mirror of
https://github.com/alibaba/higress.git
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56 lines
1.9 KiB
Go
56 lines
1.9 KiB
Go
// Copyright (c) 2022 Alibaba Group Holding Ltd.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package main
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import (
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"github.com/higress-group/proxy-wasm-go-sdk/proxywasm"
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"github.com/higress-group/proxy-wasm-go-sdk/proxywasm/types"
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"github.com/alibaba/higress/plugins/wasm-go/pkg/wrapper"
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)
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func main() {
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wrapper.SetCtx(
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"streaming-body-example",
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wrapper.ProcessRequestHeadersBy(onHttpRequestHeaders),
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wrapper.ProcessStreamingRequestBodyBy(onHttpRequestBody),
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wrapper.ProcessResponseHeadersBy(onHttpResponseHeaders),
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wrapper.ProcessStreamingResponseBodyBy(onHttpResponseBody),
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)
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}
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type Config struct {
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}
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func onHttpRequestHeaders(ctx wrapper.HttpContext, config Config, log wrapper.Log) types.Action {
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proxywasm.RemoveHttpRequestHeader("content-length")
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return types.ActionContinue
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}
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func onHttpRequestBody(ctx wrapper.HttpContext, config Config, chunk []byte, isLastChunk bool, log wrapper.Log) []byte {
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log.Infof("receive request body chunk:%s, isLastChunk:%v", chunk, isLastChunk)
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return []byte("test\n")
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}
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func onHttpResponseHeaders(ctx wrapper.HttpContext, config Config, log wrapper.Log) types.Action {
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proxywasm.RemoveHttpResponseHeader("content-length")
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return types.ActionContinue
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}
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func onHttpResponseBody(ctx wrapper.HttpContext, config Config, chunk []byte, isLastChunk bool, log wrapper.Log) []byte {
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log.Infof("receive response body chunk:%s, isLastChunk:%v", chunk, isLastChunk)
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return []byte("test\n")
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}
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