mysql_replication: add CI tests for MariaDB (#62907)
This commit is contained in:
Andrey Klychkov
John R Barker
parent
c3eceb3a0d
commit
334d2ce764
9 changed files with 204 additions and 0 deletions
10
test/integration/targets/mariadb_replication/aliases
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10
test/integration/targets/mariadb_replication/aliases
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destructive
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shippable/posix/group4
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mysql_replication
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skip/osx
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skip/freebsd
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skip/ubuntu
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skip/fedora
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skip/opensuse
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skip/rhel
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needs/root
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master_port: 3306
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standby_port: 3307
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test_db: test_db
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replication_user: replication_user
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replication_pass: replication_pass
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dump_path: /tmp/dump.sql
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---
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dependencies:
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- setup_mariadb
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# Copyright: (c) 2019, Andrew Klychkov (@Andersson007) <aaklychkov@mail.ru>
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# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
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# Initial CI tests of mysql_replication module
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- import_tasks: mariadb_replication_initial.yml
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when: ansible_distribution == 'CentOS' and ansible_distribution_major_version >= '7'
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# Copyright: (c) 2019, Andrew Klychkov (@Andersson007) <aaklychkov@mail.ru>
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# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
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# Preparation:
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- name: Create user for replication
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shell: "echo \"GRANT REPLICATION SLAVE ON *.* TO '{{ replication_user }}'@'localhost' IDENTIFIED BY '{{ replication_pass }}'; FLUSH PRIVILEGES;\" | mysql -P {{ master_port }} -h 127.0.0.1"
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- name: Create test database
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mysql_db:
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login_host: 127.0.0.1
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login_port: '{{ master_port }}'
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state: present
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name: '{{ test_db }}'
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- name: Dump all databases from the master
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shell: 'mysqldump -P {{ master_port }} -h 127.0.01 --all-databases --master-data=2 > {{ dump_path }}'
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- name: Restore the dump to the standby
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shell: 'mysql -P {{ standby_port }} -h 127.0.0.1 < {{ dump_path }}'
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# Test getmaster mode:
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- name: Get master status
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mysql_replication:
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login_host: 127.0.0.1
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login_port: "{{ master_port }}"
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mode: getmaster
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register: master_status
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- assert:
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that:
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- master_status.Is_Master == true
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- master_status.Position != 0
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- master_status is not changed
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# Test changemaster mode:
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- name: Run replication
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mysql_replication:
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login_host: 127.0.0.1
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login_port: "{{ standby_port }}"
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mode: changemaster
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master_host: 127.0.0.1
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master_port: "{{ master_port }}"
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master_user: "{{ replication_user }}"
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master_password: "{{ replication_pass }}"
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master_log_file: mysql-bin.000001
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master_log_pos: '{{ master_status.Position }}'
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register: result
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- assert:
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that:
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- result is changed
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- name: Run replication via shell
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shell: 'echo "START SLAVE;" | mysql -P {{ standby_port }} -h 127.0.0.1'
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# Test getslave mode:
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- name: Get standby status
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mysql_replication:
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login_host: 127.0.0.1
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login_port: "{{ standby_port }}"
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mode: getslave
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register: slave_status
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- assert:
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that:
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- slave_status.Is_Slave == true
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- slave_status.Master_Host == '127.0.0.1'
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- slave_status.Exec_Master_Log_Pos == master_status.Position
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- slave_status.Master_Port == {{ master_port }}
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- slave_status.Last_IO_Errno == 0
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- slave_status.Last_IO_Error == ''
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- slave_status is not changed
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5
test/integration/targets/setup_mariadb/defaults/main.yml
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5
test/integration/targets/setup_mariadb/defaults/main.yml
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master_port: 3306
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standby_port: 3307
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default_datadir: /var/lib/mysql
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standby_datadir: /var/lib/mysql_standby
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standby_logdir: /var/log/mysql_standby
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5
test/integration/targets/setup_mariadb/tasks/main.yml
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5
test/integration/targets/setup_mariadb/tasks/main.yml
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# Copyright: (c) 2019, Andrew Klychkov (@Andersson007) <aaklychkov@mail.ru>
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# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
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- import_tasks: setup_mariadb.yml
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when: ansible_distribution == 'CentOS' and ansible_distribution_major_version >= '7'
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# 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 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
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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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- "{{ standby_datadir }}"
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- "{{ standby_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 standby's DB
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shell: 'mysql_install_db --user=mysql --datadir={{ standby_datadir }}'
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- name: Initialize master's DB
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shell: 'mysql_install_db --user=mysql --datadir={{ default_datadir }}'
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- name: Start services
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shell: 'mysqld_multi 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 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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33
test/integration/targets/setup_mariadb/templates/my.cnf.j2
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33
test/integration/targets/setup_mariadb/templates/my.cnf.j2
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[mysqld1]
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server_id = 1
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port = {{ master_port }}
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datadir = {{ default_datadir }}
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socket = {{ default_datadir }}/mysql.sock
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mysqladmin = /usr/bin/mysqladmin
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log_bin = /var/log/mariadb/mysql-bin.log
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sync_binlog = 1
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binlog-format = ROW
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innodb_flush_log_at_trx_commit = 1
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[mysqld2]
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server_id = 2
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port = {{ standby_port }}
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socket = /var/run/mysqld/mysqld_slave.sock
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pid-file = /var/run/mysqld/mysqld_slave.pid
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datadir = {{ standby_datadir }}
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log_bin = {{ standby_logdir }}/mysql-bin.log
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relay-log = {{ standby_logdir }}/relay-bin
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relay-log-index = {{ standby_logdir }}/relay-bin.index
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master-info-file = {{ standby_logdir }}/master.info
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relay-log-info-file = {{ standby_logdir }}/relay-log.info
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mysqladmin = /usr/bin/mysqladmin
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[mysqld_multi]
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mysqld = /usr/bin/mysqld_safe
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mysqladmin = /usr/bin/mysqladmin
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user = multi_admin
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password = multipass
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[mysqld_safe]
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log-error=/var/log/mariadb/mariadb.log
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pid-file=/var/run/mariadb/mariadb.pid
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