dotfiles/home/.bin/gs-create-cluster
Marcus Noble 31ec51f982
Update gs-create-cluster for CAPA clusters
Signed-off-by: Marcus Noble <github@marcusnoble.co.uk>
2022-08-17 11:51:20 +01:00

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#!/usr/bin/env bash
source .utils
DRY_RUN=0
NAMESPACE="org-giantswarm"
RELEASE="20.0.0-alpha1"
PROVIDER="aws"
AZS="eu-west-1a"
DESCRIPTION="$(whoami)'s test cluster"
print_usage() {
orange "gs-create-cluster - create a Giant Swarm managed CAPI workload cluster"
echo " "
underline "Usage:"
echo "gs-create-cluster [cluster-name]"
echo " "
echo " "
underline "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=$1
shift
;;
--dry-run)
DRY_RUN=1
shift
;;
-h|--help)
print_usage
exit 0
;;
*)
break
;;
esac
done
# Positional args
NAME=${1:-wc001}
PREFIXED_NAMESPACE="org-$NAMESPACE"
case $NAMESPACE in org-*)
PREFIXED_NAMESPACE="$NAMESPACE"
NAMESPACE=${NAMESPACE#"org-"}
esac
CAPA_CLUSTER="--provider capa"
CAPZ_CLUSTER="--provider azure --release ${RELEASE}"
CAPG_CLUSTER="--provider gcp --gcp-project giantswarm-352614 --region europe-west3 --gcp-failure-domains europe-west3-a --gcp-machine-deployment-failure-domain europe-west3-a"
TEMPLATE_ARGS="--name ${NAME:0:5} --organization ${NAMESPACE}"
case "${PROVIDER}" in
aws)
TEMPLATE_ARGS="${TEMPLATE_ARGS} ${CAPA_CLUSTER}"
;;
gcp)
TEMPLATE_ARGS="${TEMPLATE_ARGS} ${CAPG_CLUSTER}"
;;
azure)
TEMPLATE_ARGS="${TEMPLATE_ARGS} ${CAPZ_CLUSTER}"
;;
*)
echo "Unsupported provider type"
exit 1
;;
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
elif [[ "${PROVIDER}" = "aws" ]]; then
echo "Cleaning up any old awsclusterroleidentities..."
kubectl delete --namespace ${PREFIXED_NAMESPACE} awsclusterroleidentities ${NAME} 2>/dev/null
fi
echo "✨ Creating a new ${PROVIDER} cluster called '${NAMESPACE}/${NAME}' with release '${RELEASE}'"
if [[ $DRY_RUN = 1 ]]; then
echo kubectl-gs template cluster ${TEMPLATE_ARGS} --description "${DESCRIPTION}"
kubectl-gs template cluster ${TEMPLATE_ARGS} --description "${DESCRIPTION}"
else
kubectl-gs template cluster ${TEMPLATE_ARGS} --description "${DESCRIPTION}" | kubectl apply -f -
fi
if [[ $DRY_RUN = 0 ]]; then
sleep 10
echo "✨ Checking status..."
gs-get-cluster --namespace ${PREFIXED_NAMESPACE} ${NAME}
fi