Virtualization

ADVANCES IN TESTINGAhmed Shabib

@iamshabib

VIRTUALIZATION OF TEST ENVIRONMENTS

WHAT IS VIRTUALIZATION

WHAT IS VIRTUALIZATIONCreating virtual version of something including but not

limited to a virtual computer hardware platform, operating system (OS), storage device, or computer

network resources.

(Wikipedia)

Virtual(Machine(

1(

Hypervisor(

Opera6ng(System(

Hardware(Resources(

Virtual(Machine(

2(

Virtual(Machine(

3(….(

VIRTUALIZATION STACK

Virtual(Machine(

1(

Hypervisor(

Hardware(Resource(

Virtual(Machine(

2( …(

WHY

WHY• Software needs to be tested under different

platforms and configurations.

• Setting up of test environments are cumbersome

• Cost Effective

–Some Random Developer

“Build early and build often.(BEBO)”

POPULAR TOOLS

POPULAR VIRTUALIZATION TOOLS• VmWare

• Oracle VirtualBox

• KVM

• XEN

• ……

SOME CONFUSING TERMS

LINUX CONTAINERS(LXC) VS

HYPERVISORS VS

BARE METAL

VAGRANT

WHAT IS VAGRANTAllows you to create portable test and development environment

WHY VAGRANT• Easy to use

• Easy to deploy

• Support for shell/chef/puppet and many more provisioner codes

• Support for AWS, OpenStack, Ganeti, Azure …… via plugins

• I like it :)

VAGRANT COMMANDSvagrant  init  -­‐  Initialises  the  environment  

vagrant  up  -­‐  Boots  up  the  machine  

vagrant  ssh  -­‐  Connect  to  machine  

vagrant  destroy  -­‐  Delete  the  machine

DEMO

QUESTIONS ?

–Ahmed shabib

Thank You