def insertWebsite(self, url, domain):
		'''增加一个网页,标记为未访问,并对相应的domain增加其入度'''
		cur = self.conn.cursor()
		cur.execute("SELECT 1 FROM Domains WHERE domain=?", (domain,))
		result = cur.fetchone()
		if not result:
			# 未有对应domain记录, 先创建domain, 把入度设为1
			if VERBOSE:
				print 'Spot Domain:',domain
			self.insertDomain(domain, indegree=1)
			cur.execute("SELECT did FROM Domains WHERE domain=?", (domain,))
			did = cur.fetchone()[0]
		else:
			did = result[0]
			# 对应的domain记录已经存在, 对其入度+1
			cur.execute("UPDATE Domains SET outdegree=outdegree+1 WHERE domain=?", (domain,))

		cur.execute("INSERT INTO Websites VALUES (NULL,?,?,NULL,0)", (did, url,))
		# 写入到文件
		self.conn.commit()
def test_real_config(self, tempdir):
        config = """
        [pipeline:main]
        pipeline = cache proxy-server

        [app:proxy-server]
        use = egg:swift#proxy

        [filter:cache]
        use = egg:swift#memcache
        """
        config_path = os.path.join(tempdir, 'test.conf')
        with open(config_path, 'w') as f:
            f.write(dedent(config))
        memcache_ring = self._loadapp(config_path)
        # only one server by default
        self.assertEqual(list(memcache_ring._client_cache.keys()),
                         ['127.0.0.1:11211'])
        # extra options
        self.assertEqual(memcache_ring._connect_timeout, 0.3)
        self.assertEqual(memcache_ring._pool_timeout, 1.0)
        # tries is limited to server count
        self.assertEqual(memcache_ring._tries, 1)
        self.assertEqual(memcache_ring._io_timeout, 2.0)