© 2011 Mayflower GmbH

Thorsten Rinne I 22. August 2011, München

One Click Deployment with Jenkins

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Team LeadScrum MasterHead of Open Source Labs

@ThorstenRinne2

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Who are you?

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Developers?

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Administrators?

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DevOps?

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Continuous Integration?

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How much time do you need for a release?

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More than a year?

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6 - 12 months?

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1 - 6 months?

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2 - 4 weeks?

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1 - 14 days?

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1 - 24 hours?

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Less than 15 minutes?

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15 Minutes!

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Why One Click Deployment?

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Everything is getting faster.

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Faster feedback from your customer / user

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Faster ROI (return on invest)

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Faster responseif the market changes

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Basic requirements

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Agile software development

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Scrum or Kanban

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Test Driven Development

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Continuous Integration

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Continuous Inspection

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Refactoring

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ScrumKanban

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ScrumKanban

ContinuousIntegration

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ScrumKanban

ContinuousIntegration

ContinuousInspection

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Continuous Deployment

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ScrumKanban

ContinuousIntegration

ContinuousInspection

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Things you don‘t want.

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Having your SVN repo in your webserver‘s docroot.

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Using SSH and vi and your root account on the live

server. Never.

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Who‘s still doing this? :-)

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What do we need?

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First: a central build server

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Continous Testing with PHPUnit

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Advantages

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Test results at one central page

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Software metrics at one central page

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Errors can be identified fast and then fixed

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Awareness

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Awareness!

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Continuous Integration in PHP projects

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PHPUnitphpDocumentator

PHPDox

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Continuous Inspection in PHP projects

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PHPCSPHP Depend

PHPMDphpcpd

jslint

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jslint?yes!

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Infrastructure

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Developer VMUbuntu 11.04

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Testing VM + Jenkins VM:Ubuntu 11.04

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Staging VMs:Frontend: Ubuntu 11.04

Backend: Ubuntu 10.04 LTS

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amazon AWS live:Frontend: Ubuntu 11.04

Backend: Ubuntu 10.04 LTS

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Front NodesVarnishnginx

PHP 5.3 with APCZend Framework 1.11

dojo toolkitDoctrine 2.1

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Backend NodesMySQL Master/Slave

Apache SolrPHP 5.3 with APC

RabbitMQejabberd

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Development workflow

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1. git workflow

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$ git add Foo.php$ git commit -m ″Bar″$ ant jslint$ ant phpunit ...$ git push

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2. Post commit hook

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Build triggered on Jenkins

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Jenkins build checks

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PHPUnit Build:Unittests

Controller Tests (Zend_Test)PHP Code Coverage

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Debian Package Build

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Deploy to stagingDeploy staging to live

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What is a build process?

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ant syncant clean

ant db-updateparallelTasks:

ant phpunitant phpcbant deb

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parallelTasks:php_depend

phpmdphpunitphpcpdphpcsjslint

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Build Debian Packageant autoloaderant phpunitant clean

ant compilejsant compilecss

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Deploy Stagingant clean

ant deb-signant db-staging-upscp to all hosts

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Deploy Staging to livescp to all hosts

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Disadvantages and problems

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Build time15 min on harddisk

massive disk i/o4 min on ramdisk :-)

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Complexity beginning such a infrastructure

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Jenkins:Single point of failure!

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Cool stuff which is now possible

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Deploy by customer. :-)

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Jenkins Chuck Norris Plugin

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git bisect start $BAD $GOOD

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Minimum time from bugreport to deploy:

30 minutes

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$ git branch hotfix-2011-08-22$ git checkout hotfix-2011-08-22$ git reset --hard "last stable sha-1"$ git cherry-pick "hotfix sha-1"$ echo build.number=23 > build.number$ ant deb$ scp build/deb/*.deb xyz.amazonaws.com:/opt/repository/$ git checkout master$ git push origin hotfix-2011-08-10

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Questions?

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Thank you very much for your attention!

© 2011 Mayflower GmbH

Contact Thorsten Rinnethorsten.rinne@mayflower.de+49 89 242054-31

Mayflower GmbHMannhardtstr. 680538 MünchenGermany