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Annotation For squid-tagger.py
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Annotation For squid-tagger.py

Origin for each line in squid-tagger.py from check-in d823fa83dd:

0ef24b1937 2011-04-06    1: #!/usr/bin/env python
0ef24b1937 2011-04-06    2: 
0ef24b1937 2011-04-06    3: from __future__ import division, print_function, unicode_literals
0ef24b1937 2011-04-06    4: 
0ef24b1937 2011-04-06    5: import gevent.monkey
0ef24b1937 2011-04-06    6: gevent.monkey.patch_all()
0ef24b1937 2011-04-06    7: 
0ef24b1937 2011-04-06    8: import fcntl, gevent.core, gevent.pool, gevent.queue, gevent.socket, os, psycopg2, re, sys
0ef24b1937 2011-04-06    9: 
0ef24b1937 2011-04-06   10: # //inclusion start
0ef24b1937 2011-04-06   11: # Copyright (C) 2010 Daniele Varrazzo <daniele.varrazzo@gmail.com>
0ef24b1937 2011-04-06   12: # and licensed under the MIT license:
0ef24b1937 2011-04-06   13: 
0ef24b1937 2011-04-06   14: def gevent_wait_callback(conn, timeout=None):
0ef24b1937 2011-04-06   15: 	"""A wait callback useful to allow gevent to work with Psycopg."""
0ef24b1937 2011-04-06   16: 	while 1:
0ef24b1937 2011-04-06   17: 		state = conn.poll()
0ef24b1937 2011-04-06   18: 		if state == psycopg2.extensions.POLL_OK:
0ef24b1937 2011-04-06   19: 			break
0ef24b1937 2011-04-06   20: 		elif state == psycopg2.extensions.POLL_READ:
0ef24b1937 2011-04-06   21: 			gevent.socket.wait_read(conn.fileno(), timeout=timeout)
0ef24b1937 2011-04-06   22: 		elif state == psycopg2.extensions.POLL_WRITE:
0ef24b1937 2011-04-06   23: 			gevent.socket.wait_write(conn.fileno(), timeout=timeout)
0ef24b1937 2011-04-06   24: 		else:
0ef24b1937 2011-04-06   25: 			raise psycopg2.OperationalError("Bad result from poll: %r" % state)
0ef24b1937 2011-04-06   26: 
0ef24b1937 2011-04-06   27: if not hasattr(psycopg2.extensions, 'set_wait_callback'):
0ef24b1937 2011-04-06   28: 	raise ImportError("support for coroutines not available in this Psycopg version (%s)" % psycopg2.__version__)
0ef24b1937 2011-04-06   29: 	psycopg2.extensions.set_wait_callback(gevent_wait_callback)
0ef24b1937 2011-04-06   30: 
0ef24b1937 2011-04-06   31: # //inclusion end
fc934cead1 2009-10-13   32: 
fc934cead1 2009-10-13   33: # this classes processes config file and substitutes default values
fc934cead1 2009-10-13   34: class Config:
ae30851739 2010-08-12   35: 	__slots__ = frozenset(['_config', '_default', '_section', 'options'])
b93dc49210 2009-10-13   36: 	_default = {
fc934cead1 2009-10-13   37: 		'log': {
fc934cead1 2009-10-13   38: 			'silent': 'no',
fc934cead1 2009-10-13   39: 		},
fc934cead1 2009-10-13   40: 		'database': {
fc934cead1 2009-10-13   41: 			'host': 'localhost',
fc934cead1 2009-10-13   42: 			'database': 'squidTag',
fc934cead1 2009-10-13   43: 	},}
fc934cead1 2009-10-13   44: 
fc934cead1 2009-10-13   45: 	# function to read in config file
fc934cead1 2009-10-13   46: 	def __init__(self):
0ef24b1937 2011-04-06   47: 		import ConfigParser, optparse, os
ae30851739 2010-08-12   48: 
fc934cead1 2009-10-13   49: 		parser = optparse.OptionParser()
fc934cead1 2009-10-13   50: 		parser.add_option('-c', '--config', dest = 'config',
fc934cead1 2009-10-13   51: 			help = 'config file location', metavar = 'FILE',
fc934cead1 2009-10-13   52: 			default = '/usr/local/etc/squid-tagger.conf')
ae30851739 2010-08-12   53: 		parser.add_option('-d', '--dump', dest = 'dump',
ae30851739 2010-08-12   54: 			help = 'dump database', action = 'store_true', metavar = 'bool',
ae30851739 2010-08-12   55: 			default = False)
31e69c4237 2010-08-12   56: 		parser.add_option('-f', '--flush-database', dest = 'flush_db',
31e69c4237 2010-08-12   57: 			help = 'flush previous database on load', default = False,
31e69c4237 2010-08-12   58: 			action = 'store_true', metavar = 'bool')
31e69c4237 2010-08-12   59: 		parser.add_option('-l', '--load', dest = 'load',
31e69c4237 2010-08-12   60: 			help = 'load database', action = 'store_true', metavar = 'bool',
31e69c4237 2010-08-12   61: 			default = False)
d301d9adc6 2010-08-13   62: 		parser.add_option('-D', '--dump-conf', dest = 'dump_conf',
d301d9adc6 2010-08-13   63: 			help = 'dump filtering rules', default = False, metavar = 'bool',
d301d9adc6 2010-08-13   64: 			action = 'store_true')
d301d9adc6 2010-08-13   65: 		parser.add_option('-L', '--load-conf', dest = 'load_conf',
d301d9adc6 2010-08-13   66: 			help = 'load filtering rules', default = False, metavar = 'bool',
d301d9adc6 2010-08-13   67: 			action = 'store_true')
7c13294e9f 2010-08-07   68: 
ae30851739 2010-08-12   69: 		(self.options, args) = parser.parse_args()
7c13294e9f 2010-08-07   70: 
ae30851739 2010-08-12   71: 		assert os.access(self.options.config, os.R_OK), "Fatal error: can't read {}".format(self.options.config)
7c13294e9f 2010-08-07   72: 
0ef24b1937 2011-04-06   73: 		self._config = ConfigParser.ConfigParser()
ae30851739 2010-08-12   74: 		self._config.readfp(open(self.options.config))
fc934cead1 2009-10-13   75: 
fc934cead1 2009-10-13   76: 	# function to select config file section or create one
fc934cead1 2009-10-13   77: 	def section(self, section):
fc934cead1 2009-10-13   78: 		if not self._config.has_section(section):
fc934cead1 2009-10-13   79: 			self._config.add_section(section)
fc934cead1 2009-10-13   80: 		self._section = section
fc934cead1 2009-10-13   81: 
fc934cead1 2009-10-13   82: 	# function to get config parameter, if parameter doesn't exists the default
fc934cead1 2009-10-13   83: 	# value or None is substituted
fc934cead1 2009-10-13   84: 	def __getitem__(self, name):
fc934cead1 2009-10-13   85: 		if not self._config.has_option(self._section, name):
b93dc49210 2009-10-13   86: 			if self._section in self._default:
b93dc49210 2009-10-13   87: 				if name in self._default[self._section]:
fc934cead1 2009-10-13   88: 					self._config.set(self._section, name, self._default[self._section][name])
fc934cead1 2009-10-13   89: 				else:
fc934cead1 2009-10-13   90: 					self._config.set(self._section, name, None)
fc934cead1 2009-10-13   91: 			else:
fc934cead1 2009-10-13   92: 				self._config.set(self._section, name, None)
b93dc49210 2009-10-13   93: 		return(self._config.get(self._section, name))
d500448801 2009-10-05   94: 
fc934cead1 2009-10-13   95: # initializing and reading in config file
fc934cead1 2009-10-13   96: config = Config()
d500448801 2009-10-05   97: 
39b97ced92 2011-06-05   98: # wrapper around syslog, can be muted
39b97ced92 2011-06-05   99: class Logger(object):
39b97ced92 2011-06-05  100: 	__slots__ = frozenset(['_syslog'])
39b97ced92 2011-06-05  101: 
39b97ced92 2011-06-05  102: 	def __init__(self):
39b97ced92 2011-06-05  103: 		config.section('log')
39b97ced92 2011-06-05  104: 		if config['silent'] == 'yes':
39b97ced92 2011-06-05  105: 			self._syslog = None
39b97ced92 2011-06-05  106: 		else:
39b97ced92 2011-06-05  107: 			import syslog
39b97ced92 2011-06-05  108: 			self._syslog = syslog
39b97ced92 2011-06-05  109: 			self._syslog.openlog(str('squidTag'))
39b97ced92 2011-06-05  110: 
39b97ced92 2011-06-05  111: 	def info(self, message):
39b97ced92 2011-06-05  112: 		if self._syslog != None:
39b97ced92 2011-06-05  113: 			self._syslog.syslog(self._syslog.LOG_INFO, message)
39b97ced92 2011-06-05  114: 
39b97ced92 2011-06-05  115: 	def notice(self, message):
39b97ced92 2011-06-05  116: 		if self._syslog != None:
39b97ced92 2011-06-05  117: 			self._syslog.syslog(self._syslog.LOG_NOTICE, message)
39b97ced92 2011-06-05  118: 
39b97ced92 2011-06-05  119: logger = Logger()
39b97ced92 2011-06-05  120: 
39b97ced92 2011-06-05  121: # tiny wrapper around a file to make reads from it geventable
39b97ced92 2011-06-05  122: # or should i move this somewhere?
39b97ced92 2011-06-05  123: 
39b97ced92 2011-06-05  124: class FReadlineQueue(gevent.queue.Queue):
39b97ced92 2011-06-05  125: 	# storing file descriptor, leftover
39b97ced92 2011-06-05  126: 	__slots__ = frozenset(['_fd', '_tail'])
39b97ced92 2011-06-05  127: 
39b97ced92 2011-06-05  128: 	def __init__(self, fd):
39b97ced92 2011-06-05  129: 		# initialising class
39b97ced92 2011-06-05  130: 		gevent.queue.Queue.__init__(self)
39b97ced92 2011-06-05  131: 		# storing file descriptor
39b97ced92 2011-06-05  132: 		self._fd = fd
39b97ced92 2011-06-05  133: 		# using empty tail
39b97ced92 2011-06-05  134: 		self._tail = ''
39b97ced92 2011-06-05  135: 		# setting up event
39b97ced92 2011-06-05  136: 		self._install_wait()
39b97ced92 2011-06-05  137: 
39b97ced92 2011-06-05  138: 	def _install_wait(self):
39b97ced92 2011-06-05  139: 		fileno = self._fd.fileno()
39b97ced92 2011-06-05  140: 		# putting file to nonblocking mode
39b97ced92 2011-06-05  141: 		fcntl.fcntl(fileno, fcntl.F_SETFL, fcntl.fcntl(fileno, fcntl.F_GETFL)  | os.O_NONBLOCK)
39b97ced92 2011-06-05  142: 		# installing event handler
39b97ced92 2011-06-05  143: 		gevent.core.read_event(fileno, self._wait_helper)
39b97ced92 2011-06-05  144: 
39b97ced92 2011-06-05  145: 	def _wait_helper(self, ev, evtype):
39b97ced92 2011-06-05  146: 		# reading one buffer from stream
39b97ced92 2011-06-05  147: 		buf = self._fd.read(4096)
39b97ced92 2011-06-05  148: 		# splitting stream by line ends
39b97ced92 2011-06-05  149: 		rows = buf.decode('l1').split('\n')
39b97ced92 2011-06-05  150: 		# adding tail to the first element if there is some tail
39b97ced92 2011-06-05  151: 		if len(self._tail) > 0:
39b97ced92 2011-06-05  152: 			rows[0] = self._tail + rows[0]
39b97ced92 2011-06-05  153: 		# popping out last (incomplete) element
39b97ced92 2011-06-05  154: 		self._tail = rows.pop(-1)
39b97ced92 2011-06-05  155: 		# dropping all complete elements to the queue
39b97ced92 2011-06-05  156: 		for row in rows:
39b97ced92 2011-06-05  157: 			self.put_nowait(row)
39b97ced92 2011-06-05  158: 			logger.info('request: ' + row)
39b97ced92 2011-06-05  159: 		if len(buf) > 0:
39b97ced92 2011-06-05  160: 			# no EOF, reinstalling event handler
39b97ced92 2011-06-05  161: 			gevent.core.read_event(self._fd.fileno(), self._wait_helper)
39b97ced92 2011-06-05  162: 		else:
39b97ced92 2011-06-05  163: 			# EOF found, sending EOF to queue
39b97ced92 2011-06-05  164: 			self.put_nowait(None)
39b97ced92 2011-06-05  165: 
39b97ced92 2011-06-05  166: stdin = FReadlineQueue(sys.stdin)
39b97ced92 2011-06-05  167: 
d823fa83dd 2012-07-07  168: class FWritelineQueue(gevent.queue.JoinableQueue):
d823fa83dd 2012-07-07  169: 	# storing fileno, io interface, leftover
d823fa83dd 2012-07-07  170: 	__slots__ = frozenset(['_fileno', '_io', '_tail'])
d823fa83dd 2012-07-07  171: 
d823fa83dd 2012-07-07  172: 	def __init__(self, fd, closefd = True):
d823fa83dd 2012-07-07  173: 		import io
d823fa83dd 2012-07-07  174: 		# initialising class
d823fa83dd 2012-07-07  175: 		gevent.queue.JoinableQueue.__init__(self)
d823fa83dd 2012-07-07  176: 		# storing fileno
d823fa83dd 2012-07-07  177: 		self._fileno = fd.fileno()
d823fa83dd 2012-07-07  178: 		# creating interface
d823fa83dd 2012-07-07  179: 		self._io = io.FileIO(self._fileno, 'w', closefd)
d823fa83dd 2012-07-07  180: 		# using empty tail
d823fa83dd 2012-07-07  181: 		self._tail = None
d823fa83dd 2012-07-07  182: 		# putting file to nonblocking mode
d823fa83dd 2012-07-07  183: 		fcntl.fcntl(self._fileno, fcntl.F_SETFL, fcntl.fcntl(self._fileno, fcntl.F_GETFL)  | os.O_NONBLOCK)
d823fa83dd 2012-07-07  184: 
d823fa83dd 2012-07-07  185: 	def __del__(self):
d823fa83dd 2012-07-07  186: 		# purge queue before deleting
d823fa83dd 2012-07-07  187: 		if not self.empty():
d823fa83dd 2012-07-07  188: 			self.join()
d823fa83dd 2012-07-07  189: 
d823fa83dd 2012-07-07  190: 	def put(self, item, block=True, timeout=None):
d823fa83dd 2012-07-07  191: 		# calling real put
d823fa83dd 2012-07-07  192: 		gevent.queue.JoinableQueue.put(self, item, block, timeout)
d823fa83dd 2012-07-07  193: 		# installing event handler
d823fa83dd 2012-07-07  194: 		gevent.core.write_event(self._fileno, self._wait_helper)
d823fa83dd 2012-07-07  195: 
d823fa83dd 2012-07-07  196: 	def _wait_helper(self, ev, evtype):
d823fa83dd 2012-07-07  197: 		# XXX ev, evtype checking?
d823fa83dd 2012-07-07  198: 		# checking leftover
d823fa83dd 2012-07-07  199: 		while True:
d823fa83dd 2012-07-07  200: 			if self._tail == None:
d823fa83dd 2012-07-07  201: 				try:
d823fa83dd 2012-07-07  202: 					self._tail = str(self.get_nowait()).encode('utf-8') + '\n'
d823fa83dd 2012-07-07  203: 				except gevent.queue.Empty:
d823fa83dd 2012-07-07  204: 					self._tail = None
d823fa83dd 2012-07-07  205: 					return
d823fa83dd 2012-07-07  206: 			# writing tail
d823fa83dd 2012-07-07  207: 			written = self._io.write(self._tail)
d823fa83dd 2012-07-07  208: 			length = len(self._tail)
d823fa83dd 2012-07-07  209: 			if written == length:
d823fa83dd 2012-07-07  210: 				self._tail = None
d823fa83dd 2012-07-07  211: 			elif written < length:
d823fa83dd 2012-07-07  212: 				self._tail = self._tail[written:]
d823fa83dd 2012-07-07  213: 				break
d823fa83dd 2012-07-07  214: 			else:
d823fa83dd 2012-07-07  215: 				break
d823fa83dd 2012-07-07  216: 		# reinstalling event handler
d823fa83dd 2012-07-07  217: 		gevent.core.write_event(self._fileno, self._wait_helper)
d823fa83dd 2012-07-07  218: 
39b97ced92 2011-06-05  219: # wrapper around database
39b97ced92 2011-06-05  220: class tagDB(object):
39b97ced92 2011-06-05  221: 	__slots__ = frozenset(['_cursor', '_db'])
39b97ced92 2011-06-05  222: 
39b97ced92 2011-06-05  223: 	def __init__(self):
39b97ced92 2011-06-05  224: 		config.section('database')
d2c7ba18a4 2011-09-14  225: 		if config['host'] == None:
d2c7ba18a4 2011-09-14  226: 			self._db = psycopg2.connect(
d2c7ba18a4 2011-09-14  227: 				database = config['database'],
d2c7ba18a4 2011-09-14  228: 				user = config['user'],
d2c7ba18a4 2011-09-14  229: 				password = config['password']
d2c7ba18a4 2011-09-14  230: 			)
d2c7ba18a4 2011-09-14  231: 		else:
d2c7ba18a4 2011-09-14  232: 			self._db = psycopg2.connect(
d2c7ba18a4 2011-09-14  233: 				database = config['database'],
d2c7ba18a4 2011-09-14  234: 				host = config['host'],
d2c7ba18a4 2011-09-14  235: 				user = config['user'],
d2c7ba18a4 2011-09-14  236: 				password = config['password']
d2c7ba18a4 2011-09-14  237: 			)
39b97ced92 2011-06-05  238: 		self._cursor = self._db.cursor()
39b97ced92 2011-06-05  239: 
39b97ced92 2011-06-05  240: 	def _field_names(self):
39b97ced92 2011-06-05  241: 		names = []
39b97ced92 2011-06-05  242: 		for record in self._cursor.description:
39b97ced92 2011-06-05  243: 			names.append(record.name)
39b97ced92 2011-06-05  244: 		return(names)
39b97ced92 2011-06-05  245: 
39b97ced92 2011-06-05  246: 	def check(self, site, ip_address):
39b97ced92 2011-06-05  247: 		self._cursor.execute("select * from (select redirect_url, regexp from site_rule where site <@ tripdomain(%s) and netmask >>= %s order by array_length(site, 1) desc) a group by redirect_url, regexp", [site, ip_address])
39b97ced92 2011-06-05  248: 		return(self._cursor.fetchall())
39b97ced92 2011-06-05  249: 
39b97ced92 2011-06-05  250: 	def dump(self):
39b97ced92 2011-06-05  251: 		self._cursor.execute("select untrip(site) as site, tag::text, regexp from urls order by site, tag")
39b97ced92 2011-06-05  252: 		return(self._field_names(), self._cursor.fetchall())
39b97ced92 2011-06-05  253: 
39b97ced92 2011-06-05  254: 	def load(self, data):
39b97ced92 2011-06-05  255: 		if config.options.flush_db:
39b97ced92 2011-06-05  256: 			self._cursor.execute('delete from urls;')
39b97ced92 2011-06-05  257: 		bundle = []
39b97ced92 2011-06-05  258: 		for row in data:
39b97ced92 2011-06-05  259: 			if len(row) == 2:
39b97ced92 2011-06-05  260: 				bundle.append([row[0], row[1], None])
39b97ced92 2011-06-05  261: 			else:
39b97ced92 2011-06-05  262: 				bundle.append([row[0], row[1], row[2]])
39b97ced92 2011-06-05  263: 		self._cursor.executemany("insert into urls (site, tag, regexp) values (tripdomain(%s), %s, %s)", bundle)
39b97ced92 2011-06-05  264: 		self._cursor.execute("update urls set regexp = NULL where regexp = ''")
39b97ced92 2011-06-05  265: 		self._db.commit()
39b97ced92 2011-06-05  266: 
39b97ced92 2011-06-05  267: 	def load_conf(self, csv_data):
39b97ced92 2011-06-05  268: 		self._cursor.execute('delete from rules;')
39b97ced92 2011-06-05  269: 		bundle = []
39b97ced92 2011-06-05  270: 		for row in csv_data:
39b97ced92 2011-06-05  271: 			bundle.append([row[0], row[1], int(row[2]), int(row[3]), row[4], row[5], row[6]])
39b97ced92 2011-06-05  272: 		self._cursor.executemany("insert into rules (netmask, redirect_url, from_weekday, to_weekday, from_time, to_time, tag) values (%s::text::cidr, %s, %s, %s, %s::text::time, %s::text::time, %s::text::text[])", bundle)
39b97ced92 2011-06-05  273: 		self._db.commit()
39b97ced92 2011-06-05  274: 
39b97ced92 2011-06-05  275: 	def dump_conf(self):
39b97ced92 2011-06-05  276: 		self._cursor.execute("select netmask, redirect_url, from_weekday, to_weekday, from_time, to_time, tag::text from rules")
39b97ced92 2011-06-05  277: 		return(self._field_names(), self._cursor.fetchall())
39b97ced92 2011-06-05  278: 
39b97ced92 2011-06-05  279: # abstract class with basic checking functionality
39b97ced92 2011-06-05  280: class Checker(object):
d823fa83dd 2012-07-07  281: 	__slots__ = frozenset(['_db', '_log', '_queue', '_request', '_stdout'])
39b97ced92 2011-06-05  282: 
39b97ced92 2011-06-05  283: 	def __init__(self, queue, logger):
39b97ced92 2011-06-05  284: 		self._db = tagDB()
39b97ced92 2011-06-05  285: 		self._log = logger
d823fa83dd 2012-07-07  286: 		self._log.info('started')
39b97ced92 2011-06-05  287: 		self._request = re.compile('^([0-9]+)\ (http|ftp):\/\/([-\w.:]+)\/([^ ]*)\ ([0-9.]+)\/(-|[\w\.]+)\ (-|\w+)\ (-|GET|HEAD|POST).*$')
39b97ced92 2011-06-05  288: 		self._queue = queue
d823fa83dd 2012-07-07  289: 		self._stdout = FWritelineQueue(sys.stdout, False)
39b97ced92 2011-06-05  290: 
39b97ced92 2011-06-05  291: 	def process(self, id, site, ip_address, url_path, line = None):
d823fa83dd 2012-07-07  292: 		#self._log.info('trying {}'.format(site))
39b97ced92 2011-06-05  293: 		result = self._db.check(site, ip_address)
39b97ced92 2011-06-05  294: 		reply = None
39b97ced92 2011-06-05  295: 		#self._log.info('got {} lines from database'.format(len(result)))
39b97ced92 2011-06-05  296: 		for row in result:
39b97ced92 2011-06-05  297: 			if row != None and row[0] != None:
39b97ced92 2011-06-05  298: 				if row[1] != None:
d823fa83dd 2012-07-07  299: 					self._log.info('trying regexp "{}" versus "{}"'.format(row[1], url_path))
39b97ced92 2011-06-05  300: 					try:
39b97ced92 2011-06-05  301: 						if re.compile(row[1]).match(url_path):
39b97ced92 2011-06-05  302: 							reply = row[0].format(url_path)
39b97ced92 2011-06-05  303: 						else:
39b97ced92 2011-06-05  304: 							continue
39b97ced92 2011-06-05  305: 					except:
39b97ced92 2011-06-05  306: 						self._log.info("can't compile regexp")
39b97ced92 2011-06-05  307: 				else:
39b97ced92 2011-06-05  308: 					reply = row[0].format(url_path)
39b97ced92 2011-06-05  309: 			if reply != None:
d823fa83dd 2012-07-07  310: 				self.writeline('{} {}'.format(id, reply))
39b97ced92 2011-06-05  311: 				return(True)
d823fa83dd 2012-07-07  312: 		self.writeline('{}'.format(id))
39b97ced92 2011-06-05  313: 
39b97ced92 2011-06-05  314: 	def check(self):
39b97ced92 2011-06-05  315: 		while True:
39b97ced92 2011-06-05  316: 			line = self._queue.get()
39b97ced92 2011-06-05  317: 			if line == None:
39b97ced92 2011-06-05  318: 				break
39b97ced92 2011-06-05  319: 			#self._log.info('request: ' + line)
39b97ced92 2011-06-05  320: 			request = self._request.match(line)
39b97ced92 2011-06-05  321: 			if request:
39b97ced92 2011-06-05  322: 				id = request.group(1)
39b97ced92 2011-06-05  323: 				#proto = request.group(2)
39b97ced92 2011-06-05  324: 				site = request.group(3)
39b97ced92 2011-06-05  325: 				url_path = request.group(4)
39b97ced92 2011-06-05  326: 				ip_address = request.group(5)
39b97ced92 2011-06-05  327: 				self.process(id, site, ip_address, url_path, line)
39b97ced92 2011-06-05  328: 			else:
39b97ced92 2011-06-05  329: 				self._log.info('bad request\n')
d823fa83dd 2012-07-07  330: 				self.writeline(line)
39b97ced92 2011-06-05  331: 
39b97ced92 2011-06-05  332: 	def writeline(self, string):
39b97ced92 2011-06-05  333: 		self._log.info('sending: ' + string)
d823fa83dd 2012-07-07  334: 		self._stdout.put(string)
39b97ced92 2011-06-05  335: 
39b97ced92 2011-06-05  336: 	def loop(self):
39b97ced92 2011-06-05  337: 		pool = gevent.pool.Pool()
39b97ced92 2011-06-05  338: 		pool.spawn(self.check)
39b97ced92 2011-06-05  339: 		pool.join()
39b97ced92 2011-06-05  340: 
d301d9adc6 2010-08-13  341: if config.options.dump or config.options.load or config.options.dump_conf or config.options.load_conf:
d301d9adc6 2010-08-13  342: 	import csv
d301d9adc6 2010-08-13  343: 
d301d9adc6 2010-08-13  344: 	tagdb = tagDB()
bde51dc0c7 2010-08-26  345: 	data_fields = ['site', 'tag', 'regexp']
d301d9adc6 2010-08-13  346: 	conf_fields = ['netmask', 'redirect_url', 'from_weekday', 'to_weekday', 'from_time', 'to_time', 'tag']
d301d9adc6 2010-08-13  347: 
d301d9adc6 2010-08-13  348: 	if config.options.dump or config.options.dump_conf:
0ef24b1937 2011-04-06  349: 		csv_writer = csv.writer(sys.stdout)
d301d9adc6 2010-08-13  350: 		if config.options.dump:
bde51dc0c7 2010-08-26  351: 			dump = tagdb.dump()
bde51dc0c7 2010-08-26  352: 		elif config.options.dump_conf:
bde51dc0c7 2010-08-26  353: 			dump = tagdb.dump_conf()
bde51dc0c7 2010-08-26  354: 
0ef24b1937 2011-04-06  355: 		csv_writer.writerow(dump[0])
0ef24b1937 2011-04-06  356: 		for line in dump[1]:
0ef24b1937 2011-04-06  357: 			csv_writer.writerow(line)
d301d9adc6 2010-08-13  358: 
d301d9adc6 2010-08-13  359: 	elif config.options.load or config.options.load_conf:
d301d9adc6 2010-08-13  360: 		csv_reader = csv.reader(sys.stdin)
d301d9adc6 2010-08-13  361: 		first_row = next(csv_reader)
d301d9adc6 2010-08-13  362: 
d301d9adc6 2010-08-13  363: 		if config.options.load:
bde51dc0c7 2010-08-26  364: 			fields = data_fields
bde51dc0c7 2010-08-26  365: 			load = tagdb.load
bde51dc0c7 2010-08-26  366: 		elif config.options.load_conf:
bde51dc0c7 2010-08-26  367: 			fields = conf_fields
bde51dc0c7 2010-08-26  368: 			load = tagdb.load_conf
bde51dc0c7 2010-08-26  369: 
bde51dc0c7 2010-08-26  370: 		assert first_row == fields, 'File must contain csv data with theese columns: ' + repr(fields)
bde51dc0c7 2010-08-26  371: 		load(csv_reader)
d301d9adc6 2010-08-13  372: 
d301d9adc6 2010-08-13  373: else:
d301d9adc6 2010-08-13  374: 	# main loop
39b97ced92 2011-06-05  375: 	Checker(stdin, logger).loop()