1 | #! /usr/bin/env python |
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2 | |
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3 | # PyKota accounting filter |
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4 | # |
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5 | # PyKota - Print Quotas for CUPS |
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6 | # |
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7 | # (c) 2003 Jerome Alet <alet@librelogiciel.com> |
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8 | # You're welcome to redistribute this software under the |
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9 | # terms of the GNU General Public Licence version 2.0 |
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10 | # or, at your option, any higher version. |
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11 | # |
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12 | # You can read the complete GNU GPL in the file COPYING |
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13 | # which should come along with this software, or visit |
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14 | # the Free Software Foundation's WEB site http://www.fsf.org |
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15 | # |
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16 | # $Id$ |
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17 | # |
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18 | # $Log$ |
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19 | # Revision 1.1 2003/02/05 21:28:17 jalet |
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20 | # Initial import into CVS |
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21 | # |
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22 | # |
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23 | # |
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24 | |
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25 | from pykota.requester import PyKotaRequesterError |
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26 | |
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27 | class Requester : |
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28 | """A class to send queries to printers via SNMP.""" |
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29 | def __init__(self, config, printername) : |
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30 | """Sets instance vars depending on the current printer.""" |
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31 | self.printername = printername |
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32 | self.community = config.config.get(printername, "snmpcmnty") |
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33 | self.oid = config.config.get(printername, "snmpoid") |
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34 | |
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35 | def getPrinterPageCounter(self, hostname) : |
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36 | """Returns the page counter from the hostname printer via SNMP. |
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37 | |
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38 | Currently uses the snmpget external command. TODO : do it internally |
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39 | """ |
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40 | if hostname is None : |
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41 | raise PyKotaRequesterError, "Unknown printer address in SNMP(%s, %s) for printer %s" % (self.community, self.oid, self.printername) |
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42 | answer = os.popen("snmpget -c %s -Ov %s %s" % (self.community, hostname, self.oid)) |
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43 | try : |
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44 | pagecounter = int(answer.readline().split()[-1].strip()) |
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45 | except IndexError : |
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46 | raise PyKotaRequesterError, "Unable to query printer %s via SNMP(%s, %s)" % (hostname, self.community, self.oid) |
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47 | answer.close() |
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48 | return pagecounter |
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49 | |
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