File size: 7,414 Bytes
8cdca00 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 | """Shared header builders for reverse interfaces."""
import re
import uuid
import orjson
from urllib.parse import urlparse
from typing import Dict, Optional
from app.core.logger import logger
from app.core.config import get_config
from app.services.reverse.utils.statsig import StatsigGenerator
def build_sso_cookie(sso_token: str) -> str:
"""
Build SSO Cookie string.
Args:
sso_token: str, the SSO token.
Returns:
str: The SSO Cookie string.
"""
# Format
sso_token = sso_token[4:] if sso_token.startswith("sso=") else sso_token
# SSO Cookie
cookie = f"sso={sso_token}; sso-rw={sso_token}"
# CF Clearance
cf_clearance = get_config("proxy.cf_clearance")
if cf_clearance:
cookie += f";cf_clearance={cf_clearance}"
return cookie
def _extract_major_version(browser: Optional[str], user_agent: Optional[str]) -> Optional[str]:
if browser:
match = re.search(r"(\d{2,3})", browser)
if match:
return match.group(1)
if user_agent:
for pattern in [r"Edg/(\d+)", r"Chrome/(\d+)", r"Chromium/(\d+)"]:
match = re.search(pattern, user_agent)
if match:
return match.group(1)
return None
def _detect_platform(user_agent: str) -> Optional[str]:
ua = user_agent.lower()
if "windows" in ua:
return "Windows"
if "mac os x" in ua or "macintosh" in ua:
return "macOS"
if "android" in ua:
return "Android"
if "iphone" in ua or "ipad" in ua:
return "iOS"
if "linux" in ua:
return "Linux"
return None
def _detect_arch(user_agent: str) -> Optional[str]:
ua = user_agent.lower()
if "aarch64" in ua or "arm" in ua:
return "arm"
if "x86_64" in ua or "x64" in ua or "win64" in ua or "intel" in ua:
return "x86"
return None
def _build_client_hints(browser: Optional[str], user_agent: Optional[str]) -> Dict[str, str]:
browser = (browser or "").strip().lower()
user_agent = user_agent or ""
ua = user_agent.lower()
is_edge = "edge" in browser or "edg" in ua
is_brave = "brave" in browser
is_chromium = any(key in browser for key in ["chrome", "chromium", "edge", "brave"]) or (
"chrome" in ua or "chromium" in ua or "edg" in ua
)
is_firefox = "firefox" in ua or "firefox" in browser
is_safari = ("safari" in ua and "chrome" not in ua and "chromium" not in ua and "edg" not in ua) or "safari" in browser
if not is_chromium or is_firefox or is_safari:
return {}
version = _extract_major_version(browser, user_agent)
if not version:
return {}
if is_edge:
brand = "Microsoft Edge"
elif "chromium" in browser:
brand = "Chromium"
elif is_brave:
brand = "Brave"
else:
brand = "Google Chrome"
sec_ch_ua = (
f"\"{brand}\";v=\"{version}\", "
f"\"Chromium\";v=\"{version}\", "
"\"Not(A:Brand\";v=\"24\""
)
platform = _detect_platform(user_agent)
arch = _detect_arch(user_agent)
mobile = "?1" if ("mobile" in ua or platform in ("Android", "iOS")) else "?0"
hints = {
"Sec-Ch-Ua": sec_ch_ua,
"Sec-Ch-Ua-Mobile": mobile,
}
if platform:
hints["Sec-Ch-Ua-Platform"] = f"\"{platform}\""
if arch:
hints["Sec-Ch-Ua-Arch"] = arch
hints["Sec-Ch-Ua-Bitness"] = "64"
hints["Sec-Ch-Ua-Model"] = "" if mobile == "?0" else ""
return hints
def build_ws_headers(token: Optional[str] = None, origin: Optional[str] = None, extra: Optional[Dict[str, str]] = None) -> Dict[str, str]:
"""
Build headers for WebSocket requests.
Args:
token: Optional[str], the SSO token for Cookie. Defaults to None.
origin: Optional[str], the Origin value. Defaults to "https://grok.com" if not provided.
extra: Optional[Dict[str, str]], extra headers to merge. Defaults to None.
Returns:
Dict[str, str]: The headers dictionary.
"""
user_agent = get_config("proxy.user_agent")
headers = {
"Origin": origin or "https://grok.com",
"User-Agent": user_agent,
"Accept-Language": "zh-CN,zh;q=0.9,en;q=0.8",
"Cache-Control": "no-cache",
"Pragma": "no-cache",
}
client_hints = _build_client_hints(get_config("proxy.browser"), user_agent)
if client_hints:
headers.update(client_hints)
if token:
headers["Cookie"] = build_sso_cookie(token)
if extra:
headers.update(extra)
return headers
def build_headers(cookie_token: str, content_type: Optional[str] = None, origin: Optional[str] = None, referer: Optional[str] = None) -> Dict[str, str]:
"""
Build headers for reverse interfaces.
Args:
cookie_token: str, the SSO token.
content_type: Optional[str], the Content-Type value.
origin: Optional[str], the Origin value. Defaults to "https://grok.com" if not provided.
referer: Optional[str], the Referer value. Defaults to "https://grok.com/" if not provided.
Returns:
Dict[str, str]: The headers dictionary.
"""
user_agent = get_config("proxy.user_agent")
headers = {
"Accept-Encoding": "gzip, deflate, br, zstd",
"Accept-Language": "zh-CN,zh;q=0.9,en;q=0.8",
"Baggage": "sentry-environment=production,sentry-release=d6add6fb0460641fd482d767a335ef72b9b6abb8,sentry-public_key=b311e0f2690c81f25e2c4cf6d4f7ce1c",
"Origin": origin or "https://grok.com",
"Priority": "u=1, i",
"Referer": referer or "https://grok.com/",
"Sec-Fetch-Mode": "cors",
"User-Agent": user_agent,
}
client_hints = _build_client_hints(get_config("proxy.browser"), user_agent)
if client_hints:
headers.update(client_hints)
# Cookie
headers["Cookie"] = build_sso_cookie(cookie_token)
# Content-Type and Accept/Sec-Fetch-Dest
if content_type and content_type == "application/json":
headers["Content-Type"] = "application/json"
headers["Accept"] = "*/*"
headers["Sec-Fetch-Dest"] = "empty"
elif content_type in ["image/jpeg", "image/png", "video/mp4", "video/webm"]:
headers["Content-Type"] = content_type
headers["Accept"] = "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7"
headers["Sec-Fetch-Dest"] = "document"
else:
headers["Content-Type"] = "application/json"
headers["Accept"] = "*/*"
headers["Sec-Fetch-Dest"] = "empty"
# Sec-Fetch-Site
origin_domain = urlparse(headers.get("Origin", "")).hostname
referer_domain = urlparse(headers.get("Referer", "")).hostname
if origin_domain and referer_domain and origin_domain == referer_domain:
headers["Sec-Fetch-Site"] = "same-origin"
else:
headers["Sec-Fetch-Site"] = "same-site"
# X-Statsig-ID and X-XAI-Request-ID
headers["x-statsig-id"] = StatsigGenerator.gen_id()
headers["x-xai-request-id"] = str(uuid.uuid4())
# Print headers without Cookie
safe_headers = dict(headers)
if "Cookie" in safe_headers:
safe_headers["Cookie"] = "<redacted>"
logger.debug(f"Built headers: {orjson.dumps(safe_headers).decode()}")
return headers
__all__ = ["build_headers", "build_sso_cookie", "build_ws_headers"]
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