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authorttt2017-05-13 00:29:47 +0530
committerttt2017-05-13 00:29:47 +0530
commit4336f5f06f61de30ae3fa54650fce63a9d5ef5be (patch)
tree23b4ee9b8e8f24bf732acf2f7ad22ed50cdd5670 /lib/python2.7/site-packages/django/utils/log.py
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added all server files
Diffstat (limited to 'lib/python2.7/site-packages/django/utils/log.py')
-rw-r--r--lib/python2.7/site-packages/django/utils/log.py160
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diff --git a/lib/python2.7/site-packages/django/utils/log.py b/lib/python2.7/site-packages/django/utils/log.py
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+++ b/lib/python2.7/site-packages/django/utils/log.py
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+import logging
+import traceback
+
+from django.conf import settings
+from django.core import mail
+from django.core.mail import get_connection
+from django.views.debug import ExceptionReporter, get_exception_reporter_filter
+
+
+# Make sure a NullHandler is available
+# This was added in Python 2.7/3.2
+try:
+ from logging import NullHandler
+except ImportError:
+ class NullHandler(logging.Handler):
+ def emit(self, record):
+ pass
+
+# Make sure that dictConfig is available
+# This was added in Python 2.7/3.2
+try:
+ from logging.config import dictConfig
+except ImportError:
+ from django.utils.dictconfig import dictConfig
+
+getLogger = logging.getLogger
+
+# Default logging for Django. This sends an email to the site admins on every
+# HTTP 500 error. Depending on DEBUG, all other log records are either sent to
+# the console (DEBUG=True) or discarded by mean of the NullHandler (DEBUG=False).
+DEFAULT_LOGGING = {
+ 'version': 1,
+ 'disable_existing_loggers': False,
+ 'filters': {
+ 'require_debug_false': {
+ '()': 'django.utils.log.RequireDebugFalse',
+ },
+ 'require_debug_true': {
+ '()': 'django.utils.log.RequireDebugTrue',
+ },
+ },
+ 'handlers': {
+ 'console': {
+ 'level': 'INFO',
+ 'filters': ['require_debug_true'],
+ 'class': 'logging.StreamHandler',
+ },
+ 'null': {
+ 'class': 'django.utils.log.NullHandler',
+ },
+ 'mail_admins': {
+ 'level': 'ERROR',
+ 'filters': ['require_debug_false'],
+ 'class': 'django.utils.log.AdminEmailHandler'
+ }
+ },
+ 'loggers': {
+ 'django': {
+ 'handlers': ['console'],
+ },
+ 'django.request': {
+ 'handlers': ['mail_admins'],
+ 'level': 'ERROR',
+ 'propagate': False,
+ },
+ 'django.security': {
+ 'handlers': ['mail_admins'],
+ 'level': 'ERROR',
+ 'propagate': False,
+ },
+ 'py.warnings': {
+ 'handlers': ['console'],
+ },
+ }
+}
+
+
+class AdminEmailHandler(logging.Handler):
+ """An exception log handler that emails log entries to site admins.
+
+ If the request is passed as the first argument to the log record,
+ request data will be provided in the email report.
+ """
+
+ def __init__(self, include_html=False, email_backend=None):
+ logging.Handler.__init__(self)
+ self.include_html = include_html
+ self.email_backend = email_backend
+
+ def emit(self, record):
+ try:
+ request = record.request
+ subject = '%s (%s IP): %s' % (
+ record.levelname,
+ ('internal' if request.META.get('REMOTE_ADDR') in settings.INTERNAL_IPS
+ else 'EXTERNAL'),
+ record.getMessage()
+ )
+ filter = get_exception_reporter_filter(request)
+ request_repr = filter.get_request_repr(request)
+ except Exception:
+ subject = '%s: %s' % (
+ record.levelname,
+ record.getMessage()
+ )
+ request = None
+ request_repr = "Request repr() unavailable."
+ subject = self.format_subject(subject)
+
+ if record.exc_info:
+ exc_info = record.exc_info
+ stack_trace = '\n'.join(traceback.format_exception(*record.exc_info))
+ else:
+ exc_info = (None, record.getMessage(), None)
+ stack_trace = 'No stack trace available'
+
+ message = "%s\n\n%s" % (stack_trace, request_repr)
+ reporter = ExceptionReporter(request, is_email=True, *exc_info)
+ html_message = reporter.get_traceback_html() if self.include_html else None
+ mail.mail_admins(subject, message, fail_silently=True,
+ html_message=html_message,
+ connection=self.connection())
+
+ def connection(self):
+ return get_connection(backend=self.email_backend, fail_silently=True)
+
+ def format_subject(self, subject):
+ """
+ Escape CR and LF characters, and limit length.
+ RFC 2822's hard limit is 998 characters per line. So, minus "Subject: "
+ the actual subject must be no longer than 989 characters.
+ """
+ formatted_subject = subject.replace('\n', '\\n').replace('\r', '\\r')
+ return formatted_subject[:989]
+
+
+class CallbackFilter(logging.Filter):
+ """
+ A logging filter that checks the return value of a given callable (which
+ takes the record-to-be-logged as its only parameter) to decide whether to
+ log a record.
+
+ """
+ def __init__(self, callback):
+ self.callback = callback
+
+ def filter(self, record):
+ if self.callback(record):
+ return 1
+ return 0
+
+
+class RequireDebugFalse(logging.Filter):
+ def filter(self, record):
+ return not settings.DEBUG
+
+
+class RequireDebugTrue(logging.Filter):
+ def filter(self, record):
+ return settings.DEBUG