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#!/usr/bin/python | ||
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import argparse | ||
import socket | ||
import sys | ||
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try: | ||
from xmodem import XMODEM | ||
except: | ||
print("ERROR: You need to install the Python XMODEM library. (pip install xmodem)", | ||
file=sys.stderr) | ||
sys.exit(-1) | ||
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OOB_HW_FLOW_OFF = b"\x10" | ||
OOB_HW_FLOW_ON = b"\x11" | ||
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def upgrade_ncp(ip, port, firmware_stream): | ||
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s = socket.create_connection((ip, port)) | ||
s.settimeout(5) | ||
s.send(OOB_HW_FLOW_OFF, socket.MSG_OOB) | ||
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print("Entering upload mode...") | ||
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s.send(b"1\n") # Bootloader command to begin upload | ||
while s.recv(1) != b"\x00": | ||
pass | ||
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print("Waiting for XMODEM...") | ||
while s.recv(1) != b"C": | ||
pass | ||
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print("Uploading firmware...") | ||
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def getc(size, timeout=1): | ||
c = s.recv(size) | ||
return c | ||
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def putc(data, timeout=1): | ||
return s.send(data) | ||
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modem = XMODEM(getc, putc) | ||
modem.send(firmware_stream) | ||
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print("Upload complete. Starting new firmware...") | ||
s.send(b"2\n") # Bootloader command to start new firmware | ||
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s.sendall(OOB_HW_FLOW_ON, socket.MSG_OOB) | ||
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s.close() | ||
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print("Done") | ||
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parser = argparse.ArgumentParser("Upgrade Lidl NCP through SerialGateway") | ||
parser.add_argument("ip", type=str, help="IP address of device") | ||
parser.add_argument("firmware", type=argparse.FileType('rb'), | ||
help="Filename of firmware") | ||
parser.add_argument("--port", type=int, help="TCP port of serial gateway", | ||
default=8888) | ||
parser.add_argument("--no-confirm", action='store_true', | ||
help="Skip all the warnings.") | ||
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args = parser.parse_args() | ||
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if args.no_confirm != True: | ||
print(""" | ||
WARNING: THIS TOOL COMES WITH NO WARRANTY. USE AT YOUR OWN RISK. | ||
This will replace the firmware on your ZigBee Network Co-Processor | ||
* Ensure your firmware file comes from a trusted and tested source. | ||
* Failed upgrades may require special hardware tools to recover. | ||
* After this operation you should not use this gateway on the original cloud | ||
service. | ||
To begin, first place device in bootloader mode using Bellows, e.g.: | ||
bellows -d socket://%s:%d bootloader | ||
And then enter the word: UPGRADE below""" % (args.ip, args.port)) | ||
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if input(">").lower().strip()!="upgrade": | ||
print("Not upgrading.") | ||
sys.exit() | ||
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print("Attempting upgrade...") | ||
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upgrade_ncp(args.ip, args.port, args.firmware) | ||
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