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SUBVERSION FOR SMARTIESSUBVERSION FOR SMARTIESSUBVERSION FOR SMARTIESSUBVERSION FOR SMARTIES
Cameron Childress
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IntroIntroIntroIntro
• ColdFusion, since 1996
• ACFUG since, 1998
• Foosball, since 2001
• Sumo Consulting, since 2002
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Session DescriptionSession DescriptionSession DescriptionSession Description
So you know how to Branch and Tag, but you have a sneaky suspicion there is more you could be doing with SVN. Come find out what you've been missing out on and how to make Subversion do more for you!
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PreviewPreviewPreviewPreview
• Review of SVN basics
• A few non-SVN things
• Interesting bits built into SVN
• External tools
• Some examples
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Review: Key Advantages vs. VSS or CVSReview: Key Advantages vs. VSS or CVSReview: Key Advantages vs. VSS or CVSReview: Key Advantages vs. VSS or CVS
• SVN Server runs on many platforms• Many clients available for SVN• SVN is free & open source• Too many more to list…
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•Subversion vs. Git – BasicsSubversion vs. Git – Basics•Subversion vs. Git – BasicsSubversion vs. Git – Basics
• Created by Linus Torvalds
• Replaced BitKeeper
• Used for Linux Kernel, PERL, RoR, Android OS
• Download at:http://git-scm.com
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Subversion vs. Git – Git WinsSubversion vs. Git – Git WinsSubversion vs. Git – Git WinsSubversion vs. Git – Git Wins
• SVN is Centralized, Git is distributed• Local operations are faster• Branching Handling• Merge Handling• Smaller HD Footprint
(Mozilla 12 GiB in SVN, 420 MiB in Git)
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Subversion vs Git – SVN WinsSubversion vs Git – SVN WinsSubversion vs Git – SVN WinsSubversion vs Git – SVN Wins
• Better IDE support• SVN has a de-facto single Repository• Centralized access control• Version numbers are easier in SVN
• Git / SVN Comparisonhttp://git.or.cz/gitwiki/GitSvnComparsion
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Review: Subversion BasicsReview: Subversion BasicsReview: Subversion BasicsReview: Subversion Basics
• Conventional Project Structure• Branches• Tags• Trunk
• Typical Exposure:• Comit• Update• Resolve Conflicts• Branch / Merge (maybe)
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Review: Key Subversion FeaturesReview: Key Subversion FeaturesReview: Key Subversion FeaturesReview: Key Subversion Features
• Revision numbers apply to entire tree• Directories are versioned• Working Copy vs. Repository• Caches pristine copy which allows
• Revert• Diff• Status
• Branches and tags are normal directories• Binary files are stored as difference data
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Something New in SVN: ChangelistsSomething New in SVN: ChangelistsSomething New in SVN: ChangelistsSomething New in SVN: Changelists
• Introduced in SVN 1.5 (currently at 1.6)• Also a feature in Perforce• Groups files for operations:
• Commit• Diff
• Great for grouping files for bug resolution
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Changelists – You Should KnowChangelists – You Should KnowChangelists – You Should KnowChangelists – You Should Know
• Part of working copy, not repository• Only works with files, not directories• One changelist assignment per file• Changelists cleared on commit
• Override using flag “--keep-changelists”
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Changelist: How To – Command LineChangelist: How To – Command LineChangelist: How To – Command LineChangelist: How To – Command Line
• Syntax: svn changelist [listname] [filelist]
• Listname can be any string• Filelist supports wildcards
• More:http://svnbook.red-bean.com/nightly/en/svn.advanced.changelists.html
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Changelist: How To – TortoiseChangelist: How To – TortoiseChangelist: How To – TortoiseChangelist: How To – Tortoise
• Example…
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By the way: Perforce Also Has…By the way: Perforce Also Has…By the way: Perforce Also Has…By the way: Perforce Also Has…
• Labels• Similar to Tags, but not simply convention
• ClientSpecs• Maps repo / directories
• Together…• Very powerful for deployment• Great for large teams w/distributed roles
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SVN PropertiesSVN PropertiesSVN PropertiesSVN Properties
• Think “metadata” for each file• Stored in .svn/props• Checked into repo with file• Versioned• Special Properties
• svn:ignore• svn:keywords• svn:needs-lock• svn:executable
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Special SVN Property: svn:keywordsSpecial SVN Property: svn:keywordsSpecial SVN Property: svn:keywordsSpecial SVN Property: svn:keywords
• Used for keyword substitution• Must be explicitly turned on• svn:keywords
Date Revision Author HeadURL Id
• Example…
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Automate Keyword SubstitutionAutomate Keyword SubstitutionAutomate Keyword SubstitutionAutomate Keyword Substitution
• Config file “miscellany” section• Applies to working copy, not repo• On windows, found in :
/%AppData%/Subversion
More:
http://svnbook.red-bean.com/nightly/en/
svn.advanced.props.special.keywords.html
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HooksHooksHooksHooks
• Run a program at certain points in commit process
• Implemented as bat file in Windows• Live in repo, not working copy• Examples by default found in “repo/hooks”
http://svnbook.red-bean.com/nightly/en/
svn.reposadmin.create.html#svn.reposadmin.create.hooks
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Hook TypesHook TypesHook TypesHook Types
• start-commit• pre-commit / post-commit• pre-revprop-change / post-revprop-change• pre-lock / post-lock• pre-unlock / post-unlock
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Hooks: TipsHooks: TipsHooks: TipsHooks: Tips
• Hook programs execute with an empty environment
• Do not modify a commit transaction using hook scripts
• Permissions, permissions, permissions
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Hooks: IdeasHooks: IdeasHooks: IdeasHooks: Ideas
• Push code to staging server• Send notification emails to dev team• Update issue / project management software
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Resources for HooksResources for HooksResources for HooksResources for Hooks
• Brad Wood’s Bloghttp://www.codersrevolution.com/index.cfm/2008/9/15/Creating-a-postcommit-hook-for-Subversion
• Dan Switzer’s Bloghttp://blog.pengoworks.com/index.cfm/
2008/2/5/Debugging-Subversion-Repository-Hooks-in-Windows
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Visual SVN ServerVisual SVN ServerVisual SVN ServerVisual SVN Server
• Windows installer (visualsvn.com)• Installs Apache based Service• HTTPS/SSL Capable• Internally @ SVN 1.6.4 (current) as of 8/12/09
• Take a Look…
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SVN Abstration LayerSVN Abstration LayerSVN Abstration LayerSVN Abstration Layer
• Provides abstraction for RIA ForgeBy: Rob Gonda
• Configure via XML• Uses Apache by default, partial support for
SVNServe
• http://svnservice.riaforge.org/
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SVN Abstraction LayerSVN Abstraction LayerSVN Abstraction LayerSVN Abstraction Layer
• Repositories Create, delete, list
• Users Create, delete, list, changepassword
• History List
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SVN Abstraction Layer: Example CodeSVN Abstraction Layer: Example CodeSVN Abstraction Layer: Example CodeSVN Abstraction Layer: Example Code
svnService = createObject('component', 'models.svnService').init('config/config.xml');
svnService.listRepos();
svnService.create(‘myRepo);
svnService.getLog(‘myRepo', 10);
svnService.addUser(‘myRepo', ‘username', ‘password');
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SVN SyncSVN SyncSVN SyncSVN Sync
• SVNSync – Repo BrowserBy: Tom de Manincor
• Configure via XML (X2)• config/environment.xml• model/svnAPI/config.xml
• http://svnsync.riaforge.org/
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SVN SyncSVN SyncSVN SyncSVN Sync
• Let’s check it out…
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Roundup: RIA Forge ProjectsRoundup: RIA Forge ProjectsRoundup: RIA Forge ProjectsRoundup: RIA Forge Projects
• Deployment builder - ANT/SVNBy: Matt Rileyhttp://deploymentbuilder.riaforge.org/
• Skweegee - TRAC + more(formerly Trac_Fu)By: Russ Johnsonhttp://skweegee.riaforge.org/
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Roundup: RIA Forge ProjectsRoundup: RIA Forge ProjectsRoundup: RIA Forge ProjectsRoundup: RIA Forge Projects
• SVNAuthz.cfc – Manipulate authz filesBy: Terrance Ryanhttp://svnauthz.riaforge.org/
• SVNUtil – AIR App, Removes .svn infoBy: Omar Gonzalezhttp://svnutil.riaforge.org/
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ResourcesResourcesResourcesResources
• Book - Version Control with Subversionhttp://svnbook.red-bean.com
• Windows Installer / Admin - VisualSVNhttp://www.visualsvn.com
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Questions?Questions?Questions?Questions?
• Contact:• [email protected]• cameroncf (YIM / AIM)
• Presentation available NOW via:• USB Thumbdrive
http://www.sumoc.com/downloads/files/svn.zip
• Take the Survey:http://tinyurl.com/cfunitedsurvey