Add NodeBase function concept

sample-functions/NodeBaseFunction/faas_index.js

@@ -0,0 +1,29 @@
+"use strict"
+
+let getStdin = require('get-stdin');
+
+let handler = require('./handler');
+
+getStdin().then(val => {
+
+  let req;
+  if(process.env.json) {
+   req = JSON.parse(val);
+  } else {
+    req = val
+  }
+
+  handler(req, (err, res) => {
+    if(err) {
+      return console.error(err);
+    }
+
+    if(process.env.json) {
+      console.log(JSON.stringify(res));
+    } else {
+      console.log(res);
+    }
+  });
+}).catch(e => {
+  console.error(e.stack);
+});