add hash/kvs-client

kvs-client/js-kvstore.js

@@ -0,0 +1,26 @@
+
+
+const net = require('net');
+
+const client = net.createConnection({ port: 2000, host: '192.168.243.131' }, () => {
+  console.log('connect kvstore');
+
+  client.write('GET Teacher');
+});
+
+client.on('data', (data) => {
+  console.log(`recv：${data.toString()}`);
+
+  client.end();
+});
+
+client.on('error', (err) => {
+  console.error('connect failed：', err);
+});
+
+client.on('close', () => {
+  console.log('close connection');
+});
+
+
+