Current File : //proc/thread-self/root/proc/self/root/lib/python3.6/site-packages/up2date_client/hardware_gudev.py
# Copyright (c) 2010--2016 Red Hat, Inc.
#
# This software is licensed to you under the GNU General Public License,
# version 2 (GPLv2). There is NO WARRANTY for this software, express or
# implied, including the implied warranties of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. You should have received a copy of GPLv2
# along with this software; if not, see
# http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
#
# Red Hat trademarks are not licensed under GPLv2. No permission is
# granted to use or replicate Red Hat trademarks that are incorporated
# in this software or its documentation.
#
try:
import gi
gi.require_version('GUdev', '1.0')
from gi.repository import GUdev
gi_gudev = True
except ImportError:
import gudev
import glib
gi_gudev = False
import os
import re
from hwdata import PCI, USB
def get_devices():
""" Returns list of dictionaries with keys for every device in system
(values are provide as example):
'bus' : 'pci'
'driver' : 'pcieport-driver'
'pciType' : '1'
'detached' : '0'
'class' : 'OTHER'
'desc' : 'Intel Corporation|5000 Series Chipset PCI Express x4 Port 2'
"""
# listen to uevents on all subsystems
if gi_gudev:
client = GUdev.Client()
else:
client = gudev.Client([""])
# FIX ME - change to None to list all devices once it is fixed in gudev
devices = client.query_by_subsystem("pci") + client.query_by_subsystem("usb") + client.query_by_subsystem("block") + client.query_by_subsystem("ccw") + client.query_by_subsystem("scsi")
result = []
for device in devices:
subsystem = device.get_subsystem()
result_item = {
'bus': subsystem,
'driver': device.get_driver(),
'pciType': _clasify_pci_type(subsystem),
'detached': '0', # always zero?
'class': _clasify_class(device),
'desc': _get_device_desc(device),
}
if result_item['class'] is None:
result_item['class'] = 'OTHER'
if result_item['driver'] is None:
result_item['driver'] = 'unknown'
if subsystem == 'block':
if device.has_property('ID_BUS'):
result_item['bus'] = device.get_property('ID_BUS')
result_item['device'] = device.get_name()
if device.get_devtype() == 'partition':
# do not report partitions, just whole disks
continue
if device.get_property('DM_NAME'):
# LVM device
continue
if device.get_property('MAJOR') == '1':
# ram device
continue
if device.get_property('MAJOR') == '7':
# character devices for virtual console terminals
continue
# This is interpreted as Physical. But what to do with it?
# result_item['prop1'] = ''
# This is interpreted as Logical. But what to do with it?
# result_item['prop2'] = ''
elif subsystem == 'pci':
pci_class = device.get_property('PCI_ID')
if pci_class:
(result_item['prop1'], result_item['prop2']) = pci_class.split(':')
pci_subsys = device.get_property('PCI_SUBSYS_ID')
if pci_subsys:
(result_item['prop3'], result_item['prop4']) = pci_subsys.split(':')
elif subsystem == 'usb':
if device.has_property('ID_VENDOR_ID'):
result_item['prop1'] = device.get_property('ID_VENDOR_ID')
if device.has_property('ID_MODEL_ID'):
result_item['prop2'] = device.get_property('ID_MODEL_ID')
if device.has_property('ID_BUS') and device.get_property('ID_BUS') == 'scsi':
if device.has_property('ID_PATH') or device.has_property('DEVPATH'):
if device.has_property('ID_PATH'):
path = device.get_property('ID_PATH')
m = re.search('.*scsi-(\d+):(\d+):(\d+):(\d+)', path)
else: # device.has_property('DEVPATH')
path = device.get_property('DEVPATH')
m = re.search('.*/(\d+):(\d+):(\d+):(\d+)/block/', path)
if m: # do not fail, if regexp did not match
result_item['prop1'] = m.group(1) # DEV_HOST
result_item['prop2'] = m.group(2) # DEV_ID
result_item['prop3'] = m.group(3) # DEV_CHANNEL
result_item['prop4'] = m.group(4) # DEV_LUN
result.append(result_item)
return result
def get_computer_info():
""" Return dictionaries with keys (values are provided as example):
'system.formfactor': 'unknown'
'system.kernel.version': '2.6.18-128.1.6.el5xen'
'system.kernel.machine': 'i686'
'system.kernel.name': 'Linux'
"""
uname = os.uname()
result = {
'system.kernel.name': uname[0],
'system.kernel.version': uname[2],
'system.kernel.machine': uname[4],
}
return result
#PCI DEVICE DEFINES
# These are taken from pci_ids.h in the linux kernel source and used to
# properly identify the hardware
PCI_BASE_CLASS_STORAGE = '1'
PCI_CLASS_STORAGE_SCSI = '00'
PCI_CLASS_STORAGE_IDE = '01'
PCI_CLASS_STORAGE_FLOPPY = '02'
PCI_CLASS_STORAGE_IPI = '03'
PCI_CLASS_STORAGE_RAID = '04'
PCI_CLASS_STORAGE_OTHER = '80'
PCI_BASE_CLASS_NETWORK = '2'
PCI_CLASS_NETWORK_ETHERNET = '00'
PCI_CLASS_NETWORK_TOKEN_RING = '01'
PCI_CLASS_NETWORK_FDDI = '02'
PCI_CLASS_NETWORK_ATM = '03'
PCI_CLASS_NETWORK_OTHER = '80'
PCI_BASE_CLASS_DISPLAY = '3'
PCI_CLASS_DISPLAY_VGA = '00'
PCI_CLASS_DISPLAY_XGA = '01'
PCI_CLASS_DISPLAY_3D = '02'
PCI_CLASS_DISPLAY_OTHER = '80'
PCI_BASE_CLASS_MULTIMEDIA = '4'
PCI_CLASS_MULTIMEDIA_VIDEO = '00'
PCI_CLASS_MULTIMEDIA_AUDIO = '01'
PCI_CLASS_MULTIMEDIA_PHONE = '02'
PCI_CLASS_MULTIMEDIA_OTHER = '80'
PCI_BASE_CLASS_BRIDGE = '6'
PCI_CLASS_BRIDGE_HOST = '00'
PCI_CLASS_BRIDGE_ISA = '01'
PCI_CLASS_BRIDGE_EISA = '02'
PCI_CLASS_BRIDGE_MC = '03'
PCI_CLASS_BRIDGE_PCI = '04'
PCI_CLASS_BRIDGE_PCMCIA = '05'
PCI_CLASS_BRIDGE_NUBUS = '06'
PCI_CLASS_BRIDGE_CARDBUS = '07'
PCI_CLASS_BRIDGE_RACEWAY = '08'
PCI_CLASS_BRIDGE_OTHER = '80'
PCI_BASE_CLASS_COMMUNICATION = '7'
PCI_CLASS_COMMUNICATION_SERIAL = '00'
PCI_CLASS_COMMUNICATION_PARALLEL = '01'
PCI_CLASS_COMMUNICATION_MULTISERIAL = '02'
PCI_CLASS_COMMUNICATION_MODEM = '03'
PCI_CLASS_COMMUNICATION_OTHER = '80'
PCI_BASE_CLASS_INPUT = '9'
PCI_CLASS_INPUT_KEYBOARD = '00'
PCI_CLASS_INPUT_PEN = '01'
PCI_CLASS_INPUT_MOUSE = '02'
PCI_CLASS_INPUT_SCANNER = '03'
PCI_CLASS_INPUT_GAMEPORT = '04'
PCI_CLASS_INPUT_OTHER = '80'
PCI_BASE_CLASS_SERIAL = 'C'
PCI_CLASS_SERIAL_FIREWIRE = '00'
PCI_CLASS_SERIAL_ACCESS = '01'
PCI_CLASS_SERIAL_SSA = '02'
PCI_CLASS_SERIAL_USB = '03'
PCI_CLASS_SERIAL_FIBER = '04'
PCI_CLASS_SERIAL_SMBUS = '05'
def _clasify_pci_type(subsystem):
""" return 1 if device is PCI, otherwise -1 """
if subsystem == 'pci':
return '1'
else:
return '-1'
def _clasify_class(device):
""" Clasify type of device. Returned value is one of following string:
NETWORK, KEYBOARD, MOUSE, VIDEO, USB, IDE, SCSI, RAID, MODEM, SCANNER
CAPTURE, AUDIO, FIREWIRE, SOCKET, CDROM, HD, FLOPPY, TAPE, PRINTER, OTHER
or None if it is neither PCI nor USB device.
"""
(base_class, sub_class) = _parse_pci_class(device.get_property('PCI_CLASS'))
subsystem = device.get_subsystem()
# network devices
if base_class == PCI_BASE_CLASS_NETWORK:
return 'OTHER' # if set as 'NETWORK' it will not display in HW tab
# input devices
# pci
if base_class == PCI_BASE_CLASS_INPUT:
if sub_class == PCI_CLASS_INPUT_KEYBOARD:
return 'KEYBOARD'
elif sub_class == PCI_CLASS_INPUT_MOUSE:
return 'MOUSE'
# usb
id_serial = device.get_property('ID_SERIAL')
if id_serial:
id_serial = id_serial.lower()
# KEYBOARD <-- do this before mouse, some keyboards have built-in mice
if 'keyboard' in id_serial:
return 'KEYBOARD'
# MOUSE
if 'mouse' in id_serial:
return 'MOUSE'
if base_class: # PCI Devices
if base_class == PCI_BASE_CLASS_DISPLAY:
return 'VIDEO'
elif base_class == PCI_BASE_CLASS_SERIAL:
if sub_class == PCI_CLASS_SERIAL_USB:
return 'USB'
elif sub_class == PCI_CLASS_SERIAL_FIREWIRE:
return 'FIREWIRE'
elif base_class == PCI_BASE_CLASS_STORAGE:
if sub_class == PCI_CLASS_STORAGE_IDE:
return 'IDE'
elif sub_class == PCI_CLASS_STORAGE_SCSI:
return 'SCSI'
elif sub_class == PCI_CLASS_STORAGE_RAID:
return 'RAID'
elif sub_class == PCI_CLASS_STORAGE_FLOPPY:
return 'FLOPPY'
elif base_class == PCI_BASE_CLASS_COMMUNICATION and sub_class == PCI_CLASS_COMMUNICATION_MODEM:
return 'MODEM'
elif base_class == PCI_BASE_CLASS_INPUT and sub_class == PCI_CLASS_INPUT_SCANNER:
return 'SCANNER'
elif base_class == PCI_BASE_CLASS_MULTIMEDIA:
if sub_class == PCI_CLASS_MULTIMEDIA_VIDEO:
return 'CAPTURE'
elif sub_class == PCI_CLASS_MULTIMEDIA_AUDIO:
return 'AUDIO'
elif base_class == PCI_BASE_CLASS_BRIDGE and (
sub_class == PCI_CLASS_BRIDGE_PCMCIA or sub_class == PCI_CLASS_BRIDGE_CARDBUS ):
return 'SOCKET'
if subsystem == 'block':
if device.has_property('ID_CDROM') or (
device.has_property('ID_TYPE') and device.get_property('ID_TYPE') == 'cd'):
return 'CDROM'
else:
return 'HD'
elif subsystem == 'sound':
return 'AUDIO'
if subsystem =='scsi':
if device.get_devtype =='scsi_device':
dev_type = _get_scsi_dev_type(device)
if dev_type == 0 or dev_type == 14:
return 'HD'
elif dev_type == 1:
return 'TAPE'
elif dev_type == 5:
return 'CDROM'
else:
return 'OTHER'
# PRINTER
m = re.search('.*/lp\d+$', device.get_sysfs_path())
if m:
return 'PRINTER'
if subsystem == 'scsi':
return 'SCSI'
# Catchall for specific devices, only do this after all the others
if subsystem == 'pci' or subsystem == 'usb':
return 'OTHER'
# No class found
return None
def _get_device_desc(device):
""" Return human readable description of device. """
subsystem = device.get_subsystem()
command = None
result = None
if subsystem == 'pci':
(vendor_id, device_id) = device.get_property('PCI_ID').split(':')
pci = PCI()
result = "%s|%s" % (pci.get_vendor(vendor_id), pci.get_device(vendor_id, device_id))
elif subsystem == 'usb':
vendor_id = device.get_property('ID_VENDOR_ID')
usb = USB()
if vendor_id:
result = "%s|%s" % (usb.get_vendor(vendor_id), usb.get_device(vendor_id, device.get_property('ID_MODEL_ID')))
elif device.get_devtype() == 'usb_interface':
if device.get_driver() == 'usbhid':
result = 'USB HID Interface'
elif device.get_driver() == 'hub':
result = 'USB Hub Interface'
else:
result = 'USB Interface'
elif device.get_devtype() == 'usb_device' and device.get_property('PRODUCT'):
(vendor_id, model_id) = device.get_property('PRODUCT').split('/')[:2]
# left pad it with 0 to 4 digits
vendor_id = '%.4x' % int(vendor_id, 16)
model_id = '%.4x' % int(model_id, 16)
result = "%s|%s" % (usb.get_vendor(vendor_id), usb.get_device(vendor_id, model_id))
elif subsystem == 'block':
result = device.get_property('ID_MODEL')
if result:
return result
else:
return ''
def _parse_pci_class(pci_class):
""" Parse Class Code. Return touple of
[base class code, sub-class code]
You are usually interested to only first two.
The third - "specific register-level programming interface" is ignored.
For details, see the PCI Local Bus Specification 2.1/2.2 Section 6.2.1 Device Identification
"""
if pci_class is None:
return (None, None)
else:
return (pci_class[-6:-4], pci_class[-4:-2])
def _get_scsi_dev_type(device):
""" Return SCSI type of device in raw format as presented in /sys/...devpath../type """
try:
f = open("%s/type" % device.get_sysfs_path(), 'r')
except IOError:
return -1
result = f.readline()
f.close()
return result
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