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Wordpress_mariadb recipe improvements.

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* Unified dumpdb_mysql.sh script.
* Added the restoredb_mysql wrapper script.
* Minimal changes in storage_backup script.
This commit is contained in:
Kovács Zoltán
2025-03-05 20:07:28 +01:00
parent 7e89d1da9e
commit aaf493f13c
5 changed files with 220 additions and 20 deletions
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30
.recipes/wordpress_mariadb/tools/backup.d/dumpdb_mysql.sh
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@ -1,8 +1,8 @@
#!/bin/bash
#
# A service script to backup the docker-composed WordPress instance.
# Dumps the MySQL/MariaDB database to the $BASE_DIR/storage/backups/dumps
# folder (by default). An optional parameter may change the target folder.
# A service script to backup the docker-composed MySQL/MariaDB database.
# Dumps database to the $BASE_DIR/storage/backups/dumps folder (by default).
# An optional parameter may change the target folder.
#
# This script gets the database credentials from the docker-compose.yml file
# and calls the mysql_dumpdb worker script which should be installed in
@ -10,8 +10,11 @@
#
# Call as a Docker manager user (member of the docker Linux group) via cron.
#
# Author: Kovács Zoltán <kovacs.zoltan@smartfront.hu>
# Author: Kovács Zoltán <kovacsz@marcusconsulting.hu>
# Kovács Zoltán <kovacs.zoltan@smartfront.hu>
# License: GNU/GPL 3+ https://www.gnu.org/licenses/gpl-3.0.en.html
# 2025-02-26 v0.3
# mod: doesn't tied to a particular composition (Mediawiki, Wordpress, etc).
# 2024-12-01 v0.2.1
# fix: typo in docker-compose version detection.
# 2024-08-25 v0.2
@ -22,6 +25,7 @@
#
PAR_BASEDIR=${PAR_BASEDIR:-""} # Service's base folder
PAR_DUMPDIR=${PAR_DUMPDIR:-""} # Folder to dump within
PAR_SERVICE=${PAR_SERVICE:-"database"} # Service's name in composition
# Messages (maybe overridden by configuration).
#
@ -111,7 +115,7 @@ DUMPDIR="${PAR_DUMPDIR:-$BASE_DIR/$DUMPDIR}"
[[ ! -w "$DUMPDIR" ]] \
&& echo "$MSG_NONWRITE: $DUMPDIR" >&2 && exit 1
# The service must be running - silently gives up here if not.
# The composition must be running - silently gives up here if not.
#
[[ -z "$(cd "$BASE_DIR"; "$DOCKER_COMPOSE" $commandstring ps --services --filter "status=running")" ]] \
&& exit 1
@ -135,14 +139,14 @@ function parse { [[ -z "$1" ]] && return
echo -e "$value"; return
}
# All parameters are mandatories.
MYCONTAINER="$(parse "WORDPRESS_DB_HOST")"
if [ -z "$MYCONTAINER" ]; then echo "$MSG_NOPARAM WORDPRESS_DB_HOST" >&2; exit 1; fi
MYDATABASE="$(parse "WORDPRESS_DB_NAME")"
if [ -z "$MYDATABASE" ]; then echo "$MSG_NOPARAM WORDPRESS_DB_NAME" >&2; exit 1; fi
MYUSER="$(parse "WORDPRESS_DB_USER")"
if [ -z "$MYUSER" ]; then echo "$MSG_NOPARAM WORDPRESS_DB_USER" >&2; exit 1; fi
MYPASSWORD="$(parse "WORDPRESS_DB_PASSWORD")"
if [ -z "$MYPASSWORD" ]; then echo "$MSG_NOPARAM WORDPRESS_DB_PASSWORD" >&2; exit 1; fi
MYCONTAINER="$PAR_SERVICE" # TODO: guess from the yml
if [ -z "$MYCONTAINER" ]; then echo "$MSG_NOPARAM PAR_SERVICE" >&2; exit 1; fi1; fi
MYDATABASE="$(parse "MYSQL_DATABASE")"
if [ -z "$MYDATABASE" ]; then echo "$MSG_NOPARAM MYSQL_DATABASE" >&2; exit 1; fi
MYUSER="$(parse "MYSQL_USER")"
if [ -z "$MYUSER" ]; then echo "$MSG_NOPARAM MYSQL_USER" >&2; exit 1; fi
MYPASSWORD="$(parse "MYSQL_PASSWORD")"
if [ -z "$MYPASSWORD" ]; then echo "$MSG_NOPARAM MYSQL_PASSWORD" >&2; exit 1; fi
# We've the configuration parsed.
# Converts the database service name to an actual running container's name.