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Argo Rollouts Demo Application

This repo contains the Argo Rollouts demo application source code and examples. It demonstrates the various deployment strategies and progressive delivery features of Argo Rollouts.

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Examples

The following examples are provided:

Example Description
Canary Rollout which uses the canary update strategy
Blue-Green Rollout which uses the blue-green update strategy
Canary Analysis Rollout which performs canary analysis as part of the update. Uses the prometheus metric provider.
Experiment Experiment which performs an A/B test. Performs analysis against the A and B using the job metric provider
Preview Stack Testing Rollout which launches an experiment that tests a preview stack (which receives no production traffic)
Canary with istio (1) Rollout which uses host-level traffic splitting during update
Canary with istio (2) Rollout which uses subset-level traffic splitting during update

Before running an example:

  1. Install Argo Rollouts
  1. Install Kubectl Plugin

To run an example:

  1. Apply the manifests of one of the examples:
kustomize build <EXAMPLE-DIR> | kubectl apply -f -
  1. Watch the rollout or experiment using the argo rollouts kubectl plugin:
kubectl argo rollouts get rollout <ROLLOUT-NAME> --watch
kubectl argo rollouts get experiment <EXPERIMENT-NAME> --watch
  1. For rollouts, trigger an update by setting the image of a new color to run:
kubectl argo rollouts set image <ROLLOUT-NAME> "*=argoproj/rollouts-demo:yellow"

Images

Available images colors are: red, orange, yellow, green, blue, purple (e.g. argoproj/rollouts-demo:yellow). Also available are:

  • High error rate images, prefixed with the word bad (e.g. argoproj/rollouts-demo:bad-yellow)
  • High latency images, prefixed with the word slow (e.g. argoproj/rollouts-demo:slow-yellow)

Releasing

To release new images:

make release IMAGE_NAMESPACE=argoproj DOCKER_PUSH=true

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