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from test.helpers.syscmd import SysCommand
from test.helpers.amper import Amper
import scanf
import os
import json
class USBDevices(object):
__dev_list = {}
__serial_converter = {}
__usb_disk = {}
__usb_amper = {}
__dev_list_filtered = {}
__usb_mstorage = {}
__xml_config = None
def __init__(self, xml):
self.__xml_config = xml
self.__getusblist()
self.__getSerialDevices()
self.__getAmper()
self.__getMassStorage()
def print_usb(self):
print("------ usb list -------")
print(json.dumps(self.__dev_list))
print("------ serial converter list -------")
print(self.__serial_converter)
print("------ usb disk list -------")
print(self.__usb_disk)
print("------ usb amper list -------")
print(self.__usb_amper)
print("------ usb mass storage list -------")
print(self.__usb_mstorage)
print("------ filtered list -------")
print(json.dumps(self.__dev_list_filtered))
def refresh(self):
self.__dev_list = {}
self.__serial_converter = {}
self.__usb_disk = {}
self.__usb_amper = {}
self.__usb_mstorage = {}
self.__dev_list_filtered = {}
self.__getusblist()
self.__getSerialDevices()
self.__getAmper()
self.__getMassStorage()
def getMassStorage(self):
return self.__usb_mstorage
def getAmper(self):
return self.__usb_amper
def __getAmper(self):
for c, s_items in self.__serial_converter.items():
for k,v in s_items.items():
if k.find("USB") != -1 and v == "Prolific_Technology_Inc._USB-Serial_Controller":
testAmper = Amper(port=k)
testAmper.open()
res = testAmper.hello()
if res:
self.__usb_amper = {'port': k, 'ver': testAmper.getVersion()}
testAmper.close()
if res:
return
def __getMassStorage(self):
for c, s_items in self.__usb_disk.items():
for k,v in s_items.items():
if k == "udev":
if v.get('ID_MODEL', None) == "File-Stor_Gadget" or v.get('ID_FS_LABEL', None) != "NODE_L031K6":
self.__usb_mstorage = {'disk': v.get('DEVNAME', ''), 'id': v.get('ID_FS_LABEL_ENC', '')}
def __check_ignore_usb_list(self, usb_list, dev_list):
count = 0
ignore = "0"
for _, l in usb_list.items():
for k, v in l.items():
if k == "ignore":
ignore = v
else:
value = dev_list.get(k, None)
if v == value:
count += 1
else:
count = 0
break
if count >= len(l) -1:
break
if count > 0:
if ignore == "1":
return True
return False
def __create_ignore_list(self, usb_list):
count = 1
for _, dev in self.__dev_list.items():
if not self.__check_ignore_usb_list(usb_list, dev):
self.__dev_list_filtered[count] = dev
count += 1
def __getusblist(self):
count = 0
res = open('/sys/kernel/debug/usb/devices', 'rb').read().decode()
list = {}
for i in res.split('\n'):
if i.find('T:') != -1:
if len(list) > 0:
count += 1
self.__dev_list[count] = list
list = self.__parse_T(i)
elif i.find('D:') != -1:
list = {**list, **self.__parse_D(i)}
elif i.find('P:') != -1:
list = {**list, **self.__parse_P(i)}
elif i.find('S:') != -1:
list = {**list, **self.__parse_S(i)}
else:
""" Ignore all rest"""
pass
if count > 0:
count += 1
self.__dev_list[count] = list
self.__create_ignore_list(self.__xml_config.getUSBlist())
def __parse_T(self, str):
data = {}
res = scanf.scanf("T: Bus=%2c Lev=%2c Prnt=%2c Port=%2c Cnt=%2c Dev#=%3c Spd=%s MxCh=%2c", str)
data["BUS"] = res[0]
data["LEV"] = res[1]
data["PRNT"] = res[2]
data["PORT"] = res[3]
data["CNT"] = res[4]
data["DEV"] = res[5].lstrip()
data["SPEED"] = res[6].rstrip()
data["MXCH"] = res[7].lstrip()
return data
def __parse_D(self, str):
data = {}
str += ' '
res = scanf.scanf("D: Ver=%5c Cls=%2c(%s ) %s ", str)
data["VER"] = res[0].lstrip()
data["CLASS"] = res[1]
return data
def __parse_P(self, str):
data = {}
str += ' '
res = scanf.scanf("P: Vendor=%4c ProdID=%4c %s", str)
data["VENDOR"] = res[0].lstrip()
data["PRODID"] = res[1]
return data
def __parse_S(self, str):
data = {}
if str.find('Manufacturer') != -1:
pos = str.find('Manufacturer=')
data["MANUFACTURER"] = str[pos + len('Manufacturer='):].rstrip()
elif str.find('Product') != -1:
pos = str.find('Product=')
data["PRODUCT"] = str[pos + len('Product='):].rstrip()
elif str.find('SerialNumber') != -1:
pos = str.find('SerialNumber=')
data["SERIAL"] = str[pos + len('SerialNumber='):].rstrip()
else:
pass
return data
def finddevicebytag(self, tag, str):
t = {}
count = 0
for i, k in self.__dev_list.items():
if tag in k:
if k[tag].find(str) != -1:
t[count] = k
count += 1
return t
def __getSerialDevices(self):
self.__serial_converter = {}
self.__usb_disk = {}
self.__usb_amper = {}
test_myPath = os.path.dirname(os.path.abspath(__file__))
test_myPath = test_myPath + "/../"
s = SysCommand('usb', '{}/scripts/usb.sh'.format(test_myPath))
s.execute()
data_list = s.getOutput().decode()
for i in data_list.split('\n'):
if len(i) > 0:
pos_div = i.find('-')
dev = i[0:pos_div - 1]
devName = i[pos_div + 2:]
# print("dev: {}".format(dev))
# print("devName: {}".format(devName))
res = scanf.scanf("/dev/sd%c", dev)
if res is not None:
dev_id = res[0][0]
# Now verify if is Disk or Partition
res = scanf.scanf("/dev/sd%c%c", dev)
if res is not None:
# this is a partition and we can ignore it
pass
else:
self.__usb_disk[dev_id] = {dev: devName, 'udev': self.__getudevquery(dev)}
else:
res = scanf.scanf("/dev/ttyUSB%c", dev)
if res is not None:
serial_id = res[0][0]
self.__serial_converter[serial_id] = {dev: devName, 'udev': self.__getudevquery(dev)}
def __getudevquery(self, device):
list = {}
s = SysCommand('query-udev', 'udevadm info --query=all -n {}'.format(device))
res = s.execute()
if res != 0:
return None
for i in s.getOutput().decode().split('\n'):
if i.find('P:') != -1:
list = self.__parse_udev_P(i)
elif i.find('S:') != -1:
list = {**list, **self.__parse_udev_S(i)}
elif i.find('N:') != -1:
list = {**list, **self.__parse_udev_N(i)}
elif i.find('S:') != -1:
list = {**list, **self.__parse_udev_S(i)}
elif i.find('E:') != -1:
list = {**list, **self.__parse_udev_E(i)}
return list
def __parse_udev_P(self, str):
pos = str.find('P: ')
str = str[len('P: ') + pos:]
return {'PATH': str}
def __parse_udev_S(self, str):
pos = str.find('P: ')
str = str[len('P: ') + pos:]
pos = str.find('disk/by-id/')
if pos != -1:
return {'DISK_BY_ID': str[len('disk/by-id/') + pos:]}
pos = str.find('disk/by-path/')
if pos != -1:
return {'DISK_BY_PATH': str[len('disk/by-path/') + pos:]}
pos = str.find('disk/by-uuid/')
if pos != -1:
return {'DISK_BY_UUID': str[len('disk/by-uuid/') + pos:]}
else:
return {}
def __parse_udev_N(self, str):
pos = str.find('N: ')
str = str[len('N: ') + pos:]
return {'DEV_NAME': str}
def __parse_udev_E(self, str):
pos = str.find('E: ')
str = str[len('E: ') + pos:]
pos = str.find('=')
str_key = str[:pos]
str_value = str[pos + 1:]
return {str_key: str_value}
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