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78 lines
1.9 KiB
YAML
78 lines
1.9 KiB
YAML
# We run two servers listening different ports
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# to be able to check replication (one server for master, another for standby).
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- name: Install MariaDB repo
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yum_repository:
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name: MariaDB
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description: MariaDB official repo
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baseurl: http://yum.mariadb.org/10.1/centos7-amd64
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gpgkey: https://yum.mariadb.org/RPM-GPG-KEY-MariaDB
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gpgcheck: yes
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- name: Install MariaDB packages on RedHat family OS
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yum:
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name: "{{ item }}"
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enablerepo: epel
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loop:
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- MariaDB-server
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- MariaDB-client
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when: ansible_os_family == 'RedHat'
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- name: Create directories for standby
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file:
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state: directory
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path: "{{ item }}"
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owner: mysql
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group: mysql
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loop:
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- "{{ master_datadir }}"
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- "{{ standby_datadir }}"
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- "{{ standby_logdir }}"
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- "{{ default_logdir }}"
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- name: Copy cnf template
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template:
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src: my.cnf.j2
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dest: /etc/my.cnf
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owner: mysql
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group: mysql
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force: yes
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- name: Initialize DBs
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shell: 'mysql_install_db --user=mysql --datadir={{ item }}'
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loop:
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- '{{ master_datadir }}'
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- '{{ standby_datadir }}'
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- name: Start services
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shell: 'mysqld_multi --log=/var/log/mariadb/mariadb.log start 1,2'
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- name: Pause
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pause: seconds=3
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########### For painful debug uncomment the lines below ##
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#- name: DEBUG Check stratup log
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# shell: cat /var/log/mariadb/mariadb.log
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#- name: DEBUG Check mysql_safe err log
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# shell: cat '{{ mysql_safe_err_log }}'
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#- name: DEBUG Check processes
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# shell: 'ps aux | grep mysqld | grep -v "grep\|root"'
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#- name: DEBUG
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# yum: name=net-tools
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#- name: DEBUG
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# shell: "netstat -ntpl"
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#- name: DEBUG
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# shell: cat /etc/my.cnf
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##########################################################
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- name: Check connection to the master
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shell: 'echo "SHOW DATABASES;" | mysql -P {{ master_port }} -h 127.0.0.1'
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- name: Check connection to the standby
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shell: "echo \"SHOW VARIABLES LIKE 'datadir';\" | mysql -P {{ standby_port }} -h 127.0.0.1"
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