password = password

# This section can be used to turn off some logging.
[log]

# There would be no logs generated if 'silent' is set to 'yes'.
silent = no

# This section control reactor wich would service main loop.
[reactor]

# Possible reactor types: plain, thread and kqueue (broken)
reactor = thread

		return(self._db)

	def check(self, site, ip_address):
		return(self._check_stmt(site, ip_address))

# abstract class with basic checking functionality
class Checker:
	__slots__ = frozenset(['_db', '_log'])

	def __init__(self):
		self._db = tagDB()
		self._log = Logger()

	def process(self, id, site, ip_address, url_path, line = None):
		self._log.info('trying {}\n'.format(site))
		result = self._db.check(site, ip_address)
		#reply = '{}://{}/{}'.format(req[4], req[1], req[3])
		reply = '-'
		for row in result:
			if row != None and row[0] != None:
				if row[1] != None:

		request = re.compile('^([0-9]+)\ (http|ftp):\/\/([-\w.:]+)\/([^ ]*)\ ([0-9.]+)\/(-|[\w\.]+)\ (-|\w+)\ (-|GET|HEAD|POST).*$').match(line)
		if request:
			id = request.group(1)
			#proto = request.group(2)
			site = request.group(3)
			url_path = request.group(4)
			ip_address = request.group(5)
			self.process(id, site, ip_address, url_path, line)


		else:
			self._log.info('bad request\n')
			self.writeline(line)




	def writeline(self, string):
		self._log.info('sending: ' + string)
		sys.stdout.write(string)
		sys.stdout.flush()

	def loop(self):
		while True:
			line = sys.stdin.readline()
			if len(line) == 0:
				break
			self.check(line)

# threaded checking facility
class CheckerThread(Checker):
	__slots__ = frozenset(['_lock', '_lock_exit', '_lock_queue', '_queue'])

	def __init__(self):
		# basic initialisation
		Checker.__init__(self)

		# Spin lock. Loop acquires it on start then releases it when holding queue
		# lock. This way the thread proceeds without stops while queue has data and
		# gets stalled when no data present. The lock is released by queue writer
		# after storing something into the queue
		self._lock = _thread.allocate_lock()
		self._lock_exit = _thread.allocate_lock()
		self._lock_queue = _thread.allocate_lock()
		self._lock.acquire()
		self._queue = []
		_thread.start_new_thread(self._start, ())

	def _start(self):
		while True:
			self._lock.acquire()
			with self._lock_queue:
				# yes this should be written this way, and yes, this is why I hate threading
				if len(self._queue) > 1:
					if self._lock.locked():
						self._lock.release()
				req = self._queue.pop(0)
			Checker.process(self, req[0], req[1], req[2], req[3])
			with self._lock_queue:
				if len(self._queue) == 0:
					if self._lock_exit.locked():
						self._lock_exit.release()

	def process(self, id, site, ip_address, url_path, line):
		with self._lock_queue:
			self._queue.append((id, site, ip_address, url_path))
			self._log.info('request {} queued ({})\n'.format(id, line))
			if not self._lock_exit.locked():
				self._lock_exit.acquire()
			if self._lock.locked():
				self._lock.release()

	def loop(self):
		while True:
			line = sys.stdin.readline()
			if len(line) == 0:
				break
			self.check(line)
		self._lock_exit.acquire()

# kqueue enable class for BSD's XXX broken for now
class CheckerKqueue(Checker):
	__slots__ = frozenset(['_kq', '_select', '_queue'])

	def __init__(self):
		# basic initialisation
		Checker.__init__(self)

		# importing select module
		import select
		self._select = select

		# kreating kqueue
		self._kq = self._select.kqueue()
		assert (self._kq.fileno() != -1)

		# watching sys.stdin for data
		self._kq.control([self._select.kevent(sys.stdin, self._select.KQ_FILTER_READ, self._select.KQ_EV_ADD)], 0)

		# creating data queue
		self._queue = []

	def loop(self):
		# Wait for data by default
		timeout = None
		while True:
			# checking if there is any data
			kevs = self._kq.control(None, 1, timeout)
			if len(kevs) > 0:
				#kev = kevs[0]
				# XXX add some code to read only known data size and check for newlines
				line = sys.stdin.readline()
				# add data to the queue
				self.check(line)
				# don't wait for data, start processing
				timeout = 0
			else:
				req = self._queue.pop(0)
				Checker.process(self, req[0], req[1], req[2], req[3])
				if len(self._queue) == 0:
					# wait for data - we have nothing to process
					timeout = None

	def process(self, id, site, ip_address, url_path, line):
		self._queue.append((id, site, ip_address, url_path))
		self._log.info('request {} queued ({})\n'.format(id, line))

# this classes processes config file and substitutes default values
class Config:
	__slots__ = frozenset(['_config', '_default', '_section'])
	_default = {
		'reactor': {
			'reactor': 'thread',

# initializing and reading in config file
config = Config()

config.section('reactor')
if config['reactor'] == 'thread':
	checker = CheckerThread()
elif config['reactor'] == 'plain':
	checker = Checker()
elif config['reactor'] == 'kqueue':
	checker = CheckerKqueue()





checker.loop()