map = new HashMap<>();
+ for (String key : trailer.keys()) {
+ if (EXCLUDED.contains(key.toLowerCase())) {
+ continue;
+ }
+ if (key.endsWith(Metadata.BINARY_HEADER_SUFFIX)) {
+ // TODO allow any object type here
+ byte[] value = trailer.get(Metadata.Key.of(key, Metadata.BINARY_BYTE_MARSHALLER));
+ map.put(key, new String(value));
+ } else {
+ String value = trailer.get(Metadata.Key.of(key, Metadata.ASCII_STRING_MARSHALLER));
+ map.put(key, value);
+ }
+ }
+ return map;
+ }
+}
diff --git a/arthas-grpc-web-proxy/src/main/java/com/taobao/arthas/grpcweb/proxy/SendGrpcWebResponse.java b/arthas-grpc-web-proxy/src/main/java/com/taobao/arthas/grpcweb/proxy/SendGrpcWebResponse.java
new file mode 100644
index 0000000000..0ca26d744c
--- /dev/null
+++ b/arthas-grpc-web-proxy/src/main/java/com/taobao/arthas/grpcweb/proxy/SendGrpcWebResponse.java
@@ -0,0 +1,186 @@
+/*
+ * Copyright 2020 Google LLC
+ *
+ * Licensed 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 com.taobao.arthas.grpcweb.proxy;
+
+import com.taobao.arthas.grpcweb.proxy.MessageUtils.ContentType;
+import io.grpc.Metadata;
+import io.grpc.Status;
+import io.netty.channel.ChannelHandlerContext;
+import io.netty.handler.codec.http.*;
+import io.netty.handler.stream.ChunkedStream;
+import com.alibaba.arthas.deps.org.slf4j.Logger;
+import com.alibaba.arthas.deps.org.slf4j.LoggerFactory;
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.lang.invoke.MethodHandles;
+import java.util.Base64;
+import java.util.Map;
+
+/**
+ *
+ * * https://github.com/grpc/grpc/blob/master/doc/PROTOCOL-WEB.md
+ * * https://github.com/grpc/grpc/blob/master/doc/PROTOCOL-HTTP2.md
+ *
+ * 据协议和抓包分析，grpc-web 回应需要以 HTTP chunk数据包，包装 grpc 本身的数据。
+ *
+ * grpc-web 的 http1.1 Response 由三部分组成：
+ * 1. headers , 返回 status 总是 200
+ * 2. data chunk ，可能多个
+ * 3. trailer chunk , grpc的 grpc-status, grpc-message 在这里
+ *
+ *
+ *
+ * @author hengyunabc 2023-09-06
+ *
+ */
+class SendGrpcWebResponse {
+ private static final Logger logger = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass().getName());
+
+ private final String contentType;
+
+ /**
+ * 回应的 http1.1 header 是否已发送
+ */
+ private boolean isHeaderSent = false;
+
+ /**
+ * 所有的 grpc message 都会转换为一个 HTTP Chunk，所有的 Chunk 发送完之后，需要发送一个空的 Chunk 结束
+ */
+ private boolean isEndChunkSent = false;
+
+ /**
+ * 在 grpc 协议里，在发送完 DATA 后，最后可能发送一个 trailer，它也需要转换为 HTTP Chunk
+ */
+ private boolean isTrailerSent = false;
+
+ private ChannelHandlerContext ctx;
+
+ SendGrpcWebResponse(ChannelHandlerContext ctx, FullHttpRequest req) {
+ HttpHeaders headers = req.headers();
+ contentType = headers.get(HttpHeaderNames.CONTENT_TYPE);
+ this.ctx = ctx;
+ }
+
+ synchronized void writeHeaders(Metadata headers) {
+ if (isHeaderSent) {
+ return;
+ }
+ // 发送 http1.1 开头部分的内容
+ DefaultHttpResponse response = new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK);
+ response.headers().set(HttpHeaderNames.CONTENT_TYPE, contentType).set(HttpHeaderNames.TRANSFER_ENCODING,
+ "chunked");
+
+ CorsUtils.updateCorsHeader(response.headers());
+
+ if (headers != null) {
+ Map ht = MetadataUtil.getHttpHeadersFromMetadata(headers);
+ for (String key : ht.keySet()) {
+ response.headers().set(key, ht.get(key));
+ }
+ }
+
+ logger.debug("write headers: {}", response);
+
+ ctx.writeAndFlush(response);
+
+ isHeaderSent = true;
+ }
+
+ synchronized void returnUnimplementedStatusCode(String className) {
+ writeHeaders(null);
+ writeTrailer(
+ Status.UNIMPLEMENTED.withDescription("Can not find service impl, check dep, service: " + className),
+ null);
+ }
+
+ // 发送最后的 http chunked 空块
+ private void writeEndChunk() {
+ if (isEndChunkSent) {
+ return;
+ }
+ LastHttpContent end = new DefaultLastHttpContent();
+ ctx.writeAndFlush(end);
+ isEndChunkSent = true;
+ }
+
+ synchronized void writeError(Status s) {
+ writeHeaders(null);
+ writeTrailer(s, null);
+ }
+
+ synchronized void writeTrailer(Status status, Metadata trailer) {
+ if (isTrailerSent) {
+ return;
+ }
+ StringBuffer sb = new StringBuffer();
+ if (trailer != null) {
+ Map ht = MetadataUtil.getHttpHeadersFromMetadata(trailer);
+ for (String key : ht.keySet()) {
+ sb.append(String.format("%s:%s\r\n", key, ht.get(key)));
+ }
+ }
+ sb.append(String.format("grpc-status:%d\r\n", status.getCode().value()));
+ if (status.getDescription() != null && !status.getDescription().isEmpty()) {
+ sb.append(String.format("grpc-message:%s\r\n", status.getDescription()));
+ }
+
+ writeResponse(sb.toString().getBytes(), MessageFramer.Type.TRAILER);
+
+ isTrailerSent = true;
+
+ writeEndChunk();
+ }
+
+ synchronized void writeResponse(byte[] out) {
+ writeResponse(out, MessageFramer.Type.DATA);
+ }
+
+ private void writeResponse(byte[] out, MessageFramer.Type type) {
+ if (isTrailerSent) {
+ logger.error("grpcweb trailer sented, writeResponse can not be called, framer type: {}", type);
+ return;
+ }
+
+ try {
+ // PUNT multiple frames not handled
+ byte[] prefix = new MessageFramer().getPrefix(out, type);
+ ByteArrayOutputStream oStream = new ByteArrayOutputStream();
+ // binary encode if it is "text" content type
+ if (MessageUtils.getContentType(contentType) == ContentType.GRPC_WEB_TEXT) {
+ byte[] concated = new byte[out.length + 5];
+ System.arraycopy(prefix, 0, concated, 0, 5);
+ System.arraycopy(out, 0, concated, 5, out.length);
+ oStream.write(Base64.getEncoder().encode(concated));
+ } else {
+ oStream.write(prefix);
+ oStream.write(out);
+ }
+
+ byte[] byteArray = oStream.toByteArray();
+
+ InputStream dataStream = new ByteArrayInputStream(byteArray);
+ ChunkedStream chunkedStream = new ChunkedStream(dataStream);
+ SingleHttpChunkedInput httpChunkedInput = new SingleHttpChunkedInput(chunkedStream);
+ ctx.writeAndFlush(httpChunkedInput);
+
+ } catch (IOException e) {
+ logger.error("write grpcweb response error, framer type: {}", type, e);
+ }
+ }
+
+}
diff --git a/arthas-grpc-web-proxy/src/main/java/com/taobao/arthas/grpcweb/proxy/SingleHttpChunkedInput.java b/arthas-grpc-web-proxy/src/main/java/com/taobao/arthas/grpcweb/proxy/SingleHttpChunkedInput.java
new file mode 100644
index 0000000000..25ea947c51
--- /dev/null
+++ b/arthas-grpc-web-proxy/src/main/java/com/taobao/arthas/grpcweb/proxy/SingleHttpChunkedInput.java
@@ -0,0 +1,100 @@
+/*
+ * Copyright 2014 The Netty Project
+ *
+ * The Netty Project 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:
+ *
+ * https://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 com.taobao.arthas.grpcweb.proxy;
+
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.ByteBufAllocator;
+import io.netty.channel.ChannelHandlerContext;
+import io.netty.handler.codec.http.DefaultHttpContent;
+import io.netty.handler.codec.http.HttpContent;
+import io.netty.handler.codec.http.LastHttpContent;
+import io.netty.handler.stream.ChunkedInput;
+
+/**
+ * 和 LastHttpContent 对比，少了 LastHttpContent.EMPTY_LAST_CONTENT
+ *
+ * @see LastHttpContent
+ * @see LastHttpContent#EMPTY_LAST_CONTENT
+ */
+public class SingleHttpChunkedInput implements ChunkedInput {
+
+ private final ChunkedInput input;
+
+ /**
+ * Creates a new instance using the specified input.
+ * @param input {@link ChunkedInput} containing data to write
+ */
+ public SingleHttpChunkedInput(ChunkedInput input) {
+ this.input = input;
+// lastHttpContent = LastHttpContent.EMPTY_LAST_CONTENT;
+ }
+
+ /**
+ * Creates a new instance using the specified input. {@code lastHttpContent} will be written as the terminating
+ * chunk.
+ * @param input {@link ChunkedInput} containing data to write
+ * @param lastHttpContent {@link LastHttpContent} that will be written as the terminating chunk. Use this for
+ * training headers.
+ */
+ public SingleHttpChunkedInput(ChunkedInput input, LastHttpContent lastHttpContent) {
+ this.input = input;
+// this.lastHttpContent = lastHttpContent;
+ }
+
+ @Override
+ public boolean isEndOfInput() throws Exception {
+ if (input.isEndOfInput()) {
+ // Only end of input after last HTTP chunk has been sent
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ @Override
+ public void close() throws Exception {
+ input.close();
+ }
+
+ @Deprecated
+ @Override
+ public HttpContent readChunk(ChannelHandlerContext ctx) throws Exception {
+ return readChunk(ctx.alloc());
+ }
+
+ @Override
+ public HttpContent readChunk(ByteBufAllocator allocator) throws Exception {
+ if (input.isEndOfInput()) {
+ return null;
+ } else {
+ ByteBuf buf = input.readChunk(allocator);
+ if (buf == null) {
+ return null;
+ }
+ return new DefaultHttpContent(buf);
+ }
+ }
+
+ @Override
+ public long length() {
+ return input.length();
+ }
+
+ @Override
+ public long progress() {
+ return input.progress();
+ }
+}
diff --git a/arthas-grpc-web-proxy/src/main/java/com/taobao/arthas/grpcweb/proxy/server/GrpcWebProxyHandler.java b/arthas-grpc-web-proxy/src/main/java/com/taobao/arthas/grpcweb/proxy/server/GrpcWebProxyHandler.java
new file mode 100644
index 0000000000..7964cd0be4
--- /dev/null
+++ b/arthas-grpc-web-proxy/src/main/java/com/taobao/arthas/grpcweb/proxy/server/GrpcWebProxyHandler.java
@@ -0,0 +1,54 @@
+package com.taobao.arthas.grpcweb.proxy.server;
+
+import com.taobao.arthas.grpcweb.proxy.GrpcServiceConnectionManager;
+import com.taobao.arthas.grpcweb.proxy.GrpcWebRequestHandler;
+import io.netty.buffer.Unpooled;
+import io.netty.channel.ChannelHandlerContext;
+import io.netty.channel.SimpleChannelInboundHandler;
+import io.netty.handler.codec.http.DefaultFullHttpResponse;
+import io.netty.handler.codec.http.FullHttpRequest;
+import io.netty.handler.codec.http.FullHttpResponse;
+import com.alibaba.arthas.deps.org.slf4j.Logger;
+import com.alibaba.arthas.deps.org.slf4j.LoggerFactory;
+
+import java.lang.invoke.MethodHandles;
+
+import static io.netty.handler.codec.http.HttpResponseStatus.CONTINUE;
+import static io.netty.handler.codec.http.HttpVersion.HTTP_1_1;
+
+public class GrpcWebProxyHandler extends SimpleChannelInboundHandler {
+ private static final Logger logger = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass().getName());
+ private GrpcWebRequestHandler requestHandler;
+
+ private static GrpcServiceConnectionManager manager;
+
+ public GrpcWebProxyHandler(int grpcPort) {
+ manager = new GrpcServiceConnectionManager(grpcPort);
+ requestHandler = new GrpcWebRequestHandler(manager);
+ }
+
+ @Override
+ public void channelReadComplete(ChannelHandlerContext ctx) {
+ ctx.flush();
+ }
+
+ @Override
+ protected void channelRead0(ChannelHandlerContext ctx, FullHttpRequest request) {
+ logger.debug("http request: {} ", request);
+
+ send100Continue(ctx);
+ requestHandler.handle(ctx, request);
+ }
+
+ private static void send100Continue(ChannelHandlerContext ctx) {
+ FullHttpResponse response = new DefaultFullHttpResponse(HTTP_1_1, CONTINUE, Unpooled.EMPTY_BUFFER);
+ ctx.write(response);
+ }
+
+ @Override
+ public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) {
+ logger.error("grpc web proxy handler error", cause);
+ ctx.close();
+ }
+
+}
diff --git a/arthas-grpc-web-proxy/src/main/java/com/taobao/arthas/grpcweb/proxy/server/GrpcWebProxyServer.java b/arthas-grpc-web-proxy/src/main/java/com/taobao/arthas/grpcweb/proxy/server/GrpcWebProxyServer.java
new file mode 100644
index 0000000000..e240a0a1c9
--- /dev/null
+++ b/arthas-grpc-web-proxy/src/main/java/com/taobao/arthas/grpcweb/proxy/server/GrpcWebProxyServer.java
@@ -0,0 +1,73 @@
+package com.taobao.arthas.grpcweb.proxy.server;
+
+import io.netty.bootstrap.ServerBootstrap;
+import io.netty.channel.Channel;
+import io.netty.channel.EventLoopGroup;
+import io.netty.channel.nio.NioEventLoopGroup;
+import io.netty.channel.socket.nio.NioServerSocketChannel;
+import io.netty.handler.logging.LogLevel;
+import io.netty.handler.logging.LoggingHandler;
+import com.alibaba.arthas.deps.org.slf4j.Logger;
+import com.alibaba.arthas.deps.org.slf4j.LoggerFactory;
+
+import java.net.InetSocketAddress;
+
+public final class GrpcWebProxyServer {
+
+ private static final Logger logger = LoggerFactory.getLogger(GrpcWebProxyServer.class);
+
+
+ private int port;
+
+ private int grpcPort;
+
+ private EventLoopGroup bossGroup;
+
+ private EventLoopGroup workerGroup;
+
+ private Channel channel;
+
+
+ public GrpcWebProxyServer(int port, int grpcPort) {
+ this.port = port;
+ this.grpcPort = grpcPort;
+ bossGroup = new NioEventLoopGroup(1);
+ workerGroup = new NioEventLoopGroup();
+ }
+
+ public void start() {
+ try {
+ ServerBootstrap serverBootstrap = new ServerBootstrap();
+ serverBootstrap.group(bossGroup, workerGroup)
+ .channel(NioServerSocketChannel.class)
+ .handler(new LoggingHandler(LogLevel.INFO))
+ .childHandler(new GrpcWebProxyServerInitializer(grpcPort));
+ channel = serverBootstrap.bind(port).sync().channel();
+
+ logger.info("grpc web proxy server started, listening on " + port);
+ System.out.println("grpc web proxy server started, listening on " + port);
+ channel.closeFuture().sync();
+ } catch (InterruptedException e) {
+ logger.info("fail to start grpc web proxy server!");
+ throw new RuntimeException(e);
+ } finally {
+ bossGroup.shutdownGracefully();
+ workerGroup.shutdownGracefully();
+ }
+ }
+
+ public void close() {
+ if (bossGroup != null) {
+ bossGroup.shutdownGracefully();
+ }
+ if(workerGroup != null){
+ workerGroup.shutdownGracefully();
+ }
+ logger.info("success to close grpc web proxy server!");
+ }
+
+ public int actualPort() {
+ int boundPort = ((InetSocketAddress) channel.localAddress()).getPort();
+ return boundPort;
+ }
+}
diff --git a/arthas-grpc-web-proxy/src/main/java/com/taobao/arthas/grpcweb/proxy/server/GrpcWebProxyServerInitializer.java b/arthas-grpc-web-proxy/src/main/java/com/taobao/arthas/grpcweb/proxy/server/GrpcWebProxyServerInitializer.java
new file mode 100644
index 0000000000..e01f012f87
--- /dev/null
+++ b/arthas-grpc-web-proxy/src/main/java/com/taobao/arthas/grpcweb/proxy/server/GrpcWebProxyServerInitializer.java
@@ -0,0 +1,26 @@
+package com.taobao.arthas.grpcweb.proxy.server;
+
+import io.netty.channel.ChannelInitializer;
+import io.netty.channel.ChannelPipeline;
+import io.netty.channel.socket.SocketChannel;
+import io.netty.handler.codec.http.HttpObjectAggregator;
+import io.netty.handler.codec.http.HttpServerCodec;
+import io.netty.handler.stream.ChunkedWriteHandler;
+
+public class GrpcWebProxyServerInitializer extends ChannelInitializer {
+
+ private int grpcPort;
+
+ public GrpcWebProxyServerInitializer(int grpcPort) {
+ this.grpcPort = grpcPort;
+ }
+
+ @Override
+ public void initChannel(SocketChannel ch) {
+ ChannelPipeline pipeline = ch.pipeline();
+ pipeline.addLast(new HttpServerCodec());
+ pipeline.addLast(new HttpObjectAggregator(65536));
+ pipeline.addLast(new ChunkedWriteHandler());
+ pipeline.addLast(new GrpcWebProxyHandler(grpcPort));
+ }
+}
diff --git a/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/CorsUtilsTest.java b/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/CorsUtilsTest.java
new file mode 100644
index 0000000000..2358ab247c
--- /dev/null
+++ b/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/CorsUtilsTest.java
@@ -0,0 +1,16 @@
+package com.taobao.arthas.grpcweb.proxy.server;
+
+import com.taobao.arthas.grpcweb.proxy.CorsUtils;
+import io.netty.handler.codec.http.*;
+import org.junit.Test;
+
+
+public class CorsUtilsTest {
+
+ @Test
+ public void test(){
+ DefaultHttpResponse response = new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK);
+ CorsUtils.updateCorsHeader(response.headers());
+ System.out.println(response.headers());
+ }
+}
diff --git a/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/GrpcWebProxyServerTest.java b/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/GrpcWebProxyServerTest.java
new file mode 100644
index 0000000000..b7d217a118
--- /dev/null
+++ b/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/GrpcWebProxyServerTest.java
@@ -0,0 +1,194 @@
+package com.taobao.arthas.grpcweb.proxy.server;
+
+import grpc.gateway.testing.Echo;
+import org.apache.http.HttpEntity;
+import org.apache.http.client.methods.CloseableHttpResponse;
+import org.apache.http.client.methods.HttpPost;
+import org.apache.http.entity.StringEntity;
+import org.apache.http.impl.client.CloseableHttpClient;
+import org.apache.http.impl.client.HttpClients;
+import org.apache.http.message.BasicHeader;
+import org.apache.http.protocol.HTTP;
+import org.apache.http.util.EntityUtils;
+import com.taobao.arthas.common.SocketUtils;
+import org.junit.Before;
+import org.junit.Test;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Arrays;
+import java.util.Base64;
+
+
+public class GrpcWebProxyServerTest {
+
+ private int GRPC_WEB_PROXY_PORT;
+ private int GRPC_PORT;
+ private String hostName;
+ private CloseableHttpClient httpClient;
+ @Before
+ public void startServer(){
+ GRPC_WEB_PROXY_PORT = SocketUtils.findAvailableTcpPort();
+ GRPC_PORT = SocketUtils.findAvailableTcpPort();
+ // 启动grpc服务
+ Thread grpcStart = new Thread(() -> {
+ StartGrpcTest startGrpcTest = new StartGrpcTest(GRPC_PORT);
+ startGrpcTest.startGrpcService();
+ });
+ grpcStart.start();
+ // 启动grpc-web-proxy服务
+ Thread grpcWebProxyStart = new Thread(() -> {
+ StartGrpcWebProxyTest startGrpcWebProxyTest = new StartGrpcWebProxyTest(GRPC_WEB_PROXY_PORT,GRPC_PORT);
+ startGrpcWebProxyTest.startGrpcWebProxy();
+ });
+ grpcWebProxyStart.start();
+ try {
+ // waiting for the server to start
+ Thread.sleep(1000);
+ } catch (InterruptedException e) {
+ throw new RuntimeException(e);
+ }
+ hostName = "http://127.0.0.1:" + GRPC_WEB_PROXY_PORT;
+ httpClient = HttpClients.createDefault();
+ }
+
+ @Test
+ public void simpleReqTest() {
+ // 单个response
+ String url = hostName +"/grpc.gateway.testing.EchoService/Echo";
+
+ String requestStr = "hello world!!!";
+ Echo.EchoRequest request = Echo.EchoRequest.newBuilder().setMessage(requestStr).build();
+ System.out.println("request message--->" + requestStr);
+ byte[] requestData = request.toByteArray();
+ requestData = ByteArrayWithLengthExample(requestData);
+ // 编码请求载荷为gRPC-Web格式
+ String encodedPayload = Base64.getEncoder().encodeToString(requestData);
+ try {
+ String result = "";
+ String encoding = "utf-8";
+ HttpPost httpPost = getPost(url, encodedPayload, encoding);
+ //发送请求，并拿到结果（同步阻塞）
+ CloseableHttpResponse response = httpClient.execute(httpPost);
+ //获取返回结果
+ HttpEntity entity = response.getEntity();
+ if (entity != null) {
+ //按指定编码转换结果实体为String类型
+ result = EntityUtils.toString(entity, encoding);
+ }
+ EntityUtils.consume(entity);
+ //释放Http请求链接
+ response.close();
+
+ System.out.println("result-->" + result);
+ System.out.println("after decode...");
+ // gAAAAA9ncnBjLXN0YXR1czowDQo= 是结尾字符
+ int endStartIndex = result.indexOf("gAAAAA");
+ String data = result.substring(0,endStartIndex);
+ String end = result.substring(endStartIndex,result.length());
+ byte[] decodedData = Base64.getDecoder().decode(data);
+ byte[] decodedEnd = Base64.getDecoder().decode(end);
+ // 去掉前5个byte
+ decodedData = RemoveBytesExample(decodedData);
+ decodedEnd = RemoveBytesExample(decodedEnd);
+ Echo.EchoResponse echoResponse = Echo.EchoResponse.parseFrom(decodedData);
+ System.out.println("response message--->" + echoResponse.getMessage());
+ String endStr = new String(decodedEnd);
+ System.out.println(endStr);
+
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
+
+
+ @Test
+ public void streamReqTest() {
+ // stream response
+ String url = hostName + "/grpc.gateway.testing.EchoService/ServerStreamingEcho";
+ String requestStr = "hello world!!!";
+ Echo.ServerStreamingEchoRequest request = Echo.ServerStreamingEchoRequest.newBuilder().setMessage(requestStr)
+ .setMessageCount(5)
+ .build();
+ byte[] requestData = request.toByteArray();
+ requestData = ByteArrayWithLengthExample(requestData);
+ // 编码请求载荷为gRPC-Web格式
+ String encodedPayload = Base64.getEncoder().encodeToString(requestData);
+ try {
+ String encoding = "utf-8";
+ HttpPost httpPost = getPost(url, encodedPayload, encoding);
+ //发送请求
+ CloseableHttpResponse response = httpClient.execute(httpPost);
+ //获取返回结果
+ HttpEntity entity = response.getEntity();
+ if (entity != null) {
+ try (InputStream inputStream = entity.getContent()) {
+ // 在这里使用 inputStream 流式处理响应内容
+ // 例如，逐行读取响应内容
+ byte[] buffer = new byte[1024];
+ int bytesRead;
+ while ((bytesRead = inputStream.read(buffer)) != -1) {
+ // 处理读取的数据
+ String result = new String(buffer, 0, bytesRead);
+ System.out.println("result-->" + result);
+ System.out.println("after decode...");
+ // gAAAAA9ncnBjLXN0YXR1czowDQo= 是结尾字符
+
+ byte[] decodedData = Base64.getDecoder().decode(result);
+ // 去掉前5个byte
+ decodedData = RemoveBytesExample(decodedData);
+ if(result.startsWith("gAAAAA")){
+ String end = new String(decodedData);
+ System.out.println(end);
+ }else {
+ Echo.ServerStreamingEchoResponse echoResponse = Echo.ServerStreamingEchoResponse.parseFrom(decodedData);
+ System.out.println("response message--->" + echoResponse.getMessage());
+ }
+ }
+ }
+ }
+ EntityUtils.consume(entity);
+ //释放Http请求链接
+ response.close();
+
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
+
+ public HttpPost getPost(String url, String param, String encoding) throws IOException {
+ System.out.println("request param(encode)--->" + param);
+ //创建post方式请求对象
+ HttpPost httpPost = new HttpPost (url);
+ //设置请求参数实体
+ StringEntity reqParam = new StringEntity(param,encoding);
+ reqParam.setContentEncoding(new BasicHeader(HTTP.CONTENT_TYPE, "application/grpc-web-text"));
+// 将请求参数放到请求对象中
+ httpPost.setEntity(reqParam);
+ //设置请求报文头信息
+ httpPost.setHeader("Connection","keep-alive");
+ httpPost.setHeader("Accept", "application/grpc-web-text");
+ httpPost.setHeader("Content-type", "application/grpc-web-text");//设置发送表单请求
+ httpPost.setHeader("X-Grpc-Web","1");
+ httpPost.setHeader("X-User-Agent", "grpc-web-javascript/0.1");
+ httpPost.setHeader("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36");
+ return httpPost;
+ }
+
+ public byte[] ByteArrayWithLengthExample(byte[] data){
+ // 添加长度信息,用于编码过程
+ int length = data.length;
+ byte[] newData = {0,0,0,0,(byte) length};
+ byte[] combineArray = new byte[newData.length + data.length];
+ System.arraycopy(newData, 0, combineArray, 0, newData.length);
+ System.arraycopy(data, 0, combineArray, newData.length, data.length);
+ return combineArray;
+ }
+
+ public byte[] RemoveBytesExample(byte[] data){
+ // 去掉长度信息,用于解码过程
+ byte[] result = Arrays.copyOfRange(data, 5, data.length);
+ return result;
+ }
+
+}
diff --git a/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/MessageDeframerTest.java b/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/MessageDeframerTest.java
new file mode 100644
index 0000000000..6388b3fd24
--- /dev/null
+++ b/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/MessageDeframerTest.java
@@ -0,0 +1,33 @@
+package com.taobao.arthas.grpcweb.proxy.server;
+
+import com.taobao.arthas.grpcweb.proxy.MessageDeframer;
+import com.taobao.arthas.grpcweb.proxy.MessageUtils;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.ByteBufInputStream;
+import io.netty.buffer.Unpooled;
+import io.netty.util.CharsetUtil;
+import org.apache.http.entity.StringEntity;
+import org.apache.http.message.BasicHeader;
+import org.apache.http.protocol.HTTP;
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.io.InputStream;
+import java.util.Arrays;
+
+public class MessageDeframerTest {
+
+ @Test
+ public void testProcessInput(){
+ String str = "AAAAAAcKBWhlbGxv";
+ ByteBuf content = Unpooled.copiedBuffer(str, CharsetUtil.UTF_8);
+ InputStream in = new ByteBufInputStream(content);
+ String contentTypeStr = "application/grpc-web-text";
+ MessageUtils.ContentType contentType = MessageUtils.validateContentType(contentTypeStr);
+ MessageDeframer deframer = new MessageDeframer();
+
+ boolean result = deframer.processInput(in, contentType);
+
+ Assert.assertTrue(result);
+ }
+}
diff --git a/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/MessageUtilsTest.java b/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/MessageUtilsTest.java
new file mode 100644
index 0000000000..d7268fd938
--- /dev/null
+++ b/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/MessageUtilsTest.java
@@ -0,0 +1,33 @@
+package com.taobao.arthas.grpcweb.proxy.server;
+
+import com.taobao.arthas.grpcweb.proxy.MessageUtils;
+import org.junit.Assert;
+import org.junit.Test;
+
+public class MessageUtilsTest {
+
+ @Test
+ public void testValidateContentType(){
+ String contentType1 = "application/grpc-web";
+ MessageUtils.ContentType result1 = MessageUtils.validateContentType(contentType1);
+ String contentType2 = "application/grpc-web+proto";
+ MessageUtils.ContentType result2 = MessageUtils.validateContentType(contentType2);
+ String contentType3 = "application/grpc-web-text";
+ MessageUtils.ContentType result3 = MessageUtils.validateContentType(contentType3);
+ String contentType4 = "application/grpc-web-text+proto";
+ MessageUtils.ContentType result4 = MessageUtils.validateContentType(contentType4);
+ MessageUtils.ContentType result5 = MessageUtils.ContentType.GRPC_WEB_BINARY;
+ try {
+ String contentType5 = null;
+ result5 = MessageUtils.validateContentType(contentType5);
+ }catch (IllegalArgumentException e){
+ result5 = null;
+ }
+
+ Assert.assertEquals(result1,MessageUtils.ContentType.GRPC_WEB_BINARY);
+ Assert.assertEquals(result2,MessageUtils.ContentType.GRPC_WEB_BINARY);
+ Assert.assertEquals(result3,MessageUtils.ContentType.GRPC_WEB_TEXT);
+ Assert.assertEquals(result4,MessageUtils.ContentType.GRPC_WEB_TEXT);
+ Assert.assertNull(result5);
+ }
+}
diff --git a/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/StartGrpcTest.java b/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/StartGrpcTest.java
new file mode 100644
index 0000000000..1589a8928d
--- /dev/null
+++ b/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/StartGrpcTest.java
@@ -0,0 +1,32 @@
+package com.taobao.arthas.grpcweb.proxy.server;
+
+import com.taobao.arthas.grpcweb.proxy.server.grpcService.EchoImpl;
+import com.taobao.arthas.grpcweb.proxy.server.grpcService.GreeterService;
+import com.taobao.arthas.grpcweb.proxy.server.grpcService.HelloImpl;
+import io.grpc.BindableService;
+import io.grpc.Server;
+import io.grpc.ServerBuilder;
+
+import java.io.IOException;
+
+public class StartGrpcTest {
+
+ private int GRPC_PORT;
+
+ public StartGrpcTest(int grpcPort){
+ this.GRPC_PORT = grpcPort;
+ }
+
+ public void startGrpcService(){
+ try {
+ Server grpcServer = ServerBuilder.forPort(GRPC_PORT).addService((BindableService) new GreeterService())
+ .addService((BindableService) new HelloImpl()).addService(new EchoImpl()).build();
+ grpcServer.start();
+ System.out.println("started gRPC server on port # " + GRPC_PORT);
+ System.in.read();
+ } catch (IOException e) {
+ System.out.println("fail to start gRPC server");
+ throw new RuntimeException(e);
+ }
+ }
+}
diff --git a/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/StartGrpcWebProxyTest.java b/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/StartGrpcWebProxyTest.java
new file mode 100644
index 0000000000..5f15996404
--- /dev/null
+++ b/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/StartGrpcWebProxyTest.java
@@ -0,0 +1,19 @@
+package com.taobao.arthas.grpcweb.proxy.server;
+
+public class StartGrpcWebProxyTest {
+
+ private int GRPC_WEB_PROXY_PORT;
+
+ private int GRPC_PORT;
+
+
+ public StartGrpcWebProxyTest(int grpcWebPort, int grpcPort){
+ this.GRPC_WEB_PROXY_PORT = grpcWebPort;
+ this.GRPC_PORT = grpcPort;
+ }
+
+ public void startGrpcWebProxy(){
+ GrpcWebProxyServer grpcWebProxyServer = new GrpcWebProxyServer(GRPC_WEB_PROXY_PORT, GRPC_PORT);
+ grpcWebProxyServer.start();
+ }
+}
diff --git a/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/grpcService/EchoImpl.java b/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/grpcService/EchoImpl.java
new file mode 100644
index 0000000000..04202939fc
--- /dev/null
+++ b/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/grpcService/EchoImpl.java
@@ -0,0 +1,81 @@
+package com.taobao.arthas.grpcweb.proxy.server.grpcService;
+
+import grpc.gateway.testing.Echo.*;
+import grpc.gateway.testing.EchoServiceGrpc.EchoServiceImplBase;
+import io.grpc.Metadata;
+import io.grpc.Metadata.Key;
+import io.grpc.Status;
+import io.grpc.stub.StreamObserver;
+
+public class EchoImpl extends EchoServiceImplBase {
+
+ @Override
+ public void echo(EchoRequest request, StreamObserver responseObserver) {
+ String message = request.getMessage();
+ responseObserver.onNext(EchoResponse.newBuilder().setMessage(message).setMessageCount(1).build());
+ responseObserver.onCompleted();
+ }
+
+ @Override
+ public void echoAbort(EchoRequest request, StreamObserver responseObserver) {
+ // TODO Auto-generated method stub
+
+ responseObserver.onNext(EchoResponse.newBuilder().setMessage(request.getMessage()).build());
+ Metadata trailers = new Metadata();
+ Key customKey = Key.of("custom-key", Metadata.ASCII_STRING_MARSHALLER);
+ // 添加自定义元数据
+ trailers.put(customKey, "custom-value");
+ responseObserver.onError(Status.ABORTED.withDescription("error desc").asException(trailers));
+ }
+
+ @Override
+ public void noOp(Empty request, StreamObserver responseObserver) {
+ // TODO Auto-generated method stub
+ super.noOp(request, responseObserver);
+ }
+
+ @Override
+ public void serverStreamingEcho(ServerStreamingEchoRequest request,
+ StreamObserver responseObserver) {
+
+ String message = request.getMessage();
+
+ int messageCount = request.getMessageCount();
+
+ System.err.println(message);
+
+ for (int i = 0; i < messageCount; ++i) {
+ responseObserver.onNext(ServerStreamingEchoResponse.newBuilder().setMessage(message).build());
+ }
+
+ responseObserver.onCompleted();
+
+ }
+
+ @Override
+ public void serverStreamingEchoAbort(ServerStreamingEchoRequest request,
+ StreamObserver responseObserver) {
+ // TODO Auto-generated method stub
+ super.serverStreamingEchoAbort(request, responseObserver);
+ }
+
+ @Override
+ public StreamObserver clientStreamingEcho(
+ StreamObserver responseObserver) {
+ // TODO Auto-generated method stub
+ return super.clientStreamingEcho(responseObserver);
+ }
+
+ @Override
+ public StreamObserver fullDuplexEcho(StreamObserver responseObserver) {
+ // TODO Auto-generated method stub
+ return super.fullDuplexEcho(responseObserver);
+ }
+
+ @Override
+ public StreamObserver halfDuplexEcho(StreamObserver responseObserver) {
+ // TODO Auto-generated method stub
+ return super.halfDuplexEcho(responseObserver);
+ }
+
+}
diff --git a/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/grpcService/GreeterService.java b/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/grpcService/GreeterService.java
new file mode 100644
index 0000000000..461adaf7c1
--- /dev/null
+++ b/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/grpcService/GreeterService.java
@@ -0,0 +1,34 @@
+/*
+ * Copyright 2020 The gRPC Authors
+ *
+ * Licensed 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 com.taobao.arthas.grpcweb.proxy.server.grpcService;
+
+import grpcweb.examples.greeter.GreeterGrpc;
+import grpcweb.examples.greeter.GreeterOuterClass.HelloReply;
+import grpcweb.examples.greeter.GreeterOuterClass.HelloRequest;
+import io.grpc.stub.StreamObserver;
+
+public class GreeterService extends GreeterGrpc.GreeterImplBase {
+ @Override
+ public void sayHello(HelloRequest req, StreamObserver responseObserver) {
+ System.out.println("Greeter Service responding in sayhello() method");
+
+// throw new RuntimeException("xxxxxx");
+ HelloReply reply = HelloReply.newBuilder().setMessage("Hello " + req.getName()).build();
+ responseObserver.onNext(reply);
+ responseObserver.onCompleted();
+ }
+}
diff --git a/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/grpcService/HelloImpl.java b/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/grpcService/HelloImpl.java
new file mode 100644
index 0000000000..c7bc26a915
--- /dev/null
+++ b/arthas-grpc-web-proxy/src/test/java/com/taobao/arthas/grpcweb/proxy/server/grpcService/HelloImpl.java
@@ -0,0 +1,40 @@
+package com.taobao.arthas.grpcweb.proxy.server.grpcService;
+
+import helloworld.GreeterGrpc.GreeterImplBase;
+import helloworld.Helloworld.HelloReply;
+import helloworld.Helloworld.HelloRequest;
+import helloworld.Helloworld.RepeatHelloRequest;
+import io.grpc.stub.StreamObserver;
+
+public class HelloImpl extends GreeterImplBase{
+
+ @Override
+ public void sayHello(HelloRequest request, StreamObserver responseObserver) {
+ // TODO Auto-generated method stub
+// super.sayHello(request, responseObserver);
+
+ System.err.println("sayHello");
+
+// throw new RuntimeException("eeee");
+
+ responseObserver.onNext(HelloReply.newBuilder().setMessage("xxxx").build());
+
+ responseObserver.onCompleted();
+ }
+
+ @Override
+ public void sayRepeatHello(RepeatHelloRequest request, StreamObserver responseObserver) {
+ // TODO Auto-generated method stub
+// super.sayRepeatHello(request, responseObserver);
+
+ System.err.println("sayRepeatHello eeee ");
+
+// throw new RuntimeException("eeee");
+
+ responseObserver.onNext(HelloReply.newBuilder().setMessage("xxxx").build());
+
+ responseObserver.onCompleted();
+ }
+
+
+}
diff --git a/arthas-grpc-web-proxy/src/test/proto/echo.proto b/arthas-grpc-web-proxy/src/test/proto/echo.proto
new file mode 100644
index 0000000000..60171d0f4b
--- /dev/null
+++ b/arthas-grpc-web-proxy/src/test/proto/echo.proto
@@ -0,0 +1,100 @@
+// Copyright 2018 Google LLC
+//
+// Licensed 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
+//
+// https://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.
+
+syntax = "proto3";
+
+package grpc.gateway.testing;
+
+message Empty {}
+
+message EchoRequest {
+ string message = 1;
+}
+
+message EchoResponse {
+ string message = 1;
+ int32 message_count = 2;
+}
+
+// Request type for server side streaming echo.
+message ServerStreamingEchoRequest {
+ // Message string for server streaming request.
+ string message = 1;
+
+ // The total number of messages to be generated before the server
+ // closes the stream; default is 10.
+ int32 message_count = 2;
+
+ // The interval (ms) between two server messages. The server implementation
+ // may enforce some minimum interval (e.g. 100ms) to avoid message overflow.
+ int32 message_interval = 3;
+}
+
+// Response type for server streaming response.
+message ServerStreamingEchoResponse {
+ // Response message.
+ string message = 1;
+}
+
+// Request type for client side streaming echo.
+message ClientStreamingEchoRequest {
+ // A special value "" indicates that there's no further messages.
+ string message = 1;
+}
+
+// Response type for client side streaming echo.
+message ClientStreamingEchoResponse {
+ // Total number of client messages that have been received.
+ int32 message_count = 1;
+}
+
+// A simple echo service.
+service EchoService {
+ // One request followed by one response
+ // The server returns the client message as-is.
+ rpc Echo(EchoRequest) returns (EchoResponse);
+
+ // Sends back abort status.
+ rpc EchoAbort(EchoRequest) returns (EchoResponse) {}
+
+ // One empty request, ZERO processing, followed by one empty response
+ // (minimum effort to do message serialization).
+ rpc NoOp(Empty) returns (Empty);
+
+ // One request followed by a sequence of responses (streamed download).
+ // The server will return the same client message repeatedly.
+ rpc ServerStreamingEcho(ServerStreamingEchoRequest)
+ returns (stream ServerStreamingEchoResponse);
+
+ // One request followed by a sequence of responses (streamed download).
+ // The server abort directly.
+ rpc ServerStreamingEchoAbort(ServerStreamingEchoRequest)
+ returns (stream ServerStreamingEchoResponse) {}
+
+ // A sequence of requests followed by one response (streamed upload).
+ // The server returns the total number of messages as the result.
+ rpc ClientStreamingEcho(stream ClientStreamingEchoRequest)
+ returns (ClientStreamingEchoResponse);
+
+ // A sequence of requests with each message echoed by the server immediately.
+ // The server returns the same client messages in order.
+ // E.g. this is how the speech API works.
+ rpc FullDuplexEcho(stream EchoRequest) returns (stream EchoResponse);
+
+ // A sequence of requests followed by a sequence of responses.
+ // The server buffers all the client messages and then returns the same
+ // client messages one by one after the client half-closes the stream.
+ // This is how an image recognition API may work.
+ rpc HalfDuplexEcho(stream EchoRequest) returns (stream EchoResponse);
+}
diff --git a/arthas-grpc-web-proxy/src/test/proto/greeter.proto b/arthas-grpc-web-proxy/src/test/proto/greeter.proto
new file mode 100644
index 0000000000..b0e9cbcb7b
--- /dev/null
+++ b/arthas-grpc-web-proxy/src/test/proto/greeter.proto
@@ -0,0 +1,45 @@
+// Copyright 2020 The gRPC Authors
+//
+// Licensed 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.
+
+// =======================================
+//
+// DO NOT EDIT
+// this is copy of
+// https://github.com/grpc/grpc-web/blob/master/net/grpc/gateway/
+// examples/helloworld/helloworld.proto
+//
+// TODO: can the original be directly used without making copy here
+// =======================================
+
+syntax = "proto3";
+
+option java_package = "grpcweb.examples.greeter";
+
+package grpcweb.examples.greeter;
+
+// The greeting service definition.
+service Greeter {
+ // Sends a greeting
+ rpc SayHello (HelloRequest) returns (HelloReply) {}
+}
+
+// The request message containing the user's name.
+message HelloRequest {
+ string name = 1;
+}
+
+// The response message containing the greetings
+message HelloReply {
+ string message = 1;
+}
diff --git a/arthas-grpc-web-proxy/src/test/proto/helloworld.proto b/arthas-grpc-web-proxy/src/test/proto/helloworld.proto
new file mode 100644
index 0000000000..3dc2a0435e
--- /dev/null
+++ b/arthas-grpc-web-proxy/src/test/proto/helloworld.proto
@@ -0,0 +1,37 @@
+// Copyright 2018 Google LLC
+//
+// Licensed 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
+//
+// https://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.
+
+syntax = "proto3";
+
+package helloworld;
+
+service Greeter {
+ // unary call
+ rpc SayHello(HelloRequest) returns (HelloReply);
+ // server streaming call
+ rpc SayRepeatHello(RepeatHelloRequest) returns (stream HelloReply);
+}
+
+message HelloRequest {
+ string name = 1;
+}
+
+message RepeatHelloRequest {
+ string name = 1;
+ int32 count = 2;
+}
+
+message HelloReply {
+ string message = 1;
+}
diff --git a/pom.xml b/pom.xml
index 15a6aa87a6..7a4ed0b1ab 100644
--- a/pom.xml
+++ b/pom.xml
@@ -75,6 +75,7 @@
testcase
site
packaging
+ arthas-grpc-web-proxy