core/homeassistant/components/plex/server.py

340 lines
12 KiB
Python

"""Shared class to maintain Plex server instances."""
import logging
import ssl
from urllib.parse import urlparse
import plexapi.myplex
import plexapi.playqueue
import plexapi.server
from requests import Session
import requests.exceptions
from homeassistant.components.media_player import DOMAIN as MP_DOMAIN
from homeassistant.const import CONF_TOKEN, CONF_URL, CONF_VERIFY_SSL
from homeassistant.core import callback
from homeassistant.helpers.debounce import Debouncer
from homeassistant.helpers.dispatcher import async_dispatcher_send
from .const import (
CONF_CLIENT_IDENTIFIER,
CONF_IGNORE_NEW_SHARED_USERS,
CONF_MONITORED_USERS,
CONF_SERVER,
CONF_USE_EPISODE_ART,
DEBOUNCE_TIMEOUT,
DEFAULT_VERIFY_SSL,
PLEX_NEW_MP_SIGNAL,
PLEX_UPDATE_MEDIA_PLAYER_SIGNAL,
PLEX_UPDATE_SENSOR_SIGNAL,
X_PLEX_DEVICE_NAME,
X_PLEX_PLATFORM,
X_PLEX_PRODUCT,
X_PLEX_VERSION,
)
from .errors import NoServersFound, ServerNotSpecified, ShouldUpdateConfigEntry
_LOGGER = logging.getLogger(__name__)
# Set default headers sent by plexapi
plexapi.X_PLEX_DEVICE_NAME = X_PLEX_DEVICE_NAME
plexapi.X_PLEX_PLATFORM = X_PLEX_PLATFORM
plexapi.X_PLEX_PRODUCT = X_PLEX_PRODUCT
plexapi.X_PLEX_VERSION = X_PLEX_VERSION
class PlexServer:
"""Manages a single Plex server connection."""
def __init__(self, hass, server_config, known_server_id=None, options=None):
"""Initialize a Plex server instance."""
self.hass = hass
self._plex_server = None
self._known_clients = set()
self._known_idle = set()
self._url = server_config.get(CONF_URL)
self._token = server_config.get(CONF_TOKEN)
self._server_name = server_config.get(CONF_SERVER)
self._verify_ssl = server_config.get(CONF_VERIFY_SSL, DEFAULT_VERIFY_SSL)
self._server_id = known_server_id
self.options = options
self.server_choice = None
self._accounts = []
self._owner_username = None
self._version = None
self.async_update_platforms = Debouncer(
hass,
_LOGGER,
cooldown=DEBOUNCE_TIMEOUT,
immediate=True,
function=self._async_update_platforms,
).async_call
# Header conditionally added as it is not available in config entry v1
if CONF_CLIENT_IDENTIFIER in server_config:
plexapi.X_PLEX_IDENTIFIER = server_config[CONF_CLIENT_IDENTIFIER]
plexapi.myplex.BASE_HEADERS = plexapi.reset_base_headers()
plexapi.server.BASE_HEADERS = plexapi.reset_base_headers()
def connect(self):
"""Connect to a Plex server directly, obtaining direct URL if necessary."""
config_entry_update_needed = False
def _connect_with_token():
account = plexapi.myplex.MyPlexAccount(token=self._token)
available_servers = [
(x.name, x.clientIdentifier)
for x in account.resources()
if "server" in x.provides
]
if not available_servers:
raise NoServersFound
if not self._server_name and len(available_servers) > 1:
raise ServerNotSpecified(available_servers)
self.server_choice = (
self._server_name if self._server_name else available_servers[0][0]
)
self._plex_server = account.resource(self.server_choice).connect(timeout=10)
def _connect_with_url():
session = None
if self._url.startswith("https") and not self._verify_ssl:
session = Session()
session.verify = False
self._plex_server = plexapi.server.PlexServer(
self._url, self._token, session
)
def _update_plexdirect_hostname():
account = plexapi.myplex.MyPlexAccount(token=self._token)
matching_server = [
x.name
for x in account.resources()
if x.clientIdentifier == self._server_id
][0]
self._plex_server = account.resource(matching_server).connect(timeout=10)
if self._url:
try:
_connect_with_url()
except requests.exceptions.SSLError as error:
while error and not isinstance(error, ssl.SSLCertVerificationError):
error = error.__context__ # pylint: disable=no-member
if isinstance(error, ssl.SSLCertVerificationError):
domain = urlparse(self._url).netloc.split(":")[0]
if domain.endswith("plex.direct") and error.args[0].startswith(
f"hostname '{domain}' doesn't match"
):
_LOGGER.warning(
"Plex SSL certificate's hostname changed, updating."
)
_update_plexdirect_hostname()
config_entry_update_needed = True
else:
raise
else:
_connect_with_token()
self._accounts = [
account.name
for account in self._plex_server.systemAccounts()
if account.name
]
_LOGGER.debug("Linked accounts: %s", self.accounts)
owner_account = [
account.name
for account in self._plex_server.systemAccounts()
if account.accountID == 1
]
if owner_account:
self._owner_username = owner_account[0]
_LOGGER.debug("Server owner found: '%s'", self._owner_username)
self._version = self._plex_server.version
if config_entry_update_needed:
raise ShouldUpdateConfigEntry
@callback
def async_refresh_entity(self, machine_identifier, device, session):
"""Forward refresh dispatch to media_player."""
unique_id = f"{self.machine_identifier}:{machine_identifier}"
_LOGGER.debug("Refreshing %s", unique_id)
async_dispatcher_send(
self.hass,
PLEX_UPDATE_MEDIA_PLAYER_SIGNAL.format(unique_id),
device,
session,
)
def _fetch_platform_data(self):
"""Fetch all data from the Plex server in a single method."""
return (self._plex_server.clients(), self._plex_server.sessions())
async def _async_update_platforms(self):
"""Update the platform entities."""
_LOGGER.debug("Updating devices")
available_clients = {}
ignored_clients = set()
new_clients = set()
monitored_users = self.accounts
known_accounts = set(self.option_monitored_users)
if known_accounts:
monitored_users = {
user
for user in self.option_monitored_users
if self.option_monitored_users[user]["enabled"]
}
if not self.option_ignore_new_shared_users:
for new_user in self.accounts - known_accounts:
monitored_users.add(new_user)
try:
devices, sessions = await self.hass.async_add_executor_job(
self._fetch_platform_data
)
except (
plexapi.exceptions.BadRequest,
requests.exceptions.RequestException,
) as ex:
_LOGGER.error(
"Could not connect to Plex server: %s (%s)", self.friendly_name, ex
)
return
def process_device(source, device):
self._known_idle.discard(device.machineIdentifier)
available_clients.setdefault(device.machineIdentifier, {"device": device})
if device.machineIdentifier not in self._known_clients:
new_clients.add(device.machineIdentifier)
_LOGGER.debug(
"New %s %s: %s", device.product, source, device.machineIdentifier
)
for device in devices:
process_device("device", device)
for session in sessions:
if session.TYPE == "photo":
_LOGGER.debug("Photo session detected, skipping: %s", session)
continue
session_username = session.usernames[0]
for player in session.players:
if session_username and session_username not in monitored_users:
ignored_clients.add(player.machineIdentifier)
_LOGGER.debug(
"Ignoring %s client owned by '%s'",
player.product,
session_username,
)
continue
process_device("session", player)
available_clients[player.machineIdentifier]["session"] = session
new_entity_configs = []
for client_id, client_data in available_clients.items():
if client_id in ignored_clients:
continue
if client_id in new_clients:
new_entity_configs.append(client_data)
else:
self.async_refresh_entity(
client_id, client_data["device"], client_data.get("session")
)
self._known_clients.update(new_clients | ignored_clients)
idle_clients = (
self._known_clients - self._known_idle - ignored_clients
).difference(available_clients)
for client_id in idle_clients:
self.async_refresh_entity(client_id, None, None)
self._known_idle.add(client_id)
if new_entity_configs:
async_dispatcher_send(
self.hass,
PLEX_NEW_MP_SIGNAL.format(self.machine_identifier),
new_entity_configs,
)
async_dispatcher_send(
self.hass,
PLEX_UPDATE_SENSOR_SIGNAL.format(self.machine_identifier),
sessions,
)
@property
def plex_server(self):
"""Return the plexapi PlexServer instance."""
return self._plex_server
@property
def accounts(self):
"""Return accounts associated with the Plex server."""
return set(self._accounts)
@property
def owner(self):
"""Return the Plex server owner username."""
return self._owner_username
@property
def version(self):
"""Return the version of the Plex server."""
return self._version
@property
def friendly_name(self):
"""Return name of connected Plex server."""
return self._plex_server.friendlyName
@property
def machine_identifier(self):
"""Return unique identifier of connected Plex server."""
return self._plex_server.machineIdentifier
@property
def url_in_use(self):
"""Return URL used for connected Plex server."""
return self._plex_server._baseurl # pylint: disable=protected-access
@property
def option_ignore_new_shared_users(self):
"""Return ignore_new_shared_users option."""
return self.options[MP_DOMAIN].get(CONF_IGNORE_NEW_SHARED_USERS, False)
@property
def option_use_episode_art(self):
"""Return use_episode_art option."""
return self.options[MP_DOMAIN][CONF_USE_EPISODE_ART]
@property
def option_monitored_users(self):
"""Return dict of monitored users option."""
return self.options[MP_DOMAIN].get(CONF_MONITORED_USERS, {})
@property
def library(self):
"""Return library attribute from server object."""
return self._plex_server.library
def playlist(self, title):
"""Return playlist from server object."""
return self._plex_server.playlist(title)
def create_playqueue(self, media, **kwargs):
"""Create playqueue on Plex server."""
return plexapi.playqueue.PlayQueue.create(self._plex_server, media, **kwargs)
def fetch_item(self, item):
"""Fetch item from Plex server."""
return self._plex_server.fetchItem(item)