| -- 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. |
| |
| -- This example illustrates how to do request body transform. |
| -- It stores the request body and prints it at the end of the transform. |
| |
| function request_transform(data, eos) |
| ts.ctx['reqbody'] = ts.ctx['reqbody'] .. data |
| |
| if ts.ctx['len_set'] == nil then |
| ts.debug("len not set") |
| local sz = ts.http.req_transform.get_downstream_bytes() |
| ts.debug("len "..sz) |
| ts.http.req_transform.set_upstream_bytes(sz) |
| ts.ctx['len_set'] = true |
| end |
| |
| ts.debug("req transform got " .. string.len(data) .. "bytes, eos=" .. eos) |
| |
| if (eos == 1) then |
| ts.debug('End of Stream and the reqbody is ... ') |
| ts.debug(ts.ctx['reqbody']) |
| end |
| |
| return data, eos |
| end |
| |
| function do_remap() |
| ts.debug('do_remap') |
| if (ts.client_request.get_method() == 'POST') then |
| ts.ctx['reqbody'] = '' |
| ts.hook(TS_LUA_REQUEST_TRANSFORM, request_transform) |
| end |
| |
| return 0 |
| end |