mirror of
https://github.com/Sneed-Group/pypush-plus-plus
synced 2024-12-26 21:02:26 -06:00
180 lines
7.4 KiB
Python
180 lines
7.4 KiB
Python
import plistlib
|
|
from base64 import b64decode
|
|
|
|
import requests
|
|
|
|
from ._helpers import PROTOCOL_VERSION, USER_AGENT, KeyPair, parse_key, serialize_key
|
|
from .signing import add_auth_signature, armour_cert
|
|
|
|
from io import BytesIO
|
|
|
|
from cryptography.hazmat.primitives.asymmetric import ec, rsa
|
|
|
|
import logging
|
|
logger = logging.getLogger("ids")
|
|
|
|
class IDSIdentity:
|
|
def __init__(self, signing_key: str | None = None, encryption_key: str | None = None, signing_public_key: str | None = None, encryption_public_key: str | None = None):
|
|
if signing_key is not None:
|
|
self.signing_key = signing_key
|
|
self.signing_public_key = serialize_key(parse_key(signing_key).public_key())# type: ignore
|
|
elif signing_public_key is not None:
|
|
self.signing_key = None
|
|
self.signing_public_key = signing_public_key
|
|
else:
|
|
# Generate a new key
|
|
self.signing_key = serialize_key(ec.generate_private_key(ec.SECP256R1()))
|
|
self.signing_public_key = serialize_key(parse_key(self.signing_key).public_key())# type: ignore
|
|
|
|
if encryption_key is not None:
|
|
self.encryption_key = encryption_key
|
|
self.encryption_public_key = serialize_key(parse_key(encryption_key).public_key())# type: ignore
|
|
elif encryption_public_key is not None:
|
|
self.encryption_key = None
|
|
self.encryption_public_key = encryption_public_key
|
|
else:
|
|
self.encryption_key = serialize_key(rsa.generate_private_key(65537, 1280))
|
|
self.encryption_public_key = serialize_key(parse_key(self.encryption_key).public_key())# type: ignore
|
|
|
|
@staticmethod
|
|
def decode(inp: bytes) -> 'IDSIdentity':
|
|
input = BytesIO(inp)
|
|
|
|
assert input.read(5) == b'\x30\x81\xF6\x81\x43' # DER header
|
|
raw_ecdsa = input.read(67)
|
|
assert input.read(3) == b'\x82\x81\xAE' # DER header
|
|
raw_rsa = input.read(174)
|
|
|
|
# Parse the RSA key
|
|
raw_rsa = BytesIO(raw_rsa)
|
|
assert raw_rsa.read(2) == b'\x00\xAC' # Not sure what this is
|
|
assert raw_rsa.read(3) == b'\x30\x81\xA9' # Inner DER header
|
|
assert raw_rsa.read(3) == b'\x02\x81\xA1'
|
|
rsa_modulus = raw_rsa.read(161)
|
|
rsa_modulus = int.from_bytes(rsa_modulus, "big")
|
|
assert raw_rsa.read(5) == b'\x02\x03\x01\x00\x01' # Exponent, should always be 65537
|
|
|
|
# Parse the EC key
|
|
assert raw_ecdsa[:3] == b'\x00\x41\x04'
|
|
raw_ecdsa = raw_ecdsa[3:]
|
|
ec_x = int.from_bytes(raw_ecdsa[:32], "big")
|
|
ec_y = int.from_bytes(raw_ecdsa[32:], "big")
|
|
|
|
ec_key = ec.EllipticCurvePublicNumbers(ec_x, ec_y, ec.SECP256R1())
|
|
ec_key = ec_key.public_key()
|
|
|
|
rsa_key = rsa.RSAPublicNumbers(e=65537, n=rsa_modulus)
|
|
rsa_key = rsa_key.public_key()
|
|
|
|
return IDSIdentity(signing_public_key=serialize_key(ec_key), encryption_public_key=serialize_key(rsa_key))
|
|
|
|
|
|
def encode(self) -> bytes:
|
|
output = BytesIO()
|
|
|
|
raw_rsa = BytesIO()
|
|
raw_rsa.write(b'\x00\xAC')
|
|
raw_rsa.write(b'\x30\x81\xA9')
|
|
raw_rsa.write(b'\x02\x81\xA1')
|
|
raw_rsa.write(parse_key(self.encryption_public_key).public_numbers().n.to_bytes(161, "big")) # type: ignore
|
|
raw_rsa.write(b'\x02\x03\x01\x00\x01') # Hardcode the exponent
|
|
|
|
output.write(b'\x30\x81\xF6\x81\x43')
|
|
output.write(b'\x00\x41\x04')
|
|
output.write(parse_key(self.signing_public_key).public_numbers().x.to_bytes(32, "big"))# type: ignore
|
|
output.write(parse_key(self.signing_public_key).public_numbers().y.to_bytes(32, "big"))# type: ignore
|
|
|
|
output.write(b'\x82\x81\xAE')
|
|
output.write(raw_rsa.getvalue())
|
|
|
|
return output.getvalue()
|
|
|
|
def register(
|
|
push_token, handles, user_id, auth_key: KeyPair, push_key: KeyPair, identity: IDSIdentity, validation_data
|
|
):
|
|
logger.debug(f"Registering IDS identity for {handles}")
|
|
uris = [{"uri": handle} for handle in handles]
|
|
import uuid
|
|
body = {
|
|
"device-name": "pypush",
|
|
"hardware-version": "MacBookPro18,3",
|
|
"language": "en-US",
|
|
"os-version": "macOS,13.2.1,22D68",
|
|
"software-version": "22D68",
|
|
"private-device-data": {
|
|
"u": uuid.uuid4().hex.upper(),
|
|
},
|
|
"services": [
|
|
{
|
|
"capabilities": [{"flags": 1, "name": "Messenger", "version": 1}],
|
|
"service": "com.apple.madrid",
|
|
"sub-services": ["com.apple.private.alloy.sms",
|
|
"com.apple.private.alloy.gelato",
|
|
"com.apple.private.alloy.biz",
|
|
"com.apple.private.alloy.gamecenter.imessage"],
|
|
"users": [
|
|
{
|
|
"client-data": {
|
|
'is-c2k-equipment': True,
|
|
'optionally-receive-typing-indicators': True,
|
|
'public-message-identity-key': identity.encode(),
|
|
'public-message-identity-version':2,
|
|
'show-peer-errors': True,
|
|
'supports-ack-v1': True,
|
|
'supports-activity-sharing-v1': True,
|
|
'supports-audio-messaging-v2': True,
|
|
"supports-autoloopvideo-v1": True,
|
|
'supports-be-v1': True,
|
|
'supports-ca-v1': True,
|
|
'supports-fsm-v1': True,
|
|
'supports-fsm-v2': True,
|
|
'supports-fsm-v3': True,
|
|
'supports-ii-v1': True,
|
|
'supports-impact-v1': True,
|
|
'supports-inline-attachments': True,
|
|
'supports-keep-receipts': True,
|
|
"supports-location-sharing": True,
|
|
'supports-media-v2': True,
|
|
'supports-photos-extension-v1': True,
|
|
'supports-st-v1': True,
|
|
'supports-update-attachments-v1': True,
|
|
},
|
|
"uris": uris,
|
|
"user-id": user_id,
|
|
}
|
|
],
|
|
}
|
|
],
|
|
"validation-data": b64decode(validation_data),
|
|
}
|
|
|
|
body = plistlib.dumps(body)
|
|
|
|
headers = {
|
|
"x-protocol-version": PROTOCOL_VERSION,
|
|
"x-auth-user-id-0": user_id,
|
|
}
|
|
add_auth_signature(headers, body, "id-register", auth_key, push_key, push_token, 0)
|
|
|
|
r = requests.post(
|
|
"https://identity.ess.apple.com/WebObjects/TDIdentityService.woa/wa/register",
|
|
headers=headers,
|
|
data=body,
|
|
verify=False,
|
|
)
|
|
r = plistlib.loads(r.content)
|
|
#print(f'Response code: {r["status"]}')
|
|
logger.debug(f"Recieved response to IDS registration: {r}")
|
|
if "status" in r and r["status"] == 6004:
|
|
raise Exception("Validation data expired!")
|
|
# TODO: Do validation of nested statuses
|
|
if "status" in r and r["status"] != 0:
|
|
raise Exception(f"Failed to register: {r}")
|
|
if not "services" in r:
|
|
raise Exception(f"No services in response: {r}")
|
|
if not "users" in r["services"][0]:
|
|
raise Exception(f"No users in response: {r}")
|
|
if not "cert" in r["services"][0]["users"][0]:
|
|
raise Exception(f"No cert in response: {r}")
|
|
|
|
return armour_cert(r["services"][0]["users"][0]["cert"])
|