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‎.env-example

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# Directory for the sql files
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BACKUP_DIR=/home/myuser/preciousdata
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MYSQL_HOST=localhost
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MYSQL_USER=root
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MYSQL_PASS=toor
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# Databases to skip with no space between the args separated by a ,
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SKIP_DATABASES=mysql,information_schema,performance_schema,phpmyadmin
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# No not use if you are a goat
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EXPERT_ARGS=--default-character-set=utf8 --extended-insert=FALSE --single-transaction --skip-comments --skip-dump-date --hex-blob --tz-utc

‎.gitignore

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.env
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*.sql

‎README.md

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# sql-backup
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Backup you MySQL databases ( data, users, grants, views, triggers, routines, events )
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Backup your MySQL server ( data, users, grants, views, triggers, routines, events )
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## Install
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```bash
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git clone https://github.com/williamdes/sql-backup.git --depth 1
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```
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```bash
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cd sql-backup
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cp .env-example .env
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```
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```bash
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nano .env
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```
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or
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```bash
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vi .env
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```
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## Options
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| NAME | DEFAULT VALUE | OPTIONAL |
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|---------------- |-------------------------------------------------------------------------------------------------------------------------------- |---------- |
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| BACKUP_DIR | | NO |
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| MYSQL_HOST | | NO |
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| MYSQL_USER | | NO |
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| MYSQL_PASS | | YES |
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| SKIP_DATABASES | | YES |
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| EXPERT_ARGS | --default-character-set=utf8 --extended-insert=FALSE --single-transaction --skip-comments --skip-dump-date --hex-blob --tz-utc | YES |
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‎backup.sh

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#!/bin/bash
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export -n $(egrep -v '^#' .env | xargs)
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if [ -z "${BACKUP_DIR}" ]; then
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echo "Empty Variable BACKUP_DIR"
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fi
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if [ -z "${MYSQL_HOST}" ]; then
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echo "Empty Variable MYSQL_HOST"
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fi
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if [ -z "${MYSQL_USER}" ]; then
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echo "Empty Variable MYSQL_USER"
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fi
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MYSQL_CONN="-h${MYSQL_HOST} -u${MYSQL_USER}"
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if [ ! -z "${MYSQL_PASS}" ]; then
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MYSQL_CONN="${MYSQL_CONN} -p${MYSQL_PASS}"
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fi
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if [ -z "${EXPERT_ARGS}" ]; then
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EXPERT_ARGS="--default-character-set=utf8 --extended-insert=FALSE --single-transaction --skip-comments --skip-dump-date --hex-blob --tz-utc"
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fi
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MYSQLDUMP_DEFAULTS="${MYSQL_CONN} ${EXPERT_ARGS}"
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DB_LIST_SQL="SELECT schema_name FROM information_schema.schemata"
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# If ${SKIP_DATABASES} is not empty, create a where chain
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if [ ! -z "${SKIP_DATABASES}" ]; then
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DB_LIST_SQL="${DB_LIST_SQL} WHERE schema_name NOT IN ("
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# Split on ,
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SKIP_DATABASES=$(echo -e "${SKIP_DATABASES}" | tr "," "\n")
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for DB in ${SKIP_DATABASES} ; do
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DB_LIST_SQL="${DB_LIST_SQL}'${DB}'," ;
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done
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DB_LIST_SQL="${DB_LIST_SQL: : -1}"
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DB_LIST_SQL="${DB_LIST_SQL});"
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fi
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# echo -e "${DB_LIST_SQL}"
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# Get result
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DB_LIST=`mysql ${MYSQL_CONN} -ANe"${DB_LIST_SQL}"`
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for DB in $DB_LIST; do # Concat ignore command
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DBS="${DBS} ${DB}"
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done
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VIEW_LIST_SQL="SET SESSION group_concat_max_len = 1000000;SELECT GROUP_CONCAT(concat(':!\`',table_schema,'\`.\`',table_name,'\`') SEPARATOR '') FROM information_schema.views"
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# Get result
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VIEWS_LIST=`mysql ${MYSQL_CONN} -ANe"${VIEW_LIST_SQL}"`
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VIEW_IGNORE_ARG=""
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# Split on :!
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VIEWS=$(echo -e "${VIEWS_LIST}" | tr ":!" "\n")
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for VIEW in $VIEWS; do # Concat ignore command
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VIEW_IGNORE_ARG="${VIEW_IGNORE_ARG} --ignore-table=${VIEW}"
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done
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# echo -e "${VIEW_IGNORE_ARG}"
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echo "Structure..."
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mysqldump ${MYSQLDUMP_DEFAULTS} --routines=FALSE --triggers=FALSE --events=FALSE --no-data ${VIEW_IGNORE_ARG} --databases ${DBS} > ${BACKUP_DIR}/structure.sql
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echo "Data ..."
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mysqldump ${MYSQLDUMP_DEFAULTS} --routines=FALSE --triggers=FALSE --events=FALSE --no-create-info ${VIEW_IGNORE_ARG} --databases ${DBS} > ${BACKUP_DIR}/database.sql
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echo "Users ..."
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mysqldump ${MYSQLDUMP_DEFAULTS} mysql --complete-insert --tables user db > ${BACKUP_DIR}/users.sql
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echo "Routines ..."
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mysqldump ${MYSQLDUMP_DEFAULTS} --routines=TRUE --triggers=FALSE --events=FALSE --no-create-info --no-data --no-create-db --databases ${DBS} > ${BACKUP_DIR}/routines.sql
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echo "Triggers ..."
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mysqldump ${MYSQLDUMP_DEFAULTS} --routines=FALSE --triggers=TRUE --events=FALSE --no-create-info --no-data --no-create-db --databases ${DBS} > ${BACKUP_DIR}/triggers.sql
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echo "Events ..."
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mysqldump ${MYSQLDUMP_DEFAULTS} --routines=FALSE --triggers=FALSE --events=TRUE --no-create-info --no-data --no-create-db --databases ${DBS} > ${BACKUP_DIR}/events.sql
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echo "Views ..."
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VIEWS_SHOW_SQL=""
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for VIEW in $VIEWS; do # Concat SHOW CREATE VIEW command
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VIEWS_SHOW_SQL="${VIEWS_SHOW_SQL}SHOW CREATE VIEW ${VIEW};"
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done
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# echo -e "${VIEWS_SHOW_SQL}"
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echo ${VIEWS_SHOW_SQL} | sed 's/;/\\G/g' | mysql ${MYSQL_CONN} > ${BACKUP_DIR}/views.sql
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#Keeps lines starting with Create
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sed -i '/Create/!d' ${BACKUP_DIR}/views.sql
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# Removes 'Create View'
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sed -i -e 's/Create\ View://g' ${BACKUP_DIR}/views.sql
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#add ; at lines end
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sed -i 's/)$/);/' ${BACKUP_DIR}/views.sql
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#Remove spaces before start of line
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sed -i 's/^ *//' ${BACKUP_DIR}/views.sql
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#Add ; at line end
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sed -i 's/$/;/' ${BACKUP_DIR}/views.sql
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#Replace double ;; by ;
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sed -i 's/;;/;/' ${BACKUP_DIR}/views.sql
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echo "Grants ..."
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# Needs refactor
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GRANTS_SQL="select distinct concat( \"SHOW GRANTS FOR '\",user,\"'@'\",host,\"';\" ) from mysql.user WHERE user != 'root';"
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GRANTS_LIST=`mysql ${MYSQL_CONN} -ANe"${GRANTS_SQL}"`
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echo ${GRANTS_LIST} | mysql --default-character-set=utf8 --skip-comments ${MYSQL_CONN} | sed 's/\(GRANT .*\)/\1;/;s/^\(Grants for .*\)/-- \1 --/;/--/{x;p;x;}' > ${BACKUP_DIR}/grants.sql
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# Removes double backslashes > \\
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sed -i -e 's/\\\\//g' ${BACKUP_DIR}/grants.sql
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# echo -e ${GRANTS_SQL}
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echo "Backup done !"
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