AWS CloudFormation Makefile

Makefile

.PHONY: help sync update-stack update-all create-stack
.DEFAULT: help
SHELL=bash
ifndef VERBOSE
.SILENT:
endif
DONE = echo ✓ $@ done
ALL = uat1 uat2 uat3 uat4 uat5
AMI=`aws --region=eu-west-1 --profile=mgmt --output=text ec2 describe-images \
	--filter "Name=tag:Name,Values=AMI_TAG_OF_CHOICE" --owners YOUR_AWS_ACCOUNT_ID_HERE \
	--query 'Images[*].[Name,ImageId]'|sort -n|tail -n 1|awk '{print $$6}'`

help::
	echo -e ""
	grep -E '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[33m%-20s\033[0m %s\n", $$1, $$2}'
	echo -e "\nAdditional parameters passed to make"
	echo -e "\033[33mENV=<env>\033[0m update a specific environment e.g uat1,uat2"

sync: ## Upload cloudformation templates to S3 ready for updating a stack
	aws s3 sync --region eu-west-1 --output text --profile mgmt ./ s3://YOUR_S3_BUCKET_LOCATION_HERE/ --exclude=*~ --exclude=*.swp --exclude=.* --exclude=Makefile
	$(DONE)

update-stack: ## Update a specific stack, needs ENV=<env> specifying
	if [[ -z "$(ENV)" ]]; then echo "ENV must be specified"; exit 1; fi
	aws cloudformation update-stack \
	    --profile test \
	    --region eu-west-1 \
	    --output text \
	    --stack-name euwest1-$(ENV)-fullstack \
	    --template-url https://YOUR_S3_BUCKET_LOCATION/fullstack.yaml \
	    --parameters \
	        ParameterKey=Environment,UsePreviousValue=true \
	        ParameterKey=ImageId,ParameterValue=$(AMI) \
	--capabilities CAPABILITY_IAM
	$(DONE)

update-all: sync ## Update all available environments with latest stack
	for env in $(ALL); do $(MAKE) update-stack ENV=$$env; done
	$(DONE)

create-stack: sync ## Create a new stack, needs NEWENV=<env> specifiying
	if [[ -z "$(NEWENV)" ]]; then echo "NEWENV must be specified"; exit 1; fi
	aws cloudformation create-stack \
	    --profile test \
	    --region eu-west-1 \
	    --output text \
	    --stack-name euwest1-$(NEWENV)-fullstack \
	    --template-url https://YOUR_S3_BUCKET_LOCATION_HERE/fullstack.yaml \
	    --parameters \
	        ParameterKey=Environment,ParameterValue=$(NEWENV) \
	        ParameterKey=ImageId,ParameterValue=$(AMI) \
	    --capabilities CAPABILITY_IAM