ansible
Manage groups of computers remotely over SSH. (use the/etc/ansible/hosts
file to add new groups/hosts). Some subcommands such asansible galaxy
have their own usage documentation. More information: https://www.ansible.com/.
- List hosts belonging to a group:
ansible {{group}} --list-hosts
- Ping a group of hosts by invoking the ping module:
ansible {{group}} -m ping
- Display facts about a group of hosts by invoking the setup module:
ansible {{group}} -m setup
- Execute a command on a group of hosts by invoking command module with arguments:
ansible {{group}} -m command -a '{{my_command}}'
- Execute a command with administrative privileges:
ansible {{group}} --become --ask-become-pass -m command -a '{{my_command}}'
- Execute a command using a custom inventory file:
ansible {{group}} -i {{inventory_file}} -m command -a '{{my_command}}'
- List the groups in an inventory:
ansible localhost -m debug -a '{{var=groups.keys()}}'
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