From 7506bd000e605d2f8c4f7069e1fbf9e6022e3e71 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@helsinki.at>
Date: Sun, 3 Jan 2016 20:15:47 +0100
Subject: make debug log runtime configurable


diff --git a/src/helsinki.at/rhimport/core.go b/src/helsinki.at/rhimport/core.go
index 1824db1..58633d8 100644
--- a/src/helsinki.at/rhimport/core.go
+++ b/src/helsinki.at/rhimport/core.go
@@ -25,9 +25,9 @@
 package rhimport
 
 import (
-	//	"io/ioutil"
 	"fmt"
 	"github.com/golang-basic/go-curl"
+	"io/ioutil"
 	"log"
 	"os"
 )
@@ -40,11 +40,13 @@ const (
 var (
 	bool2str = map[bool]string{false: "0", true: "1"}
 	rhl      = log.New(os.Stderr, "[rhimport]\t", log.LstdFlags)
-	rhdl     = log.New(os.Stderr, "[rhimport-dbg]\t", log.LstdFlags)
-	//rhdl = log.New(ioutil.Discard, "[rhimport-dbg]\t", log.LstdFlags)
+	rhdl     = log.New(ioutil.Discard, "[rhimport-dbg]\t", log.LstdFlags)
 )
 
 func init() {
+	if _, exists := os.LookupEnv("RHIMPORT_DEBUG"); exists {
+		rhdl.SetOutput(os.Stderr)
+	}
 	curl.GlobalInit(curl.GLOBAL_ALL)
 	fetcherInit()
 }
diff --git a/src/helsinki.at/rhimportd/main.go b/src/helsinki.at/rhimportd/main.go
index c6090cb..b449d5c 100644
--- a/src/helsinki.at/rhimportd/main.go
+++ b/src/helsinki.at/rhimportd/main.go
@@ -28,19 +28,24 @@ import (
 	"flag"
 	"fmt"
 	"helsinki.at/rhimport"
+	"io/ioutil"
 	"log"
 	"os"
 	"os/signal"
 	"sync"
-	//	"io/ioutil"
 )
 
 var (
 	rhl  = log.New(os.Stderr, "[rhimportd]\t", log.LstdFlags)
-	rhdl = log.New(os.Stderr, "[rhimportd-dbg]\t", log.LstdFlags)
-	//rhdl = log.New(ioutil.Discard, "[rhimportd-dbg]\t", log.LstdFlags)
+	rhdl = log.New(ioutil.Discard, "[rhimportd-dbg]\t", log.LstdFlags)
 )
 
+func init() {
+	if _, exists := os.LookupEnv("RHIMPORTD_DEBUG"); exists {
+		rhdl.SetOutput(os.Stderr)
+	}
+}
+
 type envStringValue string
 
 func newEnvStringValue(key, dflt string) *envStringValue {
-- 
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