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Continuous Integration
Jenkins, Git and Grails
Mike Hugo
Entagen, LLC
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ACCELERATING INSIGHT
ENTAGEN
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In The Beginning
(of Triplemap)
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There Was Source Control
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And it was good
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Idea
Code
Build
Deploy
Test
Feedback
Start Here
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( )
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Initial Process
•Code
•Commit/Push
•Automated Build
•Deploy to Test
•Deploy to Prod
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Initial Process
•Code
•Commit/Push
•Automated Build
•Deploy to Test
•Deploy to Prod
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Initial Process
•Code
•Commit/Push
•Automated Build
•Deploy to Test
•Deploy to Prod
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continuous integration server
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field value
name “mike
hugo”
company “Entagen”
bio “lorem
ipsum
dolor
field value
name “mike
hugo”
company “Entagen”
bio “lorem
ipsum
dolor
field value
name “mike
hugo”
company “Entagen”
bio “lorem
ipsum
dolor
field value
name “mike
hugo”
company “Entagen”
bio “lorem
ipsum
dolor
field value
name “mike
hugo”
company “Entagen”
bio “lorem
ipsum
dolor
println '''
awesome code
'''
push
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field value
name “mike
hugo”
company “Entagen”
bio “lorem
ipsum
dolor
field value
name “mike
hugo”
company “Entagen”
bio “lorem
ipsum
dolor
field value
name “mike
hugo”
company “Entagen”
bio “lorem
ipsum
dolor
field value
name “mike
hugo”
company “Entagen”
bio “lorem
ipsum
dolor
field value
name “mike
hugo”
company “Entagen”
bio “lorem
ipsum
dolor
println '''
awesome code
'''
push
poll for change every X minutes
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field value
name “mike
hugo”
company “Entagen”
bio “lorem
ipsum
dolor
field value
name “mike
hugo”
company “Entagen”
bio “lorem
ipsum
dolor
field value
name “mike
hugo”
company “Entagen”
bio “lorem
ipsum
dolor
field value
name “mike
hugo”
company “Entagen”
bio “lorem
ipsum
dolor
field value
name “mike
hugo”
company “Entagen”
bio “lorem
ipsum
dolor
println '''
awesome code
'''
# change found
git clone ...
grails clean
grails test-app
grails war
# save artifacts
push
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quick start
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http://jenkins-ci.org/
download the latest war
java -jar jenkins.war
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install plugins
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configure plugins
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create a job
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Idea
Code
Build
Deploy
Test
Feedback
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Idea
Code
Build
Deploy
Test
Feedback
== Feature
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Author: Vincent Driessen
Original blog post: http://nvie.com/archives/323
License: Creative Commons
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Feature
Branches
Master Release
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Better Process
•Feature Branch
•Code
•Commit/Push
•Pull Request
•Merge into Master
•Automated Build
•Deploy to Prod
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Feature Branches
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Master Branch
Always Deployable To Production
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Peer Review
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Client Feedback
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6 Months
365 Pull Requests
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23%
77%
Bug/Enhancement Identified
Direct Merge
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(Yep, that’s the master branch)
whoops.
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Even Better Process
•Feature Branch
•Code
•Commit/Push
•Automated Build (per branch!!)
•Pull Request
•Merge into Master
•Automated Build
•Deploy to Prod
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Even Better Process
•Feature Branch
•Code
•Commit/Push
•Automated Build (per branch!!)
•Pull Request
•Merge into Master
•Automated Build
•Deploy to Prod
Now that would
be awesome
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.........
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Build Per
Branch
Project
Master
Branch
Build
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Master
Branch
Build
Build Per
Branch
Project
Feature
Branches
Master
foo
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Master
Branch
Build
Build Per
Branch
Project
Feature
Branches
Master
foo
copy configuration
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Master
Branch
Build
Build Per
Branch
Project
Feature
Branches
Master
foo
foo
Branch
Build
create
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Master
Branch
Build
Build Per
Branch
Project
Feature
Branches
Master
foo
foo
Branch
Build
merge
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Clean Up
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#!/usr/bin/env bash
git checkout master
git fetch --all -p
git pull
echo about to delete:
git branch -r --merged master | sed 's/
*origin\///' | egrep -v '(master$|
^release/)'
echo actually deleting:
git branch -r --merged master | sed 's/
*origin\///' | egrep -v '(master$|
^release/)' | xargs -I% git push origin :%
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Master
Branch
Build
Build Per
Branch
Project
Feature
Branches
Master
foo
foo
Branch
Build
merge
Purge
Merged
delete
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Master
Branch
Build
Build Per
Branch
Project
Feature
Branches
Master
foo
Branch
Build
delete
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Master
Branch
Build
Build Per
Branch
Project
Feature
Branches
Master
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Demo
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Build.gradle
sk syncWithRepo(dependsOn: 'classes', type: Java
main = 'com.entagen.jenkins.Main'
classpath = sourceSets.main.runtimeClasspath
// pass through specified system properties to
['help', 'jenkinsUrl', 'jenkinsUser', ...].eac
if (System.getProperty(it))
systemProperty it, System.getProperty(it
}
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-DjenkinsUrl
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-DjenkinsUser
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-DjenkinsPassword
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-DgitUrl
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-DtemplateJobPrefix
--
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-DtemplateBranchName
--
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-DbranchNameRegex
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-DnestedView
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-DdryRun
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-DjenkinsUrl=http://localhost:8080/
[email protected]:mjhugo/myapp.git
-DtemplateJobPrefix=MyApp
-DtemplateBranchName=master
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Watch Out For:
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~/.grails
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Test Pollution
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Master
Branch
Build
foo
Branch
Build
bar
Branch
Build
Grails 1.3.7
Grails 2.0.3
Grails 2.1.0.RC2
Build Tool
Versions
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Master
Branch
Build
foo
Branch
Build
bar
Branch
Build
Grails 1.3.7
Grails 2.0.3
Grails 2.1.0.RC2
Build Tool
Versions
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No Support For
Authenticated Jenkins
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No Support For
Authenticated Jenkins
(Patches Welcomed!)
Fixed!
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More Horsepower
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Cloning Large Repos
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Our Process
• Feature Branch
• Code
• Commit/Push
• Automated Build (per branch)
•Automated Deploy (per branch)
• Pull Request
• Merge into Master
• Automated Build
• Deploy to Prod
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Our Process
• Feature Branch
• Code
• Commit/Push
• Automated Build (per branch)
•Automated Deploy (per branch)
• Pull Request
• Merge into Master
• Automated Build
• Deploy to Prod
Coming Soon!
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Lightweight
• Feature Branch
• Code
• Commit/Push
• Automated Build (per branch)
• Automated Deploy (per branch)
• Pull Request
• Merge into Master
• Automated Build
• Deploy to Prod
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Fail Fast
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Build Better
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Thank You
happy branching
[email protected]
@piragua
http://www.triplemap.com
http://www.entagen.com
TripleMap
http://entagen.github.com/jenkins-build-per-branch/