104 lines
3.4 KiB
Python
104 lines
3.4 KiB
Python
# Copyright 2015 kornicameister@gmail.com
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# Copyright 2016-2017 FUJITSU LIMITED
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import falcon
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import six
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from monasca_log_api.app.base import log_publisher
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from monasca_log_api.app.controller.api import headers
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from monasca_log_api.app.controller.api import logs_api
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from monasca_log_api.app.controller.v2.aid import service
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from monasca_log_api import conf
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CONF = conf.CONF
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_DEPRECATED_INFO = ('/v2.0/log/single has been deprecated. '
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'Please use /v3.0/logs')
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class Logs(logs_api.LogsApi):
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"""Logs Api V2."""
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VERSION = 'v2.0'
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SUPPORTED_CONTENT_TYPES = {'application/json', 'text/plain'}
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def __init__(self):
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self._log_creator = service.LogCreator()
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self._kafka_publisher = log_publisher.LogPublisher()
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super(Logs, self).__init__()
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@falcon.deprecated(_DEPRECATED_INFO)
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def on_post(self, req, res):
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if CONF.monitoring.enable:
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with self._logs_processing_time.time(name=None):
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self.process_on_post_request(req, res)
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else:
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self.process_on_post_request(req, res)
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def process_on_post_request(self, req, res):
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try:
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req.validate(self.SUPPORTED_CONTENT_TYPES)
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tenant_id = (req.project_id if req.project_id
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else req.cross_project_id)
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log = self.get_log(request=req)
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envelope = self.get_envelope(
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log=log,
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tenant_id=tenant_id
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)
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if CONF.monitoring.enable:
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self._logs_size_gauge.send(name=None,
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value=int(req.content_length))
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self._logs_in_counter.increment()
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except Exception:
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# any validation that failed means
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# log is invalid and rejected
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if CONF.monitoring.enable:
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self._logs_rejected_counter.increment()
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raise
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self._kafka_publisher.send_message(envelope)
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res.status = falcon.HTTP_204
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res.add_link(
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target=str(_get_v3_link(req)),
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rel='current', # [RFC5005]
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title='V3 Logs',
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type_hint='application/json'
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)
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res.append_header('DEPRECATED', 'true')
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def get_envelope(self, log, tenant_id):
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return self._log_creator.new_log_envelope(
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log_object=log,
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tenant_id=tenant_id
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)
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def get_log(self, request):
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return self._log_creator.new_log(
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application_type=request.get_header(*headers.X_APPLICATION_TYPE),
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dimensions=request.get_header(*headers.X_DIMENSIONS),
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payload=request.stream,
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content_type=request.content_type
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)
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def _get_v3_link(req):
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self_uri = req.uri
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if six.PY2:
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self_uri = self_uri.decode('UTF-8')
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base_uri = self_uri.replace(req.relative_uri, '')
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return '%s/v3.0/logs' % base_uri
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