Configure MariDB server via this role
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18
README.md
18
README.md
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@ -5,20 +5,14 @@ This role installs MariaDB, including:
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- Monitoring with Monit and Munin
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- Backups with automysqlbackup
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No configuration of the database server will take place.
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## Configuration
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## Variables
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You can use the following variables to adopt the role to your needs. Place them in a dictionary called `mariadb`:
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| Varible | Value | Notes |
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|--|--|--|
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| `bind_address` | string | Address to bind the MariaDB server to |
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Ecample:
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Create a dictionary called `mysqld` and define your settings:
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```YAML
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mariadb:
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bind_address: "10.0.0.2"
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mysqld:
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bind_address: 0.0.0.0
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slow_query_log: 1
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...
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```
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There are additional variables to configure automysqlbackup:
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@ -7,8 +7,14 @@ munin_sql_password: "{{ lookup('ansible.builtin.password', '/tmp/{{ inventory_ho
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mysql_socket: /run/mysqld/mysqld.sock
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automysqlbackup_backupdir: /var/lib/automysqlbackup
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automysqlbackiup_dbhost: localhost
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automysqlbackup_mailaddr: root
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automysqlbackup_postbackup: /usr/local/bin/automysqlbackup_post_script
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mysqld:
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slow_query_log: 1
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slowlog_query_log_file: /var/log/mysql/mariadb-slow.logA
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slowlog_query_time: 10
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slowlog_log_slow_rate_limit: 1000
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automysqlbackup_postbackup: /usr/local/bin/automysqlbackup_post_script
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log_slow_verbosity: query_plan
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@ -1,11 +1,11 @@
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# Managed by ansible
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# {{ ansible_managed }}
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DBHOST={{ automysqlbackiup_dbhost | default("localhost") }}
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DBHOST={{ automysqlbackiup_dbhost }}
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DBNAMES=`mysql --defaults-file=/etc/mysql/debian.cnf --execute="SHOW DATABASES" | awk '{print $1}' | grep -v ^Database$ | grep -v ^mysql$ | grep -v ^performance_schema$ | grep -v ^information_schema$ | tr \\\r\\\n ,\ `
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BACKUPDIR="{{ automysqlbackup_backupdir | default("/var/lib/automysqlbackup") }}"
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BACKUPDIR="{{ automysqlbackup_backupdir }}"
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MAILCONTENT="quiet"
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MAXATTSIZE="4000"
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MAILADDR="{{ automysqlbackup_mailaddr | default("root") }}"
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MAILADDR="{{ automysqlbackup_mailaddr }}"
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MDBNAMES="mysql $DBNAMES"
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DBEXCLUDE=""
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CREATE_DATABASE=yes
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@ -1,9 +1,9 @@
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# Ansible managed
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# {{ ansible_managed }}
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[mysqld]
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# slow log
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slow_query_log = 1
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slow_query_log_file = {{ slowlog_query_log_file }}
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long_query_time = {{ slowlog_query_time }}
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log_slow_rate_limit = {{ slowlog_log_slow_rate_limit }}
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log_slow_verbosity = query_plan
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{% if mysqld_config is defined %}
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{% for key, value in mysqld_config.items() %}
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{{ key }} = {{ value }}
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{% endfor %}
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{% endif %}
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@ -1,3 +1,5 @@
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# {{ ansible_managed }}
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check process mariadb with pidfile /run/mysqld/mysqld.pid
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group database
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start program = "/usr/sbin/service mysql start"
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@ -1,3 +1,5 @@
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# {{ ansible_managed }}
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[mysql*]
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env.mysqluser {{ munin_sql_user }}
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env.mysqlpassword {{ munin_sql_password }}
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