Setup dbdump scripts and services.
This role backups mariaDB.
Directory tree.
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├── README.md
├── ansible.cfg
├── group_vars
│ ├── all.yml
│ ├── webserver_centos.yml
│ └── webserver_ubuntu.yml
├── inventory
└── webservers.yml
[webservers:children]
webserver_ubuntu
webserver_centos
[webserver_ubuntu]
ubuntu ansible_host=10.10.10.10 ansible_port=22
[webserver_centos]
centos ansible_host=10.10.10.11 ansible_port=22
all.yml sets common variables.
# Common settings
become: yes
ansible_user: root
# Private_key is saved in local host only!
ansible_ssh_private_key_file: ""
webserver_ubuntu.yml is webservers host's children.
This role references the dbdump and dbdump_password_file variables,
The following example shows that files are backed up at 01:00:00 every day.
Note:
The format of dbdump.on_calender follows the OnCalender option of systemd service.
ansible_user: ubuntu
become: yes
ansible_become_password: 'ThisIsSecret!'
dbdump:
user: root
group: root
on_calender: '*-*-* 01:00:00'
dbdump_password_file: '/root/keys.sh'
Of course, you can define it as a general setting in all.yml.
webserver_ubuntu.yml is webservers host's children.
The following example shows that the dbdump user backs up files daily at 00:00:00.
# Use all.yml's settings.
dbdump:
user: dbdump
group: dbdump
on_calender: '*-*-* 00:00:00'
- hosts: webservers
become: yes
module_defaults:
apt:
cache_valid_time: 86400
roles:
- user
DryRun
ansible-playbook -i inventory --private-key="~/.ssh/your_private_key" -CD webservers.yml --tags dbdump
Apply
ansible-playbook -i inventory --private-key="~/.ssh/your_private_key" -D webservers.yml --tags dbdump