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SickRage/SickBeard.py

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#!/usr/bin/env python2
# Author: Nic Wolfe <nic@wolfeden.ca>
# URL: http://code.google.com/p/sickbeard/
#
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# This file is part of SickRage.
#
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# SickRage 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.
#
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# SickRage 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
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# along with SickRage. If not, see <http://www.gnu.org/licenses/>.
# Check needed software dependencies to nudge users to fix their setup
import sys
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if sys.version_info < (2, 6):
print "Sorry, requires Python 2.6 or 2.7."
sys.exit(1)
try:
import Cheetah
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if Cheetah.Version[0] != '2':
raise ValueError
except ValueError:
print "Sorry, requires Python module Cheetah 2.1.0 or newer."
sys.exit(1)
except:
print "The Python module Cheetah is required"
sys.exit(1)
import os
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sys.path.insert(0, os.path.abspath(os.path.join(os.path.dirname(__file__), 'lib')))
# We only need this for compiling an EXE and I will just always do that on 2.6+
if sys.hexversion >= 0x020600F0:
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from multiprocessing import freeze_support # @UnresolvedImport
import locale
import datetime
import threading
import time
import signal
import traceback
import getopt
import sickbeard
from sickbeard import db
from sickbeard.tv import TVShow
from sickbeard import logger
from sickbeard.version import SICKBEARD_VERSION
from sickbeard.databases.mainDB import MIN_DB_VERSION
from sickbeard.databases.mainDB import MAX_DB_VERSION
from sickbeard.webserveInit import initWebServer
from lib.configobj import ConfigObj
signal.signal(signal.SIGINT, sickbeard.sig_handler)
signal.signal(signal.SIGTERM, sickbeard.sig_handler)
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throwaway = datetime.datetime.strptime('20110101', '%Y%m%d')
def loadShowsFromDB():
"""
Populates the showList with shows from the database
"""
myDB = db.DBConnection()
sqlResults = myDB.select("SELECT * FROM tv_shows")
for sqlShow in sqlResults:
try:
curShow = TVShow(int(sqlShow["indexer"]), int(sqlShow["indexer_id"]))
sickbeard.showList.append(curShow)
except Exception, e:
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logger.log(
u"There was an error creating the show in " + sqlShow["location"] + ": " + str(e).decode('utf-8'),
logger.ERROR)
logger.log(traceback.format_exc(), logger.DEBUG)
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# TODO: update the existing shows if the showlist has something in it
def daemonize():
"""
Fork off as a daemon
"""
# pylint: disable=E1101
# Make a non-session-leader child process
try:
pid = os.fork() # @UndefinedVariable - only available in UNIX
if pid != 0:
os._exit(0)
except OSError, e:
sys.stderr.write("fork #1 failed: %d (%s)\n" % (e.errno, e.strerror))
sys.exit(1)
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os.setsid() # unix
# Make sure I can read my own files and shut out others
prev = os.umask(0)
os.umask(prev and int('077', 8))
# Make the child a session-leader by detaching from the terminal
try:
pid = os.fork() # @UndefinedVariable - only available in UNIX
if pid != 0:
os._exit(0)
except OSError, e:
sys.stderr.write("fork #2 failed: %d (%s)\n" % (e.errno, e.strerror))
sys.exit(1)
# Write pid
if sickbeard.CREATEPID:
pid = str(os.getpid())
logger.log(u"Writing PID: " + pid + " to " + str(sickbeard.PIDFILE))
try:
file(sickbeard.PIDFILE, 'w').write("%s\n" % pid)
except IOError, e:
logger.log_error_and_exit(
u"Unable to write PID file: " + sickbeard.PIDFILE + " Error: " + str(e.strerror) + " [" + str(
e.errno) + "]")
# Redirect all output
sys.stdout.flush()
sys.stderr.flush()
devnull = getattr(os, 'devnull', '/dev/null')
stdin = file(devnull, 'r')
stdout = file(devnull, 'a+')
stderr = file(devnull, 'a+')
os.dup2(stdin.fileno(), sys.stdin.fileno())
os.dup2(stdout.fileno(), sys.stdout.fileno())
os.dup2(stderr.fileno(), sys.stderr.fileno())
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def main():
"""
TV for me
"""
# do some preliminary stuff
sickbeard.MY_FULLNAME = os.path.normpath(os.path.abspath(__file__))
sickbeard.MY_NAME = os.path.basename(sickbeard.MY_FULLNAME)
sickbeard.PROG_DIR = os.path.dirname(sickbeard.MY_FULLNAME)
sickbeard.DATA_DIR = sickbeard.PROG_DIR
sickbeard.MY_ARGS = sys.argv[1:]
sickbeard.DAEMON = False
sickbeard.CREATEPID = False
sickbeard.SYS_ENCODING = None
try:
locale.setlocale(locale.LC_ALL, "")
sickbeard.SYS_ENCODING = locale.getpreferredencoding()
except (locale.Error, IOError):
pass
# For OSes that are poorly configured I'll just randomly force UTF-8
if not sickbeard.SYS_ENCODING or sickbeard.SYS_ENCODING in ('ANSI_X3.4-1968', 'US-ASCII', 'ASCII'):
sickbeard.SYS_ENCODING = 'UTF-8'
if not hasattr(sys, "setdefaultencoding"):
reload(sys)
try:
# pylint: disable=E1101
# On non-unicode builds this will raise an AttributeError, if encoding type is not valid it throws a LookupError
sys.setdefaultencoding(sickbeard.SYS_ENCODING)
except:
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print 'Sorry, you MUST add the SickRage folder to the PYTHONPATH environment variable'
print 'or find another way to force Python to use ' + sickbeard.SYS_ENCODING + ' for string encoding.'
sys.exit(1)
# Need console logging for SickBeard.py and SickBeard-console.exe
consoleLogging = (not hasattr(sys, "frozen")) or (sickbeard.MY_NAME.lower().find('-console') > 0)
# Attempt to rename the process for easier debugging
try:
from setproctitle import setproctitle
except ImportError:
if consoleLogging:
sys.stderr.write(u"setproctitle module is not available.\n")
setproctitle = lambda t: None
setproctitle(sickbeard.MY_NAME)
# Rename the main thread
threading.currentThread().name = "MAIN"
try:
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opts, args = getopt.getopt(sys.argv[1:], "qfdp::",
['quiet', 'forceupdate', 'daemon', 'port=', 'pidfile=', 'nolaunch', 'config=',
'datadir=']) # @UnusedVariable
except getopt.GetoptError:
print "Available Options: --quiet, --forceupdate, --port, --daemon, --pidfile, --config, --datadir"
sys.exit()
forceUpdate = False
forcedPort = None
noLaunch = False
for o, a in opts:
# For now we'll just silence the logging
if o in ('-q', '--quiet'):
consoleLogging = False
# Should we update (from indexer) all shows in the DB right away?
if o in ('-f', '--forceupdate'):
forceUpdate = True
# Suppress launching web browser
# Needed for OSes without default browser assigned
# Prevent duplicate browser window when restarting in the app
if o in ('--nolaunch',):
noLaunch = True
# Override default/configured port
if o in ('-p', '--port'):
forcedPort = int(a)
# Run as a double forked daemon
if o in ('-d', '--daemon'):
sickbeard.DAEMON = True
# When running as daemon disable consoleLogging and don't start browser
consoleLogging = False
noLaunch = True
if sys.platform == 'win32':
sickbeard.DAEMON = False
# Specify folder to load the config file from
if o in ('--config',):
sickbeard.CONFIG_FILE = os.path.abspath(a)
# Specify folder to use as the data dir
if o in ('--datadir',):
sickbeard.DATA_DIR = os.path.abspath(a)
# Write a pidfile if requested
if o in ('--pidfile',):
sickbeard.CREATEPID = True
sickbeard.PIDFILE = str(a)
# If the pidfile already exists, sickbeard may still be running, so exit
if os.path.exists(sickbeard.PIDFILE):
sys.exit("PID file: " + sickbeard.PIDFILE + " already exists. Exiting.")
# The pidfile is only useful in daemon mode, make sure we can write the file properly
if sickbeard.CREATEPID:
if sickbeard.DAEMON:
pid_dir = os.path.dirname(sickbeard.PIDFILE)
if not os.access(pid_dir, os.F_OK):
sys.exit("PID dir: " + pid_dir + " doesn't exist. Exiting.")
if not os.access(pid_dir, os.W_OK):
sys.exit("PID dir: " + pid_dir + " must be writable (write permissions). Exiting.")
else:
if consoleLogging:
sys.stdout.write("Not running in daemon mode. PID file creation disabled.\n")
sickbeard.CREATEPID = False
# If they don't specify a config file then put it in the data dir
if not sickbeard.CONFIG_FILE:
sickbeard.CONFIG_FILE = os.path.join(sickbeard.DATA_DIR, "config.ini")
# Make sure that we can create the data dir
if not os.access(sickbeard.DATA_DIR, os.F_OK):
try:
os.makedirs(sickbeard.DATA_DIR, 0744)
except os.error, e:
raise SystemExit("Unable to create datadir '" + sickbeard.DATA_DIR + "'")
# Make sure we can write to the data dir
if not os.access(sickbeard.DATA_DIR, os.W_OK):
raise SystemExit("Datadir must be writeable '" + sickbeard.DATA_DIR + "'")
# Make sure we can write to the config file
if not os.access(sickbeard.CONFIG_FILE, os.W_OK):
if os.path.isfile(sickbeard.CONFIG_FILE):
raise SystemExit("Config file '" + sickbeard.CONFIG_FILE + "' must be writeable.")
elif not os.access(os.path.dirname(sickbeard.CONFIG_FILE), os.W_OK):
raise SystemExit("Config file root dir '" + os.path.dirname(sickbeard.CONFIG_FILE) + "' must be writeable.")
os.chdir(sickbeard.DATA_DIR)
if consoleLogging:
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print "Starting up SickRage " + SICKBEARD_VERSION + " from " + sickbeard.CONFIG_FILE
# Load the config and publish it to the sickbeard package
if not os.path.isfile(sickbeard.CONFIG_FILE):
logger.log(u"Unable to find '" + sickbeard.CONFIG_FILE + "' , all settings will be default!", logger.ERROR)
sickbeard.CFG = ConfigObj(sickbeard.CONFIG_FILE)
CUR_DB_VERSION = db.DBConnection().checkDBVersion()
if CUR_DB_VERSION > 0:
if CUR_DB_VERSION < MIN_DB_VERSION:
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raise SystemExit("Your database version (" + str(
db.DBConnection().checkDBVersion()) + ") is too old to migrate from with this version of SickRage (" + str(
MIN_DB_VERSION) + ").\n" + \
"Upgrade using a previous version of SB first, or start with no database file to begin fresh.")
if CUR_DB_VERSION > MAX_DB_VERSION:
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raise SystemExit("Your database version (" + str(
db.DBConnection().checkDBVersion()) + ") has been incremented past what this version of SickRage supports (" + str(
MAX_DB_VERSION) + ").\n" + \
"If you have used other forks of SB, your database may be unusable due to their modifications.")
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# Initialize the config and our threads
sickbeard.initialize(consoleLogging=consoleLogging)
sickbeard.showList = []
if sickbeard.DAEMON:
daemonize()
# Use this PID for everything
sickbeard.PID = os.getpid()
if forcedPort:
logger.log(u"Forcing web server to port " + str(forcedPort))
startPort = forcedPort
else:
startPort = sickbeard.WEB_PORT
if sickbeard.WEB_LOG:
log_dir = sickbeard.LOG_DIR
else:
log_dir = None
# sickbeard.WEB_HOST is available as a configuration value in various
# places but is not configurable. It is supported here for historic reasons.
if sickbeard.WEB_HOST and sickbeard.WEB_HOST != '0.0.0.0':
webhost = sickbeard.WEB_HOST
else:
if sickbeard.WEB_IPV6:
webhost = '::'
else:
webhost = '0.0.0.0'
try:
initWebServer({
'port': startPort,
'host': webhost,
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'data_root': os.path.join(sickbeard.PROG_DIR, 'gui/' + sickbeard.GUI_NAME),
'web_root': sickbeard.WEB_ROOT,
'log_dir': log_dir,
'username': sickbeard.WEB_USERNAME,
'password': sickbeard.WEB_PASSWORD,
'enable_https': sickbeard.ENABLE_HTTPS,
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'handle_reverse_proxy': sickbeard.HANDLE_REVERSE_PROXY,
'https_cert': sickbeard.HTTPS_CERT,
'https_key': sickbeard.HTTPS_KEY,
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})
except IOError:
logger.log(u"Unable to start web server, is something else running on port %d?" % startPort, logger.ERROR)
if sickbeard.LAUNCH_BROWSER and not sickbeard.DAEMON:
logger.log(u"Launching browser and exiting", logger.ERROR)
sickbeard.launchBrowser(startPort)
sys.exit()
# Build from the DB to start with
logger.log(u"Loading initial show list")
loadShowsFromDB()
# Fire up all our threads
sickbeard.start()
# Launch browser if we're supposed to
if sickbeard.LAUNCH_BROWSER and not noLaunch and not sickbeard.DAEMON:
sickbeard.launchBrowser(startPort)
# Start an update if we're supposed to
if forceUpdate or sickbeard.UPDATE_SHOWS_ON_START:
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sickbeard.showUpdateScheduler.action.run(force=True) # @UndefinedVariable
# Stay alive while my threads do the work
while (True):
if sickbeard.invoked_command:
sickbeard.invoked_command()
sickbeard.invoked_command = None
time.sleep(1)
return
if __name__ == "__main__":
if sys.hexversion >= 0x020600F0:
freeze_support()
main()