From fbabeb687378ad154ad36ff12a51a2f22b7fa3a7 Mon Sep 17 00:00:00 2001
From: Christoph <ckubu@oopen.de>
Date: Sun, 6 Aug 2023 18:15:13 +0200
Subject: [PATCH] Support setting MySQL System Variable '--max-allowed-packet'
 at host configuration.

---
 hosts/scripts/mysql_backup.sh | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/hosts/scripts/mysql_backup.sh b/hosts/scripts/mysql_backup.sh
index 90418dc..70ec047 100755
--- a/hosts/scripts/mysql_backup.sh
+++ b/hosts/scripts/mysql_backup.sh
@@ -154,6 +154,10 @@ if [ -z "$mysqldump" ]; then
    mysqldump="/usr/local/mysql/bin/mysqldump"
 fi
 
+if [[ -z "${mysql_max_allowed_packet}" ]] ; then
+   mysql_max_allowed_packet="512M"
+fi
+
 #
 # ------------------ Ende Variable ------------------ #
 # --------------------------------------------------- #
@@ -1167,7 +1171,7 @@ if $ARCHIVE ;then
       b_timestamp=`$date +"%s"`
 
       ## - Like --opt but without --extended-insert. So 
-      mysqldump_flags="--protocol=SOCKET --max_allowed_packet=512M --skip-opt --add-drop-table --add-locks --create-options --quick --compress --set-charset --disable-keys --lock-tables --routines"
+      mysqldump_flags="--protocol=SOCKET --max-allowed-packet=${mysql_max_allowed_packet} --skip-opt --add-drop-table --add-locks --create-options --quick --compress --set-charset --disable-keys --lock-tables --routines"
 
       if [ "$i" = "information_schema" -o "$i" = "performance_schema" ];then
          mysqldump_flags="$mysqldump_flags --single-transaction"