commit 86e50ca1eb585b4283921021cadcede6091d6c62
Author: panda <panda@smemory.org>
Date:   Tue Mar 17 19:35:35 2020 +0100

    first commit

diff --git a/mysql_backup_split.sh b/mysql_backup_split.sh
new file mode 100644
index 0000000..a56758c
--- /dev/null
+++ b/mysql_backup_split.sh
@@ -0,0 +1,19 @@
+timenow=$(date \+\%Y\%m\%d)
+
+#common variables:
+retention_days="31"		#after this value your dumps will be automatically pruned
+basedir="/mnt/backup/_MYSQLDUMP/"	#leave a trailing "/" . basedirectory where you will save the backups, the folders up to mysql_basedir must be manually created
+
+#specific variables:
+mysql_basedir="MYSQL_PRD/"	#leave a trailing "/" . directory where your backup will be saved (in $basedir)
+mysql_host="CHANGEME"		#your mysql/mariadb db host
+mysql_user="bck_user"		#your mysql/mariadb READONLY user
+mysql_pass="CHANGEME"		#your mysql/mariadb READONLY user pass
+mysql_suff="CHANGEME_"		#leave a trailing unserscore. suffix for the folder that will be created like this: /basedir/mysql_basedir/mysql_suff_timenow
+mysql_dir=$basedir$mysql_basedir$mysql_suff$timenow
+
+mkdir $mysql_dir
+cd $mysql_dir
+mysql -h $mysql_host -u $mysql_user -p$mysql_pass -N -e 'show databases' | while read dbname; do mysqldump -h $mysql_host -u $mysql_user -p$mysql_pass --compress "$dbname" | gzip -c > "$dbname".sql.gz; done
+
+find $basedir$mysql_basedir -type d -mtime +$retention_days -name $mysql_suff* -exec rm -rf {} \;