From 2ecfb23dda8ec8edccc64a179bab8dd1f1c8157b Mon Sep 17 00:00:00 2001
From: FlyveHest <peter_github@reinhold.dk>
Date: Thu, 11 Jul 2019 21:57:31 +0200
Subject: [PATCH] Do not perform local ip check when you have an IP specified
 already Use local address when setting up ALPN server, if specified

---
 acme.sh | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/acme.sh b/acme.sh
index 67fcdcb5..4880aba3 100755
--- a/acme.sh
+++ b/acme.sh
@@ -3182,7 +3182,10 @@ _on_before_issue() {
       _netprc="$(_ss "$_checkport" | grep "$_checkport")"
       netprc="$(echo "$_netprc" | grep "$_checkaddr")"
       if [ -z "$netprc" ]; then
-        netprc="$(echo "$_netprc" | grep "$LOCAL_ANY_ADDRESS")"
+        # Only check for local bindings when you aren't looking for a specific IP
+        if [ -z "$_checkaddr" ]; then
+          netprc="$(echo "$_netprc" | grep "$LOCAL_ANY_ADDRESS")"
+        fi
       fi
       if [ "$netprc" ]; then
         _err "$netprc"
@@ -4247,6 +4250,7 @@ $_authorizations_map"
 
       fi
     elif [ "$vtype" = "$VTYPE_ALPN" ]; then
+      _ncaddr="$(_getfield "$_local_addr" "$_ncIndex")"
       acmevalidationv1="$(printf "%s" "$keyauthorization" | _digest "sha256" "hex")"
       _debug acmevalidationv1 "$acmevalidationv1"
       if ! _starttlsserver "$d" "" "$Le_TLSPort" "$keyauthorization" "$_ncaddr" "$acmevalidationv1"; then