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authorHeiner Lohaus <hlohaus@users.noreply.github.com>2024-03-25 21:06:51 +0100
committerHeiner Lohaus <hlohaus@users.noreply.github.com>2024-03-25 21:06:51 +0100
commit347d3f92da458520b30e91e56bd66e472e084e70 (patch)
tree8fa21c18ce4380b89db814687483530f01fe506d /g4f/Provider/openai/har_file.py
parentMerge pull request #1744 from igeni/concat2fstr (diff)
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-rw-r--r--g4f/Provider/openai/har_file.py124
1 files changed, 124 insertions, 0 deletions
diff --git a/g4f/Provider/openai/har_file.py b/g4f/Provider/openai/har_file.py
new file mode 100644
index 00000000..3e8535ad
--- /dev/null
+++ b/g4f/Provider/openai/har_file.py
@@ -0,0 +1,124 @@
+import base64
+import json
+import os
+import re
+import time
+import uuid
+import random
+from urllib.parse import unquote
+from copy import deepcopy
+
+from .crypt import decrypt, encrypt
+from ...requests import StreamSession
+
+arkPreURL = "https://tcr9i.chat.openai.com/fc/gt2/public_key/35536E1E-65B4-4D96-9D97-6ADB7EFF8147"
+sessionUrl = "https://chat.openai.com/api/auth/session"
+chatArk = None
+accessToken = None
+
+class arkReq:
+ def __init__(self, arkURL, arkBx, arkHeader, arkBody, arkCookies, userAgent):
+ self.arkURL = arkURL
+ self.arkBx = arkBx
+ self.arkHeader = arkHeader
+ self.arkBody = arkBody
+ self.arkCookies = arkCookies
+ self.userAgent = userAgent
+
+def readHAR():
+ dirPath = "./"
+ harPath = []
+ chatArks = []
+ accessToken = None
+ for root, dirs, files in os.walk(dirPath):
+ for file in files:
+ if file.endswith(".har"):
+ harPath.append(os.path.join(root, file))
+ if not harPath:
+ raise RuntimeError("No .har file found")
+ for path in harPath:
+ with open(path, 'r') as file:
+ try:
+ harFile = json.load(file)
+ except json.JSONDecodeError:
+ # Error: not a HAR file!
+ continue
+ for v in harFile['log']['entries']:
+ if arkPreURL in v['request']['url']:
+ chatArks.append(parseHAREntry(v))
+ elif v['request']['url'] == sessionUrl:
+ accessToken = json.loads(v["response"]["content"]["text"]).get("accessToken")
+ if not chatArks:
+ RuntimeError("No arkose requests found in .har files")
+ if not accessToken:
+ RuntimeError("No accessToken found in .har files")
+ return chatArks.pop(), accessToken
+
+def parseHAREntry(entry) -> arkReq:
+ tmpArk = arkReq(
+ arkURL=entry['request']['url'],
+ arkBx="",
+ arkHeader={h['name'].lower(): h['value'] for h in entry['request']['headers'] if h['name'].lower() not in ['content-length', 'cookie'] and not h['name'].startswith(':')},
+ arkBody={p['name']: unquote(p['value']) for p in entry['request']['postData']['params'] if p['name'] not in ['rnd']},
+ arkCookies=[{'name': c['name'], 'value': c['value'], 'expires': c['expires']} for c in entry['request']['cookies']],
+ userAgent=""
+ )
+ tmpArk.userAgent = tmpArk.arkHeader.get('user-agent', '')
+ bda = tmpArk.arkBody["bda"]
+ bw = tmpArk.arkHeader['x-ark-esync-value']
+ tmpArk.arkBx = decrypt(bda, tmpArk.userAgent + bw)
+ return tmpArk
+
+def genArkReq(chatArk: arkReq) -> arkReq:
+ if not chatArk:
+ raise RuntimeError("No .har file with arkose found")
+
+ tmpArk: arkReq = deepcopy(chatArk)
+ if tmpArk is None or not tmpArk.arkBody or not tmpArk.arkHeader:
+ raise RuntimeError("The .har file is not valid")
+ bda, bw = getBDA(tmpArk)
+
+ tmpArk.arkBody['bda'] = base64.b64encode(bda.encode()).decode()
+ tmpArk.arkBody['rnd'] = str(random.random())
+ tmpArk.arkHeader['x-ark-esync-value'] = bw
+ tmpArk.arkCookies = {cookie['name']: cookie['value'] for cookie in tmpArk.arkCookies}
+ return tmpArk
+
+async def sendRequest(tmpArk: arkReq, proxy: str = None):
+ async with StreamSession(headers=tmpArk.arkHeader, cookies=tmpArk.arkCookies, proxies={"https": proxy}) as session:
+ async with session.post(tmpArk.arkURL, data=tmpArk.arkBody) as response:
+ arkose = (await response.json()).get("token")
+ if "sup=1|rid=" not in arkose:
+ return RuntimeError("No valid arkose token generated")
+ return arkose
+
+def getBDA(arkReq: arkReq):
+ bx = arkReq.arkBx
+
+ bx = re.sub(r'"key":"n","value":"\S*?"', f'"key":"n","value":"{getN()}"', bx)
+ oldUUID_search = re.search(r'"key":"4b4b269e68","value":"(\S*?)"', bx)
+ if oldUUID_search:
+ oldUUID = oldUUID_search.group(1)
+ newUUID = str(uuid.uuid4())
+ bx = bx.replace(oldUUID, newUUID)
+
+ bw = getBw(getBt())
+ encrypted_bx = encrypt(bx, arkReq.userAgent + bw)
+ return encrypted_bx, bw
+
+def getBt() -> int:
+ return int(time.time())
+
+def getBw(bt: int) -> str:
+ return str(bt - (bt % 21600))
+
+def getN() -> str:
+ timestamp = str(int(time.time()))
+ return base64.b64encode(timestamp.encode()).decode()
+
+async def getArkoseAndAccessToken(proxy: str):
+ global chatArk, accessToken
+ if chatArk is None or accessToken is None:
+ chatArk, accessToken = readHAR()
+ newReq = genArkReq(chatArk)
+ return await sendRequest(newReq, proxy), accessToken, newReq.arkCookies \ No newline at end of file