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[or-cvs] [tor/master 25/28] Add CLOSE_MS and CLOSE_RATE keywords to buildtimeout event.



Author: Mike Perry <mikeperry-git@xxxxxxxxxx>
Date: Tue, 15 Jun 2010 18:02:19 -0700
Subject: Add CLOSE_MS and CLOSE_RATE keywords to buildtimeout event.
Commit: 2abe1ceccfacaa8deca3b7bb4caeb550572efd7f

---
 doc/spec/control-spec.txt |    8 ++++++--
 src/or/circuitbuild.c     |   19 +++++++++++++++++++
 src/or/control.c          |    6 ++++--
 src/or/or.h               |    1 +
 4 files changed, 30 insertions(+), 4 deletions(-)

diff --git a/doc/spec/control-spec.txt b/doc/spec/control-spec.txt
index 1938fa2..419db3a 100644
--- a/doc/spec/control-spec.txt
+++ b/doc/spec/control-spec.txt
@@ -1670,14 +1670,18 @@
   The syntax is:
      "650" SP "BUILDTIMEOUT_SET" SP Type SP "TOTAL_TIMES=" Total SP
         "TIMEOUT_MS=" Timeout SP "XM=" Xm SP "ALPHA=" Alpha SP
-        "CUTOFF_QUANTILE=" Quantile SP "TIMEOUT_RATE=" Rate CRLF
+        "CUTOFF_QUANTILE=" Quantile SP "TIMEOUT_RATE=" TimeoutRate SP
+        "CLOSE_MS=" CloseTimeout SP "CLOSE_RATE=" CloseRate
+        CRLF
      Type = "COMPUTED" / "RESET" / "SUSPENDED" / "DISCARD" / "RESUME"
      Total = Integer count of timeouts stored
      Timeout = Integer timeout in milliseconds
      Xm = Estimated integer Pareto parameter Xm in milliseconds
      Alpha = Estimated floating point Paredo paremter alpha
      Quantile = Floating point CDF quantile cutoff point for this timeout
-     Rate = Floating point ratio of circuits that timeout
+     TimeoutRate = Floating point ratio of circuits that timeout
+     CloseTimeout = How long to keep measurement circs in milliseconds
+     CloseRate = Floating point ratio of measurement circuits that are closed
 
   A new circuit build timeout time has been set. If Type is "COMPUTED",
   Tor has computed the value based on historical data. If Type is "RESET",
diff --git a/src/or/circuitbuild.c b/src/or/circuitbuild.c
index f244aea..ddc7da4 100644
--- a/src/or/circuitbuild.c
+++ b/src/or/circuitbuild.c
@@ -1089,6 +1089,25 @@ circuit_build_times_timeout_rate(const circuit_build_times_t *cbt)
 }
 
 /**
+ * Count the number of closed circuits in a set of cbt data.
+ */
+double
+circuit_build_times_close_rate(const circuit_build_times_t *cbt)
+{
+  int i=0,closed=0;
+  for (i = 0; i < CBT_NCIRCUITS_TO_OBSERVE; i++) {
+    if (cbt->circuit_build_times[i] == CBT_BUILD_ABANDONED) {
+       closed++;
+    }
+  }
+
+  if (!cbt->total_build_times)
+    return 0;
+
+  return ((double)closed)/cbt->total_build_times;
+}
+
+/**
  * Store a timeout as a synthetic value.
  *
  * Returns true if the store was successful and we should possibly
diff --git a/src/or/control.c b/src/or/control.c
index b5cc6c7..8cfebe6 100644
--- a/src/or/control.c
+++ b/src/or/control.c
@@ -3530,11 +3530,13 @@ control_event_buildtimeout_set(const circuit_build_times_t *cbt,
   send_control_event(EVENT_BUILDTIMEOUT_SET, ALL_FORMATS,
                      "650 BUILDTIMEOUT_SET %s TOTAL_TIMES=%lu "
                      "TIMEOUT_MS=%lu XM=%lu ALPHA=%lf CUTOFF_QUANTILE=%lf "
-                     "TIMEOUT_RATE=%lf\r\n",
+                     "TIMEOUT_RATE=%lf CLOSE_MS=%lu CLOSE_RATE=%lf\r\n",
                      type_string, (unsigned long)cbt->total_build_times,
                      (unsigned long)cbt->timeout_ms,
                      (unsigned long)cbt->Xm, cbt->alpha, qnt,
-                     circuit_build_times_timeout_rate(cbt));
+                     circuit_build_times_timeout_rate(cbt),
+                     (unsigned long)cbt->close_ms,
+                     circuit_build_times_close_rate(cbt));
 
   return 0;
 }
diff --git a/src/or/or.h b/src/or/or.h
index cd68415..65468cf 100644
--- a/src/or/or.h
+++ b/src/or/or.h
@@ -3173,6 +3173,7 @@ void circuit_build_times_init(circuit_build_times_t *cbt);
 void circuit_build_times_new_consensus_params(circuit_build_times_t *cbt,
                                               networkstatus_t *ns);
 double circuit_build_times_timeout_rate(const circuit_build_times_t *cbt);
+double circuit_build_times_close_rate(const circuit_build_times_t *cbt);
 
 #ifdef CIRCUIT_PRIVATE
 double circuit_build_times_calculate_timeout(circuit_build_times_t *cbt,
-- 
1.7.1