oc-deploy/docker/demo/demo.sh

#!/usr/bin/env bash
set -euo pipefail

echo "🧹 Uninstalling existing K3s (if any)..."

if [ -f /usr/local/bin/k3s-uninstall.sh ]; then
  sudo /usr/local/bin/k3s-uninstall.sh
fi

if [ -f /usr/local/bin/k3s-agent-uninstall.sh ]; then
  sudo /usr/local/bin/k3s-agent-uninstall.sh
fi

echo "🧼 Cleaning leftovers..."
sudo rm -rf /etc/rancher /var/lib/rancher /var/lib/kubelet /etc/cni /opt/cni
sudo ip link delete cni0 2>/dev/null || true
sudo ip link delete flannel.1 2>/dev/null || true

echo "🚀 Installing K3s..."
curl -sfL https://get.k3s.io | sh -

echo "📄 Setting kubeconfig..."
mkdir -p ~/.kube
if [ -f ~/.kube/config ]; then
  cp ~/.kube/config ~/.kube/old_config || true
fi
sudo cp /etc/rancher/k3s/k3s.yaml ~/.kube/config
sudo chown $(whoami):$(whoami) ~/.kube/config && chmod 644 ~/.kube/config
export KUBECONFIG=~/.kube/config

echo "⏳ Waiting for CoreDNS deployment to exist..."

timeout 120 bash -c '
until kubectl get deployment coredns -n kube-system >/dev/null 2>&1; do
  sleep 2
done
'

echo "⏳ Waiting for CoreDNS to be available..."
kubectl wait --for=condition=Available deployment/coredns -n kube-system --timeout=120s

echo "🔄 Restarting CoreDNS..."
kubectl -n kube-system rollout restart deployment coredns

echo "📦 Installing Helm..."
if ! command -v helm &>/dev/null; then
  curl https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3 | bash
fi

echo "➕ Adding Helm repos..."
helm repo add argo https://argoproj.github.io/argo-helm || true
helm repo add admiralty https://charts.admiralty.io || true
helm repo update

echo "🧩 Installing Argo..."
kubectl create namespace argo || true

echo "🧩 Installing Argo Workflows..."
helm upgrade --install argo-workflows argo/argo-workflows \
  -n argo \
  --set server.authMode=server \
  --wait

echo "🧩 Installing Admiralty..."

helm uninstall cert-manager -n cert-manager || true
kubectl delete namespace cert-manager --grace-period=0 --force || true

helm install \
  cert-manager oci://quay.io/jetstack/charts/cert-manager \
  --version v1.20.2 \
  --namespace cert-manager \
  --create-namespace \
  --set crds.enabled=true

kubectl wait --for=condition=Established crd --all --timeout=60s

helm install admiralty oci://public.ecr.aws/admiralty/admiralty \
    --namespace admiralty --create-namespace \
    --version 0.17.0 \
    --wait

echo "🌐 Configuring /etc/hosts..."
CLUSTER_IP=$(ip -4 addr show $(ip route | awk '/default/ {print $5}') | awk '/inet / {print $2}' | cut -d/ -f1)

if grep -q "kubernetes.default.svc.cluster.local" /etc/hosts; then
    sudo sed -i "s/^.*kubernetes.default.svc.cluster.local/$CLUSTER_IP kubernetes.default.svc.cluster.local/" /etc/hosts
else
    echo "$CLUSTER_IP kubernetes.default.svc.cluster.local" | sudo tee -a /etc/hosts
fi

ca=$(kubectl config view --raw --minify -o jsonpath='{.clusters[0].cluster.certificate-authority-data}')
cert=$(kubectl config view --raw --minify -o jsonpath='{.users[0].user.client-certificate-data}')
key=$(kubectl config view --raw --minify -o jsonpath='{.users[0].user.client-key-data}')

docker network create \
  --subnet=172.40.0.0/24 \
  discovery || true

REPOS=(
    "mongo"
    "mongo-express"
    "nats"
    "loki"
    "hydra"
    "ldap"
    "keto"
    "traefik"
    "oc-auth"
    "oc-catalog"
    "oc-datacenter"
    "oc-peer"
    "oc-shared"
    "oc-scheduler"
    "oc-schedulerd"
    "oc-workflow"
    "oc-workspace"
    "oc-discovery_1"
    "oc-discovery_2"
    "oc-discovery_3"
    "oc-front"
)

echo "🧩 Installing Node 1..."

docker network create oc || true

for i in "${REPOS[@]}"
do
    docker kill $i || true
    docker rm $i || true
done

KUBE_CA=$ca KUBE_CERT=$cert KUBE_DATA=$key docker compose -f ./docker-compose.dev.yml up -d || true
cd ./db-1 && ./add.sh && cd ..

# MISSING ADD DATAS
echo "🧩 Installing Node 2..."

docker network create oc2 || true

REPOS2=(
    "mongo2"
    "mongo-express2"
    "nats2"
    "loki2"
    "hydra2"
    "ldap2"
    "keto2"
    "traefik2"
    "oc-auth2"
    "oc-catalog2"
    "oc-datacenter2"
    "oc-peer2"
    "oc-shared2"
    "oc-scheduler2"
    "oc-schedulerd2"
    "oc-workflow2"
    "oc-workspace2"
    "oc-discovery_4"

)

for i in "${REPOS2[@]}"
do
    docker kill "$i" || true
    docker rm "$i" || true
done

KUBE_CA=$ca KUBE_CERT=$cert KUBE_DATA=$key docker compose -f ./docker-compose.dev2.yml up -d || true
# MISSING ADD DATAS
cd ./db-2 && ./add.sh && cd ..

echo "✅ DONE"