forked from andelf/webhi
-
Notifications
You must be signed in to change notification settings - Fork 0
/
util.py
225 lines (197 loc) · 6.32 KB
/
util.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
#!/usr/bin/env python
# -*- coding: utf-8 -*-
#import os
#module = type(os)
import time
import exceptions
orgin_sleep = time.sleep
def safe_xrange(*args):
if len(args) == 1:
assert args[0] < 100, "YOU CANNOT DO THAT!"
elif len(args) == 2:
assert args[-1] - args[0] < 100, "YOU CANNOT DO THAT!"
elif len(args) == 3:
assert (args[-2] - args[0]) / args[-1] < 100, "YOU CANNOT DO THAT!"
return xrange(*args)
safe_xrange.func_name = 'xrange'
def safe_range(*args):
if len(args) == 1:
assert args[0] < 100, "YOU CANNOT DO THAT!"
elif len(args) == 2:
assert args[-1] - args[0] < 100, "YOU CANNOT DO THAT!"
elif len(args) == 3:
assert (args[-2] - args[0]) / args[-1] < 100, "YOU CANNOT DO THAT!"
return range(*args)
safe_range.func_name = 'range'
def safe_import(*args):
assert args[0] in ['string', 're', 'struct', 'codecs', 'datetime',
'calendar', 'pprint', 'time', 'math', 'cmath'], "YOU CANNOT IMPORT THAT!"
ret = __import__(*args)
if args[0] == 'time':
ret.sleep = lambda *_: None
return ret
safe_import.func_name = '__import__'
def same_type(arg1, *args):
'''Compares the class or type of two or more objects.'''
t = getattr(arg1, '__class__', type(arg1))
for arg in args:
if getattr(arg, '__class__', type(arg)) is not t:
return 0
return 1
#fake_builtins = module('__fake_builtins__', "A fake __builtins__ module :)")
import __builtin__
#__builtin__.__dict__,
fake_builtins = dict(
xrange = safe_xrange,
range = safe_range,
__import__ = safe_import,
same_type = same_type,
)
unsafe = 'compile copyright delattr dir dreload eval execfile ' + \
'exit file getattr globals help input intern license locals memoryview open ' + \
'reload raw_input setattr super type vars'
safe = ['False', 'None', 'True', 'abs', 'basestring', 'bool', 'callable',
'chr', 'cmp', 'complex', 'divmod', 'float', 'hash',
'hex', 'id', 'int', 'isinstance', 'issubclass', 'len',
'long', 'oct', 'ord', 'pow', 'range', 'repr', 'round',
'str', 'tuple', 'unichr', 'unicode', 'xrange', 'zip']
for key in safe:
if key not in fake_builtins:
fake_builtins[key] = getattr(__builtin__, key)
# exceptions
for name in dir(exceptions):
if name[0] != "_":
fake_builtins[name] = getattr(exceptions, name)
# 31 GET_ITER
# >> 32 FOR_ITER 11 (to 46)
# 35 STORE_FAST 1 (b)
def inject_code(code):
import byteplay
import pprint
def inject_byteplay_code(c):
#pprint.pprint( c.code )
i = 0
while i < len(c.code):
v = c.code[i]
if type(v[1]) == type(c): # if a nested code obj
#print 'nested!'
c.code[i] = (v[0], inject_byteplay_code(v[1]))
elif v[0] != byteplay.POP_JUMP_IF_FALSE:
i += 1
continue
while_jump_index = i
c.code[while_jump_index+1:while_jump_index+1] = [
(byteplay.LOAD_NAME, '__timing_func'),
(byteplay.CALL_FUNCTION, 0),
c.code[while_jump_index],
] # add jump
i += 4
return c
c = byteplay.Code.from_code(code)
c = inject_byteplay_code(c)
code = c.to_code()
return code
def exec_output(codestr):
import sys
import StringIO
import traceback
import os
import codeop
buf = StringIO.StringIO()
stdin, stdout, stderr = sys.stdin, sys.stdout, sys.stderr
sys.stdin = os.devnull
sys.stdout = buf
sys.stderr = buf
#import util
startTime = time.time()
try:
code = codeop.compile_command(codestr)
except SyntaxError, e:
print 'COMPILE ERROR!'
#print e
try:
#exec code in dict(__builtins__={'xrange': xrange})#util.fake_builtins)
#code = codeop.compile_command(codestr)
code = compile(codestr, '<hi-input>', 'exec')
code = inject_code(code)
def __timing_func():
#orgin_sleep(0.1) # orgin sleep~
if time.time() - startTime > 2:
print u'\nERROR: 循环次数受限!!',
return False
return True
#raise SystemExit
exec code in dict(__builtins__=dict(fake_builtins), __timing_func=__timing_func )
except Exception, e:
import traceback
traceback.print_exc()
sys.stdin, sys.stdout, sys.stderr = stdin, stdout, stderr
reload(time)
ret = buf.getvalue()
lines = ret.split('\n')
if len(lines) > 12:
lines = lines[:4] + ['........'] + lines[-5:]
ret = '\n'.join(lines)
if len(ret) > 80 * 11:
ret = u'亲, 你那坨代码输出太多了.... 不给你看了. 自己跑去!'
if isinstance(ret, unicode):
return ret
else:
# FIXED: encoding replace
return unicode(ret, 'utf8', 'replace')
demo = '''
# fuck
import time
def a():
while 1==1:
print 'ok'
a()
while 1==1:
print 1
while 1==1:
print 1
while 1==1:
print 1
'''
if __name__ == '__main__':
print exec_output(demo)
def queryUser(keyword):
if isinstance(keyword, unicode):
keyword = keyword.encode('utf8')
url = 'http://family.baidu.com/addressbook/searchuser.do'
data = 'pagesize=10&pageNum=1&isByStart=0&q=%s&limit=10×tamp=%s&s=%s' % (keyword, timestamp(), keyword)
cp = urllib2.HTTPCookieProcessor()
opener = urllib2.build_opener(cp)
opener.addheaders = [
('User-agent', 'Mozilla/5.0 (Windows NT 6.1) AppleWebKit/535.24 ' \
'(KHTML, like Gecko) Chrome/19.0.1056.0 Safari/535.24'),
('X-Requested-With', 'XMLHttpRequest'),
('Referer', 'http://family.baidu.com/core/index.jsp'),
('Origin', 'http://family.baidu.com'),
]
opener.open('http://family.baidu.com/')
opener.open('http://family.baidu.com/core/index.jsp?chc=1603971430')
req = urllib2.Request(url, data=data)
global ret
ret = opener.open(req)
html = ret.read()
print ret
data = json.loads(html)
print data
return data
# following need to wrap
# __import__
# apply
# dict
# enumerate
# filter
# getattr
# hasattr
# iter
# list
# map
# max
# min
# sum
# all
# any