certmaster/logger.py

   1 ## Certmaster
   2 ##
   3 ## Copyright 2007, Red Hat, Inc
   4 ## See AUTHORS
   5 ##
   6 ## This software may be freely redistributed under the terms of the GNU
   7 ## general public license.
   8 ##
   9 ## You should have received a copy of the GNU General Public License
  10 ## along with this program; if not, write to the Free Software
  11 ## Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  12 ##
  13 ##
  14
  15
  16 import logging
  17 from config import read_config
  18 from commonconfig import CMConfig
  19
  20
  21 # from the comments in http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/66531
  22 class Singleton(object):
  23     def __new__(type, *args, **kwargs):
  24         if not '_the_instance' in type.__dict__:
  25             type._the_instance = object.__new__(type, *args, **kwargs)
  26         return type._the_instance
  27
  28 # logging is weird, we don't want to setup multiple handlers
  29 # so make sure we do that mess only once
  30
  31 class Logger(Singleton):
  32     _no_handlers = True
  33
  34     def __init__(self, logfilepath ="/var/log/certmaster/certmaster.log"):
  35         config_file = '/etc/certmaster/minion.conf'
  36         self.config = read_config(config_file, CMConfig)
  37         self.loglevel = logging._levelNames[self.config.log_level]
  38         self._setup_logging()
  39         if self._no_handlers:
  40             self._setup_handlers(logfilepath=logfilepath)
  41
  42     def _setup_logging(self):
  43         self.logger = logging.getLogger("svc")
  44
  45     def _setup_handlers(self, logfilepath="/var/log/certmaster/certmaster.log"):
  46         handler = logging.FileHandler(logfilepath, "a")
  47         self.logger.setLevel(self.loglevel)
  48         formatter = logging.Formatter("%(asctime)s - %(levelname)s - %(message)s")
  49         handler.setFormatter(formatter)
  50         self.logger.addHandler(handler)
  51         self._no_handlers = False
  52
  53
  54 class AuditLogger(Singleton):
  55     _no_handlers = True
  56     def __init__(self, logfilepath = "/var/log/certmaster/audit.log"):
  57         self.loglevel = logging.INFO
  58         self._setup_logging()
  59         if self._no_handlers:
  60             self._setup_handlers(logfilepath=logfilepath)
  61
  62     def log_call(self, ip, CN, cert_hash, method, params):
  63         # square away a good parseable format at some point -akl
  64         self.logger.info("%s %s %s %s called with %s" % (ip, CN, cert_hash, method, params))
  65
  66
  67     def _setup_logging(self):
  68         self.logger = logging.getLogger("audit")
  69
  70     def _setup_handlers(self, logfilepath="/var/log/certmaster/audit.log"):
  71         handler = logging.FileHandler(logfilepath, "a")
  72         self.logger.setLevel(self.loglevel)
  73         formatter = logging.Formatter("%(asctime)s - %(message)s")
  74         handler.setFormatter(formatter)
  75         self.logger.addHandler(handler)
  76         self._no_handlers = False