Add "quiet" mode + update comments in the cron file

advanced/Scripts/piholeLogFlush.sh

@@ -8,6 +8,9 @@
 # This file is copyright under the latest version of the EUPL.
 # Please see LICENSE file for your rights under this license.
 
+if [[ "$@" != *"quiet"* ]]; then
+  echo -n "::: Flushing /var/log/pihole.log ..."
+fi
 if [[ "$@" == *"once"* ]]; then
   # Nightly logrotation
   if command -v /usr/sbin/logrotate >/dev/null; then
@@ -24,7 +27,6 @@ if [[ "$@" == *"once"* ]]; then
   fi
 else
   # Manual flushing
-  echo -n "::: Flushing /var/log/pihole.log ..."
   if command -v /usr/sbin/logrotate >/dev/null; then
     # Logrotate twice to move all data out of sight of FTL
     /usr/sbin/logrotate --force /etc/pihole/logrotate; sleep 3
@@ -36,5 +38,8 @@ else
       echo " " > /var/log/pihole.log.1
     fi
   fi
+fi
+
+if [[ "$@" != *"quiet"* ]]; then
   echo "... done!"
 fi

advanced/pihole.cron

@@ -21,9 +21,10 @@
 # Pi-hole: Update Pi-hole! Uncomment to enable auto update
 #30 2    * * 7   root    PATH="$PATH:/usr/local/bin/" pihole updatePihole
 
-# Pi-hole: Flush the log daily at 00:00 so it doesn't get out of control
-#          Stats will be viewable in the Web interface thanks to the cron job above
+# Pi-hole: Flush the log daily at 00:00
 #          The flush script will use logrotate if available
-00 00   * * *   root    PATH="$PATH:/usr/local/bin/" pihole flush once
+#          parameter "once": logrotate only once (default is twice)
+#          parameter "quiet": don't print messages
+00 00   * * *   root    PATH="$PATH:/usr/local/bin/" pihole flush once quiet
 
 @reboot root /usr/sbin/logrotate /etc/pihole/logrotate