From 2e7e15461bc1d94641c021573fcb7138a0169df5 Mon Sep 17 00:00:00 2001
From: Nick Craig-Wood <nick@craig-wood.com>
Date: Wed, 7 Mar 2018 09:57:53 +0000
Subject: [PATCH] bin/get-github-release.go: report body of HTTP responses with
 errors

---
 bin/get-github-release.go | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/bin/get-github-release.go b/bin/get-github-release.go
index 658161029..6b19f9b9d 100644
--- a/bin/get-github-release.go
+++ b/bin/get-github-release.go
@@ -7,7 +7,9 @@ package main
 import (
 	"encoding/json"
 	"flag"
+	"fmt"
 	"io"
+	"io/ioutil"
 	"log"
 	"net/http"
 	"os"
@@ -129,6 +131,15 @@ func defaultBinDir() string {
 	return binDir
 }
 
+// read the body or an error message
+func readBody(in io.Reader) string {
+	data, err := ioutil.ReadAll(in)
+	if err != nil {
+		return fmt.Sprintf("Error reading body: %v", err.Error())
+	}
+	return string(data)
+}
+
 // Get an asset URL and name
 func getAsset(project string, matchName *regexp.Regexp) (string, string) {
 	url := "https://api.github.com/repos/" + project + "/releases/latest"
@@ -138,6 +149,7 @@ func getAsset(project string, matchName *regexp.Regexp) (string, string) {
 		log.Fatalf("Failed to fetch release info %q: %v", url, err)
 	}
 	if resp.StatusCode != http.StatusOK {
+		log.Printf("Error: %s", readBody(resp.Body))
 		log.Fatalf("Bad status %d when fetching %q release info: %s", resp.StatusCode, url, resp.Status)
 	}
 	var release Release
@@ -173,6 +185,7 @@ func getFile(url, fileName string) {
 		log.Fatalf("Failed to fetch asset %q: %v", url, err)
 	}
 	if resp.StatusCode != http.StatusOK {
+		log.Printf("Error: %s", readBody(resp.Body))
 		log.Fatalf("Bad status %d when fetching %q asset: %s", resp.StatusCode, url, resp.Status)
 	}