From 59fd48cfe27219af0737b0735f66a35f209a2042 Mon Sep 17 00:00:00 2001
From: neil <win10@neilpang.com>
Date: Tue, 19 May 2020 22:34:19 +0800
Subject: [PATCH] support Retry-After header
 https://github.com/acmesh-official/acme.sh/issues/2939

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

diff --git a/acme.sh b/acme.sh
index 48c71df..419e23d 100755
--- a/acme.sh
+++ b/acme.sh
@@ -4517,6 +4517,12 @@ $_authorizations_map"
         _info "Pending"
       elif [ "$status" = "processing" ]; then
         _info "Processing"
+        _retryafter=$(echo "$responseHeaders" | grep -i "^Retry-After *:" | cut -d : -f 2 | tr -d ' ')
+        _debug "_retryafter" "$_retryafter"
+        if [ "$_retryafter" ]; then
+          _info "Retry after: $_retryafter"
+          _sleep $_retryafter
+        fi
       else
         _err "$d:Verify error:$response"
         _clearupwebbroot "$_currentRoot" "$removelevel" "$token"