#!/bin/bash
##
## Script to completely delete the GCE infrastructure
##
echo "This script will completely remove the Kubernetes items that have been created"

. .gce_kubernetes.config

gcloud config set compute/region $GCE_REGION
gcloud config set compute/zone $GCE_ZONE
gcloud config set project $GCE_PROJECT

gcloud compute forwarding-rules delete kubernetes-forwarding-rule --region $(gcloud config get-value compute/region) --quiet
echo "Forwarding rule deleted"

gcloud compute target-pools delete kubernetes-target-pool --quiet
echo "Deleted the target pool"

gcloud compute firewall-rules delete $KUBE_NETWORK-allow-health-check --quiet
echo "Deleted the firewall rule to check health"

gcloud compute http-health-checks delete kubernetes --quiet
echo "Deleted the load balancer health check"

KUBE_CONTROLLERS=$((KUBE_CONTROLLERS-1))
KUBE_WORKERS=$((KUBE_WORKERS-1))
for ((i=0; i<=$KUBE_CONTROLLERS; i++)); do
  gcloud compute instances delete controller-${i} --quiet
done
for ((i=0; i<=$KUBE_WORKERS; i++)); do
  gcloud compute instances delete worker-${i} --quiet
done
echo "Compute instances deleted"

gcloud compute addresses delete $KUBE_NETWORK --region $(gcloud config get-value compute/region) --quiet
echo "Deleted the reserved static address"

gcloud compute firewall-rules delete $KUBE_EXT_FW_NAME --quiet
gcloud compute firewall-rules delete $KUBE_INT_FW_NAME --quiet
gcloud compute firewall-rules delete $KUBE_NETWORK-allow-nginx-service --quiet
echo "Internal and external firewall rules deleted"

gcloud compute routes delete kubernetes-route-10-200-0-0-24 --quiet
gcloud compute routes delete kubernetes-route-10-200-1-0-24 --quiet
gcloud compute networks subnets delete $KUBE_SUBNET --quiet
gcloud compute networks delete $KUBE_NETWORK --quiet
echo "Network, subnet, and routes deleted - all items created should now be deleted"

rm -rf certs-dir
echo "SSL keys, certificates, and kubeconfigs deleted"

rm -f ~/bin/cfssl*
echo "CloudFlare SSL tools deleted"