4_synthesize_on_k3s.sh

#!/usr/bin/env bash

# shellcheck disable=SC1091
source lib/functions.sh
source lib/k3s.sh

check_variable "GITLAB_TOKEN" "$GITLAB_TOKEN"
check_variable "GITLAB_ENDPOINT" "$GITLAB_ENDPOINT"
check_variable "GITLAB_USERNAME" "$GITLAB_USERNAME"
check_variable "COMMODORE_SSH_PRIVATE_KEY" "$COMMODORE_SSH_PRIVATE_KEY"

# Commodore version
COMMODORE_VERSION=v1.16.0

LIEUTENANT_URL=$(curl http://localhost:4040/api/tunnels --silent | jq -r '.["tunnels"][0]["public_url"]')
check_variable "LIEUTENANT_URL" "$LIEUTENANT_URL"

TENANT_ID=$(kubectl --context minikube --namespace lieutenant get tenant | grep t- | awk 'NR==1{print $1}')
check_variable "TENANT_ID" "$TENANT_ID"

echo "===> Find Lieutenant Token"
LIEUTENANT_TOKEN=$(kubectl --context minikube -n lieutenant get secret token-secret -o go-template='{{.data.token | base64decode}}')
check_variable "LIEUTENANT_TOKEN" "$LIEUTENANT_TOKEN"

# Launch K3s
k3d cluster create projectsyn

wait_for_k3s
wait_for_traefik

LIEUTENANT_AUTH="Authorization: Bearer $LIEUTENANT_TOKEN"

echo "===> Register this cluster via the API"
CLUSTER_ID=$(curl -s -H "$LIEUTENANT_AUTH" -H "Content-Type: application/json" -X POST --data "{ \"tenant\": \"${TENANT_ID}\", \"displayName\": \"K3s cluster\", \"facts\": { \"cloud\": \"local\", \"distribution\": \"k3s\", \"region\": \"local\" }, \"gitRepo\": { \"url\": \"ssh://git@${GITLAB_ENDPOINT}/${GITLAB_USERNAME}/tutorial-cluster-k3s.git\" } }" "${LIEUTENANT_URL}/clusters" | jq -r ".id")
check_variable "CLUSTER_ID" "$CLUSTER_ID"

echo "===> Kickstart Commodore"
echo "===> IMPORTANT: When prompted enter your SSH key password"
kubectl --context minikube -n lieutenant run commodore-shell \
  --image=docker.io/projectsyn/commodore:$COMMODORE_VERSION \
  --env=COMMODORE_API_URL="$LIEUTENANT_URL" \
  --env=COMMODORE_API_TOKEN="$LIEUTENANT_TOKEN" \
  --env=SSH_PRIVATE_KEY="$(cat "${COMMODORE_SSH_PRIVATE_KEY}")" \
  --env=CLUSTER_ID="$CLUSTER_ID" \
  --env=GITLAB_ENDPOINT="$GITLAB_ENDPOINT" \
  --tty --stdin --restart=Never --rm --wait \
  --image-pull-policy=Always \
  --command \
  -- /usr/local/bin/entrypoint.sh bash -c "ssh-keyscan $GITLAB_ENDPOINT >> /app/.ssh/known_hosts; commodore catalog compile $CLUSTER_ID --push"

echo "===> COMMODORE DONE"

echo "===> Check the validity of the bootstrap token"
wait_for_token "$CLUSTER_ID"

echo "===> Retrieve the Steward install URL"
STEWARD_INSTALL=$(curl --header "$LIEUTENANT_AUTH" --silent "${LIEUTENANT_URL}/clusters/${CLUSTER_ID}" | jq -r ".installURL")
echo "===> Steward install URL: $STEWARD_INSTALL"

echo "===> Install Steward in the local k3s cluster"
kubectl --context k3d-projectsyn apply -f "$STEWARD_INSTALL"

echo "===> Check that Steward is running and that Argo CD Pods are appearing"
kubectl --context k3d-projectsyn -n syn get pod

echo ""
echo "===> STEWARD DONE"