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部分网站无法自动生成或者使用selenium获取cookie（某宝模拟登录会被检测出来，需要ua参数），这时可以尝试在网站中手动登录后，获取浏览器保留在本地中的cookie；
Chrome
import os
import json
import base64
import sqlite3
from win32crypt import CryptUnprotectData
from cryptography.hazmat.primitives.ciphers.aead import AESGCM
# 获取encrypted_key
def get_string(s_local_state):
with open(s_local_state, 'r', encoding='utf-8') as f:
s_encrtpted_key = json.load(f)['os_crypt']['encrypted_key']
return s_encrtpted_key
def pull_the_key(base64_encrypted_key):
c_encrypted_key_with_header = base64.b64decode(base64_encrypted_key)
c_encrypted_key = c_encrypted_key_with_header[5:]
c_key = CryptUnprotectData(c_encrypted_key, None, None, None, 0)[1]
return c_key
# v10版本解密
def decrypt_string(c_key, c_data):
c_nonce, c_cipherbytes = c_data[3:15], c_data[15:]
aesgcm = AESGCM(c_key)
c_plainbytes = aesgcm.decrypt(c_nonce, c_cipherbytes, None)
s_plaintext = c_plainbytes.decode('utf-8')
return s_plaintext
# 获取 Chrome 或 Edge 登录本地cookies
def get_cookie_from_chrome(s_browser_name, s_host):
"""
s_browser_name: 浏览器名称(Google Chrome, Microsoft Edge)
s_host: 域名 例如： '.umeng.com'
"""
# 获取相关浏览器本地cookie路径
if s_browser_name == 'Google Chrome':
s_path = r'\Google\Chrome\User Data\Local State'
s_cookie = r'\Google\Chrome\User Data\Default\Cookies'
else:
s_path = r'\Microsoft\Edge\User Data\Local State'
s_cookie = r'\Microsoft\Edge\User Data\Default\Cookies'
print('{}浏览器cookies本地路径：{}'.format(s_browser_name, s_cookie))
s_local_state = os.environ['LOCALAPPDATA'] + s_path
s_cookie_path = os.environ['LOCALAPPDATA'] + s_cookie
sql = "select host_key,name,encrypted_value from cookies where host_key='%s'" % s_host
# 获取d_cookie
with sqlite3.connect(s_cookie_path) as conn:
p_cursor = conn.cursor()
p_res = p_cursor.execute(sql).fetchall()
p_cursor.close()
key = pull_the_key(get_string(s_local_state))
d_cookie = dict()
for s_host_key, s_name, c_encrypted_value in p_res:
if c_encrypted_value[0:3] == b'v10':
d_cookie[s_name] = decrypt_string(key, c_encrypted_value)
else:
d_cookie[s_name] = CryptUnprotectData(c_encrypted_value)[1].decode()
return d_cookie
Firefox
import os
import sqlite3
# 获取火狐浏览器cookies本都存储位置
def get_firfox_cookie_path():
# 火狐浏览器文件路径
s_cookiepath_common = os.environ['APPDATA'] + r"\Mozilla\Firefox\Profiles"
# 获取所有文件
l_folds_arr = os.listdir(s_cookiepath_common)
# 获取所有文件后缀名
l_folds_end = [os.path.splitext(s_file)[-1][1:] for s_file in l_folds_arr]
# 判断是否存在后缀为default-release
if 'default-release' in l_folds_end:
cookie_fold_index = l_folds_end.index('default-release')
else:
cookie_fold_index = l_folds_end.index('default')
# 获取cookies文件所在，目录
cookie_fold = l_folds_arr[cookie_fold_index]
cookie_path = os.path.join(s_cookiepath_common, cookie_fold)
return os.path.join(cookie_path, 'cookies.sqlite')
# 获取 狐火浏览器 登录本地cookies
def get_cookie_from_firefox(s_host):
# 获取cookies所在目录
cookie_path = get_firfox_cookie_path()
print('FireFox浏览器cookies本地路径：{}'.format(cookie_path))
# 获取所需网站的cookies
sql = "select host,name,value from moz_cookies where host='%s'" % s_host
# 读取cookies文件内容
with sqlite3.connect(cookie_path) as conn:
cur = conn.cursor()
d_cookie = dict()
res = cur.execute(sql).fetchall()
for host_key, name, value in res:
if name == 'miniDialog':
continue
d_cookie[name] = value
if d_cookie:
return d_cookie
Microsoft Edge
Edge 获取本地cookie的方法和Chrome一致
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