def requests_session(self):
if self._requests_session is None:
# We force pool size to 1 to ensure that only one
# connection to the data collector which will be
# maintained due to keep alive and reused.
config = {}
config["keep_alive"] = True
config["pool_connections"] = 1
config["pool_maxsize"] = 1
cert_loc = certifi.where()
self._requests_session = requests.session(config=config, verify=cert_loc)
return self._requests_session
def requests_session(self):
if self._requests_session is None:
# We force pool size to 1 to ensure that only one
# connection to the data collector which will be
# maintained due to keep alive and reused.
config = {}
config['keep_alive'] = True
config['pool_connections'] = 1
config['pool_maxsize'] = 1
cert_loc = certifi.where()
self._requests_session = requests.session(config=config,
verify=cert_loc)
return self._requests_session
headers["Content-Encoding"] = "deflate"
level = (len(data) < 2000000) and 1 or 9
data = zlib.compress(data, level)
# The 'requests' library can raise a number of exception derived
# from 'RequestException' before we even manage to get a connection
# to the data collector. The data collector can the generate a
# number of different types of HTTP errors for requests.
try:
session_config = {}
session_config["keep_alive"] = True
session_config["pool_connections"] = 1
session_config["pool_maxsize"] = 1
cert_loc = certifi.where()
session = requests.session(config=session_config, verify=cert_loc)
r = session.post(url, headers=headers, proxies=proxies, timeout=_collector_timeout, data=data)
# Read the content now so we can force close the socket
# connection if this is a transient session as quickly
# as possible.
content = r.content
except requests.RequestException, exc:
if not _proxy_host or not _proxy_port:
_logger.warning(
"Data collector is not contactable. This can be "
# If there is no requests session object provided for making
# requests create one now. We use a transient session to get around
# designed flaws in the requests/urllib3 modules. See notes for
# close_requests_session() function above. Note that keep alive
# must be set to true at this point to ensure that the pool is
# actually used to allow us to be able to close the connection.
auto_close_session = False
if not session:
session_config = {}
session_config['keep_alive'] = True
session_config['pool_connections'] = 1
session_config['pool_maxsize'] = 1
cert_loc = certifi.where()
session = requests.session(config=session_config, verify=cert_loc)
auto_close_session = True
# Send the request. We set 'verify' to be false so that when using
# SSL there is no attempt to do SSL certificate validation. If it
# were enabled then we would also need the 'certifi' library.
#
# The 'requests' library can raise a number of exception derived
# from 'RequestException' before we even manage to get a connection
# to the data collector.
#
# The data collector can the generate a number of different types of
# HTTP errors for requests. These are: