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wlanip is an invalid command #9

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UlyssesZh opened this issue Aug 4, 2022 · 6 comments · Fixed by #10
Closed

wlanip is an invalid command #9

UlyssesZh opened this issue Aug 4, 2022 · 6 comments · Fixed by #10
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@dmdhrumilmistry
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bug Something isn't working

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@UlyssesZh
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Termux-SSH >> wlanip
[!] INVALID COMMAND
@dmdhrumilmistry
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the command is wlan ip, you can use help command for more information.

@UlyssesZh
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Then the command list in README should be fixed.

@UlyssesZh
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The wlan ip command crashes Termux-SSH:

Termux-SSH >> wlan ip                                                                                                                                                                         
Warning: cannot open /proc/net/dev (Permission denied). Limited output.                                                                                                                       
[-] An Error occured while running the script, please create an issue on github to resolve issue and make script better.                                                                      
[*] Github URL: https://github.com/dmrdhrumilmistry/Termux-SSH                                                                                                                                
Traceback (most recent call last):                                                                                                                                                            
  File "/data/data/com.termux/files/usr/lib/python3.10/site-packages/termux_ssh/__main__.py", line 57, in <module>
    wlan_ip = get_wlan_ip()
  File "/data/data/com.termux/files/usr/lib/python3.10/site-packages/termux_ssh/termux.py", line 158, in get_wlan_ip
    wlan_info = subprocess.check_output("ifconfig wlan0", shell=True).decode('utf-8')
  File "/data/data/com.termux/files/usr/lib/python3.10/subprocess.py", line 420, in check_output
    return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
  File "/data/data/com.termux/files/usr/lib/python3.10/subprocess.py", line 524, in run
    raise CalledProcessError(retcode, process.args,
subprocess.CalledProcessError: Command 'ifconfig wlan0' returned non-zero exit status 1.

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/data/data/com.termux/files/usr/lib/python3.10/runpy.py", line 196, in _run_module_as_main
    return _run_code(code, main_globals, None,
  File "/data/data/com.termux/files/usr/lib/python3.10/runpy.py", line 86, in _run_code
    exec(code, run_globals)
  File "/data/data/com.termux/files/usr/lib/python3.10/site-packages/termux_ssh/__main__.py", line 74, in <module>
    Exception_Message(e)
  File "/data/data/com.termux/files/usr/lib/python3.10/site-packages/termux_ssh/termux.py", line 193, in Exception_Message
    print(BRIGHT_RED + Exception)
TypeError: can only concatenate str (not "CalledProcessError") to str

Seems that ifconfig wlan0 returns non-zero result due to permission problem.

However, if ifconfig is run instead of ifconfig wlan0, it is still usable and returns zero:

Warning: cannot open /proc/net/dev (Permission denied). Limited output.
lo: flags=73<UP,LOOPBACK,RUNNING>  mtu 65536
        inet 127.0.0.1  netmask 255.0.0.0
        unspec 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00  txqueuelen 1000  (UNSPEC)

wlan0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 192.168.5.14  netmask 255.255.255.0  broadcast 192.168.5.255
        unspec 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00  txqueuelen 1000  (UNSPEC)

@dmdhrumilmistry
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Then the command list in README should be fixed.

thank you for bringing this to my attention, surely will update it in next commit.

The wlan ip command crashes Termux-SSH:

Termux-SSH >> wlan ip                                                                                                                                                                         
Warning: cannot open /proc/net/dev (Permission denied). Limited output.                                                                                                                       
[-] An Error occured while running the script, please create an issue on github to resolve issue and make script better.                                                                      
[*] Github URL: https://github.com/dmrdhrumilmistry/Termux-SSH                                                                                                                                
Traceback (most recent call last):                                                                                                                                                            
  File "/data/data/com.termux/files/usr/lib/python3.10/site-packages/termux_ssh/__main__.py", line 57, in <module>
    wlan_ip = get_wlan_ip()
  File "/data/data/com.termux/files/usr/lib/python3.10/site-packages/termux_ssh/termux.py", line 158, in get_wlan_ip
    wlan_info = subprocess.check_output("ifconfig wlan0", shell=True).decode('utf-8')
  File "/data/data/com.termux/files/usr/lib/python3.10/subprocess.py", line 420, in check_output
    return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
  File "/data/data/com.termux/files/usr/lib/python3.10/subprocess.py", line 524, in run
    raise CalledProcessError(retcode, process.args,
subprocess.CalledProcessError: Command 'ifconfig wlan0' returned non-zero exit status 1.

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/data/data/com.termux/files/usr/lib/python3.10/runpy.py", line 196, in _run_module_as_main
    return _run_code(code, main_globals, None,
  File "/data/data/com.termux/files/usr/lib/python3.10/runpy.py", line 86, in _run_code
    exec(code, run_globals)
  File "/data/data/com.termux/files/usr/lib/python3.10/site-packages/termux_ssh/__main__.py", line 74, in <module>
    Exception_Message(e)
  File "/data/data/com.termux/files/usr/lib/python3.10/site-packages/termux_ssh/termux.py", line 193, in Exception_Message
    print(BRIGHT_RED + Exception)
TypeError: can only concatenate str (not "CalledProcessError") to str

Seems that ifconfig wlan0 returns non-zero result due to permission problem.

However, if ifconfig is run instead of ifconfig wlan0, it is still usable and returns zero:

Warning: cannot open /proc/net/dev (Permission denied). Limited output.
lo: flags=73<UP,LOOPBACK,RUNNING>  mtu 65536
        inet 127.0.0.1  netmask 255.0.0.0
        unspec 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00  txqueuelen 1000  (UNSPEC)

wlan0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 192.168.5.14  netmask 255.255.255.0  broadcast 192.168.5.255
        unspec 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00  txqueuelen 1000  (UNSPEC)

May I know, which Android and Termux version are you using so I can investigate?

@UlyssesZh
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May I know, which Android and Termux version are you using so I can investigate?

  • Android 11
  • Termux 0.118.0
  • net-tools 2.10.0 (installed using pkg i net-tools)
  • Termux-SSH 1.0.0 (installed using pip3 install Termux-SSH)

@dmdhrumilmistry
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Will look into it, and try to release fixed version ASAP

@dmdhrumilmistry dmdhrumilmistry self-assigned this Aug 6, 2022
@dmdhrumilmistry dmdhrumilmistry added the bug Something isn't working label Aug 6, 2022
@dmdhrumilmistry dmdhrumilmistry linked a pull request Aug 6, 2022 that will close this issue
Fix Ifconfig android 11 issue #10
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Fix Ifconfig android 11 issue dmdhrumilmistry/Termux-SSH
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@UlyssesZh @dmdhrumilmistry