From afd0b387062b26fcd770b20696e34d4174d10c3e Mon Sep 17 00:00:00 2001
From: Andrew Hopkins <andhop@amazon.com>
Date: Mon, 23 Dec 2024 17:11:56 -0800
Subject: [PATCH] Add more logging for SSL_ERROR_SYSCALL errors in bssl_shim.cc

---
 ssl/test/bssl_shim.cc | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/ssl/test/bssl_shim.cc b/ssl/test/bssl_shim.cc
index 4e9956ad22..22259dbf97 100644
--- a/ssl/test/bssl_shim.cc
+++ b/ssl/test/bssl_shim.cc
@@ -31,6 +31,7 @@ OPENSSL_MSVC_PRAGMA(warning(pop))
 #endif
 
 #include <assert.h>
+#include <errno.h>
 
 #ifndef __STDC_FORMAT_MACROS
 #define __STDC_FORMAT_MACROS
@@ -986,6 +987,11 @@ static bool DoConnection(bssl::UniquePtr<SSL_SESSION> *out_session,
     int ssl_err = SSL_get_error(ssl.get(), -1);
     if (ssl_err != SSL_ERROR_NONE) {
       fprintf(stderr, "SSL error: %s\n", SSL_error_description(ssl_err));
+      if (ssl_err == SSL_ERROR_SYSCALL) {
+        int err = errno;
+        fprintf(stderr, "Error occurred: errno = %d, description = %s\n", err, std::strerror(err));
+
+      }
     }
     return false;
   }