dotfiles/home/.bin/gs-create-cluster

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#!/usr/bin/env bash
NAMESPACE="org-giantswarm"
RELEASE="20.0.0-alpha1"
PROVIDER="aws"
AZS="eu-west-1a"
print_usage() {
echo "gs-create-cluster - create a Giant Swarm managed workload cluster"
echo " "
echo "gs-create-cluster [cluster-name]"
echo " "
echo " "
echo "Options:"
echo "-h, --help show this help text"
echo "-n, --namespace the namespace the cluster is in (default: org-giantswarm)"
echo "-r, --release the namespace the cluster is in (default: 20.0.0-alpha1)"
echo "-p, --provider the cloud provider to use (default: aws)"
}
while test $# -gt 0; do
case "$1" in
-n|--namespace)
shift
NAMESPACE=$1
shift
;;
-r|--release)
shift
RELEASE=$1
shift
;;
-p|--provider)
shift
PROVIDER=$1
shift
;;
-h|--help)
print_usage
exit 0
;;
*)
break
;;
esac
done
# Positional args
NAME=${1:-wc001}
PREFIXED_NAMESPACE="org-$NAMESPACE"
case $NAMESPACE in org-*)
PREFIXED_NAMESPACE="$NAMESPACE"
NAMESPACE=${NAMESPACE#"org-"}
esac
echo "✨ Pre-flight checks"
gs-get-cluster --namespace ${PREFIXED_NAMESPACE} ${NAME} &>/dev/null
if [ $? -eq 0 ]; then
echo "Cluster named '${NAME}' already exists"
exit 1
else
echo "Cleaning up any old awsclusterroleidentities..."
kubectl delete --namespace ${PREFIXED_NAMESPACE} awsclusterroleidentities ${NAME} 2>/dev/null
fi
echo "✨ Creating an ${PROVIDER} cluster called '${NAMESPACE}/${NAME}' with release '${RELEASE}'"
kubectl-gs template cluster --provider ${PROVIDER} --release ${RELEASE} --organization ${NAMESPACE} --name ${NAME} --description "$(whoami)'s test cluster" | kubectl apply -f -
echo "✨ Adding node pool to cluster"
kubectl-gs template nodepool --provider ${PROVIDER} --release ${RELEASE} --organization ${NAMESPACE} --cluster-name ${NAME} --description "$(whoami)'s test cluster" --availability-zones ${AZS} | kubectl apply -f -
echo "✨ Checking status..."
gs-get-cluster --namespace ${PREFIXED_NAMESPACE} ${NAME}