128 lines
5.0 KiB
Python
128 lines
5.0 KiB
Python
import logging
|
|
import subprocess
|
|
import re
|
|
from tqdm import tqdm
|
|
import base64
|
|
import progressbar
|
|
from time import sleep
|
|
import binascii
|
|
|
|
from pywidevine.cdm import cdm, deviceconfig
|
|
import pywidevine.downloader.wvdownloaderconfig as wvdl_cfg
|
|
|
|
|
|
class WvDecrypt(object):
|
|
|
|
WV_SYSTEM_ID = [237, 239, 139, 169, 121, 214, 74, 206, 163, 200, 39, 220, 213, 29, 33, 237]
|
|
|
|
def __init__(self, config):
|
|
self.config = config
|
|
self.logger = logging.getLogger(__name__)
|
|
self.wvdecrypt_process = None
|
|
self.logger.debug(self.log_message("wvdecrypt object created"))
|
|
|
|
self.cdm = cdm.Cdm()
|
|
|
|
def check_pssh(pssh_b64):
|
|
pssh = base64.b64decode(pssh_b64)
|
|
if not pssh[12:28] == bytes(self.WV_SYSTEM_ID):
|
|
new_pssh = bytearray([0,0,0])
|
|
new_pssh.append(32+len(pssh))
|
|
new_pssh[4:] = bytearray(b'pssh')
|
|
new_pssh[8:] = [0,0,0,0]
|
|
new_pssh[13:] = self.WV_SYSTEM_ID
|
|
new_pssh[29:] = [0,0,0,0]
|
|
new_pssh[31] = len(pssh)
|
|
new_pssh[32:] = pssh
|
|
return base64.b64encode(new_pssh)
|
|
else:
|
|
return pssh_b64
|
|
|
|
print("binitdata64 " + config.init_data_b64)
|
|
|
|
if config.device == 'mpl':
|
|
self.session = self.cdm.open_session(check_pssh(config.init_data_b64),deviceconfig.DeviceConfig(deviceconfig.device_android_generic_2))
|
|
else:
|
|
self.session = self.cdm.open_session(check_pssh(config.init_data_b64),deviceconfig.DeviceConfig(deviceconfig.device_android_generic_2))
|
|
#print(self.session) device_nexus6_lvl1
|
|
self.logger.debug(self.log_message("widevine session opened"))
|
|
if self.config.server_cert_required:
|
|
self.logger.debug(self.log_message("server cert set"))
|
|
self.cdm.set_service_certificate(self.session,config.cert_data_b64)
|
|
|
|
|
|
def log_message(self, msg):
|
|
return "{}_{} : {}".format(self.config.tracktype, self.config.trackno, msg)
|
|
"""
|
|
def start_process(self):
|
|
if self.config.license:
|
|
for key in self.cdm.get_keys(self.session):
|
|
if key.type == 'CONTENT':
|
|
#key.kid.hex()
|
|
self.logger.logkey(self.log_message('{}:{}'.format(key.kid.hex(),key.key.hex())))
|
|
else:
|
|
|
|
#bar = progressbar.ProgressBar(maxval=progressbar.UnknownLength)#, \
|
|
|
|
#widgets=[progressbar.Bar('=', '[', ']'), ' ', progressbar.Percentage()])
|
|
|
|
self.logger.debug(self.log_message("starting mp4decrypt process"))
|
|
self.logger.debug(self.config.build_commandline_list(self.cdm.get_keys(self.session)))
|
|
print(self.cdm.get_keys(self.session))
|
|
print(self.config.build_commandline_list(self.cdm.get_keys(self.session)))
|
|
#exit(1)
|
|
self.wvdecrypt_process = subprocess.Popen(
|
|
self.config.build_commandline_list(self.cdm.get_keys(self.session)),
|
|
stdout=subprocess.PIPE,
|
|
stderr=subprocess.STDOUT
|
|
)
|
|
|
|
|
|
#i = 0
|
|
poll = self.wvdecrypt_process.poll()
|
|
print(poll)
|
|
#bar.start()
|
|
while poll is None:
|
|
#bar.update(i)
|
|
#sleep(0.1)
|
|
#i = i +1
|
|
poll = self.wvdecrypt_process.poll()
|
|
|
|
#bar.finish()
|
|
|
|
self.wvdecrypt_process.wait()
|
|
self.logger.debug(self.log_message("mp4decrypt decrypted successfully"))
|
|
"""
|
|
|
|
def start_process(self):
|
|
#self.key_file = open("key", "w")
|
|
if self.config.license:
|
|
for key in self.cdm.get_keys(self.session):
|
|
if key.type == 'CONTENT':
|
|
self.logger.logkey(self.log_message('{}:{}'.format(key.kid.hex(),key.key.hex())))
|
|
#self.key_file.write(key.kid.hex() + ':' + key.key.hex() + '\n')
|
|
else:
|
|
self.logger.debug(self.log_message("starting mp4decrypt process"))
|
|
self.logger.debug(self.config.build_commandline_list(self.cdm.get_keys(self.session)))
|
|
print(self.cdm.get_keys(self.session))
|
|
print(self.config.build_commandline_list(self.cdm.get_keys(self.session)))
|
|
self.wvdecrypt_process = subprocess.Popen(
|
|
self.config.build_commandline_list(self.cdm.get_keys(self.session)),
|
|
#stdout=subprocess.PIPE,
|
|
#stderr=subprocess.STDOUT
|
|
)
|
|
self.wvdecrypt_process.wait()
|
|
self.logger.debug(self.log_message("mp4decrypt decrypted successfully"))
|
|
#self.key_file.close()
|
|
|
|
def get_challenge(self):
|
|
return self.cdm.get_license_request(self.session)
|
|
|
|
def get_sid(self):
|
|
return (binascii.hexlify(self.session)).decode('utf-8').upper()
|
|
|
|
def update_license(self, license_b64):
|
|
self.cdm.provide_license(self.session, license_b64)
|
|
return True
|
|
|