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6298ad4faa
* First implementation of usb module * Rename to usb_facts * Working tests * Appease linter * Fix author * Remove splitlines arg for python 2.7 compat * indent usb test further * indent usb test a bit less * Remove trailing whitespace * Update plugins/modules/usb_facts.py Co-authored-by: Felix Fontein <felix@fontein.de> * Update plugins/modules/usb_facts.py Co-authored-by: Felix Fontein <felix@fontein.de> * Apply suggestions from code review Co-authored-by: Felix Fontein <felix@fontein.de> * Adjust usb_facts PR based on feedback * Add usage example and extend correct documentation fragment * Add myself to BOTMETA.yml * Apply suggestions from code review Co-authored-by: Felix Fontein <felix@fontein.de> --------- Co-authored-by: Felix Fontein <felix@fontein.de>
113 lines
3.3 KiB
Python
113 lines
3.3 KiB
Python
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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# Copyright (c) 2024, Max Maxopoly <max@dermax.org>
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#
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# GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
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# SPDX-License-Identifier: GPL-3.0-or-later
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from __future__ import absolute_import, division, print_function
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__metaclass__ = type
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DOCUMENTATION = '''
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---
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module: usb_facts
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short_description: Allows listing information about USB devices
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version_added: 8.5.0
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description:
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- Allows retrieving information about available USB devices through C(lsusb).
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author:
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- Max Maxopoly (@maxopoly)
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extends_documentation_fragment:
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- community.general.attributes
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- community.general.attributes.facts
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- community.general.attributes.facts_module
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requirements:
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- lsusb binary on PATH (usually installed through the package usbutils and preinstalled on many systems)
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'''
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EXAMPLES = '''
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- name: Get information about USB devices
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community.general.usb_facts:
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- name: Print information about USB devices
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ansible.builtin.debug:
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msg: "On bus {{ item.bus }} device {{ item.device }} with id {{ item.id }} is {{ item.name }}"
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loop: "{{ ansible_facts.usb_devices }}"
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'''
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RETURN = r'''
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ansible_facts:
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description: Dictionary containing details of connected USB devices.
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returned: always
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type: dict
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contains:
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usb_devices:
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description: A list of USB devices available.
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returned: always
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type: list
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elements: dict
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contains:
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bus:
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description: The bus the usb device is connected to.
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returned: always
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type: str
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sample: "001"
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device:
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description: The device number occupied on the bus.
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returned: always
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type: str
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sample: "002"
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id:
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description: ID of the USB device.
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returned: always
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type: str
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sample: "1d6b:0002"
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name:
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description: Human readable name of the device.
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returned: always
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type: str
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sample: Linux Foundation 2.0 root hub
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'''
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import re
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from ansible.module_utils.basic import AnsibleModule
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def parse_lsusb(module, lsusb_path):
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rc, stdout, stderr = module.run_command(lsusb_path, check_rc=True)
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regex = re.compile(r'^Bus (\d{3}) Device (\d{3}): ID ([0-9a-f]{4}:[0-9a-f]{4}) (.*)$')
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usb_devices = []
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for line in stdout.splitlines():
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match = re.match(regex, line)
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if not match:
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module.fail_json(msg="failed to parse unknown lsusb output %s" % (line), stdout=stdout, stderr=stderr)
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current_device = {
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'bus': match.group(1),
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'device': match.group(2),
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'id': match.group(3),
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'name': match.group(4)
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}
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usb_devices.append(current_device)
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return_value = {
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"usb_devices": usb_devices
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}
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module.exit_json(msg="parsed %s USB devices" % (len(usb_devices)), stdout=stdout, stderr=stderr, ansible_facts=return_value)
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def main():
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module = AnsibleModule(
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{},
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supports_check_mode=True
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)
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# Set LANG env since we parse stdout
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module.run_command_environ_update = dict(LANGUAGE='C', LC_ALL='C')
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lsusb_path = module.get_bin_path('lsusb', required=True)
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parse_lsusb(module, lsusb_path)
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if __name__ == '__main__':
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main()
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