Weekly lecture appsterdam_19mar2014
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Transcript of Weekly lecture appsterdam_19mar2014
Continuous Integration & Delivery Process in the Openstack Project InfrastructureAppsterdam Weekly Wednesday Lunch Lecture - Alessandro Vozza (@bongo)
#appsterdam
Intro - the usual stuff
I work at
Why me?
What is Openstack
“OpenStack is a cloud operating system that controls large pools of compute, storage, and networking resources throughout a datacenter, all managed through a dashboard
that gives administrators control while empowering their users to provision resources through a web interface.”
API-driven, self-service Software Defined Datacenter
What is Openstack
Full Havana installation = 32 services
What is Openstack
Openstack principles:
Open development model (Apache 2.0 license + CLA)
Open design process (blueprints, summits, meetings, incubation)
Open community and documentation
Where is Openstack
CommunityIn a Nutshell, OpenStack...
... has had 115,206 commits made by 2,130 contributors
representing 1,766,546 lines of code ... is mostly written in Python
with an average number of source code comments ... has a well established, mature codebase
maintained by a very large development team with increasing Y-O-Y commits ... took an estimated 500 years of effort (COCOMO model)
starting with its first commit in December, 2006 ending with its most recent commit 8 days ago
Source: Ohlu
The Foundation & the community
http://www.meetup.com/Openstack-Amsterdam/
Mailing list: http://wiki.openstack.org/MailingLists
IRC: #openstack on freenode
Why contribute
Learn new code
Be part of something
Get visibility
Fix your own problems, get your features upstream
Have fun doing all of the above
The process
http://www.slideshare.net/NicolasBarcet/open-stack-as-a-software-factory
The process
http://www.slideshare.net/ben_duyujie/osapac-2012lzy
Demo time
Where do I start?
https://wiki.openstack.org/wiki/HowToContribute Create an account on Launchpad (https://launchpad.net) Accept the CLA, join the foundation Add your SSH to Gerrit, clone some repos Browse mailing lists and #IRC Start contributing:
Documentation Bug fixes (low-hanging fruit) Blueprints
I’m ready, bring it on
$ sudo pip install git-review $ git clone https://github.com/openstack/keystone.git $ cd keystone $ git checkout -b new_amazing_feature $ <code away> $ ./run_tests.py #DO NOT SKIP THIS STEP! $ git commit -a ; git review !
write a good commit message! wait for 2+ review from core members and Jenkins test results
https://wiki.openstack.org/wiki/GerritWorkflow
Dad my patch got rejected
https://www.openshift.com/blogs/keep-calm-and-merge-on-lowering-barriers-to-open-source-contributions-with-apache-v2
Just a few links
http://wiki.openstack.org http://git.openstack.org http://gerrit.openstack.org http://ci.openstack.org http://zuul.openstack.org http://paste.openstack.org http://graphite.openstack.org http://nodepool.openstack.org http://cacti.openstack.org/cacti/graph_view.php http://activity.openstack.org/dash/browser/
Refs http://sysadmin.miniconf.org/presentations14.html#ElizabethKrumbachJoseph
Complimentary “we’re hiring” slide
We’re hiring!
http://www.spilgames.com/careers/
http://jobs.redhat.com