ansible/docs/docsite/rst/dev_guide/testing_validate-modules.rst

validate-modules

Topics

Python program to help test or validate Ansible modules.

validate-modules is one of the ansible-test Sanity Tests, see testing_sanity for more information.

Originally developed by Matt Martz (@sivel)

Usage

cd /path/to/ansible/source
source hacking/env-setup
ansible-test sanity --test validate-modules

Help

usage: validate-modules [-h] [-w] [--exclude EXCLUDE] [--arg-spec]
                        [--base-branch BASE_BRANCH] [--format {json,plain}]
                        [--output OUTPUT]
                        modules [modules ...]

positional arguments:
  modules               Path to module or module directory

optional arguments:
  -h, --help            show this help message and exit
  -w, --warnings        Show warnings
  --exclude EXCLUDE     RegEx exclusion pattern
  --arg-spec            Analyze module argument spec
  --base-branch BASE_BRANCH
                        Used in determining if new options were added
  --format {json,plain}
                        Output format. Default: "plain"
  --output OUTPUT       Output location, use "-" for stdout. Default "-"

Extending validate-modules

The validate-modules tool has a schema.py that is used to validate the YAML blocks, such as DOCUMENTATION and RETURNS.

Codes

Errors

code	sample message
1xx	Locations
101	Interpreter line is not #!/usr/bin/python
102	Interpreter line is not #!powershell
103	Did not find a call to main()
104	Call to main() not the last line
105	GPLv3 license header not found
106	Import found before documentation variables. All imports must appear below DOCUMENTATION/EXAMPLES/RETURN/ANSIBLE_METADATA
107	Imports should be directly below DOCUMENTATION/EXAMPLES/RETURN/ANSIBLE_METADATA
108	GPLv3 license header should be the short form <copyright> for new modules
109 ..	Next to last line is not if __name__ == "__main__":
---------	-------------------
2xx	Imports
201	Did not find a module_utils import
203	requests import found, should use ansible.module_utils.urls instead
204	boto import found, new modules should use boto3
205	sys.exit() call found. Should be exit_json/fail_json
206	WANT_JSON not found in module
207	REPLACER_WINDOWS not found in module
208	module_utils imports should import specific components, not *
209	Only the following from __future__ imports are allowed: absolute_import, division, and print_function.
---------	-------------------
3xx	Documentation
301	No DOCUMENTATION provided
302	DOCUMENTATION is not valid YAML
303	DOCUMENTATION fragment missing
304	Unknown DOCUMENTATION error
305	Invalid DOCUMENTATION schema
306	Module level version_added is not a valid version number
307	Module level version_added is incorrect
308	version_added for new option is not a valid version number
309	version_added for new option is incorrect
310	No EXAMPLES provided
311	EXAMPLES is not valid YAML
312	No RETURN documentation provided
313	RETURN is not valid YAML
314	No ANSIBLE_METADATA provided
315	ANSIBLE_METADATA was not provided as a dict, YAML not supported
316	Invalid ANSIBLE_METADATA schema
317	option is marked as required but specifies a default. Arguments with a default should not be marked as required
318	Module deprecated, but DOCUMENTATION.deprecated is missing
319	RETURN fragments missing or invalid
320	DOCUMENTATION.options must be a dictionary/hash when used
321	Exception attempting to import module for argument_spec introspection
322	argument is listed in the argument_spec, but not documented in the module
323 ..	argument is listed in DOCUMENTATION.options, but not accepted by the module
---------	-------------------
4xx	Syntax
401	Python SyntaxError while parsing module
402	Indentation contains tabs
403 ..	Type comparison using type() found. Use isinstance() instead
---------	-------------------
5xx	Naming
501	Official Ansible modules must have a .py extension for python modules or a .ps1 for powershell modules
502	Ansible module subdirectories must contain an __init__.py
503	Missing python documentation file

Warnings

code	sample message
1xx	Locations
107 ..	Imports should be directly below DOCUMENTATION/EXAMPLES/RETURN/ANSIBLE_METADATA for legacy modules
---------	-------------------
2xx	Imports
208	module_utils imports should import specific components for legacy module, not *
291	Try/Except HAS_ expression missing
292 ..	Did not find ansible.module_utils.basic import
---------	-------------------
3xx	Documentation
312	No RETURN documentation provided for legacy module
391	Unknown pre-existing DOCUMENTATION error
392	Pre-existing DOCUMENTATION fragment missing