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
|
## This file is part of Scapy
## See http://www.secdev.org/projects/scapy for more informations
## Copyright (C) Philippe Biondi <phil@secdev.org>
## This program is published under a GPLv2 license
"""
Run commands when the Scapy interpreter starts.
"""
import code,sys
from .config import conf
from .themes import *
from .error import Scapy_Exception
from .utils import tex_escape
#########################
##### Autorun stuff #####
#########################
class StopAutorun(Scapy_Exception):
code_run = ""
class ScapyAutorunInterpreter(code.InteractiveInterpreter):
def __init__(self, *args, **kargs):
code.InteractiveInterpreter.__init__(self, *args, **kargs)
self.error = 0
def showsyntaxerror(self, *args, **kargs):
self.error = 1
return code.InteractiveInterpreter.showsyntaxerror(self, *args, **kargs)
def showtraceback(self, *args, **kargs):
self.error = 1
exc_type, exc_value, exc_tb = sys.exc_info()
if isinstance(exc_value, StopAutorun):
raise exc_value
return code.InteractiveInterpreter.showtraceback(self, *args, **kargs)
def autorun_commands(cmds,my_globals=None,verb=0):
sv = conf.verb
import builtins
try:
try:
if my_globals is None:
my_globals = __import__("scapy.all").all.__dict__
conf.verb = verb
interp = ScapyAutorunInterpreter(my_globals)
cmd = ""
cmds = cmds.splitlines()
cmds.append("") # ensure we finish multiline commands
cmds.reverse()
builtins.__dict__["_"] = None
while 1:
if cmd:
sys.stderr.write(sys.__dict__.get("ps2","... "))
else:
sys.stderr.write(str(sys.__dict__.get("ps1",ColorPrompt())))
l = cmds.pop()
print(l)
cmd += "\n"+l
if interp.runsource(cmd):
continue
if interp.error:
return 0
cmd = ""
if len(cmds) <= 1:
break
except SystemExit:
pass
finally:
conf.verb = sv
return _
def autorun_get_interactive_session(cmds, **kargs):
class StringWriter:
def __init__(self):
self.s = ""
def write(self, x):
self.s += x
sw = StringWriter()
sstdout,sstderr = sys.stdout,sys.stderr
try:
try:
sys.stdout = sys.stderr = sw
res = autorun_commands(cmds, **kargs)
except StopAutorun as e:
e.code_run = sw.s
raise
finally:
sys.stdout,sys.stderr = sstdout,sstderr
return sw.s,res
def autorun_get_text_interactive_session(cmds, **kargs):
ct = conf.color_theme
try:
conf.color_theme = NoTheme()
s,res = autorun_get_interactive_session(cmds, **kargs)
finally:
conf.color_theme = ct
return s,res
def autorun_get_ansi_interactive_session(cmds, **kargs):
ct = conf.color_theme
try:
conf.color_theme = DefaultTheme()
s,res = autorun_get_interactive_session(cmds, **kargs)
finally:
conf.color_theme = ct
return s,res
def autorun_get_html_interactive_session(cmds, **kargs):
ct = conf.color_theme
to_html = lambda s: s.replace("<","<").replace(">",">").replace("#[#","<").replace("#]#",">")
try:
try:
conf.color_theme = HTMLTheme2()
s,res = autorun_get_interactive_session(cmds, **kargs)
except StopAutorun as e:
e.code_run = to_html(e.code_run)
raise
finally:
conf.color_theme = ct
return to_html(s),res
def autorun_get_latex_interactive_session(cmds, **kargs):
ct = conf.color_theme
to_latex = lambda s: tex_escape(s).replace("@[@","{").replace("@]@","}").replace("@`@","\\")
try:
try:
conf.color_theme = LatexTheme2()
s,res = autorun_get_interactive_session(cmds, **kargs)
except StopAutorun as e:
e.code_run = to_latex(e.code_run)
raise
finally:
conf.color_theme = ct
return to_latex(s),res
|