continuous delivery - dealing with zombies @rippleconf14 @porto

Dealing with Zombies

João Cravo - Build Master @ Blip <joao.cravo@blip.pt>

• Zombie Killer

whoami• Zombie Killer

• João Cravo, 25 years old

• Zombie Killer

• João Cravo, 25 years old

• Philosopher

whoami

We are doing

what we do

• Zombie Killer

• João Cravo, 25 years old

• Philosopher• Pipeline Nazi

whoami

• Zombie Killer

• João Cravo, 25 years old

• Philosopher• Pipeline Nazi

• Build Master

whoami

“Our highest priority is to satisfy the customer through early and continuous delivery of valuable software.”

Principles behind the Agile Manifesto

About Continuous Delivery…

“If it hurts, do it more often.”wisdom of the internet

“Just ship, baby.”Kent Beck

About Continuous Delivery…

Version Control

Build&

Unit Tests

Automated acceptance

tests

Release to Production…

A bit of history…

Before – August 1st, 2012• 3 Products• 1 Pipeline• Around 500 tests• One release every fortnight• Release branches• 40 People focused on the same project

Before – August 1st, 2012• 3 Products• 1 Pipeline• Around 500 tests• One release every fortnight• Release branches• 40 People focused on the same project

Doing Agile… and Continuous Delivery…

"How long would it take your organization to deploy a

change that involves just one single line of code? Do you

do this on a repeatable, reliable basis?Implementing Lean Software Development

Measuring Continuous Delivery

Before – August, 2012• 3 Products• 1 Pipeline• Around 500 tests

• One release every fortnight• Release branches• 40 People focused on the same project

Doing Agile… and Continuous Delivery…

Hashbang Team Meeting March 2013

Hashbang Team Meeting March 2013One year goals:

Everyone can do releases Automate everything

Hashbang Team Meeting March 2013One year goals:

Everyone can do releases Automate everything

Drinking a beer all the time because we automated all the things!

Hashbang Team Meeting March 2013One year goals:

Everyone can do releases

Automate everything ?!?!

Drinking a beer all the time because we automated all the things!

Today• 25 Products • 25 Pipeline• “Over 9000” tests in parallel • Multi releases every week• Master branch • 170 people working in different projects

Today• 25 Products • 25 Pipeline• “Over 9000” tests in parallel• Multi releases every week• Master branch• 170 people working in different projects

• Reaching CD - 50 min to release to production

… ZOMBIES …

Human eater

Decomposing skin

Frail Legs

Very bad smell

No reasonNo reflexionNo humanity

Weapon: they catch you

What do zombies have to do with Continuous Delivery?

Human eater

Decomposing skin

Frail Legs

Very bad smell

No reasonNo reflexionNo humanity

Weapon: they catch you

CD

Human eater

Decomposing skin

Frail Legs

Very bad smell

No reasonNo reflexionNo humanity

Weapon: they catch you

CDHuman time eater

Human eater

Decomposing skin

Frail Legs

Very bad smell

No reasonNo reflexionNo humanity

Weapon: they catch you

CDHuman time eater

Frail code Frail process

Human eater

Decomposing skin

Frail Legs

Very bad smell

No reasonNo reflexionNo humanity

Weapon: they catch you

CDHuman time eater

Frail code Frail process

Human eater

Decomposing skin

Frail Legs

Very bad smell

No reasonNo reflexionNo humanity

Weapon: copy & paste

CDHuman time eater

Frail code Frail process

Human eater

Tends to get worst

Frail Legs

Very bad smell

No reasonNo reflexionNo humanity

Weapon: copy & paste

CDHuman time eater

Frail code Frail process

Human time eater

Tends to get worst

Frail code Frail process

Very bad smell

No reasonNo reflexionNo humanity

Weapon: copy & paste

CD

1st Zombie

The Sprint (Real) Goal

1st Zombie

The Sprint (Real) Goal

We make money by delivering quality software to customers! So I think that is exactly what we should all be focused on.

James Betteley's Devops Ramblings

2nd Zombie

The Super Hiper Mega Repetitive Manual Step

You

You

2nd Zombie The Super Hyper Mega Repetitive Manual Step

Automate it!

2nd Zombie The Super Hyper Mega Repetitive Manual Step

Automate it!

Share it!

3rd Zombie

It (doesn’t) works on my computer

3rd Zombie It (doesn’t) works on my computer

Do it again.

3rd Zombie It (doesn’t) works on my computer

Do it again. Ask help to people next to you.

3rd Zombie It (doesn’t) works on my computer

Do it again. Ask help to people next to you.

Do it again.

3rd Zombie It (doesn’t) works on my computer

Do it again. Ask help to people next to you.

Do it again.Get up from your chair.

4th Zombie

That feature that is missing in that tool

4th Zombie

That feature that is missing in that tool

Start using the latest version now!

4th Zombie

That feature that is missing in that tool

5th Zombie

Jobs Definitions

5th Zombie Jobs Definitions

• Frontend developerMy role is to do some HTML and JS

• ManagerI do programming in excel and email

• BackendI work on Java. I’m not a designer

• OperationsThe problem is on the code. I just deploy it!

5th Zombie Jobs Definitions

Don’t be a definition Don’t label others by his/her roleLearnShare

GET THE THINGS DONE

6th Zombie

My favorite pattern: Copy and paste

6th Zombie

My favorite pattern: Copy and paste

copy and paste bad example

http://programmers.stackexchange.com/questions/87696/is-copy-paste-programming-bad

http://programmers.stackexchange.com/questions/87696/is-copy-paste-programming-bad

6th Zombie

My favorite pattern: Copy and paste

Like the alcohol, use it with moderation

Recap…

What should you do when you see a Zombie?

What should you do when you see a Zombie?

KILL IT!

What should you do when you see a Zombie?

KILL IT!When?

What should you do when you see a Zombie?

KILL IT!When?

AS EARLY AS POSSIBLE!

What should you do when you see a Zombie?

KILL IT!When?

AS EARLY AS POSSIBLE!Who?

What should you do when you see a Zombie?

KILL IT!When?

AS EARLY AS POSSIBLE!Who?

YOURSELF!