeup);
+      if (tmp_status == TLSMP_ACTIVE)
 	{
 	  update_time ();
 	  interval_action (&c->c2.tmp_int);
 	}
+      else if (tmp_status == TLSMP_KILL)
+	{
+	  c->sig->signal_received = SIGTERM;
+	  c->sig->signal_text = "auth-control-exit";
+	}
 
       interval_future_trigger (&c->c2.tmp_int, wakeup);
     }