Adds nodejs echo_server benchmark program.

Makefile.am

@@ -27,6 +27,7 @@ EXTRA_PROGRAMS += commands
 if HAVE_CXX20
 EXTRA_PROGRAMS += echo_server
 EXTRA_PROGRAMS += echo_server_direct
+EXTRA_PROGRAMS += echo_server_over_redis
 EXTRA_PROGRAMS += chat_room
 EXTRA_PROGRAMS += echo_server_client
 endif
@@ -47,9 +48,10 @@ adapter_SOURCES = $(top_srcdir)/examples/adapter.cpp
 if HAVE_CXX20
 test_high_level_SOURCES = $(top_srcdir)/tests/high_level.cpp
 echo_server_SOURCES = $(top_srcdir)/examples/echo_server.cpp
+echo_server_over_redis_SOURCES = $(top_srcdir)/benchmarks/echo_server_over_redis.cpp
 echo_server_direct_SOURCES = $(top_srcdir)/tools/echo_server_direct.cpp
 chat_room_SOURCES = $(top_srcdir)/examples/chat_room.cpp
-echo_server_client_SOURCES = $(top_srcdir)/tools/echo_server_client.cpp
+echo_server_client_SOURCES = $(top_srcdir)/benchmarks/echo_server_client.cpp
 endif
 
 nobase_include_HEADERS =\

benchmarks/echo_server_direct.js

@@ -0,0 +1,7 @@
+var net = require('net');
+
+net.createServer(function(socket){
+    socket.on('data', function(data){
+        socket.write(data.toString())
+    });
+}).listen(55555);

benchmarks/echo_server_over_redis.js

@@ -0,0 +1,13 @@
+import { createClient } from 'redis';
+import * as net from 'net';
+
+const client = createClient();
+client.on('error', (err) => console.log('Redis Client Error', err));
+await client.connect();
+
+net.createServer(function(socket){
+   socket.on('data', async function(data) {
+      const value = await client.ping(data.toString());
+      socket.write(data)
+   });
+}).listen(55555);