cf-HelloWorld

A Hello World Cloud Foundry Example written with Python and the Flask Framework

Requirements

• Cloud Foundry CLI: https://github.com/cloudfoundry/cli/releases
• GIT: https://git-scm.com/downloads

Instructions

• Clone this repo: git clone https://github.com/vchrisb/cf-HelloWorld.git
• Open a shell and change into the cf-HelloWorld folder
• Login to Cloud Foundry: cf login
• Modify the application name in manifest.yml to be unique
• push the application to Cloud Foundry with: cf push --strategy rolling --var GIT_SHA=$(git rev-parse HEAD)

Inject failure

Access https://<app url>/fail/ready to fail readiness for a random instance for one minute, or for a specific app:

curl https://<app url>/fail/ready -X POST -H "X-Cf-App-Instance":"APP-GUID:INSTANCE-INDEX-NUMBER"

Access https://<app url>/fail/live to fail liveness or for a specific app:

curl https://<app url>/fail/live -X POST -H "X-Cf-App-Instance":"APP-GUID:INSTANCE-INDEX-NUMBER"

Kill

Access https://<app url>/kll to kill a random instance, or kill a specific app:

curl https://<app url>/kill -X POST -H"X-Cf-App-Instance":"APP-GUID:INSTANCE-INDEX-NUMBER"

Concourse

This repo also contains a Concourse Pipeline.