Merge branch 'bug1751_enabling' into maint-0.2.2

1 files changed, 19 insertions, 1 deletions

diff --git a/src/or/config.c b/src/or/config.c
index 8febe7a56b..d66f9136b7 100644
--- a/src/or/config.c
+++ b/src/or/config.c
@@ -327,7 +327,7 @@ static config_var_t _option_vars[] = {
   V(RecommendedClientVersions,   LINELIST, NULL),
   V(RecommendedServerVersions,   LINELIST, NULL),
   OBSOLETE("RedirectExit"),
-  V(RefuseUnknownExits,          BOOL,     "0"),
+  V(RefuseUnknownExits,          STRING,   "auto"),
   V(RejectPlaintextPorts,        CSV,      ""),
   V(RelayBandwidthBurst,         MEMUNIT,  "0"),
   V(RelayBandwidthRate,          MEMUNIT,  "0"),
@@ -1231,6 +1231,18 @@ options_act(or_options_t *old_options)
   if (accounting_is_enabled(options))
     configure_accounting(time(NULL));
 
+  /* parse RefuseUnknownExits tristate */
+  if (!strcmp(options->RefuseUnknownExits, "0"))
+    options->RefuseUnknownExits_ = 0;
+  else if (!strcmp(options->RefuseUnknownExits, "1"))
+    options->RefuseUnknownExits_ = 1;
+  else if (!strcmp(options->RefuseUnknownExits, "auto"))
+    options->RefuseUnknownExits_ = -1;
+  else {
+    /* Should have caught this in options_validate */
+    return -1;
+  }
+
   /* Change the cell EWMA settings */
   cell_ewma_set_scale_factor(options, networkstatus_get_latest_consensus());
 
@@ -2997,6 +3009,12 @@ options_validate(or_options_t *old_options, or_options_t *options,
       REJECT("Failed to resolve/guess local address. See logs for details.");
   }
 
+  if (strcmp(options->RefuseUnknownExits, "0") &&
+      strcmp(options->RefuseUnknownExits, "1") &&
+      strcmp(options->RefuseUnknownExits, "auto")) {
+    REJECT("RefuseUnknownExits must be 0, 1, or auto");
+  }
+
 #ifndef MS_WINDOWS
   if (options->RunAsDaemon && torrc_fname && path_is_relative(torrc_fname))
     REJECT("Can't use a relative path to torrc when RunAsDaemon is set.");