Source code for couchpotato.runner

from logging import handlers
from uuid import uuid4
import locale
import logging
import os.path
import sys
import time
import traceback
import warnings
import re
import tarfile
import shutil

from CodernityDB.database_super_thread_safe import SuperThreadSafeDatabase
from argparse import ArgumentParser
from cache import FileSystemCache
from couchpotato import KeyHandler, LoginHandler, LogoutHandler
from couchpotato.api import NonBlockHandler, ApiHandler
from couchpotato.core.event import fireEventAsync, fireEvent
from couchpotato.core.helpers.encoding import sp
from couchpotato.core.helpers.variable import getDataDir, tryInt, getFreeSpace
import requests
from requests.packages.urllib3 import disable_warnings
from tornado.httpserver import HTTPServer
from tornado.web import Application, StaticFileHandler, RedirectHandler
from couchpotato.core.softchroot import SoftChrootInitError

[docs]def getOptions(args):
# Options parser = ArgumentParser(prog = 'CouchPotato.py') parser.add_argument('--data_dir', dest = 'data_dir', help = 'Absolute or ~/ path of the data dir') parser.add_argument('--config_file', dest = 'config_file', help = 'Absolute or ~/ path of the settings file (default DATA_DIR/settings.conf)') parser.add_argument('--debug', action = 'store_true', dest = 'debug', help = 'Debug mode') parser.add_argument('--console_log', action = 'store_true', dest = 'console_log', help = "Log to console") parser.add_argument('--quiet', action = 'store_true', dest = 'quiet', help = 'No console logging') parser.add_argument('--daemon', action = 'store_true', dest = 'daemon', help = 'Daemonize the app') parser.add_argument('--pid_file', dest = 'pid_file', help = 'Path to pidfile needed for daemon') options = parser.parse_args(args) data_dir = os.path.expanduser(options.data_dir if options.data_dir else getDataDir()) if not options.config_file: options.config_file = os.path.join(data_dir, 'settings.conf') if not options.pid_file: options.pid_file = os.path.join(data_dir, 'couchpotato.pid') options.config_file = os.path.expanduser(options.config_file) options.pid_file = os.path.expanduser(options.pid_file) return options # Tornado monkey patch logging.. def _log(status_code, request): if status_code < 400: return else: log_method = logging.debug request_time = 1000.0 * request.request_time() summary = request.method + " " + request.uri + " (" + \ request.remote_ip + ")" log_method("%d %s %.2fms", status_code, summary, request_time)
[docs]def runCouchPotato(options, base_path, args, data_dir = None, log_dir = None, Env = None, desktop = None):
try: locale.setlocale(locale.LC_ALL, "") encoding = locale.getpreferredencoding() except (locale.Error, IOError): encoding = None # for OSes that are poorly configured I'll just force UTF-8 if not encoding or encoding in ('ANSI_X3.4-1968', 'US-ASCII', 'ASCII'): encoding = 'UTF-8' Env.set('encoding', encoding) # Do db stuff db_path = sp(os.path.join(data_dir, 'database')) old_db_path = os.path.join(data_dir, 'couchpotato.db') # Remove database folder if both exists if os.path.isdir(db_path) and os.path.isfile(old_db_path): db = SuperThreadSafeDatabase(db_path) db.open() db.destroy() # Check if database exists db = SuperThreadSafeDatabase(db_path) db_exists = db.exists() if db_exists: # Backup before start and cleanup old backups backup_path = sp(os.path.join(data_dir, 'db_backup')) backup_count = 5 existing_backups = [] if not os.path.isdir(backup_path): os.makedirs(backup_path) for root, dirs, files in os.walk(backup_path): # Only consider files being a direct child of the backup_path if root == backup_path: for backup_file in sorted(files): ints = re.findall('\d+', backup_file) # Delete non zip files if len(ints) != 1: try: os.remove(os.path.join(root, backup_file)) except: pass else: existing_backups.append((int(ints[0]), backup_file)) else: # Delete stray directories. shutil.rmtree(root) # Remove all but the last 5 for eb in existing_backups[:-backup_count]: os.remove(os.path.join(backup_path, eb[1])) # Create new backup new_backup = sp(os.path.join(backup_path, '%s.tar.gz' % int(time.time()))) zipf = tarfile.open(new_backup, 'w:gz') for root, dirs, files in os.walk(db_path): for zfilename in files: zipf.add(os.path.join(root, zfilename), arcname = 'database/%s' % os.path.join(root[len(db_path) + 1:], zfilename)) zipf.close() # Open last db.open() else: db.create() # Force creation of cachedir log_dir = sp(log_dir) cache_dir = sp(os.path.join(data_dir, 'cache')) python_cache = sp(os.path.join(cache_dir, 'python')) if not os.path.exists(cache_dir): os.mkdir(cache_dir) if not os.path.exists(python_cache): os.mkdir(python_cache) session = requests.Session() session.max_redirects = 5 # Register environment settings Env.set('app_dir', sp(base_path)) Env.set('data_dir', sp(data_dir)) Env.set('log_path', sp(os.path.join(log_dir, 'CouchPotato.log'))) Env.set('db', db) Env.set('http_opener', session) Env.set('cache_dir', cache_dir) Env.set('cache', FileSystemCache(python_cache)) Env.set('console_log', options.console_log) Env.set('quiet', options.quiet) Env.set('desktop', desktop) Env.set('daemonized', options.daemon) Env.set('args', args) Env.set('options', options) # Determine debug debug = options.debug or Env.setting('debug', default = False, type = 'bool') Env.set('debug', debug) # Development development = Env.setting('development', default = False, type = 'bool') Env.set('dev', development) # Disable logging for some modules for logger_name in ['enzyme', 'guessit', 'subliminal', 'apscheduler', 'tornado', 'requests']: logging.getLogger(logger_name).setLevel(logging.ERROR) for logger_name in ['gntp']: logging.getLogger(logger_name).setLevel(logging.WARNING) # Disable SSL warning disable_warnings() # Use reloader reloader = debug is True and development and not Env.get('desktop') and not options.daemon # Logger logger = logging.getLogger() formatter = logging.Formatter('%(asctime)s %(levelname)s %(message)s', '%m-%d %H:%M:%S') level = logging.DEBUG if debug else logging.INFO logger.setLevel(level) logging.addLevelName(19, 'INFO') # To screen if (debug or options.console_log) and not options.quiet and not options.daemon: hdlr = logging.StreamHandler(sys.stderr) hdlr.setFormatter(formatter) logger.addHandler(hdlr) # To file hdlr2 = handlers.RotatingFileHandler(Env.get('log_path'), 'a', 500000, 10, encoding = Env.get('encoding')) hdlr2.setFormatter(formatter) logger.addHandler(hdlr2) # Start logging & enable colors # noinspection PyUnresolvedReferences import color_logs from couchpotato.core.logger import CPLog log = CPLog(__name__) log.debug('Started with options %s', options) # Check soft-chroot dir exists: try: # Load Soft-Chroot soft_chroot = Env.get('softchroot') soft_chroot_dir = Env.setting('soft_chroot', section = 'core', default = None, type='unicode' ) soft_chroot.initialize(soft_chroot_dir) except SoftChrootInitError as exc: log.error(exc) return except: log.error('Unable to check whether SOFT-CHROOT is defined') return # Check available space try: total_space, available_space = getFreeSpace(data_dir) if available_space < 100: log.error('Shutting down as CP needs some space to work. You\'ll get corrupted data otherwise. Only %sMB left', available_space) return except: log.error('Failed getting diskspace: %s', traceback.format_exc()) def customwarn(message, category, filename, lineno, file = None, line = None): log.warning('%s %s %s line:%s', (category, message, filename, lineno)) warnings.showwarning = customwarn # Create app from couchpotato import WebHandler web_base = ('/' + Env.setting('url_base').lstrip('/') + '/') if Env.setting('url_base') else '/' Env.set('web_base', web_base) api_key = Env.setting('api_key') if not api_key: api_key = uuid4().hex Env.setting('api_key', value = api_key) api_base = r'%sapi/%s/' % (web_base, api_key) Env.set('api_base', api_base) # Basic config host = Env.setting('host', default = '0.0.0.0') host6 = Env.setting('host6', default = '::') config = { 'use_reloader': reloader, 'port': tryInt(Env.setting('port', default = 5050)), 'host': host if host and len(host) > 0 else '0.0.0.0', 'host6': host6 if host6 and len(host6) > 0 else '::', 'ssl_cert': Env.setting('ssl_cert', default = None), 'ssl_key': Env.setting('ssl_key', default = None), } # Load the app application = Application( [], log_function = lambda x: None, debug = config['use_reloader'], gzip = True, cookie_secret = api_key, login_url = '%slogin/' % web_base, ) Env.set('app', application) # Request handlers application.add_handlers(".*$", [ (r'%snonblock/(.*)(/?)' % api_base, NonBlockHandler), # API handlers (r'%s(.*)(/?)' % api_base, ApiHandler), # Main API handler (r'%sgetkey(/?)' % web_base, KeyHandler), # Get API key (r'%s' % api_base, RedirectHandler, {"url": web_base + 'docs/'}), # API docs # Login handlers (r'%slogin(/?)' % web_base, LoginHandler), (r'%slogout(/?)' % web_base, LogoutHandler), # Catch all webhandlers (r'%s(.*)(/?)' % web_base, WebHandler), (r'(.*)', WebHandler), ]) # Static paths static_path = '%sstatic/' % web_base for dir_name in ['fonts', 'images', 'scripts', 'style']: application.add_handlers(".*$", [ ('%s%s/(.*)' % (static_path, dir_name), StaticFileHandler, {'path': sp(os.path.join(base_path, 'couchpotato', 'static', dir_name))}) ]) Env.set('static_path', static_path) # Load configs & plugins loader = Env.get('loader') loader.preload(root = sp(base_path)) loader.run() # Fill database with needed stuff fireEvent('database.setup') if not db_exists: fireEvent('app.initialize', in_order = True) fireEvent('app.migrate') # Go go go! from tornado.ioloop import IOLoop from tornado.autoreload import add_reload_hook loop = IOLoop.current() # Reload hook def reload_hook(): fireEvent('app.shutdown') add_reload_hook(reload_hook) # Some logging and fire load event try: log.info('Starting server on port %(port)s', config) except: pass fireEventAsync('app.load') ssl_options = None if config['ssl_cert'] and config['ssl_key']: ssl_options = { 'certfile': config['ssl_cert'], 'keyfile': config['ssl_key'], } server = HTTPServer(application, no_keep_alive = True, ssl_options = ssl_options) try_restart = True restart_tries = 5 while try_restart: try: server.listen(config['port'], config['host']) if Env.setting('ipv6', default = False): try: server.listen(config['port'], config['host6']) except: log.info2('Tried to bind to IPV6 but failed') loop.start() server.close_all_connections() server.stop() loop.close(all_fds = True) except Exception as e: log.error('Failed starting: %s', traceback.format_exc()) try: nr, msg = e if nr == 48: log.info('Port (%s) needed for CouchPotato is already in use, try %s more time after few seconds', (config.get('port'), restart_tries)) time.sleep(1) restart_tries -= 1 if restart_tries > 0: continue else: return except ValueError: return except: pass raise try_restart = False