示例#1
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def GetDefaultProxyInfo(method='http'):
  """Get ProxyInfo from environment.

  This function is meant to mimic httplib2.proxy_info_from_environment, but get
  the proxy information from urllib.getproxies instead. urllib can also get
  proxy information from Windows Internet Explorer settings or MacOSX framework
  SystemConfiguration.

  Args:
    method: protocol string
  Returns:
    httplib2 ProxyInfo object or None
  """

  proxy_dict = urllib.getproxies()
  proxy_url = proxy_dict.get(method, None)
  if not proxy_url:
    return None

  pi = httplib2.proxy_info_from_url(proxy_url, method)

  # The ProxyInfo object has a bypass_host method that takes the hostname as an
  # argument and it returns 1 or 0 based on if the hostname should bypass the
  # proxy or not. We could either build the bypassed hosts list and pass it to
  # pi.bypass_hosts, or we can just replace the method with the function in
  # urllib, and completely mimic urllib logic. We do the latter.
  # Since the urllib.proxy_bypass _function_ (no self arg) is not "bound" to the
  # class instance, it doesn't receive the self arg when its called. We don't
  # need to "bind" it via types.MethodType(urllib.proxy_bypass, pi).
  pi.bypass_host = urllib.proxy_bypass

  return pi
示例#2
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文件: util.py 项目: blau08/churchbook
def ProxyInfoFromEnvironmentVar(proxy_env_var):
  """Reads proxy info from the environment and converts to httplib2.ProxyInfo.

  Args:
    proxy_env_var: Environment variable string to read, such as http_proxy or
       https_proxy.

  Returns:
    httplib2.ProxyInfo constructed from the environment string.
  """
  proxy_url = os.environ.get(proxy_env_var)
  if not proxy_url or not proxy_env_var.lower().startswith('http'):
    return httplib2.ProxyInfo(httplib2.socks.PROXY_TYPE_HTTP, None, 0)
  proxy_protocol = proxy_env_var.lower().split('_')[0]
  if not proxy_url.lower().startswith('http'):
    # proxy_info_from_url requires a protocol, which is always http or https.
    proxy_url = proxy_protocol + '://' + proxy_url
  return httplib2.proxy_info_from_url(proxy_url, method=proxy_protocol)
示例#3
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文件: gcsio.py 项目: JavierRoger/beam
def proxy_info_from_environment_var(proxy_env_var):
  """Reads proxy info from the environment and converts to httplib2.ProxyInfo.

  Args:
    proxy_env_var: environment variable string to read, http_proxy or
       https_proxy (in lower case).
       Example: http://myproxy.domain.com:8080

  Returns:
    httplib2.ProxyInfo constructed from the environment string.
  """
  proxy_url = os.environ.get(proxy_env_var)
  if not proxy_url:
    return None
  proxy_protocol = proxy_env_var.lower().split('_')[0]
  if not re.match('^https?://', proxy_url, flags=re.IGNORECASE):
    logging.warn("proxy_info_from_url requires a protocol, which is always "
                 "http or https.")
    proxy_url = proxy_protocol + '://' + proxy_url
  return httplib2.proxy_info_from_url(proxy_url, method=proxy_protocol)
示例#4
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文件: google.py 项目: C2python/cinder
 def get_gcs_proxy_info(self):
     if CONF.backup_gcs_proxy_url:
         return httplib2.proxy_info_from_url(CONF.backup_gcs_proxy_url)
     else:
         return httplib2.proxy_info_from_environment()
示例#5
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def test_from_url_ident():
    pi = httplib2.proxy_info_from_url("http://*****:*****@someproxy:99")
    assert pi.proxy_host == "someproxy"
    assert pi.proxy_port == 99
    assert pi.proxy_user == "zoidberg"
    assert pi.proxy_pass == "fish"
示例#6
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def test_from_url():
    pi = httplib2.proxy_info_from_url("http://myproxy.example.com")
    assert pi.proxy_host == "myproxy.example.com"
    assert pi.proxy_port == 80
    assert pi.proxy_user is None