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show_cpu.py
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show_cpu.py
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#!/usr/bin/env python3
#
# Copyright (C) 2016-2020 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/>.
import json
from jinja2 import Template
from sys import exit
from vyos.util import popen, DEVNULL
OUT_TMPL_SRC = """
{%- if cpu -%}
{% if 'vendor' in cpu %}CPU Vendor: {{cpu.vendor}}{%- endif %}
{% if 'model' in cpu %}Model: {{cpu.model}}{%- endif %}
{% if 'cpus' in cpu %}Total CPUs: {{cpu.cpus}}{%- endif %}
{% if 'sockets' in cpu %}Sockets: {{cpu.sockets}}{%- endif %}
{% if 'cores' in cpu %}Cores: {{cpu.cores}}{%- endif %}
{% if 'threads' in cpu %}Threads: {{cpu.threads}}{%- endif %}
{% if 'mhz' in cpu %}Current MHz: {{cpu.mhz}}{%- endif %}
{% if 'mhz_min' in cpu %}Minimum MHz: {{cpu.mhz_min}}{%- endif %}
{% if 'mhz_max' in cpu %}Maximum MHz: {{cpu.mhz_max}}{%- endif %}
{% endif %}
"""
cpu = {}
cpu_json, code = popen('lscpu -J', stderr=DEVNULL)
if code == 0:
cpu_info = json.loads(cpu_json)
if len(cpu_info) > 0 and 'lscpu' in cpu_info:
for prop in cpu_info['lscpu']:
if (prop['field'].find('Thread(s)') > -1): cpu['threads'] = prop['data']
if (prop['field'].find('Core(s)')) > -1: cpu['cores'] = prop['data']
if (prop['field'].find('Socket(s)')) > -1: cpu['sockets'] = prop['data']
if (prop['field'].find('CPU(s):')) > -1: cpu['cpus'] = prop['data']
if (prop['field'].find('CPU MHz')) > -1: cpu['mhz'] = prop['data']
if (prop['field'].find('CPU min MHz')) > -1: cpu['mhz_min'] = prop['data']
if (prop['field'].find('CPU max MHz')) > -1: cpu['mhz_max'] = prop['data']
if (prop['field'].find('Vendor ID')) > -1: cpu['vendor'] = prop['data']
if (prop['field'].find('Model name')) > -1: cpu['model'] = prop['data']
if len(cpu) > 0:
tmp = { 'cpu':cpu }
tmpl = Template(OUT_TMPL_SRC)
print(tmpl.render(tmp))
exit(0)
else:
print('CPU information could not be determined\n')
exit(1)

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show_cpu.py (2 KB)

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