/
models.py
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/
models.py
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from __future__ import absolute_import
import base64
try:
import cPickle as pickle
except ImportError:
import pickle
import logging
import math
from datetime import datetime
from django.conf import settings
from django.db import models
from django.db.models import Count
from django.utils.encoding import smart_unicode
from django.utils.translation import ugettext_lazy as _
from sentry import conf
from sentry.utils import cached_property, construct_checksum, transform, get_filters, \
MockDjangoRequest
from sentry.utils.manager import GroupedMessageManager, SentryManager
from indexer.models import BaseIndex
try:
from idmapper.models import SharedMemoryModel as Model
except ImportError:
Model = models.Model
__all__ = ('Message', 'GroupedMessage')
STATUS_LEVELS = (
(0, _('unresolved')),
(1, _('resolved')),
)
class GzippedDictField(models.TextField):
"""
Slightly different from a JSONField in the sense that the default
value is a dictionary.
"""
__metaclass__ = models.SubfieldBase
def to_python(self, value):
if isinstance(value, basestring) and value:
value = pickle.loads(base64.b64decode(value).decode('zlib'))
elif not value:
return {}
return value
def get_prep_value(self, value):
if value is None: return
return base64.b64encode(pickle.dumps(transform(value)).encode('zlib'))
def value_to_string(self, obj):
value = self._get_val_from_obj(obj)
return self.get_db_prep_value(value)
def south_field_triple(self):
"Returns a suitable description of this field for South."
from south.modelsinspector import introspector
field_class = "django.db.models.fields.TextField"
args, kwargs = introspector(self)
return (field_class, args, kwargs)
class MessageBase(Model):
logger = models.CharField(max_length=64, blank=True, default='root', db_index=True)
class_name = models.CharField(_('type'), max_length=128, blank=True, null=True, db_index=True)
level = models.PositiveIntegerField(choices=conf.LOG_LEVELS, default=logging.ERROR, blank=True, db_index=True)
message = models.TextField()
traceback = models.TextField(blank=True, null=True)
view = models.CharField(max_length=200, blank=True, null=True)
checksum = models.CharField(max_length=32)
data = GzippedDictField(blank=True, null=True)
objects = SentryManager()
class Meta:
abstract = True
def shortened_traceback(self):
return '\n'.join(self.traceback.split('\n')[-5:])
shortened_traceback.short_description = _('traceback')
shortened_traceback.admin_order_field = 'traceback'
def error(self):
if self.message:
message = smart_unicode(self.message)
if len(message) > 100:
message = message[:97] + '...'
if self.class_name:
return "%s: %s" % (self.class_name, message)
else:
message = self.class_name or ''
return message
error.short_description = _('error')
def description(self):
return self.traceback or ''
description.short_description = _('description')
def has_two_part_message(self):
return '\n' in self.message.strip('\n')
def message_top(self):
return self.message.split('\n')[0]
class GroupedMessage(MessageBase):
status = models.PositiveIntegerField(default=0, choices=STATUS_LEVELS, db_index=True)
times_seen = models.PositiveIntegerField(default=1, db_index=True)
last_seen = models.DateTimeField(default=datetime.now, db_index=True)
first_seen = models.DateTimeField(default=datetime.now, db_index=True)
score = models.IntegerField(default=0)
objects = GroupedMessageManager()
class Meta:
unique_together = (('logger', 'view', 'checksum'),)
verbose_name_plural = _('grouped messages')
verbose_name = _('grouped message')
permissions = (
("can_view", "Can view"),
)
db_table = 'sentry_groupedmessage'
def __unicode__(self):
return "(%s) %s" % (self.times_seen, self.error())
@models.permalink
def get_absolute_url(self):
return ('sentry-group', (self.pk,), {})
def natural_key(self):
return (self.logger, self.view, self.checksum)
def get_score(self):
return int(math.log(self.times_seen) * 600 + int(self.last_seen.strftime('%s')))
def mail_admins(self, request=None, fail_silently=True):
if not conf.ADMINS:
return
from django.core.mail import send_mail
from django.template.loader import render_to_string
message = self.message_set.order_by('-id')[0]
obj_request = message.request
subject = '%sError (%s IP): %s' % (settings.EMAIL_SUBJECT_PREFIX, (obj_request.META.get('REMOTE_ADDR') in settings.INTERNAL_IPS and 'internal' or 'EXTERNAL'), obj_request.path)
if message.site:
subject = '[%s] %s' % (message.site, subject)
try:
request_repr = repr(obj_request)
except:
request_repr = "Request repr() unavailable"
if request:
link = request.build_absolute_url(self.get_absolute_url())
else:
link = '%s%s' % (conf.URL_PREFIX, self.get_absolute_url())
body = render_to_string('sentry/emails/error.txt', {
'request_repr': request_repr,
'request': obj_request,
'group': self,
'traceback': message.traceback,
'link': link,
})
send_mail(subject, body,
settings.SERVER_EMAIL, conf.ADMINS,
fail_silently=fail_silently)
@property
def unique_urls(self):
return self.message_set.filter(url__isnull=False)\
.values_list('url', 'logger', 'view', 'checksum')\
.annotate(times_seen=Count('url'))\
.values('url', 'times_seen')\
.order_by('-times_seen')
@property
def unique_servers(self):
return self.message_set.filter(server_name__isnull=False)\
.values_list('server_name', 'logger', 'view', 'checksum')\
.annotate(times_seen=Count('server_name'))\
.values('server_name', 'times_seen')\
.order_by('-times_seen')
@property
def unique_sites(self):
return self.message_set.filter(site__isnull=False)\
.values_list('site', 'logger', 'view', 'checksum')\
.annotate(times_seen=Count('site'))\
.values('site', 'times_seen')\
.order_by('-times_seen')
def get_version(self):
if not self.data:
return
if 'version' not in self.data:
return
module = self.data.get('module', 'ver')
return module, self.data['version']
class Message(MessageBase):
message_id = models.CharField(max_length=32, null=True, unique=True)
group = models.ForeignKey(GroupedMessage, blank=True, null=True, related_name="message_set")
datetime = models.DateTimeField(default=datetime.now, db_index=True)
url = models.URLField(verify_exists=False, null=True, blank=True)
server_name = models.CharField(max_length=128, db_index=True)
site = models.CharField(max_length=128, db_index=True, null=True)
class Meta:
verbose_name = _('message')
verbose_name_plural = _('messages')
db_table = 'sentry_message'
def __unicode__(self):
return self.error()
def save(self, *args, **kwargs):
if not self.checksum:
self.checksum = construct_checksum(**self.__dict__)
super(Message, self).save(*args, **kwargs)
@models.permalink
def get_absolute_url(self):
return ('sentry-group-message', (self.group_id, self.pk), {})
def shortened_url(self):
if not self.url:
return _('no data')
url = self.url
if len(url) > 60:
url = url[:60] + '...'
return url
shortened_url.short_description = _('url')
shortened_url.admin_order_field = 'url'
def full_url(self):
return self.data.get('url') or self.url
full_url.short_description = _('url')
full_url.admin_order_field = 'url'
@cached_property
def request(self):
fake_request = MockDjangoRequest(
META = self.data.get('META') or {},
GET = self.data.get('GET') or {},
POST = self.data.get('POST') or {},
FILES = self.data.get('FILES') or {},
COOKIES = self.data.get('COOKIES') or {},
url = self.url,
)
if self.url:
fake_request.path_info = '/' + self.url.split('/', 3)[-1]
else:
fake_request.path_info = ''
fake_request.path = fake_request.path_info
return fake_request
def get_version(self):
if not self.data:
return
if '__sentry__' not in self.data:
return
if 'version' not in self.data['__sentry__']:
return
module = self.data['__sentry__'].get('module', 'ver')
return module, self.data['__sentry__']['version']
class FilterValue(models.Model):
FILTER_KEYS = (
('server_name', _('server name')),
('logger', _('logger')),
('site', _('site')),
)
key = models.CharField(choices=FILTER_KEYS, max_length=32)
value = models.CharField(max_length=200)
class Meta:
unique_together = (('key', 'value'),)
### django-indexer
class MessageIndex(BaseIndex):
model = Message
### Helper methods
def register_indexes():
"""
Grabs all required indexes from filters and registers them.
"""
logger = logging.getLogger('sentry.setup')
for filter_ in get_filters():
if filter_.column.startswith('data__'):
MessageIndex.objects.register_index(filter_.column, index_to='group')
logger.debug('Registered index for for %s' % filter_.column)
register_indexes()