Makefiles for terraform

00tree.txt

.
├── Makefile # (1)
└── terraform
    ├── aws
    │   ├── Makefile # (2)
    │   └── main.tf
    └── heroku
        ├── Makefile # (3)
        └── main.tf

Makefile # (1)

MAKE := make
TARGETS := aws heroku

define make-r
	@for i in $(TARGETS); do \
		$(MAKE) -w -C terraform/$$i $(1) || exit $$?; \
	done
endef

# Recursive terraform init
.PHONY: init-r
init-r:
	$(call make-r, init)

# Recursive terraform plan
.PHONY: plan-r
plan-r:
	$(call make-r, plan)

# Recursive terraform apply
.PHONY: apply-r
apply-r:
	$(call make-r, apply)

Makefile # (2)

TERRAFORM := terraform

.PHONY: init
init:
	$(TERRAFORM) init

.PHONY: plan
plan:
	$(TERRAFORM) plan

.PHONY: apply
apply:
	$(TERRAFORM) apply

Makefile # (3)

TERRAFORM := terraform

.PHONY: init
init:
	$(TERRAFORM) init

.PHONY: plan
plan:
	$(TERRAFORM) plan

.PHONY: apply
apply:
	$(TERRAFORM) apply