From 1654f776b55bbb861f72c0dd3118ad1beec5db31 Mon Sep 17 00:00:00 2001
From: Peter Amstutz <peter.amstutz@curoverse.com>
Date: Mon, 3 Apr 2017 15:26:50 -0400
Subject: [PATCH] 11407: keepclient checks for ARVADOS_DEBUG and enables
 debugging.

---
 sdk/go/keepclient/support.go | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/sdk/go/keepclient/support.go b/sdk/go/keepclient/support.go
index 22447794f1..9adbb4878f 100644
--- a/sdk/go/keepclient/support.go
+++ b/sdk/go/keepclient/support.go
@@ -7,9 +7,12 @@ import (
 	"git.curoverse.com/arvados.git/sdk/go/streamer"
 	"io"
 	"io/ioutil"
+	"log"
 	"math/rand"
 	"net"
 	"net/http"
+	"os"
+	"regexp"
 	"strings"
 	"time"
 )
@@ -19,6 +22,13 @@ import (
 // log.Printf to DebugPrintf.
 var DebugPrintf = func(string, ...interface{}) {}
 
+func init() {
+	var matchTrue = regexp.MustCompile("^(?i:1|yes|true)$")
+	if matchTrue.MatchString(os.Getenv("ARVADOS_DEBUG")) {
+		DebugPrintf = log.Printf
+	}
+}
+
 type keepService struct {
 	Uuid     string `json:"uuid"`
 	Hostname string `json:"service_host"`
-- 
2.30.2