Files
opensearch-pyd/elasticsearch/connection/http.py
T

77 lines
3.0 KiB
Python

import time
import requests
import urllib3
try:
from urllib import urlencode
except ImportError:
from urllib.parse import urlencode
from .base import Connection
from ..exceptions import ConnectionError
class RequestsHttpConnection(Connection):
""" Connection using the `requests` library. """
def __init__(self, host='localhost', port=9200, **kwargs):
super(RequestsHttpConnection, self).__init__(host=host, port=port, **kwargs)
self.session = requests.session()
def perform_request(self, method, url, params=None, body=None, timeout=None):
url = self.host + self.url_prefix + url
# use prepared requests so that requests formats url and params for us to log
request = requests.Request(method, url, params=params or {}, data=body).prepare()
start = time.time()
try:
response = self.session.send(request, timeout=timeout or self.timeout)
duration = time.time() - start
raw_data = response.text
except (requests.ConnectionError, requests.Timeout) as e:
self.log_request_fail(method, request.url, time.time() - start, exception=e)
raise ConnectionError('N/A', str(e), e)
# raise errors based on http status codes, let the client handle those if needed
if not (200 <= response.status_code < 300):
self.log_request_fail(method, request.url, duration, response.status_code)
self._raise_error(response.status_code, raw_data)
self.log_request_success(method, request.url, request.path_url, body, response.status_code, raw_data, duration)
return response.status_code, raw_data
class Urllib3HttpConnection(Connection):
"""
Default connection class using the `urllib3` library and the http protocol.
"""
def __init__(self, host='localhost', port=9200, **kwargs):
super(Urllib3HttpConnection, self).__init__(host=host, port=port, **kwargs)
self.pool = urllib3.HTTPConnectionPool(host, port=port, timeout=kwargs.get('timeout', None))
def perform_request(self, method, url, params=None, body=None, timeout=None):
url = self.url_prefix + url
if params:
url = '%s?%s' % (url, urlencode(params or {}))
full_url = self.host + url
start = time.time()
try:
kw = {}
if timeout:
kw['timeout'] = timeout
response = self.pool.urlopen(method, url, body, **kw)
duration = time.time() - start
raw_data = response.data.decode('utf-8')
except Exception as e:
self.log_request_fail(method, full_url, time.time() - start, exception=e)
raise ConnectionError('N/A', str(e), e)
if not (200 <= response.status < 300):
self.log_request_fail(method, url, duration, response.status)
self._raise_error(response.status, raw_data)
self.log_request_success(method, full_url, url, body, response.status,
raw_data, duration)
return response.status, raw_data