kube-ctf

Pre-configured kubernetes infrastructure with load balancing and some network hardening enabled. Also contains per-team challenge assignment for web challenges. Inspired by kCTF.

How to Setup

1. Create the cluster

./scripts/cluster-deploy

2. Configure the cluster and IAM resources.

./scripts/cluster-configure

3. Install the cluster resources.

./scripts/cluster-install

4. Create config/values.yaml and populate it with values.

domain:
  challenges: <root domain where challenges are hosted> # challenges will be a subdomain of this

replicas:
  challenge-manager: 2

cert:
  email: <contact email> # required for letsencrypt
  cfDNSToken: <cloudflare dns token> # used to configure dns-01 certificate validation


googleProject: <project ID of the Google Project>

4. Deploy the helm stack.

helm install kubectf -f config/values.yaml chart/

5. Upload the sample whoami challenge for testing.

kubectl apply -f templates/whoami/kube-isolated.yaml

How to Deploy Isolated Challenges

See the README at services/challenge-manager

Support

This project is provided as-is for DownUnderCTF's internal use, and we are sharing it with the community as a goodwill effort. While we do not provide dedicated support, you can ask questions or discuss issues in our GitHub Discussions forum.

Authors

• BlueAlder
• jordanbertasso
• lecafard