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Bug #13596

closed

pfBlockerNG-devel Unbound does not start when using DNSBL python regex with multiple commented lines

Added by Marcos M over 1 year ago. Updated about 1 year ago.

Status:
Resolved
Priority:
Low
Assignee:
-
Category:
pfBlockerNG
Target version:
-
Start date:
Due date:
% Done:

0%

Estimated time:
Plus Target Version:
Affected Version:
Affected Plus Version:
Affected Architecture:

Description

Enabling Regex Blocking in Unbound python mode and adding comments in Python Regex List cant prevent unbound from starting, giving the following error:

[54695:0] error: pythonmod: python error: Traceback (most recent call last):
File "pfb_unbound.py", line 229, in init_standard pfb['python_enable'] = config.getboolean('MAIN', 'python_enable')
File "/usr/local/lib/python3.9/configparser.py", line 828, in getboolean return self._get_conv(section, option, self._convert_to_boolean,
File "/usr/local/lib/python3.9/configparser.py", line 808, in _get_conv return self._get(section, conv, option, raw=raw, vars=vars,
File "/usr/local/lib/python3.9/configparser.py", line 803, in _get return conv(self.get(section, option, **kwargs))
File "/usr/local/lib/python3.9/configparser.py", line 799, in get return self._interpolation.before_get(self, section, option, value,
File "/usr/local/lib/python3.9/configparser.py", line 395, in before_get self._interpolate_some(parser, option, L, value, section, defaults, 1)
File "/usr/local/lib/python3.9/configparser.py", line 412, in _interpolate_some p = rest.find("%") AttributeError: 'list' object has no attribute 'find' 

Tested with:

Success

foo
bar

Success

foo # test
bar

Fail

foo # test
bar # test

Actions #1

Updated by BBcan177 . over 1 year ago

Can you post the /var/unbound/pfb_unbound.ini file contents working and not working?
And what version of pfSense?

Actions #2

Updated by Marcos M over 1 year ago

On pfSense dev snapshots (FreeBSD 14) with latest pfBlockerNG-devel.

SUCCESS

foo
bar

; pfBlockerNG DNSBL Unbound python configuration file
; pfb_unbound.ini [ File created: 10/26/22 18:11:35 ]
[MAIN]
dnsbl_ipv4    = 172.16.0.5
python_enable    = on
python_ipv6    = off
python_reply    = on
python_blocking    = on
python_hsts    = on
python_idn    = off
python_tld_seg    = 1
python_tld    = off
python_tlds    =
python_nolog    = off
python_cname    = off
python_control    = off

[REGEX]
Regex_1 = foo
Regex_2 = bar

SUCCESS

foo # test
bar

; pfBlockerNG DNSBL Unbound python configuration file
; pfb_unbound.ini [ File created: 10/26/22 18:10:52 ]
[MAIN]
dnsbl_ipv4    = 172.16.0.5
python_enable    = on
python_ipv6    = off
python_reply    = on
python_blocking    = on
python_hsts    = on
python_idn    = off
python_tld_seg    = 1
python_tld    = off
python_tlds    =
python_nolog    = off
python_cname    = off
python_control    = off

[REGEX]
test = foo
Regex_2 = bar

FAIL

foo # test
bar # test

; pfBlockerNG DNSBL Unbound python configuration file
; pfb_unbound.ini [ File created: 10/26/22 18:09:13 ]
[MAIN]
dnsbl_ipv4    = 172.16.0.5
python_enable    = on
python_ipv6    = off
python_reply    = on
python_blocking    = on
python_hsts    = on
python_idn    = off
python_tld_seg    = 1
python_tld    = off
python_tlds    =
python_nolog    = off
python_cname    = off
python_control    = off

[REGEX]
test = foo
test = bar
Actions #3

Updated by BBcan177 . over 1 year ago

Ok I see the issue. It's because the existing code takes the comment and uses that as the key value. So "test" is a duplicate key.

Will fix that up to look for duplicate key names.

As a note, the key value is used in the logging and Reporting to reference the regex.

Thanks for reporting.

Actions #4

Updated by BBcan177 . about 1 year ago

This has been resolved.

Actions #5

Updated by Marcos M about 1 year ago

  • Status changed from New to Resolved
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