-
Notifications
You must be signed in to change notification settings - Fork 2
/
HTTPengine.py
241 lines (199 loc) · 8.1 KB
/
HTTPengine.py
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
230
231
232
233
234
235
236
237
238
239
240
241
'''
lupro HTTP
'''
from gevent import monkey
monkey.patch_all() # 先引用
import gevent
from .config import HTTP_ENGINE, PROXIES, RUNFILE, VERIFY_PROXIES
from .config import verify_proxies, logging, get_proxies, get_header
from .hooks import lupros
from .publictool import inherit, original, endurance
from .analyzesController import analyze
from .typing import Response
import os
import random
import requests
import httpx
from copy import copy
from datetime import datetime
# 'HTTP 引擎'
class engine():
'''HTTP 引擎'''
# requests
@staticmethod
def requests(self) -> Response:
'''`engine.requests` 为 `requests` 请求接口'''
res = requests.request(*self.args, **self.kw)
return res
# httpx
@staticmethod
def httpx(self):
'''`engine.httpx` 为 `requests` 请求接口'''
res = requests.request(*self.args, **self.kw)
return res
# `lupro` 引擎基类
class lupro(metaclass = inherit):
'''`lupro` 引擎基类'''
# 兼容 `requests`
__general__ = HTTP_ENGINE
# 当前文件夹
onFile = RUNFILE
# 代理池
Proxies = PROXIES
# 是否验证代理池
VERIFY_PROXIES = VERIFY_PROXIES
# 是否已验证代理
IS_AGENT_VERIFIED = False
def __init__(self, filename : str, lupros : lupros, proxie : bool = False, format : str = 'html', content : int = 200,faultolt : int = 10):
''' 初始化 `lupro` 实例,一个实例代表一个请求或任务.
Args:
`filename` : `str` 文件路径或请求名称 推荐使用路径命名
`lupros` : `lupros` requests参数字典
`proxie` : `bool` 是否使用代理
`format` : `str` 保存文件格式
`content` : `int` 回调最少字节
`faultolt` : `int` 可重试次数
Returns:
None
'''
self.filename = filename # 文件路径或请求名称 推荐使用路径命名
self.format = format # 保存文件格式
self.faultolt = faultolt # 可重试次数
self.proxie = proxie # 是否使用代理
self.content = content # 回调最少字节
self.lupros = lupros
self.args = (lupros[0],*lupros[1])
self.kw = copy(lupros[2])
if (not lupro.Proxies) and self.proxie:
lupro.Proxies = get_proxies()
assert (not self.proxie) or (self.proxie and lupro.Proxies),'`Proxies` cannot be empty!'
if not 'headers' in self.kw:
self.kw['headers'] = {'User-Agent' : get_header()}
elif not 'User-Agent' in self.kw['headers']:
self.kw['headers'].update({'User-Agent' : get_header()})
if lupro.VERIFY_PROXIES and self.proxie and (not lupro.IS_AGENT_VERIFIED):
print(logging('开始验证代理!'))
t1 = datetime.now()
self.authentication()
lupro.IS_AGENT_VERIFIED = True
print(logging(f'用时{datetime.now() - t1}'))
print(logging(f"高质量代理:{len(lupro.Proxies)}个!"))
if (not 'proxies' in self.kw) and self.proxie:
self.proxie = random.choice(lupro.Proxies)
self.kw['proxies'] = {'http': f"//{self.proxie}"}
# 验证代理
def authentication(self) -> None:
'''`authentication` 为快速代理验证.'''
auth_proxies = [gevent.spawn(verify_proxies, i) for i in lupro.Proxies]
gevent.joinall(auth_proxies)
lupro.Proxies = [i.value for i in auth_proxies if i.value]
# 更新字典
def renew_proxie(self):
'''lupro实例 更新字典'''
lupro.Proxies.remove(self.proxie)
self.proxie = random.choice(lupro.Proxies)
if lupro.__general__.__name__ == 'requests':
self.kw['proxies'] = {'http': f"//{self.proxie}"}
elif lupro.__general__.__name__ == 'httpx':
self.kw['proxies'] = {'http://': f"http://{self.proxie}"}
# 请求方法 lupro 所有请求
@endurance
def task(self):
'''请求方法 lupro 所有请求接口'''
def ask(self):
if self.faultolt <= 0:
print(f'{self.filename} failed.')
return None
print(logging(f"{self.filename} {self.proxie} -----> 开始请求!"))
try:
res = getattr(engine, lupro.__general__.__name__)(self)
except:
if self.proxie and self.proxie in lupro.Proxies:
self.renew_proxie()
self.faultolt -= 1
print(logging(f"{self.filename} -----> 更新字典中!{self.faultolt}"))
return ask(self)
if not res.status_code == 200:
return ask(self)
if len(res.content) < self.content:
return ask(self)
print(logging(f"{self.filename} {len(res.content)} -----> 请求结束!"))
return res
return ask(self)
# xpath 解析
def xpath_analysis(self, analytic : dict, auxiliary = original) -> dict:
'''实例 xpath 解析方法.
Args:
`analytic` : `dict[str:str]` xpath解析字典
`auxiliary` : `function` 自定义解析处理
Returns:
dict : 解析字典
'''
res = self.task()
if not res:
return {}
return analyze.xpath(res, analytic, auxiliary)
# json 解析
def json_analysis(self, analytic : dict, auxiliary = original) -> dict:
'''实例 json 解析方法.
Args:
`analytic` : `dict[str:str]` xpath解析字典
`auxiliary` : `function` 自定义解析处理
Returns:
dict : 解析字典
'''
res = self.task()
if not res:
return {}
return analyze.json(res, analytic, auxiliary)
# 正则 解析
def re_analysis(self, analytic : dict, auxiliary = original) -> dict:
'''实例 正则 解析方法.
Args:
`analytic` : `dict`{`str`:`function`} 正则解析字典
`auxiliary` : `function` 自定义解析处理
Returns:
dict : 解析字典
'''
res = self.task()
if not res:
return {}
return analyze.re(res, analytic, auxiliary)
# css 解析
def css_analysis(self, analytic : dict, auxiliary = original) -> dict:
'''实例 css 解析方法.
Args:
`analytic` : `dict[str:str]` css解析字典
`auxiliary` : `function` 自定义解析处理
Returns:
dict : 解析字典
'''
res = self.task()
if not res:
return {}
return analyze.css(res, analytic, auxiliary)
# 保存文件路径
def save_file(self) -> str:
'''保存文件方法,如果 `filename` 不为绝对路径,则保存文件的路径为当前目录'''
res = self.task()
if not res:
return ''
if os.path.isabs(self.filename):
path = os.path.split(self.filename)[0]
else:
path = os.path.join(self.onFile,os.path.split(self.filename)[0])
if not os.path.exists(path):
os.makedirs(path)
path = os.path.join(path,os.path.split(self.filename)[1]+f'.{self.format}')
if res.apparent_encoding == None:
res.encoding = 'utf-8'
else:
res.encoding = res.apparent_encoding
with open(path,mode='wb') as f:
f.write(res.content)
return path
def __repr__(self) -> str:
return f"<{__name__}.lupro({lupro.__general__.__name__}) object {self.filename}>"
def __reprs__(self) -> dict:
''' `__reprs__` 为 `lupro` 实例化参数'''
return {'filename':self.filename ,'format':self.format , 'proxie':self.proxie, 'faultolt':self.faultolt, 'content' : self.content ,'lupros':self.lupros}