Adding example nodejs with oracledb application

Author: katturajam

example/Dockerfile

@@ -0,0 +1,16 @@
+FROM katturaja/docker-node-oracle-base:8.12.0-slim
+
+# Create app base directory
+RUN mkdir -p /src
+
+# Specify the "working directory" for the rest of the Dockerfile
+WORKDIR /src
+
+COPY . /src
+
+# clean
+RUN npm cache clean -f \
+&& npm install --only=prod
+
+EXPOSE 3000
+CMD ["node", "server.js"]

example/index.js

@@ -0,0 +1,46 @@
+var oracledb = require('oracledb');
+var Hapi = require("hapi");
+var Joi = require("joi");
+
+oracledb.getConnection(
+  {
+    user          : "<Username>",
+    password      : "<Password>",
+    connectString : "<Oracle DB Connection String>"
+  },
+  function(err, connection) {
+    if (err) {
+      console.error(err.message);
+      return;
+      }
+    console.log("Oracle DB Connection Established successfully");
+	doRelease(connection);
+  });
+
+function doRelease(connection) {
+  connection.close(
+    function(err) {
+      if (err)
+        console.error(err.message);
+    });
+}
+
+const server = new Hapi.Server();
+
+server.connection({"port": 3000 });
+
+server.route({
+  method: "GET",
+  path: "/",
+  handler: (request, response) => {
+      response("Hello World");
+  }
+});
+
+
+server.start(error => {
+    if(error) {
+        throw error;
+    }
+    console.log("Listening at " + server.info.uri);
+});

example/package.json

@@ -0,0 +1,16 @@
+{
+  "name": "demoapp",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "hapi": "^16.6.3",
+    "joi": "^14.0.0",
+    "oracledb": "2.3.0"
+  }
+}