151bd13666
* Generate common/djangoapps import shims for LMS * Generate common/djangoapps import shims for Studio * Stop appending project root to sys.path * Stop appending common/djangoapps to sys.path * Import from common.djangoapps.course_action_state instead of course_action_state * Import from common.djangoapps.course_modes instead of course_modes * Import from common.djangoapps.database_fixups instead of database_fixups * Import from common.djangoapps.edxmako instead of edxmako * Import from common.djangoapps.entitlements instead of entitlements * Import from common.djangoapps.pipline_mako instead of pipeline_mako * Import from common.djangoapps.static_replace instead of static_replace * Import from common.djangoapps.student instead of student * Import from common.djangoapps.terrain instead of terrain * Import from common.djangoapps.third_party_auth instead of third_party_auth * Import from common.djangoapps.track instead of track * Import from common.djangoapps.util instead of util * Import from common.djangoapps.xblock_django instead of xblock_django * Add empty common/djangoapps/__init__.py to fix pytest collection * Fix pylint formatting violations * Exclude import_shims/ directory tree from linting
50 lines
1.5 KiB
Python
50 lines
1.5 KiB
Python
"""Event tracker backend that saves events to a python logger."""
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import json
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import logging
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from django.conf import settings
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from common.djangoapps.track.backends import BaseBackend
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from common.djangoapps.track.utils import DateTimeJSONEncoder
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log = logging.getLogger('common.djangoapps.track.backends.logger')
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application_log = logging.getLogger('common.djangoapps.track.backends.application_log') # pylint: disable=invalid-name
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class LoggerBackend(BaseBackend):
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"""Event tracker backend that uses a python logger.
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Events are logged to the INFO level as JSON strings.
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"""
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def __init__(self, name, **kwargs):
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"""Event tracker backend that uses a python logger.
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:Parameters:
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- `name`: identifier of the logger, which should have
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been configured using the default python mechanisms.
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"""
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super(LoggerBackend, self).__init__(**kwargs)
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self.event_logger = logging.getLogger(name)
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def send(self, event):
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try:
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event_str = json.dumps(event, cls=DateTimeJSONEncoder)
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except UnicodeDecodeError:
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application_log.exception(
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"UnicodeDecodeError Event_data: %r", event
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)
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raise
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# TODO: remove trucation of the serialized event, either at a
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# higher level during the emittion of the event, or by
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# providing warnings when the events exceed certain size.
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event_str = event_str[:settings.TRACK_MAX_EVENT]
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self.event_logger.info(event_str)
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