Linux - Ansible - use playbook to install mysql
阿新 • • 發佈：2021-06-15
[19:15:23 root@centos7 ansible]#tree . ├── files │ ├── my.cnf │ └── mysql-8.0.23-linux-glibc2.12-x86_64.tar.xz ├── hosts └── install_mysql8.0-v1.yaml 1 directory, 4 files # set mysql configuration file [19:15:27 root@centos7 ansible]#cat files/my.cnf [mysqld] datadir=/data/mysql skip_name_resolve=1 socket=/data/mysql/mysql.sock explicit_defaults_for_timestamp=true log_bin=/data/mysql/logbin/mysql-binlog log-error=/data/mysql/mysql.log pid-file=/data/mysql/mysql.pid log_timestamps=SYSTEM server-id=1 [client] socket=/data/mysql/mysql.sock [mysql] prompt="\\r:\\m:\\s(\\u@\\h) [\\d]>\\_" # upload mysql-8.0.23-linux-glibc2.12-x86_64.tar.xz to files/ # set hosts file [19:18:16 root@centos7 ansible]#cat hosts [webserver1] 10.0.0.112 [webserver2] 10.0.0.113 # set playbook [19:18:34 root@centos7 ansible]#cat install_mysql8.0-v1.yaml --- # install mysql-8.0.23-linux-glibc2.12-x86_64.tar.xz # - hosts: webserver1 remote_user: root gather_facts: no vars: mysql_version:8.0.23 mysql_file: mysql-{{mysql_version}}-linux-glibc2.12-x86_64.tar.xz mysql_root_password: 123456 tasks: - name: install packages yum: name: - libaio - numactl-libs state: latest - name: create mysql group group: name=mysql gid=306 - name: create mysql user user: name=mysql uid=306 group=mysql shell=/sbin/nologin system=yes create_home=no home=/data/mysql - name: copy tar to remote host and file mode unarchive: src=/data/ansible/files/{{mysql_file}} dest=/usr/local/ owner=root group=root - name: create linkfile /usr/local/mysql file: src=/usr/local/mysql-{{mysql_version}}-linux-glibc2.12-x86_64 dest=/usr/local/mysql state=link - name: data dir shell: /usr/local/mysql/bin/mysqld --initialize-insecure --user=mysql --datadir=/data/mysql tags: data - name: config my.cnf copy: src=/data/ansible/files/my.cnf dest=/etc/my.cnf notify: - restart mysqld - notify message tags: - config - name: service script shell: /bin/cp /usr/local/mysql/support-files/mysql.server /etc/init.d/mysqld - name: PATH variable copy: content='PATH=/usr/local/mysql/bin:$PATH' dest=/etc/profile.d/mysql.sh - name: enable service shell: chkconfig --add mysqld;/etc/init.d/mysqld start tags: service - name: change password shell: /usr/local/mysql/bin/mysqladmin -uroot password {{mysql_root_password}} handlers: - name: restart mysqld service: name=mysqld state=restarted - name: notify message debug: msg="mysql is restarted" # execute playbook [18:59:19 root@centos7 ansible]#ansible-playbook install_mysql8.0-v1.yaml PLAY [webserver1] **************************************************************************************************************************************** TASK [install packages] ********************************************************************************************************************************** ok: [10.0.0.112] TASK [create mysql group] ******************************************************************************************************************************** ok: [10.0.0.112] TASK [create mysql user] ********************************************************************************************************************************* ok: [10.0.0.112] TASK [copy tar to remote host and file mode] ************************************************************************************************************* changed: [10.0.0.112] TASK [create linkfile /usr/local/mysql] ****************************************************************************************************************** ok: [10.0.0.112] TASK [data dir] ****************************************************************************************************************************************** changed: [10.0.0.112] TASK [config my.cnf] ************************************************************************************************************************************* changed: [10.0.0.112] TASK [service script] ************************************************************************************************************************************ changed: [10.0.0.112] TASK [PATH variable] ************************************************************************************************************************************* ok: [10.0.0.112] TASK [enable service] ************************************************************************************************************************************ changed: [10.0.0.112] TASK [change password] *********************************************************************************************************************************** changed: [10.0.0.112] PLAY RECAP *********************************************************************************************************************************************** 10.0.0.112 : ok=11 changed=6 unreachable=0 failed=0 skipped=0 rescued=0 ignored=0 # when the configuration file is changed, you can rerun from tags config [19:13:54 root@centos7 ansible]#ansible-playbook -t config install_mysql8.0-v1.yaml PLAY [webserver1] *************************************************************************************************************************************** TASK [config my.cnf] ************************************************************************************************************************************ changed: [10.0.0.112] RUNNING HANDLER [restart mysqld] ************************************************************************************************************************ changed: [10.0.0.112] RUNNING HANDLER [notify message] ************************************************************************************************************************ ok: [10.0.0.112] => { "msg": "mysql is restarted" } PLAY RECAP ********************************************************************************************************************************************** 10.0.0.112 : ok=3 changed=2 unreachable=0 failed=0 skipped=0 rescued=0 ignored=0 # then check 10.0.0.112 mysql [19:17:25 root@node1 logbin]#mysql -uroot -p123456 mysql: [Warning] Using a password on the command line interface can be insecure. Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 15 Server version: 8.0.23 MySQL Community Server - GPL Copyright (c) 2000, 2021, Oracle and/or its affiliates. Oracle is a registered trademark of Oracle Corporation and/or its affiliates. Other names may be trademarks of their respective owners. Type 'help;' or '\h' for help. Type '\c' to clear the current input statement. 07:20:55(root@localhost) [(none)]>