Solve the Cross-Cloud Conundrum with jclouds

Solve the Cross-
Cloud Conundrum
with jclouds
Austin Java Users Group
March 26, 2013 at 7:00 pm
Everett Toews You need:
Developer Advocate JDK 1.6+
@everett_toews Ant 1.8+ || Ivy 2+
Rackspace and/or
HP cloud accounts

Intro

Developer

RACKSPACE® HOSTING | WWW.RACKSPACE.COM
2

Committer on jclouds

3

Intro

Advocate

4

Intro

5

Intro

Operations

6

Co-author of The OpenStack Operation Guide

7

Intro

In startup we
are not allow
dev team for
talk to ops team
except by API.
@DevOps_Borat

8

Agenda

9

The Workshop
•Introduction
•jclouds Overview
•Cloud Accounts
•Installation
•Compute Example
•Next Steps
•Wrap Up
10

Introduction to Rackspace
and the cloud

11

Rackspace

12

The Cloud

Infrastructure
with an API

13

The Cloud

VM
VM
VM
Your S A
System D P Cloud
K I

User
System

14

The Cloud

Cloud VM
VM
VM
A VM
P
I S Your
D System
K
User
System

15

Introduction to jclouds

16

jclouds
• Cross-cloud toolkit
• Open Source (Apache v2)
• Community
• Portable APIs
• Ecosystem Specific APIs
• Provider Specific APIs
• Java

17

jclouds Providers
•ComputeService •BlobStore
• Rackspace Cloud • Rackspace Cloud
Servers Files
• HP Cloud Compute • HP Cloud Storage
• AWS EC2 • AWS S3
• GCE (soon) • GCS (soon)
• ElasticHosts • Azure
• GoGrid • CloudOne
• All Providers • All Providers

18

jclouds Community

19

jclouds Layers (APIs)
•ComputeService •BlobStore
• Rackspace • Rackspace
• OpenStack • OpenStack
• HP, AWS, GCE, etc. • HP, AWS, GCS, etc.
•NovaApi (*Api) •SwiftApi
• Rackspace • Rackspace
• OpenStack • OpenStack
• HP • HP
•CloudFilesClient
• Rackspace
20

jclouds Community

After 3 beer I
can able use
any of cloud
API.
@DevOps_Borat

21

What Can jclouds
Do For You Today?

22

SDKs

Plumbing

23

SDKs

(RE)Authentication

24

SDKs

Pagination

25

SDKs

State Polling

26

SDKs

Rate Limiting

27

SDKs

Retry

28

SDKs

Smoothing
Rough Edges

29

SDKs

Open Source

30

SDKs

In devops
nobody is get
fire for buy
open source.
@DevOps_Borat

31

SDKs

Community

32

SDKs

Support

33

SDKs

Packaged

34

SDKs

All-in-one

35

SDKs

No lock-in

36

SDKs

37

SDKs

38

SDKs

Battle Tested Code

39

SDKs

Sample Code

40

SDKs

Documentation

41

SDKs

Survey is show
junior devops
are still believe
in Tooth Fairy,
Santa Claus and
documentation. @DevOps_Borat

42

Cloud Accounts

43

Rackspace j.mp/jcldsajug
•BYOB?

•rackspace.com/cloud/public/
•mycloud.rackspace.com
•Note: Username, Password

44

HP j.mp/jcldsajug
•hpcloud.com/sign_up
•console.hpcloud.com/compute
•Activate AZ1 and AZ2
•Top right > View API Keys
•Note: Tenant Name, Username, Password

45

Terminology

46

Terminology j.mp/jcldsajug
jclouds Rackspace/OpenStack
Compute Cloud Servers/Nova
Node Server
Location Region
Hardware Flavor
NodeMetadata Server details
User Metadata Metadata
BlobStore Cloud Files/Swift
Blob File/Object
47

Installation

48

Ant j.mp/jcldsajug
•mkdir jclouds-workshop
•cd jclouds-workshop
•Create build.xml
• gist.github.com/everett-toews/3861545
•ant

49

Ivy j.mp/jcldsajug
•mkdir jclouds-workshop
•cd jclouds-workshop
•mkdir lib
•gist.github.com/everett-toews/5242573

50

Compute Example

51

JCloudsWorkshop.java j.mp/jcldsajug
•Logging
• Create logback.xml
• Full logback.xml example

•Imports and Class definition
• Create JCloudsWorkshop.java
• javac -cp ".:lib/*" JCloudsWorkshop.java
• Note: Guice, Guava
52

•main() and skeleton

•init()
• Note: Authentication

53

•createNodes()

•configureAndStartWebservers()
• Note: Patterns

54


Number of cloud
instance launch by
ops team is direct
proportional with
LOC write by dev
team.
@DevOps_Borat

55

•waitForSsh()

•detectExtensions()

56

•printResults()

•close()

57

•Run!
• java -cp ".:lib/*" JCloudsWorkshop

58


Hello World in
cloud is involve
1 load balancer,
3 web server and
2 database server.
@DevOps_Borat

59

Other Topics j.mp/jcldsajug
•ServerApi/ServerAsyncApi
•Concurrency
•CLI
•Jenkins
•jclouds-chef
•Pallet
•Whirr

60

Next Steps

61

Next Steps j.mp/jcldsajug
•Load Balancing
•More examples (BlobStore too)
•Modify the examples
•jclouds doc and Javadoc
•Other installation methods
•Join jclouds or jclouds-dev
•jclouds and OpenStack
•Contributing OpenStack Support to
jclouds
62

Thank You
And don’t forget to terminate your VMs

developer.rackspace.com
sdk-support@rackspace.com

Everett Toews
Developer Advocate
@everett_toews

Solve the Cross-Cloud Conundrum with jclouds

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