k8s-playground 🎲🎳⚽

Personal playground with k8s

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1. k3d + argo + localstack + github actions

Requirements 📚

• docker
• kubectl
• k3d
• argo (client)

Resources 🧑‍💻

• k3d: Little helper to run Rancher Lab's k3s in Docker
• Argo Workflows: examples
• localstack: A fully functional local AWS cloud stack
• Github Actions
• argo-minikube-github-action

Run 🏃

cd argo/

make create_cluster
make switch_context
make create_namespace
make setup_argo_controller
make setup_localstack

make submit WF_FILENAME=hello-world.yaml
make submit WF_FILENAME=https://raw.githubusercontent.com/argoproj/argo/a24bc944822c9f5eed92c0b5b07284d7992908fa/examples/dag-coinflip.yaml

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2. k3d + localstack + Ingress 🤖

Run 🏃

cd ingress/

make create_cluster
make download_images
make import_images
make apply

# To run localstack's web UI, use the image with all dependencies: `localstack-full`.
make test
make upload_to_s3

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3. k3d + local path + reload code 👾

Useful for local development without restarting the whole cluster.

Run 🏄

cd k3d-volume/

make create_cluster
make apply
make logs

# change src code in src/hello-loop/py
make restart_container_v2
make logs

# You will see the code is properly updated in the logs

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Other resources 📖

• Principles

The examples seek to be:

As simple as possible to illustrate the functionality

Self-contained (ie limited to one .yaml file)

Non-conflicting (eg resource names are unique)

Clear (eg resource names are verbose and unambiguous)

• minikube-vs-kind-vs-k3s
• k3d-demo