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return(self._check_stmt(site, ip_address))
def dump(self):
if self._dump_stmt == None:
self._dump_stmt = self._db.prepare("select untrip(site), tag, regexp from urls natural join site natural join tag order by site, tag")
return(self._dump_stmt())
def load(self, csv_data):
with self._db.xact():
if config.options.flush_db:
self._db.execute('delete from urls;')
if config.options.flush_site:
self._db.execute('delete from site;');
insertreg = self._db.prepare("select set($1, $2, $3)")
insert = self._db.prepare("select set($1, $2)")
for row in csv_data:
if len(row[2]) > 0:
insertreg(row[0], row[1], row[2])
else:
insert(row[0], row[1])
self._db.execute('vacuum analyze site;')
self._db.execute('vacuum analyze urls;')
# abstract class with basic checking functionality
class Checker:
__slots__ = frozenset(['_db', '_log'])
def __init__(self):
self._db = tagDB()
self._log = Logger()
self._log.info('started\n')
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])
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parser = optparse.OptionParser()
parser.add_option('-c', '--config', dest = 'config',
help = 'config file location', metavar = 'FILE',
default = '/usr/local/etc/squid-tagger.conf')
parser.add_option('-d', '--dump', dest = 'dump',
help = 'dump database', action = 'store_true', metavar = 'bool',
default = False)
parser.add_option('-f', '--flush-database', dest = 'flush_db',
help = 'flush previous database on load', default = False,
action = 'store_true', metavar = 'bool')
parser.add_option('-F', '--flush-site', dest = 'flush_site',
help = 'when flushing previous dtabase flush site index too',
action = 'store_true', default = False, metavar = 'bool')
parser.add_option('-l', '--load', dest = 'load',
help = 'load database', action = 'store_true', metavar = 'bool',
default = False)
(self.options, args) = parser.parse_args()
assert os.access(self.options.config, os.R_OK), "Fatal error: can't read {}".format(self.options.config)
self._config = configparser.ConfigParser()
self._config.readfp(open(self.options.config))
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tagdb = tagDB()
csv_writer = csv.writer(sys.stdout)
csv_writer.writerow(['site', 'tags', 'regexp'])
for row in tagdb.dump():
csv_writer.writerow([row[0], '{' + ','.join(row[1]) + '}', row[2]])
elif config.options.load:
# loading database
import csv
tagdb = tagDB()
csv_reader = csv.reader(sys.stdin)
first_row = next(csv_reader)
assert first_row == ['site', 'tags', 'regexp'], 'File must contain csv data with three columns: "site", "tags" and "regexp".'
tagdb.load(csv_reader)
else:
# main loop
config.section('reactor')
if config['reactor'] == 'thread':
checker = CheckerThread()
elif config['reactor'] == 'plain':
checker = Checker()
elif config['reactor'] == 'kqueue':
checker = CheckerKqueue()
checker.loop()
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