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make create idempotent #15

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make create idempotent #15

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ac0c98a
delete kubectl contexts on teardown, thx @mmatthias
JonahBraun Dec 12, 2018
60fa2a3
make tfvars idempotent
JonahBraun Dec 12, 2018
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4 changes: 1 addition & 3 deletions scripts/generate-tfvars.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -33,9 +33,7 @@ TFVARS_FILE="$ROOT/terraform/terraform.tfvars"

if [[ -f "${TFVARS_FILE}" ]]
then
echo "${TFVARS_FILE} already exists." 1>&2
echo "Please remove or rename before regenerating." 1>&2
exit 1;
echo "${TFVARS_FILE} already exists, skipping generation."
else
cat <<EOF > "${TFVARS_FILE}"
project="${PROJECT}"
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18 changes: 18 additions & 0 deletions scripts/teardown.sh
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Expand Up @@ -39,3 +39,21 @@ bq rm -r -f "${PROJECT}":"${BQ_LOG_DS}"
# Tear down Terraform-managed resources and remove generated tfvars
cd "$ROOT/terraform" || exit; terraform destroy -input=false -auto-approve
rm -f "$ROOT/terraform/terraform.tfvars"

rm -f "$ROOT/terraform/terraform.tfstate"
rm -f "$ROOT/terraform/terraform.tfstate.backup"

# remove kubectl context & cluster from config
CONTEXT=$(kubectl config get-contexts -o=name | grep "$(gcloud config get-value project).*gke-bazel-tutorial")

if [[ ! -z $CONTEXT ]]; then
kubectl config delete-context "$CONTEXT"
kubectl config delete-cluster "$CONTEXT"
kubectl config unset "users.$CONTEXT"

# unset current context if it's us
CURRENT=$(kubectl config current-context)
if [ "$CURRENT" == "$CONTEXT" ]; then
kubectl config unset current-context
fi
fi