continuos integration patterns

VIKAS GUPTA

Continuos Integration Patterns

Continuous Integration

Process of building software with every change committed to a project’s version control repository

Build Patterns

Common Build Patterns

Automated BuildBinary IntegrityDependency ManagementConsistent DirectoriesStaged Builds

Private Build

Perform a private build prior to committing changes the repository

Private Build

Perform a private build prior to committing changes the repository

Integration Build

Periodically run the integration build WOMM

Continuous Feedback

Send automatic feedback from CI server to development team

Prevent spam

Expeditious Fixes

Fix build errors as soon as they comeIf the build is failing, don’t update

Developer Documentation

Generate documentation from build

Build Configuration Patterns

Independent build

Separate build from IDEBuild should run from command line

Single Command

All build and deployment should be run from single command

Should not need multiple commands to deploy

Dedicated Machine

Separate Machine for buildsWOMM

Externalize Configuration

Use build-time properties

Database

Externalize Configuration

Script all database actionsLate and manual migration is painfulAdd database configuration scripts to SCM

tool

Database Sandbox

Create a lightweight version of your databaseUse lightweight database on developer

machinesDon’t use shared database for development

Database Upgrade

Use scripts to upgrade the database in each environment

Don’t manually apply changes in each target environment

Testing and Code Quality

Database Upgrade

Automated TestsCategorize TestsContinuous InspectionBuild threshold

Deployment

Deployment Patterns

Scripted DeploymentHeadless ExecutionUnified DeploymentDisposable ContainerEnvironment rollback

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