Make Request Logging a little better

Use the flask.request properties instead of direct environ lookups,
as this is more representative of what is happening in the application.

Change-Id: Ic16c5ea26b2f526b51ef167e6f6977c72df1d06a
Partial-Bug: #1776504
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.

# LOG some debug output about the request. This was originally in the
# dispatch middleware

import flask
from oslo_log import log


LOG = log.getLogger(__name__)


def log_request_info():
    # Add in any extra debug logging about the request that is desired
    # note that this is executed prior to routing the request to a resource
    # so the data is somewhat raw.
    LOG.debug('REQUEST_METHOD: `%s`', flask.request.method)
    LOG.debug('SCRIPT_NAME: `%s`', flask.request.script_root)
    LOG.debug('PATH_INFO: `%s`', flask.request.path)

# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.

# LOG some debug output about the request. This was originally in the
# dispatch middleware

import flask
from oslo_log import log


LOG = log.getLogger(__name__)
_ENVIRON_KEYS = ('SCRIPT_NAME', 'PATH_INFO')


def log_request_info():
    # Add in any extra debug logging about the request that is desired
    # note that this is executed prior to routing the request to a resource
    # so the data is somewhat raw.
    for element in _ENVIRON_KEYS:
        LOG.debug("environ['%(key)s']: %(value)s",
                  {'key': element,
                   'value': flask.request.environ.get(element, '<<NOT SET>>')})
