def get_device_info(address: str) -> usb_config.UsbInfo:
"""Gets the usb info of a specific device.
Args:
address: Serial path or adb serial.
Returns:
UsbInfo instance encoding information for that specific address.
"""
address_to_info_dict = get_address_to_usb_info_dict()
if address in address_to_info_dict:
return address_to_info_dict[address]
return usb_config.UsbInfo()
def _create_device_entry(
device_dict: _DeviceDictType,
port_mapping: Optional[Dict[str, int]] = None,
parent_device_dict: Optional[_DeviceDictType] = None) -> _UsbInfoDict:
"""Creates a standard usb_info entry for a device.
Args:
device_dict: device info from system profiler.
port_mapping: map of port identifiers to port numbers.
parent_device_dict: dictionary of parent hub (Cambrionix).
Returns:
dict: UsbInfo dictionary entries stored by address as the key.
"""
return_dict = {}
usb_entry = usb_config.UsbInfo()
usb_entry.serial_number = device_dict['serial_num']
usb_entry.manufacturer = device_dict.get('manufacturer',
'') # can be empty
usb_entry.product_id = _get_product_id(device_dict)
usb_entry.vendor_id = _get_vendor_id(device_dict)
# Product names are reported inconsistently between gLinuxes and Macs; either
# undescores or spaces are used. Convert all underscores to spaces as a
# workaround.
usb_entry.product_name = device_dict['_name'].replace('_', ' ')
usb_entry.usb_hub_port = _get_port_number(device_dict, port_mapping,
parent_device_dict)
address = _get_entry_address(usb_entry.serial_number)
if 'Media' in device_dict: # mounted device
if 'volumes' in device_dict['Media'][0]:
volume = device_dict['Media'][0]['volumes'][0]
address = '/dev/' + volume['bsd_name']
usb_entry.disk = address
if usb_entry.product_name in usb_config.ANDROID_NAMES:
usb_entry.address = usb_entry.serial_number # android serial
return_dict[usb_entry.address] = usb_entry
else:
usb_entry.address = address
if os.path.exists(usb_entry.address):
return_dict[usb_entry.address] = usb_entry
return return_dict
def _process_udev_device(udev_device):
"""Convert pyudev dict to the system agnostic form."""
model = None
dev_path = udev_device.get('DEVPATH', '')
entry = usb_config.UsbInfo()
address = _get_address(udev_device)
if not address:
return '', {}, None, None
entry.address = address
entry.product_id = udev_device.get('ID_MODEL_ID', '')
entry.vendor_id = udev_device.get('ID_VENDOR_ID', '')
entry.ftdi_interface = int(udev_device.get('ID_USB_INTERFACE_NUM', 0))
entry.manufacturer = udev_device.get('ID_VENDOR', '')
entry.serial_number = udev_device.get('ID_SERIAL_SHORT', '')
entry.product_name = _get_product_name(udev_device)
if entry.product_name in usb_config.CAMBRIONIX_NAMES:
entry.child_addresses = _get_child_addresses(udev_device)
model = _get_cambrionix_model(udev_device)
return address, entry, dev_path, model
_CAMBRIONIX_USB3_ADDRESS = "/dev/serial/by-id/usb-cambrionix_PS15-USB3_0000007567CE143A-if01"
_J_LINK_ADDRESS = "/dev/serial/by-id/usb-SEGGER_J-Link_000050130117-if00"
_M5STACK_ADDRESS = (
"/dev/serial/by-id/"
"usb-Silicon_Labs_CP2104_USB_to_UART_Bridge_Controller_01EDB69B-if00-port0"
)
_DOCKER_ID = "123abcdefghij"
_PTY_PROCESS_DIRECTORY = "/home/someuser/gazoo/gdm/pty_proc/some_device_dir"
_BAUDRATE = 115200
_USB_SERIAL_NUMBER = "123789"
_MOCK_USB_MAP = {
_CAMBRIONIX_ADDRESS:
usb_config.UsbInfo(product_name="FT230X Basic UART",
ftdi_interface=0,
serial_number="DJ00JMN0",
product_id="6015",
address=_CAMBRIONIX_ADDRESS),
_CAMBRIONIX_USB3_ADDRESS:
usb_config.UsbInfo(product_name="PS15-USB3",
ftdi_interface=1,
serial_number="7567CE353A",
product_id="0021",
address=_CAMBRIONIX_USB3_ADDRESS),
"/dev/serial/by-id/usb-FTDI_FT230X_Basic_UART_DJ00JMN0-if02-port0":
usb_config.UsbInfo(
product_name="FT230X Basic UART",
ftdi_interface=2,
serial_number="DJ00JMN0",
product_id="6015",
address=
CHILD_DEVICE_SYMLINK_0 = (
"/dev/serial/by-id/usb-FTDI_ChildDevice_1234567-if00-port0")
CHILD_DEVICE_USB_SYMLINK = (
"/dev/serial/by-id/usb-SomeCompany_Some_Child_Device_1234567890-if01")
LINUX_REAL_PATH = u"/dev/ttyUSB3"
MAC_PATH = "/dev/tty.usbserial-DJ00JMN0"
USB_INFO_DICT_LINUX = {
CAMBRIONIX_SYMLINK:
usb_config.UsbInfo(
vendor_id="0403",
ftdi_interface=0,
product_name="FT230X Basic UART",
manufacturer="FTDI",
disk=LINUX_REAL_PATH,
product_id="6015",
serial_number="DJ00JMN0",
address=CAMBRIONIX_SYMLINK,
child_addresses=[
CHILD_DEVICE_SYMLINK_0,
CHILD_DEVICE_SYMLINK_3,
CHILD_DEVICE_USB_SYMLINK,
"360av3",
]),
CHILD_DEVICE_SYMLINK_3:
usb_config.UsbInfo(
vendor_id="0403",
ftdi_interface=3,
product_name="ChildDevice",
manufacturer="FTDI",
disk=LINUX_REAL_PATH,
product_id="1234",