moved all files to code directory

nodejs/models/hosts.js

@@ -0,0 +1,48 @@
+'use strict';
+
+const {promisify} = require('util');
+const client = require('../redis');
+
+async function getInfo(data){
+	let info = await client.HGETALL('host_' + data.host);
+
+	return info
+}
+
+
+async function listAll(){
+	try{
+		let hosts = await client.SMEMBERS('hosts');
+		return hosts;
+	}catch(error){
+		return new Error(error);
+	}
+}
+
+
+async function add(data){
+	try{
+		await client.SADD('hosts', data.host);
+		await client.HSET('host_' + data.host, 'ip', data.ip);
+		await client.HSET('host_' + data.host, 'updated', (new Date).getTime());
+		await client.HSET('host_' + data.host, 'username', data.username);	
+	} catch (error){
+		
+		return new Error(error);
+
+	}
+}
+
+
+async function remove(data){
+	try{
+		await client.SREM('hosts', data.host);
+		let count = await client.DEL('host_' + data.host);
+		return count;
+	} catch(error) {
+		return new Error(error);
+	}
+}
+
+
+module.exports = {getInfo, listAll, add, remove};