def _vscsi_get_scsidevices_by_sysfs():
""" get all scsi devices information by sysfs """
devices = []
try:
sysfs_mnt = utils.find_sysfs_mount()
except:
return devices
if sysfs_mnt is None:
return devices
for dirpath, dirnames, files in os.walk(sysfs_mnt + SYSFS_SCSI_PATH):
for hctl in dirnames:
paths = os.path.join(dirpath, hctl)
devname = None
sg = None
scsi_id = None
for f in os.listdir(paths):
realpath = os.path.realpath(os.path.join(paths, f))
if re.match('^block', f) or \
re.match('^tape', f) or \
re.match('^scsi_changer', f) or \
re.match('^onstream_tape', f):
devname = os.path.basename(realpath)
if re.match('^scsi_generic', f):
sg = os.path.basename(realpath)
scsi_id = _vscsi_get_scsiid(sg)
devices.append([hctl, devname, sg, scsi_id])
return devices
def _vscsi_get_scsidevices_by_sysfs():
""" get all scsi devices information by sysfs """
devices = []
try:
sysfs_mnt = utils.find_sysfs_mount()
except:
return devices
for dirpath, dirnames, files in os.walk(sysfs_mnt + SYSFS_SCSI_PATH):
for hctl in dirnames:
paths = os.path.join(dirpath, hctl)
devname = None
sg = None
scsi_id = None
for f in os.listdir(paths):
realpath = os.path.realpath(os.path.join(paths, f))
if re.match('^block', f) or \
re.match('^tape', f) or \
re.match('^scsi_changer', f) or \
re.match('^onstream_tape', f):
devname = os.path.basename(realpath)
if re.match('^scsi_generic', f):
sg = os.path.basename(realpath)
scsi_id = _vscsi_get_scsiid(sg)
devices.append([hctl, devname, sg, scsi_id])
return devices
def find_sysfs_mnt():
try:
return utils.find_sysfs_mount()
except IOError, (errno, strerr):
raise PciDeviceParseError(
('Failed to locate sysfs mount: %s: %s (%d)' %
(PROC_PCI_PATH, strerr, errno)))
def get_scsi_scsilevel(pHCTL):
try:
sysfs_mnt = utils.find_sysfs_mount()
sysfs_scsi_dev_path = os.path.join(sysfs_mnt + SYSFS_SCSI_PATH, pHCTL)
scsi_scsilevel = os.popen("cat " + sysfs_scsi_dev_path + SYSFS_SCSI_DEV_SCSILEVEL_PATH).read()
return int(scsi_scsilevel.splitlines()[0])
except:
return None
def get_scsi_revision(pHCTL):
try:
sysfs_mnt = utils.find_sysfs_mount()
sysfs_scsi_dev_path = os.path.join(sysfs_mnt + SYSFS_SCSI_PATH, pHCTL)
scsi_revision = os.popen("cat " + sysfs_scsi_dev_path + SYSFS_SCSI_DEV_REVISION_PATH).read()
return scsi_revision.splitlines()[0]
except:
return None
def get_all_usb_names():
usb_names = []
try:
sysfs_mnt = utils.find_sysfs_mount()
usb_names = os.popen('ls ' + sysfs_mnt + SYSFS_USB_DEVS_PATH).read().split()
except:
pass
return usb_names
def get_scsi_vendor(pHCTL):
try:
sysfs_mnt = utils.find_sysfs_mount()
sysfs_scsi_dev_path = os.path.join(sysfs_mnt + SYSFS_SCSI_PATH, pHCTL)
scsi_vendor = os.popen("cat " + sysfs_scsi_dev_path + SYSFS_SCSI_DEV_VENDOR_PATH).read()
return scsi_vendor.splitlines()[0]
except:
return None
def get_all_usb_names():
usb_names = []
try:
sysfs_mnt = utils.find_sysfs_mount()
usb_names = os.popen('ls ' + sysfs_mnt +
SYSFS_USB_DEVS_PATH).read().split()
except:
pass
return usb_names
def get_scsi_typeid(pHCTL):
try:
sysfs_mnt = utils.find_sysfs_mount()
sysfs_scsi_dev_path = \
os.path.join(sysfs_mnt + SYSFS_SCSI_PATH, pHCTL)
scsi_typeid = \
os.popen('cat ' + sysfs_scsi_dev_path + \
SYSFS_SCSI_DEV_TYPEID_PATH).read()
return int(scsi_typeid.splitlines()[0])
except:
return None
def get_scsi_revision(pHCTL):
try:
sysfs_mnt = utils.find_sysfs_mount()
sysfs_scsi_dev_path = \
os.path.join(sysfs_mnt + SYSFS_SCSI_PATH, pHCTL)
scsi_revision = \
os.popen('cat ' + sysfs_scsi_dev_path + \
SYSFS_SCSI_DEV_REVISION_PATH).read()
return scsi_revision.splitlines()[0]
except:
return None
def usb_device_is_connected(dev):
try:
sysfs_mnt = utils.find_sysfs_mount()
sysfs_dev_path = \
os.path.join(sysfs_mnt + SYSFS_USB_DEVS_PATH, dev)
if os.path.exists(sysfs_dev_path):
return True
else:
return False
except:
raise UsbDeviceParseError("Can't get connection status (%s)." % dev)
def usb_device_is_connected(dev):
try:
sysfs_mnt = utils.find_sysfs_mount()
sysfs_dev_path = \
os.path.join(sysfs_mnt + SYSFS_USB_DEVS_PATH, dev)
if os.path.exists(sysfs_dev_path):
return True
else:
return False
except:
raise UsbDeviceParseError("Can't get connection status (%s)." % dev)
def get_scsi_vendor(pHCTL):
try:
sysfs_mnt = utils.find_sysfs_mount()
sysfs_scsi_dev_path = \
os.path.join(sysfs_mnt + SYSFS_SCSI_PATH, pHCTL)
scsi_vendor = \
os.popen('cat ' + sysfs_scsi_dev_path + \
SYSFS_SCSI_DEV_VENDOR_PATH).read()
return scsi_vendor.splitlines()[0]
except:
return None
def get_scsi_scsilevel(pHCTL):
try:
sysfs_mnt = utils.find_sysfs_mount()
sysfs_scsi_dev_path = \
os.path.join(sysfs_mnt + SYSFS_SCSI_PATH, pHCTL)
scsi_scsilevel = \
os.popen('cat ' + sysfs_scsi_dev_path + \
SYSFS_SCSI_DEV_SCSILEVEL_PATH).read()
return int(scsi_scsilevel.splitlines()[0])
except:
return None
def get_scsi_model(pHCTL):
try:
sysfs_mnt = utils.find_sysfs_mount()
sysfs_scsi_dev_path = \
os.path.join(sysfs_mnt + SYSFS_SCSI_PATH, pHCTL)
scsi_model = \
os.popen('cat ' + sysfs_scsi_dev_path + \
SYSFS_SCSI_DEV_MODEL_PATH).read()
return scsi_model.splitlines()[0]
except:
return None
def get_assigned_buses():
buses = []
try:
sysfs_mnt = utils.find_sysfs_mount()
if os.path.exists(sysfs_mnt + SYSFS_USBBACK_PATH + SYSFS_PORTIDS_PATH):
portids = \
os.popen('cat ' + sysfs_mnt + SYSFS_USBBACK_PATH + SYSFS_PORTIDS_PATH).read().splitlines()
for portid in portids:
buses.append(portid.split(':')[0])
except:
raise UsbDeviceParseError("Can't get assigned buses from port_ids.")
return buses
def get_assigned_buses():
buses = []
try:
sysfs_mnt = utils.find_sysfs_mount()
if os.path.exists(sysfs_mnt + SYSFS_USBBACK_PATH + SYSFS_PORTIDS_PATH):
portids = \
os.popen('cat ' + sysfs_mnt + SYSFS_USBBACK_PATH + SYSFS_PORTIDS_PATH).read().splitlines()
for portid in portids:
buses.append(portid.split(':')[0])
except:
raise UsbDeviceParseError("Can't get assigned buses from port_ids.")
return buses
def bus_is_assigned(bus):
assigned = False
try:
sysfs_mnt = utils.find_sysfs_mount()
if os.path.exists(sysfs_mnt + SYSFS_USBBACK_PATH + SYSFS_PORTIDS_PATH):
portids = \
os.popen('cat ' + sysfs_mnt + SYSFS_USBBACK_PATH + SYSFS_PORTIDS_PATH).read().splitlines()
for portid in portids:
if portid.split(':')[0] == bus:
assigned = True
except:
raise UsbDeviceParseError("Can't get assignment status: (%s)." % bus)
return assigned
def get_assigned_bus(domid, dev, port):
bus = ""
try:
sysfs_mnt = utils.find_sysfs_mount()
if os.path.exists(sysfs_mnt + SYSFS_USBBACK_PATH + SYSFS_PORTIDS_PATH):
portids = \
os.popen('cat ' + sysfs_mnt + SYSFS_USBBACK_PATH + SYSFS_PORTIDS_PATH).read().splitlines()
for portid in portids:
if portid.split(':')[1] == str(domid) and portid.split(':')[2] == str(dev) and portid.split(':')[3] == str(port):
bus = portid.split(':')[0]
except:
raise UsbDeviceParseError("Can't get assigned bus (%d:%d:%d)." % (domid, dev, port))
return bus
def bus_is_assigned(bus):
assigned = False
try:
sysfs_mnt = utils.find_sysfs_mount()
if os.path.exists(sysfs_mnt + SYSFS_USBBACK_PATH + SYSFS_PORTIDS_PATH):
portids = \
os.popen('cat ' + sysfs_mnt + SYSFS_USBBACK_PATH + SYSFS_PORTIDS_PATH).read().splitlines()
for portid in portids:
if portid.split(':')[0] == bus:
assigned = True
except:
raise UsbDeviceParseError("Can't get assignment status: (%s)." % bus)
return assigned
def unbind_usb_device(dev):
try:
sysfs_mnt = utils.find_sysfs_mount()
for intf in get_usb_intfs(dev):
sysfs_usb_intf_path = \
os.path.join(sysfs_mnt + SYSFS_USB_DEVS_PATH, intf)
if os.path.exists(sysfs_usb_intf_path + SYSFS_USB_DEV_DRIVER_PATH):
fd = os.open(sysfs_usb_intf_path + \
SYSFS_USB_DEV_DRIVER_PATH + \
SYSFS_USB_DRIVER_UNBIND_PATH, os.O_WRONLY)
os.write(fd, intf)
os.close(fd)
except:
raise UsbDeviceBindingError("can't unbind intf (%s). " % intf)
def get_usb_product(dev):
try:
sysfs_mnt = utils.find_sysfs_mount()
sysfs_usb_dev_path = \
os.path.join(sysfs_mnt + SYSFS_USB_DEVS_PATH, dev)
if os.path.exists(sysfs_usb_dev_path + SYSFS_USB_DEV_PRODUCT_PATH):
usb_product = \
os.popen('cat ' + sysfs_usb_dev_path + \
SYSFS_USB_DEV_PRODUCT_PATH).readline()
return usb_product.splitlines()[0]
else:
return ""
except:
return None
def get_usb_idvendor(dev):
try:
sysfs_mnt = utils.find_sysfs_mount()
sysfs_usb_dev_path = \
os.path.join(sysfs_mnt + SYSFS_USB_DEVS_PATH, dev)
if os.path.exists(sysfs_usb_dev_path + SYSFS_USB_DEV_IDVENDOR_PATH):
usb_idvendor = \
os.popen('cat ' + sysfs_usb_dev_path + \
SYSFS_USB_DEV_IDVENDOR_PATH).readline()
return usb_idvendor.splitlines()[0]
else:
return ""
except:
return None
def get_usb_devnum(dev):
try:
sysfs_mnt = utils.find_sysfs_mount()
sysfs_usb_dev_path = \
os.path.join(sysfs_mnt + SYSFS_USB_DEVS_PATH, dev)
if os.path.exists(sysfs_usb_dev_path + SYSFS_USB_DEV_DEVNUM_PATH):
usb_devicesubclass = \
os.popen('cat ' + sysfs_usb_dev_path + \
SYSFS_USB_DEV_DEVNUM_PATH).readline()
return usb_devicesubclass.splitlines()[0]
else:
return ""
except:
return None
def unbind_usb_device(dev):
try:
sysfs_mnt = utils.find_sysfs_mount()
for intf in get_usb_intfs(dev):
sysfs_usb_intf_path = \
os.path.join(sysfs_mnt + SYSFS_USB_DEVS_PATH, intf)
if os.path.exists(sysfs_usb_intf_path + SYSFS_USB_DEV_DRIVER_PATH):
fd = os.open(sysfs_usb_intf_path + \
SYSFS_USB_DEV_DRIVER_PATH + \
SYSFS_USB_DRIVER_UNBIND_PATH, os.O_WRONLY)
os.write(fd, intf)
os.close(fd)
except:
raise UsbDeviceBindingError("can't unbind intf (%s). " % intf)
def get_usb_devnum(dev):
try:
sysfs_mnt = utils.find_sysfs_mount()
sysfs_usb_dev_path = \
os.path.join(sysfs_mnt + SYSFS_USB_DEVS_PATH, dev)
if os.path.exists(sysfs_usb_dev_path + SYSFS_USB_DEV_DEVNUM_PATH):
usb_devicesubclass = \
os.popen('cat ' + sysfs_usb_dev_path + \
SYSFS_USB_DEV_DEVNUM_PATH).readline()
return usb_devicesubclass.splitlines()[0]
else:
return ""
except:
return None
def get_usb_idvendor(dev):
try:
sysfs_mnt = utils.find_sysfs_mount()
sysfs_usb_dev_path = \
os.path.join(sysfs_mnt + SYSFS_USB_DEVS_PATH, dev)
if os.path.exists(sysfs_usb_dev_path + SYSFS_USB_DEV_IDVENDOR_PATH):
usb_idvendor = \
os.popen('cat ' + sysfs_usb_dev_path + \
SYSFS_USB_DEV_IDVENDOR_PATH).readline()
return usb_idvendor.splitlines()[0]
else:
return ""
except:
return None
def get_usb_product(dev):
try:
sysfs_mnt = utils.find_sysfs_mount()
sysfs_usb_dev_path = \
os.path.join(sysfs_mnt + SYSFS_USB_DEVS_PATH, dev)
if os.path.exists(sysfs_usb_dev_path + SYSFS_USB_DEV_PRODUCT_PATH):
usb_product = \
os.popen('cat ' + sysfs_usb_dev_path + \
SYSFS_USB_DEV_PRODUCT_PATH).readline()
return usb_product.splitlines()[0]
else:
return ""
except:
return None
def get_assigned_bus(domid, dev, port):
bus = ""
try:
sysfs_mnt = utils.find_sysfs_mount()
if os.path.exists(sysfs_mnt + SYSFS_USBBACK_PATH + SYSFS_PORTIDS_PATH):
portids = \
os.popen('cat ' + sysfs_mnt + SYSFS_USBBACK_PATH + SYSFS_PORTIDS_PATH).read().splitlines()
for portid in portids:
if portid.split(':')[1] == str(domid) and portid.split(
':')[2] == str(dev) and portid.split(':')[3] == str(port):
bus = portid.split(':')[0]
except:
raise UsbDeviceParseError("Can't get assigned bus (%d:%d:%d)." %
(domid, dev, port))
return bus
def get_usb_manufacturer(dev):
try:
sysfs_mnt = utils.find_sysfs_mount()
sysfs_usb_dev_path = \
os.path.join(sysfs_mnt + SYSFS_USB_DEVS_PATH, dev)
if os.path.exists(sysfs_usb_dev_path + SYSFS_USB_DEV_MANUFACTURER_PATH):
usb_manufacturer = \
os.popen('cat ' + sysfs_usb_dev_path + \
SYSFS_USB_DEV_MANUFACTURER_PATH).readline()
return usb_manufacturer.splitlines()[0]
else:
return ""
except:
return None
def _vscsi_get_scsidevices_by_sysfs():
""" get all scsi devices information by sysfs """
devices = []
try:
sysfs_mnt = utils.find_sysfs_mount()
except:
return devices
if sysfs_mnt is None:
return devices
for dirpath, dirnames, files in os.walk(sysfs_mnt + SYSFS_SCSI_PATH):
for hctl in dirnames:
if len(hctl.split(':')) != 4:
continue
paths = os.path.join(dirpath, hctl)
devname = None
sg = None
scsi_id = None
for f in os.listdir(paths):
realpath = os.path.realpath(os.path.join(paths, f))
if re.match('^block:', f) or \
re.match('^tape:', f) or \
re.match('^scsi_changer:', f) or \
re.match('^onstream_tape:', f):
devname = os.path.basename(realpath)
elif f == "block" or \
f == "tape" or \
f == "scsi_changer" or \
f == "onstream_tape":
for dir in os.listdir(os.path.join(paths, f)):
if os.path.exists(os.path.join(paths, f, dir, "dev")):
devname = os.path.basename(dir)
if re.match('^scsi_generic:', f):
sg = os.path.basename(realpath)
elif f == "scsi_generic":
for dir in os.listdir(os.path.join(paths, f)):
if os.path.exists(os.path.join(paths, f, dir, "dev")):
sg = os.path.basename(dir)
if sg:
if devname is None:
devname = sg
scsi_id = _vscsi_get_scsiid(sg)
devices.append([hctl, devname, sg, scsi_id])
return devices
def _vscsi_get_scsidevices_by_sysfs():
""" get all scsi devices information by sysfs """
devices = []
try:
sysfs_mnt = utils.find_sysfs_mount()
except:
return devices
if sysfs_mnt is None:
return devices
for dirpath, dirnames, files in os.walk(sysfs_mnt + SYSFS_SCSI_PATH):
for hctl in dirnames:
if len(hctl.split(':')) != 4:
continue
paths = os.path.join(dirpath, hctl)
devname = None
sg = None
scsi_id = None
for f in os.listdir(paths):
realpath = os.path.realpath(os.path.join(paths, f))
if re.match('^block:', f) or \
re.match('^tape:', f) or \
re.match('^scsi_changer:', f) or \
re.match('^onstream_tape:', f):
devname = os.path.basename(realpath)
elif f == "block" or \
f == "tape" or \
f == "scsi_changer" or \
f == "onstream_tape":
for dir in os.listdir(os.path.join(paths, f)):
if os.path.exists(os.path.join(paths, f, dir, "dev")):
devname = os.path.basename(dir)
if re.match('^scsi_generic:', f):
sg = os.path.basename(realpath)
elif f == "scsi_generic":
for dir in os.listdir(os.path.join(paths, f)):
if os.path.exists(os.path.join(paths, f, dir, "dev")):
sg = os.path.basename(dir)
if sg:
if devname is None:
devname = sg
scsi_id = _vscsi_get_scsiid(sg)
devices.append([hctl, devname, sg, scsi_id])
return devices
def get_usb_manufacturer(dev):
try:
sysfs_mnt = utils.find_sysfs_mount()
sysfs_usb_dev_path = \
os.path.join(sysfs_mnt + SYSFS_USB_DEVS_PATH, dev)
if os.path.exists(sysfs_usb_dev_path +
SYSFS_USB_DEV_MANUFACTURER_PATH):
usb_manufacturer = \
os.popen('cat ' + sysfs_usb_dev_path + \
SYSFS_USB_DEV_MANUFACTURER_PATH).readline()
return usb_manufacturer.splitlines()[0]
else:
return ""
except:
return None
def find_sysfs_mnt():
try:
return utils.find_sysfs_mount()
except IOError, (errno, strerr):
raise PciDeviceParseError(('Failed to locate sysfs mount: %s: %s (%d)'%
(PROC_PCI_PATH, strerr, errno)))
