mirror of
https://github.com/evilhero/mylar
synced 2024-12-22 07:42:24 +00:00
348 lines
14 KiB
Python
Executable file
348 lines
14 KiB
Python
Executable file
#!/usr/bin/env python
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# This file is part of Mylar.
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#
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# Mylar is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Mylar is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Mylar. If not, see <http://www.gnu.org/licenses/>.
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import os, sys, locale
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import errno
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import shutil
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import time
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import threading
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import signal
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sys.path.insert(1, os.path.join(os.path.dirname(__file__), 'lib'))
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import mylar
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from mylar import webstart, logger, filechecker, versioncheck, maintenance
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import argparse
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if ( sys.platform == 'win32' and sys.executable.split( '\\' )[-1] == 'pythonw.exe'):
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sys.stdout = open(os.devnull, "w")
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sys.stderr = open(os.devnull, "w")
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def handler_sigterm(signum, frame):
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mylar.SIGNAL = 'shutdown'
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def main():
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# Fixed paths to mylar
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if hasattr(sys, 'frozen'):
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mylar.FULL_PATH = os.path.abspath(sys.executable)
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else:
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mylar.FULL_PATH = os.path.abspath(__file__)
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mylar.PROG_DIR = os.path.dirname(mylar.FULL_PATH)
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mylar.ARGS = sys.argv[1:]
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# From sickbeard
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mylar.SYS_ENCODING = None
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try:
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locale.setlocale(locale.LC_ALL, "")
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mylar.SYS_ENCODING = locale.getpreferredencoding()
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except (locale.Error, IOError):
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pass
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# for OSes that are poorly configured I'll just force UTF-8
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if not mylar.SYS_ENCODING or mylar.SYS_ENCODING in ('ANSI_X3.4-1968', 'US-ASCII', 'ASCII'):
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mylar.SYS_ENCODING = 'UTF-8'
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if not logger.LOG_LANG.startswith('en'):
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print 'language detected as non-English (%s). Forcing specific logging module - errors WILL NOT be captured in the logs' % logger.LOG_LANG
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else:
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print 'log language set to %s' % logger.LOG_LANG
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# Set up and gather command line arguments
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parser = argparse.ArgumentParser(description='Automated Comic Book Downloader')
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subparsers = parser.add_subparsers(title='Subcommands', dest='maintenance')
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parser_maintenance = subparsers.add_parser('maintenance', help='Enter maintenance mode (no GUI). Additional commands are available (maintenance --help)')
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#main parser
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parser.add_argument('-v', '--verbose', action='store_true', help='Increase console logging verbosity')
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parser.add_argument('-q', '--quiet', action='store_true', help='Turn off console logging')
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parser.add_argument('-d', '--daemon', action='store_true', help='Run as a daemon')
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parser.add_argument('-p', '--port', type=int, help='Force mylar to run on a specified port')
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parser.add_argument('-b', '--backup', action='store_true', help='Will automatically backup & keep the last 2 copies of the .db & ini files prior to startup')
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parser.add_argument('-w', '--noweekly', action='store_true', help='Turn off weekly pull list check on startup (quicker boot sequence)')
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parser.add_argument('--datadir', help='Specify a directory where to store your data files')
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parser.add_argument('--config', help='Specify a config file to use')
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parser.add_argument('--nolaunch', action='store_true', help='Prevent browser from launching on startup')
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parser.add_argument('--pidfile', help='Create a pid file (only relevant when running as a daemon)')
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parser.add_argument('--safe', action='store_true', help='redirect the startup page to point to the Manage Comics screen on startup')
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parser_maintenance.add_argument('-xj', '--exportjson', action='store', help='Export existing mylar.db to json file')
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parser_maintenance.add_argument('-id', '--importdatabase', action='store', help='Import a mylar.db into current db')
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parser_maintenance.add_argument('-ij', '--importjson', action='store', help='Import a specified json file containing just {"ComicID": "XXXXX"} into current db')
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parser_maintenance.add_argument('-st', '--importstatus', action='store_true', help='Provide current maintenance status')
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parser_maintenance.add_argument('-u', '--update', action='store_true', help='force mylar to perform an update as if in GUI')
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parser_maintenance.add_argument('-fs', '--fixslashes', action='store_true', help='remove double-slashes from within paths in db')
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#parser_maintenance.add_argument('-it', '--importtext', action='store', help='Import a specified text file into current db')
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args = parser.parse_args()
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if args.maintenance:
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if all([args.exportjson is None, args.importdatabase is None, args.importjson is None, args.importstatus is False, args.update is False, args.fixslashes is False]):
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print 'Expecting subcommand with the maintenance positional argumeent'
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sys.exit()
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mylar.MAINTENANCE = True
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else:
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mylar.MAINTENANCE = False
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if args.verbose:
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print 'Verbose/Debugging mode enabled...'
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mylar.LOG_LEVEL = 2
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elif args.quiet:
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mylar.QUIET = True
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print 'Quiet logging mode enabled...'
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mylar.LOG_LEVEL = 0
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else:
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mylar.LOG_LEVEL = 1
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if args.daemon:
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if sys.platform == 'win32':
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print "Daemonize not supported under Windows, starting normally"
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else:
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mylar.DAEMON = True
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if args.pidfile:
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mylar.PIDFILE = str(args.pidfile)
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# If the pidfile already exists, mylar may still be running, so exit
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if os.path.exists(mylar.PIDFILE):
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sys.exit("PID file '" + mylar.PIDFILE + "' already exists. Exiting.")
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# The pidfile is only useful in daemon mode, make sure we can write the file properly
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if mylar.DAEMON:
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mylar.CREATEPID = True
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try:
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file(mylar.PIDFILE, 'w').write("pid\n")
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except IOError, e:
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raise SystemExit("Unable to write PID file: %s [%d]" % (e.strerror, e.errno))
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else:
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print("Not running in daemon mode. PID file creation disabled.")
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if args.datadir:
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mylar.DATA_DIR = args.datadir
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else:
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mylar.DATA_DIR = mylar.PROG_DIR
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if args.config:
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mylar.CONFIG_FILE = args.config
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else:
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mylar.CONFIG_FILE = os.path.join(mylar.DATA_DIR, 'config.ini')
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if args.safe:
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mylar.SAFESTART = True
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else:
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mylar.SAFESTART = False
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if args.noweekly:
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mylar.NOWEEKLY = True
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else:
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mylar.NOWEEKLY = False
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# Put the database in the DATA_DIR
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mylar.DB_FILE = os.path.join(mylar.DATA_DIR, 'mylar.db')
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# Read config and start logging
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if mylar.MAINTENANCE is False:
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print('Initializing startup sequence....')
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#try:
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mylar.initialize(mylar.CONFIG_FILE)
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#except Exception as e:
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# print e
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# raise SystemExit('FATAL ERROR')
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if mylar.MAINTENANCE is False:
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filechecker.validateAndCreateDirectory(mylar.DATA_DIR, True)
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# Make sure the DATA_DIR is writeable
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if not os.access(mylar.DATA_DIR, os.W_OK):
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raise SystemExit('Cannot write to the data directory: ' + mylar.DATA_DIR + '. Exiting...')
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# backup the db and configs before they load.
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if args.backup:
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print '[AUTO-BACKUP] Backing up .db and config.ini files for safety.'
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backupdir = os.path.join(mylar.DATA_DIR, 'backup')
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try:
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os.makedirs(backupdir)
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print '[AUTO-BACKUP] Directory does not exist for backup - creating : ' + backupdir
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except OSError as exception:
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if exception.errno != errno.EEXIST:
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print '[AUTO-BACKUP] Directory already exists.'
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raise
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i = 0
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while (i < 2):
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if i == 0:
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ogfile = mylar.DB_FILE
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back = os.path.join(backupdir, 'mylar.db')
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back_1 = os.path.join(backupdir, 'mylar.db.1')
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else:
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ogfile = mylar.CONFIG_FILE
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back = os.path.join(backupdir, 'config.ini')
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back_1 = os.path.join(backupdir, 'config.ini.1')
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try:
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print '[AUTO-BACKUP] Now Backing up mylar.db file'
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if os.path.isfile(back_1):
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print '[AUTO-BACKUP] ' + back_1 + ' exists. Deleting and keeping new.'
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os.remove(back_1)
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if os.path.isfile(back):
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print '[AUTO-BACKUP] Now renaming ' + back + ' to ' + back_1
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shutil.move(back, back_1)
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print '[AUTO-BACKUP] Now copying db file to ' + back
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shutil.copy(ogfile, back)
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except OSError as exception:
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if exception.errno != errno.EXIST:
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raise
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i += 1
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# Rename the main thread
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threading.currentThread().name = "MAIN"
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if mylar.DAEMON:
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mylar.daemonize()
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if mylar.MAINTENANCE is True and any([args.exportjson, args.importjson, args.update is True, args.importstatus is True, args.fixslashes is True]):
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loggermode = '[MAINTENANCE-MODE]'
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if args.importstatus: #mylar.MAINTENANCE is True:
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cs = maintenance.Maintenance('status')
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cstat = cs.check_status()
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else:
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logger.info('%s Initializing maintenance mode' % loggermode)
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if args.update is True:
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logger.info('%s Attempting to update Mylar so things can work again...' % loggermode)
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try:
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mylar.shutdown(restart=True, update=True, maintenance=True)
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except Exception as e:
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sys.exit('%s Mylar failed to update: %s' % (loggermode, e))
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elif args.importdatabase:
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#for attempted db import.
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maintenance_path = args.importdatabase
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logger.info('%s db path accepted as %s' % (loggermode, maintenance_path))
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di = maintenance.Maintenance('database-import', file=maintenance_path)
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d = di.database_import()
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elif args.importjson:
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#for attempted file re-import (json format)
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maintenance_path = args.importjson
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logger.info('%s file indicated as being in json format - path accepted as %s' % (loggermode, maintenance_path))
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ij = maintenance.Maintenance('json-import', file=maintenance_path)
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j = ij.json_import()
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#elif args.importtext:
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# #for attempted file re-import (list format)
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# maintenance_path = args.importtext
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# logger.info('%s file indicated as being in list format - path accepted as %s' % (loggermode, maintenance_path))
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# it = maintenance.Maintenance('list-import', file=maintenance_path)
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# t = it.list_import()
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elif args.exportjson:
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#for export of db comicid's in json format
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maintenance_path = args.exportjson
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logger.info('%s file indicated as being written to json format - destination accepted as %s' % (loggermode, maintenance_path))
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ej = maintenance.Maintenance('json-export', output=maintenance_path)
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j = ej.json_export()
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elif args.fixslashes:
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#for running the fix slashes on the db manually
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logger.info('%s method indicated as fix slashes' % loggermode)
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fs = maintenance.Maintenance('fixslashes')
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j = fs.fix_slashes()
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else:
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logger.info('%s Not a valid command: %s' % (loggermode, maintenance_info))
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sys.exit()
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logger.info('%s Exiting Maintenance mode' % (loggermode))
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#possible option to restart automatically after maintenance has completed...
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sys.exit()
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# Force the http port if neccessary
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if args.port:
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http_port = args.port
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logger.info('Starting Mylar on forced port: %i' % http_port)
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else:
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http_port = int(mylar.CONFIG.HTTP_PORT)
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# Check if pyOpenSSL is installed. It is required for certificate generation
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# and for CherryPy.
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if mylar.CONFIG.ENABLE_HTTPS:
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try:
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import OpenSSL
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except ImportError:
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logger.warn("The pyOpenSSL module is missing. Install this " \
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"module to enable HTTPS. HTTPS will be disabled.")
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mylar.CONFIG.ENABLE_HTTPS = False
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# Try to start the server. Will exit here is address is already in use.
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web_config = {
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'http_port': http_port,
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'http_host': mylar.CONFIG.HTTP_HOST,
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'http_root': mylar.CONFIG.HTTP_ROOT,
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'enable_https': mylar.CONFIG.ENABLE_HTTPS,
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'https_cert': mylar.CONFIG.HTTPS_CERT,
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'https_key': mylar.CONFIG.HTTPS_KEY,
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'https_chain': mylar.CONFIG.HTTPS_CHAIN,
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'http_username': mylar.CONFIG.HTTP_USERNAME,
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'http_password': mylar.CONFIG.HTTP_PASSWORD,
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'authentication': mylar.CONFIG.AUTHENTICATION,
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'login_timeout': mylar.CONFIG.LOGIN_TIMEOUT,
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'opds_enable': mylar.CONFIG.OPDS_ENABLE,
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'opds_authentication': mylar.CONFIG.OPDS_AUTHENTICATION,
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'opds_username': mylar.CONFIG.OPDS_USERNAME,
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'opds_password': mylar.CONFIG.OPDS_PASSWORD,
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}
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# Try to start the server.
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webstart.initialize(web_config)
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#check for version here after web server initialized so it doesn't try to repeatidly hit github
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#for version info if it's already running
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versioncheck.versionload()
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if mylar.CONFIG.LAUNCH_BROWSER and not args.nolaunch:
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mylar.launch_browser(mylar.CONFIG.HTTP_HOST, http_port, mylar.CONFIG.HTTP_ROOT)
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# Start the background threads
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mylar.start()
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signal.signal(signal.SIGTERM, handler_sigterm)
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while True:
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if not mylar.SIGNAL:
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try:
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time.sleep(1)
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except KeyboardInterrupt:
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mylar.SIGNAL = 'shutdown'
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else:
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logger.info('Received signal: ' + mylar.SIGNAL)
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if mylar.SIGNAL == 'shutdown':
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mylar.shutdown()
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elif mylar.SIGNAL == 'restart':
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mylar.shutdown(restart=True)
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else:
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mylar.shutdown(restart=True, update=True)
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mylar.SIGNAL = None
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return
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if __name__ == "__main__":
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main()
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