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© Mayflower GmbH 2010
One-Click Deployment with Jenkins
Florian Anderiasch I October 28, 2011
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Who am I?
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DeveloperEx-AdminDevOp?
„I rant a lot“
@anderiaschstay in touch!
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Who are you?
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Developers?
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Admins?
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Continuous Integration?
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How often
do yourelease?
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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-ClickDeployment?
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Everything is moving faster.
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React faster touser feedback
React faster touser feedback
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Faster ROITime to market
20Continuous Improvement in PHP Projects I Mayflower GmbH I 25th February I
Developers are lazy.Developers are lazy.
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Basic requirements
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Agile softwaredevelopment
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Scrum or Kanban
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Test Driven Development
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Continuous Integration
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Integrating the freshparts of code into
the application
at least daily
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Continuous Inspection
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instantfeedback
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Refactoring
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ContinuousDeployment
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Reproducableresults
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There arepractices you wantto avoid
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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.
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Who's still doing this? :-)
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What do we need?
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First of all:centralizedbuild server
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There are plenty:
CruiseControl/phpUCBamboobuildbot
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tests are running
all the time
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Repeatedlyrunning
tests
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Advantages
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Informationavailable
at onesingle point
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find errors
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andfix themquickly
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Metrics
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Dashboards
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Awareness
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Awareness!
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Continuous integrationin
PHP projects
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Continuous Integrationin
PHP projects
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PHPUnitDocBlox
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Continuous Inspectionin
PHP projects
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PHP_CodeSnifferPHP_Depend
PHPMDphpcpd
jslint
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Infrastructure
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59Continuous Improvement in PHP Projects I Mayflower GmbH I 25th February I
One Ubuntu package to rule them all.
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Developer VMUbuntu 11.04
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Jenkins: Dev-VMTesting: Dev-VM
Ubuntu 11.04
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Staging VMs:Frontend: Ubuntu 11.04
Backend: Ubuntu 10.04 LTS
(bad idea, use one version)
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Amazon AWS live:Frontend: Ubuntu 11.04
Backend: Ubuntu 10.04 LTS
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Frontend NodesVarnishnginx
PHP 5.3 with APCZend Framework 1.11
Dojo 1.6Doctrine2.1
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Backend NodesMySQL Master/Slave
Apache SolrGearman/RabbitMQ
memcachedejabberd
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Development workflow
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1. developer commits code2. post commit hook: build3. checks4. packaging a .deb5. (deploy to STAGING)6. (deploy to LIVE)
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<project> <property /> <target name=“build“></target> <target name=“clean“></target> <target name=“phpunit“></target> <target name=“deploy-to-staging“></target></project>
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<target name="phpunit" depends="db-test" description="Run all tests"> <exec executable="phpunit" failonerror="true"> <arg line="--configuration${basedir}/tests/phpunit-verbose.xml${basedir}/tests/AllTests.php" /> </exec> </target>
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„ant build“
ant syncant cleanant db-up
ant parallelTasksant parallelTasksant phpunitant phpcb
ant build-debant build-deb
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„ant parallelTasks“
ant phpmdant phpdocant phpcpdant phpcsant jslint
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„build-deb“
git pullant phpunitant clean
ant compilejsant compilecss
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„deploy-to-staging“
ant deb-signant db-staging-up
scp to all hosts
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„deploy-to-live“
fetch known-good .debscp to all hosts
there is no step 3
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Disadvantagesand
problems
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Build time15 min on harddisk
massive disk i/o4 min on ramdisk
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Complex setup
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Jenkins:Single point of failure!
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Goodies
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everyonecan deploy
(including theproduct owner)
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git bisect start$BAD $GOOD
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30min frombugreport to
deploy
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We can still do hotfixes in thisenvironment
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plotting plugin (gitstats)
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echo $(olddir=`pwd`;cd /media/ram/PROJECT;
git log --oneline --after=$(date +%Y-%m-%d -d yesterday) --shortstat
| grep --color=none "^ " | sed 's,^ *,,' | awk 'NF==7 {p+=$4;m+=$6;diff+=$4;diff-=$6;} END {printf("%d %d %d\n", p, m, diff)}';cd
$olddir;) > gitnum.properties.all
echo YVALUE=$(cat gitnum.properties.all | cut -d' ' -f1) >> gitnum.properties.plus
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Jenkins Plugin: Chuck Norris
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Questions?
29.10.11 Mayflower GmbH 89
Thanks for listening!
Contact Florian Anderiasch
+49 89 242054 1134
@anderiasch
Mayflower GmbH
Mannhardtstrasse 6
80538 München
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ImagesVader (42), Sebastian Bergmann, CC-BY-SA
http://www.flickr.com/photos/sebastian_bergmann/2282734669
Clouds (52), John Mueller, CC-BY-NC-NDhttp://www.flickr.com/photos/johnmueller/52621490/
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CinderConnecting CI server and IDE
Help is welcomehttp://github.com/winks/cinder
needs XML from phpuc/hudson/bamboo
and nothing else :)
