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-- 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.
local APPEND_DATA = 'TAIL\n'
function append_transform(data, eos)
if ts.ctx['len_set'] == nil then
local sz = ts.http.resp_transform.get_upstream_bytes()
if sz ~= TS_LUA_INT64_MAX then
ts.http.resp_transform.set_downstream_bytes(sz + string.len(APPEND_DATA))
end
ts.ctx['len_set'] = true
end
if eos == 1 then
return data .. APPEND_DATA, eos
else
return data, eos
end
end
function do_remap()
ts.hook(TS_LUA_RESPONSE_TRANSFORM, append_transform)
ts.http.resp_cache_transformed(0)
ts.http.resp_cache_untransformed(1)
return 0
end
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