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Ansible Unsupported parameter

Using a parameter not supported by the module.

Understanding Ansible

Ansible is a powerful open-source automation tool used for configuration management, application deployment, and task automation. It allows IT administrators to automate their daily tasks, ensuring consistency and efficiency across their infrastructure. Ansible uses a simple language (YAML) to describe automation jobs, making it accessible for both developers and system administrators.

Recognizing the Symptom

When using Ansible, you might encounter an error message that reads Unsupported parameter. This typically occurs when a playbook or task is executed, and Ansible identifies a parameter that is not recognized by the module being used. This can halt the execution of your playbook and prevent tasks from being completed.

Example Error Message

Here is an example of what the error might look like:

ERROR! 'parameter_name' is not a valid parameter in the module 'module_name'

Exploring the Issue

The Unsupported parameter error arises when a parameter is specified in a task that the module does not support. Each Ansible module has a defined set of parameters that it can accept, and using any parameter outside this set will trigger this error. This often happens due to typos, outdated documentation, or misunderstanding of the module's capabilities.

Common Causes

  • Typographical errors in the parameter name.
  • Using parameters from a different module.
  • Outdated playbooks that reference deprecated parameters.

Steps to Fix the Issue

To resolve the Unsupported parameter error, follow these steps:

1. Verify Module Documentation

Ensure that you are using the correct parameters by consulting the official Ansible module documentation. You can find the documentation for all Ansible modules at the Ansible Collections Documentation.

2. Check for Typos

Review your playbook for any typographical errors in the parameter names. Even a small typo can lead to this error.

3. Update Playbooks

If you are using an older playbook, ensure that it is updated to use the latest parameters supported by the module. Modules can change over time, and parameters may be deprecated or replaced.

4. Test with a Minimal Playbook

Create a minimal playbook to test the module with only the necessary parameters. This can help isolate the issue and confirm which parameter is causing the error.

- name: Test module with minimal parameters
hosts: localhost
tasks:
- name: Test task
module_name:
valid_parameter: value

Conclusion

By following these steps, you should be able to resolve the Unsupported parameter error in Ansible. Always ensure that you are referencing the latest module documentation and keep your playbooks updated to avoid similar issues in the future. For more detailed guidance, visit the Ansible Playbooks Guide.

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