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Internals of OpenRuko PaaS (Platform as a Service), an open source Heroku clone implementation. Agenda: - Cloud definitions - Inception (from what ideas PaaS came from?) - Distributed System Architecture - Philosophies (Ephemeralization and Unix Process Model) - The twelve-factor app
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Platformas aServiceRoger Leite
About Me
@rogerleite1up4dev.org
rogerleite
About MeCommiter of some projects like
* Openruko (link)
* HTTPI (link)
* HttpMonkey (link)
Slides based on my experience with OpenRuko
Disclaimer
CloudDefinitions
* as a Service
Cloud “classic” Pyramid
IaaS PaaS
SaaS
CloudIa
as Infrastructure
as a Service
CloudP
aa
s Platform as a Service
CloudS
aa
s Software as a Service
Outsource
headachethe
Bynary assets aren' hard ...
Storing metrics and rendering
graphs ...
Scale
everything is easy ...
until you need
No Bullet! Silver
Silver bulletyou say?
Inside with love
Heroku
Rea
lity $ git push
# open The Doors# provision# deploy# check if is not on Limbo
$ open http...
on your terminal
Dre
am
lvl 1
* check user keys* handle git stream* Api Server will provision and deploy* output all logs
open The Doors
Dre
am
lvl 2
* start a build container* identify buildpack* on Ruby buildpack** bundle install** generates a Foreman file if necessary** set env vars
* on success, release
provision ...
Dre
am
lvl 3
* start a base container* download the new slug* start worker via Foreman* notify http routing about the new route
deploy ...
Openruko - overview
git push
provision
deploy
Openruko - overview
Limbo
on failure goes
to
Logs!
your only chance to
escape from Limbo
are
Philosophies* Unix Process Model to Web Apps* Ephemeralization* Twelve-Factor App
Unix Process Modelto web apps
Process typesvs
Processes
http://adam.heroku.com/past/2011/5/9/applying_the_unix_process_model_to_web_apps
Ephemeralization
"The ability of technological advancement to do 'more and more with less and less until eventually you can do everything with nothing'" by Wiki
http://adam.heroku.com/past/2011/4/7/ephemera
Twelve-factor appMethodology for building software-as-a-service apps * Dependencies* Config* Backing Services
Even if is not your case, is a great read!http://12factor.net/
Mentions!Cloud computinghttp://en.wikipedia.org/wiki/Cloud_computing
How Heroku Works https://devcenter.heroku.com/articles/how-heroku-works
Openruko https://github.com/openruko
The twelve factor apps and openrukohttp://www.slideshare.net/nuxlli/the-twelve-factor-apps-and-openruko
Applying the unix process model to web appshttp://adam.heroku.com/past/2011/5/9/applying_the_unix_process_model_to_web_apps/
Ephemeralization http://adam.heroku.com/past/2011/4/7/ephemeralization/
Cloud Services by Adam Wiggins http://www.slideshare.net/adamwiggins/cloud-services?from=ss_embed
The Twelve-Factor App http://12factor.net/
kirby Ferguson: Embrace the remix http://www.ted.com/talks/kirby_ferguson_embrace_the_remix.html
Obrigado!(thank you!)
@rogerleite1up4dev.org
rogerleite
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