#!/usr/bin/env bash

OS = $(strip $(shell uname -s))
ARCH = linux_amd64
PLATFORM = linux
ifeq ($(OS),Darwin)
	ARCH = darwin_amd64
	PLATFORM = darwin
endif

PLUGIN_DIR = ~/.terraform.d/plugins

PROVIDER_NAME = terraform-provider-ansible
PROVIDER_VERSION = v1.0.3
PROVIDER_ARCHIVE = $(PROVIDER_NAME)-$(ARCH).zip
PROVIDER_URL = https://github.com/nbering/terraform-provider-ansible/releases/download/$(PROVIDER_VERSION)/$(PROVIDER_ARCHIVE)

PROVISIONER_NAME = terraform-provisioner-ansible
PROVISIONER_VERSION = v2.3.0
PROVISIONER_ARCHIVE = $(PROVISIONER_NAME)-$(subst _,-,$(ARCH))_$(PROVISIONER_VERSION)
PROVISIONER_URL = https://github.com/radekg/terraform-provisioner-ansible/releases/download/$(PROVISIONER_VERSION)/$(PROVISIONER_ARCHIVE)

all: requirements install-provider install-provisioner secrets init-terraform
	@echo "Success!"

plugins: install-provider install-provisioner

requirements:
	ansible-galaxy install --ignore-errors --force -r ansible/requirements.yml

check-unzip:
ifeq (, $(shell which unzip))
	$(error "No unzip in PATH, consider doing apt install unzip")
endif

install-provider: check-unzip
	if [ ! -e $(PLUGIN_DIR)/$(ARCH)/$(PROVIDER_NAME)_$(PROVIDER_VERSION) ]; then \
		mkdir -p $(PLUGIN_DIR); \
		wget $(PROVIDER_URL) -P $(PLUGIN_DIR); \
		unzip -o $(PLUGIN_DIR)/$(PROVIDER_ARCHIVE) -d $(PLUGIN_DIR); \
	fi

install-provisioner:
	if [ ! -e $(PLUGIN_DIR)/$(ARCH)/$(PROVISIONER_NAME)_$(PROVISIONER_VERSION) ]; then \
		mkdir -p $(PLUGIN_DIR); \
		wget $(PROVISIONER_URL) -O $(PLUGIN_DIR)/$(ARCH)/$(PROVISIONER_NAME)_$(PROVISIONER_VERSION); \
		chmod +x $(PLUGIN_DIR)/$(ARCH)/$(PROVISIONER_NAME)_$(PROVISIONER_VERSION); \
	fi

init-terraform:
	terraform init -upgrade=true

consul-certs:
	@echo "Saving Consul certificates: ansible/files/consul*"
	pass services/consul/ca-crt > ansible/files/consul-ca.crt
	pass services/consul/ca-key > ansible/files/consul-ca.key
	pass services/consul/client-crt > ansible/files/consul-client.crt
	pass services/consul/client-key > ansible/files/consul-client.key

tf-secrets:
	@echo "Saving secrets to: terraform.tfvars"
	@echo -e "\
# secrets extracted from password-store\n\
cloudflare_token   = \"$(shell pass cloud/Cloudflare/token)\"\n\
cloudflare_email   = \"$(shell pass cloud/Cloudflare/email)\"\n\
cloudflare_account = \"$(shell pass cloud/Cloudflare/account)\"\n\
aws_access_key     = \"$(shell pass cloud/AWS/Nimbus/access-key)\"\n\
aws_secret_key     = \"$(shell pass cloud/AWS/Nimbus/secret-key)\"\n\
" > terraform.tfvars

secrets: consul-certs tf-secrets

cleanup:
	rm -r $(PLUGIN_DIR)/$(ARCHIVE)