PlexKodiConnect/resources/lib/plexbmchelper/httppersist.py

110 lines
4 KiB
Python

#!/usr/bin/env python
# -*- coding: utf-8 -*-
from __future__ import absolute_import, division, unicode_literals
from future import standard_library
standard_library.install_aliases()
from builtins import str
from builtins import object
from logging import getLogger
import http.client
import traceback
import string
import errno
from socket import error as socket_error
###############################################################################
LOG = getLogger('PLEX.httppersist')
###############################################################################
class RequestMgr(object):
def __init__(self):
self.conns = {}
def getConnection(self, protocol, host, port):
conn = self.conns.get(protocol + host + str(port), False)
if not conn:
if protocol == "https":
conn = http.client.HTTPSConnection(host, port)
else:
conn = http.client.HTTPConnection(host, port)
self.conns[protocol + host + str(port)] = conn
return conn
def closeConnection(self, protocol, host, port):
conn = self.conns.get(protocol + host + str(port), False)
if conn:
conn.close()
self.conns.pop(protocol + host + str(port), None)
def dumpConnections(self):
for conn in list(self.conns.values()):
conn.close()
self.conns = {}
def post(self, host, port, path, body, header={}, protocol="http"):
conn = None
try:
conn = self.getConnection(protocol, host, port)
header['Connection'] = "keep-alive"
conn.request("POST", path, body, header)
data = conn.getresponse()
if int(data.status) >= 400:
LOG.error("HTTP response error: %s" % str(data.status))
# this should return false, but I'm hacking it since iOS
# returns 404 no matter what
return data.read() or True
else:
return data.read() or True
except socket_error as serr:
# Ignore remote close and connection refused (e.g. shutdown PKC)
if serr.errno in (errno.WSAECONNABORTED, errno.WSAECONNREFUSED):
pass
else:
LOG.error("Unable to connect to %s\nReason:" % host)
LOG.error(traceback.print_exc())
self.conns.pop(protocol + host + str(port), None)
if conn:
conn.close()
return False
except Exception as e:
LOG.error("Exception encountered: %s", e)
# Close connection just in case
try:
conn.close()
except Exception:
pass
return False
def getwithparams(self, host, port, path, params, header={},
protocol="http"):
newpath = path + '?'
pairs = []
for key in params:
pairs.append(str(key) + '=' + str(params[key]))
newpath += string.join(pairs, '&')
return self.get(host, port, newpath, header, protocol)
def get(self, host, port, path, header={}, protocol="http"):
try:
conn = self.getConnection(protocol, host, port)
header['Connection'] = "keep-alive"
conn.request("GET", path, headers=header)
data = conn.getresponse()
if int(data.status) >= 400:
LOG.error("HTTP response error: %s", str(data.status))
return False
else:
return data.read() or True
except socket_error as serr:
# Ignore remote close and connection refused (e.g. shutdown PKC)
if serr.errno in (errno.WSAECONNABORTED, errno.WSAECONNREFUSED):
pass
else:
LOG.error("Unable to connect to %s\nReason:", host)
LOG.error(traceback.print_exc())
self.conns.pop(protocol + host + str(port), None)
conn.close()
return False