1 | # -*- coding: utf-8 -*- |
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2 | # |
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3 | # PyKota : Print Quotas for CUPS |
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4 | # |
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5 | # (c) 2003-2009 Jerome Alet <alet@librelogiciel.com> |
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6 | # This program is free software: you can redistribute it and/or modify |
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7 | # it under the terms of the GNU General Public License as published by |
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8 | # the Free Software Foundation, either version 3 of the License, or |
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9 | # (at your option) any later version. |
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10 | # |
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11 | # This program is distributed in the hope that it will be useful, |
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12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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14 | # GNU General Public License for more details. |
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15 | # |
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16 | # You should have received a copy of the GNU General Public License |
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17 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
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18 | # |
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19 | # $Id$ |
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20 | # |
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21 | # |
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22 | |
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23 | """This module defines a class for PyKota logging through syslog.""" |
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24 | |
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25 | import sys |
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26 | import os |
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27 | import syslog |
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28 | |
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29 | __revision__ = "$Id$" |
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30 | |
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31 | class Logger : |
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32 | """A logger class which logs to syslog.""" |
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33 | levels = { "error" : "ERR", "warn": "WARNING", \ |
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34 | "info": "INFO", "debug": "DEBUG" } |
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35 | def __init__(self) : |
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36 | """Opens the logging subsystem.""" |
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37 | syslog.openlog("PyKota", 0, syslog.LOG_LPR) |
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38 | |
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39 | def __del__(self) : |
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40 | """Ensures the logging subsystem is closed.""" |
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41 | syslog.closelog() |
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42 | |
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43 | def log_message(self, message, level="info") : |
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44 | """Sends the message to syslog.""" |
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45 | priority = getattr(syslog, \ |
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46 | "LOG_%s" % self.levels.get(level.lower(), \ |
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47 | "DEBUG").upper(), \ |
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48 | syslog.LOG_DEBUG) |
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49 | try : |
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50 | message = message.strip().encode(sys.stdout.encoding or "UTF-8", \ |
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51 | "replace") |
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52 | except UnicodeDecodeError : |
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53 | pass |
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54 | syslog.syslog(priority, "(PID %s) : %s" % (os.getpid(), message)) |
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