mirror of
https://github.com/wbt5/real-url.git
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106 lines
3.5 KiB
Python
106 lines
3.5 KiB
Python
# 获取网易云音乐旗下look直播的真实流媒体地址。
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# look直播间链接形式：https://look.163.com/live?id=73694082
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# 以下核心加密解密算法来自：https://github.com/Qinjiaxin/MusicBox/blob/b8f716d43d/MusicPlayer/apis/netEaseEncode.py
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# 分析过程可参看 https://github.com/Qinjiaxin/MusicBox/blob/b8f716d43d/doc/analysis/analyze_captured_data.md
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# 加密参数相关。
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# 具体http://s3.music.126.net/sep/s/2/core.js?5d6f8e4d01b4103ec9f246a2ef70e6d1在这个js中可以查看。
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# 好吧，其实不用分析这个js，在这个git中可以找到https://github.com/xiyouMc/ncmbot，不过他是for python2的。
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# 针对pyton3做了修改。
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import base64
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import binascii
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import json
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import random
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import requests
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from Crypto.Cipher import AES
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modulus = '00e0b509f6259df8642dbc35662901477df22677ec152b5ff68ace615bb7b725152b3ab17a876aea8a5aa76d2e417629ec4ee34' \
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'1f56135fccf695280104e0312ecbda92557c93870114af6c9d05c4f7f0c3685b7a46bee255932575cce10b424d813cfe4875d3e' \
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'82047b97ddef52741d546b8e289dc6935b3ece0462db0a22b8e7'
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nonce = b'0CoJUm6Qyw8W8jud'
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pubKey = '010001'
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def aes_encrypt(text, seckey):
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pad = 16 - len(text) % 16
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# aes加密需要byte类型。
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# 因为调用两次，下面还要进行补充位数。
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# 直接用try与if差不多。
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try:
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text = text.decode()
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except Exception as e:
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print(e)
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text = text + pad * chr(pad)
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try:
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text = text.encode()
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except Exception as e:
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print(e)
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encryptor = AES.new(seckey, 2, bytes('0102030405060708', 'utf-8'))
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ciphertext = encryptor.encrypt(text)
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ciphertext = base64.b64encode(ciphertext)
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return ciphertext
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def create_secret_key(size):
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# 2中 os.urandom返回是个字符串。3中变成bytes。
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# 不过加密的目的是需要一个字符串。
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# 因为密钥之后会被加密到rsa中一起发送出去。
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# 所以即使是个固定的密钥也是可以的。
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# return (''.join(map(lambda xx: (hex(ord(xx))[2:]), os.urandom(size))))[0:16]
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return bytes(''.join(random.sample('1234567890qwertyuipasdfghjklzxcvbnm', size)), 'utf-8')
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def rsa_encrypt(text, pub_key, mod):
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text = text[::-1]
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# 3中将字符串转成hex的函数变成了binascii.hexlify, 2中可以直接 str.encode('hex')
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rs = int(binascii.hexlify(text), 16) ** int(pub_key, 16) % int(mod, 16)
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return format(rs, 'x').zfill(256)
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def encrypted_request(text):
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# 这边是加密过程。
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text = json.dumps(text)
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sec_key = create_secret_key(16)
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enc_text = aes_encrypt(aes_encrypt(text, nonce), sec_key)
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enc_sec_key = rsa_encrypt(sec_key, pubKey, modulus)
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# 在那个js中也可以找到。
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# params加密后是个byte，解下码。
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return {'params': enc_text.decode(), 'encSecKey': enc_sec_key}
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class Look:
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def __init__(self, rid):
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self.rid = rid
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def get_real_url(self):
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try:
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request_data = encrypted_request({"liveRoomNo": self.rid})
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response = requests.post(url='https://api.look.163.com/weapi/livestream/room/get/v3', data=request_data)
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real_url = response.json()['data']['roomInfo']['liveUrl']
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except Exception:
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raise Exception('直播间不存在或未开播')
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return real_url
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def get_real_url(rid):
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try:
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look = Look(rid)
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return look.get_real_url()
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except Exception as e:
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print('Exception：', e)
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return False
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if __name__ == '__main__':
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r = input('请输入Look直播房间号：\n')
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print(get_real_url(r))
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