added close methods to everything below transport

Author: Will McGinnis

elasticsearch/connection/http_requests.py

@@ -86,3 +86,10 @@ def perform_request(self, method, url, params=None, body=None, timeout=None, ign
  self.log_request_success(method, url, response.request.path_url, body, response.status_code, raw_data, duration)
 
  return response.status_code, response.headers, raw_data
+
+ def close(self):
+ """
+ Explicitly closes connections
+ """
+ self.session.close()
+ return True

elasticsearch/connection/http_urllib3.py

@@ -113,3 +113,9 @@ def perform_request(self, method, url, params=None, body=None, timeout=None, ign
 
  return response.status, response.getheaders(), raw_data
 
+ def close(self):
+ """
+ Explicitly closes connection
+ """
+ self.pool.close()
+ return True

elasticsearch/connection/pooling.py

@@ -24,3 +24,10 @@ def _get_connection(self):
 
  def _release_connection(self, con):
  self._free_connections.put(con)
+
+ def close(self):
+ """
+ Explicitly close connection
+ """
+ return True
+

elasticsearch/connection_pool.py

@@ -227,6 +227,14 @@ def get_connection(self):
  # only one connection, no need for a selector
  return connections[0]
 
+ def close(self):
+ """
+ Explicitly closes connections
+ """
+ for conn in self.connections:
+ conn.close()
+
+ return True
 
 class DummyConnectionPool(ConnectionPool):
  def __init__(self, connections, **kwargs):
@@ -241,6 +249,13 @@ def __init__(self, connections, **kwargs):
  def get_connection(self):
  return self.connection
 
+ def close(self):
+ """
+ Explicitly closes connections
+ """
+ for conn in self.connections:
+ conn.close()
+
  def _noop(self, *args, **kwargs):
  pass
  mark_dead = mark_live = resurrect = _noop

elasticsearch/transport.py

@@ -353,3 +353,9 @@ def perform_request(self, method, url, params=None, body=None):
  data = self.deserializer.loads(data, headers.get('content-type'))
  return status, data
 
+ def close(self):
+ """
+ Explcitly closes connections
+ """
+ self.connection_pool.close()
+ return True