I tried to Dockerize my app but I had to PaaS

“The incredible case of the man who knew nothing”

Jorge Morales, @UnPOUcoDe, github.com/jorgemoralespou

Based on a True Story

DISCLAIMER!!!

Everything you’re going to hear from now on is based on my experience as:

“The incredible case of the man who knew nothing”

While I did things my way, there might be easier ways but Google didn’t showed them to me.

http://mugs.mugbug.co.uk/

https://tstoaddicts.files.wordpress.com

https://blog.travis-ci.com

docker run -it jboss/wildfly

Where’s my app?

● Build my app locally● Create a docker image that extends

jboss/wildfly and includes my app● Start my new image (exporting ports)

Where’s my data?

1. Select an image2. Learn how to use it3. Try it4. See if it works for you, or got back to 1

myapp-on-wildfly mydbschema-on-postgres

myapp-on-wildfly mydbschema-on-postgres

?

● Environment variables● Docker links

Read more!!!

Finish for the day!!!

Stop

Goto sleep

Start of a new day!!!

Start

Where the f*** is my data???

● Docker volumes

Read more!!!

Finally working!!!

myapp-on-wildfly mydbschema-on-postgres

myapp-on-wildfly mydbschema-on-postgres?

https://www.insight.com

https://learnenglishbehappy.files.wordpress.com

https://tstoaddicts.files.wordpress.com

PaaS

The freaking awesome

online PaaS

https://img1.etsystatic.com

Use to interact with the PaaS:

● PaaS UI● PaaS CLI● PaaS API

cli deploy jorgemorales/app --name=frontend

cli deploy http://github.com/jorgemoralespou/app.git

--build=maven --run=wildfly --name=frontend

cli deploy http://github.com/jorgemoralespou/app.git/db.sql

--run=postgresql-persistent --name=database --size=5GB --type=NFS

cli link frontend database

cli scale frontend --replicas=5

Code changes needed!!!

cli deploy http://github.com/jorgemoralespou/app.git

--build=maven --run=wildfly --name=frontend

I fu*** it up!!!

cli rollback frontend

Also...

● Big catalog of images to use (Docker)● Automatic builds based on code changes● Application Hooks. pre-deploy, post-deploy, mid-deploy,

custom.● Application probes. Know when your application is live

and/or ready.● CI/CD, Pipelines● Blue/Green deployments● AB Testing● And many, many more...

Now my app is in production.

http://api.ning.com/

If you want to get more information:

@UnPOUcoDe

Or find me at the booth

http://www.openshift.orghttp://www.openshift.com