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Ansible Role: automysqlbackup

Build Status

Installs automysqlbackup on Debian/Ubuntu linux servers.

Requirements

mail must be available

Use apt install mailutils or fake mail by touch /usr/local/bin/mail

Role Variables

Available variables are listed below, along with default values (see defaults/main.yml):

# database username and password that will perform the backups
automysqlbackup_username: "$(grep user /etc/mysql/debian.cnf | tail -n 1 | cut -d'=' -f2 | awk '{print $1}')"
automysqlbackup_password: "$(grep password /etc/mysql/debian.cnf | tail -n 1 | cut -d'=' -f2 | awk '{print $1}')"

# hostname or ip address of the database server
automysqlbackup_host: localhost

# space separated string of databases to include or ignore in the backup
#automysqlbackup_db_ames: "all"
automysqlbackup_db_exclude:
  - 'information_schema'
  - 'mysql'
  - 'performance_schema'
  - 'test'

automysqlbackup_table_exclude: []

automysqlbackup_backup_dir: /var/backup/db
automysqlbackup_multicore: "{{ 'yes' if ansible_processor_cores > 0 else 'no' }}"
automysqlbackup_multicore_threads: "{{ (ansible_processor_cores/2 | int) if ansible_processor_cores > 2 else 1 }}"
automysqlbackup_multicore_threads: "{{ 1 if ansible_processor_cores <= 3 else (ansible_processor_cores/2) }}"

# day of the week for weekly backbackups (6 - Saturday)
automysqlbackup_do_monthly: '01'
automysqlbackup_do_weekly: '5'
automysqlbackup_rotation_daily: '6'
automysqlbackup_rotation_weekly: '35'
automysqlbackup_rotation_monthly: '150'

automysqlbackup_mysql_dump_single_transaction: 'yes'
automysqlbackup_mysql_dump_dbstatus: 'yes'
automysqlbackup_mysql_dump_create_database: 'no'
automysqlbackup_mysql_dump_use_separate_dirs: 'yes'
automysqlbackup_mysql_dump_compression: 'gzip'
automysqlbackup_mysql_dump_latest: 'yes'
automysqlbackup_mysql_dump_latest_clean_filenames: 'yes'

# output location (log, files, stdout, quiet) and where output is sent (user / email address)
automysqlbackup_mailcontent: quiet
automysqlbackup_mailaddr: root

# default cron configuration
automysqlbackup_cron_minute: 6
automysqlbackup_cron_hour: 20
automysqlbackup_cron_day: '*'
automysqlbackup_cron_month: '*'
automysqlbackup_cron_weekday: '*'

# requires full access as root user on cli
automysqlbackup_export_priviledges: true

Dependencies

None.

Example Playbook

- hosts: server
  roles:
    - { role: tschifftner.automysqlbackup }

Export priviledges

User credentials can be exported via cron. Please set automysqlbackup_export_priviledges to true and make sure root user does not require login on cli.

Restore database

gzip

gzip -dc my_database.sql.gz | mysql -h localhost -u root -p my_database

bzip2

bunzip2 < my_database.sql.bz2 | mysql -h localhost -u root -p my_database

or

bzip2 -d my_database.sql.bz2 | mysql -h localhost -u root -p my_database

Supported OS

  • Debian 9 (Stretch)
  • Debian 8 (Jessie)
  • Ubuntu 18.04 (Bionic Beaver)
  • Ubuntu 16.04 (Xenial Xerus)

Required ansible version

Ansible 2.5+

License

MIT License

Author Information

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Installs automysqlbackup on Debian/Ubuntu linux servers.

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