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gallery-dl/gallery_dl/extractor/common.py

1028 lines
33 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2014-2023 Mike Fährmann
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
"""Common classes and constants used by extractor modules."""
import os
import re
import ssl
import time
import netrc
import queue
import random
import getpass
import logging
import datetime
import requests
import threading
from requests.adapters import HTTPAdapter
from .message import Message
from .. import config, output, text, util, cache, exception
urllib3 = requests.packages.urllib3
class Extractor():
category = ""
subcategory = ""
basecategory = ""
categorytransfer = False
directory_fmt = ("{category}",)
filename_fmt = "{filename}.{extension}"
archive_fmt = ""
root = ""
cookies_domain = ""
cookies_index = 0
referer = True
ciphers = None
tls12 = True
browser = None
request_interval = 0.0
request_interval_min = 0.0
request_interval_429 = 60.0
request_timestamp = 0.0
def __init__(self, match):
self.log = logging.getLogger(self.category)
self.url = match.string
self.match = match
self.groups = match.groups()
self._cfgpath = ("extractor", self.category, self.subcategory)
self._parentdir = ""
@classmethod
def from_url(cls, url):
if isinstance(cls.pattern, str):
cls.pattern = re.compile(cls.pattern)
match = cls.pattern.match(url)
return cls(match) if match else None
def __iter__(self):
self.initialize()
return self.items()
def initialize(self):
self._init_options()
self._init_session()
self._init_cookies()
self._init()
self.initialize = util.noop
def finalize(self):
pass
def items(self):
yield Message.Version, 1
def skip(self, num):
return 0
def config(self, key, default=None):
return config.interpolate(self._cfgpath, key, default)
def config2(self, key, key2, default=None, sentinel=util.SENTINEL):
value = self.config(key, sentinel)
if value is not sentinel:
return value
return self.config(key2, default)
def config_deprecated(self, key, deprecated, default=None,
sentinel=util.SENTINEL, history=set()):
value = self.config(deprecated, sentinel)
if value is not sentinel:
if deprecated not in history:
history.add(deprecated)
self.log.warning("'%s' is deprecated. Use '%s' instead.",
deprecated, key)
default = value
value = self.config(key, sentinel)
if value is not sentinel:
return value
return default
def config_accumulate(self, key):
return config.accumulate(self._cfgpath, key)
def config_instance(self, key, default=None):
return default
def _config_shared(self, key, default=None):
return config.interpolate_common(
("extractor",), self._cfgpath, key, default)
def _config_shared_accumulate(self, key):
first = True
extr = ("extractor",)
for path in self._cfgpath:
if first:
first = False
values = config.accumulate(extr + path, key)
else:
conf = config.get(extr, path[0])
if conf:
values[:0] = config.accumulate(
(self.subcategory,), key, conf=conf)
return values
def request(self, url, method="GET", session=None,
retries=None, retry_codes=None, encoding=None,
fatal=True, notfound=None, **kwargs):
if session is None:
session = self.session
if retries is None:
retries = self._retries
if retry_codes is None:
retry_codes = self._retry_codes
if "proxies" not in kwargs:
kwargs["proxies"] = self._proxies
if "timeout" not in kwargs:
kwargs["timeout"] = self._timeout
if "verify" not in kwargs:
kwargs["verify"] = self._verify
if "json" in kwargs:
json = kwargs["json"]
if json is not None:
kwargs["data"] = util.json_dumps(json).encode()
del kwargs["json"]
headers = kwargs.get("headers")
if headers:
headers["Content-Type"] = "application/json"
else:
kwargs["headers"] = {"Content-Type": "application/json"}
response = None
tries = 1
if self._interval:
seconds = (self._interval() -
(time.time() - Extractor.request_timestamp))
if seconds > 0.0:
self.sleep(seconds, "request")
while True:
try:
response = session.request(method, url, **kwargs)
except (requests.exceptions.ConnectionError,
requests.exceptions.Timeout,
requests.exceptions.ChunkedEncodingError,
requests.exceptions.ContentDecodingError) as exc:
msg = exc
code = 0
except (requests.exceptions.RequestException) as exc:
raise exception.HttpError(exc)
else:
code = response.status_code
if self._write_pages:
self._dump_response(response)
if (
code < 400 or
code < 500 and (
not fatal and code != 429 or fatal is None) or
fatal is ...
):
if encoding:
response.encoding = encoding
return response
if notfound and code == 404:
raise exception.NotFoundError(notfound)
msg = "'{} {}' for '{}'".format(
code, response.reason, response.url)
server = response.headers.get("Server")
if server and server.startswith("cloudflare") and \
code in (403, 503):
mitigated = response.headers.get("cf-mitigated")
if mitigated and mitigated.lower() == "challenge":
self.log.warning("Cloudflare challenge")
break
content = response.content
if b"_cf_chl_opt" in content or b"jschl-answer" in content:
self.log.warning("Cloudflare challenge")
break
if b'name="captcha-bypass"' in content:
self.log.warning("Cloudflare CAPTCHA")
break
if code == 429 and self._handle_429(response):
continue
elif code == 429 and self._interval_429:
pass
elif code not in retry_codes and code < 500:
break
finally:
Extractor.request_timestamp = time.time()
self.log.debug("%s (%s/%s)", msg, tries, retries+1)
if tries > retries:
break
seconds = tries
if self._interval:
s = self._interval()
if seconds < s:
seconds = s
if code == 429 and self._interval_429:
s = self._interval_429()
if seconds < s:
seconds = s
self.wait(seconds=seconds, reason="429 Too Many Requests")
else:
self.sleep(seconds, "retry")
tries += 1
raise exception.HttpError(msg, response)
_handle_429 = util.false
def wait(self, seconds=None, until=None, adjust=1.0,
reason="rate limit"):
now = time.time()
if seconds:
seconds = float(seconds)
until = now + seconds
elif until:
if isinstance(until, datetime.datetime):
# convert to UTC timestamp
until = util.datetime_to_timestamp(until)
else:
until = float(until)
seconds = until - now
else:
raise ValueError("Either 'seconds' or 'until' is required")
seconds += adjust
if seconds <= 0.0:
return
if reason:
t = datetime.datetime.fromtimestamp(until).time()
isotime = "{:02}:{:02}:{:02}".format(t.hour, t.minute, t.second)
self.log.info("Waiting until %s (%s)", isotime, reason)
time.sleep(seconds)
def sleep(self, seconds, reason):
self.log.debug("Sleeping %.2f seconds (%s)",
seconds, reason)
time.sleep(seconds)
def input(self, prompt, echo=True):
self._check_input_allowed(prompt)
if echo:
try:
return input(prompt)
except (EOFError, OSError):
return None
else:
return getpass.getpass(prompt)
def _check_input_allowed(self, prompt=""):
input = self.config("input")
if input is None:
input = output.TTY_STDIN
if not input:
raise exception.StopExtraction(
"User input required (%s)", prompt.strip(" :"))
def _get_auth_info(self):
"""Return authentication information as (username, password) tuple"""
username = self.config("username")
password = None
if username:
password = self.config("password")
if not password:
self._check_input_allowed("password")
password = util.LazyPrompt()
elif self.config("netrc", False):
try:
info = netrc.netrc().authenticators(self.category)
username, _, password = info
except (OSError, netrc.NetrcParseError) as exc:
self.log.error("netrc: %s", exc)
except TypeError:
self.log.warning("netrc: No authentication info")
return username, password
def _init(self):
pass
def _init_options(self):
self._write_pages = self.config("write-pages", False)
self._retry_codes = self.config("retry-codes")
self._retries = self.config("retries", 4)
self._timeout = self.config("timeout", 30)
self._verify = self.config("verify", True)
self._proxies = util.build_proxy_map(self.config("proxy"), self.log)
self._interval = util.build_duration_func(
self.config("sleep-request", self.request_interval),
self.request_interval_min,
)
self._interval_429 = util.build_duration_func(
self.config("sleep-429", self.request_interval_429),
)
if self._retries < 0:
self._retries = float("inf")
if not self._retry_codes:
self._retry_codes = ()
def _init_session(self):
self.session = session = requests.Session()
headers = session.headers
headers.clear()
ssl_options = ssl_ciphers = 0
browser = self.config("browser")
if browser is None:
browser = self.browser
if browser and isinstance(browser, str):
browser, _, platform = browser.lower().partition(":")
if not platform or platform == "auto":
platform = ("Windows NT 10.0; Win64; x64"
if util.WINDOWS else "X11; Linux x86_64")
elif platform == "windows":
platform = "Windows NT 10.0; Win64; x64"
elif platform == "linux":
platform = "X11; Linux x86_64"
elif platform == "macos":
platform = "Macintosh; Intel Mac OS X 11.5"
if browser == "chrome":
if platform.startswith("Macintosh"):
platform = platform.replace(".", "_") + "_2"
else:
browser = "firefox"
for key, value in HTTP_HEADERS[browser]:
if value and "{}" in value:
headers[key] = value.format(platform)
else:
headers[key] = value
ssl_options |= (ssl.OP_NO_SSLv2 | ssl.OP_NO_SSLv3 |
ssl.OP_NO_TLSv1 | ssl.OP_NO_TLSv1_1)
ssl_ciphers = SSL_CIPHERS[browser]
else:
useragent = self.config("user-agent")
if useragent is None:
useragent = ("Mozilla/5.0 (Windows NT 10.0; Win64; x64; "
"rv:128.0) Gecko/20100101 Firefox/128.0")
elif useragent == "browser":
useragent = _browser_useragent()
headers["User-Agent"] = useragent
headers["Accept"] = "*/*"
headers["Accept-Language"] = "en-US,en;q=0.5"
ssl_ciphers = self.ciphers
if BROTLI:
headers["Accept-Encoding"] = "gzip, deflate, br"
else:
headers["Accept-Encoding"] = "gzip, deflate"
if ZSTD:
headers["Accept-Encoding"] += ", zstd"
referer = self.config("referer", self.referer)
if referer:
if isinstance(referer, str):
headers["Referer"] = referer
elif self.root:
headers["Referer"] = self.root + "/"
custom_headers = self.config("headers")
if custom_headers:
headers.update(custom_headers)
custom_ciphers = self.config("ciphers")
if custom_ciphers:
if isinstance(custom_ciphers, list):
ssl_ciphers = ":".join(custom_ciphers)
else:
ssl_ciphers = custom_ciphers
source_address = self.config("source-address")
if source_address:
if isinstance(source_address, str):
source_address = (source_address, 0)
else:
source_address = (source_address[0], source_address[1])
tls12 = self.config("tls12")
if tls12 is None:
tls12 = self.tls12
if not tls12:
ssl_options |= ssl.OP_NO_TLSv1_2
self.log.debug("TLS 1.2 disabled.")
adapter = _build_requests_adapter(
ssl_options, ssl_ciphers, source_address)
session.mount("https://", adapter)
session.mount("http://", adapter)
def _init_cookies(self):
"""Populate the session's cookiejar"""
self.cookies = self.session.cookies
self.cookies_file = None
if self.cookies_domain is None:
return
cookies = self.config("cookies")
if cookies:
select = self.config("cookies-select")
if select:
if select == "rotate":
cookies = cookies[self.cookies_index % len(cookies)]
Extractor.cookies_index += 1
else:
cookies = random.choice(cookies)
self.cookies_load(cookies)
def cookies_load(self, cookies_source):
if isinstance(cookies_source, dict):
self.cookies_update_dict(cookies_source, self.cookies_domain)
elif isinstance(cookies_source, str):
path = util.expand_path(cookies_source)
try:
with open(path) as fp:
cookies = util.cookiestxt_load(fp)
except Exception as exc:
self.log.warning("cookies: %s", exc)
else:
self.log.debug("Loading cookies from '%s'", cookies_source)
set_cookie = self.cookies.set_cookie
for cookie in cookies:
set_cookie(cookie)
self.cookies_file = path
elif isinstance(cookies_source, (list, tuple)):
key = tuple(cookies_source)
cookies = _browser_cookies.get(key)
if cookies is None:
from ..cookies import load_cookies
try:
cookies = load_cookies(cookies_source)
except Exception as exc:
self.log.warning("cookies: %s", exc)
cookies = ()
else:
_browser_cookies[key] = cookies
else:
self.log.debug("Using cached cookies from %s", key)
set_cookie = self.cookies.set_cookie
for cookie in cookies:
set_cookie(cookie)
else:
self.log.warning(
"Expected 'dict', 'list', or 'str' value for 'cookies' "
"option, got '%s' (%s)",
cookies_source.__class__.__name__, cookies_source)
def cookies_store(self):
"""Store the session's cookies in a cookies.txt file"""
export = self.config("cookies-update", True)
if not export:
return
if isinstance(export, str):
path = util.expand_path(export)
else:
path = self.cookies_file
if not path:
return
path_tmp = path + ".tmp"
try:
with open(path_tmp, "w") as fp:
util.cookiestxt_store(fp, self.cookies)
os.replace(path_tmp, path)
except OSError as exc:
self.log.warning("cookies: %s", exc)
def cookies_update(self, cookies, domain=""):
"""Update the session's cookiejar with 'cookies'"""
if isinstance(cookies, dict):
self.cookies_update_dict(cookies, domain or self.cookies_domain)
else:
set_cookie = self.cookies.set_cookie
try:
cookies = iter(cookies)
except TypeError:
set_cookie(cookies)
else:
for cookie in cookies:
set_cookie(cookie)
def cookies_update_dict(self, cookiedict, domain):
"""Update cookiejar with name-value pairs from a dict"""
set_cookie = self.cookies.set
for name, value in cookiedict.items():
set_cookie(name, value, domain=domain)
def cookies_check(self, cookies_names, domain=None):
"""Check if all 'cookies_names' are in the session's cookiejar"""
if not self.cookies:
return False
if domain is None:
domain = self.cookies_domain
names = set(cookies_names)
now = time.time()
for cookie in self.cookies:
if cookie.name in names and (
not domain or cookie.domain == domain):
if cookie.expires:
diff = int(cookie.expires - now)
if diff <= 0:
self.log.warning(
"Cookie '%s' has expired", cookie.name)
continue
elif diff <= 86400:
hours = diff // 3600
self.log.warning(
"Cookie '%s' will expire in less than %s hour%s",
cookie.name, hours + 1, "s" if hours else "")
names.discard(cookie.name)
if not names:
return True
return False
def _prepare_ddosguard_cookies(self):
if not self.cookies.get("__ddg2", domain=self.cookies_domain):
self.cookies.set(
"__ddg2", util.generate_token(), domain=self.cookies_domain)
def _cache(self, func, maxage, keyarg=None):
# return cache.DatabaseCacheDecorator(func, maxage, keyarg)
return cache.DatabaseCacheDecorator(func, keyarg, maxage)
def _cache_memory(self, func, maxage=None, keyarg=None):
return cache.Memcache()
def _get_date_min_max(self, dmin=None, dmax=None):
"""Retrieve and parse 'date-min' and 'date-max' config values"""
def get(key, default):
ts = self.config(key, default)
if isinstance(ts, str):
try:
ts = int(datetime.datetime.strptime(ts, fmt).timestamp())
except ValueError as exc:
self.log.warning("Unable to parse '%s': %s", key, exc)
ts = default
return ts
fmt = self.config("date-format", "%Y-%m-%dT%H:%M:%S")
return get("date-min", dmin), get("date-max", dmax)
def _dispatch_extractors(self, extractor_data, default=()):
""" """
extractors = {
data[0].subcategory: data
for data in extractor_data
}
include = self.config("include", default) or ()
if include == "all":
include = extractors
elif isinstance(include, str):
include = include.replace(" ", "").split(",")
result = [(Message.Version, 1)]
for category in include:
try:
extr, url = extractors[category]
except KeyError:
self.log.warning("Invalid include '%s'", category)
else:
result.append((Message.Queue, url, {"_extractor": extr}))
return iter(result)
@classmethod
def _dump(cls, obj):
util.dump_json(obj, ensure_ascii=False, indent=2)
def _dump_response(self, response, history=True):
"""Write the response content to a .dump file in the current directory.
The file name is derived from the response url,
replacing special characters with "_"
"""
if history:
for resp in response.history:
self._dump_response(resp, False)
if hasattr(Extractor, "_dump_index"):
Extractor._dump_index += 1
else:
Extractor._dump_index = 1
Extractor._dump_sanitize = re.compile(r"[\\\\|/<>:\"?*&=#]+").sub
fname = "{:>02}_{}".format(
Extractor._dump_index,
Extractor._dump_sanitize('_', response.url),
)
if util.WINDOWS:
path = os.path.abspath(fname)[:255]
else:
path = fname[:251]
try:
with open(path + ".txt", 'wb') as fp:
util.dump_response(
response, fp,
headers=(self._write_pages in ("all", "ALL")),
hide_auth=(self._write_pages != "ALL")
)
self.log.info("Writing '%s' response to '%s'",
response.url, path + ".txt")
except Exception as e:
self.log.warning("Failed to dump HTTP request (%s: %s)",
e.__class__.__name__, e)
class GalleryExtractor(Extractor):
subcategory = "gallery"
filename_fmt = "{category}_{gallery_id}_{num:>03}.{extension}"
directory_fmt = ("{category}", "{gallery_id} {title}")
archive_fmt = "{gallery_id}_{num}"
enum = "num"
def __init__(self, match, url=None):
Extractor.__init__(self, match)
self.gallery_url = self.root + self.groups[0] if url is None else url
def items(self):
self.login()
if self.gallery_url:
page = self.request(
self.gallery_url, notfound=self.subcategory).text
else:
page = None
data = self.metadata(page)
imgs = self.images(page)
if "count" in data:
if self.config("page-reverse"):
images = util.enumerate_reversed(imgs, 1, data["count"])
else:
images = zip(
range(1, data["count"]+1),
imgs,
)
else:
enum = enumerate
try:
data["count"] = len(imgs)
except TypeError:
pass
else:
if self.config("page-reverse"):
enum = util.enumerate_reversed
images = enum(imgs, 1)
yield Message.Directory, data
for data[self.enum], (url, imgdata) in images:
if imgdata:
data.update(imgdata)
if "extension" not in imgdata:
text.nameext_from_url(url, data)
else:
text.nameext_from_url(url, data)
yield Message.Url, url, data
def login(self):
"""Login and set necessary cookies"""
def metadata(self, page):
"""Return a dict with general metadata"""
def images(self, page):
"""Return a list of all (image-url, metadata)-tuples"""
class ChapterExtractor(GalleryExtractor):
subcategory = "chapter"
directory_fmt = (
"{category}", "{manga}",
"{volume:?v/ />02}c{chapter:>03}{chapter_minor:?//}{title:?: //}")
filename_fmt = (
"{manga}_c{chapter:>03}{chapter_minor:?//}_{page:>03}.{extension}")
archive_fmt = (
"{manga}_{chapter}{chapter_minor}_{page}")
enum = "page"
class MangaExtractor(Extractor):
subcategory = "manga"
categorytransfer = True
chapterclass = None
reverse = True
def __init__(self, match, url=None):
Extractor.__init__(self, match)
self.manga_url = self.root + self.groups[0] if url is None else url
if self.config("chapter-reverse", False):
self.reverse = not self.reverse
def items(self):
self.login()
page = self.request(self.manga_url).text
chapters = self.chapters(page)
if self.reverse:
chapters.reverse()
for chapter, data in chapters:
data["_extractor"] = self.chapterclass
yield Message.Queue, chapter, data
def login(self):
"""Login and set necessary cookies"""
def chapters(self, page):
"""Return a list of all (chapter-url, metadata)-tuples"""
class AsynchronousMixin():
"""Run info extraction in a separate thread"""
def __iter__(self):
self.initialize()
messages = queue.Queue(5)
thread = threading.Thread(
target=self.async_items,
args=(messages,),
daemon=True,
)
thread.start()
while True:
msg = messages.get()
if msg is None:
thread.join()
return
if isinstance(msg, Exception):
thread.join()
raise msg
yield msg
messages.task_done()
def async_items(self, messages):
try:
for msg in self.items():
messages.put(msg)
except Exception as exc:
messages.put(exc)
messages.put(None)
class BaseExtractor(Extractor):
instances = ()
def __init__(self, match):
if not self.category:
self.groups = match.groups()
self.match = match
self._init_category()
Extractor.__init__(self, match)
def _init_category(self):
for index, group in enumerate(self.groups):
if group is not None:
if index:
self.category, self.root, info = self.instances[index-1]
if not self.root:
self.root = text.root_from_url(self.match.group(0))
self.config_instance = info.get
else:
self.root = group
self.category = group.partition("://")[2]
break
@classmethod
def update(cls, instances):
extra_instances = config.get(("extractor",), cls.basecategory)
if extra_instances:
for category, info in extra_instances.items():
if isinstance(info, dict) and "root" in info:
instances[category] = info
pattern_list = []
instance_list = cls.instances = []
for category, info in instances.items():
root = info["root"]
if root:
root = root.rstrip("/")
instance_list.append((category, root, info))
pattern = info.get("pattern")
if not pattern:
pattern = re.escape(root[root.index(":") + 3:])
pattern_list.append(pattern + "()")
return (
r"(?:" + cls.basecategory + r":(https?://[^/?#]+)|"
r"(?:https?://)?(?:" + "|".join(pattern_list) + r"))"
)
class RequestsAdapter(HTTPAdapter):
def __init__(self, ssl_context=None, source_address=None):
self.ssl_context = ssl_context
self.source_address = source_address
HTTPAdapter.__init__(self)
def init_poolmanager(self, *args, **kwargs):
kwargs["ssl_context"] = self.ssl_context
kwargs["source_address"] = self.source_address
return HTTPAdapter.init_poolmanager(self, *args, **kwargs)
def proxy_manager_for(self, *args, **kwargs):
kwargs["ssl_context"] = self.ssl_context
kwargs["source_address"] = self.source_address
return HTTPAdapter.proxy_manager_for(self, *args, **kwargs)
def _build_requests_adapter(ssl_options, ssl_ciphers, source_address):
key = (ssl_options, ssl_ciphers, source_address)
try:
return _adapter_cache[key]
except KeyError:
pass
if ssl_options or ssl_ciphers:
ssl_context = urllib3.connection.create_urllib3_context(
options=ssl_options or None, ciphers=ssl_ciphers)
if not requests.__version__ < "2.32":
# https://github.com/psf/requests/pull/6731
ssl_context.load_default_certs()
ssl_context.check_hostname = False
else:
ssl_context = None
adapter = _adapter_cache[key] = RequestsAdapter(
ssl_context, source_address)
return adapter
@cache.cache(maxage=86400)
def _browser_useragent():
"""Get User-Agent header from default browser"""
import webbrowser
import socket
server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
server.bind(("127.0.0.1", 6414))
server.listen(1)
webbrowser.open("http://127.0.0.1:6414/user-agent")
client = server.accept()[0]
server.close()
for line in client.recv(1024).split(b"\r\n"):
key, _, value = line.partition(b":")
if key.strip().lower() == b"user-agent":
useragent = value.strip()
break
else:
useragent = b""
client.send(b"HTTP/1.1 200 OK\r\n\r\n" + useragent)
client.close()
return useragent.decode()
_adapter_cache = {}
_browser_cookies = {}
HTTP_HEADERS = {
"firefox": (
("User-Agent", "Mozilla/5.0 ({}; "
"rv:128.0) Gecko/20100101 Firefox/128.0"),
("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,"
"image/avif,image/webp,image/png,image/svg+xml,*/*;q=0.8"),
("Accept-Language", "en-US,en;q=0.5"),
("Accept-Encoding", None),
("Referer", None),
("Connection", "keep-alive"),
("Upgrade-Insecure-Requests", "1"),
("Cookie", None),
("Sec-Fetch-Dest", "empty"),
("Sec-Fetch-Mode", "no-cors"),
("Sec-Fetch-Site", "same-origin"),
("TE", "trailers"),
),
"chrome": (
("Connection", "keep-alive"),
("Upgrade-Insecure-Requests", "1"),
("User-Agent", "Mozilla/5.0 ({}) AppleWebKit/537.36 (KHTML, "
"like Gecko) Chrome/111.0.0.0 Safari/537.36"),
("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"),
("Referer", None),
("Sec-Fetch-Site", "same-origin"),
("Sec-Fetch-Mode", "no-cors"),
("Sec-Fetch-Dest", "empty"),
("Accept-Encoding", None),
("Accept-Language", "en-US,en;q=0.9"),
("cookie", None),
("content-length", None),
),
}
SSL_CIPHERS = {
"firefox": (
"TLS_AES_128_GCM_SHA256:"
"TLS_CHACHA20_POLY1305_SHA256:"
"TLS_AES_256_GCM_SHA384:"
"ECDHE-ECDSA-AES128-GCM-SHA256:"
"ECDHE-RSA-AES128-GCM-SHA256:"
"ECDHE-ECDSA-CHACHA20-POLY1305:"
"ECDHE-RSA-CHACHA20-POLY1305:"
"ECDHE-ECDSA-AES256-GCM-SHA384:"
"ECDHE-RSA-AES256-GCM-SHA384:"
"ECDHE-ECDSA-AES256-SHA:"
"ECDHE-ECDSA-AES128-SHA:"
"ECDHE-RSA-AES128-SHA:"
"ECDHE-RSA-AES256-SHA:"
"AES128-GCM-SHA256:"
"AES256-GCM-SHA384:"
"AES128-SHA:"
"AES256-SHA"
),
"chrome": (
"TLS_AES_128_GCM_SHA256:"
"TLS_AES_256_GCM_SHA384:"
"TLS_CHACHA20_POLY1305_SHA256:"
"ECDHE-ECDSA-AES128-GCM-SHA256:"
"ECDHE-RSA-AES128-GCM-SHA256:"
"ECDHE-ECDSA-AES256-GCM-SHA384:"
"ECDHE-RSA-AES256-GCM-SHA384:"
"ECDHE-ECDSA-CHACHA20-POLY1305:"
"ECDHE-RSA-CHACHA20-POLY1305:"
"ECDHE-RSA-AES128-SHA:"
"ECDHE-RSA-AES256-SHA:"
"AES128-GCM-SHA256:"
"AES256-GCM-SHA384:"
"AES128-SHA:"
"AES256-SHA"
),
}
# detect brotli support
try:
BROTLI = urllib3.response.brotli is not None
except AttributeError:
BROTLI = False
# detect zstandard support
try:
ZSTD = urllib3.response.HAS_ZSTD
except AttributeError:
ZSTD = False
# set (urllib3) warnings filter
action = config.get((), "warnings", "default")
if action:
try:
import warnings
warnings.simplefilter(action, urllib3.exceptions.HTTPWarning)
except Exception:
pass
del action