d500448801 2009-10-05 1: #!/usr/bin/env python3.1
d500448801 2009-10-05 2:
ae30851739 2010-08-12 3: import postgresql.api, re, sys
d500448801 2009-10-05 4:
b93dc49210 2009-10-13 5: # wrapper around syslog, can be muted
d500448801 2009-10-05 6: class Logger:
d500448801 2009-10-05 7: __slots__ = frozenset(['_syslog'])
d500448801 2009-10-05 8:
d500448801 2009-10-05 9: def __init__(self):
d500448801 2009-10-05 10: config.section('log')
d500448801 2009-10-05 11: if config['silent'] == 'yes':
d500448801 2009-10-05 12: self._syslog = None
d500448801 2009-10-05 13: else:
d500448801 2009-10-05 14: import syslog
d500448801 2009-10-05 15: self._syslog = syslog
d500448801 2009-10-05 16: self._syslog.openlog('squidTag')
d500448801 2009-10-05 17:
d500448801 2009-10-05 18: def info(self, message):
4b22e25f24 2009-10-07 19: if self._syslog:
d500448801 2009-10-05 20: self._syslog.syslog(self._syslog.LOG_INFO, message)
d500448801 2009-10-05 21:
d500448801 2009-10-05 22: def notice(self, message):
4b22e25f24 2009-10-07 23: if self._syslog:
d500448801 2009-10-05 24: self._syslog.syslog(self._syslog.LOG_NOTICE, message)
d500448801 2009-10-05 25:
b93dc49210 2009-10-13 26: # wrapper around database
d500448801 2009-10-05 27: class tagDB:
d301d9adc6 2010-08-13 28: __slots__ = frozenset(('_check_stmt', '_db'))
b93dc49210 2009-10-13 29:
b93dc49210 2009-10-13 30: def __init__(self):
9450c03d41 2010-08-07 31: config.section('database')
9450c03d41 2010-08-07 32: self._db = postgresql.open(
9450c03d41 2010-08-07 33: 'pq://{}:{}@{}/{}'.format(
9450c03d41 2010-08-07 34: config['user'],
9450c03d41 2010-08-07 35: config['password'],
9450c03d41 2010-08-07 36: config['host'],
9450c03d41 2010-08-07 37: config['database'],
9450c03d41 2010-08-07 38: ) )
ae30851739 2010-08-12 39: self._check_stmt = None
b93dc49210 2009-10-13 40:
b93dc49210 2009-10-13 41: def check(self, site, ip_address):
ae30851739 2010-08-12 42: if self._check_stmt == None:
ae30851739 2010-08-12 43: self._check_stmt = self._db.prepare("select redirect_url, regexp from site_rule where site <@ tripdomain($1) and netmask >> $2::text::inet order by array_length(site, 1) desc")
b93dc49210 2009-10-13 44: return(self._check_stmt(site, ip_address))
ae30851739 2010-08-12 45:
ae30851739 2010-08-12 46: def dump(self):
bde51dc0c7 2010-08-26 47: return(self._db.prepare("copy (select untrip(site) as site, tag, regexp from urls order by site, tag) to stdout csv header")())
31e69c4237 2010-08-12 48:
bde51dc0c7 2010-08-26 49: def load(self, data):
31e69c4237 2010-08-12 50: with self._db.xact():
31e69c4237 2010-08-12 51: if config.options.flush_db:
31e69c4237 2010-08-12 52: self._db.execute('delete from urls;')
bde51dc0c7 2010-08-26 53: insert = self._db.prepare("insert into urls (site, tag, regexp) values (tripdomain($1), $2::text::text[], $3)")
bde51dc0c7 2010-08-26 54: for row in data:
bde51dc0c7 2010-08-26 55: if len(row) == 2:
bde51dc0c7 2010-08-26 56: insert(row[0], row[1], None)
31e69c4237 2010-08-12 57: else:
bde51dc0c7 2010-08-26 58: insert(row[0], row[1], row[2])
bde51dc0c7 2010-08-26 59: self._db.execute("update urls set regexp = NULL where regexp = ''")
31e69c4237 2010-08-12 60: self._db.execute('vacuum analyze urls;')
d301d9adc6 2010-08-13 61:
d301d9adc6 2010-08-13 62: def load_conf(self, csv_data):
d301d9adc6 2010-08-13 63: with self._db.xact():
d301d9adc6 2010-08-13 64: self._db.execute('delete from rules;')
bde51dc0c7 2010-08-26 65: insertconf = self._db.prepare("insert into rules (netmask, redirect_url, from_weekday, to_weekday, from_time, to_time, tag) values ($1::text::cidr, $2, $3, $4, $5::text::time, $6::text::time, $7::text::text[])")
d301d9adc6 2010-08-13 66: for row in csv_data:
d301d9adc6 2010-08-13 67: insertconf(row[0], row[1], int(row[2]), int(row[3]), row[4], row[5], row[6])
d301d9adc6 2010-08-13 68: self._db.execute('vacuum analyze rules;')
d301d9adc6 2010-08-13 69:
d301d9adc6 2010-08-13 70: def dump_conf(self):
bde51dc0c7 2010-08-26 71: return(self._db.prepare("copy (select netmask, redirect_url, from_weekday, to_weekday, from_time, to_time, tag from rules) to stdout csv header")())
b93dc49210 2009-10-13 72:
b93dc49210 2009-10-13 73: # abstract class with basic checking functionality
b93dc49210 2009-10-13 74: class Checker:
bde51dc0c7 2010-08-26 75: __slots__ = frozenset(['_db', '_log', '_request'])
b93dc49210 2009-10-13 76:
b93dc49210 2009-10-13 77: def __init__(self):
b93dc49210 2009-10-13 78: self._db = tagDB()
b93dc49210 2009-10-13 79: self._log = Logger()
7c13294e9f 2010-08-07 80: self._log.info('started\n')
bde51dc0c7 2010-08-26 81: self._request = re.compile('^([0-9]+)\ (http|ftp):\/\/([-\w.:]+)\/([^ ]*)\ ([0-9.]+)\/(-|[\w\.]+)\ (-|\w+)\ (-|GET|HEAD|POST).*$')
b93dc49210 2009-10-13 82:
ed7808827d 2009-10-14 83: def process(self, id, site, ip_address, url_path, line = None):
b93dc49210 2009-10-13 84: self._log.info('trying {}\n'.format(site))
b93dc49210 2009-10-13 85: result = self._db.check(site, ip_address)
b93dc49210 2009-10-13 86: reply = '-'
b93dc49210 2009-10-13 87: for row in result:
b93dc49210 2009-10-13 88: if row != None and row[0] != None:
b93dc49210 2009-10-13 89: if row[1] != None:
b93dc49210 2009-10-13 90: self._log.info('trying regexp "{}" versus "{}"\n'.format(row[1], url_path))
d2c54d0451 2010-03-01 91: try:
d2c54d0451 2010-03-01 92: if re.compile(row[1]).match(url_path):
1fa8a88371 2010-07-14 93: reply = row[0].format(url_path)
d2c54d0451 2010-03-01 94: break
d2c54d0451 2010-03-01 95: else:
d2c54d0451 2010-03-01 96: continue
d2c54d0451 2010-03-01 97: except:
d2c54d0451 2010-03-01 98: self._log.info("can't compile regexp")
b93dc49210 2009-10-13 99: else:
1fa8a88371 2010-07-14 100: reply = row[0].format(url_path)
b93dc49210 2009-10-13 101: break
b93dc49210 2009-10-13 102: self.writeline('{} {}\n'.format(id, reply))
b93dc49210 2009-10-13 103:
b93dc49210 2009-10-13 104: def check(self, line):
bde51dc0c7 2010-08-26 105: request = self._request.match(line)
b93dc49210 2009-10-13 106: if request:
b93dc49210 2009-10-13 107: id = request.group(1)
b93dc49210 2009-10-13 108: #proto = request.group(2)
b93dc49210 2009-10-13 109: site = request.group(3)
b93dc49210 2009-10-13 110: url_path = request.group(4)
b93dc49210 2009-10-13 111: ip_address = request.group(5)
ed7808827d 2009-10-14 112: self.process(id, site, ip_address, url_path, line)
26fc9b34d9 2010-08-07 113: return(True)
b93dc49210 2009-10-13 114: else:
b93dc49210 2009-10-13 115: self._log.info('bad request\n')
b93dc49210 2009-10-13 116: self.writeline(line)
26fc9b34d9 2010-08-07 117: return(False)
b93dc49210 2009-10-13 118:
b93dc49210 2009-10-13 119: def writeline(self, string):
b93dc49210 2009-10-13 120: self._log.info('sending: ' + string)
b93dc49210 2009-10-13 121: sys.stdout.write(string)
b93dc49210 2009-10-13 122: sys.stdout.flush()
b93dc49210 2009-10-13 123:
ed7808827d 2009-10-14 124: def loop(self):
ed7808827d 2009-10-14 125: while True:
ed7808827d 2009-10-14 126: line = sys.stdin.readline()
ed7808827d 2009-10-14 127: if len(line) == 0:
ed7808827d 2009-10-14 128: break
ed7808827d 2009-10-14 129: self.check(line)
ed7808827d 2009-10-14 130:
b93dc49210 2009-10-13 131: # threaded checking facility
b93dc49210 2009-10-13 132: class CheckerThread(Checker):
ed7808827d 2009-10-14 133: __slots__ = frozenset(['_lock', '_lock_exit', '_lock_queue', '_queue'])
d500448801 2009-10-05 134:
d500448801 2009-10-05 135: def __init__(self):
ae30851739 2010-08-12 136: import _thread
ae30851739 2010-08-12 137:
ed7808827d 2009-10-14 138: # basic initialisation
b93dc49210 2009-10-13 139: Checker.__init__(self)
ed7808827d 2009-10-14 140:
88c03b5440 2009-10-09 141: # Spin lock. Loop acquires it on start then releases it when holding queue
88c03b5440 2009-10-09 142: # lock. This way the thread proceeds without stops while queue has data and
88c03b5440 2009-10-09 143: # gets stalled when no data present. The lock is released by queue writer
88c03b5440 2009-10-09 144: # after storing something into the queue
d500448801 2009-10-05 145: self._lock = _thread.allocate_lock()
ed7808827d 2009-10-14 146: self._lock_exit = _thread.allocate_lock()
d500448801 2009-10-05 147: self._lock_queue = _thread.allocate_lock()
d500448801 2009-10-05 148: self._lock.acquire()
d500448801 2009-10-05 149: self._queue = []
d500448801 2009-10-05 150: _thread.start_new_thread(self._start, ())
d500448801 2009-10-05 151:
d500448801 2009-10-05 152: def _start(self):
d500448801 2009-10-05 153: while True:
d500448801 2009-10-05 154: self._lock.acquire()
ed7808827d 2009-10-14 155: with self._lock_queue:
ed7808827d 2009-10-14 156: # yes this should be written this way, and yes, this is why I hate threading
ed7808827d 2009-10-14 157: if len(self._queue) > 1:
ed7808827d 2009-10-14 158: if self._lock.locked():
ed7808827d 2009-10-14 159: self._lock.release()
ed7808827d 2009-10-14 160: req = self._queue.pop(0)
ed7808827d 2009-10-14 161: Checker.process(self, req[0], req[1], req[2], req[3])
ed7808827d 2009-10-14 162: with self._lock_queue:
ed7808827d 2009-10-14 163: if len(self._queue) == 0:
ed7808827d 2009-10-14 164: if self._lock_exit.locked():
ed7808827d 2009-10-14 165: self._lock_exit.release()
ed7808827d 2009-10-14 166:
ed7808827d 2009-10-14 167: def process(self, id, site, ip_address, url_path, line):
ed7808827d 2009-10-14 168: with self._lock_queue:
ed7808827d 2009-10-14 169: self._queue.append((id, site, ip_address, url_path))
ed7808827d 2009-10-14 170: self._log.info('request {} queued ({})\n'.format(id, line))
ed7808827d 2009-10-14 171: if not self._lock_exit.locked():
ed7808827d 2009-10-14 172: self._lock_exit.acquire()
ed7808827d 2009-10-14 173: if self._lock.locked():
ed7808827d 2009-10-14 174: self._lock.release()
ed7808827d 2009-10-14 175:
ed7808827d 2009-10-14 176: def loop(self):
ed7808827d 2009-10-14 177: while True:
ed7808827d 2009-10-14 178: line = sys.stdin.readline()
ed7808827d 2009-10-14 179: if len(line) == 0:
ed7808827d 2009-10-14 180: break
ed7808827d 2009-10-14 181: self.check(line)
ed7808827d 2009-10-14 182: self._lock_exit.acquire()
ed7808827d 2009-10-14 183:
26fc9b34d9 2010-08-07 184: # kqueue enabled class for BSD's
ed7808827d 2009-10-14 185: class CheckerKqueue(Checker):
ed7808827d 2009-10-14 186: __slots__ = frozenset(['_kq', '_select', '_queue'])
ed7808827d 2009-10-14 187:
ed7808827d 2009-10-14 188: def __init__(self):
ed7808827d 2009-10-14 189: # basic initialisation
ed7808827d 2009-10-14 190: Checker.__init__(self)
ed7808827d 2009-10-14 191:
ed7808827d 2009-10-14 192: # importing select module
ed7808827d 2009-10-14 193: import select
ed7808827d 2009-10-14 194: self._select = select
ed7808827d 2009-10-14 195:
ed7808827d 2009-10-14 196: # kreating kqueue
ed7808827d 2009-10-14 197: self._kq = self._select.kqueue()
7c13294e9f 2010-08-07 198: assert self._kq.fileno() != -1, "Fatal error: can't initialise kqueue."
ed7808827d 2009-10-14 199:
ed7808827d 2009-10-14 200: # watching sys.stdin for data
ed7808827d 2009-10-14 201: self._kq.control([self._select.kevent(sys.stdin, self._select.KQ_FILTER_READ, self._select.KQ_EV_ADD)], 0)
ed7808827d 2009-10-14 202:
ed7808827d 2009-10-14 203: # creating data queue
ed7808827d 2009-10-14 204: self._queue = []
ed7808827d 2009-10-14 205:
ed7808827d 2009-10-14 206: def loop(self):
ed7808827d 2009-10-14 207: # Wait for data by default
ed7808827d 2009-10-14 208: timeout = None
26fc9b34d9 2010-08-07 209: eof = False
26fc9b34d9 2010-08-07 210: buffer = ''
ed7808827d 2009-10-14 211: while True:
26fc9b34d9 2010-08-07 212: # checking if there is any data or witing for data to arrive
ed7808827d 2009-10-14 213: kevs = self._kq.control(None, 1, timeout)
7c13294e9f 2010-08-07 214:
ae1c0114c1 2010-08-09 215: for kev in kevs:
ae1c0114c1 2010-08-09 216: if kev.filter == self._select.KQ_FILTER_READ and kev.data > 0:
ae1c0114c1 2010-08-09 217: # reading data in
ae1c0114c1 2010-08-09 218: new_buffer = sys.stdin.read(kev.data)
ae1c0114c1 2010-08-09 219: # if no data was sent - we have reached end of file
ae1c0114c1 2010-08-09 220: if len(new_buffer) == 0:
ae1c0114c1 2010-08-09 221: eof = True
ae1c0114c1 2010-08-09 222: else:
ae1c0114c1 2010-08-09 223: # adding current buffer to old buffer remains
ae1c0114c1 2010-08-09 224: buffer += new_buffer
ae1c0114c1 2010-08-09 225: # splitting to lines
ae1c0114c1 2010-08-09 226: lines = buffer.split('\n')
ae1c0114c1 2010-08-09 227: # last line that was not terminate by newline returns to buffer
ae1c0114c1 2010-08-09 228: buffer = lines[-1]
ae1c0114c1 2010-08-09 229: # an only if there was at least one newline
ae1c0114c1 2010-08-09 230: if len(lines) > 1:
ae1c0114c1 2010-08-09 231: for line in lines[:-1]:
ae1c0114c1 2010-08-09 232: # add data to the queue
ae1c0114c1 2010-08-09 233: if self.check(line + '\n'):
ae1c0114c1 2010-08-09 234: # don't wait for more data, start processing
ae1c0114c1 2010-08-09 235: timeout = 0
ae1c0114c1 2010-08-09 236:
ae1c0114c1 2010-08-09 237: # detect end of stream and exit if possible
ae1c0114c1 2010-08-09 238: if kev.flags >> 15 == 1:
ae1c0114c1 2010-08-09 239: self._kq.control([self._select.kevent(sys.stdin, self._select.KQ_FILTER_READ, self._select.KQ_EV_DELETE)], 0)
ae1c0114c1 2010-08-09 240: eof = True
bde51dc0c7 2010-08-26 241: #timeout = 0
ae1c0114c1 2010-08-09 242:
ae1c0114c1 2010-08-09 243: if len(kevs) == 0:
7c13294e9f 2010-08-07 244: if len(self._queue) > 0:
7c13294e9f 2010-08-07 245: # get one request and process it
26fc9b34d9 2010-08-07 246: req = self._queue.pop(0)
26fc9b34d9 2010-08-07 247: Checker.process(self, req[0], req[1], req[2], req[3])
26fc9b34d9 2010-08-07 248: if len(self._queue) == 0:
26fc9b34d9 2010-08-07 249: # wait for data - we have nothing to process
26fc9b34d9 2010-08-07 250: timeout = None
7c13294e9f 2010-08-07 251:
7c13294e9f 2010-08-07 252: # if queue is empty and we reached end of stream - we can exit
7c13294e9f 2010-08-07 253: if len(self._queue) == 0 and eof:
7c13294e9f 2010-08-07 254: break
ed7808827d 2009-10-14 255:
ed7808827d 2009-10-14 256: def process(self, id, site, ip_address, url_path, line):
26fc9b34d9 2010-08-07 257: # simply adding data to the queue
ed7808827d 2009-10-14 258: self._queue.append((id, site, ip_address, url_path))
ed7808827d 2009-10-14 259: self._log.info('request {} queued ({})\n'.format(id, line))
fc934cead1 2009-10-13 260:
fc934cead1 2009-10-13 261: # this classes processes config file and substitutes default values
d500448801 2009-10-05 262: class Config:
ae30851739 2010-08-12 263: __slots__ = frozenset(['_config', '_default', '_section', 'options'])
b93dc49210 2009-10-13 264: _default = {
b93dc49210 2009-10-13 265: 'reactor': {
b93dc49210 2009-10-13 266: 'reactor': 'thread',
b93dc49210 2009-10-13 267: },
fc934cead1 2009-10-13 268: 'log': {
fc934cead1 2009-10-13 269: 'silent': 'no',
fc934cead1 2009-10-13 270: },
fc934cead1 2009-10-13 271: 'database': {
fc934cead1 2009-10-13 272: 'host': 'localhost',
fc934cead1 2009-10-13 273: 'database': 'squidTag',
fc934cead1 2009-10-13 274: },}
d500448801 2009-10-05 275:
fc934cead1 2009-10-13 276: # function to read in config file
d500448801 2009-10-05 277: def __init__(self):
ae30851739 2010-08-12 278: import configparser, optparse, os
ae30851739 2010-08-12 279:
d500448801 2009-10-05 280: parser = optparse.OptionParser()
d500448801 2009-10-05 281: parser.add_option('-c', '--config', dest = 'config',
d500448801 2009-10-05 282: help = 'config file location', metavar = 'FILE',
d500448801 2009-10-05 283: default = '/usr/local/etc/squid-tagger.conf')
ae30851739 2010-08-12 284: parser.add_option('-d', '--dump', dest = 'dump',
ae30851739 2010-08-12 285: help = 'dump database', action = 'store_true', metavar = 'bool',
ae30851739 2010-08-12 286: default = False)
31e69c4237 2010-08-12 287: parser.add_option('-f', '--flush-database', dest = 'flush_db',
31e69c4237 2010-08-12 288: help = 'flush previous database on load', default = False,
31e69c4237 2010-08-12 289: action = 'store_true', metavar = 'bool')
31e69c4237 2010-08-12 290: parser.add_option('-l', '--load', dest = 'load',
31e69c4237 2010-08-12 291: help = 'load database', action = 'store_true', metavar = 'bool',
31e69c4237 2010-08-12 292: default = False)
d301d9adc6 2010-08-13 293: parser.add_option('-D', '--dump-conf', dest = 'dump_conf',
d301d9adc6 2010-08-13 294: help = 'dump filtering rules', default = False, metavar = 'bool',
d301d9adc6 2010-08-13 295: action = 'store_true')
d301d9adc6 2010-08-13 296: parser.add_option('-L', '--load-conf', dest = 'load_conf',
d301d9adc6 2010-08-13 297: help = 'load filtering rules', default = False, metavar = 'bool',
d301d9adc6 2010-08-13 298: action = 'store_true')
d500448801 2009-10-05 299:
ae30851739 2010-08-12 300: (self.options, args) = parser.parse_args()
d500448801 2009-10-05 301:
ae30851739 2010-08-12 302: assert os.access(self.options.config, os.R_OK), "Fatal error: can't read {}".format(self.options.config)
d500448801 2009-10-05 303:
d500448801 2009-10-05 304: self._config = configparser.ConfigParser()
ae30851739 2010-08-12 305: self._config.readfp(open(self.options.config))
d500448801 2009-10-05 306:
fc934cead1 2009-10-13 307: # function to select config file section or create one
d500448801 2009-10-05 308: def section(self, section):
fc934cead1 2009-10-13 309: if not self._config.has_section(section):
fc934cead1 2009-10-13 310: self._config.add_section(section)
d500448801 2009-10-05 311: self._section = section
d500448801 2009-10-05 312:
fc934cead1 2009-10-13 313: # function to get config parameter, if parameter doesn't exists the default
fc934cead1 2009-10-13 314: # value or None is substituted
d500448801 2009-10-05 315: def __getitem__(self, name):
fc934cead1 2009-10-13 316: if not self._config.has_option(self._section, name):
b93dc49210 2009-10-13 317: if self._section in self._default:
b93dc49210 2009-10-13 318: if name in self._default[self._section]:
fc934cead1 2009-10-13 319: self._config.set(self._section, name, self._default[self._section][name])
fc934cead1 2009-10-13 320: else:
fc934cead1 2009-10-13 321: self._config.set(self._section, name, None)
fc934cead1 2009-10-13 322: else:
fc934cead1 2009-10-13 323: self._config.set(self._section, name, None)
b93dc49210 2009-10-13 324: return(self._config.get(self._section, name))
d500448801 2009-10-05 325:
fc934cead1 2009-10-13 326: # initializing and reading in config file
d500448801 2009-10-05 327: config = Config()
d500448801 2009-10-05 328:
d301d9adc6 2010-08-13 329: if config.options.dump or config.options.load or config.options.dump_conf or config.options.load_conf:
d301d9adc6 2010-08-13 330: import csv
d301d9adc6 2010-08-13 331:
d301d9adc6 2010-08-13 332: tagdb = tagDB()
bde51dc0c7 2010-08-26 333: data_fields = ['site', 'tag', 'regexp']
d301d9adc6 2010-08-13 334: conf_fields = ['netmask', 'redirect_url', 'from_weekday', 'to_weekday', 'from_time', 'to_time', 'tag']
d301d9adc6 2010-08-13 335:
d301d9adc6 2010-08-13 336: if config.options.dump or config.options.dump_conf:
bde51dc0c7 2010-08-26 337: if config.options.dump:
bde51dc0c7 2010-08-26 338: dump = tagdb.dump()
bde51dc0c7 2010-08-26 339: elif config.options.dump_conf:
bde51dc0c7 2010-08-26 340: dump = tagdb.dump_conf()
bde51dc0c7 2010-08-26 341:
bde51dc0c7 2010-08-26 342: for line in dump:
bde51dc0c7 2010-08-26 343: sys.stdout.write(line.decode('utf-8'))
d301d9adc6 2010-08-13 344:
d301d9adc6 2010-08-13 345: elif config.options.load or config.options.load_conf:
d301d9adc6 2010-08-13 346: csv_reader = csv.reader(sys.stdin)
d301d9adc6 2010-08-13 347: first_row = next(csv_reader)
d301d9adc6 2010-08-13 348:
d301d9adc6 2010-08-13 349: if config.options.load:
bde51dc0c7 2010-08-26 350: fields = data_fields
bde51dc0c7 2010-08-26 351: load = tagdb.load
bde51dc0c7 2010-08-26 352: elif config.options.load_conf:
bde51dc0c7 2010-08-26 353: fields = conf_fields
bde51dc0c7 2010-08-26 354: load = tagdb.load_conf
bde51dc0c7 2010-08-26 355:
bde51dc0c7 2010-08-26 356: assert first_row == fields, 'File must contain csv data with theese columns: ' + repr(fields)
bde51dc0c7 2010-08-26 357: load(csv_reader)
ae30851739 2010-08-12 358:
ae30851739 2010-08-12 359: else:
ae30851739 2010-08-12 360: # main loop
ae30851739 2010-08-12 361: config.section('reactor')
ae30851739 2010-08-12 362: if config['reactor'] == 'thread':
ae30851739 2010-08-12 363: checker = CheckerThread()
ae30851739 2010-08-12 364: elif config['reactor'] == 'plain':
ae30851739 2010-08-12 365: checker = Checker()
ae30851739 2010-08-12 366: elif config['reactor'] == 'kqueue':
ae30851739 2010-08-12 367: checker = CheckerKqueue()
ae30851739 2010-08-12 368:
ae30851739 2010-08-12 369: checker.loop()