370 lines
11 KiB
Python
370 lines
11 KiB
Python
# -*- coding: utf-8 -*-
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from __future__ import division, absolute_import, print_function, unicode_literals
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#################################################################################################
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import json
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import socket
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from datetime import datetime
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from operator import itemgetter
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import traceback
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import urllib3
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from ..helper import LazyLogger
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from .credentials import Credentials
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from .api import API
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#################################################################################################
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LOG = LazyLogger(__name__)
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CONNECTION_STATE = {
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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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}
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#################################################################################################
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class ConnectionManager(object):
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user = {}
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server_id = None
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def __init__(self, client):
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LOG.debug("ConnectionManager initializing...")
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self.client = client
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self.config = client.config
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self.credentials = Credentials()
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self.API = API(client)
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def revoke_token(self):
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LOG.info("revoking token")
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self["server"]["AccessToken"] = None
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self.credentials.set_credentials(self.credentials.get())
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self.config.data["auth.token"] = None
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def get_available_servers(self):
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LOG.info("Begin getAvailableServers")
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# Clone the credentials
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credentials = self.credentials.get()
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found_servers = self.process_found_servers(self._server_discovery())
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if (
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not found_servers and not credentials["Servers"]
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): # back out right away, no point in continuing
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LOG.info("Found no servers")
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return list()
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servers = list(credentials["Servers"])
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# Merges servers we already knew with newly found ones
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for found_server in found_servers:
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try:
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self.credentials.add_update_server(servers, found_server)
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except KeyError:
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continue
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servers.sort(key=itemgetter("DateLastAccessed"), reverse=True)
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credentials["Servers"] = servers
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self.credentials.set(credentials)
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return servers
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def login(self, server_url, username, password=None):
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if not username:
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raise AttributeError("username cannot be empty")
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if not server_url:
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raise AttributeError("server url cannot be empty")
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data = self.API.login(
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server_url, username, password
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) # returns empty dict on failure
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if not data:
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LOG.info("Failed to login as `" + username + "`")
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return {}
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LOG.info("Successfully logged in as %s" % (username))
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# TODO Change when moving to database storage of server details
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credentials = self.credentials.get()
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self.config.data["auth.user_id"] = data["User"]["Id"]
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self.config.data["auth.token"] = data["AccessToken"]
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for server in credentials["Servers"]:
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if server["Id"] == data["ServerId"]:
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found_server = server
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break
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else:
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return {} # No server found
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found_server["DateLastAccessed"] = datetime.now().strftime("%Y-%m-%dT%H:%M:%SZ")
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found_server["UserId"] = data["User"]["Id"]
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found_server["AccessToken"] = data["AccessToken"]
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self.credentials.add_update_server(credentials["Servers"], found_server)
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info = {"Id": data["User"]["Id"], "IsSignedInOffline": True}
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self.credentials.add_update_user(server, info)
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self.credentials.set_credentials(credentials)
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return data
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def connect_to_address(self, address, options={}):
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if not address:
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return False
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address = self._normalize_address(address)
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try:
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response_url = self.API.check_redirect(address)
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if address != response_url:
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address = response_url
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LOG.info("connectToAddress %s succeeded", address)
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server = {
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"address": address,
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}
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server = self.connect_to_server(server, options)
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if server is False:
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LOG.error("connectToAddress %s failed", address)
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return {"State": CONNECTION_STATE["Unavailable"]}
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return server
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except Exception as error:
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LOG.exception(error)
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LOG.error("connectToAddress %s failed", address)
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return {"State": CONNECTION_STATE["Unavailable"]}
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def connect_to_server(self, server, options={}):
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LOG.info("begin connectToServer")
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try:
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result = self.API.get_public_info(server.get("address"))
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if not result:
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LOG.error("Failed to connect to server: %s" % server.get("address"))
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return {"State": CONNECTION_STATE["Unavailable"]}
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LOG.info(
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"calling onSuccessfulConnection with server %s", server.get("Name")
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)
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self._update_server_info(server, result)
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credentials = self.credentials.get()
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return self._after_connect_validated(
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server, credentials, result, True, options
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)
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except Exception as e:
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LOG.error(traceback.format_exc())
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LOG.error("Failing server connection. ERROR msg: {}".format(e))
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return {"State": CONNECTION_STATE["Unavailable"]}
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def connect(self, options={}):
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LOG.info("Begin connect")
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servers = self.get_available_servers()
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LOG.info("connect has %s servers", len(servers))
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if not (len(servers)): # No servers provided
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return {"State": ["ServerSelection"]}
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result = self.connect_to_server(servers[0], options)
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LOG.debug("resolving connect with result: %s", result)
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return result
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def jellyfin_token(self): # Called once monitor.py#163
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return self.get_server_info(self.server_id)["AccessToken"]
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def get_server_info(self, server_id):
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if server_id is None:
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LOG.info("server_id is empty")
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return {}
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servers = self.credentials.get()["Servers"]
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for server in servers:
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if server["Id"] == server_id:
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return server
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def get_server_address(self, server_id):
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return self.get_server_info(server_id or self.server_id).get("address")
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def get_public_users(self):
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return self.client.jellyfin.get_public_users()
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def _server_discovery(self):
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MULTI_GROUP = ("<broadcast>", 7359)
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MESSAGE = b"who is JellyfinServer?"
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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.SOL_SOCKET, socket.SO_BROADCAST, 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.exception(traceback.format_exc())
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LOG.exception(error)
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return servers
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while True:
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data = None
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addr = None
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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 json.JSONDecodeError:
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LOG.warning("Unable to decode %r from %r.", data, addr)
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except Exception as e:
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LOG.error(traceback.format_exc())
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LOG.exception("Error trying to find servers: %s", e)
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return servers
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def process_found_servers(self, found_servers):
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servers = []
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for found_server in found_servers:
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server = self._convert_endpoint_address_to_manual_address(found_server)
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info = {
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"Id": found_server["Id"],
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"address": server or found_server["Address"],
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"Name": found_server["Name"],
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}
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servers.append(info)
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return servers
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# TODO: Make IPv6 compatible
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def _convert_endpoint_address_to_manual_address(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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port_string = parts[len(parts) - 1]
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try:
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address += ":%s" % int(port_string)
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return self._normalize_address(address)
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except ValueError:
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pass
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return None
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def _normalize_address(self, address):
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# TODO: Try HTTPS first, then HTTP if that fails.
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if "://" not in address:
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address = "http://" + address
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# Attempt to correct bad input
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url = urllib3.util.parse_url(address.strip())
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if url.scheme is None:
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url = url._replace(scheme="http")
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if url.scheme == "http" and url.port == 80:
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url = url._replace(port=None)
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if url.scheme == "https" and url.port == 443:
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url = url._replace(port=None)
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return url.url
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def _after_connect_validated(
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self, server, credentials, system_info, verify_authentication, options
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):
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if options.get("enableAutoLogin") is False:
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self.config.data["auth.user_id"] = server.pop("UserId", None)
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self.config.data["auth.token"] = server.pop("AccessToken", None)
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elif verify_authentication and server.get("AccessToken"):
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system_info = self.API.validate_authentication_token(server)
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if "Status_Code" not in system_info:
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self._update_server_info(server, system_info)
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self.config.data["auth.user_id"] = server["UserId"]
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self.config.data["auth.token"] = server["AccessToken"]
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system_info["Status_Code"] = 200
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return self._after_connect_validated(
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server, credentials, system_info, False, options
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)
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server["UserId"] = None
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server["AccessToken"] = None
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system_info["State"] = CONNECTION_STATE["Unavailable"]
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return system_info
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self._update_server_info(server, system_info)
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server["DateLastAccessed"] = datetime.now().strftime("%Y-%m-%dT%H:%M:%SZ")
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self.credentials.add_update_server(credentials["Servers"], server)
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self.credentials.set(credentials)
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self.server_id = server["Id"]
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# Update configs
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self.config.data["auth.server"] = server["address"]
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self.config.data["auth.server-name"] = server["Name"]
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self.config.data["auth.server=id"] = server["Id"]
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self.config.data["auth.ssl"] = options.get("ssl", self.config.data["auth.ssl"])
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# Connected
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return {
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"Servers": [server],
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"State": (
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CONNECTION_STATE["SignedIn"]
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if server.get("AccessToken")
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else CONNECTION_STATE["ServerSignIn"]
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),
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}
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def _update_server_info(self, server, system_info):
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if server is None or system_info is None:
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return
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server["Name"] = system_info["ServerName"]
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server["Id"] = system_info["Id"]
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if system_info.get("address"):
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server["address"] = system_info["address"]
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