Re: [courier-users] pythonfitler and unix socket

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FM a écrit :
> Hello everybody,
>
> To force pythonfilter to use the clamd and clamd.conf config , I remove
> pyclamav.so.
>
> in clamd.conf I have :
> LocalSocket /var/run/clamav/clamd.sock
>
> but I receive these error from pythonfilter :
> (...)
> Jan 4 10:40:20 verona courierfilter: Uncaught exception in "clamav"
> doFilter function: ScanError:Could not reach clamd using unix socket
> (/var/run/clamd)
> Jan 4 10:40:20 verona courierfilter: File
> "/etc/courier/filters/active/pythonfilter", line 194, in processMessage
> Jan 4 10:40:20 verona courierfilter: replyCode = i_filter[1](bodyFile,
> controlFileList)
> Jan 4 10:40:20 verona courierfilter: File
> "/usr/lib/python2.2/site-packages/pythonfilter/clamav.py", line 50, in
> doFilter
> Jan 4 10:40:20 verona courierfilter: return scanMessage(bodyFile)
> Jan 4 10:40:20 verona courierfilter: File
> "/usr/lib/python2.2/site-packages/pythonfilter/clamav.py", line 35, in
> scanMessage
> Jan 4 10:40:20 verona courierfilter: pyclamd.init_unix_socket()
> Jan 4 10:40:20 verona courierfilter: File
> "/usr/lib/python2.2/site-packages/pyclamd.py", line 111, in init_unix_socket
> Jan 4 10:40:20 verona courierfilter: ping()
> Jan 4 10:40:20 verona courierfilter: File
> "/usr/lib/python2.2/site-packages/pyclamd.py", line 167, in ping
> Jan 4 10:40:20 verona courierfilter: s = __init_socket__()
> Jan 4 10:40:20 verona courierfilter: File
> "/usr/lib/python2.2/site-packages/pyclamd.py", line 414, in __init_socket__
> Jan 4 10:40:20 verona courierfilter: raise ScanError, 'Could not reach
> clamd using unix socket (%s)' % (clamd_SOCKET)
> (...)
>
> Is there a way to set the unix socket to /var/run/clamav/clamd.sock
> instead of /var/run/clamd ?
>
> Regards,
>
>
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Which pythonfilter do you use ?
With 1.0, I posted a message some days ago...
Here is a version which allow to use a specific socket...

You have to modify /etc/pythonfilter-modules.conf

Add:

[clamav.py]
LocalSocket = '/var/run/clamav/clamd.sock'

HTH.
Jerome Blion.



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#!/usr/bin/python
# clamav -- Courier filter which scans messages with ClamAV
# Copyright (C) 2004 Robert Penz <robert@penz.name>
# Copyright (C) 2007 Gordon Messmer <gordon@dragonsdawn.net>
# Copyright (C) 2008 Jerome Blion <jerome@hebergement-pro.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

import sys
import courier.config

LocalSocket = ''

try:
import pyclamav
def scanMessage(bodyFile):
try:
avresult = pyclamav.scanfile(bodyFile)
except Exception, e:
return "554 " + str(e)
if avresult[0]:
return "554 Virus found - Signature is %s" % avresult[1]
return ''
except ImportError:
import pyclamd
def scanMessage(bodyFile):
try:
pyclamd.init_unix_socket(LocalSocket)
avresult = pyclamd.scan_file(bodyFile)
except Exception, e:
return "554 " + str(e)
if avresult != None and avresult.has_key(bodyFile):
return "554 Virus found - Signature is %s" % avresult[bodyFile]
return ''


def initFilter():
courier.config.applyModuleConfig('clamav.py', globals())

# Record in the system log that this filter was initialized.
sys.stderr.write('Initialized the "clamav" python filter\n')

def doFilter(bodyFile, controlFileList):
return scanMessage(bodyFile)


if __name__ == '__main__':
# we only work with 1 parameter
if len(sys.argv) != 2:
print "Usage: clamav.py <message_body_file>"
sys.exit(0)
initFilter()
print doFilter(sys.argv[1], "")

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