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FROM QA TO DEV”QA”OPS !
Yahya Poonawala @meetykp
hem.com
Siddharth Kulkarni @sid_thinketh
ThoughtWorks
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THE INFRASTRUCTURE
is
CODE
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WITHOUT IAC
(GAMING COMPANY)
WITH IAC
(AMAZON)
▪ 40 People Involved
▪ Once A Month Deployment
▪ 2 Hours Downtime
▪ Deployment To 60 Servers
▪ Everything Manual
▪ Single Person Can Deploy
▪ Deployment every 11.6 secs
▪ No Downtime
▪ Deployment to 30k servers
▪ Everything automated
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UNTINTED PHOTO
Use with care.
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IN A NUTSHELL…
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➢ Faster time to market
➢ Increased organizational agility
➢ Higher quality
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WHY DO WE NEED TO TEST OUR INFRASTRUCTURE?
➢ High confidence in changes
➢ Quick and immediate feedback
➢ Shorter release cycle for applications
➢ Maintain sanity of the infrastructure
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WHAT DO WE NEED TO
TEST??
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CASE STUDY
REQUIREMENTS
➢ Customer is able to visit the site and browse the products
available.
➢ The website should be available 24*7 and should be able to
sustain high traffic.
➢ Products should not be accessible before the launch date.
➢ We want to launch new features on a regular basis.
➢ The administrators should have detailed knowledge of the health
of the system and issues should be resolvable quickly.
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THINK ABOUT THESE DOMAINS!!
SERVERS AND SERVICES
NETWORK CONNECTIONS
DATABASE SETUP
DEPLOYMENT STRATEGY
HYBRID INFRASTRUCTURE
USER MANAGEMENT
LOGGING AND MONITORING SETUP
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UNIT TESTS
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INTEGRATION TESTS
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ACCEPTANCE TESTS
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2
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IDEAL TEST PYRAMID
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COURTESY : ANAND BAGMAR
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WHAT DOES MY INFRA TESTING
PYRAMID LOOK LIKE??
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UNIT TESTS
INTEGRATION TESTS
ACCEPTANCE
TESTS
MANUAL TESTING
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WHAT DO WE WANT IT
TO LOOK LIKE??
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REFERENCES
Test-Driven Infrastructure with Chef :
http://shop.oreilly.com/product/0636920030973.do
Infrastructure as Code : (To be released Soon)
http://shop.oreilly.com/product/0636920039297.do
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