821 lines
26 KiB
Python
821 lines
26 KiB
Python
# -*- coding: utf-8 -*-
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#################################################################################################
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import hashlib
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import json
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import logging
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import requests
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import socket
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import time
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from datetime import datetime
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import credentials as cred
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#################################################################################################
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# Disable requests logging
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from requests.packages.urllib3.exceptions import InsecureRequestWarning, InsecurePlatformWarning, SNIMissingWarning
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requests.packages.urllib3.disable_warnings(InsecureRequestWarning)
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requests.packages.urllib3.disable_warnings(InsecurePlatformWarning)
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requests.packages.urllib3.disable_warnings(SNIMissingWarning)
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log = logging.getLogger("EMBY."+__name__.split('.')[-1])
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#################################################################################################
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ConnectionState = {
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'Unavailable': 0,
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'ServerSelection': 1,
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'ServerSignIn': 2,
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'SignedIn': 3,
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'ConnectSignIn': 4,
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'ServerUpdateNeeded': 5
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}
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ConnectionMode = {
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'Local': 0,
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'Remote': 1,
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'Manual': 2
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}
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#################################################################################################
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def getServerAddress(server, mode):
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modes = {
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ConnectionMode['Local']: server.get('LocalAddress'),
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ConnectionMode['Remote']: server.get('RemoteAddress'),
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ConnectionMode['Manual']: server.get('ManualAddress')
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}
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return (modes.get(mode) or
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server.get('ManualAddress',server.get('LocalAddress',server.get('RemoteAddress'))))
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class ConnectionManager(object):
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default_timeout = 10
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apiClients = []
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minServerVersion = "3.0.5930"
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connectUser = None
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def __init__(self, appName, appVersion, deviceName, deviceId, capabilities=None, devicePixelRatio=None):
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log.info("Begin ConnectionManager constructor")
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self.credentialProvider = cred.Credentials()
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self.appName = appName
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self.appVersion = appVersion
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self.deviceName = deviceName
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self.deviceId = deviceId
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self.capabilities = capabilities
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self.devicePixelRatio = devicePixelRatio
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def setFilePath(self, path):
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# Set where to save persistant data
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self.credentialProvider.setPath(path)
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def _getAppVersion(self):
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return self.appVersion
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def _getCapabilities(self):
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return self.capabilities
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def _getDeviceId(self):
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return self.deviceId
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def _connectUserId(self):
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return self.credentialProvider.getCredentials().get('ConnectUserId')
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def _connectToken(self):
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return self.credentialProvider.getCredentials().get('ConnectAccessToken')
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def getServerInfo(self, id_):
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servers = self.credentialProvider.getCredentials()['Servers']
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for s in servers:
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if s['Id'] == id_:
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return s
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def _getLastUsedServer(self):
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servers = self.credentialProvider.getCredentials()['Servers']
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if not len(servers):
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return
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try:
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servers.sort(key=lambda x: datetime.strptime(x['DateLastAccessed'], "%Y-%m-%dT%H:%M:%SZ"), reverse=True)
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except TypeError:
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servers.sort(key=lambda x: datetime(*(time.strptime(x['DateLastAccessed'], "%Y-%m-%dT%H:%M:%SZ")[0:6])), reverse=True)
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return servers[0]
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def _mergeServers(self, list1, list2):
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for i in range(0, len(list2), 1):
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try:
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self.credentialProvider.addOrUpdateServer(list1, list2[i])
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except KeyError:
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continue
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return list1
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def _connectUser(self):
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return self.connectUser
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def _resolveFailure(self):
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return {
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'State': ConnectionState['Unavailable'],
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'ConnectUser': self._connectUser()
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}
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def _getMinServerVersion(self, val=None):
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if val is not None:
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self.minServerVersion = val
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return self.minServerVersion
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def _updateServerInfo(self, server, systemInfo):
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if server is None or systemInfo is None:
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return
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server['Name'] = systemInfo['ServerName']
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server['Id'] = systemInfo['Id']
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if systemInfo.get('LocalAddress'):
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server['LocalAddress'] = systemInfo['LocalAddress']
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if systemInfo.get('WanAddress'):
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server['RemoteAddress'] = systemInfo['WanAddress']
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if systemInfo.get('MacAddress'):
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server['WakeOnLanInfos'] = [{'MacAddress': systemInfo['MacAddress']}]
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def _getHeaders(self, request):
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headers = request.setdefault('headers', {})
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if request.get('dataType') == "json":
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headers['Accept'] = "application/json"
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request.pop('dataType')
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headers['X-Application'] = self._addAppInfoToConnectRequest()
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headers['Content-type'] = request.get('contentType',
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'application/x-www-form-urlencoded; charset=UTF-8')
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def requestUrl(self, request):
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if not request:
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raise AttributeError("Request cannot be null")
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self._getHeaders(request)
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request['timeout'] = request.get('timeout') or self.default_timeout
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request['verify'] = request.get('ssl') or False
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action = request['type']
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request.pop('type', None)
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request.pop('ssl', None)
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log.debug("ConnectionManager requesting %s" % request)
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try:
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r = self._requests(action, **request)
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log.info("ConnectionManager response status: %s" % r.status_code)
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r.raise_for_status()
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except Exception as e: # Elaborate on exceptions?
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log.error(e)
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raise
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else:
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try:
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return r.json()
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except ValueError:
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r.content # Read response to release connection
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return
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def _requests(self, action, **kwargs):
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if action == "GET":
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r = requests.get(**kwargs)
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elif action == "POST":
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r = requests.post(**kwargs)
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return r
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def getEmbyServerUrl(self, baseUrl, handler):
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return "%s/emby/%s" % (baseUrl, handler)
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def getConnectUrl(self, handler):
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return "https://connect.emby.media/service/%s" % handler
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def _findServers(self, foundServers):
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servers = []
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for foundServer in foundServers:
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server = self._convertEndpointAddressToManualAddress(foundServer)
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info = {
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'Id': foundServer['Id'],
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'LocalAddress': server or foundServer['Address'],
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'Name': foundServer['Name']
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}
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info['LastConnectionMode'] = ConnectionMode['Manual'] if info.get('ManualAddress') else ConnectionMode['Local']
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servers.append(info)
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else:
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return servers
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def _convertEndpointAddressToManualAddress(self, info):
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if info.get('Address') and info.get('EndpointAddress'):
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address = info['EndpointAddress'].split(':')[0]
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# Determine the port, if any
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parts = info['Address'].split(':')
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if len(parts) > 1:
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portString = parts[len(parts)-1]
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try:
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address += ":%s" % int(portString)
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return self._normalizeAddress(address)
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except ValueError:
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pass
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return None
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def _serverDiscovery(self):
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MULTI_GROUP = ("<broadcast>", 7359)
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MESSAGE = "who is EmbyServer?"
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sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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sock.settimeout(1.0) # This controls the socket.timeout exception
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sock.setsockopt(socket.IPPROTO_IP, socket.IP_MULTICAST_TTL, 20)
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sock.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1)
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sock.setsockopt(socket.SOL_IP, socket.IP_MULTICAST_LOOP, 1)
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sock.setsockopt(socket.IPPROTO_IP, socket.SO_REUSEADDR, 1)
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log.debug("MultiGroup : %s", str(MULTI_GROUP))
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log.debug("Sending UDP Data: %s", MESSAGE)
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servers = []
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try:
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sock.sendto(MESSAGE, MULTI_GROUP)
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except Exception as error:
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log.error(error)
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return servers
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while True:
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try:
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data, addr = sock.recvfrom(1024) # buffer size
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servers.append(json.loads(data))
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except socket.timeout:
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log.info("Found Servers: %s", servers)
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return servers
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except Exception as e:
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log.error("Error trying to find servers: %s", e)
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return servers
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def _normalizeAddress(self, address):
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# Attempt to correct bad input
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address = address.strip()
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address = address.lower()
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if 'http' not in address:
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address = "http://%s" % address
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return address
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def connectToAddress(self, address, options={}):
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if not address:
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return False
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address = self._normalizeAddress(address)
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def _onFail():
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log.error("connectToAddress %s failed" % address)
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return self._resolveFailure()
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try:
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publicInfo = self._tryConnect(address, options=options)
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except Exception:
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return _onFail()
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else:
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log.info("connectToAddress %s succeeded" % address)
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server = {
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'ManualAddress': address,
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'LastConnectionMode': ConnectionMode['Manual']
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}
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self._updateServerInfo(server, publicInfo)
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server = self.connectToServer(server, options)
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if server is False:
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return _onFail()
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else:
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return server
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def onAuthenticated(self, result, options={}):
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credentials = self.credentialProvider.getCredentials()
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for s in credentials['Servers']:
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if s['Id'] == result['ServerId']:
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server = s
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break
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else: # Server not found?
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return
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if options.get('updateDateLastAccessed') is not False:
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server['DateLastAccessed'] = datetime.now().strftime('%Y-%m-%dT%H:%M:%SZ')
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server['UserId'] = result['User']['Id']
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server['AccessToken'] = result['AccessToken']
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self.credentialProvider.addOrUpdateServer(credentials['Servers'], server)
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self._saveUserInfoIntoCredentials(server, result['User'])
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self.credentialProvider.getCredentials(credentials)
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def _tryConnect(self, url, timeout=None, options={}):
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url = self.getEmbyServerUrl(url, "system/info/public")
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log.info("tryConnect url: %s" % url)
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return self.requestUrl({
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'type': "GET",
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'url': url,
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'dataType': "json",
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'timeout': timeout,
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'ssl': options.get('ssl')
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})
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def _addAppInfoToConnectRequest(self):
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return "%s/%s" % (self.appName, self.appVersion)
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def _getConnectServers(self, credentials):
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log.info("Begin getConnectServers")
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servers = []
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if not credentials.get('ConnectAccessToken') or not credentials.get('ConnectUserId'):
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return servers
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url = self.getConnectUrl("servers?userId=%s" % credentials['ConnectUserId'])
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request = {
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'type': "GET",
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'url': url,
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'dataType': "json",
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'headers': {
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'X-Connect-UserToken': credentials['ConnectAccessToken']
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}
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}
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for server in self.requestUrl(request):
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servers.append({
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'ExchangeToken': server['AccessKey'],
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'ConnectServerId': server['Id'],
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'Id': server['SystemId'],
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'Name': server['Name'],
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'RemoteAddress': server['Url'],
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'LocalAddress': server['LocalAddress'],
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'UserLinkType': "Guest" if server['UserType'].lower() == "guest" else "LinkedUser",
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})
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return servers
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def getAvailableServers(self):
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log.info("Begin getAvailableServers")
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# Clone the array
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credentials = self.credentialProvider.getCredentials()
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connectServers = self._getConnectServers(credentials)
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foundServers = self._findServers(self._serverDiscovery())
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if not connectServers and not foundServers: # back out right away, no point in continuing
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log.info("Found no servers")
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return []
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servers = list(credentials['Servers'])
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self._mergeServers(servers, foundServers)
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self._mergeServers(servers, connectServers)
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servers = self._filterServers(servers, connectServers)
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try:
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servers.sort(key=lambda x: datetime.strptime(x['DateLastAccessed'], "%Y-%m-%dT%H:%M:%SZ"), reverse=True)
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except TypeError:
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servers.sort(key=lambda x: datetime(*(time.strptime(x['DateLastAccessed'], "%Y-%m-%dT%H:%M:%SZ")[0:6])), reverse=True)
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credentials['Servers'] = servers
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self.credentialProvider.getCredentials(credentials)
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return servers
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def _filterServers(self, servers, connectServers):
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filtered = []
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for server in servers:
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# It's not a connect server, so assume it's still valid
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if server.get('ExchangeToken') is None:
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filtered.append(server)
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continue
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for connectServer in connectServers:
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if server['Id'] == connectServer['Id']:
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filtered.append(server)
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break
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else:
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return filtered
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def _getConnectPasswordHash(self, password):
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password = self._cleanConnectPassword(password)
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return hashlib.md5(password).hexdigest()
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def _saveUserInfoIntoCredentials(self, server, user):
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info = {
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'Id': user['Id'],
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'IsSignedInOffline': True
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}
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self.credentialProvider.addOrUpdateUser(server, info)
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def _compareVersions(self, a, b):
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"""
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-1 a is smaller
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1 a is larger
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0 equal
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"""
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a = a.split('.')
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b = b.split('.')
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for i in range(0, max(len(a), len(b)), 1):
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try:
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aVal = a[i]
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except IndexError:
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aVal = 0
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try:
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bVal = b[i]
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except IndexError:
|
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bVal = 0
|
|
|
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if aVal < bVal:
|
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return -1
|
|
|
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if aVal > bVal:
|
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return 1
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|
|
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return 0
|
|
|
|
def connectToServer(self, server, options={}):
|
|
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log.info("begin connectToServer")
|
|
|
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tests = []
|
|
|
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if server.get('LastConnectionMode') is not None:
|
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#tests.append(server['LastConnectionMode'])
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pass
|
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if ConnectionMode['Manual'] not in tests:
|
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tests.append(ConnectionMode['Manual'])
|
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if ConnectionMode['Local'] not in tests:
|
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tests.append(ConnectionMode['Local'])
|
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if ConnectionMode['Remote'] not in tests:
|
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tests.append(ConnectionMode['Remote'])
|
|
|
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# TODO: begin to wake server
|
|
|
|
log.info("beginning connection tests")
|
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return self._testNextConnectionMode(tests, 0, server, options)
|
|
|
|
def _stringEqualsIgnoreCase(self, str1, str2):
|
|
|
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return (str1 or "").lower() == (str2 or "").lower()
|
|
|
|
def _testNextConnectionMode(self, tests, index, server, options):
|
|
|
|
if index >= len(tests):
|
|
log.info("Tested all connection modes. Failing server connection.")
|
|
return self._resolveFailure()
|
|
|
|
mode = tests[index]
|
|
address = getServerAddress(server, mode)
|
|
enableRetry = False
|
|
skipTest = False
|
|
timeout = self.default_timeout
|
|
|
|
if mode == ConnectionMode['Local']:
|
|
enableRetry = True
|
|
timeout = 8
|
|
|
|
if self._stringEqualsIgnoreCase(address, server.get('ManualAddress')):
|
|
log.info("skipping LocalAddress test because it is the same as ManualAddress")
|
|
skipTest = True
|
|
|
|
elif mode == ConnectionMode['Manual']:
|
|
|
|
if self._stringEqualsIgnoreCase(address, server.get('LocalAddress')):
|
|
enableRetry = True
|
|
timeout = 8
|
|
|
|
if skipTest or not address:
|
|
log.info("skipping test at index: %s" % index)
|
|
return self._testNextConnectionMode(tests, index+1, server, options)
|
|
|
|
log.info("testing connection mode %s with server %s" % (mode, server.get('Name')))
|
|
try:
|
|
result = self._tryConnect(address, timeout, options)
|
|
|
|
except Exception:
|
|
log.error("test failed for connection mode %s with server %s" % (mode, server.get('Name')))
|
|
|
|
if enableRetry:
|
|
# TODO: wake on lan and retry
|
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return self._testNextConnectionMode(tests, index+1, server, options)
|
|
else:
|
|
return self._testNextConnectionMode(tests, index+1, server, options)
|
|
else:
|
|
|
|
if self._compareVersions(self._getMinServerVersion(), result['Version']) == 1:
|
|
log.warn("minServerVersion requirement not met. Server version: %s" % result['Version'])
|
|
return {
|
|
'State': ConnectionState['ServerUpdateNeeded'],
|
|
'Servers': [server]
|
|
}
|
|
else:
|
|
log.info("calling onSuccessfulConnection with connection mode %s with server %s"
|
|
% (mode, server.get('Name')))
|
|
return self._onSuccessfulConnection(server, result, mode, options)
|
|
|
|
def _onSuccessfulConnection(self, server, systemInfo, connectionMode, options):
|
|
|
|
credentials = self.credentialProvider.getCredentials()
|
|
|
|
if credentials.get('ConnectAccessToken') and options.get('enableAutoLogin') is not False:
|
|
|
|
if self._ensureConnectUser(credentials) is not False:
|
|
|
|
if server.get('ExchangeToken'):
|
|
|
|
self._addAuthenticationInfoFromConnect(server, connectionMode, credentials, options)
|
|
|
|
return self._afterConnectValidated(server, credentials, systemInfo, connectionMode, True, options)
|
|
|
|
def _afterConnectValidated(self, server, credentials, systemInfo, connectionMode, verifyLocalAuthentication, options):
|
|
|
|
if options.get('enableAutoLogin') is False:
|
|
server['UserId'] = None
|
|
server['AccessToken'] = None
|
|
|
|
elif (verifyLocalAuthentication and server.get('AccessToken') and
|
|
options.get('enableAutoLogin') is not False):
|
|
|
|
if self._validateAuthentication(server, connectionMode, options) is not False:
|
|
return self._afterConnectValidated(server, credentials, systemInfo, connectionMode, False, options)
|
|
|
|
return
|
|
|
|
self._updateServerInfo(server, systemInfo)
|
|
server['LastConnectionMode'] = connectionMode
|
|
|
|
if options.get('updateDateLastAccessed') is not False:
|
|
server['DateLastAccessed'] = datetime.now().strftime('%Y-%m-%dT%H:%M:%SZ')
|
|
|
|
self.credentialProvider.addOrUpdateServer(credentials['Servers'], server)
|
|
self.credentialProvider.getCredentials(credentials)
|
|
|
|
result = {
|
|
'Servers': [],
|
|
'ConnectUser': self._connectUser()
|
|
}
|
|
result['State'] = ConnectionState['SignedIn'] if (server.get('AccessToken') and options.get('enableAutoLogin') is not False) else ConnectionState['ServerSignIn']
|
|
result['Servers'].append(server)
|
|
|
|
# Connected
|
|
return result
|
|
|
|
def _validateAuthentication(self, server, connectionMode, options={}):
|
|
|
|
url = getServerAddress(server, connectionMode)
|
|
request = {
|
|
|
|
'type': "GET",
|
|
'url': self.getEmbyServerUrl(url, "System/Info"),
|
|
'ssl': options.get('ssl'),
|
|
'dataType': "json",
|
|
'headers': {
|
|
'X-MediaBrowser-Token': server['AccessToken']
|
|
}
|
|
}
|
|
try:
|
|
systemInfo = self.requestUrl(request)
|
|
self._updateServerInfo(server, systemInfo)
|
|
|
|
if server.get('UserId'):
|
|
user = self.requestUrl({
|
|
|
|
'type': "GET",
|
|
'url': self.getEmbyServerUrl(url, "users/%s" % server['UserId']),
|
|
'ssl': options.get('ssl'),
|
|
'dataType': "json",
|
|
'headers': {
|
|
'X-MediaBrowser-Token': server['AccessToken']
|
|
}
|
|
})
|
|
|
|
except Exception:
|
|
server['UserId'] = None
|
|
server['AccessToken'] = None
|
|
return False
|
|
|
|
def loginToConnect(self, username, password):
|
|
|
|
if not username:
|
|
raise AttributeError("username cannot be empty")
|
|
|
|
if not password:
|
|
raise AttributeError("password cannot be empty")
|
|
|
|
md5 = self._getConnectPasswordHash(password)
|
|
request = {
|
|
'type': "POST",
|
|
'url': self.getConnectUrl("user/authenticate"),
|
|
'data': {
|
|
'nameOrEmail': username,
|
|
'password': md5
|
|
},
|
|
'dataType': "json"
|
|
}
|
|
try:
|
|
result = self.requestUrl(request)
|
|
except Exception as e: # Failed to login
|
|
log.error(e)
|
|
return False
|
|
else:
|
|
credentials = self.credentialProvider.getCredentials()
|
|
credentials['ConnectAccessToken'] = result['AccessToken']
|
|
credentials['ConnectUserId'] = result['User']['Id']
|
|
credentials['ConnectUser'] = result['User']['DisplayName']
|
|
self.credentialProvider.getCredentials(credentials)
|
|
# Signed in
|
|
self._onConnectUserSignIn(result['User'])
|
|
|
|
return result
|
|
|
|
def _onConnectUserSignIn(self, user):
|
|
|
|
self.connectUser = user
|
|
log.info("connectusersignedin %s" % user)
|
|
|
|
def _getConnectUser(self, userId, accessToken):
|
|
|
|
if not userId:
|
|
raise AttributeError("null userId")
|
|
|
|
if not accessToken:
|
|
raise AttributeError("null accessToken")
|
|
|
|
url = self.getConnectUrl('user?id=%s' % userId)
|
|
|
|
return self.requestUrl({
|
|
|
|
'type': "GET",
|
|
'url': url,
|
|
'dataType': "json",
|
|
'headers': {
|
|
'X-Connect-UserToken': accessToken
|
|
}
|
|
})
|
|
|
|
def _addAuthenticationInfoFromConnect(self, server, connectionMode, credentials, options={}):
|
|
|
|
if not server.get('ExchangeToken'):
|
|
raise KeyError("server['ExchangeToken'] cannot be null")
|
|
|
|
if not credentials.get('ConnectUserId'):
|
|
raise KeyError("credentials['ConnectUserId'] cannot be null")
|
|
|
|
url = getServerAddress(server, connectionMode)
|
|
url = self.getEmbyServerUrl(url, "Connect/Exchange?format=json")
|
|
auth = ('MediaBrowser Client="%s", Device="%s", DeviceId="%s", Version="%s"'
|
|
% (self.appName, self.deviceName, self.deviceId, self.appVersion))
|
|
try:
|
|
auth = self.requestUrl({
|
|
|
|
'url': url,
|
|
'type': "GET",
|
|
'dataType': "json",
|
|
'ssl': options.get('ssl'),
|
|
'params': {
|
|
'ConnectUserId': credentials['ConnectUserId']
|
|
},
|
|
'headers': {
|
|
'X-MediaBrowser-Token': server['ExchangeToken'],
|
|
'X-Emby-Authorization': auth
|
|
}
|
|
})
|
|
except Exception:
|
|
server['UserId'] = None
|
|
server['AccessToken'] = None
|
|
return False
|
|
else:
|
|
server['UserId'] = auth['LocalUserId']
|
|
server['AccessToken'] = auth['AccessToken']
|
|
return auth
|
|
|
|
def _ensureConnectUser(self, credentials):
|
|
|
|
if self.connectUser and self.connectUser['Id'] == credentials['ConnectUserId']:
|
|
return
|
|
|
|
elif credentials.get('ConnectUserId') and credentials.get('ConnectAccessToken'):
|
|
|
|
self.connectUser = None
|
|
|
|
try:
|
|
result = self._getConnectUser(credentials['ConnectUserId'], credentials['ConnectAccessToken'])
|
|
self._onConnectUserSignIn(result)
|
|
except Exception:
|
|
return False
|
|
|
|
def connect(self, options={}):
|
|
|
|
log.info("Begin connect")
|
|
|
|
servers = self.getAvailableServers()
|
|
return self._connectToServers(servers, options)
|
|
|
|
def _connectToServers(self, servers, options):
|
|
|
|
log.info("Begin connectToServers, with %s servers" % len(servers))
|
|
|
|
if len(servers) == 1:
|
|
result = self.connectToServer(servers[0], options)
|
|
if result and result.get('State') == ConnectionState['Unavailable']:
|
|
result['State'] = ConnectionState['ConnectSignIn'] if result['ConnectUser'] == None else ConnectionState['ServerSelection']
|
|
|
|
log.info("resolving connectToServers with result['State']: %s" % result)
|
|
return result
|
|
|
|
firstServer = self._getLastUsedServer()
|
|
# See if we have any saved credentials and can auto sign in
|
|
if firstServer and firstServer['DateLastAccessed'] != "2001-01-01T00:00:00Z":
|
|
result = self.connectToServer(firstServer, options)
|
|
if result and result.get('State') == ConnectionState['SignedIn']:
|
|
return result
|
|
|
|
# Return loaded credentials if exists
|
|
credentials = self.credentialProvider.getCredentials()
|
|
self._ensureConnectUser(credentials)
|
|
|
|
return {
|
|
'Servers': servers,
|
|
'State': ConnectionState['ConnectSignIn'] if (not len(servers) and not self._connectUser()) else ConnectionState['ServerSelection'],
|
|
'ConnectUser': self._connectUser()
|
|
}
|
|
|
|
def _cleanConnectPassword(self, password):
|
|
|
|
password = password or ""
|
|
|
|
password = password.replace("&", '&')
|
|
password = password.replace("/", '\')
|
|
password = password.replace("!", '!')
|
|
password = password.replace("$", '$')
|
|
password = password.replace("\"", '"')
|
|
password = password.replace("<", '<')
|
|
password = password.replace(">", '>')
|
|
password = password.replace("'", ''')
|
|
|
|
return password
|
|
|
|
def clearData(self):
|
|
|
|
log.info("connection manager clearing data")
|
|
|
|
self.connectUser = None
|
|
credentials = self.credentialProvider.getCredentials()
|
|
credentials['ConnectAccessToken'] = None
|
|
credentials['ConnectUserId'] = None
|
|
credentials['Servers'] = []
|
|
self.credentialProvider.getCredentials(credentials) |