pilpil-client/app.py

155 lines
4.5 KiB
Python
Executable File

#!/usr/bin/env python
# -*- coding: utf-8 -*-
import os, time, subprocess, threading, toml
from flask import Flask, flash, request, redirect, url_for
# HTTP auth
from flask_httpauth import HTTPBasicAuth
from werkzeug.security import generate_password_hash, check_password_hash
# FILE UPLOAD
from werkzeug.utils import secure_filename
app = Flask(__name__)
# l10n
import gettext
LOCALE = os.getenv('LANG', 'en')
_ = gettext.translation('template', localedir='locales', languages=[LOCALE]).gettext
app.config.from_file("defaults.toml", load=toml.load)
config_locations = ["./", "~/.", "~/.config/"]
for location in config_locations:
# Optional config files, ~ is expanded to $HOME on *nix, %USERPROFILE% on windows
# ~ app.config.from_file("videopi.toml", load=toml.load, silent=True)
if app.config.from_file(os.path.expanduser( location + "pilpil-client.toml"), load=toml.load, silent=True):
print( _("Found configuration file in {}").format( os.path.expanduser(location) ) )
#UPLOAD_FOLDER = os.path.expanduser('~/Videos')
#ALLOWED_EXTENSIONS = {'avi', 'mkv', 'mp4'}
UPLOAD_FOLDER = os.path.expanduser(app.config['DEFAULT']['media_folder_local'])
ALLOWED_EXTENSIONS = app.config['DEFAULT']['media_exts']
HTTP_SECRET = str(app.config['DEFAULT']['auth'])
DEBUG = app.config['DEFAULT']['debug']
#HTTPS
#ASSETS_DIR = os.path.dirname(os.path.abspath(__file__))
# HTTP Serve
from waitress import serve
#app.secret_key = b'flafoudi'
app.config['UPLOAD_FOLDER'] = UPLOAD_FOLDER
# Max upload size 100M ( see nginx default also )
app.config['MAX_CONTENT_LENGTH'] = 100 * 1000 * 1000
auth = HTTPBasicAuth()
users = {
"": generate_password_hash(HTTP_SECRET),
}
@auth.verify_password
def verify_password(username, password):
if username in users and check_password_hash(users.get(username), password):
return username
signal = 0
# Check file extension is allowed
def allowed_file(filename):
# Check for dot in filename
if "." in filename:
# Split from right at first dot to find ext and allow files with "." in name
if filename.rsplit(".",1)[-1] in ALLOWED_EXTENSIONS:
return True
# Get Wifi signal level
def getRSSI():
signal = subprocess.run( "./get_rssi.sh", capture_output=True)
print(signal)
signal = str(signal.stdout, 'UTF-8').strip("-").strip("\n")
return signal
def ledSetup():
os.system('echo none | sudo tee /sys/class/leds/led0/trigger')
os.system('echo none | sudo tee /sys/class/leds/led1/trigger')
led(0, 0)
led(1, 0)
def led( led_id, state ):
# 0 : off, 1: on
os.system('echo ' + str(state) + ' | sudo tee /sys/class/leds/led' + str(led_id) +'/brightness')
# Blink the Pi led to allow identification
def blinkPy():
# Blink 10 times
for j in range(16):
led(0, 1)
led(1, 0)
time.sleep(.2)
led(0, 0)
led(1, 1)
time.sleep(.2)
# restore default behavior
led(0, 0)
led(1, 0)
return "OK"
def threadBlink():
th=threading.Thread(target=blinkPy)
th.start()
@app.route("/")
@auth.login_required
def main():
return _("Nothing to see here !")
@app.route("/rssi")
@auth.login_required
def rssi():
return getRSSI()
@app.route("/blink")
@auth.login_required
def blink():
threadBlink()
return _("Blinkin")
@app.route("/reboot")
@auth.login_required
def reboot():
stdout = subprocess.run(["sudo", "/usr/sbin/reboot"], capture_output=True)
print(stdout)
return _("Rebooting...")
@app.route("/poweroff")
@auth.login_required
def shutdown():
stdout = subprocess.run(["sudo", "/usr/sbin/poweroff"], capture_output=True)
print(stdout)
return _("Shutting down...")
# File upload
@app.route('/upload', methods=['GET', 'POST'])
@auth.login_required
def upload_file():
if request.method == 'POST':
# check if the post request has the file part
if 'file' not in request.files:
return _("No file part: {}").format(str(request.files))
file = request.files['file']
# If the user does not select a file, the browser submits an
# empty file without a filename.
if file.filename == '':
return _("No selected file")
if file and allowed_file(file.filename):
filename = secure_filename(file.filename)
file.save(os.path.join(UPLOAD_FOLDER, filename))
return _("File saved in {}").format(UPLOAD_FOLDER)
return "OK"
if __name__ == '__main__':
# Turn ACT and POW leds off on start
# ~ ledSetup()
# app.run()
serve(app, host='127.0.0.1', port=5000, url_scheme='https')