From fc499cb67feb7d56ed97fa04af19ec7e97b383ad Mon Sep 17 00:00:00 2001
From: Dirk Wetter <dirk@testssl.sh>
Date: Thu, 27 Nov 2025 18:21:26 +0100
Subject: [PATCH] Akamai keeps connection open (opossum check problem)

---
 testssl.sh | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/testssl.sh b/testssl.sh
index 6de9802..20bf60c 100755
--- a/testssl.sh
+++ b/testssl.sh
@@ -1971,8 +1971,9 @@ http_head_printf() {
                safe_echo "HEAD ${path} HTTP/1.1\r\nUser-Agent: ${useragent}\r\nHost: ${node}\r\nAccept: */*\r\n${extra_header}\r\n\r\n" >&33 2>$errfile
                ret=0
                touch $tmpfile
-               # This doesn't block
-               while IFS= read -r line <&33; do
+               # This doesn't block. A timeout seems necessary for MacOS 18 and e.g. Akamai
+               # but maybe it's due because the server side keeps the connection open
+               while IFS= read -t 4 -r line <&33; do
                     safe_echo "$line" >>$tmpfile
                done
                cat $tmpfile