Bash file to export a WordPress database to init/foo.sql.gz11.03.21

you wanna easy export a wordpress mysql database without wasting your time collecting user and password of the site.
in a folder inside your wordpress files create a file like /dockers/ex.sh :

#!/bin/bash

#note: the value of the 3 variable cannot include characters ( )

DB_NAME="${_DB_NAME//[[:blank:]]/}"
DB_USER="${_DB_USER//[[:blank:]]/}"
DB_PASSWORD="${_DB_PASSWORD=//[[:blank:]]/}"

docker  run -i --rm --net=host  salamander1/mysqldump --verbose -h 127.0.0.1 -u "${DB_NAME//[[:blank:]]/}" -p"${DB_PASSWORD//[[:blank:]]/}"  "${DB_NAME//[[:blank:]]/}" | gzip > "init/${DB_NAME//[[:blank:]]/}.sql.gz"

echo "DB: " $DB_NAME 
echo "DB USER: " $DB_USER 
echo "DB PASSWORD: " $DB_PASSWORD
echo "DB exported to: " "init/${DB_NAME//[[:blank:]]/}.sql.gz"

https://hub.docker.com/r/salamander1/mysqldump/

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Bash file to export a WordPress database to init/foo.sql.gz11.03.21

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