76 lines
1.8 KiB
Bash
Executable File
76 lines
1.8 KiB
Bash
Executable File
#!/bin/bash
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#
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# Bashup - A set of bash scripts for managing backups.
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# https://git.stack-source.com/msb/bashup
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# MIT License Copyright (c) 2021 Matthew Saunders Brown
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# load include file
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source $(dirname $0)/bashup.sh
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bashup::set_existing_backups
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bashup::set_retention_array
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# create backup for today
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if [[ " ${retention_array[@]} " =~ " ${today} " ]]; then
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# create backup (date) dir if it doesn't already exist
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if [ ! -d "$backup_storage_dir/$today" ]; then
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mkdir $backup_storage_dir/$today
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fi
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# only proceed if mysql has not already been backed up
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if [[ ! -d $backup_storage_dir/$today/mysql ]]; then
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mkdir $backup_storage_dir/$today/mysql
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mysqladmin --defaults-extra-file=$defaults_extra_file refresh
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# create array of all existing databases
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databases=($(mysql --defaults-extra-file=$defaults_extra_file -E -e 'show databases;'|grep : |awk '{ print $2 }' |tr '\n' ' '));
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for database in "${databases[@]}"; do
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if [[ " ${exclusions[@]} " =~ " ${database} " ]]; then
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# do nothing, db is in exclusions array
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one=1;
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else
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mysqldump --defaults-extra-file=$defaults_extra_file --opt --quote-names --events --databases $database | gzip > $backup_storage_dir/$today/mysql/$database.sql.gz
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fi
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done
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fi
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fi
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# remove expired backups
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for existing_backup in "${existing_backups[@]}"; do
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if [[ " ${retention_array[@]} " =~ " ${existing_backup} " ]]; then
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# keep $existing_backup, do nothing
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one=1;
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else
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if [[ -d $backup_storage_dir/$existing_backup/mysql ]]; then
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rm -r $backup_storage_dir/$existing_backup/mysql
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fi
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if [ -z "$(ls -A $backup_storage_dir/$existing_backup)" ]; then
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rm -r $backup_storage_dir/$existing_backup
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fi
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fi
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done
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bashup::unmount_storage_dir
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exit 0
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