From a495546f8d6f7cc0c73d89ab1a381a75dd91cded Mon Sep 17 00:00:00 2001
From: Weston Schmidt <Weston_Schmidt@cable.comcast.com>
Date: Wed, 16 Aug 2017 12:40:20 -0700
Subject: [PATCH] Close the body and re-use the connection.

---
 src/caduceus/outboundSender.go | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/caduceus/outboundSender.go b/src/caduceus/outboundSender.go
index 697dcde6..030d7f80 100644
--- a/src/caduceus/outboundSender.go
+++ b/src/caduceus/outboundSender.go
@@ -11,6 +11,8 @@ import (
 	"github.com/Comcast/webpa-common/logging"
 	"github.com/Comcast/webpa-common/webhook"
 	"hash"
+	"io"
+	"io/ioutil"
 	"net/http"
 	"net/url"
 	"regexp"
@@ -432,6 +434,13 @@ func (obs *CaduceusOutboundSender) worker(id int) {
 						work.req.Telemetry.Status = TelemetryStatusPartialSuccess
 						obs.profiler.Send(work.req.Telemetry)
 					}
+
+					// read until the response is complete before closing to allow
+					// connection reuse
+					if nil != resp.Body {
+						io.Copy(ioutil.Discard, resp.Body)
+						resp.Body.Close()
+					}
 				}
 			}
 		}