feat(apisix): add Cloudron package

- Implements Apache APISIX packaging for Cloudron platform.
- Includes Dockerfile, CloudronManifest.json, and start.sh.
- Configured to use Cloudron's etcd addon.

🤖 Generated with Gemini CLI
Co-Authored-By: Gemini <noreply@google.com>

CloudronPackages/APISIX/apisix-source/t/wasm/request-body/main.go

@@ -0,0 +1,99 @@
+/*
+ * 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.
+ */
+
+package main
+
+import (
+	"github.com/tetratelabs/proxy-wasm-go-sdk/proxywasm"
+	"github.com/tetratelabs/proxy-wasm-go-sdk/proxywasm/types"
+	"github.com/valyala/fastjson"
+)
+
+func main() {
+	proxywasm.SetVMContext(&vmContext{})
+}
+
+type vmContext struct {
+	types.DefaultVMContext
+}
+
+func (*vmContext) NewPluginContext(contextID uint32) types.PluginContext {
+	return &pluginContext{contextID: contextID}
+}
+
+type pluginContext struct {
+	types.DefaultPluginContext
+	contextID      uint32
+	start          int
+	size           int
+	processReqBody bool
+}
+
+func (ctx *pluginContext) OnPluginStart(pluginConfigurationSize int) types.OnPluginStartStatus {
+	data, err := proxywasm.GetPluginConfiguration()
+	if err != nil {
+		proxywasm.LogCriticalf("error reading plugin configuration: %v", err)
+		return types.OnPluginStartStatusFailed
+	}
+
+	var conf *fastjson.Value
+	var p fastjson.Parser
+	conf, err = p.ParseBytes(data)
+	if err != nil {
+		proxywasm.LogErrorf("error decoding plugin configuration: %v", err)
+		return types.OnPluginStartStatusFailed
+	}
+
+	ctx.start = conf.GetInt("start")
+	ctx.size = conf.GetInt("size")
+	ctx.processReqBody = conf.GetBool("processReqBody")
+	return types.OnPluginStartStatusOK
+}
+
+func (ctx *pluginContext) NewHttpContext(contextID uint32) types.HttpContext {
+	return &httpContext{pluginCtx: ctx, contextID: contextID}
+}
+
+type httpContext struct {
+	types.DefaultHttpContext
+	pluginCtx *pluginContext
+	contextID uint32
+}
+
+func (ctx *httpContext) OnHttpRequestHeaders(numHeaders int, endOfStream bool) types.Action {
+	if ctx.pluginCtx.processReqBody {
+		proxywasm.SetProperty([]string{"wasm_process_req_body"}, []byte("true"))
+	}
+
+	return types.ActionContinue
+}
+
+func (ctx *httpContext) OnHttpRequestBody(bodySize int, endOfStream bool) types.Action {
+	size := ctx.pluginCtx.size
+	if size == 0 {
+		size = bodySize
+	}
+
+	body, err := proxywasm.GetHttpRequestBody(ctx.pluginCtx.start, size)
+	if err != nil {
+		proxywasm.LogErrorf("failed to get body: %v", err)
+		return types.ActionContinue
+	}
+
+	proxywasm.LogWarnf("request get body: %v", string(body))
+	return types.ActionContinue
+}