Python pycurl.CONNECTTIMEOUT Examples

def query(url):
  """
  Uses pycurl to fetch a site using the proxy on the SOCKS_PORT.
  """

  output = StringIO.StringIO()

  query = pycurl.Curl()
  query.setopt(pycurl.URL, url)
  query.setopt(pycurl.PROXY, 'localhost')
  query.setopt(pycurl.PROXYPORT, SOCKS_PORT)
  query.setopt(pycurl.PROXYTYPE, pycurl.PROXYTYPE_SOCKS5_HOSTNAME)
  query.setopt(pycurl.CONNECTTIMEOUT, CONNECTION_TIMEOUT)
  query.setopt(pycurl.WRITEFUNCTION, output.write)

  try:
    query.perform()
    return output.getvalue()
  except pycurl.error as exc:
    raise ValueError("Unable to reach %s (%s)" % (url, exc)) 

def __init__(self, hass, config):
        """Construct a thread listening for events."""
        self.hass = hass

        for device_cfg in config:
          url = URL_TEMPLATE.format(
              protocol=device_cfg.get("protocol"),
              host=device_cfg.get("host"),
              port=device_cfg.get("port"),
              events=device_cfg.get("events")
            )
          channels = device_cfg.get("channels")
          channels_dict = {}
          if channels is not None:
              for channel in channels:
                  channels_dict[channel.get("number")] = channel.get("name")

          device = DahuaDevice(self, hass, device_cfg.get("name"), url, channels_dict)
          self.Devices.append(device)

          CurlObj = pycurl.Curl()
          device.CurlObj = CurlObj

          CurlObj.setopt(pycurl.URL, url)
          CurlObj.setopt(pycurl.CONNECTTIMEOUT, 30)
          CurlObj.setopt(pycurl.TCP_KEEPALIVE, 1)
          CurlObj.setopt(pycurl.TCP_KEEPIDLE, 30)
          CurlObj.setopt(pycurl.TCP_KEEPINTVL, 15)
          CurlObj.setopt(pycurl.HTTPAUTH, pycurl.HTTPAUTH_DIGEST)
          CurlObj.setopt(pycurl.USERPWD, "%s:%s" % (device_cfg.get("user"), device_cfg.get("password")))
          CurlObj.setopt(pycurl.WRITEFUNCTION, device.OnReceive)

          self.CurlMultiObj.add_handle(CurlObj)
          self.NumCurlObjs += 1

          _LOGGER.debug("Added Dahua device at: %s", url)

        threading.Thread.__init__(self)
        self.stopped = threading.Event() 

def generate_curl(self, url=None, headers=None):
        """ 生成一个curl, 返回 curl 实例和用于获取结果的 buffer
        """
        curl = pycurl.Curl()
        buff = StringIO()

        curl.setopt(pycurl.COOKIEFILE, "cookie")
        curl.setopt(pycurl.COOKIEJAR, "cookie_jar")
        curl.setopt(pycurl.SHARE, self.http._share)
        curl.setopt(pycurl.WRITEFUNCTION, buff.write)
        curl.setopt(pycurl.FOLLOWLOCATION, 1)
        curl.setopt(pycurl.MAXREDIRS, 5)
        curl.setopt(pycurl.TIMEOUT, 3)
        curl.setopt(pycurl.CONNECTTIMEOUT, 3)

        if url:
            curl.setopt(pycurl.URL, url)

        if headers:
            self.set_curl_headers(curl, headers)

        return curl, buff 

def url_check(self, url):
        '''下载地址检查'''

        url_info = {}
        proto = urlparse.urlparse(url)[0]
        if proto not in VALIDPROTOCOL:
            print 'Valid protocol should be http or ftp, but % s found < %s >!' % (proto, url)
        else:
            ss = StringIO()
            curl = pycurl.Curl()
            curl.setopt(pycurl.FOLLOWLOCATION, 1)
            curl.setopt(pycurl.MAXREDIRS, 5)
            curl.setopt(pycurl.CONNECTTIMEOUT, 30)
            curl.setopt(pycurl.TIMEOUT, 300)
            curl.setopt(pycurl.NOSIGNAL, 1)
            curl.setopt(pycurl.NOPROGRESS, 1)
            curl.setopt(pycurl.NOBODY, 1)
            curl.setopt(pycurl.HEADERFUNCTION, ss.write)
            curl.setopt(pycurl.URL, url)

        try:
            curl.perform()
        except:
            pass

        if curl.errstr() == '' and curl.getinfo(pycurl.RESPONSE_CODE) in STATUS_OK:
            url_info['url'] = curl.getinfo(pycurl.EFFECTIVE_URL)
            url_info['file'] = os.path.split(url_info['url'])[1]
            url_info['size'] = int(
                curl.getinfo(pycurl.CONTENT_LENGTH_DOWNLOAD))
            url_info['partible'] = (ss.getvalue().find('Accept - Ranges') != -1)

        return url_info 

def test_post(self):
        curl = CurlStub(b"result")
        result = fetch("http://example.com", post=True, curl=curl)
        self.assertEqual(result, b"result")
        self.assertEqual(curl.options,
                         {pycurl.URL: b"http://example.com",
                          pycurl.FOLLOWLOCATION: 1,
                          pycurl.MAXREDIRS: 5,
                          pycurl.CONNECTTIMEOUT: 30,
                          pycurl.LOW_SPEED_LIMIT: 1,
                          pycurl.LOW_SPEED_TIME: 600,
                          pycurl.NOSIGNAL: 1,
                          pycurl.WRITEFUNCTION: Any(),
                          pycurl.POST: True,
                          pycurl.DNS_CACHE_TIMEOUT: 0,
                          pycurl.ENCODING: b"gzip,deflate"}) 

def test_post_data(self):
        curl = CurlStub(b"result")
        result = fetch("http://example.com", post=True, data="data", curl=curl)
        self.assertEqual(result, b"result")
        self.assertEqual(curl.options[pycurl.READFUNCTION](), b"data")
        self.assertEqual(curl.options,
                         {pycurl.URL: b"http://example.com",
                          pycurl.FOLLOWLOCATION: 1,
                          pycurl.MAXREDIRS: 5,
                          pycurl.CONNECTTIMEOUT: 30,
                          pycurl.LOW_SPEED_LIMIT: 1,
                          pycurl.LOW_SPEED_TIME: 600,
                          pycurl.NOSIGNAL: 1,
                          pycurl.WRITEFUNCTION: Any(),
                          pycurl.POST: True,
                          pycurl.POSTFIELDSIZE: 4,
                          pycurl.READFUNCTION: Any(),
                          pycurl.DNS_CACHE_TIMEOUT: 0,
                          pycurl.ENCODING: b"gzip,deflate"}) 

def test_cainfo(self):
        curl = CurlStub(b"result")
        result = fetch("https://example.com", cainfo="cainfo", curl=curl)
        self.assertEqual(result, b"result")
        self.assertEqual(curl.options,
                         {pycurl.URL: b"https://example.com",
                          pycurl.FOLLOWLOCATION: 1,
                          pycurl.MAXREDIRS: 5,
                          pycurl.CONNECTTIMEOUT: 30,
                          pycurl.LOW_SPEED_LIMIT: 1,
                          pycurl.LOW_SPEED_TIME: 600,
                          pycurl.NOSIGNAL: 1,
                          pycurl.WRITEFUNCTION: Any(),
                          pycurl.CAINFO: b"cainfo",
                          pycurl.DNS_CACHE_TIMEOUT: 0,
                          pycurl.ENCODING: b"gzip,deflate"}) 

def test_headers(self):
        curl = CurlStub(b"result")
        result = fetch("http://example.com",
                       headers={"a": "1", "b": "2"}, curl=curl)
        self.assertEqual(result, b"result")
        self.assertEqual(curl.options,
                         {pycurl.URL: b"http://example.com",
                          pycurl.FOLLOWLOCATION: 1,
                          pycurl.MAXREDIRS: 5,
                          pycurl.CONNECTTIMEOUT: 30,
                          pycurl.LOW_SPEED_LIMIT: 1,
                          pycurl.LOW_SPEED_TIME: 600,
                          pycurl.NOSIGNAL: 1,
                          pycurl.WRITEFUNCTION: Any(),
                          pycurl.HTTPHEADER: ["a: 1", "b: 2"],
                          pycurl.DNS_CACHE_TIMEOUT: 0,
                          pycurl.ENCODING: b"gzip,deflate"}) 

def test_pycurl_insecure(self):
        curl = CurlStub(b"result")
        result = fetch("http://example.com/get-ca-cert", curl=curl,
                       insecure=True)
        self.assertEqual(result, b"result")
        self.assertEqual(curl.options,
                         {pycurl.URL: b"http://example.com/get-ca-cert",
                          pycurl.FOLLOWLOCATION: 1,
                          pycurl.MAXREDIRS: 5,
                          pycurl.CONNECTTIMEOUT: 30,
                          pycurl.LOW_SPEED_LIMIT: 1,
                          pycurl.LOW_SPEED_TIME: 600,
                          pycurl.NOSIGNAL: 1,
                          pycurl.WRITEFUNCTION: Any(),
                          pycurl.SSL_VERIFYPEER: False,
                          pycurl.DNS_CACHE_TIMEOUT: 0,
                          pycurl.ENCODING: b"gzip,deflate"}) 

def _init_base_headers_curl(self):
        format_header = ["{}: {}".format(key, value) for key, value in self._headers.items()]
        format_cookie = "; ".join(["{}={}".format(key, value) for key, value in self._cookies.items()])
        self._curl = pycurl.Curl()
        self._curl.setopt(pycurl.URL, self._link)
        self._curl.setopt(pycurl.CONNECTTIMEOUT, 10)
        self._curl.setopt(pycurl.TIMEOUT, 30)
        self._curl.setopt(pycurl.HTTPHEADER, format_header)
        self._curl.setopt(pycurl.COOKIE, format_cookie)
        self._curl.setopt(pycurl.CAINFO, "cert/ca-cert.pem") 

def request(self, url, method, body, headers):
            c = pycurl.Curl()
            c.setopt(pycurl.URL, str(url))
            if 'proxy_host' in self.proxy:
                c.setopt(pycurl.PROXY, self.proxy['proxy_host'])
            if 'proxy_port' in self.proxy:
                c.setopt(pycurl.PROXYPORT, self.proxy['proxy_port'])
            if 'proxy_user' in self.proxy:
                c.setopt(pycurl.PROXYUSERPWD, "%(proxy_user)s:%(proxy_pass)s" % self.proxy)
            self.buf = StringIO()
            c.setopt(pycurl.WRITEFUNCTION, self.buf.write)
            #c.setopt(pycurl.READFUNCTION, self.read)
            #self.body = StringIO(body)
            #c.setopt(pycurl.HEADERFUNCTION, self.header)
            if self.cacert:
                c.setopt(c.CAINFO, str(self.cacert)) 
            c.setopt(pycurl.SSL_VERIFYPEER, self.cacert and 1 or 0)
            c.setopt(pycurl.SSL_VERIFYHOST, self.cacert and 2 or 0)
            c.setopt(pycurl.CONNECTTIMEOUT, self.timeout/6) 
            c.setopt(pycurl.TIMEOUT, self.timeout)
            if method=='POST':
                c.setopt(pycurl.POST, 1)
                c.setopt(pycurl.POSTFIELDS, body)            
            if headers:
                hdrs = ['%s: %s' % (str(k), str(v)) for k, v in headers.items()]
                ##print hdrs
                c.setopt(pycurl.HTTPHEADER, hdrs)
            c.perform()
            ##print "pycurl perform..."
            c.close()
            return {}, self.buf.getvalue() 

def get_url (url, user_agent=UA, referrer=None):
    """Make a GET request of the url using pycurl and return the data
    (which is None if unsuccessful)"""

    data = None
    databuffer = StringIO()

    curl = pycurl.Curl()
    curl.setopt(pycurl.URL, url)
    curl.setopt(pycurl.FOLLOWLOCATION, 1)
    curl.setopt(pycurl.CONNECTTIMEOUT, 5)
    curl.setopt(pycurl.TIMEOUT, 8)
    curl.setopt(pycurl.WRITEFUNCTION, databuffer.write)
    curl.setopt(pycurl.COOKIEFILE, '')
    if user_agent:
        curl.setopt(pycurl.USERAGENT, user_agent)
    if referrer is not None:
        curl.setopt(pycurl.REFERER, referrer)
    try:
        curl.perform()
        data = databuffer.getvalue()
    except Exception:
        pass
    curl.close()

    return data 

def download_url(host_id, url):
    """
    Downloads an URL and stores the response to a directory with named as the host/IP
    :param host_id:
    :param url:
    :return:
    """
    output = StringIO.StringIO()
    header = StringIO.StringIO()

    print "[>] Trying to download URL: %s" % url
    # Download file
    try:
        # 'Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.1; WOW64; Trident/6.0)')
        c = pycurl.Curl()
        c.setopt(c.URL, url)
        c.setopt(pycurl.CONNECTTIMEOUT, 10)
        c.setopt(pycurl.TIMEOUT, 180)
        c.setopt(pycurl.FOLLOWLOCATION, 1)
        c.setopt(pycurl.USERAGENT, 'Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0)')
        c.setopt(c.WRITEFUNCTION, output.write)
        c.setopt(c.HEADERFUNCTION, header.write)
        c.perform()
        # Header parsing
        header_info = header_function(header.getvalue())
    except Exception, e:
        if args.debug:
            traceback.print_exc()
        print_highlighted("[-] Error MESSAGE: %s" % str(e))

    # Write File 

def test_get_html_http_no_callbacks(self):
        import pycurl
        import io

        # Test http with no callbacks
        mock_curl_instance = Mock()
        mock_stringio_instance = Mock()

        mock_stringio_instance.getvalue.return_value = "mock StringIO value"

        # Expected pycurl setopt calls
        expected_setopt_calls = [
            call(pycurl.URL, b"https://example.com/file.extension"),
            call(pycurl.WRITEFUNCTION, mock_stringio_instance.write),
            call(pycurl.FOLLOWLOCATION, 1),
            call(pycurl.MAXREDIRS, 10),
            call(
                pycurl.USERAGENT,
                "Fedora Upstream Release Monitoring "
                "(https://fedoraproject.org/wiki/Upstream_release_monitoring)",
            ),
            call(pycurl.CONNECTTIMEOUT, 10),
            call(pycurl.TIMEOUT, 30),
        ]

        with patch.object(pycurl, "Curl") as mock_curl_constructor:
            with patch.object(io, "StringIO") as mock_stringio_constructor:
                mock_curl_constructor.return_value = mock_curl_instance
                mock_stringio_constructor.return_value = mock_stringio_instance

                get_html_result = helpers.get_html("https://example.com/file.extension")

        # Check curl calls
        mock_curl_instance.setopt.assert_has_calls(expected_setopt_calls)
        mock_curl_instance.perform.assert_called_once_with()
        mock_curl_instance.close.assert_called_once_with()

        self.assertEqual(get_html_result, "mock StringIO value") 

def _set_extra_options(self, c, fuzzres, poolid):
        if self.pool_map[poolid]["proxy"]:
            ip, port, ptype = next(self.pool_map[poolid]["proxy"])

            fuzzres.history.wf_proxy = (("%s:%s" % (ip, port)), ptype)

            if ptype == "SOCKS5":
                c.setopt(pycurl.PROXYTYPE, pycurl.PROXYTYPE_SOCKS5)
            elif ptype == "SOCKS4":
                c.setopt(pycurl.PROXYTYPE, pycurl.PROXYTYPE_SOCKS4)
            elif ptype == "HTTP":
                c.setopt(pycurl.PROXY, "%s:%s" % (ip, port))
            else:
                raise FuzzExceptBadOptions("Bad proxy type specified, correct values are HTTP, SOCKS4 or SOCKS5.")
        else:
            c.setopt(pycurl.PROXY, "")

        mdelay = self.options.get("req_delay")
        if mdelay is not None:
            c.setopt(pycurl.TIMEOUT, mdelay)

        cdelay = self.options.get("conn_delay")
        if cdelay is not None:
            c.setopt(pycurl.CONNECTTIMEOUT, cdelay)

        return c 

def test_create_curl(self):
        curls = []

        def pycurl_Curl():
            curl = CurlStub(b"result")
            curls.append(curl)
            return curl
        Curl = pycurl.Curl
        try:
            pycurl.Curl = pycurl_Curl
            result = fetch("http://example.com")
            curl = curls[0]
            self.assertEqual(result, b"result")
            self.assertEqual(curl.options,
                             {pycurl.URL: b"http://example.com",
                              pycurl.FOLLOWLOCATION: 1,
                              pycurl.MAXREDIRS: 5,
                              pycurl.CONNECTTIMEOUT: 30,
                              pycurl.LOW_SPEED_LIMIT: 1,
                              pycurl.LOW_SPEED_TIME: 600,
                              pycurl.NOSIGNAL: 1,
                              pycurl.WRITEFUNCTION: Any(),
                              pycurl.DNS_CACHE_TIMEOUT: 0,
                              pycurl.ENCODING: b"gzip,deflate"})
        finally:
            pycurl.Curl = Curl 

def test_basic(self):
        curl = CurlStub(b"result")
        result = fetch("http://example.com", curl=curl)
        self.assertEqual(result, b"result")
        self.assertEqual(curl.options,
                         {pycurl.URL: b"http://example.com",
                          pycurl.FOLLOWLOCATION: 1,
                          pycurl.MAXREDIRS: 5,
                          pycurl.CONNECTTIMEOUT: 30,
                          pycurl.LOW_SPEED_LIMIT: 1,
                          pycurl.LOW_SPEED_TIME: 600,
                          pycurl.NOSIGNAL: 1,
                          pycurl.WRITEFUNCTION: Any(),
                          pycurl.DNS_CACHE_TIMEOUT: 0,
                          pycurl.ENCODING: b"gzip,deflate"}) 

def get(url, encoding, user_agent=UA, referrer=None):
    """Make a GET request of the url using pycurl and return the data
    (which is None if unsuccessful)"""

    data = None
    databuffer = BytesIO()

    curl = pycurl.Curl()
    curl.setopt(pycurl.URL, url)
    curl.setopt(pycurl.FOLLOWLOCATION, 1)
    curl.setopt(pycurl.CONNECTTIMEOUT, 5)
    curl.setopt(pycurl.TIMEOUT, 8)
    curl.setopt(pycurl.WRITEDATA, databuffer)
    curl.setopt(pycurl.COOKIEFILE, '')
    if user_agent:
        curl.setopt(pycurl.USERAGENT, user_agent)
    if referrer is not None:
        curl.setopt(pycurl.REFERER, referrer)
    try:
        curl.perform()
        data = databuffer.getvalue().decode(encoding)
    except Exception:
        pass
    curl.close()

    return data 

def _set_common(self, c):
        c.setopt(pycurl.FOLLOWLOCATION, 1)
        c.setopt(pycurl.AUTOREFERER, 1)
        c.setopt(pycurl.ENCODING, self._accept_encoding)
        c.setopt(pycurl.MAXREDIRS, 255)
        c.setopt(pycurl.CONNECTTIMEOUT, 30)
        c.setopt(pycurl.TIMEOUT, 300)
        c.setopt(pycurl.NOSIGNAL, 1)
        if self._proxy:
            c.setopt(pycurl.PROXY, self._proxy)
        if self._url.scheme == 'https':
            c.setopt(pycurl.SSLVERSION, 3)
            c.setopt(pycurl.SSL_VERIFYPEER, 0) 

def __init__(self, url):
        self.curl = pycurl.Curl()
        self.curl.setopt(pycurl.FOLLOWLOCATION, 1)
        self.curl.setopt(pycurl.MAXREDIRS, 5)
        self.curl.setopt(pycurl.CONNECTTIMEOUT, 30)
        self.curl.setopt(pycurl.TIMEOUT, 300)
        self.curl.setopt(pycurl.NOSIGNAL, 1)
        self.curl.setopt(pycurl.WRITEFUNCTION, self.write_cb)
        self.curl.setopt(pycurl.URL, url)
        self.curl.connection = self

        # 合计下载字节数
        self.total_downloaded = 0 

def request(self, method, url, headers, post_data=None):
        s = util.StringIO.StringIO()
        curl = pycurl.Curl()

        if method == 'get':
            curl.setopt(pycurl.HTTPGET, 1)
        elif method == 'post':
            curl.setopt(pycurl.POST, 1)
            curl.setopt(pycurl.POSTFIELDS, post_data)
        else:
            curl.setopt(pycurl.CUSTOMREQUEST, method.upper())

        # pycurl doesn't like unicode URLs
        curl.setopt(pycurl.URL, util.utf8(url))

        curl.setopt(pycurl.WRITEFUNCTION, s.write)
        curl.setopt(pycurl.NOSIGNAL, 1)
        curl.setopt(pycurl.CONNECTTIMEOUT, 30)
        curl.setopt(pycurl.TIMEOUT, 80)
        curl.setopt(pycurl.HTTPHEADER, ['%s: %s' % (k, v)
                    for k, v in headers.iteritems()])
        if self._verify_ssl_certs:
            curl.setopt(pycurl.CAINFO, os.path.join(
                os.path.dirname(__file__), 'data/ca-certificates.crt'))
        else:
            curl.setopt(pycurl.SSL_VERIFYHOST, False)

        try:
            curl.perform()
        except pycurl.error, e:
            self._handle_request_error(e) 

def run(self):
        c = pycurl.Curl()
        c.setopt(pycurl.URL, self.url)
        c.setopt(pycurl.FOLLOWLOCATION, True)
        c.setopt(pycurl.MAXREDIRS, 4)
        #c.setopt(pycurl.NOBODY, 1)

        c.setopt(c.VERBOSE, True)

        #c.setopt(pycurl.CONNECTTIMEOUT, 20)
        
        if self.useragent:
            c.setopt(pycurl.USERAGENT, self.useragent)
        
        # add cookies, if available
        if self.cookies:
            c.setopt(pycurl.COOKIE, self.cookies)
        
        #realurl = c.getinfo(pycurl.EFFECTIVE_URL)
        realurl = self.url
        print("realurl",realurl)
        self.filename = realurl.split("/")[-1].strip()
        c.setopt(pycurl.URL, realurl)
        c.setopt(pycurl.FOLLOWLOCATION, True)
        c.setopt(pycurl.NOPROGRESS, False)
        c.setopt(pycurl.XFERINFOFUNCTION, self.getProgress)
        
        c.setopt(pycurl.SSL_VERIFYPEER, False)
        c.setopt(pycurl.SSL_VERIFYHOST, False)
        
        # configure pycurl output file
        if self.path == False:
            self.path = os.getcwd()
        filepath = os.path.join(self.path, self.filename)
        
         
        if os.path.exists(filepath):## remove old file,restart download 
            os.system("rm -rf " + filepath)
        
        buffer = StringIO() 
        c.setopt(pycurl.WRITEDATA, buffer)
        
        self._dst_path = filepath

        # add cookies, if available
        if self.cookies:
            c.setopt(pycurl.COOKIE, self.cookies)
        
        self._stop = False
        self.progress["stopped"] = False 
        # download file
        try:
            c.perform()
        except pycurl.error, error:
            errno,errstr = error
            print("curl error: %s" % errstr)
            self._errors.append(errstr)
            self._stop = True
            self.progress["stopped"] = True
            self.stop() 

def __init__(self, url, auth, verify):
        self.url = url
        self.received_buffer = BytesIO()

        headers = ['Cache-Control: no-cache', 'Accept: text/event-stream']

        self.curl = pycurl.Curl()
        self.curl.setopt(pycurl.URL, url)
        self.curl.setopt(pycurl.ENCODING, 'gzip')
        self.curl.setopt(pycurl.CONNECTTIMEOUT, 10)
        self.curl.setopt(pycurl.WRITEDATA, self.received_buffer)

        # Marathon >= 1.7.x returns 30x responses for /v2/events responses
        # when they're coming from a non-leader. So we follow redirects.
        self.curl.setopt(pycurl.FOLLOWLOCATION, True)
        self.curl.setopt(pycurl.MAXREDIRS, 1)
        self.curl.setopt(pycurl.UNRESTRICTED_AUTH, True)

        # The below settings are to prevent the connection from hanging if the
        # connection breaks silently. Since marathon-lb only listens, silent
        # connection failure results in marathon-lb waiting infinitely.
        #
        # Minimum bytes/second below which it is considered "low speed". So
        # "low speed" here refers to 0 bytes/second.
        self.curl.setopt(pycurl.LOW_SPEED_LIMIT, 1)
        # How long (in seconds) it's allowed to go below the speed limit
        # before it times out
        self.curl.setopt(pycurl.LOW_SPEED_TIME, 300)

        if auth and type(auth) is DCOSAuth:
            auth.refresh_auth_header()
            headers.append('Authorization: %s' % auth.auth_header)
        elif auth:
            self.curl.setopt(pycurl.HTTPAUTH, pycurl.HTTPAUTH_BASIC)
            self.curl.setopt(pycurl.USERPWD, '%s:%s' % auth)
        if verify:
            self.curl.setopt(pycurl.CAINFO, verify)
        else:
            self.curl.setopt(pycurl.SSL_VERIFYHOST, 0)
            self.curl.setopt(pycurl.SSL_VERIFYPEER, 0)

        self.curl.setopt(pycurl.HTTPHEADER, headers)

        self.curlmulti = pycurl.CurlMulti()
        self.curlmulti.add_handle(self.curl)

        self.status_code = 0 

def get_html(url, callback=None, errback=None):
    if url.startswith("ftp://"):
        import urllib

        req = urllib.request.urlopen(url)  # nosec
        data = req.read()
        if callback:
            try:
                for cb in callback:
                    cb(data)
            except TypeError:
                callback(data)
        return data
    else:
        if callback:
            from twisted.web.client import getPage

            df = getPage(url)
            try:
                for cb in callback:
                    df.addCallback(cb)
            except TypeError:
                df.addCallback(callback)

            if errback:
                try:
                    for eb in errback:
                        df.addErrback(eb)
                except TypeError:
                    df.addErrback(errback)
        else:
            import io
            import pycurl

            res = io.StringIO()

            c = pycurl.Curl()
            c.setopt(pycurl.URL, url.encode("ascii"))

            c.setopt(pycurl.WRITEFUNCTION, res.write)
            c.setopt(pycurl.FOLLOWLOCATION, 1)
            c.setopt(pycurl.MAXREDIRS, 10)
            c.setopt(
                pycurl.USERAGENT,
                "Fedora Upstream Release Monitoring "
                "(https://fedoraproject.org/wiki/Upstream_release_monitoring)",
            )
            c.setopt(pycurl.CONNECTTIMEOUT, 10)
            c.setopt(pycurl.TIMEOUT, 30)

            c.perform()
            c.close()

            data = res.getvalue()
            res.close()
            return data 

def perform(self):
		self.__performHead=""
		self.__performBody=""

		conn=pycurl.Curl()
		conn.setopt(pycurl.SSL_VERIFYPEER,False)
		conn.setopt(pycurl.SSL_VERIFYHOST,1)
		conn.setopt(pycurl.URL,self.completeUrl)

		if self.__method or self.__userpass:
			if self.__method=="basic":
				conn.setopt(pycurl.HTTPAUTH, pycurl.HTTPAUTH_BASIC)
			elif self.__method=="ntlm":
				conn.setopt(pycurl.HTTPAUTH, pycurl.HTTPAUTH_NTLM)
			elif self.__method=="digest":
				conn.setopt(pycurl.HTTPAUTH, pycurl.HTTPAUTH_DIGEST)
			conn.setopt(pycurl.USERPWD, self.__userpass)

		if self.__timeout:
			conn.setopt(pycurl.CONNECTTIMEOUT, self.__timeout)
			conn.setopt(pycurl.NOSIGNAL, 1)

		if self.__totaltimeout:
			conn.setopt(pycurl.TIMEOUT, self.__totaltimeout)
			conn.setopt(pycurl.NOSIGNAL, 1)

		conn.setopt(pycurl.WRITEFUNCTION, self.body_callback)
		conn.setopt(pycurl.HEADERFUNCTION, self.header_callback)

		if self.__proxy!=None:
			conn.setopt(pycurl.PROXY,self.__proxy)
			if self.__headers.has_key("Proxy-Connection"):
				del self.__headers["Proxy-Connection"]

		conn.setopt(pycurl.HTTPHEADER,self.__getHeaders())
		if self.method=="POST":
			conn.setopt(pycurl.POSTFIELDS,self.__postdata)
		conn.perform()

		rp=Response()
		rp.parseResponse(self.__performHead)
		rp.addContent(self.__performBody)

		self.response=rp

	######### ESTE conjunto de funciones no es necesario para el uso habitual de la clase 

def upload(self,
               url,
               data,
               header=None,
               proxy_host=None,
               proxy_port=None,
               cookie_file=None):
        '''
        open url with upload
        @param url: the url to visit
        @param data: the data to upload
        @param header: the http header
        @param proxy_host: the proxy host name
        @param proxy_port: the proxy port
        '''
        crl = pycurl.Curl()
        #crl.setopt(pycurl.VERBOSE,1)
        crl.setopt(pycurl.NOSIGNAL, 1)

        # set proxy
        rel_proxy_host = proxy_host or self.proxy_host
        if rel_proxy_host:
            crl.setopt(pycurl.PROXY, rel_proxy_host)
        rel_proxy_port = proxy_port or self.proxy_port
        if rel_proxy_port:
            crl.setopt(pycurl.PROXYPORT, rel_proxy_port)

            # set cookie
        rel_cookie_file = cookie_file or self.cookie_file
        if rel_cookie_file:
            crl.setopt(pycurl.COOKIEFILE, rel_cookie_file)
            crl.setopt(pycurl.COOKIEJAR, rel_cookie_file)

            # set ssl
        crl.setopt(pycurl.SSL_VERIFYPEER, 0)
        crl.setopt(pycurl.SSL_VERIFYHOST, 0)
        crl.setopt(pycurl.SSLVERSION, 3)

        crl.setopt(pycurl.CONNECTTIMEOUT, 10)
        crl.setopt(pycurl.TIMEOUT, 300)
        crl.setopt(pycurl.HTTPPROXYTUNNEL, 1)

        rel_header = header or self.header
        if rel_header:
            crl.setopt(pycurl.HTTPHEADER, rel_header)

        crl.fp = StringIO.StringIO()

        if isinstance(url, unicode):
            url = str(url)
        crl.setopt(pycurl.URL, url)
        crl.setopt(pycurl.HTTPPOST, data)  # upload file
        crl.setopt(crl.WRITEFUNCTION, crl.fp.write)
        try:
            crl.perform()
        except Exception, e:
            raise CurlException(e) 

def post(self,
             url,
             data,
             header=None,
             proxy_host=None,
             proxy_port=None,
             cookie_file=None):
        '''
        open url width post method
        @param url: the url to visit
        @param data: the data to post
        @param header: the http header
        @param proxy_host: the proxy host name
        @param proxy_port: the proxy port
        '''
        crl = pycurl.Curl()
        #crl.setopt(pycurl.VERBOSE,1)
        crl.setopt(pycurl.NOSIGNAL, 1)

        # set proxy
        rel_proxy_host = proxy_host or self.proxy_host
        if rel_proxy_host:
            crl.setopt(pycurl.PROXY, rel_proxy_host)
        rel_proxy_port = proxy_port or self.proxy_port
        if rel_proxy_port:
            crl.setopt(pycurl.PROXYPORT, rel_proxy_port)

            # set cookie
        rel_cookie_file = cookie_file or self.cookie_file
        if rel_cookie_file:
            crl.setopt(pycurl.COOKIEFILE, rel_cookie_file)
            crl.setopt(pycurl.COOKIEJAR, rel_cookie_file)

            # set ssl
        crl.setopt(pycurl.SSL_VERIFYPEER, 0)
        crl.setopt(pycurl.SSL_VERIFYHOST, 0)
        crl.setopt(pycurl.SSLVERSION, 3)

        crl.setopt(pycurl.CONNECTTIMEOUT, 10)
        crl.setopt(pycurl.TIMEOUT, 300)
        crl.setopt(pycurl.HTTPPROXYTUNNEL, 1)

        rel_header = header or self.header
        if rel_header:
            crl.setopt(pycurl.HTTPHEADER, rel_header)

        crl.fp = StringIO.StringIO()

        crl.setopt(crl.POSTFIELDS, data)  # post data

        if isinstance(url, unicode):
            url = str(url)
        crl.setopt(pycurl.URL, url)
        crl.setopt(crl.WRITEFUNCTION, crl.fp.write)
        try:
            crl.perform()
        except Exception, e:
            raise CurlException(e) 

def get(self,
            url,
            header=None,
            proxy_host=None,
            proxy_port=None,
            cookie_file=None):
        '''
        open url width get method
        @param url: the url to visit
        @param header: the http header
        @param proxy_host: the proxy host name
        @param proxy_port: the proxy port
        '''
        crl = pycurl.Curl()
        #crl.setopt(pycurl.VERBOSE,1)
        crl.setopt(pycurl.NOSIGNAL, 1)

        # set proxy
        # crl.setopt(pycurl.PROXYTYPE, pycurl.PROXYTYPE_SOCKS5)

        rel_proxy_host = proxy_host or self.proxy_host
        if rel_proxy_host:
            crl.setopt(pycurl.PROXY, rel_proxy_host)

        rel_proxy_port = proxy_port or self.proxy_port
        if rel_proxy_port:
            crl.setopt(pycurl.PROXYPORT, rel_proxy_port)

            # set cookie
        rel_cookie_file = cookie_file or self.cookie_file
        if rel_cookie_file:
            crl.setopt(pycurl.COOKIEFILE, rel_cookie_file)
            crl.setopt(pycurl.COOKIEJAR, rel_cookie_file)

            # set ssl
        crl.setopt(pycurl.SSL_VERIFYPEER, 0)
        crl.setopt(pycurl.SSL_VERIFYHOST, 0)
        crl.setopt(pycurl.SSLVERSION, 3)

        crl.setopt(pycurl.CONNECTTIMEOUT, 10)
        crl.setopt(pycurl.TIMEOUT, 300)
        crl.setopt(pycurl.HTTPPROXYTUNNEL, 1)

        rel_header = header or self.header
        if rel_header:
            crl.setopt(pycurl.HTTPHEADER, rel_header)

        crl.fp = StringIO.StringIO()

        if isinstance(url, unicode):
            url = str(url)
        crl.setopt(pycurl.URL, url)
        crl.setopt(crl.WRITEFUNCTION, crl.fp.write)
        try:
            crl.perform()
        except Exception, e:
            raise CurlException(e)