Files
dragonpilot/selfdrive/registration.py
2019-08-13 01:36:45 +00:00

109 lines
3.6 KiB
Python

import os
import json
import subprocess
import struct
from datetime import datetime, timedelta
from selfdrive.swaglog import cloudlog
from selfdrive.version import version, terms_version, training_version, get_git_commit, get_git_branch, get_git_remote
from common.api import api_get
from common.params import Params
from common.file_helpers import mkdirs_exists_ok
def get_imei():
ret = subprocess.check_output(["getprop", "oem.device.imeicache"]).strip()
if ret == "":
ret = "000000000000000"
return ret
def get_serial():
return subprocess.check_output(["getprop", "ro.serialno"]).strip()
# TODO: move this to a library
def parse_service_call(call):
ret = subprocess.check_output(call).strip()
if 'Parcel' not in ret:
return None
try:
def fh(x):
if len(x) != 8:
return []
return [x[6:8], x[4:6], x[2:4], x[0:2]]
hd = []
for x in ret.split("\n")[1:]:
for k in map(fh, x.split(": ")[1].split(" '")[0].split(" ")):
hd.extend(k)
return ''.join([chr(int(x, 16)) for x in hd])
except Exception:
return None
def get_subscriber_info():
ret = parse_service_call(["service", "call", "iphonesubinfo", "7"])
if ret is None or len(ret) < 8:
return ""
if struct.unpack("I", ret[4:8]) == -1:
return ""
return ret[8:-2:2]
def register():
params = Params()
params.put("Version", version)
params.put("TermsVersion", terms_version)
params.put("TrainingVersion", training_version)
params.put("GitCommit", get_git_commit())
params.put("GitBranch", get_git_branch())
params.put("GitRemote", get_git_remote())
params.put("SubscriberInfo", get_subscriber_info())
# create a key for auth
# your private key is kept on your device persist partition and never sent to our servers
# do not erase your persist partition
if not os.path.isfile("/persist/comma/id_rsa.pub"):
cloudlog.warning("generating your personal RSA key")
mkdirs_exists_ok("/persist/comma")
assert os.system("openssl genrsa -out /persist/comma/id_rsa.tmp 2048") == 0
assert os.system("openssl rsa -in /persist/comma/id_rsa.tmp -pubout -out /persist/comma/id_rsa.tmp.pub") == 0
os.rename("/persist/comma/id_rsa.tmp", "/persist/comma/id_rsa")
os.rename("/persist/comma/id_rsa.tmp.pub", "/persist/comma/id_rsa.pub")
# make key readable by app users (ai.comma.plus.offroad)
os.chmod('/persist/comma/', 0o755)
os.chmod('/persist/comma/id_rsa', 0o744)
dongle_id, access_token = params.get("DongleId"), params.get("AccessToken")
public_key = open("/persist/comma/id_rsa.pub").read()
# create registration token
# in the future, this key will make JWTs directly
private_key = open("/persist/comma/id_rsa").read()
# late import
import jwt
register_token = jwt.encode({'register':True, 'exp': datetime.utcnow() + timedelta(hours=1)}, private_key, algorithm='RS256')
try:
cloudlog.info("getting pilotauth")
resp = api_get("v2/pilotauth/", method='POST', timeout=15,
imei=get_imei(), serial=get_serial(), public_key=public_key, register_token=register_token)
dongleauth = json.loads(resp.text)
dongle_id, access_token = dongleauth["dongle_id"].encode('ascii'), dongleauth["access_token"].encode('ascii')
params.put("DongleId", dongle_id)
params.put("AccessToken", access_token)
return dongle_id, access_token
except Exception:
cloudlog.exception("failed to authenticate")
if dongle_id is not None and access_token is not None:
return dongle_id, access_token
else:
return None
if __name__ == "__main__":
print(api_get("").text)
print(register())