From 82d041d9f7881fa23e2999dad636eedaa20217a5 Mon Sep 17 00:00:00 2001
From: Determinant <ted.sybil@gmail.com>
Date: Fri, 7 Sep 2018 21:50:19 -0400
Subject: create new branch alt-cli

---
 scripts/run_client.sh   |  2 +-
 scripts/thr_hist.py     | 24 +++++++++++++++++++++---
 src/hotstuff_client.cpp | 22 +++++++++++++++++++++-
 3 files changed, 43 insertions(+), 5 deletions(-)

diff --git a/scripts/run_client.sh b/scripts/run_client.sh
index 92d3add..9e7d1db 100755
--- a/scripts/run_client.sh
+++ b/scripts/run_client.sh
@@ -194,7 +194,7 @@ function start_all {
         local ip="$(get_ip_by_id $rid)"
         local pport="$(get_peer_port_by_id $rid)"
         local cport="$(get_client_port_by_id $rid)"
-        local rworkdir="$remote_base/$workdir/${i}"
+        local rworkdir="$remote_base/$workdir/${j}"
         (
         echo "Starting a client @ $cip, connecting to server #$rid @ $ip:$cport"
         _remote_load "$workdir" "$rworkdir" "$cip"
diff --git a/scripts/thr_hist.py b/scripts/thr_hist.py
index c5f2a72..b6ef40a 100644
--- a/scripts/thr_hist.py
+++ b/scripts/thr_hist.py
@@ -1,8 +1,24 @@
 import sys
 import re
 import argparse
+import numpy as np
 from datetime import datetime, timedelta
 
+def remove_outliers(x, outlierConstant = 1.5):
+    a = np.array(x)
+    upper_quartile = np.percentile(a, 75)
+    lower_quartile = np.percentile(a, 25)
+    IQR = (upper_quartile - lower_quartile) * outlierConstant
+    quartileSet = (lower_quartile - IQR, upper_quartile + IQR)
+    resultList = []
+    removedList = []
+    for y in a.tolist():
+        if y >= quartileSet[0] and y <= quartileSet[1]:
+            resultList.append(y)
+        else:
+            removedList.append(y)
+    return (resultList, removedList)
+
 def str2datetime(s):
     parts = s.split('.')
     dt = datetime.strptime(parts[0], "%Y-%m-%d %H:%M:%S")
@@ -29,14 +45,14 @@ if __name__ == '__main__':
     begin_time = None
     next_begin_time = None
     cnt = 0
-    lat = 0
+    lats = []
     timestamps = []
     values = []
     for line in sys.stdin:
         m = commit_pat.match(line)
         if m:
             timestamps.append(str2datetime(m.group(1)))
-            lat += float(m.group(2))
+            lats.append(float(m.group(2)))
     timestamps.sort()
     for timestamp in timestamps:
         if begin_time and timestamp < next_begin_time:
@@ -49,5 +65,7 @@ if __name__ == '__main__':
             cnt = 1
     values.append(cnt)
     print(values)
-    print("lat = {:.3f}ms".format(lat / len(timestamps) * 1e3))
+    print("lat = {:.3f}ms".format(sum(lats) / len(lats) * 1e3))
+    lats, _ = remove_outliers(lats)
+    print("lat = {:.3f}ms".format(sum(lats) / len(lats) * 1e3))
     plot_thr(args.output)
diff --git a/src/hotstuff_client.cpp b/src/hotstuff_client.cpp
index 62b13ed..31c6c0a 100644
--- a/src/hotstuff_client.cpp
+++ b/src/hotstuff_client.cpp
@@ -1,5 +1,6 @@
 #include <cassert>
 #include <random>
+#include <signal.h>
 #include "salticidae/type.h"
 #include "salticidae/netaddr.h"
 #include "salticidae/network.h"
@@ -42,6 +43,7 @@ struct Request {
 std::unordered_map<ReplicaID, MsgNetwork<opcode_t>::conn_t> conns;
 std::unordered_map<const uint256_t, Request> waiting;
 std::vector<NetAddr> replicas;
+std::vector<std::pair<struct timeval, double>> elapsed;
 MsgNetwork<opcode_t> mn(eb, 10, 10, 4096);
 
 void set_proposer(ReplicaID rid) {
@@ -97,7 +99,10 @@ void client_resp_cmd_handler(MsgRespCmd &&msg, MsgNetwork<opcode_t>::Conn &) {
                         std::string(fin).c_str(),
                         et.elapsed_sec, et.cpu_elapsed_sec);
 #else
-    HOTSTUFF_LOG_INFO("%.6f %.6f", et.elapsed_sec, et.cpu_elapsed_sec);
+    struct timeval tv;
+    gettimeofday(&tv, nullptr);
+    elapsed.push_back(std::make_pair(tv, et.elapsed_sec));
+    //HOTSTUFF_LOG_INFO("%.6f %.6f", et.elapsed_sec, et.cpu_elapsed_sec);
 #endif
     waiting.erase(it);
     try_send();
@@ -108,8 +113,16 @@ std::pair<std::string, std::string> split_ip_port_cport(const std::string &s) {
     return std::make_pair(ret[0], ret[1]);
 }
 
+void signal_handler(int) {
+    throw HotStuffError("got terminal signal");
+}
+
 int main(int argc, char **argv) {
     Config config("hotstuff.conf");
+
+    signal(SIGTERM, signal_handler);
+    signal(SIGINT, signal_handler);
+
     auto opt_idx = Config::OptValInt::create(0);
     auto opt_replicas = Config::OptValStrVec::create();
     auto opt_max_iter_num = Config::OptValInt::create(100);
@@ -152,6 +165,13 @@ int main(int argc, char **argv) {
         eb.dispatch();
     } catch (HotStuffError &e) {
         HOTSTUFF_LOG_ERROR("exception: %s", std::string(e).c_str());
+        for (const auto &e: elapsed)
+        {
+            char fmt[64];
+            struct tm *tmp = localtime(&e.first.tv_sec);
+            strftime(fmt, sizeof fmt, "%Y-%m-%d %H:%M:%S.%%06u [hotstuff info] %%.6f\n", tmp);
+            fprintf(stderr, fmt, e.first.tv_usec, e.second);
+        }
     }
     return 0;
 }
-- 
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