11-00-Best Practices For CouchDB Developers On Windows Azure

 

Best Practices for CouchDB Developers on Windows Azure Brian Benz, Sr. Technical Evangelist Microsoft Open Technologies, Inc.  [email protected]  bbenz@Microso ft.com

 

Agenda •

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App Demo Windows Azure CouchDB Windows Azure Virtual Machines Windows Azure Web Sites ptions for wor!ing wor !ing with Azure VMs and Web Sites

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"nder the hood of the app# $ode%&s  –

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'runt

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Demo Conference Scheduling Conference App

Windows Azure* Virtual Machines* Web Sites*

CouchDB* node%&s* grunt

 

Demo +in! http#,,a-&amepi-conf-couchdb-twitter%azurewebsites%net,. home,schedule

https#,,github%com,a/emclion,conference

 

Conference Scheduler •

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Attendees can trac! sessions* vote sessions up and down 0ine Capabilities  –

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1nde/edDB

CouchDB VM for Data Storage Web site hosting the application  –

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$ode%&s 'runt

 

Demo Architecture WAWS Windows Azure Virtual Machine Node.js app: •

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Store and 2etrieve Schedule 3ilter b4 criteria Store in CouchDB

CORS-SERV

CouchDB

Browser app $ode%&s 'runt

 

Windows Azure in 56 Seconds A brief high-level overview for those who are new to Windows Azure

 

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Virtualizatio n Servers Storage $etwor!ing

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Middleware ,S Virtualizatio n Servers Storage $etwor!ing

M  a n  a  g  e  d   b   4 v  e n  d   o r 

 

Azure## What 1t 1s Windows Azure Win·dows·Az·ure :win-dohz-azher; Noun: A comprehensive set of services that enable 4ou to <uic!l4 build* deplo4 and manage applications across a global networ! of Microsoft-managed Microsof t-managed datacenters% ==%=>? Monthl4 Monthl 4 S+A S+ A datacenters% Pa4 onl4 onl4 for  for what 4ou use

 

Azure## What 1t 1s Windows Azure  

3le/ible  

pen  

Solid

 

Azure## What 1t 1s Windows Azure

'lobal 3ootprint

 

Azure## What 1t 1s Windows Azure

Virtual Machines

Cloud Services

Web Sites

 

Azure## What 1t 1s Windows Azure

Flexible

 

Azure## What 1t 1s Windows Azure

@ost

1aaS

Build

Consu me

Paa

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'etting Started Sign up for a free trial

http#,,www%windowsazure%com,en-us,pricing,free-trial,  

+earn about the latest features

http#,, http#,,channel=%msdn%com, channel=%msdn%com,vents,Win vents,WindowsAzur dowsAzureConf,6,76 eConf,6,76  

 

+ CouchDB on Windows Azure provides all the beneEts customers have come to e/pect from cloud computing# elasticit4* on-demand capacit4* faster time to mar!et* and p pa4-for a4-for-what-4ou-use pricing% •

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CouchDB oFers built-in support for horizontal scaling Windows Azure oFers built-in support for responsive auto-scaling

 

Clusters# @igh Availabilit4  7ourr  7ou Application

Cluster Driver Primar4 Secondar 4 Secondar 4 Clustered nodes hosted on Windows Azure wor!er roles or virtual machines

 

Virtual Ma!ines Deplo4ing CouchDB on Windows Windo ws Azure virtual machines

 

Windows Azure Virtual Machines "buntu %6H CentS 5% penS"S % S"S +inu/ nterprise Server SP Windows Server 66G 2 Windows Server 6

 

Virtual Machine Sizes VM Size

CP" Cores

/tra Small

Shared J5G MB

Small

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%J> 'B 66

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Bandwidth . Data 8Mbps9 Dis!s >

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ach Persistent Persistent Data Dis! Can be up to  IB

 

Deplo4ing to Virtual Machines  –

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Compared to wor!er role 8PaaS9* VM-based clusters oFer more control* control* as well as more responsibility  Create new Virtual Machine L Windows 6 Start or install a Browser Download CouchDB 2un the 1nstaller and +aunch Start 3uton to verif4 install Also available# 1nstall Scripts Windows Azure 66G 1mages# •

http #,,ossonazure%interoperabi #,,ossonazur e%interoperabilit4bridges%com,a lit4bridges%com,articles,couchdb rticles,couchdb

-installer-for-windows-azure  

VM Depot http#,,vmdepot%msopentech%com Call to ation: Developers can use VM Depot to reach new audiences

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Windows Azure Developer Center •

pen-source SDs for popular programming languages* to get 4ou up and running <uic!l4

CouchDB drivers#

%$I driver $ode%&s driver  Nava  Na va dr drive iverr P@P driver

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Choice of popular 1Ds such as Visual Studio

P4thon driver

and clipse

page

Driver download

Consistent 2SI protocols and AP1s across Windows Azure services

http#,,www%windowsazure%com,en-us,develop,over

view,

 

Command +ine S4nta/ verview prompt>

azure

topic

verb

account account location account affinity-

download import list

group vm vm disk vm endpoint vm image service service cert site config

show delete start restart shutdown capture create attach detach browse set

options

username  password  dns-prefix vm-name lb-port target-imagename source-path disk-image-name size-in-gb thumbprint value -v -vv

 

/ample# Provisioning a Cluster azure vm create couchsd "OpenLogic__OpenLogic-CentOS-!"OpenLogic__OpenLogic-CentOS-!!#!$%#-en-us-%&'(vhd" username password   -l ")est *S" -e  -l azure vm create couchsd "OpenLogic__OpenLogic-CentOS-!"OpenLogic__OpenLogic-CentOS-!!#!$%#-en-us-%&'(vhd" username password   -l ")est *S" -e  -l !% -c "OpenLogic__OpenLogic-CentOS-!azure vm create couchsd "OpenLogic__OpenLogic-CentOS-!!#!$%#-en-us-%&'(vhd" username password   -l ")est *S" -e  -l !+ -c a,ure vm endpoint create couchsd !# !# a,ure vm endpoint create couchsd-! !#. !#. a,ure vm endpoint create couchsd-% !#/ !#/

 

VM Mana"e#ent and Auto#ation Active Director4 'roup Polic4 Windows 2emote Management 8Win2M9 SCM 6 Support for Managing Virtual Machines 3ull 2SI AP1 for Programmatic Automation and Management Windows Azure PowerShell Cmdlets Cross Platform Scripting 8+inu/* Mac and Windows9 Windows Azure Monitoring Service 8n 2oadmap9

 

Sriptin" Capa$ilities Automation Support • •

Windows Azure PowerShell Cmdlets Cross Platform Scripting Built on node%&s

Capabilities • • • • • •

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Provisioning* 2emoval 2eboot* Start 1mport VMand settings for /port Windows +inu/ VMs Supportand Provision sion for Windows Domain Noin at Provi 3ull4 Customize VM with Data Dis!s and ndpoint ConEguration

Automate Virtual $etwor! Settings

 

%aaS and SaaS Deplo4ing CouchDB as Cloud Services and Software-As-A-Service

 

Deplo4ing CouchDB as a Cloud Service  –

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Windows Azure cloud services run on a full4 automated* highl4 scalable cloud platform ngoing management of the S and infrastructure is handled b4 Windows Azure 1nEnitel4 scalable* on demand App and CouchDB in same cloud service provides securit4 PaaS approach is the easiest way to deploy CouchDB on Windows Azure 3or <uic! and simple deplo4ment* use the CouchDB on Azure Wor!er 2ole 1nstall# http#,,ossonazure%interoperabilit4bridges%com, http#,,ossonazure%interope rabilit4bridges%com,ar ar

ticles,couchdb-installer-for-windows-azure.hSec

 

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3ounded Ma4 66G Database-as-a-service 8DBaaS9  –

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Managed* hosted for! of CouchDB 1ncremental Map2educe engine @orizontal scaling ) built-in +ucene search

G Cloudants are committers to Apache CouchDB K*666O users

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Cloudants Commitment to Apache CouchDB •

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>? of Apache CouchDB pro&ect committers wor! at Cloudant Apache CouchDB roadmap  –

&i"Cou!# @orizontal scaling &i"Cou!# framewor! based on Amazon D4namo paper folding into the ne/t Apache release 'au(ton## 3uton replacement 'au(ton modular CouchDB Web dashboard live NS$ editor with •

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 NavaScript hinting

KH

 

@4brid Approaches Combining hosted services* cloud applications* and onpremises applications

 

 7our our App  7

 7our our Data  7

)aaS Virtual Machines

)aaS Virtual Machines

%aaS Cloud Services

%aaS Cloud Services

%aaS Web Sites

SaaS 'it Deplo4ments

ther sites* local apps* etc%

Self-hosted

 

Which approach is best for Deplo4m ent Comple/i t4

 youQ  you Q perational 2esponsibili 3le/ibilit t4 4

S

Securit 4

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Some

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Custom

Built-in

 

We$ Sites Deplo4ing Web Sites on Windows

 

Windows Azure  7  7our our Datacenter

Virtual Machines

Cloud Services

Web Sites

Applications

Applications

Applications

Applications

Data

Data

Data

Data

3irewall

3irewall 2ules

3irewall 2ules

$etwor!

Virtual $etwor!

Virtual $etwor!

,S

,S

Virtualization @ardware

3ocus on the Application

 

Windows Azure Web  Sites powerful web sites in seconds

start simple

code smart

go live

start free* scale up and out as 4ou go* friction-free and without the headaches

with classic asp* asp%net* php or node%&s* develop on Windows* SR or +inu/

deplo4 live in seconds* easil4 monitor performance* performance* rapidl4 diagnose and E/ issues

 

shared web sites

reserved

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shared S*ARE )NS,ANCES

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Supported Web 3ramewor!s

Bring 4our own runtime

 

Supported Publishing Methods

',%:

,'S

WE&E% O/ 

 

  s   r   e   n    t   r   a   p

 

Windows Azure Web Sites

start simple

code smart

go live

 

Start Simple 'et started with 01 2ree web sites Create new sites in seconds asil4 manage and scale 4our sites Automatic load balancing and shared storage across instances Scale out or up to reservedand instances for improved performance scale

 

Code Smart "se ASP%$I* ASP* P@P* $ode%&s or Custom S(+ Azure or M4S(+ databases Start with open source apps Develop with VS and WebMatri/ Supports an4 Web development tool on an4 platform 8Windows* SR* +inu/9

 

'o +ive 2apid deplo4ment for <uic! iteration 1ntegrated source control with Ieam 3oundation Server 8I3S9 and 'it Built-in monitoring of perf and usage data (uic! access to re<uest logs* failed re<uests diagnostics and diagnostics

 

Node.js and 3runt Deplo4ing Web Sites on Windows Azure Web Sites

 

What is $ode%&sQ •

A NavaScript runtime environment Server-side NavaScript Server-side Compiled for speed Command line  NavaScript AP1 for networ! and Ele s4stem access acc ess

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Designed for high concurr concurrenc4 enc4  –

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vents* not threads or processes

$ever bloc!s* not even for 1, "ses CommonNS framewor! s4nta/  –

Close to real 

 

W!4 5se Node.js 6 •

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 NavaScript on server-side server-side and client-side vent loop with a stac!  –

 –

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$ode%NS serves re<uests re<uests in an event loop +arge number of simultaneous re<uests%

Avoids Conte/t Switching  –

Waiting for 1, or S4nchronization operation to complete%

•

$ode attaches NS callbac!s to 1, re<uests  Ihe Tevent drivenU drivenU part When the original 1 is completed* a callbac!

 –

 –

to the server completes the re<ues re<uest% t%

 

Speed4 1, With vents Threads

Events

Threads lock apps / threads

One thread

Listens fo for in incoming rre equests

Process from q qu ueue

Multiple threads dependent on multiple processes

State saved for each event

Depends on context switching

ot dependent on !/O or S"nchroni#ation

 

$ode%&s with 'runt •

$ode%&s - Scalable* vent-Driven @IIP server  NavaScript and simple AP1

 –

•

'runt on $ode%&s  –

Deplo4mentt and Ias! Managemen Deplo4men Managementt

 

Application Scenarios We$ Sites

Cloud Ser7ies

Virtual Ma!ines

Modern web apps

Multi-tier applications

nterprise server applications

Perfect 4our app consists ofside client side mar!upifand scripting* server scripting and a database% Powerful capabilit4 to scale out and up as needed%

Cloud-based applications that tiers separate application logic into multiple 8i%e% caching middle tier* as4nchronous bac!ground processes li!e order processing9 using both Web and Wor!er 2oles

2un 4our e/isting applications the cloud* such asenterprise S(+ Server* SharePointin Server or Active Director4% Director4%

Continuous development

Apps that re<uire advanced administration

Porting e/isting line of business apps

Cloud-based applications that re<uire admin access* remote des!top access or elevated permissions

Choose an image from the librar4 or upload 4our own V@D%

Apps that re<uire advanced networ!ing

Windows or +inu/ operating s4stem

Cloud-based applications that re<uire networ! isolation for use with Windows Azure Connect or Windows Azure Virtual $etwor!

Support for Windows Server* along with communit4 and commercial versions of +inu/% Connect virtual machines with cloud services to ta!e full advantage of PaaS services%

Deplo4 directl4 from 4our source code repositor4* using 'it or Ieam 3oundation Service%

Popular open source apps +aunch a professional loo!ing site with a few clic!s using apps li!e WordPress*  Noomla  Noo mla* * Dru Drupal pal** Dot$ Dot$et$ et$u! u!e e and and "mbraco

 

ther 2esources •

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Microsoft pen Iechnologies Blog# http#,,blogs%msdn%com,b,interoperabilit4 VM Depot# http#,,vmdepot%msopentech%com Windows Azure development# www%WindowsAzure%com   www%WindowsAzure%com SDs and Command +ine Iools# http#,,www%windowsazure%com,en-us,downloads, Windows Azure Iraining it# http#,,windowsazure-training!it%github%com, #,,windowsazure-training!it%github%com,   http Microsoft Web Platform 1nstaller# http#,,www%microsoft%com,web,downloads,platform%asp/ Web Matri/ http#,,www%microsoft%com,web,webmatri/, Pro&ect udu https#,,github%com,pro&ect https#,,github%com,pro&ect!udu, !udu,!udu !udu  Ihe application 1 showed toda4 https#,,github%com,a https#,,github%com,a/em /emclion,confere clion,conference nce

 

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