Building Node.js applications for Microsoft Azure cloudCatalin Fratila

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September 2014

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Agenda

• Why should you do it?

• Possibilities

• Where to store data?

• Development, Build and Deployment

• Demo

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What is Azure?

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Benefits of Azure – Powerful Capabilities

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data

servicesTable

StorageHDInsightBlob

storageSQL

database

app

services

Media

HPCIntegration Analytics

Caching IdentityService

Bus

Web SitesMobile

Services

Cloud Services

infrastructure

servicesCDN

Virtual Machines

Virtual Network VPN

Traffic Manager

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What is Node.js?• Server-side JavaScript

• Core in C++ on top of V8

• Open Source (MIT license)

• Provide an easy way to build scalable network programs

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Benefits of Node.js• Server-side JavaScript

• Handles thousand of concurrent connections with minimal overhead on a single process

• Asynchronous I/O Framework

• Swiss army knife for network related work

• NPM

• Community

• Good for: real-time communications, custom network services, JSON web services etc.

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How to build a web service in Azure

• Virtual machines

• Cloud Services

• Web Sites

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Virtual machines

• Windows Server and Linux

• Flexible Workload Support

• Built-in Virtual Private Networking, Load Balancing

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For current VM Linux pricing: http://azure.microsoft.com/en-us/pricing/details/virtual-machines/#linux For more information about Virtual Machines: http://msdn.microsoft.com/library/azure/dn197896.aspx

For current VM Windows pricing: http://azure.microsoft.com/en-us/pricing/details/virtual-machines

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Cloud services

• Build infinitely scalable apps and services

• Support multi-tier architectures

• Automated application management

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For current Cloud Services pricing: http://azure.microsoft.com/en-us/pricing/details/cloud-services/

For more information about Cloud Services: http://azure.microsoft.com/en-us/services/cloud-services/

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Web Sites

• Build application using ASP.NET, Java, Python, Node.js or PHP

• Built-in AutoScale and Load Balancing

• Continuous Deployment with Git, TFS, GitHub

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For current Websites pricing: http://azure.microsoft.com/en-us/pricing/details/web-sites/

For more information about Websites: http://azure.microsoft.com/en-us/services/web-sites

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Where to store data?

• Azure Storage

• CDN

• Others

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Storage

• Highly scalable

• Durable & highly available

• Designed for developers

• Global Reach

• Cost effective

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For Storage pricing: http://azure.microsoft.com/en-us/pricing/details/storage/

For more information about Storage: http://azure.microsoft.com/en-us/services/storage/

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Content Delivery Network

• Low latencies

• Massively scalable

• Capacity on demand

• Robust security

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For CDN pricing: http://azure.microsoft.com/en-us/pricing/details/cdn/

For more information about CDN: http://msdn.microsoft.com/library/azure/ee795176.aspx

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Others

• MongoDB

• Azure DocumentDB

• Azure SQL Database

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For more information about MongoDB: http://azure.microsoft.com/en-us/gallery/store/mongodb/mongodb-inc/

For more information about DocumentDB: http://azure.microsoft.com/en-us/documentation/services/documentdb/

For more information about SQL: http://azure.microsoft.com/en-us/documentation/services/sql-database/

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Development, Build and Deployment?

• Support in Visual Studio

• Grunt + Git

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Node.js in Visual Studio• Node.js Tools for Visual Studio

• IntelliSense• Completions

• Signature help

• Debugging

• npm

• Azure Deployment• Web Site using Web Deploy

• Web Site using Git

• Cloud Service – Web Role and Worker Role

• Testing

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Not used with Visual Studio?• Use Git to manage deployments and your own IDE to develop

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Web Sites Git

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Automate

• Grunt – the JavaScript Task Runner

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DEMO

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Azure Web Portal

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Create new Web Site

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New Website

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Manage the Web Site

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Set-up Git local repository

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Setup credentials for the Git repository

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Git deployment overview page

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Write code locally and run it

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Deploy application

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Deploy application

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Deploy application

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Deploy application

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Publish changes

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Publish changes

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Grunt

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npm install grunt-cli

npm install grunt --save-devnpm install <dep-name> --save-dev

npm init

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Grunt

• Package.json

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Grunt

• Gruntfile.js

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Why not introduce CDN?

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Why not introduce CDN?

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What changes?

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What changes?

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What changes?

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Conclusions

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• Azure, Node.js, Git, Grunt – all working together

• Web Sites - easy to use, not too many configurations

• Storage - cheap

• Development, build and deployment

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Resources

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• Azure - http://azure.microsoft.com/en-us/

• Node.js Developer Center - http://azure.microsoft.com/en-us/develop/nodejs/

• Grunt - http://gruntjs.com/

• Node.js - http://nodejs.org/

• Node.js Tools for VS - https://nodejstools.codeplex.com/documentation

• Proof of concept demo - https://onedrive.live.com/redir?resid=FE58AA4F21A81AE9%21105

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Questions?

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