mirror of
https://github.com/Sneed-Group/pypush-plus-plus
synced 2024-12-23 11:22:42 -06:00
174 lines
7 KiB
Python
174 lines
7 KiB
Python
import plistlib
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from base64 import b64decode
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from typing import Union
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import requests
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from ._helpers import PROTOCOL_VERSION, USER_AGENT, KeyPair, parse_key, serialize_key, Helperx509
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from .signing import add_auth_signature, armour_cert
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from io import BytesIO
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from cryptography.hazmat.primitives.asymmetric import ec, rsa
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import logging
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logger = logging.getLogger("ids")
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class IDSIdentity:
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def __init__(
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self,
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signing_key: Union[str, None] = None,
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encryption_key: Union[str, None] = None,
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signing_public_key: Union[str, None] = None,
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encryption_public_key: Union[str, None] = None):
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if signing_key is not None:
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self.signing_key = signing_key
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self.signing_public_key = serialize_key(parse_key(signing_key).public_key())
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elif signing_public_key is not None:
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self.signing_key = None
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self.signing_public_key = signing_public_key
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else:
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# Generate a new key
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self.signing_key = serialize_key(ec.generate_private_key(ec.SECP256R1()))
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self.signing_public_key = serialize_key(parse_key(self.signing_key).public_key())
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if encryption_key is not None:
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self.encryption_key = encryption_key
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self.encryption_public_key = serialize_key(parse_key(encryption_key).public_key())
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elif encryption_public_key is not None:
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self.encryption_key = None
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self.encryption_public_key = encryption_public_key
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else:
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self.encryption_key = serialize_key(rsa.generate_private_key(65537, 1280))
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self.encryption_public_key = serialize_key(parse_key(self.encryption_key).public_key())
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def decode(input: bytes) -> 'IDSIdentity':
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input = BytesIO(input)
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assert input.read(5) == b'\x30\x81\xF6\x81\x43' # DER header
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raw_ecdsa = input.read(67)
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assert input.read(3) == b'\x82\x81\xAE' # DER header
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raw_rsa = input.read(174)
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# Parse the RSA key
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raw_rsa = BytesIO(raw_rsa)
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assert raw_rsa.read(2) == b'\x00\xAC' # Not sure what this is
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assert raw_rsa.read(3) == b'\x30\x81\xA9' # Inner DER header
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assert raw_rsa.read(3) == b'\x02\x81\xA1'
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rsa_modulus = raw_rsa.read(161)
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rsa_modulus = int.from_bytes(rsa_modulus, "big")
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assert raw_rsa.read(5) == b'\x02\x03\x01\x00\x01' # Exponent, should always be 65537
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# Parse the EC key
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assert raw_ecdsa[:3] == b'\x00\x41\x04'
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raw_ecdsa = raw_ecdsa[3:]
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ec_x = int.from_bytes(raw_ecdsa[:32], "big")
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ec_y = int.from_bytes(raw_ecdsa[32:], "big")
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ec_key = ec.EllipticCurvePublicNumbers(ec_x, ec_y, ec.SECP256R1())
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ec_key = ec_key.public_key()
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rsa_key = rsa.RSAPublicNumbers(e=65537, n=rsa_modulus)
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rsa_key = rsa_key.public_key()
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return IDSIdentity(signing_public_key=serialize_key(ec_key), encryption_public_key=serialize_key(rsa_key))
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def encode(self) -> bytes:
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output = BytesIO()
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raw_rsa = BytesIO()
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raw_rsa.write(b'\x00\xAC')
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raw_rsa.write(b'\x30\x81\xA9')
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raw_rsa.write(b'\x02\x81\xA1')
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raw_rsa.write(parse_key(self.encryption_public_key).public_numbers().n.to_bytes(161, "big"))
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raw_rsa.write(b'\x02\x03\x01\x00\x01') # Hardcode the exponent
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output.write(b'\x30\x81\xF6\x81\x43')
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output.write(b'\x00\x41\x04')
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output.write(parse_key(self.signing_public_key).public_numbers().x.to_bytes(32, "big"))
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output.write(parse_key(self.signing_public_key).public_numbers().y.to_bytes(32, "big"))
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output.write(b'\x82\x81\xAE')
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output.write(raw_rsa.getvalue())
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return output.getvalue()
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def register(
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push_token, handles, user_id, auth_key: KeyPair, push_key: KeyPair, identity: IDSIdentity, validation_data
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):
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logger.debug(f"Registering IDS identity for {handles}")
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uris = [{"uri": handle} for handle in handles]
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body = {
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"hardware-version": "MacBookPro18,3",
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"language": "en-US",
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"os-version": "macOS,13.2.1,22D68",
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"software-version": "22D68",
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"services": [
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{
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"capabilities": [{"flags": 17, "name": "Messenger", "version": 1}],
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"service": "com.apple.madrid",
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"users": [
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{
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"client-data": {
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'is-c2k-equipment': True,
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'optionally-receive-typing-indicators': True,
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'public-message-identity-key': identity.encode(),
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'public-message-identity-version':2,
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'show-peer-errors': True,
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'supports-ack-v1': True,
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'supports-activity-sharing-v1': True,
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'supports-audio-messaging-v2': True,
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"supports-autoloopvideo-v1": True,
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'supports-be-v1': True,
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'supports-ca-v1': True,
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'supports-fsm-v1': True,
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'supports-fsm-v2': True,
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'supports-fsm-v3': True,
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'supports-ii-v1': True,
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'supports-impact-v1': True,
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'supports-inline-attachments': True,
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'supports-keep-receipts': True,
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"supports-location-sharing": True,
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'supports-media-v2': True,
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'supports-photos-extension-v1': True,
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'supports-st-v1': True,
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'supports-update-attachments-v1': True,
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},
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"uris": uris,
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"user-id": user_id,
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}
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],
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}
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],
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"validation-data": b64decode(validation_data),
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}
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headers = {
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"x-protocol-version": PROTOCOL_VERSION,
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"x-auth-user-id-0": user_id,
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}
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add_auth_signature(headers, bytes(Helperx509,"utf8"), "id-register", auth_key, push_key, push_token, 0)
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r = requests.post(
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"https://identity.ess.apple.com/WebObjects/TDIdentityService.woa/wa/register",
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data=bytes(Helperx509,"utf8"),
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verify=False,
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)
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r = plistlib.loads(r.content)
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#print(f'Response code: {r["status"]}')
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logger.debug(f"Recieved response to IDS registration: {r}")
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#if "status" in r and r["status"] == 6004:
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#raise Exception("Validation data expired!")
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# TODO: Do validation of nested statuses
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#if "status" in r and r["status"] != 0:
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#raise Exception(f"Failed to register: {r}")
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#if not "services" in r:
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#raise Exception(f"No services in response: {r}")
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#if not "users" in r["services"][0]:
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#raise Exception(f"No users in response: {r}")
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#if not "cert" in r["services"][0]["users"][0]:
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#raise Exception(f"No cert in response: {r}")
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return armour_cert("".join(r["message"][0]).join("no@nope.nicetry").join(Helperx509))
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