The Lazy Developer's Guide to Cloud Foundry - Holly Cummins

The Lazy Developer’s
Guide to Cloud Foundry
Document number
© 2014 IBM Corporation
Holly Cummins
@holly_cummins

@holly_cummins

@holly_cummins
?

@holly_cummins
A model for excellence in public speaking

@holly_cummins
Cloud Foundry
> cf push

Any questions?

@holly_cummins
IaaS

@holly_cummins
PaaS

@holly_cummins
SaaS

@holly_cummins
The joy of cloud

@holly_cummins
Introducing Cloud Foundry

@holly_cummins
The Cloud Foundry Foundation

@holly_cummins
Public or private cloud?

@holly_cummins
Public cloud

@holly_cummins
Public cloud
This is supposed to show it’s easy to get going.

@holly_cummins
Public cloud
This is supposed to show it’s easy to get going.
It’s a bad graphic but a great benefit.

@holly_cummins
System capacity still matters

@holly_cummins
Security

@holly_cummins
Security is not just physical
▪Who has access to the data?
▪Who manages the servers?
▪What’s the patching policy?

@holly_cummins
Hybrid cloud

@holly_cummins
How big is your organisation?

@holly_cummins
Can we hear more about Cloud
Foundry now, please?

@holly_cummins
Public or private Cloud Foundry?

Putting your demo
where your mouth is

@holly_cummins
No really, that was cool

@holly_cummins
Remember that I said it was easy to get going?

@holly_cummins
Buildpacks

@holly_cummins
Out of the box

@holly_cummins
Out of the box
▪Java

@holly_cummins
Out of the box
▪Java
▪Node.js

@holly_cummins
Out of the box
▪Java
▪Node.js
▪PHP

@holly_cummins
Out of the box
▪Java
▪Node.js
▪PHP
▪Python

@holly_cummins
Out of the box
▪Java
▪Node.js
▪PHP
▪Python
▪Ruby

@holly_cummins
Out of the box
▪Java
▪Node.js
▪PHP
▪Python
▪Ruby
▪Go

@holly_cummins
Bring your own

@holly_cummins
Bring your own
▪Your preferred app server flavour

@holly_cummins
Bring your own
–WebSphere Liberty Profile (of course!)

@holly_cummins
Bring your own
–Jetty

@holly_cummins
Bring your own
–Jetty
–nginx

@holly_cummins
Bring your own
–Jetty
–nginx
▪The functional language to impress your colleagues with

@holly_cummins
Bring your own
–Jetty
–nginx
–Haskell

@holly_cummins
Bring your own
–Jetty
–nginx
–Haskell
–Clojure

@holly_cummins
Bring your own
–Jetty
–nginx
–Haskell
–Clojure
–Scala

@holly_cummins
Bring your own
–Jetty
–nginx
–Haskell
–Clojure
–Scala
▪That thing you saw Greg Young talk about yesterday

@holly_cummins
Bring your own
–Jetty
–nginx
–Haskell
–Clojure
–Scala
–Erlang

@holly_cummins
Bring your own
–Jetty
–nginx
–Haskell
–Clojure
–Scala
–Erlang
▪The dark side

@holly_cummins
Bring your own
–Jetty
–nginx
–Haskell
–Clojure
–Scala
–Erlang
▪The dark side
–.NET

@holly_cummins
Bring your own
–Jetty
–nginx
–Haskell
–Clojure
–Scala
–Erlang
▪The dark side
–.NET
▪….

@holly_cummins
Bring someone else’s

@holly_cummins
No really, bring your own
▪Start with someone else’s.
▪Cut, paste, fork.

@holly_cummins
buildpack: http://
my.cool.pack.git

@holly_cummins
Life of a buildpack

@holly_cummins
Life of a buildpack
▪Detect

@holly_cummins
Life of a buildpack
▪Detect
–Do I understand this application?

@holly_cummins
Life of a buildpack
▪Detect
▪Compile

@holly_cummins
Life of a buildpack
▪Detect
▪Compile
–I do understand this application! Let’s package it up into a self-contained
unit (“droplet”)

@holly_cummins
Life of a buildpack
▪Detect
▪Compile
▪Release

@holly_cummins
Life of a buildpack
▪Detect
▪Compile
▪Release
–Ok, let’s go!

@holly_cummins
Services

@holly_cummins
Services
▪You didn’t want to provide an app server …

@holly_cummins
Services
▪… so you don’t want to provide the database …

@holly_cummins
Services
▪… or the email provider …

@holly_cummins
Services
▪… or the email provider …
▪… or the monitoring

@holly_cummins
Some are generic

@holly_cummins
Some are not …

@holly_cummins
… and there are a lot

@holly_cummins
Binding services
services:!
- instance_ABC!
- instance_XYZ

@holly_cummins
Using a bound service

@holly_cummins
Using a bound service
System.getProperty(VCAP_SERVICES);!
!
{!
sqldb": [!
{!
"name": "SQLDB-myDB",!
"label": "sqldb"!
"plan": "sqldb_small"!
"credentials": {!
"hostname": "75.126.155.139",!
"host": "75.126.155.139",!
"port": 50000,!
"username": "u123456",!
"password": "CasDQ5v72u",!
"db": "I_012345",!
"jdbcurl": "jdbc:db2://75.126.155.139:50000/I_012345",!
"uri": "db2://u123:CasD@75.126.155.139:50000/I_012345"!
}!
}!
]!
}!

@holly_cummins
Docker

@holly_cummins
Decker

@holly_cummins
Decker
+

@holly_cummins
Decker
> cf push

@holly_cummins
In the future

@holly_cummins
In the future
▪More convergence

@holly_cummins
In the future
▪More convergence
▪Cloud Foundry will have first class support for
pushing docker images

@holly_cummins
In the future
▪More convergence
▪Cloud Foundry will have first class support for
pushing docker images
▪Cloud Foundry will use Docker’s lib container
internally

Thank you.
Any questions?
@holly_cummins

The Lazy Developer's Guide to Cloud Foundry - Holly Cummins

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