Makefile.terraform

apply: $(BUILD)/terraform.tfplan
	$(TERRAFORM) apply $<
	rm $<

destroy: init
destroy: $(BUILD)/terraform.tfvars $(BUILD)/destroy.tfplan
	cd $(BUILD) && \
	$(TERRAFORM) destroy -var-file=$<
	rm $(BUILD)/destroy.tfplan

destroy/plan: $(BUILD)/destroy.tfplan
	rm $<

plan: $(BUILD)/terraform.tfplan

init: $(BUILD)/.terraform/terraform.tfstate

$(BUILD)/terraform.tfplan: $(BUILD)/terraform.tfvars $(BUILD)/.terraform/terraform.tfstate
	cd $(BUILD); \
	$(TERRAFORM) plan \
	  -input=false \
	  -out=$@ \
	  -var-file=$<

$(BUILD)/destroy.tfplan: $(BUILD)/terraform.tfvars $(BUILD)/.terraform/terraform.tfstate
	cd $(BUILD); \
	$(TERRAFORM) plan \
	  -destroy \
	  -input=false \
	  -out=$@ \
	  -var-file=$<

$(BUILD)/.terraform/terraform.tfstate: | $(BUILD)
	$(TERRAFORM) init \
	  -backend=true \
	  -backend-config=bucket=$(S3_BUCKET_NAME) \
	  -backend-config=key=$(APP_ENV)/applications/concourse/terraform.tfstate \
	  -get=true \
	  -input=false \
	  $(PWD) \
	  $(BUILD)