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Extending Ansible: Filter, Lookup, and C...
DevOpsAnsible

Extending Ansible: Filter, Lookup, and Callback Plugins

Modules extend the work done on the host; plugins extend Ansible itself, running on the control node. This article: filter plugins (transform data in Jinja2), lookup plugins (fetch external data), callback plugins (customize output), and the module vs plugin distinction.

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KaiMay 23, 2026· 11 views
Writing a Custom Module in Python
DevOpsAnsible

Writing a Custom Module in Python

Deep dive: write your own Ansible module in Python. Understand AnsibleModule, argument_spec, exit_json/fail_json, supporting check_mode, and the pattern for achieving idempotency. This is where the mechanism from Article 1 (shipping a module over SSH) comes full circle.

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KaiMay 23, 2026· 14 views