Tasmota/tools/fw_server/fw-server.py

106 lines
3.0 KiB
Python

#!/usr/bin/env python3
# coding=utf-8
"""
fw-server.py - firmware server for Tasmota OTA upgrade
Copyright (C) 2019 Gennaro Tortone
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
Requirements:
- Python3
- pip install netifaces flask
Instructions:
Copy Tasmota firmware binary files in 'fw' directory or
specify a different directory with -f parameter.
A set of prebuilt files can be downloaded by Tasmota release page:
https://github.com/arendst/Tasmota/releases
Configure your Tasmota device with your fw-server URL:
Firmware Upgrade -> Upgrade by web server
http://<ip_address>:5000/sonoff-minimal.bin
Usage:
./fw-server.py -d <net_iface> (default: eth0)
or
./fw-server.py -i <ip_address>
Example:
./fw-server.py -d wlan0
or
./fw-server.py -i 192.168.1.10
"""
import os.path
from optparse import OptionParser
from sys import exit
from flask import Flask, send_file
import netifaces as ni
usage = "usage: fw-server {-d | -i} arg"
parser = OptionParser(usage)
parser.add_option("-d", "--dev", action="store", type="string",
dest="netdev", default="eth0", help="network interface (default: eth0)")
parser.add_option("-i", "--ip", action="store", type="string",
dest="ip", help="IP address to bind")
parser.add_option("-f", "--fwdir", action="store", type="string",
dest="fwdir", help="firmware absolute path directory (default: fw/ directory)")
(options, args) = parser.parse_args()
netip = None
if options.ip is None:
try:
netip = ni.ifaddresses(options.netdev)[ni.AF_INET][0]['addr']
except Exception as e:
print("E: network interface error - {}".format(e))
exit(1)
else:
netip = options.ip
if options.fwdir is None:
fwdir = os.path.dirname(os.path.realpath(__file__)) + "/fw/"
else:
if os.path.isdir(options.fwdir):
fwdir = options.fwdir
else:
print("E: directory " + options.fwdir + " not available")
exit(1)
print(" * Directory: " + fwdir)
app = Flask(__name__)
@app.route('/<filename>')
def fw(filename):
if os.path.exists(fwdir + str(filename)):
return send_file(fwdir + str(filename),
attachment_filename=filename,
mimetype='application/octet-stream')
return "ERROR: file not found"
if __name__ == "__main__":
try:
app.run(host=netip)
except Exception as e:
print("E: {}".format(e))