r2pipe cannot open when it is being called from radare2 (using pipe)
#87
Comments
…th already running radare2
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This is fixed in git already. Will do a new release when i get my hands on a keyboard today
… On 15 Dec 2018, at 18:05, a1ext ***@***.***> wrote:
I have the following python code (test_r2lang_pipe.py) to check is pipe connection with radare2 works:
from __future__ import print_function
import sys
# sys.path.append(r't:\radare2-r2pipe\python')
print('python ver:', sys.version)
import r2pipe
r = r2pipe.open()
r.cmd('aa')
print(r.cmd('pd 10'))
When I run it on Windows with Python 2 it works well:
# radare2 -i t:\radare2-r2pipe\python\examples\test_r2lang_pipe.py rabin2.exe
python ver: 2.7.15 (v2.7.15:ca079a3ea3, Apr 30 2018, 16:30:26) [MSC v.1500 64 bit (AMD64)]
[x] Analyze all flags starting with sym. and entry0 (aa)
/ (fcn) entry0 373
| entry0 (int arg5, int arg2);
| : ; var int local_8h @ rsp+0x8
| : ; var int local_10h @ rsp+0x10
| : ; var int local_20h @ rsp+0x20
| : ; var int local_40h @ rsp+0x40
| : ; var int local_48h @ rsp+0x48
| : ; arg int arg5 @ r8
| : ; arg int arg2 @ rsi
| : 0x14001a6f4 4883ec28 sub rsp, 0x28 ; '('
| : 0x14001a6f8 e85b050000 call 0x14001ac58
| : 0x14001a6fd 4883c428 add rsp, 0x28 ; '('
\ `=< 0x14001a701 e972feffff jmp 0x14001a578
0x14001a706 cc int3
0x14001a707 cc int3
0x14001a708 4053 push rbx
0x14001a70a 4883ec20 sub rsp, 0x20
0x14001a70e 488bd9 mov rbx, rcx
0x14001a711 33c9 xor ecx, ecx
-- Initial frame selected; you cannot go up.
[0x14001a6f4]> q
But when I run it with Python 3 it fails:
# set PATH=c:\Python36x64;%PATH%
# radare2 -i t:\radare2-r2pipe\python\examples\test_r2lang_pipe.py rabin2.exe
python ver: 3.6.6 (v3.6.6:4cf1f54eb7, Jun 27 2018, 03:37:03) [MSC v.1900 64 bit (AMD64)]
Invalid Handle Value
Could not open pipe
Traceback (most recent call last):
File "t:\radare2-r2pipe\python\examples\test_r2lang_pipe.py", line 10, in <module>
print('`aa` returned:', r.cmd('aa'))
File "c:\Python36x64\lib\site-packages\r2pipe\open_base.py", line 197, in cmd
res = self._cmd(cmd, **kwargs)
AttributeError: 'open' object has no attribute '_cmd'
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which one? |
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Fixes #64 as well |
I have the following python code (
test_r2lang_pipe.py) to check is pipe connection with radare2 works:When I run it on Windows with Python 2 it works well:
But when I run it with Python 3 it fails:
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