From 7400d1ce7548328d0107cea3ebe4dd0488bfe642 Mon Sep 17 00:00:00 2001
From: murgatroid99 <mlumish@google.com>
Date: Fri, 7 Apr 2017 10:17:40 -0700
Subject: [PATCH] Ignore a couple of errors in the Node express benchmark

---
 .../performance/benchmark_client_express.js   | 25 +++++++++++++------
 .../performance/benchmark_server_express.js   |  4 +--
 2 files changed, 19 insertions(+), 10 deletions(-)

diff --git a/src/node/performance/benchmark_client_express.js b/src/node/performance/benchmark_client_express.js
index 675eb5f2884..e749956599d 100644
--- a/src/node/performance/benchmark_client_express.js
+++ b/src/node/performance/benchmark_client_express.js
@@ -93,7 +93,7 @@ function BenchmarkClient(server_targets, channels, histogram_params,
 
   for (var i = 0; i < channels; i++) {
     var host_port;
-    host_port = server_targets[i % server_targets.length].split(':')
+    host_port = server_targets[i % server_targets.length].split(':');
     var new_options = _.assign({hostname: host_port[0], port: +host_port[1]}, options);
     new_options.agent = new protocol.Agent(new_options);
     this.client_options[i] = new_options;
@@ -149,6 +149,17 @@ BenchmarkClient.prototype.startClosedLoop = function(
     if (self.running) {
       self.pending_calls++;
       var start_time = process.hrtime();
+      function finishCall(success) {
+        if (success) {
+          var time_diff = process.hrtime(start_time);
+          self.histogram.add(timeDiffToNanos(time_diff));
+        }
+        makeCall(client_options);
+        self.pending_calls--;
+        if ((!self.running) && self.pending_calls == 0) {
+          self.emit('finished');
+        }
+      }
       var req = self.request(client_options, function(res) {
         var res_data = '';
         res.on('data', function(data) {
@@ -156,18 +167,16 @@ BenchmarkClient.prototype.startClosedLoop = function(
         });
         res.on('end', function() {
           JSON.parse(res_data);
-          var time_diff = process.hrtime(start_time);
-          self.histogram.add(timeDiffToNanos(time_diff));
-          makeCall(client_options);
-          self.pending_calls--;
-          if ((!self.running) && self.pending_calls == 0) {
-            self.emit('finished');
-          }
+          finishCall(true);
         });
       });
       req.write(JSON.stringify(argument));
       req.end();
       req.on('error', function(error) {
+        if (error.code === 'ECONNRESET' || error.code === 'ETIMEDOUT') {
+          finishCall(false);
+          return;
+        }
         self.emit('error', new Error('Client error: ' + error.message));
         self.running = false;
       });
diff --git a/src/node/performance/benchmark_server_express.js b/src/node/performance/benchmark_server_express.js
index 065bcf660b6..4b695eb467d 100644
--- a/src/node/performance/benchmark_server_express.js
+++ b/src/node/performance/benchmark_server_express.js
@@ -46,7 +46,7 @@ var EventEmitter = require('events');
 var util = require('util');
 
 var express = require('express');
-var bodyParser = require('body-parser')
+var bodyParser = require('body-parser');
 
 function unaryCall(req, res) {
   var reqObj = req.body;
@@ -56,7 +56,7 @@ function unaryCall(req, res) {
 
 function BenchmarkServer(host, port, tls, generic, response_size) {
   var app = express();
-  app.use(bodyParser.json())
+  app.use(bodyParser.json());
   app.put('/serviceProto.BenchmarkService.service/unaryCall', unaryCall);
   this.input_host = host;
   this.input_port = port;