2ce185720e
Tous les autres fichiers modifiés le sont pour compatibilité avec ce changement. Ce commit implique des commits du même genre dans l'intranet2, lc_ldap et bcfg2.
98 lines
2.7 KiB
Python
98 lines
2.7 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# The authors of this code are
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#
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# Permission to use, copy, and modify this software with or without fee
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# is hereby granted, provided that this entire notice is included in
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# all source code copies of any software which is or includes a copy or
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# modification of this software.
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#
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# THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRSS OR
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# IMPLIED WARRANTY. IN PARTICULAR, NONE OF THE AUTHORS MAKES ANY
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# REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE
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# MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR
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# PURPOSE.
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import sys
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sys.path.append('/usr/scripts/gestion')
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sys.path.append('/usr/scripts/lc_ldap')
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import commands
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import lock
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import lc_ldap
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import secrets
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class IpsetError(Exception):
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# Gestion des erreurs d'ipset
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def __init__(self,cmd,err_code,output):
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self.cmd=cmd
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self.err_code=err_code
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self.output=output
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def __str__(self):
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return "%s\n status : %s\n %s" % (self.cmd,self.err_code,self.output)
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class Ipset(object):
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ipset="/usr/sbin/ipset"
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def __init__(self,set,type,typeopt=''):
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self.set=set
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self.type=type
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self.typeopt=typeopt
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def call(self,cmd,arg=''):
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"""Appel système à ipset"""
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cmd_line="%s %s %s %s" % (self.ipset,cmd,self.set,arg)
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status,output=commands.getstatusoutput(cmd_line)
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if status:
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raise IpsetError(cmd_line,status,output)
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return output
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def create(self,opt=''):
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self.call("-N","%s %s" % (self.type, self.typeopt))
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def add(self,arg):
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self.call("-A",arg)
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def list(self):
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output=self.call("-L").splitlines()
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list=[]
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for line in output[6:]:
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if line=='Bindings:':
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break
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list.append(line)
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return list
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def delete(self,ip):
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"""Delete an IP"""
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self.call("-D",ip)
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def restore(self,rules):
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""" restore le set courrant"""
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rules_str=self.restore_format(rules)
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create_str="-N %s %s %s" % (self.set,self.type,self.typeopt)
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str="%s\n%s\nCOMMIT\n" % (create_str,rules_str)
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path='/tmp/ipset_%s' % self.set
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f=open(path, 'w+')
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f.write(str)
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f.close()
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try:
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self.flush()
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self.destroy()
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except IpsetError: pass
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cmd="cat %s | %s -R" % (path,self.ipset)
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status,output=commands.getstatusoutput(cmd)
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if status:
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raise IpsetError(cmd,status,output)
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return output
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def flush(self):
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self.call("-F")
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def destroy(self):
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self.call("-X")
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def restore_format(self,rules):
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return '\n'.join(["-A %s %s,%s" % (self.set,ip,mac) for (ip,mac) in rules])
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