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#!/usr/bin/env python3
#
# Copyright (C) 2024 VyOS maintainers and contributors
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 or later as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# Purpose:
# Provides commands for retrieving information about kernel modules.
import sys
import typing
import vyos.opmode
lsmod_tmpl = """
{% for m in modules -%}
Module: {{m.name}}
{% if m.holders -%}
Holders: {{m.holders | join(", ")}}
{%- endif %}
{% if m.drivers -%}
Drivers: {{m.drivers | join(", ")}}
{%- endif %}
{% for k in m.fields -%}
{{k}}: {{m["fields"][k]}}
{% endfor %}
{% if m.parameters %}
Parameters:
{% for p in m.parameters -%}
{{p}}: {{m["parameters"][p]}}
{% endfor -%}
{% endif -%}
-------------
{% endfor %}
"""
def _get_raw_data(module=None):
from vyos.utils.kernel import get_module_data, lsmod
if module:
return [get_module_data(module)]
else:
return lsmod()
def show(raw: bool, module: typing.Optional[str]):
from jinja2 import Template
data = _get_raw_data(module=module)
if raw:
return data
else:
t = Template(lsmod_tmpl)
output = t.render({"modules": data})
return output
if __name__ == '__main__':
try:
res = vyos.opmode.run(sys.modules[__name__])
if res:
print(res)
except (ValueError, vyos.opmode.Error) as e:
print(e)
sys.exit(1)
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