From 0781e8cf12f09fad71d0d63ce59c49c701b35d50 Mon Sep 17 00:00:00 2001
From: Marcel Waldvogel <marcel.waldvogel@trifence.ch>
Date: Mon, 12 Oct 2020 13:52:57 +0200
Subject: [PATCH] Use random hour for cron job

The hour for the cron job isn't really random (as is the minute),
but assuming acme.sh installation times are not correlated, neither
will be the resulting cron start times.
---
 acme.sh | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/acme.sh b/acme.sh
index 3be3849d..eb8aca49 100755
--- a/acme.sh
+++ b/acme.sh
@@ -5590,6 +5590,7 @@ installcronjob() {
   fi
   _t=$(_time)
   random_minute=$(_math $_t % 60)
+  random_hour=$(_math $_t / 60 % 24)
 
   if ! _exists "$_CRONTAB" && _exists "fcrontab"; then
     _CRONTAB="fcrontab"
@@ -5616,12 +5617,12 @@ installcronjob() {
     if _exists uname && uname -a | grep SunOS >/dev/null; then
       $_CRONTAB -l | {
         cat
-        echo "$random_minute 0 * * * $lesh --cron --home \"$LE_WORKING_DIR\" $_c_entry> /dev/null"
+        echo "$random_minute $random_hour * * * $lesh --cron --home \"$LE_WORKING_DIR\" $_c_entry> /dev/null"
       } | $_CRONTAB --
     else
       $_CRONTAB -l | {
         cat
-        echo "$random_minute 0 * * * $lesh --cron --home \"$LE_WORKING_DIR\" $_c_entry> /dev/null"
+        echo "$random_minute $random_hour * * * $lesh --cron --home \"$LE_WORKING_DIR\" $_c_entry> /dev/null"
       } | $_CRONTAB -
     fi
   fi