Files
headphones/Headphones.py
Bas Stottelaar 6f91694d51 Check if pyOpenSSL is installed before enabling HTTPS.
Previous, it is only checked if pyOpenSSL is installed when certificates are
generated. Now, it is checked when HTTPS is enabled. In case it is missing,
HTTPS will be disabled.
2014-11-12 22:53:22 +01:00

220 lines
7.4 KiB
Python
Executable File

#!/usr/bin/env python
# This file is part of Headphones.
#
# Headphones 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.
#
# Headphones 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 Headphones. If not, see <http://www.gnu.org/licenses/>.
import os
import sys
# Ensure lib added to path, before any other imports
sys.path.insert(0, os.path.join(os.path.dirname(__file__), 'lib/'))
from headphones import webstart, logger
import locale
import time
import signal
import argparse
import headphones
# Register signals, such as CTRL + C
signal.signal(signal.SIGINT, headphones.sig_handler)
signal.signal(signal.SIGTERM, headphones.sig_handler)
def main():
"""
Headphones application entry point. Parses arguments, setups encoding and
initializes the application.
"""
# Fixed paths to Headphones
if hasattr(sys, 'frozen'):
headphones.FULL_PATH = os.path.abspath(sys.executable)
else:
headphones.FULL_PATH = os.path.abspath(__file__)
headphones.PROG_DIR = os.path.dirname(headphones.FULL_PATH)
headphones.ARGS = sys.argv[1:]
# From sickbeard
headphones.SYS_PLATFORM = sys.platform
headphones.SYS_ENCODING = None
try:
locale.setlocale(locale.LC_ALL, "")
headphones.SYS_ENCODING = locale.getpreferredencoding()
except (locale.Error, IOError):
pass
# for OSes that are poorly configured I'll just force UTF-8
if not headphones.SYS_ENCODING or headphones.SYS_ENCODING in ('ANSI_X3.4-1968', 'US-ASCII', 'ASCII'):
headphones.SYS_ENCODING = 'UTF-8'
# Set up and gather command line arguments
parser = argparse.ArgumentParser(
description='Music add-on for SABnzbd+, Transmission and more.')
parser.add_argument(
'-v', '--verbose', action='store_true', help='Increase console logging verbosity')
parser.add_argument(
'-q', '--quiet', action='store_true', help='Turn off console logging')
parser.add_argument(
'-d', '--daemon', action='store_true', help='Run as a daemon')
parser.add_argument(
'-p', '--port', type=int, help='Force Headphones to run on a specified port')
parser.add_argument(
'--datadir', help='Specify a directory where to store your data files')
parser.add_argument('--config', help='Specify a config file to use')
parser.add_argument('--nolaunch', action='store_true',
help='Prevent browser from launching on startup')
parser.add_argument(
'--pidfile', help='Create a pid file (only relevant when running as a daemon)')
args = parser.parse_args()
if args.verbose:
headphones.VERBOSE = True
if args.quiet:
headphones.QUIET = True
if args.daemon:
if sys.platform == 'win32':
sys.stderr.write(
"Daemonizing not supported under Windows, starting normally\n")
else:
headphones.DAEMON = True
headphones.QUIET = True
if args.pidfile:
headphones.PIDFILE = str(args.pidfile)
# If the pidfile already exists, headphones may still be running, so
# exit
if os.path.exists(headphones.PIDFILE):
sys.exit(
"PID file '" + headphones.PIDFILE + "' already exists. Exiting.")
# The pidfile is only useful in daemon mode, make sure we can write the
# file properly
if headphones.DAEMON:
headphones.CREATEPID = True
try:
with open(headphones.PIDFILE, 'w') as fp:
fp.write("pid\n")
except IOError as e:
raise SystemExit(
"Unable to write PID file: %s [%d]", e.strerror, e.errno)
else:
logger.warn(
"Not running in daemon mode. PID file creation disabled.")
# Determine which data directory and config file to use
if args.datadir:
headphones.DATA_DIR = args.datadir
else:
headphones.DATA_DIR = headphones.PROG_DIR
if args.config:
config_file = args.config
else:
config_file = os.path.join(headphones.DATA_DIR, 'config.ini')
# Try to create the DATA_DIR if it doesn't exist
if not os.path.exists(headphones.DATA_DIR):
try:
os.makedirs(headphones.DATA_DIR)
except OSError:
raise SystemExit(
'Could not create data directory: ' + headphones.DATA_DIR + '. Exiting....')
# Make sure the DATA_DIR is writeable
if not os.access(headphones.DATA_DIR, os.W_OK):
raise SystemExit(
'Cannot write to the data directory: ' + headphones.DATA_DIR + '. Exiting...')
# Put the database in the DATA_DIR
headphones.DB_FILE = os.path.join(headphones.DATA_DIR, 'headphones.db')
# Read config and start logging
headphones.initialize(config_file)
if headphones.DAEMON:
headphones.daemonize()
# Configure the connection to the musicbrainz database
headphones.mb.startmb()
# Force the http port if neccessary
if args.port:
http_port = args.port
logger.info('Using forced web server port: %i', http_port)
else:
http_port = int(headphones.CONFIG.HTTP_PORT)
# Check if pyOpenSSL is installed. It is required for certificate generation
# and for CherryPy.
if headphones.CONFIG.ENABLE_HTTPS:
try:
import OpenSSL
except ImportError:
logger.warn("The pyOpenSSL module is missing. Install this " \
"module to enable HTTPS. HTTPS will be disabled.")
headphones.CONFIG.ENABLE_HTTPS = False
# Try to start the server. Will exit here is address is already in use.
web_config = {
'http_port': http_port,
'http_host': headphones.CONFIG.HTTP_HOST,
'http_root': headphones.CONFIG.HTTP_ROOT,
'http_proxy': headphones.CONFIG.HTTP_PROXY,
'enable_https': headphones.CONFIG.ENABLE_HTTPS,
'https_cert': headphones.CONFIG.HTTPS_CERT,
'https_key': headphones.CONFIG.HTTPS_KEY,
'http_username': headphones.CONFIG.HTTP_USERNAME,
'http_password': headphones.CONFIG.HTTP_PASSWORD,
}
webstart.initialize(web_config)
if headphones.CONFIG.LAUNCH_BROWSER and not args.nolaunch:
headphones.launch_browser(headphones.CONFIG.HTTP_HOST, http_port,
headphones.CONFIG.HTTP_ROOT)
# Start the background threads
headphones.start()
# Wait endlessy for a signal to happen
while True:
if not headphones.SIGNAL:
try:
time.sleep(1)
except KeyboardInterrupt:
headphones.SIGNAL = 'shutdown'
else:
logger.info('Received signal: %s', headphones.SIGNAL)
if headphones.SIGNAL == 'shutdown':
headphones.shutdown()
elif headphones.SIGNAL == 'restart':
headphones.shutdown(restart=True)
else:
headphones.shutdown(restart=True, update=True)
headphones.SIGNAL = None
# Call main()
if __name__ == "__main__":
main()