mirror of
https://github.com/kokarare1212/librespot-python.git
synced 2024-08-21 06:53:22 +02:00
This commit fixes the style issues introduced in e5d6db0
according to the output
from yapf.
Details: https://deepsource.io/gh/kokarare1212/librespot-python/transform/35e5c958-abf8-4679-b405-049a0e3f5b39/
1811 lines
66 KiB
Python
1811 lines
66 KiB
Python
from __future__ import annotations
|
|
from Cryptodome import Random
|
|
from Cryptodome.Cipher import AES
|
|
from Cryptodome.Hash import HMAC, SHA1
|
|
from Cryptodome.Protocol.KDF import PBKDF2
|
|
from Cryptodome.PublicKey import RSA
|
|
from Cryptodome.Signature import PKCS1_v1_5
|
|
from librespot import util, Version
|
|
from librespot.audio import AudioKeyManager, CdnManager, PlayableContentFeeder
|
|
from librespot.audio.storage import ChannelManager
|
|
from librespot.cache import CacheManager
|
|
from librespot.crypto import CipherPair, DiffieHellman, Packet
|
|
from librespot.mercury import MercuryClient, MercuryRequests, RawMercuryRequest
|
|
from librespot.metadata import AlbumId, ArtistId, EpisodeId, ShowId, TrackId
|
|
from librespot.proto import Authentication_pb2 as Authentication, Connect_pb2 as Connect, Keyexchange_pb2 as Keyexchange, Metadata_pb2 as Metadata
|
|
from librespot.proto.ExplicitContentPubsub_pb2 import UserAttributesUpdate
|
|
from librespot.structure import Closeable, MessageListener, RequestListener, SubListener
|
|
import base64
|
|
import concurrent.futures
|
|
import defusedxml.ElementTree
|
|
import enum
|
|
import gzip
|
|
import io
|
|
import json
|
|
import logging
|
|
import os
|
|
import random
|
|
import requests
|
|
import sched
|
|
import socket
|
|
import struct
|
|
import threading
|
|
import time
|
|
import typing
|
|
import urllib.parse
|
|
import websocket
|
|
|
|
|
|
class ApiClient(Closeable):
|
|
logger = logging.getLogger("Librespot:ApiClient")
|
|
__base_url: str
|
|
__session: Session
|
|
|
|
def __init__(self, session: Session):
|
|
self.__session = session
|
|
self.__base_url = "https://{}".format(ApResolver.get_random_spclient())
|
|
|
|
def build_request(
|
|
self, method: str, suffix: str,
|
|
headers: typing.Union[None, typing.Dict[str, str]],
|
|
body: typing.Union[None, bytes]) -> requests.PreparedRequest:
|
|
request = requests.PreparedRequest()
|
|
request.method = method
|
|
request.data = body
|
|
request.headers = {}
|
|
if headers is not None:
|
|
request.headers = headers
|
|
request.headers["Authorization"] = "Bearer {}".format(
|
|
self.__session.tokens().get("playlist-read"))
|
|
request.url = self.__base_url + suffix
|
|
return request
|
|
|
|
def send(self, method: str, suffix: str,
|
|
headers: typing.Union[None, typing.Dict[str, str]],
|
|
body: typing.Union[None, bytes]) -> requests.Response:
|
|
response = self.__session.client().send(
|
|
self.build_request(method, suffix, headers, body))
|
|
return response
|
|
|
|
def put_connect_state(self, connection_id: str,
|
|
proto: Connect.PutStateRequest) -> None:
|
|
response = self.send(
|
|
"PUT",
|
|
"/connect-state/v1/devices/{}".format(self.__session.device_id()),
|
|
{
|
|
"Content-Type": "application/protobuf",
|
|
"X-Spotify-Connection-Id": connection_id
|
|
},
|
|
proto.SerializeToString(),
|
|
)
|
|
if response.status_code == 413:
|
|
self.logger.warning(
|
|
"PUT state payload is too large: {} bytes uncompressed.".
|
|
format(len(proto.SerializeToString())))
|
|
elif response.status_code != 200:
|
|
self.logger.warning("PUT state returned {}. headers: {}".format(
|
|
response.status_code, response.headers))
|
|
|
|
def get_metadata_4_track(self, track: TrackId) -> Metadata.Track:
|
|
response = self.send("GET",
|
|
"/metadata/4/track/{}".format(track.hex_id()),
|
|
None, None)
|
|
ApiClient.StatusCodeException.check_status(response)
|
|
body = response.content
|
|
if body is None:
|
|
raise RuntimeError()
|
|
proto = Metadata.Track()
|
|
proto.ParseFromString(body)
|
|
return proto
|
|
|
|
def get_metadata_4_episode(self, episode: EpisodeId) -> Metadata.Episode:
|
|
response = self.send("GET",
|
|
"/metadata/4/episode/{}".format(episode.hex_id()),
|
|
None, None)
|
|
ApiClient.StatusCodeException.check_status(response)
|
|
body = response.content
|
|
if body is None:
|
|
raise IOError()
|
|
proto = Metadata.Episode()
|
|
proto.ParseFromString(body)
|
|
return proto
|
|
|
|
def get_metadata_4_album(self, album: AlbumId) -> Metadata.Album:
|
|
response = self.send("GET",
|
|
"/metadata/4/album/{}".format(album.hex_id()),
|
|
None, None)
|
|
ApiClient.StatusCodeException.check_status(response)
|
|
|
|
body = response.content
|
|
if body is None:
|
|
raise IOError()
|
|
proto = Metadata.Album()
|
|
proto.ParseFromString(body)
|
|
return proto
|
|
|
|
def get_metadata_4_artist(self, artist: ArtistId) -> Metadata.Artist:
|
|
response = self.send("GET",
|
|
"/metadata/4/artist/{}".format(artist.hex_id()),
|
|
None, None)
|
|
ApiClient.StatusCodeException.check_status(response)
|
|
body = response.content
|
|
if body is None:
|
|
raise IOError()
|
|
proto = Metadata.Artist()
|
|
proto.ParseFromString(body)
|
|
return proto
|
|
|
|
def get_metadata_4_show(self, show: ShowId) -> Metadata.Show:
|
|
response = self.send("GET",
|
|
"/metadata/4/show/{}".format(show.hex_id()), None,
|
|
None)
|
|
ApiClient.StatusCodeException.check_status(response)
|
|
body = response.content
|
|
if body is None:
|
|
raise IOError()
|
|
proto = Metadata.Show()
|
|
proto.ParseFromString(body)
|
|
return proto
|
|
|
|
class StatusCodeException(IOError):
|
|
code: int
|
|
|
|
def __init__(self, response: requests.Response):
|
|
super().__init__(response.status_code)
|
|
self.code = response.status_code
|
|
|
|
@staticmethod
|
|
def check_status(response: requests.Response) -> None:
|
|
if response.status_code != 200:
|
|
raise ApiClient.StatusCodeException(response)
|
|
|
|
|
|
class ApResolver:
|
|
base_url = "https://apresolve.spotify.com/"
|
|
|
|
@staticmethod
|
|
def request(service_type: str) -> typing.Any:
|
|
"""
|
|
Gets the specified ApResolve
|
|
Args:
|
|
service_type: Unique ID for service name
|
|
Returns:
|
|
The resulting object will be returned
|
|
"""
|
|
response = requests.get("{}?type={}".format(ApResolver.base_url,
|
|
service_type))
|
|
return response.json()
|
|
|
|
@staticmethod
|
|
def get_random_of(service_type: str) -> str:
|
|
"""
|
|
Gets the specified random ApResolve url
|
|
Args:
|
|
service_type: Unique ID for service name
|
|
Returns:
|
|
A random ApResolve url will be returned
|
|
"""
|
|
pool = ApResolver.request(service_type)
|
|
urls = pool.get(service_type)
|
|
if urls is None or len(urls) == 0:
|
|
raise RuntimeError("No ApResolve url available")
|
|
return random.choice(urls)
|
|
|
|
@staticmethod
|
|
def get_random_dealer() -> str:
|
|
"""
|
|
Get dealer endpoint url
|
|
Returns:
|
|
dealer endpoint url
|
|
"""
|
|
return ApResolver.get_random_of("dealer")
|
|
|
|
@staticmethod
|
|
def get_random_spclient() -> str:
|
|
"""
|
|
Get spclient endpoint url
|
|
Returns:
|
|
spclient endpoint url
|
|
"""
|
|
return ApResolver.get_random_of("spclient")
|
|
|
|
@staticmethod
|
|
def get_random_accesspoint() -> str:
|
|
"""
|
|
Get accesspoint endpoint url
|
|
Returns:
|
|
accesspoint endpoint url
|
|
"""
|
|
return ApResolver.get_random_of("accesspoint")
|
|
|
|
|
|
class DealerClient(Closeable):
|
|
logger = logging.getLogger("Librespot:DealerClient")
|
|
__connection: typing.Union[ConnectionHolder, None]
|
|
__last_scheduled_reconnection: typing.Union[sched.Event, None]
|
|
__message_listeners: typing.Dict[MessageListener, typing.List[str]] = {}
|
|
__message_listeners_lock = threading.Condition()
|
|
__request_listeners: typing.Dict[str, RequestListener] = {}
|
|
__request_listeners_lock = threading.Condition()
|
|
__scheduler = sched.scheduler()
|
|
__session: Session
|
|
__worker = concurrent.futures.ThreadPoolExecutor()
|
|
|
|
def __init__(self, session: Session):
|
|
self.__session = session
|
|
|
|
def add_message_listener(self, listener: MessageListener,
|
|
uris: list[str]) -> None:
|
|
with self.__message_listeners_lock:
|
|
if listener in self.__message_listeners.keys():
|
|
raise TypeError(
|
|
"A listener for {} has already been added.".format(uris))
|
|
self.__message_listeners[listener] = uris
|
|
self.__message_listeners_lock.notify_all()
|
|
|
|
def add_request_listener(self, listener: RequestListener, uri: str):
|
|
with self.__request_listeners_lock:
|
|
if uri in self.__request_listeners.keys():
|
|
raise TypeError(
|
|
"A listener for '{}' has already been added.".format(uri))
|
|
self.__request_listeners[uri] = listener
|
|
self.__request_listeners_lock.notify_all()
|
|
|
|
def close(self) -> None:
|
|
self.__worker.shutdown()
|
|
|
|
def connect(self) -> None:
|
|
self.__connection = DealerClient.ConnectionHolder(
|
|
self.__session, self, "wss://{}/?access_token={}".format(
|
|
ApResolver.get_random_dealer(),
|
|
self.__session.tokens().get("playlist-read")))
|
|
|
|
def connection_invalided(self) -> None:
|
|
self.__connection = None
|
|
self.logger.debug("Scheduled reconnection attempt in 10 seconds...")
|
|
|
|
def anonymous():
|
|
self.__last_scheduled_reconnection = None
|
|
self.connect()
|
|
|
|
self.__last_scheduled_reconnection = self.__scheduler.enter(
|
|
10, 1, anonymous)
|
|
|
|
def handle_message(self, obj: typing.Any) -> None:
|
|
uri = obj.get("uri")
|
|
headers = self.__get_headers(obj)
|
|
payloads = obj.get("payloads")
|
|
decoded_payloads: typing.Any
|
|
if payloads is not None:
|
|
if headers.get("Content-Type") == "application/json":
|
|
decoded_payloads = payloads
|
|
elif headers.get("Content-Type") == "plain/text":
|
|
decoded_payloads = payloads
|
|
else:
|
|
decoded_payloads = base64.b64decode(payloads)
|
|
if headers.get("Transfer-Encoding") == "gzip":
|
|
decoded_payloads = gzip.decompress(decoded_payloads)
|
|
else:
|
|
decoded_payloads = b""
|
|
interesting = False
|
|
with self.__message_listeners_lock:
|
|
for listener in self.__message_listeners.keys():
|
|
dispatched = False
|
|
keys = self.__message_listeners.get(listener)
|
|
for key in keys:
|
|
if uri.startswith(key) and not dispatched:
|
|
interesting = True
|
|
|
|
def anonymous():
|
|
listener.on_message(uri, headers, decoded_payloads)
|
|
|
|
self.__worker.submit(anonymous)
|
|
dispatched = True
|
|
if not interesting:
|
|
self.logger.debug("Couldn't dispatch message: {}".format(uri))
|
|
|
|
def handle_request(self, obj: typing.Any) -> None:
|
|
mid = obj.get("message_ident")
|
|
key = obj.get("key")
|
|
headers = self.__get_headers(obj)
|
|
payload = obj.get("payload")
|
|
if headers.get("Transfer-Encoding") == "gzip":
|
|
gz = base64.b64decode(payload.get("compressed"))
|
|
payload = json.loads(gzip.decompress(gz))
|
|
pid = payload.get("message_id")
|
|
sender = payload.get("sent_by_device_id")
|
|
command = payload.get("command")
|
|
self.logger.debug(
|
|
"Received request. [mid: {}, key: {}, pid: {}, sender: {}, command: {}]"
|
|
.format(mid, key, pid, sender, command))
|
|
interesting = False
|
|
with self.__request_listeners_lock:
|
|
for mid_prefix in self.__request_listeners.keys():
|
|
if mid.startswith(mid_prefix):
|
|
listener = self.__request_listeners.get(mid_prefix)
|
|
interesting = True
|
|
|
|
def anonymous():
|
|
result = listener.on_request(mid, pid, sender, command)
|
|
if self.__connection is not None:
|
|
self.__connection.send_reply(key, result)
|
|
self.logger.warning(
|
|
"Handled request. [key: {}, result: {}]".format(
|
|
key, result))
|
|
|
|
self.__worker.submit(anonymous)
|
|
if not interesting:
|
|
self.logger.debug("Couldn't dispatch request: {}".format(mid))
|
|
|
|
def remove_message_listener(self, listener: MessageListener) -> None:
|
|
with self.__message_listeners_lock:
|
|
self.__message_listeners.pop(listener)
|
|
|
|
def remove_request_listener(self, listener: RequestListener) -> None:
|
|
with self.__request_listeners_lock:
|
|
for key, value in self.__request_listeners.items():
|
|
if value == listener:
|
|
self.__request_listeners.pop(key)
|
|
break
|
|
|
|
def wait_for_listener(self) -> None:
|
|
with self.__message_listeners_lock:
|
|
if self.__message_listeners == {}:
|
|
return
|
|
self.__message_listeners_lock.wait()
|
|
|
|
def __get_headers(self, obj: typing.Any) -> dict[str, str]:
|
|
headers = obj.get("headers")
|
|
if headers is None:
|
|
return {}
|
|
return headers
|
|
|
|
class ConnectionHolder(Closeable):
|
|
__closed = False
|
|
__dealer_client: DealerClient
|
|
__last_scheduled_ping: sched.Event
|
|
__received_pong = False
|
|
__scheduler = sched.scheduler()
|
|
__session: Session
|
|
__url: str
|
|
__ws: websocket.WebSocketApp
|
|
|
|
def __init__(self, session: Session, dealer_client: DealerClient,
|
|
url: str):
|
|
self.__session = session
|
|
self.__dealer_client = dealer_client
|
|
self.__url = url
|
|
self.__ws = websocket.WebSocketApp(url)
|
|
|
|
def close(self):
|
|
if not self.__closed:
|
|
self.__ws.close()
|
|
self.__closed = True
|
|
if self.__last_scheduled_ping is not None:
|
|
self.__scheduler.cancel(self.__last_scheduled_ping)
|
|
|
|
def on_failure(self, ws: websocket.WebSocketApp, error):
|
|
if self.__closed:
|
|
return
|
|
self.__dealer_client.logger.warning(
|
|
"An exception occurred. Reconnecting...")
|
|
self.close()
|
|
|
|
def on_message(self, ws: websocket.WebSocketApp, text: str):
|
|
obj = json.loads(text)
|
|
self.__dealer_client.wait_for_listener()
|
|
typ = MessageType.parse(obj.get("type"))
|
|
if typ == MessageType.MESSAGE:
|
|
self.__dealer_client.handle_message(obj)
|
|
elif typ == MessageType.REQUEST:
|
|
self.__dealer_client.handle_request(obj)
|
|
elif typ == MessageType.PONG:
|
|
self.__received_pong = True
|
|
elif typ == MessageType.PING:
|
|
pass
|
|
else:
|
|
raise RuntimeError("Unknown message type for {}".format(
|
|
typ.value))
|
|
|
|
def on_open(self, ws: websocket.WebSocketApp):
|
|
if self.__closed:
|
|
self.__dealer_client.logger.fatal(
|
|
"I wonder what happened here... Terminating. [closed: {}]".
|
|
format(self.__closed))
|
|
self.__dealer_client.logger.debug(
|
|
"Dealer connected! [url: {}]".format(self.__url))
|
|
|
|
def anonymous():
|
|
self.send_ping()
|
|
self.__received_pong = False
|
|
|
|
def anonymous2():
|
|
if self.__last_scheduled_ping is None:
|
|
return
|
|
if not self.__received_pong:
|
|
self.__dealer_client.logger.warning(
|
|
"Did not receive ping in 3 seconds. Reconnecting..."
|
|
)
|
|
self.close()
|
|
return
|
|
self.__received_pong = False
|
|
|
|
self.__scheduler.enter(3, 1, anonymous2)
|
|
self.__last_scheduled_ping = self.__scheduler.enter(
|
|
30, 1, anonymous)
|
|
|
|
self.__last_scheduled_ping = self.__scheduler.enter(
|
|
30, 1, anonymous)
|
|
|
|
def send_ping(self):
|
|
self.__ws.send("{\"type\":\"ping\"}")
|
|
|
|
def send_reply(self, key: str, result: DealerClient.RequestResult):
|
|
success = "true" if result == DealerClient.RequestResult.SUCCESS else "false"
|
|
self.__ws.send(
|
|
"{\"type\":\"reply\",\"key\":\"%s\",\"payload\":{\"success\":%s}"
|
|
% (key, success))
|
|
|
|
class RequestResult(enum.Enum):
|
|
UNKNOWN_SEND_COMMAND_RESULT = 0
|
|
SUCCESS = 1
|
|
DEVICE_NOT_FOUND = 2
|
|
CONTEXT_PLAYER_ERROR = 3
|
|
DEVICE_DISAPPEARED = 4
|
|
UPSTREAM_ERROR = 5
|
|
DEVICE_DOES_NOT_SUPPORT_COMMAND = 6
|
|
RATE_LIMITED = 7
|
|
|
|
|
|
class EventService(Closeable):
|
|
logger = logging.getLogger("Librespot:EventService")
|
|
__session: Session
|
|
__worker = concurrent.futures.ThreadPoolExecutor()
|
|
|
|
def __init__(self, session: Session):
|
|
self.__session = session
|
|
|
|
def __worker_callback(self, event_builder: EventBuilder):
|
|
try:
|
|
body = event_builder.to_array()
|
|
resp = self.__session.mercury().send_sync(
|
|
RawMercuryRequest.Builder().set_uri(
|
|
"hm://event-service/v1/events").set_method("POST").
|
|
add_user_field("Accept-Language", "en").add_user_field(
|
|
"X-ClientTimeStamp",
|
|
int(time.time() * 1000)).add_payload_part(body).build())
|
|
self.logger.debug("Event sent. body: {}, result: {}".format(
|
|
body, resp.status_code))
|
|
except IOError as ex:
|
|
self.logger.error("Failed sending event: {} {}".format(
|
|
event_builder, ex))
|
|
|
|
def send_event(self, event_or_builder: typing.Union[GenericEvent,
|
|
EventBuilder]):
|
|
if type(event_or_builder) is EventService.GenericEvent:
|
|
builder = event_or_builder.build()
|
|
elif type(event_or_builder) is EventService.EventBuilder:
|
|
builder = event_or_builder
|
|
else:
|
|
raise TypeError()
|
|
self.__worker.submit(lambda: self.__worker_callback(builder))
|
|
|
|
def language(self, lang: str):
|
|
event = EventService.EventBuilder(EventService.Type.LANGUAGE)
|
|
event.append(s=lang)
|
|
|
|
def close(self):
|
|
self.__worker.shutdown()
|
|
|
|
class Type(enum.Enum):
|
|
LANGUAGE = ("812", 1)
|
|
FETCHED_FILE_ID = ("274", 3)
|
|
NEW_SESSION_ID = ("557", 3)
|
|
NEW_PLAYBACK_ID = ("558", 1)
|
|
TRACK_PLAYED = ("372", 1)
|
|
TRACK_TRANSITION = ("12", 37)
|
|
CDN_REQUEST = ("10", 20)
|
|
|
|
eventId: str
|
|
unknown: str
|
|
|
|
def __init__(self, event_id: str, unknown: str):
|
|
self.eventId = event_id
|
|
self.unknown = unknown
|
|
|
|
class GenericEvent:
|
|
def build(self) -> EventService.EventBuilder:
|
|
raise NotImplementedError
|
|
|
|
class EventBuilder:
|
|
body = io.BytesIO()
|
|
|
|
def __init__(self, event_type: EventService.Type):
|
|
self.append_no_delimiter(event_type.value[0])
|
|
self.append(event_type.value[1])
|
|
|
|
def append_no_delimiter(self, s: str = None) -> None:
|
|
if s is None:
|
|
s = ""
|
|
self.body.write(s.encode())
|
|
|
|
def append(self,
|
|
c: int = None,
|
|
s: str = None) -> EventService.EventBuilder:
|
|
if c is None and s is None or c is not None and s is not None:
|
|
raise TypeError()
|
|
if c is not None:
|
|
self.body.write(b"\x09")
|
|
self.body.write(bytes([c]))
|
|
return self
|
|
if s is not None:
|
|
self.body.write(b"\x09")
|
|
self.append_no_delimiter(s)
|
|
return self
|
|
|
|
def to_array(self) -> bytes:
|
|
pos = self.body.tell()
|
|
self.body.seek(0)
|
|
data = self.body.read()
|
|
self.body.seek(pos)
|
|
return data
|
|
|
|
|
|
class MessageType(enum.Enum):
|
|
MESSAGE = "message"
|
|
PING = "ping"
|
|
PONG = "pong"
|
|
REQUEST = "request"
|
|
|
|
@staticmethod
|
|
def parse(_typ: str):
|
|
if _typ == MessageType.MESSAGE.value:
|
|
return MessageType.MESSAGE
|
|
elif _typ == MessageType.PING.value:
|
|
return MessageType.PING
|
|
elif _typ == MessageType.PONG.value:
|
|
return MessageType.PONG
|
|
elif _typ == MessageType.REQUEST.value:
|
|
return MessageType.REQUEST
|
|
else:
|
|
raise TypeError("Unknown MessageType: {}".format(_typ))
|
|
|
|
|
|
class Session(Closeable, MessageListener, SubListener):
|
|
cipher_pair: typing.Union[CipherPair, None]
|
|
country_code: str = "EN"
|
|
connection: typing.Union[ConnectionHolder, None]
|
|
logger = logging.getLogger("Librespot:Session")
|
|
scheduled_reconnect: typing.Union[sched.Event, None] = None
|
|
scheduler = sched.scheduler(time.time)
|
|
__api: ApiClient
|
|
__ap_welcome: Authentication.APWelcome
|
|
__audio_key_manager: typing.Union[AudioKeyManager, None]
|
|
__auth_lock = threading.Condition()
|
|
__auth_lock_bool = False
|
|
__cache_manager: typing.Union[CacheManager, None]
|
|
__cdn_manager: typing.Union[CdnManager, None]
|
|
__channel_manager: typing.Union[ChannelManager, None]
|
|
__client: typing.Union[requests.Session, None]
|
|
__closed = False
|
|
__closing = False
|
|
__content_feeder: typing.Union[PlayableContentFeeder, None]
|
|
__dealer_client: typing.Union[DealerClient, None]
|
|
__event_service: typing.Union[EventService, None]
|
|
__keys: DiffieHellman
|
|
__mercury_client: MercuryClient
|
|
__receiver: typing.Union[Receiver, None]
|
|
__search: typing.Union[SearchManager, None]
|
|
__server_key = b"\xac\xe0F\x0b\xff\xc20\xaf\xf4k\xfe\xc3\xbf\xbf\x86=" \
|
|
b"\xa1\x91\xc6\xcc3l\x93\xa1O\xb3\xb0\x16\x12\xac\xacj" \
|
|
b"\xf1\x80\xe7\xf6\x14\xd9B\x9d\xbe.4fC\xe3b\xd22z\x1a" \
|
|
b"\r\x92;\xae\xdd\x14\x02\xb1\x81U\x05a\x04\xd5,\x96\xa4" \
|
|
b"L\x1e\xcc\x02J\xd4\xb2\x0c\x00\x1f\x17\xed\xc2/\xc45" \
|
|
b"!\xc8\xf0\xcb\xae\xd2\xad\xd7+\x0f\x9d\xb3\xc52\x1a*" \
|
|
b"\xfeY\xf3Z\r\xach\xf1\xfab\x1e\xfb,\x8d\x0c\xb79-\x92" \
|
|
b"G\xe3\xd75\x1am\xbd$\xc2\xae%[\x88\xff\xabs)\x8a\x0b" \
|
|
b"\xcc\xcd\x0cXg1\x89\xe8\xbd4\x80xJ_\xc9k\x89\x9d\x95k" \
|
|
b"\xfc\x86\xd7O3\xa6x\x17\x96\xc9\xc3-\r2\xa5\xab\xcd\x05'" \
|
|
b"\xe2\xf7\x10\xa3\x96\x13\xc4/\x99\xc0'\xbf\xed\x04\x9c" \
|
|
b"<'X\x04\xb6\xb2\x19\xf9\xc1/\x02\xe9Hc\xec\xa1\xb6B\xa0" \
|
|
b"\x9dH%\xf8\xb3\x9d\xd0\xe8j\xf9HM\xa1\xc2\xba\x860B\xea" \
|
|
b"\x9d\xb3\x08l\x19\x0eH\xb3\x9df\xeb\x00\x06\xa2Z\xee\xa1" \
|
|
b"\x1b\x13\x87<\xd7\x19\xe6U\xbd"
|
|
__token_provider: typing.Union[TokenProvider, None]
|
|
__user_attributes = {}
|
|
|
|
def __init__(self, inner: Inner, address: str) -> None:
|
|
self.__client = Session.create_client(inner.conf)
|
|
self.connection = Session.ConnectionHolder.create(address, None)
|
|
self.__inner = inner
|
|
self.__keys = DiffieHellman()
|
|
self.logger.info("Created new session! device_id: {}, ap: {}".format(
|
|
inner.device_id, address))
|
|
|
|
def api(self) -> ApiClient:
|
|
self.__wait_auth_lock()
|
|
if self.__api is None:
|
|
raise RuntimeError("Session isn't authenticated!")
|
|
return self.__api
|
|
|
|
def ap_welcome(self):
|
|
self.__wait_auth_lock()
|
|
if self.__ap_welcome is None:
|
|
raise RuntimeError("Session isn't authenticated!")
|
|
return self.__ap_welcome
|
|
|
|
def audio_key(self) -> AudioKeyManager:
|
|
self.__wait_auth_lock()
|
|
if self.__audio_key_manager is None:
|
|
raise RuntimeError("Session isn't authenticated!")
|
|
return self.__audio_key_manager
|
|
|
|
def authenticate(self,
|
|
credential: Authentication.LoginCredentials) -> None:
|
|
"""
|
|
Log in to Spotify
|
|
Args:
|
|
credential: Spotify account login information
|
|
"""
|
|
self.__authenticate_partial(credential, False)
|
|
with self.__auth_lock:
|
|
self.__mercury_client = MercuryClient(self)
|
|
self.__token_provider = TokenProvider(self)
|
|
self.__audio_key_manager = AudioKeyManager(self)
|
|
self.__channel_manager = ChannelManager(self)
|
|
self.__api = ApiClient(self)
|
|
self.__cdn_manager = CdnManager(self)
|
|
self.__content_feeder = PlayableContentFeeder(self)
|
|
self.__cache_manager = CacheManager(self)
|
|
self.__dealer_client = DealerClient(self)
|
|
self.__search = SearchManager(self)
|
|
self.__event_service = EventService(self)
|
|
self.__auth_lock_bool = False
|
|
self.__auth_lock.notify_all()
|
|
self.dealer().connect()
|
|
self.logger.info("Authenticated as {}!".format(
|
|
self.__ap_welcome.canonical_username))
|
|
self.mercury().interested_in("spotify:user:attributes:update", self)
|
|
self.dealer().add_message_listener(
|
|
self, ["hm://connect-state/v1/connect/logout"])
|
|
|
|
def cache(self) -> CacheManager:
|
|
self.__wait_auth_lock()
|
|
if self.__cache_manager is None:
|
|
raise RuntimeError("Session isn't authenticated!")
|
|
return self.__cache_manager
|
|
|
|
def cdn(self) -> CdnManager:
|
|
self.__wait_auth_lock()
|
|
if self.__cdn_manager is None:
|
|
raise RuntimeError("Session isn't authenticated!")
|
|
return self.__cdn_manager
|
|
|
|
def channel(self) -> ChannelManager:
|
|
self.__wait_auth_lock()
|
|
if self.__channel_manager is None:
|
|
raise RuntimeError("Session isn't authenticated!")
|
|
return self.__channel_manager
|
|
|
|
def client(self) -> requests.Session:
|
|
return self.__client
|
|
|
|
def close(self) -> None:
|
|
"""
|
|
Close instance
|
|
"""
|
|
self.logger.info("Closing session. device_id: {}".format(
|
|
self.__inner.device_id))
|
|
self.__closing = True
|
|
if self.__dealer_client is not None:
|
|
self.__dealer_client.close()
|
|
self.__dealer_client = None
|
|
if self.__audio_key_manager is not None:
|
|
self.__audio_key_manager = None
|
|
if self.__channel_manager is not None:
|
|
self.__channel_manager.close()
|
|
self.__channel_manager = None
|
|
if self.__event_service is not None:
|
|
self.__event_service.close()
|
|
self.__event_service = None
|
|
if self.__receiver is not None:
|
|
self.__receiver.stop()
|
|
self.__receiver = None
|
|
if self.__client is not None:
|
|
self.__client.close()
|
|
self.__client = None
|
|
if self.connection is not None:
|
|
self.connection.close()
|
|
self.connection = None
|
|
with self.__auth_lock:
|
|
self.__ap_welcome = None
|
|
self.cipher_pair = None
|
|
self.__closed = True
|
|
self.logger.info("Closed session. device_id: {}".format(
|
|
self.__inner.device_id))
|
|
|
|
def connect(self) -> None:
|
|
"""
|
|
Connect to the Spotify Server
|
|
"""
|
|
acc = Session.Accumulator()
|
|
# Send ClientHello
|
|
nonce = Random.get_random_bytes(0x10)
|
|
client_hello_proto = Keyexchange.ClientHello(
|
|
build_info=Version.standard_build_info(),
|
|
client_nonce=nonce,
|
|
cryptosuites_supported=[
|
|
Keyexchange.Cryptosuite.CRYPTO_SUITE_SHANNON
|
|
],
|
|
login_crypto_hello=Keyexchange.LoginCryptoHelloUnion(
|
|
diffie_hellman=Keyexchange.LoginCryptoDiffieHellmanHello(
|
|
gc=self.__keys.public_key_bytes(), server_keys_known=1), ),
|
|
padding=b"\x1e",
|
|
)
|
|
client_hello_bytes = client_hello_proto.SerializeToString()
|
|
self.connection.write(b"\x00\x04")
|
|
self.connection.write_int(2 + 4 + len(client_hello_bytes))
|
|
self.connection.write(client_hello_bytes)
|
|
self.connection.flush()
|
|
acc.write(b"\x00\x04")
|
|
acc.write_int(2 + 4 + len(client_hello_bytes))
|
|
acc.write(client_hello_bytes)
|
|
# Read APResponseMessage
|
|
ap_response_message_length = self.connection.read_int()
|
|
acc.write_int(ap_response_message_length)
|
|
ap_response_message_bytes = self.connection.read(
|
|
ap_response_message_length - 4)
|
|
acc.write(ap_response_message_bytes)
|
|
ap_response_message_proto = Keyexchange.APResponseMessage()
|
|
ap_response_message_proto.ParseFromString(ap_response_message_bytes)
|
|
shared_key = util.int_to_bytes(
|
|
self.__keys.compute_shared_key(
|
|
ap_response_message_proto.challenge.login_crypto_challenge.
|
|
diffie_hellman.gs))
|
|
# Check gs_signature
|
|
rsa = RSA.construct((int.from_bytes(self.__server_key, "big"), 65537))
|
|
pkcs1_v1_5 = PKCS1_v1_5.new(rsa)
|
|
sha1 = SHA1.new()
|
|
sha1.update(ap_response_message_proto.challenge.login_crypto_challenge.
|
|
diffie_hellman.gs)
|
|
if not pkcs1_v1_5.verify(
|
|
sha1, ap_response_message_proto.challenge.
|
|
login_crypto_challenge.diffie_hellman.gs_signature):
|
|
raise RuntimeError("Failed signature check!")
|
|
# Solve challenge
|
|
buffer = io.BytesIO()
|
|
for i in range(1, 6):
|
|
mac = HMAC.new(shared_key, digestmod=SHA1)
|
|
mac.update(acc.read())
|
|
mac.update(bytes([i]))
|
|
buffer.write(mac.digest())
|
|
buffer.seek(0)
|
|
mac = HMAC.new(buffer.read(20), digestmod=SHA1)
|
|
mac.update(acc.read())
|
|
challenge = mac.digest()
|
|
client_response_plaintext_proto = Keyexchange.ClientResponsePlaintext(
|
|
crypto_response=Keyexchange.CryptoResponseUnion(),
|
|
login_crypto_response=Keyexchange.LoginCryptoResponseUnion(
|
|
diffie_hellman=Keyexchange.LoginCryptoDiffieHellmanResponse(
|
|
hmac=challenge)),
|
|
pow_response=Keyexchange.PoWResponseUnion(),
|
|
)
|
|
client_response_plaintext_bytes = client_response_plaintext_proto.SerializeToString(
|
|
)
|
|
self.connection.write_int(4 + len(client_response_plaintext_bytes))
|
|
self.connection.write(client_response_plaintext_bytes)
|
|
self.connection.flush()
|
|
try:
|
|
self.connection.set_timeout(1)
|
|
scrap = self.connection.read(4)
|
|
if len(scrap) == 4:
|
|
payload = self.connection.read(
|
|
struct.unpack(">i", scrap)[0] - 4)
|
|
failed = Keyexchange.APResponseMessage()
|
|
failed.ParseFromString(payload)
|
|
raise RuntimeError(failed)
|
|
except socket.timeout:
|
|
pass
|
|
finally:
|
|
self.connection.set_timeout(0)
|
|
buffer.seek(20)
|
|
with self.__auth_lock:
|
|
self.cipher_pair = CipherPair(buffer.read(32), buffer.read(32))
|
|
self.__auth_lock_bool = True
|
|
self.logger.info("Connection successfully!")
|
|
|
|
def content_feeder(self) -> PlayableContentFeeder:
|
|
self.__wait_auth_lock()
|
|
if self.__content_feeder is None:
|
|
raise RuntimeError("Session isn't authenticated!")
|
|
return self.__content_feeder
|
|
|
|
@staticmethod
|
|
def create_client(conf: Configuration) -> requests.Session:
|
|
client = requests.Session()
|
|
return client
|
|
|
|
def dealer(self) -> DealerClient:
|
|
self.__wait_auth_lock()
|
|
if self.__dealer_client is None:
|
|
raise RuntimeError("Session isn't authenticated!")
|
|
return self.__dealer_client
|
|
|
|
def device_id(self) -> str:
|
|
return self.__inner.device_id
|
|
|
|
def event(self, resp: MercuryClient.Response) -> None:
|
|
if resp.uri == "spotify:user:attributes:update":
|
|
attributes_update = UserAttributesUpdate()
|
|
attributes_update.ParseFromString(resp.payload)
|
|
for pair in attributes_update.pairs_list:
|
|
self.__user_attributes[pair.key] = pair.value
|
|
self.logger.info("Updated user attribute: {} -> {}".format(
|
|
pair.key, pair.value))
|
|
|
|
def get_user_attribute(self, key: str, fallback: str = None) -> str:
|
|
return self.__user_attributes.get(key) if self.__user_attributes.get(
|
|
key) is not None else fallback
|
|
|
|
def is_valid(self) -> bool:
|
|
if self.__closed:
|
|
return False
|
|
self.__wait_auth_lock()
|
|
return self.__ap_welcome is not None and self.connection is not None
|
|
|
|
def mercury(self) -> MercuryClient:
|
|
self.__wait_auth_lock()
|
|
if self.__mercury_client is None:
|
|
raise RuntimeError("Session isn't authenticated!")
|
|
return self.__mercury_client
|
|
|
|
def on_message(self, uri: str, headers: typing.Dict[str, str],
|
|
payload: bytes):
|
|
if uri == "hm://connect-state/v1/connect/logout":
|
|
self.close()
|
|
|
|
def parse_product_info(self, data) -> None:
|
|
"""
|
|
Parse product information
|
|
Args:
|
|
data: Raw product information
|
|
"""
|
|
products = defusedxml.ElementTree.fromstring(data)
|
|
if products is None:
|
|
return
|
|
product = products[0]
|
|
if product is None:
|
|
return
|
|
for i in range(len(product)):
|
|
self.__user_attributes[product[i].tag] = product[i].text
|
|
self.logger.debug("Parsed product info: {}".format(
|
|
self.__user_attributes))
|
|
|
|
def preferred_locale(self) -> str:
|
|
return self.__inner.preferred_locale
|
|
|
|
def reconnect(self) -> None:
|
|
"""
|
|
Reconnect to the Spotify Server
|
|
"""
|
|
if self.connection is not None:
|
|
self.connection.close()
|
|
self.__receiver.stop()
|
|
self.connection = Session.ConnectionHolder.create(
|
|
ApResolver.get_random_accesspoint(), self.__inner.conf)
|
|
self.connect()
|
|
self.__authenticate_partial(
|
|
Authentication.LoginCredentials(
|
|
typ=self.__ap_welcome.reusable_auth_credentials_type,
|
|
username=self.__ap_welcome.canonical_username,
|
|
auth_data=self.__ap_welcome.reusable_auth_credentials,
|
|
),
|
|
True,
|
|
)
|
|
self.logger.info("Re-authenticated as {}!".format(
|
|
self.__ap_welcome.canonical_username))
|
|
|
|
def reconnecting(self) -> bool:
|
|
return not self.__closing and not self.__closed and self.connection is None
|
|
|
|
def search(self) -> SearchManager:
|
|
self.__wait_auth_lock()
|
|
if self.__search is None:
|
|
raise RuntimeError("Session isn't authenticated!")
|
|
return self.__search
|
|
|
|
def send(self, cmd: bytes, payload: bytes):
|
|
"""
|
|
Send data to socket using send_unchecked
|
|
Args:
|
|
cmd: Command
|
|
payload: Payload
|
|
"""
|
|
if self.__closing and self.connection is None:
|
|
self.logger.debug("Connection was broken while closing.")
|
|
return
|
|
if self.__closed:
|
|
raise RuntimeError("Session is closed!")
|
|
with self.__auth_lock:
|
|
if self.cipher_pair is None or self.__auth_lock_bool:
|
|
self.__auth_lock.wait()
|
|
self.__send_unchecked(cmd, payload)
|
|
|
|
def tokens(self) -> TokenProvider:
|
|
self.__wait_auth_lock()
|
|
if self.__token_provider is None:
|
|
raise RuntimeError("Session isn't authenticated!")
|
|
return self.__token_provider
|
|
|
|
def username(self):
|
|
return self.__ap_welcome.canonical_username
|
|
|
|
def __authenticate_partial(self,
|
|
credential: Authentication.LoginCredentials,
|
|
remove_lock: bool) -> None:
|
|
"""
|
|
Login to Spotify
|
|
Args:
|
|
credential: Spotify account login information
|
|
"""
|
|
if self.cipher_pair is None:
|
|
raise RuntimeError("Connection not established!")
|
|
client_response_encrypted_proto = Authentication.ClientResponseEncrypted(
|
|
login_credentials=credential,
|
|
system_info=Authentication.SystemInfo(
|
|
os=Authentication.Os.OS_UNKNOWN,
|
|
cpu_family=Authentication.CpuFamily.CPU_UNKNOWN,
|
|
system_information_string=Version.system_info_string(),
|
|
device_id=self.__inner.device_id,
|
|
),
|
|
version_string=Version.version_string(),
|
|
)
|
|
self.__send_unchecked(
|
|
Packet.Type.login,
|
|
client_response_encrypted_proto.SerializeToString())
|
|
packet = self.cipher_pair.receive_encoded(self.connection)
|
|
if packet.is_cmd(Packet.Type.ap_welcome):
|
|
self.__ap_welcome = Authentication.APWelcome()
|
|
self.__ap_welcome.ParseFromString(packet.payload)
|
|
self.__receiver = Session.Receiver(self)
|
|
bytes0x0f = Random.get_random_bytes(0x14)
|
|
self.__send_unchecked(Packet.Type.unknown_0x0f, bytes0x0f)
|
|
preferred_locale = io.BytesIO()
|
|
preferred_locale.write(b"\x00\x00\x10\x00\x02preferred-locale" +
|
|
self.__inner.preferred_locale.encode())
|
|
preferred_locale.seek(0)
|
|
self.__send_unchecked(Packet.Type.preferred_locale,
|
|
preferred_locale.read())
|
|
if remove_lock:
|
|
with self.__auth_lock:
|
|
self.__auth_lock_bool = False
|
|
self.__auth_lock.notify_all()
|
|
if self.__inner.conf.store_credentials:
|
|
reusable = self.__ap_welcome.reusable_auth_credentials
|
|
reusable_type = Authentication.AuthenticationType.Name(
|
|
self.__ap_welcome.reusable_auth_credentials_type)
|
|
if self.__inner.conf.stored_credentials_file is None:
|
|
raise TypeError(
|
|
"The file path to be saved is not specified")
|
|
with open(self.__inner.conf.stored_credentials_file, "w") as f:
|
|
json.dump(
|
|
{
|
|
"username": self.__ap_welcome.canonical_username,
|
|
"credentials": base64.b64encode(reusable).decode(),
|
|
"type": reusable_type,
|
|
}, f)
|
|
|
|
elif packet.is_cmd(Packet.Type.auth_failure):
|
|
ap_login_failed = Keyexchange.APLoginFailed()
|
|
ap_login_failed.ParseFromString(packet.payload)
|
|
raise Session.SpotifyAuthenticationException(ap_login_failed)
|
|
else:
|
|
raise RuntimeError("Unknown CMD 0x" + packet.cmd.hex())
|
|
|
|
def __send_unchecked(self, cmd: bytes, payload: bytes) -> None:
|
|
self.cipher_pair.send_encoded(self.connection, cmd, payload)
|
|
|
|
def __wait_auth_lock(self) -> None:
|
|
if self.__closing and self.connection is None:
|
|
self.logger.debug("Connection was broken while closing.")
|
|
return
|
|
if self.__closed:
|
|
raise RuntimeError("Session is closed!")
|
|
with self.__auth_lock:
|
|
if self.cipher_pair is None or self.__auth_lock_bool:
|
|
self.__auth_lock.wait()
|
|
|
|
class AbsBuilder:
|
|
conf = None
|
|
device_id = None
|
|
device_name = "librespot-python"
|
|
device_type = Connect.DeviceType.COMPUTER
|
|
preferred_locale = "en"
|
|
|
|
def __init__(self, conf: Session.Configuration = None):
|
|
if conf is None:
|
|
self.conf = Session.Configuration.Builder().build()
|
|
else:
|
|
self.conf = conf
|
|
|
|
def set_preferred_locale(self, locale: str) -> Session.AbsBuilder:
|
|
if len(locale) != 2:
|
|
raise TypeError("Invalid locale: {}".format(locale))
|
|
self.preferred_locale = locale
|
|
return self
|
|
|
|
def set_device_name(self, device_name: str) -> Session.AbsBuilder:
|
|
self.device_name = device_name
|
|
return self
|
|
|
|
def set_device_id(self, device_id: str) -> Session.AbsBuilder:
|
|
if self.device_id is not None and len(device_id) != 40:
|
|
raise TypeError("Device ID must be 40 chars long.")
|
|
self.device_id = device_id
|
|
return self
|
|
|
|
def set_device_type(
|
|
self, device_type: Connect.DeviceType) -> Session.AbsBuilder:
|
|
self.device_type = device_type
|
|
return self
|
|
|
|
class Accumulator:
|
|
__buffer = io.BytesIO()
|
|
|
|
def read(self) -> bytes:
|
|
"""
|
|
Read all buffer
|
|
Returns:
|
|
All buffer
|
|
"""
|
|
pos = self.__buffer.tell()
|
|
self.__buffer.seek(0)
|
|
data = self.__buffer.read()
|
|
self.__buffer.seek(pos)
|
|
return data
|
|
|
|
def write(self, data: bytes) -> None:
|
|
"""
|
|
Write data to buffer
|
|
Args:
|
|
data: Bytes to be written
|
|
"""
|
|
self.__buffer.write(data)
|
|
|
|
def write_int(self, data: int) -> None:
|
|
"""
|
|
Write data to buffer
|
|
Args:
|
|
data: Integer to be written
|
|
"""
|
|
self.write(struct.pack(">i", data))
|
|
|
|
def write_short(self, data: int) -> None:
|
|
"""
|
|
Write data to buffer
|
|
Args:
|
|
data: Short integer to be written
|
|
"""
|
|
self.write(struct.pack(">h", data))
|
|
|
|
class Builder(AbsBuilder):
|
|
login_credentials: Authentication.LoginCredentials = None
|
|
|
|
def blob(self, username: str, blob: bytes) -> Session.Builder:
|
|
if self.device_id is None:
|
|
raise TypeError("You must specify the device ID first.")
|
|
self.login_credentials = self.decrypt_blob(self.device_id,
|
|
username, blob)
|
|
return self
|
|
|
|
def decrypt_blob(
|
|
self, device_id: str, username: str,
|
|
encrypted_blob: bytes) -> Authentication.LoginCredentials:
|
|
encrypted_blob = base64.b64decode(encrypted_blob)
|
|
sha1 = SHA1.new()
|
|
sha1.update(device_id.encode())
|
|
secret = sha1.digest()
|
|
base_key = PBKDF2(secret,
|
|
username.encode(),
|
|
20,
|
|
0x100,
|
|
hmac_hash_module=SHA1)
|
|
sha1 = SHA1.new()
|
|
sha1.update(base_key)
|
|
key = sha1.digest() + b"\x00\x00\x00\x14"
|
|
aes = AES.new(key, AES.MODE_ECB)
|
|
decrypted_blob = bytearray(aes.decrypt(encrypted_blob))
|
|
l = len(decrypted_blob)
|
|
for i in range(0, l - 0x10):
|
|
decrypted_blob[l - i - 1] ^= decrypted_blob[l - i - 0x11]
|
|
blob = io.BytesIO(decrypted_blob)
|
|
blob.read(1)
|
|
le = self.read_blob_int(blob)
|
|
blob.read(le)
|
|
blob.read(1)
|
|
type_int = self.read_blob_int(blob)
|
|
type_ = Authentication.AuthenticationType.Name(type_int)
|
|
if type_ is None:
|
|
raise IOError(
|
|
TypeError(
|
|
"Unknown AuthenticationType: {}".format(type_int)))
|
|
blob.read(1)
|
|
l = self.read_blob_int(blob)
|
|
auth_data = blob.read(l)
|
|
return Authentication.LoginCredentials(
|
|
auth_data=auth_data,
|
|
typ=type_,
|
|
username=username,
|
|
)
|
|
|
|
def read_blob_int(self, buffer: io.BytesIO) -> int:
|
|
lo = buffer.read(1)
|
|
if (int(lo[0]) & 0x80) == 0:
|
|
return int(lo[0])
|
|
hi = buffer.read(1)
|
|
return int(lo[0]) & 0x7f | int(hi[0]) << 7
|
|
|
|
def stored(self):
|
|
"""
|
|
TODO: implement function
|
|
"""
|
|
pass
|
|
|
|
def stored_file(self,
|
|
stored_credentials: str = None) -> Session.Builder:
|
|
"""
|
|
Create credential from stored file
|
|
Args:
|
|
stored_credentials: credential file path
|
|
Returns:
|
|
Builder
|
|
"""
|
|
if stored_credentials is None:
|
|
stored_credentials = self.conf.stored_credentials_file
|
|
if os.path.isfile(stored_credentials):
|
|
try:
|
|
with open(stored_credentials) as f:
|
|
obj = json.load(f)
|
|
except json.JSONDecodeError:
|
|
pass
|
|
else:
|
|
try:
|
|
self.login_credentials = Authentication.LoginCredentials(
|
|
typ=Authentication.AuthenticationType.Value(
|
|
obj["type"]),
|
|
username=obj["username"],
|
|
auth_data=base64.b64decode(obj["credentials"]),
|
|
)
|
|
except KeyError:
|
|
pass
|
|
return self
|
|
|
|
def user_pass(self, username: str, password: str) -> Session.Builder:
|
|
"""
|
|
Create credential from username and password
|
|
Args:
|
|
username: Spotify's account username
|
|
password: Spotify's account password
|
|
Returns:
|
|
Builder
|
|
"""
|
|
self.login_credentials = Authentication.LoginCredentials(
|
|
username=username,
|
|
typ=Authentication.AuthenticationType.AUTHENTICATION_USER_PASS,
|
|
auth_data=password.encode(),
|
|
)
|
|
return self
|
|
|
|
def create(self) -> Session:
|
|
"""
|
|
Create the Session instance
|
|
Returns:
|
|
Session instance
|
|
"""
|
|
if self.login_credentials is None:
|
|
raise RuntimeError("You must select an authentication method.")
|
|
session = Session(
|
|
Session.Inner(
|
|
self.device_type,
|
|
self.device_name,
|
|
self.preferred_locale,
|
|
self.conf,
|
|
self.device_id,
|
|
),
|
|
ApResolver.get_random_accesspoint(),
|
|
)
|
|
session.connect()
|
|
session.authenticate(self.login_credentials)
|
|
return session
|
|
|
|
class Configuration:
|
|
# Proxy
|
|
# proxyEnabled: bool
|
|
# proxyType: Proxy.Type
|
|
# proxyAddress: str
|
|
# proxyPort: int
|
|
# proxyAuth: bool
|
|
# proxyUsername: str
|
|
# proxyPassword: str
|
|
|
|
# Cache
|
|
cache_enabled: bool
|
|
cache_dir: str
|
|
do_cache_clean_up: bool
|
|
|
|
# Stored credentials
|
|
store_credentials: bool
|
|
stored_credentials_file: str
|
|
|
|
# Fetching
|
|
retry_on_chunk_error: bool
|
|
|
|
def __init__(
|
|
self,
|
|
# proxy_enabled: bool,
|
|
# proxy_type: Proxy.Type,
|
|
# proxy_address: str,
|
|
# proxy_port: int,
|
|
# proxy_auth: bool,
|
|
# proxy_username: str,
|
|
# proxy_password: str,
|
|
cache_enabled: bool,
|
|
cache_dir: str,
|
|
do_cache_clean_up: bool,
|
|
store_credentials: bool,
|
|
stored_credentials_file: str,
|
|
retry_on_chunk_error: bool,
|
|
):
|
|
# self.proxyEnabled = proxy_enabled
|
|
# self.proxyType = proxy_type
|
|
# self.proxyAddress = proxy_address
|
|
# self.proxyPort = proxy_port
|
|
# self.proxyAuth = proxy_auth
|
|
# self.proxyUsername = proxy_username
|
|
# self.proxyPassword = proxy_password
|
|
self.cache_enabled = cache_enabled
|
|
self.cache_dir = cache_dir
|
|
self.do_cache_clean_up = do_cache_clean_up
|
|
self.store_credentials = store_credentials
|
|
self.stored_credentials_file = stored_credentials_file
|
|
self.retry_on_chunk_error = retry_on_chunk_error
|
|
|
|
class Builder:
|
|
# Proxy
|
|
# proxyEnabled: bool = False
|
|
# proxyType: Proxy.Type = Proxy.Type.DIRECT
|
|
# proxyAddress: str = None
|
|
# proxyPort: int = None
|
|
# proxyAuth: bool = None
|
|
# proxyUsername: str = None
|
|
# proxyPassword: str = None
|
|
|
|
# Cache
|
|
cache_enabled: bool = True
|
|
cache_dir: str = os.path.join(os.getcwd(), "cache")
|
|
do_cache_clean_up: bool = True
|
|
|
|
# Stored credentials
|
|
store_credentials: bool = True
|
|
stored_credentials_file: str = os.path.join(
|
|
os.getcwd(), "credentials.json")
|
|
|
|
# Fetching
|
|
retry_on_chunk_error: bool = True
|
|
|
|
# def set_proxy_enabled(
|
|
# self,
|
|
# proxy_enabled: bool) -> Session.Configuration.Builder:
|
|
# self.proxyEnabled = proxy_enabled
|
|
# return self
|
|
|
|
# def set_proxy_type(
|
|
# self,
|
|
# proxy_type: Proxy.Type) -> Session.Configuration.Builder:
|
|
# self.proxyType = proxy_type
|
|
# return self
|
|
|
|
# def set_proxy_address(
|
|
# self, proxy_address: str) -> Session.Configuration.Builder:
|
|
# self.proxyAddress = proxy_address
|
|
# return self
|
|
|
|
# def set_proxy_auth(
|
|
# self, proxy_auth: bool) -> Session.Configuration.Builder:
|
|
# self.proxyAuth = proxy_auth
|
|
# return self
|
|
|
|
# def set_proxy_username(
|
|
# self,
|
|
# proxy_username: str) -> Session.Configuration.Builder:
|
|
# self.proxyUsername = proxy_username
|
|
# return self
|
|
|
|
# def set_proxy_password(
|
|
# self,
|
|
# proxy_password: str) -> Session.Configuration.Builder:
|
|
# self.proxyPassword = proxy_password
|
|
# return self
|
|
|
|
def set_cache_enabled(
|
|
self,
|
|
cache_enabled: bool) -> Session.Configuration.Builder:
|
|
"""
|
|
Set cache_enabled
|
|
Args:
|
|
cache_enabled: Cache enabled
|
|
Returns:
|
|
Builder
|
|
"""
|
|
self.cache_enabled = cache_enabled
|
|
return self
|
|
|
|
def set_cache_dir(self,
|
|
cache_dir: str) -> Session.Configuration.Builder:
|
|
"""
|
|
Set cache_dir
|
|
Args:
|
|
cache_dir: Cache directory
|
|
Returns:
|
|
Builder
|
|
"""
|
|
self.cache_dir = cache_dir
|
|
return self
|
|
|
|
def set_do_cache_clean_up(
|
|
self,
|
|
do_cache_clean_up: bool) -> Session.Configuration.Builder:
|
|
"""
|
|
Set do_cache_clean_up
|
|
Args:
|
|
do_cache_clean_up: Do cache clean up
|
|
Returns:
|
|
Builder
|
|
"""
|
|
self.do_cache_clean_up = do_cache_clean_up
|
|
return self
|
|
|
|
def set_store_credentials(
|
|
self,
|
|
store_credentials: bool) -> Session.Configuration.Builder:
|
|
"""
|
|
Set store_credentials
|
|
Args:
|
|
store_credentials: Store credentials
|
|
Returns:
|
|
Builder
|
|
"""
|
|
self.store_credentials = store_credentials
|
|
return self
|
|
|
|
def set_stored_credential_file(
|
|
self, stored_credential_file: str
|
|
) -> Session.Configuration.Builder:
|
|
"""
|
|
Set stored_credential_file
|
|
Args:
|
|
stored_credential_file: Stored credential file
|
|
Returns:
|
|
Builder
|
|
"""
|
|
self.stored_credentials_file = stored_credential_file
|
|
return self
|
|
|
|
def set_retry_on_chunk_error(
|
|
self, retry_on_chunk_error: bool
|
|
) -> Session.Configuration.Builder:
|
|
"""
|
|
Set retry_on_chunk_error
|
|
Args:
|
|
retry_on_chunk_error: Retry on chunk error
|
|
Returns:
|
|
Builder
|
|
"""
|
|
self.retry_on_chunk_error = retry_on_chunk_error
|
|
return self
|
|
|
|
def build(self) -> Session.Configuration:
|
|
"""
|
|
Build Configuration instance
|
|
Returns:
|
|
Session.Configuration
|
|
"""
|
|
return Session.Configuration(
|
|
# self.proxyEnabled,
|
|
# self.proxyType,
|
|
# self.proxyAddress,
|
|
# self.proxyPort,
|
|
# self.proxyAuth,
|
|
# self.proxyUsername,
|
|
# self.proxyPassword,
|
|
self.cache_enabled,
|
|
self.cache_dir,
|
|
self.do_cache_clean_up,
|
|
self.store_credentials,
|
|
self.stored_credentials_file,
|
|
self.retry_on_chunk_error,
|
|
)
|
|
|
|
class ConnectionHolder:
|
|
__buffer = io.BytesIO()
|
|
__socket: socket.socket
|
|
|
|
def __init__(self, sock: socket.socket):
|
|
self.__socket = sock
|
|
|
|
@staticmethod
|
|
def create(address: str, conf) \
|
|
-> Session.ConnectionHolder:
|
|
"""
|
|
Create the ConnectionHolder instance
|
|
Args:
|
|
address: Address to connect
|
|
conf: Configuration
|
|
Returns:
|
|
ConnectionHolder instance
|
|
"""
|
|
ap_address = address.split(":")[0]
|
|
ap_port = int(address.split(":")[1])
|
|
sock = socket.socket()
|
|
sock.connect((ap_address, ap_port))
|
|
return Session.ConnectionHolder(sock)
|
|
|
|
def close(self) -> None:
|
|
"""
|
|
Close the connection
|
|
"""
|
|
self.__socket.close()
|
|
|
|
def flush(self) -> None:
|
|
"""
|
|
Flush data to socket
|
|
"""
|
|
self.__buffer.seek(0)
|
|
self.__socket.send(self.__buffer.read())
|
|
self.__buffer = io.BytesIO()
|
|
|
|
def read(self, length: int) -> bytes:
|
|
"""
|
|
Read data from socket
|
|
Args:
|
|
length: Reading length
|
|
Returns:
|
|
Bytes data from socket
|
|
"""
|
|
return self.__socket.recv(length)
|
|
|
|
def read_int(self) -> int:
|
|
"""
|
|
Read integer from socket
|
|
Returns:
|
|
integer from socket
|
|
"""
|
|
return struct.unpack(">i", self.read(4))[0]
|
|
|
|
def read_short(self) -> int:
|
|
"""
|
|
Read short integer from socket
|
|
Returns:
|
|
short integer from socket
|
|
"""
|
|
return struct.unpack(">h", self.read(2))[0]
|
|
|
|
def set_timeout(self, seconds: float) -> None:
|
|
"""
|
|
Set socket's timeout
|
|
Args:
|
|
seconds: Number of seconds until timeout
|
|
"""
|
|
self.__socket.settimeout(None if seconds == 0 else seconds)
|
|
|
|
def write(self, data: bytes) -> None:
|
|
"""
|
|
Write data to buffer
|
|
Args:
|
|
data: Bytes to be written
|
|
"""
|
|
self.__buffer.write(data)
|
|
|
|
def write_int(self, data: int) -> None:
|
|
"""
|
|
Write data to buffer
|
|
Args:
|
|
data: Integer to be written
|
|
"""
|
|
self.write(struct.pack(">i", data))
|
|
|
|
def write_short(self, data: int) -> None:
|
|
"""
|
|
Write data to buffer
|
|
Args:
|
|
data: Short integer to be written
|
|
"""
|
|
self.write(struct.pack(">h", data))
|
|
|
|
class Inner:
|
|
device_type: Connect.DeviceType = None
|
|
device_name: str
|
|
device_id: str
|
|
conf = None
|
|
preferred_locale: str
|
|
|
|
def __init__(
|
|
self,
|
|
device_type: Connect.DeviceType,
|
|
device_name: str,
|
|
preferred_locale: str,
|
|
conf: Session.Configuration,
|
|
device_id: str = None,
|
|
):
|
|
self.preferred_locale = preferred_locale
|
|
self.conf = conf
|
|
self.device_type = device_type
|
|
self.device_name = device_name
|
|
self.device_id = (device_id if device_id is not None else
|
|
util.random_hex_string(40))
|
|
|
|
class Receiver:
|
|
__session: Session
|
|
__thread: threading.Thread
|
|
__running: bool = True
|
|
|
|
def __init__(self, session):
|
|
self.__session = session
|
|
self.__thread = threading.Thread(target=self.run)
|
|
self.__thread.setDaemon(True)
|
|
self.__thread.setName("session-packet-receiver")
|
|
self.__thread.start()
|
|
|
|
def stop(self) -> None:
|
|
self.__running = False
|
|
|
|
def run(self) -> None:
|
|
"""
|
|
Receive Packet thread function
|
|
"""
|
|
self.__session.logger.info("Session.Receiver started")
|
|
while self.__running:
|
|
packet: Packet
|
|
cmd: bytes
|
|
try:
|
|
packet = self.__session.cipher_pair.receive_encoded(
|
|
self.__session.connection)
|
|
cmd = Packet.Type.parse(packet.cmd)
|
|
if cmd is None:
|
|
self.__session.logger.info(
|
|
"Skipping unknown command cmd: 0x{}, payload: {}".
|
|
format(util.bytes_to_hex(packet.cmd),
|
|
packet.payload))
|
|
continue
|
|
except RuntimeError as ex:
|
|
if self.__running:
|
|
self.__session.logger.fatal(
|
|
"Failed reading packet! {}".format(ex))
|
|
self.__session.reconnect()
|
|
break
|
|
if not self.__running:
|
|
break
|
|
if cmd == Packet.Type.ping:
|
|
if self.__session.scheduled_reconnect is not None:
|
|
self.__session.scheduler.cancel(
|
|
self.__session.scheduled_reconnect)
|
|
|
|
def anonymous():
|
|
self.__session.logger.warning(
|
|
"Socket timed out. Reconnecting...")
|
|
self.__session.reconnect()
|
|
|
|
self.__session.scheduled_reconnect = self.__session.scheduler.enter(
|
|
2 * 60 + 5, 1, anonymous)
|
|
self.__session.send(Packet.Type.pong, packet.payload)
|
|
elif cmd == Packet.Type.pong_ack:
|
|
continue
|
|
elif cmd == Packet.Type.country_code:
|
|
self.__session.__country_code = packet.payload.decode()
|
|
self.__session.logger.info(
|
|
"Received country_code: {}".format(
|
|
self.__session.__country_code))
|
|
elif cmd == Packet.Type.license_version:
|
|
license_version = io.BytesIO(packet.payload)
|
|
license_id = struct.unpack(">h",
|
|
license_version.read(2))[0]
|
|
if license_id != 0:
|
|
buffer = license_version.read()
|
|
self.__session.logger.info(
|
|
"Received license_version: {}, {}".format(
|
|
license_id, buffer.decode()))
|
|
else:
|
|
self.__session.logger.info(
|
|
"Received license_version: {}".format(license_id))
|
|
elif cmd == Packet.Type.unknown_0x10:
|
|
self.__session.logger.debug("Received 0x10: {}".format(
|
|
util.bytes_to_hex(packet.payload)))
|
|
elif cmd in [
|
|
Packet.Type.mercury_sub, Packet.Type.mercury_unsub,
|
|
Packet.Type.mercury_event, Packet.Type.mercury_req
|
|
]:
|
|
self.__session.mercury().dispatch(packet)
|
|
elif cmd in [Packet.Type.aes_key, Packet.Type.aes_key_error]:
|
|
self.__session.audio_key().dispatch(packet)
|
|
elif cmd in [
|
|
Packet.Type.channel_error, Packet.Type.stream_chunk_res
|
|
]:
|
|
self.__session.channel().dispatch(packet)
|
|
elif cmd == Packet.Type.product_info:
|
|
self.__session.parse_product_info(packet.payload)
|
|
else:
|
|
self.__session.logger.info("Skipping {}".format(
|
|
util.bytes_to_hex(cmd)))
|
|
|
|
class SpotifyAuthenticationException(Exception):
|
|
def __init__(self, login_failed: Keyexchange.APLoginFailed):
|
|
super().__init__(
|
|
Keyexchange.ErrorCode.Name(login_failed.error_code))
|
|
|
|
|
|
class SearchManager:
|
|
base_url = "hm://searchview/km/v4/search/"
|
|
__session: Session
|
|
|
|
def __init__(self, session: Session):
|
|
self.__session = session
|
|
|
|
def request(self, request: SearchRequest) -> typing.Any:
|
|
if request.get_username() == "":
|
|
request.set_username(self.__session.username())
|
|
if request.get_country() == "":
|
|
request.set_country(self.__session.country_code)
|
|
if request.get_locale() == "":
|
|
request.set_locale(self.__session.preferred_locale())
|
|
response = self.__session.mercury().send_sync(
|
|
RawMercuryRequest.new_builder().set_method("GET").set_uri(
|
|
request.build_url()).build())
|
|
if response.status_code != 200:
|
|
raise SearchManager.SearchException(response.status_code)
|
|
return json.loads(response.payload)
|
|
|
|
class SearchException(Exception):
|
|
def __init__(self, status_code: int):
|
|
super().__init__("Search failed with code {}.".format(status_code))
|
|
|
|
class SearchRequest:
|
|
query: typing.Final[str]
|
|
__catalogue = ""
|
|
__country = ""
|
|
__image_size = ""
|
|
__limit = 10
|
|
__locale = ""
|
|
__username = ""
|
|
|
|
def __init__(self, query: str):
|
|
self.query = query
|
|
if query == "":
|
|
raise TypeError
|
|
|
|
def build_url(self) -> str:
|
|
url = SearchManager.base_url + urllib.parse.quote(self.query)
|
|
url += "?entityVersion=2"
|
|
url += "&catalogue=" + urllib.parse.quote(self.__catalogue)
|
|
url += "&country=" + urllib.parse.quote(self.__country)
|
|
url += "&imageSize=" + urllib.parse.quote(self.__image_size)
|
|
url += "&limit=" + str(self.__limit)
|
|
url += "&locale=" + urllib.parse.quote(self.__locale)
|
|
url += "&username=" + urllib.parse.quote(self.__username)
|
|
return url
|
|
|
|
def get_catalogue(self) -> str:
|
|
return self.__catalogue
|
|
|
|
def get_country(self) -> str:
|
|
return self.__country
|
|
|
|
def get_image_size(self) -> str:
|
|
return self.__image_size
|
|
|
|
def get_limit(self) -> int:
|
|
return self.__limit
|
|
|
|
def get_locale(self) -> str:
|
|
return self.__locale
|
|
|
|
def get_username(self) -> str:
|
|
return self.__username
|
|
|
|
def set_catalogue(self, catalogue: str) -> SearchManager.SearchRequest:
|
|
self.__catalogue = catalogue
|
|
return self
|
|
|
|
def set_country(self, country: str) -> SearchManager.SearchRequest:
|
|
self.__country = country
|
|
return self
|
|
|
|
def set_image_size(self,
|
|
image_size: str) -> SearchManager.SearchRequest:
|
|
self.__image_size = image_size
|
|
return self
|
|
|
|
def set_limit(self, limit: int) -> SearchManager.SearchRequest:
|
|
self.__limit = limit
|
|
return self
|
|
|
|
def set_locale(self, locale: str) -> SearchManager.SearchRequest:
|
|
self.__locale = locale
|
|
return self
|
|
|
|
def set_username(self, username: str) -> SearchManager.SearchRequest:
|
|
self.__username = username
|
|
return self
|
|
|
|
|
|
class TokenProvider:
|
|
logger = logging.getLogger("Librespot:TokenProvider")
|
|
token_expire_threshold = 10
|
|
__session: Session
|
|
__tokens: typing.List[StoredToken] = []
|
|
|
|
def __init__(self, session: Session):
|
|
self._session = session
|
|
|
|
def find_token_with_all_scopes(
|
|
self, scopes: typing.List[str]) -> typing.Union[StoredToken, None]:
|
|
for token in self.__tokens:
|
|
if token.has_scopes(scopes):
|
|
return token
|
|
return None
|
|
|
|
def get(self, scope: str) -> str:
|
|
return self.get_token(scope).access_token
|
|
|
|
def get_token(self, *scopes) -> StoredToken:
|
|
scopes = list(scopes)
|
|
if len(scopes) == 0:
|
|
raise RuntimeError("The token doesn't have any scope")
|
|
token = self.find_token_with_all_scopes(scopes)
|
|
if token is not None:
|
|
if token.expired():
|
|
self.__tokens.remove(token)
|
|
else:
|
|
return token
|
|
self.logger.debug(
|
|
"Token expired or not suitable, requesting again. scopes: {}, old_token: {}"
|
|
.format(scopes, token))
|
|
response = self._session.mercury().send_sync_json(
|
|
MercuryRequests.request_token(self._session.device_id(),
|
|
",".join(scopes)))
|
|
token = TokenProvider.StoredToken(response)
|
|
self.logger.debug(
|
|
"Updated token successfully! scopes: {}, new_token: {}".format(
|
|
scopes, token))
|
|
self.__tokens.append(token)
|
|
return token
|
|
|
|
class StoredToken:
|
|
expires_in: int
|
|
access_token: str
|
|
scopes: typing.List[str]
|
|
timestamp: int
|
|
|
|
def __init__(self, obj):
|
|
self.timestamp = int(time.time_ns() / 1000)
|
|
self.expires_in = obj["expiresIn"]
|
|
self.access_token = obj["accessToken"]
|
|
self.scopes = obj["scope"]
|
|
|
|
def expired(self) -> bool:
|
|
return (
|
|
self.timestamp +
|
|
(self.expires_in - TokenProvider.token_expire_threshold) * 1000
|
|
< int(time.time_ns() / 1000))
|
|
|
|
def has_scope(self, scope: str) -> bool:
|
|
for s in self.scopes:
|
|
if s == scope:
|
|
return True
|
|
return False
|
|
|
|
def has_scopes(self, sc: typing.List[str]) -> bool:
|
|
for s in sc:
|
|
if not self.has_scope(s):
|
|
return False
|
|
return True
|