Ansible Operations: Difference between revisions
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==SSH Host Key Authenticity Checking== | ==SSH Host Key Authenticity Checking== | ||
{{Internal|Ansible_Configuration#SSH_Host_Key_Authenticity_Checking|ansible.cfg}} | |||
=Troubleshooting= | |||
{{External|https://docs.ansible.com/ansible/latest/user_guide/playbooks_debugger.html}} | |||
Run ansible-playbook with -vvvvv | |||
Latest revision as of 05:47, 19 January 2021
Internal
Command Line Options
-b
"Become" another user when running the command.
--become-user=<username>
-m
Defines the module to run.
-a
Pass arguments to the module.
Ping all Hosts from a Group
This will also list the hosts from that group.
ansible all -m ping
Execute a Shell Command on all Hosts in Some Groups
ansible masters,nodes -m shell -a "systemctl status docker | grep Active"
Copy Files
ansible <my-servers> -m copy -a "src=/root/ipa-ca.crt dest=/etc/origin/master"
ansible-playbook
Provide In-Line Prompt Confirmation
ansible-playbook ... -e reset_confirmation=yes
where "reset_confirmation" is defined in playbook:
- hosts: etcd:k8s-cluster:calico-rr
pre_tasks:
- name: check confirmation
fail:
msg: "Reset confirmation failed"
when: reset_confirmation != "yes"
SSH Configuration
... --ask-pass --ssh-extra-args='-o "PubkeyAuthentication=no"' ...
SSH Host Key Authenticity Checking
Troubleshooting
Run ansible-playbook with -vvvvv