[tor-commits] [tor/master] Don't build introduction circuits until we know we can build circuits

[nickm@xxxxxxxxxxxxxx]

commit f15cd22bb7c8f4f7009417e50a827c5bcc656807
Author: Nick Mathewson <nickm@xxxxxxxxxxxxxx>
Date:   Thu Nov 20 11:51:36 2014 -0500

    Don't build introduction circuits until we know we can build circuits
    
    Patch from akwizgran.  Ticket 13447.
---
 changes/bug13447     |    5 +++++
 src/or/config.c      |    2 ++
 src/or/rendservice.c |    4 ++++
 3 files changed, 11 insertions(+)

diff --git a/changes/bug13447 b/changes/bug13447
new file mode 100644
index 0000000..90027e8
--- /dev/null
+++ b/changes/bug13447
@@ -0,0 +1,5 @@
+  o Minor feature:
+    - When re-enabling the network, don't try to build introduction circuits
+      until we have successfully built a circuit.  This makes hidden services
+      come up faster when the network is re-enabled. Patch from
+      "akwizgran". Closes ticket 13447.
diff --git a/src/or/config.c b/src/or/config.c
index dc2fc13..5b62c56 100644
--- a/src/or/config.c
+++ b/src/or/config.c
@@ -1071,6 +1071,8 @@ options_act_reversible(const or_options_t *old_options, char **msg)
                  "non-control network connections. Shutting down all existing "
                  "connections.");
       connection_mark_all_noncontrol_connections();
+      /* We can't complete circuits until the network is re-enabled. */
+      can_complete_circuit = 0;
     }
   }
 
diff --git a/src/or/rendservice.c b/src/or/rendservice.c
index 3fed540..353c671 100644
--- a/src/or/rendservice.c
+++ b/src/or/rendservice.c
@@ -16,6 +16,7 @@
 #include "circuituse.h"
 #include "config.h"
 #include "directory.h"
+#include "main.h"
 #include "networkstatus.h"
 #include "nodelist.h"
 #include "rendclient.h"
@@ -3074,6 +3075,9 @@ rend_services_introduce(void)
    * an intro point to. */
   smartlist_t *exclude_nodes = smartlist_new();
 
+  if (!can_complete_circuit)
+    return;
+
   now = time(NULL);
 
   for (i=0; i < smartlist_len(rend_service_list); ++i) {

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