Adds world readable attribute to files created by Pi-hole to circumvent #2724

Signed-off-by: pvogt09 <50047961+pvogt09@users.noreply.github.com>

advanced/Scripts/piholeLogFlush.sh

@@ -39,8 +39,9 @@ if [[ "$@" == *"once"* ]]; then
         # Note that moving the file is not an option, as
         # dnsmasq would happily continue writing into the
         # moved file (it will have the same file handler)
-        cp /var/log/pihole.log /var/log/pihole.log.1
+        cp -p /var/log/pihole.log /var/log/pihole.log.1
         echo " " > /var/log/pihole.log
+        chmod a+r /var/log/pihole.log
     fi
 else
     # Manual flushing
@@ -53,6 +54,7 @@ else
         echo " " > /var/log/pihole.log
         if [ -f /var/log/pihole.log.1 ]; then
             echo " " > /var/log/pihole.log.1
+            chmod a+r /var/log/pihole.log.1
         fi
     fi
     # Delete most recent 24 hours from FTL's database, leave even older data intact (don't wipe out all history)