| ''' |
| Extract the protocol information from the VIA headers and store it in a log file for later verification. |
| ''' |
| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you 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 re |
| |
| log = open('via.log', 'w') |
| rxp = re.compile(r'(\S+)\s+(\S+)\s\((\S+)\s+\[([^]]+)\]\s\[([^]]+)\]\s*\)') |
| |
| |
| def observe(headers): |
| if 'via' in headers: |
| via = headers['via'] |
| if via: |
| via = rxp.sub(r'\1 = \5', via) |
| else: |
| via = '---empty---' |
| else: |
| via = '---missing---' |
| log.write("Via: {}\n".format(via)) |
| log.flush() |
| |
| |
| Hooks.register(Hooks.ReadRequestHook, observe) |