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# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import fcntl
import ipaddress
import re
import socket
import struct
import sys
import xml.etree.ElementTree as ET
from hardware import detect_utils
SIOCGIFNETMASK = 0x891b
def detect(output=None):
"""Detect system characteristics from the output of lshw."""
hw_lst = []
def _find_element(xml, xml_spec, sys_subtype,
sys_type='product', sys_cls='system',
attrib=None, transform=None):
"""Lookup an xml element and populate hw_lst when found."""
elt = xml.findall(xml_spec)
if len(elt) >= 1:
if attrib:
txt = elt[0].attrib[attrib]
else:
txt = elt[0].text
if transform:
txt = transform(txt)
hw_lst.append((sys_cls, sys_type, sys_subtype, txt))
return txt
return None
# handle output injection for testing purpose
if output:
status = 0
else:
status, output = detect_utils.cmd('lshw -xml')
if status == 0:
mobo_id = ''
nic_id = ''
xml = ET.fromstring(output)
_find_element(xml, "./node/serial", 'serial')
_find_element(xml, "./node/product", 'name')
_find_element(xml, "./node/vendor", 'vendor')
_find_element(xml, "./node/version", 'version')
uuid = detect_utils.get_uuid(hw_lst)
if uuid:
# If we have an uuid, we shall check if it's part of a
# known list of broken uuid
# If so let's delete the uuid instead of reporting a stupid thing
if uuid in ['Not']:
uuid = ''
else:
hw_lst.append(('system', 'product', 'uuid', uuid))
for elt in xml.findall(".//node[@id='core']"):
name = elt.find('physid')
if name is not None:
_find_element(elt, 'product', 'name', 'motherboard', 'system')
_find_element(elt, 'vendor', 'vendor', 'motherboard', 'system')
_find_element(elt, 'version', 'version', 'motherboard',
'system')
_find_element(elt, 'serial', 'serial', 'motherboard', 'system')
mobo_id = detect_utils.get_value(hw_lst, 'system',
'motherboard', 'serial')
for elt in xml.findall(".//node[@id='firmware']"):
name = elt.find('physid')
if name is not None:
_find_element(elt, 'version', 'version', 'bios', 'firmware')
_find_element(elt, 'date', 'date', 'bios', 'firmware')
_find_element(elt, 'vendor', 'vendor', 'bios', 'firmware')
bank_count = 0
for elt in xml.findall(".//node[@class='memory']"):
if not elt.attrib['id'].startswith('memory'):
continue
try:
location = re.search('memory(:.*)', elt.attrib['id']).group(1)
except AttributeError:
location = ''
name = elt.find('physid')
if name is not None:
_find_element(elt, 'size', 'size', 'total', 'memory')
for bank_list in elt.findall(".//node[@id]"):
if 'bank:' in bank_list.get('id'):
bank_count = bank_count + 1
for bank in elt.findall(".//node[@id='%s']" %
(bank_list.get('id'))):
bank_id = bank_list.get('id').replace(
"bank:", "bank" + location + ":")
_find_element(bank, 'size', 'size',
bank_id, 'memory')
_find_element(bank, 'clock', 'clock',
bank_id, 'memory')
_find_element(bank, 'description', 'description',
bank_id, 'memory')
_find_element(bank, 'vendor', 'vendor',
bank_id, 'memory')
_find_element(bank, 'product', 'product',
bank_id, 'memory')
_find_element(bank, 'serial', 'serial',
bank_id, 'memory')
_find_element(bank, 'slot', 'slot',
bank_id, 'memory')
if bank_count > 0:
hw_lst.append(('memory', 'banks', 'count', str(bank_count)))
for elt in xml.findall(".//node[@class='network']"):
name = elt.find('logicalname')
if name is not None:
_find_element(elt, 'businfo', 'businfo', name.text, 'network')
_find_element(elt, 'vendor', 'vendor', name.text, 'network')
_find_element(elt, 'product', 'product', name.text, 'network')
_find_element(elt, "configuration/setting[@id='firmware']",
'firmware', name.text, 'network', 'value')
_find_element(elt, 'size', 'size', name.text, 'network')
ipv4 = _find_element(elt, "configuration/setting[@id='ip']",
'ipv4',
name.text, 'network', 'value')
if ipv4 is not None:
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
try:
netmask = socket.inet_ntoa(
fcntl.ioctl(
sock, SIOCGIFNETMASK,
struct.pack('256s',
name.text.encode('utf-8')))[20:24])
hw_lst.append(
('network', name.text, 'ipv4-netmask', netmask))
cidr = detect_utils.get_cidr(netmask)
hw_lst.append(
('network', name.text, 'ipv4-cidr', cidr))
net = (ipaddress.IPv4Interface('%s/%s' % (ipv4, cidr))
.network.network_address)
hw_lst.append(
('network', name.text, 'ipv4-network', str(net)))
except Exception as excpt:
sys.stderr.write('unable to get info for %s: %s\n'
% (name.text, str(excpt)))
_find_element(elt, "configuration/setting[@id='link']", 'link',
name.text, 'network', 'value')
_find_element(elt, "configuration/setting[@id='driver']",
'driver', name.text, 'network', 'value')
_find_element(elt, "configuration/setting[@id='duplex']",
'duplex', name.text, 'network', 'value')
_find_element(elt, "configuration/setting[@id='speed']",
'speed', name.text, 'network', 'value')
_find_element(elt, "configuration/setting[@id='latency']",
'latency', name.text, 'network', 'value')
_find_element(elt,
"configuration/setting[@id='autonegotiation']",
'autonegotiation', name.text, 'network', 'value')
# lshw is not able to get the complete mac addr for ib
# devices Let's workaround it with an ip command.
if name.text.startswith('ib'):
cmds = "ip addr show %s | grep link | awk '{print $2}'"
status_ip, output_ip = detect_utils.cmd(cmds % name.text)
if status_ip == 0:
hw_lst.append(('network',
name.text,
'serial',
output_ip.split('\n')[0].lower()))
else:
_find_element(elt, 'serial', 'serial', name.text,
'network', transform=lambda x: x.lower())
if not nic_id:
nic_id = detect_utils.get_value(
hw_lst, 'network', name.text, 'serial')
nic_id = nic_id.replace(':', '')
detect_utils.get_ethtool_status(hw_lst, name.text)
detect_utils.get_lld_status(hw_lst, name.text)
detect_utils.fix_bad_serial(hw_lst, uuid, mobo_id, nic_id)
else:
sys.stderr.write("Unable to run lshw: %s\n" % output)
return []
detect_utils.get_cpus(hw_lst)
osvendor_cmd = detect_utils.output_lines("lsb_release -is")
for line in osvendor_cmd:
hw_lst.append(('system', 'os', 'vendor', line.rstrip('\n').strip()))
osinfo_cmd = detect_utils.output_lines("lsb_release -ds | tr -d '\"'")
for line in osinfo_cmd:
hw_lst.append(('system', 'os', 'version', line.rstrip('\n').strip()))
uname_cmd = detect_utils.output_lines("uname -r")
for line in uname_cmd:
hw_lst.append(('system', 'kernel', 'version',
line.rstrip('\n').strip()))
arch_cmd = detect_utils.output_lines("uname -i")
for line in arch_cmd:
hw_lst.append(('system', 'kernel', 'arch', line.rstrip('\n').strip()))
cmdline_cmd = detect_utils.output_lines("cat /proc/cmdline")
for line in cmdline_cmd:
hw_lst.append(('system', 'kernel', 'cmdline',
line.rstrip('\n').strip()))
return hw_lst
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