From d43b587d175f3631df72d1a1d833a775df6a1066 Mon Sep 17 00:00:00 2001
From: neil <github@neilpang.com>
Date: Fri, 7 Jan 2022 22:06:18 +0800
Subject: [PATCH] fix https://github.com/acmesh-official/acme.sh/issues/3870

---
 acme.sh | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/acme.sh b/acme.sh
index b536d742..97d1e257 100755
--- a/acme.sh
+++ b/acme.sh
@@ -1272,9 +1272,17 @@ _createcsr() {
   _csr_cn="$(_idn "$domain")"
   _debug2 _csr_cn "$_csr_cn"
   if _contains "$(uname -a)" "MINGW"; then
-    ${ACME_OPENSSL_BIN:-openssl} req -new -sha256 -key "$csrkey" -subj "//CN=$_csr_cn" -config "$csrconf" -out "$csr"
+    if _isIP "$_csr_cn"; then
+      ${ACME_OPENSSL_BIN:-openssl} req -new -sha256 -key "$csrkey" -subj "//O=$PROJECT_NAME" -config "$csrconf" -out "$csr"
+    else
+      ${ACME_OPENSSL_BIN:-openssl} req -new -sha256 -key "$csrkey" -subj "//CN=$_csr_cn" -config "$csrconf" -out "$csr"
+    fi
   else
-    ${ACME_OPENSSL_BIN:-openssl} req -new -sha256 -key "$csrkey" -subj "/CN=$_csr_cn" -config "$csrconf" -out "$csr"
+    if _isIP "$_csr_cn"; then
+      ${ACME_OPENSSL_BIN:-openssl} req -new -sha256 -key "$csrkey" -subj "/O=$PROJECT_NAME" -config "$csrconf" -out "$csr"
+    else
+      ${ACME_OPENSSL_BIN:-openssl} req -new -sha256 -key "$csrkey" -subj "/CN=$_csr_cn" -config "$csrconf" -out "$csr"
+    fi
   fi
 }