def request(self, httxreq):
"""
Send the L{HttxRequest} httxreq to the specified server inside the request
It does get a connection or create one and relay the request down to it, taking
into account the HTTP keepalive timeout
@param httxreq: Request to be executed
@type httxreq: L{HttxRequest}
@return: sock
@rtype: opaque type for the caller (a Python sock)
"""
with self.lock:
try:
httxconn = self.httxconnque.pop()
# Check if the HTTP keepalive timeout has been exceeded
if (tclock() - httxconn.timestamp) >= self.options.keepalive:
# Simulate that no connection was available
raise IndexError
# The connection is no longer in any container, it will be discarded
except IndexError:
# use self.url and not the request url ... to be able to proxy connections
httxconn = HttxConnection(self.url, options=self.options)
# keep a copy of this dangling connecion in a set to avoid missing it if
# we are cloning an object and some threads find themselves issuing requests
self.inopcache.add(httxconn)
sock = httxconn.request(httxreq)
# Remove the cache from the in-operation cache and place it in the
# cache for connections with pending network activity
with self.lock:
self.inopcache.discard(httxconn)
self.httxconncache[sock] = httxconn
return sock
url = httxreq.get_full_url()
else:
# use the short version of the url (less problematic if not proxying)
url = httxreq.get_selector()
# Execute the request
try:
self.conn.request(httxreq.get_method(), url, httxreq.body, httxreq.allheaders)
except SocketError, e:
raise SocketException(*e.args)
# If no exception, we may save the request to be used by getresponse
self.lastreq = httxreq
# Update the timestamp
self.timestamp = tclock()
# Async applications need something to wait on. Return our socket
return self.conn.sock
def getresponse(self, sock):
'''
Recover a L{HttxResponse}
The sock parameter is not used but the function follows the abstract
definition of L{HttxBase} and the implementations of L{HttxManager}
and L{HttxNetLocation}
Checks for authentication requests or redirectionare made. If the
options allow to process those requests, new requests (with potentially