Changeset 4874 for waeup/trunk/src

Timestamp:

22 Jan 2010, 12:49:57 (15 years ago)

Author:

uli

Message:

Create an application logger.

File:

• waeup/trunk/src/waeup/app.py (modified) (3 diffs)

waeup/trunk/src/waeup/app.py

@@ -1 +1 @@
 import grok
+import logging
+import os
 from zope.app.authentication.authentication import PluggableAuthentication
 from zope.app.security.interfaces import IAuthentication
@@ -18 +20 @@
         PluggableAuthentication, provides = IAuthentication,
         setup = setup_authentication)
+
+    @property
+    def logger(self):
+        sitename = self.__name__
+        loggername = 'waeup.sirp.%s' % sitename
+        logger = logging.getLogger(loggername)
+        if not logger.handlers:
+            logger = self._setupLogger(logger)
+        return logger
+        
     
     def __init__(self, name=u'Sample University', **kw):
@@ -30 +42 @@
         self['users'] = UserContainer()
         self['datacenter'] = DataCenter()
+
+    def _setupLogger(self, logger):
+        """Setup general application logger.
+
+        The logfile will be stored in the datacenter logs/ dir.
+        """
+        logdir = os.path.join(self['datacenter'].storage, 'logs')
+        if not os.path.exists(logdir):
+            os.mkdir(logdir)
+        filename = os.path.join(logdir, 'application.log')
+
+        # Create a rotating file handler logger for application.
+        handler = logging.handlers.RotatingFileHandler(
+            filename, maxBytes=5*1024**1, backupCount=7)
+        formatter = logging.Formatter(
+            '%(asctime)s - %(levelname)s - %(message)s')
+        handler.setFormatter(formatter)
+        
+        # Don't send log msgs to ancestors. This stops displaying
+        # logmessages on the commandline.
+        logger.propagate = False
+        logger.addHandler(handler)
+        return logger