Makefile

##########################
# Bootstrapping variables
##########################

AWS_BRANCH ?= "dev"
STACK_NAME ?= "UNDEFINED"
DEPLOYMENT_BUCKET_NAME ?= "UNDEFINED"
SAM_BUILD_EXTRA_ARGS ?= ""
COGNITO_IDENTITY_POOL_ID ?= ""
COGNITO_USER_POOL_ID ?= ""
UPLOAD_BUCKET_NAME ?= ""

target:
	$(info ${HELP_MESSAGE})
	@exit 0

init: ##=> Install OS deps and dev tools
	$(info [*] Bootstrapping CI system...)
	@$(MAKE) _install_os_packages

deploy: ##=> Deploy services
	$(info [*] Deploying...)
	$(MAKE) deploy.processing

delete: ##=> Delete services
	$(MAKE) delete.processing

delete.processing: ##=> Delete OCR processing service
	aws cloudformation delete-stack --stack-name $${STACK_NAME}-processing-$${AWS_BRANCH}

deploy.processing: ##=> Deploy OCR processing service using SAM
	$(info [*] Packaging and deploying OCR processing service...)
	cd source/ocr && \
		sam build \
			--template template.sam.yml \
			$(SAM_BUILD_EXTRA_ARGS) && \
		sam package \
			--s3-bucket $${DEPLOYMENT_BUCKET_NAME} \
    	--s3-prefix sam \
			--output-template-file template-packaged.tmp.yml && \
		sam deploy \
			--template-file template-packaged.tmp.yml \
			--stack-name $${STACK_NAME}-processing-$${AWS_BRANCH} \
			--capabilities CAPABILITY_IAM \
			--no-fail-on-empty-changeset \
			--parameter-overrides \
				UploadBucketName=$(UPLOAD_BUCKET_NAME) \
				CognitoIdentityPoolId=$(COGNITO_IDENTITY_POOL_ID) \
				CognitoUserPoolId=$(COGNITO_USER_POOL_ID)

export.parameter:
	$(info [+] Adding new parameter named "${NAME}")
	aws ssm put-parameter \
		--name "$${NAME}" \
		--type "String" \
		--value "$${VALUE}" \
		--overwrite

#############
#  Helpers  #
#############

_install_os_packages:
	$(info [*] Installing jq...)
	yum install jq -y
	$(info [*] Checking currently installed Python version...)
	python3 --version
	# This didn't work and installed version looks like 3.7 - let's just change our Lambdas to use 3.7 runtime:
	# $(info [*] Installing Python v3.8...)
	# pwd
	# cd /opt
	# wget --no-verbose https://www.python.org/ftp/python/3.8.3/Python-3.8.3.tgz
	# tar xzf Python-3.8.3.tgz
	# cd Python-3.8.3
	# ./configure --enable-optimizations
	# make altinstall
	# rm -f /opt/Python-3.8.3.tgz
	# python3.8 --version
	$(info [*] Upgrading Python SAM CLI and CloudFormation linter to the latest version...)
	python3 -m pip install --upgrade --user cfn-lint aws-sam-cli
	npm -g install aws-cdk

define HELP_MESSAGE

	Environment variables:

	AWS_BRANCH: "dev"
		Description: Feature branch name used as part of stacks name; added by Amplify Console by default
	STACK_NAME: "sm100"
		Description: CloudFormation stack name to deploy/redeploy to.
	DEPLOYMENT_BUCKET_NAME: "UNDEFINED"
		Description: Amazon S3 bucket for staging built SAM Lambda bundles and assets.
	DEPLOYMENT_BUCKET_PREFIX: ""
		Description: For publishing to a prefix in your deployment bucket, instead of root. Should end
		  in a slash if set.
	SAM_BUILD_EXTRA_ARGS: ""
		Description: Extra arguments to pass to AWS SAM build, if necessary

	COGNITO_IDENTITY_POOL_ID: ""
		Description: (Optional) existing Cognito identity pool to configure with permissions for
			progress notifications. Should be set from Amplify config.
	COGNITO_USER_POOL_ID: ""
		Description: (Optional) existing Cognito user pool to configure with permissions for progress
			notifications. Should be set from Amplify config.
	UPLOAD_BUCKET_NAME: ""
		Description: Flight Table name created by Amplify for Catalog service

	Common usage:

	...::: Bootstraps environment with necessary tools like SAM CLI, cfn-lint, etc. :::...
	$ make init

	...::: Deploy all SAM based services :::...
	$ make deploy

	...::: Delete all SAM based services :::...
	$ make delete

	...::: Export parameter and its value to System Manager Parameter Store :::...
	$ make export.parameter NAME="/env/service/amplify/api/id" VALUE="xzklsdio234"
endef