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# All Rights Reserved.
#
# 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.
import logging as log
from urllib import parse as parser
from osprofiler import profiler
from osprofiler import web
# Register an OSProfiler HTTP Adapter that will profile any call made with
# requests.
LOG = log.getLogger(__name__)
_FUNC = None
try:
from requests.adapters import HTTPAdapter
except ImportError:
pass
else:
def send(self, request, *args, **kwargs):
parsed_url = parser.urlparse(request.url)
# Best effort guessing port if needed
port = parsed_url.port or ""
if not port and parsed_url.scheme == "http":
port = 80
elif not port and parsed_url.scheme == "https":
port = 443
profiler.start(parsed_url.scheme, info={"requests": {
"method": request.method,
"query": parsed_url.query,
"path": parsed_url.path,
"hostname": parsed_url.hostname,
"port": port,
"scheme": parsed_url.scheme}})
# Profiling headers are overrident to take in account this new
# context/span.
request.headers.update(
web.get_trace_id_headers())
response = _FUNC(self, request, *args, **kwargs)
profiler.stop(info={"requests": {
"status_code": response.status_code}})
return response
_FUNC = HTTPAdapter.send
def enable():
if _FUNC:
HTTPAdapter.send = send
LOG.debug("profiling requests enabled")
else:
LOG.warning("unable to activate profiling for requests, "
"please ensure that python requests is installed.")
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