AWS ECR Terraform + Docker Makefile

Makefile

SHELL := /bin/bash
.SHELLFLAGS := -ec

.PHONY: apply destroy refresh output

TERRAFORM_TFVARS_FILE_PATTERNS := *.tfvars

define _LOAD_AWSRC :=
	if [[ -f "~/.awsrc" ]]; then \
		source "~/.awsrc"; \
	fi; \
	if [[ -f "$(CURDIR)/.awsrc" ]]; then \
		source "$(CURDIR)/.awsrc";  \
	fi
endef

define _SET_TERRAFORM_VAR_FILE_ARGS :=
	if [[ ! -z "$(TERRAFORM_TFVARS_FILE_PATTERNS)" ]]; then \
		TERRAFORM_TFVARS_FILE_PATTERNS=($(TERRAFORM_TFVARS_FILE_PATTERNS)); \
	else \
		TERRAFORM_TFVARS_FILE_PATTERNS=(); \
	fi; \
	TERRAFORM_VAR_FILE_ARGS=(); \
	for TERRAFORM_TFVARS_FILE_PATTERN in $${TERRAFORM_TFVARS_FILE_PATTERNS[@]}; do \
		for TERRAFORM_TFVARS_FILE in $$(find $(CURDIR) -name "$${TERRAFORM_TFVARS_FILE_PATTERN}"); do \
			TERRAFORM_VAR_FILE_ARGS+=("-var-file" "$${TERRAFORM_TFVARS_FILE}"); \
		done; \
	done
endef


all: apply

apply:
	set -euxo pipefail; \
	$(call _LOAD_AWSRC); \
	$(call _SET_TERRAFORM_VAR_FILE_ARGS); \
	TERRAFORM_APPLY_ARGS=("-auto-approve" "$${TERRAFORM_VAR_FILE_ARGS[@]}"); \
	terraform init; \
	terraform apply "$${TERRAFORM_APPLY_ARGS[@]}"

destroy:
	set -euxo pipefail; \
	$(call _LOAD_AWSRC); \
	$(call _SET_TERRAFORM_VAR_FILE_ARGS); \
	TERRAFORM_DESTROY_ARGS=("-auto-approve" "$${TERRAFORM_VAR_FILE_ARGS[@]}"); \
	terraform init; \
	terraform destroy "$${TERRAFORM_DESTROY_ARGS[@]}"

refresh:
	set -euxo pipefail; \
	$(call _LOAD_AWSRC); \
	$(call _SET_TERRAFORM_VAR_FILE_ARGS); \
	TERRAFORM_REFRESH_ARGS=("$${TERRAFORM_VAR_FILE_ARGS[@]}"); \
	terraform init; \
	terraform refresh "$${TERRAFORM_REFRESH_ARGS[@]}"

output:
	set -euxo pipefail; \
	$(call _LOAD_AWSRC); \
	terraform init; \
	terraform output

docker_login:
	set -euxo pipefail; \
	$(call _LOAD_AWSRC); \
	terraform init; \
	DOCKER_HOSTNAME=("$$(terraform output -json | jq -r '.ecr_registry_repository_url.value' | cut -d/ -f1)"); \
	aws ecr get-login-password | docker login --username AWS --password-stdin "$${DOCKER_HOSTNAME}"

docker_build:
	set -euxo pipefail; \
	$(call _LOAD_AWSRC); \
	terraform init; \
    DOCKER_REGISTRY=("$$(terraform output -json | jq -r '.ecr_registry_repository_url.value'):latest"); \
    docker build --tag "$${DOCKER_REGISTRY}" $$(pwd)/../../../docker/cloudflared


docker_push: docker_login docker_build
	set -euxo pipefail; \
    DOCKER_REGISTRY=("$$(terraform output -json | jq -r '.ecr_registry_repository_url.value'):latest"); \
    docker push "$${DOCKER_REGISTRY}"